Bug: TestUnifiedClassifier_Initialize always fails on macOS

[carlory]

Describe the bug

=== RUN   TestUnifiedClassifier_Initialize
=== RUN   TestUnifiedClassifier_Initialize/Already_initialized
=== RUN   TestUnifiedClassifier_Initialize/Initialization_attempt
SIGSEGV: segmentation violation
PC=0x19900aa44 m=10 sigcode=2 addr=0x0
signal arrived during cgo execution

goroutine 280 gp=0x14000405a40 m=10 mp=0x14000320008 [syscall]:
runtime.cgocall(0x103265a44, 0x14000086b08)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/cgocall.go:167 +0x44 fp=0x14000086ad0 sp=0x14000086a90 pc=0x102c275f4
github.com/vllm-project/semantic-router/src/semantic-router/pkg/utils/classification._Cfunc_init_unified_classifier_c(0x600002464ea0, 0x600002464ec0, 0x600002464ee0, 0x600002464f00, 0x14000214230, 0xe, 0x140000341e0, 0xa, 0x140003b0660, 0x2, ...)
	_cgo_gotypes.go:255 +0x30 fp=0x14000086b00 sp=0x14000086ad0 pc=0x10321e660
github.com/vllm-project/semantic-router/src/semantic-router/pkg/utils/classification.(*UnifiedClassifier).Initialize.func8(...)
	/Users/kiki/workspace/semantic-router/src/semantic-router/pkg/utils/classification/unified_classifier.go:235
github.com/vllm-project/semantic-router/src/semantic-router/pkg/utils/classification.(*UnifiedClassifier).Initialize(0x140002141c0, {0x10327b745, 0x18}, {0x10327c5f2, 0x19}, {0x103279432, 0x16}, {0x10327e8cf, 0x1b}, {0x1400011a000, ...}, ...)
	/Users/kiki/workspace/semantic-router/src/semantic-router/pkg/utils/classification/unified_classifier.go:235 +0x548 fp=0x14000086e60 sp=0x14000086b00 pc=0x10321ed68
github.com/vllm-project/semantic-router/src/semantic-router/pkg/utils/classification.TestUnifiedClassifier_Initialize.func2(0x140002fa380)
	/Users/kiki/workspace/semantic-router/src/semantic-router/pkg/utils/classification/unified_classifier_test.go:32 +0xcc fp=0x14000086f60 sp=0x14000086e60 pc=0x10321b68c
testing.tRunner(0x140002fa380, 0x14000034140)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/testing/testing.go:1934 +0xc8 fp=0x14000086fb0 sp=0x14000086f60 pc=0x102ceb088
testing.(*T).Run.gowrap1()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/testing/testing.go:1997 +0x28 fp=0x14000086fd0 sp=0x14000086fb0 pc=0x102cebf08
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x14000086fd0 sp=0x14000086fd0 pc=0x102c33234
created by testing.(*T).Run in goroutine 278
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/testing/testing.go:1997 +0x364

goroutine 1 gp=0x140000041c0 m=nil [chan receive]:
runtime.gopark(0x102c34170?, 0x140002519b8?, 0x1?, 0x9b?, 0x104857488?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x14000251970 sp=0x14000251950 pc=0x102c2ab50
runtime.chanrecv(0x140000fe200, 0x14000251a77, 0x1)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/chan.go:667 +0x428 fp=0x140002519f0 sp=0x14000251970 pc=0x102bc0ce8
runtime.chanrecv1(0x103bc76a0?, 0x1035ad1e0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/chan.go:509 +0x14 fp=0x14000251a20 sp=0x140002519f0 pc=0x102bc0884
testing.(*T).Run(0x14000187180, {0x103284573?, 0x14000295b38?}, 0x103589688)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/testing/testing.go:2005 +0x378 fp=0x14000251b00 sp=0x14000251a20 pc=0x102cebde8
testing.runTests.func1(0x14000187180)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/testing/testing.go:2477 +0x38 fp=0x14000251b40 sp=0x14000251b00 pc=0x102cedbe8
testing.tRunner(0x14000187180, 0x14000295c68)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/testing/testing.go:1934 +0xc8 fp=0x14000251b90 sp=0x14000251b40 pc=0x102ceb088
testing.runTests(0x140001a7410, {0x103ba1660, 0x11, 0x11}, {0x140002ee060?, 0xf?, 0x103bc8660?})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/testing/testing.go:2475 +0x3b8 fp=0x14000251c90 sp=0x14000251b90 pc=0x102cedb08
testing.(*M).Run(0x140002cb220)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/testing/testing.go:2337 +0x530 fp=0x14000251ec0 sp=0x14000251c90 pc=0x102cec9b0
main.main()
	_testmain.go:87 +0x80 fp=0x14000251f40 sp=0x14000251ec0 pc=0x103223200
runtime.main()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:285 +0x278 fp=0x14000251fd0 sp=0x14000251f40 pc=0x102bf5278
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x14000251fd0 sp=0x14000251fd0 pc=0x102c33234

goroutine 18 gp=0x14000102380 m=nil [force gc (idle)]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x1400006c790 sp=0x1400006c770 pc=0x102c2ab50
runtime.goparkunlock(...)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:466
runtime.forcegchelper()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:373 +0xb4 fp=0x1400006c7d0 sp=0x1400006c790 pc=0x102bf55c4
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x1400006c7d0 sp=0x1400006c7d0 pc=0x102c33234
created by runtime.init.7 in goroutine 1
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:361 +0x24

goroutine 19 gp=0x14000102540 m=nil [GC sweep wait]:
runtime.gopark(0x1?, 0x0?, 0x0?, 0x0?, 0x0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x1400006cf60 sp=0x1400006cf40 pc=0x102c2ab50
runtime.goparkunlock(...)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:466
runtime.bgsweep(0x14000112000)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgcsweep.go:323 +0x104 fp=0x1400006cfb0 sp=0x1400006cf60 pc=0x102bdd804
runtime.gcenable.gowrap1()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:212 +0x28 fp=0x1400006cfd0 sp=0x1400006cfb0 pc=0x102bd1468
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x1400006cfd0 sp=0x1400006cfd0 pc=0x102c33234
created by runtime.gcenable in goroutine 1
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:212 +0x6c

goroutine 20 gp=0x14000102700 m=nil [sleep]:
runtime.gopark(0x14000180000?, 0xc815728f3400?, 0x0?, 0x0?, 0x0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x1400006d720 sp=0x1400006d700 pc=0x102c2ab50
runtime.goparkunlock(...)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:466
runtime.(*scavengerState).sleep(0x103bc8760, 0x40c28e0000000000)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgcscavenge.go:504 +0x108 fp=0x1400006d790 sp=0x1400006d720 pc=0x102bdb508
runtime.bgscavenge(0x14000112000)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgcscavenge.go:662 +0x9c fp=0x1400006d7b0 sp=0x1400006d790 pc=0x102bdb8bc
runtime.gcenable.gowrap2()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:213 +0x28 fp=0x1400006d7d0 sp=0x1400006d7b0 pc=0x102bd1408
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x1400006d7d0 sp=0x1400006d7d0 pc=0x102c33234
created by runtime.gcenable in goroutine 1
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:213 +0xac

goroutine 34 gp=0x14000186380 m=nil [finalizer wait]:
runtime.gopark(0x8?, 0x102c37cac?, 0xc8?, 0x5?, 0x103e9c508?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x14000070580 sp=0x14000070560 pc=0x102c2ab50
runtime.runFinalizers()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mfinal.go:210 +0x104 fp=0x140000707d0 sp=0x14000070580 pc=0x102bd0454
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x140000707d0 sp=0x140000707d0 pc=0x102c33234
created by runtime.createfing in goroutine 1
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mfinal.go:172 +0x78

goroutine 35 gp=0x14000186a80 m=nil [cleanup wait]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x140002a8740 sp=0x140002a8720 pc=0x102c2ab50
runtime.goparkunlock(...)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:466
runtime.(*cleanupQueue).dequeue(0x103bc8e60)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mcleanup.go:439 +0x110 fp=0x140002a8780 sp=0x140002a8740 pc=0x102bcd420
runtime.runCleanups()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mcleanup.go:635 +0x40 fp=0x140002a87d0 sp=0x140002a8780 pc=0x102bcdc30
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x140002a87d0 sp=0x140002a87d0 pc=0x102c33234
created by runtime.(*cleanupQueue).createGs in goroutine 1
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mcleanup.go:589 +0x108

goroutine 49 gp=0x14000187500 m=nil [select, locked to thread]:
runtime.gopark(0x140002a8fa0?, 0x2?, 0xa8?, 0x8e?, 0x140002a8f90?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x140002a8e10 sp=0x140002a8df0 pc=0x102c2ab50
runtime.selectgo(0x140002a8fa0, 0x140002a8f8c, 0x0?, 0x0, 0x14000126618?, 0x1)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/select.go:351 +0x6bc fp=0x140002a8f50 sp=0x140002a8e10 pc=0x102c08fec
runtime.ensureSigM.func1()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/signal_unix.go:1085 +0x154 fp=0x140002a8fd0 sp=0x140002a8f50 pc=0x102c24f84
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x140002a8fd0 sp=0x140002a8fd0 pc=0x102c33234
created by runtime.ensureSigM in goroutine 48
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/signal_unix.go:1068 +0xcc

goroutine 12 gp=0x14000005340 m=5 mp=0x14000100008 [syscall]:
runtime.sigNoteSleep(0x0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/os_darwin.go:133 +0x20 fp=0x14000070f90 sp=0x14000070f50 pc=0x102bef800
os/signal.signal_recv()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/sigqueue.go:149 +0x2c fp=0x14000070fb0 sp=0x14000070f90 pc=0x102c2cdfc
os/signal.loop()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/os/signal/signal_unix.go:23 +0x1c fp=0x14000070fd0 sp=0x14000070fb0 pc=0x102d493dc
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x14000070fd0 sp=0x14000070fd0 pc=0x102c33234
created by os/signal.Notify.func1.1 in goroutine 48
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/os/signal/signal.go:152 +0x28

goroutine 29 gp=0x14000102c40 m=nil [select]:
runtime.gopark(0x1400006df78?, 0x3?, 0x0?, 0x0?, 0x1400006df5a?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x1400006ddd0 sp=0x1400006ddb0 pc=0x102c2ab50
runtime.selectgo(0x1400006df78, 0x1400006df54, 0x0?, 0x0, 0x0?, 0x1)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/select.go:351 +0x6bc fp=0x1400006df10 sp=0x1400006ddd0 pc=0x102c08fec
github.com/onsi/ginkgo/v2/internal/interrupt_handler.(*InterruptHandler).registerForInterrupts.func2(0x0?)
	/Users/kiki/workspace/golang/pkg/mod/github.com/onsi/ginkgo/v2@v2.23.4/internal/interrupt_handler/interrupt_handler.go:131 +0x70 fp=0x1400006dfb0 sp=0x1400006df10 pc=0x1031a69d0
github.com/onsi/ginkgo/v2/internal/interrupt_handler.(*InterruptHandler).registerForInterrupts.gowrap1()
	/Users/kiki/workspace/golang/pkg/mod/github.com/onsi/ginkgo/v2@v2.23.4/internal/interrupt_handler/interrupt_handler.go:158 +0x2c fp=0x1400006dfd0 sp=0x1400006dfb0 pc=0x1031a692c
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x1400006dfd0 sp=0x1400006dfd0 pc=0x102c33234
created by github.com/onsi/ginkgo/v2/internal/interrupt_handler.(*InterruptHandler).registerForInterrupts in goroutine 48
	/Users/kiki/workspace/golang/pkg/mod/github.com/onsi/ginkgo/v2@v2.23.4/internal/interrupt_handler/interrupt_handler.go:128 +0x154

goroutine 31 gp=0x14000103500 m=nil [GC worker (idle)]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x1400006ef10 sp=0x1400006eef0 pc=0x102c2ab50
runtime.gcBgMarkWorker(0x1400012c070)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1463 +0xe0 fp=0x1400006efb0 sp=0x1400006ef10 pc=0x102bd3ae0
runtime.gcBgMarkStartWorkers.gowrap1()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x28 fp=0x1400006efd0 sp=0x1400006efb0 pc=0x102bd39c8
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x1400006efd0 sp=0x1400006efd0 pc=0x102c33234
created by runtime.gcBgMarkStartWorkers in goroutine 48
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x140

goroutine 32 gp=0x140001036c0 m=nil [GC worker (idle)]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x1400006f710 sp=0x1400006f6f0 pc=0x102c2ab50
runtime.gcBgMarkWorker(0x1400012c070)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1463 +0xe0 fp=0x1400006f7b0 sp=0x1400006f710 pc=0x102bd3ae0
runtime.gcBgMarkStartWorkers.gowrap1()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x28 fp=0x1400006f7d0 sp=0x1400006f7b0 pc=0x102bd39c8
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x1400006f7d0 sp=0x1400006f7d0 pc=0x102c33234
created by runtime.gcBgMarkStartWorkers in goroutine 48
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x140

goroutine 33 gp=0x14000103880 m=nil [GC worker (idle)]:
runtime.gopark(0x103bf2a80?, 0x1?, 0xeb?, 0x22?, 0x0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x1400006ff10 sp=0x1400006fef0 pc=0x102c2ab50
runtime.gcBgMarkWorker(0x1400012c070)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1463 +0xe0 fp=0x1400006ffb0 sp=0x1400006ff10 pc=0x102bd3ae0
runtime.gcBgMarkStartWorkers.gowrap1()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x28 fp=0x1400006ffd0 sp=0x1400006ffb0 pc=0x102bd39c8
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x1400006ffd0 sp=0x1400006ffd0 pc=0x102c33234
created by runtime.gcBgMarkStartWorkers in goroutine 48
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x140

goroutine 66 gp=0x14000103a40 m=nil [GC worker (idle)]:
runtime.gopark(0xc8150d051dd5?, 0x3?, 0x5a?, 0xde?, 0x0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x14000087f10 sp=0x14000087ef0 pc=0x102c2ab50
runtime.gcBgMarkWorker(0x1400012c070)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1463 +0xe0 fp=0x14000087fb0 sp=0x14000087f10 pc=0x102bd3ae0
runtime.gcBgMarkStartWorkers.gowrap1()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x28 fp=0x14000087fd0 sp=0x14000087fb0 pc=0x102bd39c8
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x14000087fd0 sp=0x14000087fd0 pc=0x102c33234
created by runtime.gcBgMarkStartWorkers in goroutine 48
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x140

goroutine 67 gp=0x14000103c00 m=nil [GC worker (idle)]:
runtime.gopark(0xc8150d03e897?, 0x3?, 0xb1?, 0x8c?, 0x0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x140000e3f10 sp=0x140000e3ef0 pc=0x102c2ab50
runtime.gcBgMarkWorker(0x1400012c070)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1463 +0xe0 fp=0x140000e3fb0 sp=0x140000e3f10 pc=0x102bd3ae0
runtime.gcBgMarkStartWorkers.gowrap1()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x28 fp=0x140000e3fd0 sp=0x140000e3fb0 pc=0x102bd39c8
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x140000e3fd0 sp=0x140000e3fd0 pc=0x102c33234
created by runtime.gcBgMarkStartWorkers in goroutine 48
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x140

goroutine 68 gp=0x14000103dc0 m=nil [GC worker (idle)]:
runtime.gopark(0xc8150c4d41a3?, 0x3?, 0x17?, 0xe6?, 0x0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x140002a5710 sp=0x140002a56f0 pc=0x102c2ab50
runtime.gcBgMarkWorker(0x1400012c070)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1463 +0xe0 fp=0x140002a57b0 sp=0x140002a5710 pc=0x102bd3ae0
runtime.gcBgMarkStartWorkers.gowrap1()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x28 fp=0x140002a57d0 sp=0x140002a57b0 pc=0x102bd39c8
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x140002a57d0 sp=0x140002a57d0 pc=0x102c33234
created by runtime.gcBgMarkStartWorkers in goroutine 48
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x140

goroutine 69 gp=0x14000502000 m=nil [GC worker (idle)]:
runtime.gopark(0xc8150d03e81a?, 0x0?, 0x0?, 0x0?, 0x0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x140002a5f10 sp=0x140002a5ef0 pc=0x102c2ab50
runtime.gcBgMarkWorker(0x1400012c070)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1463 +0xe0 fp=0x140002a5fb0 sp=0x140002a5f10 pc=0x102bd3ae0
runtime.gcBgMarkStartWorkers.gowrap1()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x28 fp=0x140002a5fd0 sp=0x140002a5fb0 pc=0x102bd39c8
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x140002a5fd0 sp=0x140002a5fd0 pc=0x102c33234
created by runtime.gcBgMarkStartWorkers in goroutine 48
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x140

goroutine 70 gp=0x140005021c0 m=nil [GC worker (idle)]:
runtime.gopark(0xc8150d03a0a6?, 0x3?, 0xd4?, 0x1c?, 0x0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x140000e9f10 sp=0x140000e9ef0 pc=0x102c2ab50
runtime.gcBgMarkWorker(0x1400012c070)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1463 +0xe0 fp=0x140000e9fb0 sp=0x140000e9f10 pc=0x102bd3ae0
runtime.gcBgMarkStartWorkers.gowrap1()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x28 fp=0x140000e9fd0 sp=0x140000e9fb0 pc=0x102bd39c8
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x140000e9fd0 sp=0x140000e9fd0 pc=0x102c33234
created by runtime.gcBgMarkStartWorkers in goroutine 48
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/mgc.go:1373 +0x140

goroutine 278 gp=0x14000162540 m=nil [chan receive]:
runtime.gopark(0x102c34170?, 0x14000085dc8?, 0xb3?, 0xa1?, 0x104857488?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/proc.go:460 +0xc0 fp=0x14000085d80 sp=0x14000085d60 pc=0x102c2ab50
runtime.chanrecv(0x140000fe300, 0x14000085e87, 0x1)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/chan.go:667 +0x428 fp=0x14000085e00 sp=0x14000085d80 pc=0x102bc0ce8
runtime.chanrecv1(0x103bc76a0?, 0x1035ad1e0?)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/chan.go:509 +0x14 fp=0x14000085e30 sp=0x14000085e00 pc=0x102bc0884
testing.(*T).Run(0x140002fa000, {0x10327941c?, 0x2287189802ceaff4?}, 0x14000034140)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/testing/testing.go:2005 +0x378 fp=0x14000085f10 sp=0x14000085e30 pc=0x102cebde8
github.com/vllm-project/semantic-router/src/semantic-router/pkg/utils/classification.TestUnifiedClassifier_Initialize(0x140002fa000)
	/Users/kiki/workspace/semantic-router/src/semantic-router/pkg/utils/classification/unified_classifier_test.go:28 +0x2e0 fp=0x14000085f60 sp=0x14000085f10 pc=0x10321b5a0
testing.tRunner(0x140002fa000, 0x103589688)
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/testing/testing.go:1934 +0xc8 fp=0x14000085fb0 sp=0x14000085f60 pc=0x102ceb088
testing.(*T).Run.gowrap1()
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/testing/testing.go:1997 +0x28 fp=0x14000085fd0 sp=0x14000085fb0 pc=0x102cebf08
runtime.goexit({})
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/runtime/asm_arm64.s:1268 +0x4 fp=0x14000085fd0 sp=0x14000085fd0 pc=0x102c33234
created by testing.(*T).Run in goroutine 1
	/opt/homebrew/Cellar/go/1.25.1/libexec/src/testing/testing.go:1997 +0x364

r0      0xb
r1      0x0
r2      0x0
r3      0x1
r4      0x7
r5      0xc8e277fb
r6      0x6b
r7      0x0
r8      0x31403e108
r9      0xfffffffffffffff1
r10     0x0
r11     0x3b10
r12     0x10
r13     0x1
r14     0xffffffb1
r15     0x7fb
r16     0x19900aa40
r17     0x3b1
r18     0x0
r19     0x140003b0680
r20     0x140000128d0
r21     0x1
r22     0xb
r23     0x31403e190
r24     0x3
r25     0xffffffff
r26     0x7000000050
r27     0x0
r28     0x0
r29     0x31403e170
lr      0x1049ba584
sp      0x31403e100
pc      0x19900aa44
fault   0x0
FAIL	github.com/vllm-project/semantic-router/src/semantic-router/pkg/utils/classification	3.355s

To Reproduce

Run make test on macOS.

Expected behavior

The test should be ok

Screenshots
If applicable, add screenshots to help explain your problem.

Additional context
Add any other context about the problem here.

[carlory]

make deploy fails with the same reason. It should be fixed by #494 once #485 is completed via #266

(base) ➜  ~ kubectl -n vllm-semantic-router-system logs semantic-router-7576849c7-k4jp9
Defaulted container "semantic-router" out of: semantic-router, model-downloader (init)
[entrypoint] Starting semantic-router with config: /app/config/config.yaml
[entrypoint] Additional args: --secure=true
{"level":"info","ts":"2025-10-22T06:30:44.475369708Z","caller":"observability/logging.go:141","msg":"Starting metrics server on :9190"}
{"level":"info","ts":"2025-10-22T06:30:44.47615175Z","caller":"observability/logging.go:141","msg":"Loaded category mapping with 14 categories"}
{"level":"info","ts":"2025-10-22T06:30:44.476234166Z","caller":"observability/logging.go:141","msg":"Loaded PII mapping with 35 PII types"}
{"level":"info","ts":"2025-10-22T06:30:44.47627225Z","caller":"observability/logging.go:141","msg":"Loaded jailbreak mapping with 2 jailbreak types"}
{"level":"info","ts":"2025-10-22T06:30:44.476282916Z","caller":"candle-binding/semantic-router.go:276","msg":"Initializing BERT similarity model: sentence-transformers/all-MiniLM-L12-v2"}
{"level":"info","ts":"2025-10-22T06:31:16.1529855Z","caller":"observability/logging.go:141","msg":"Category descriptions: [business law psychology biology chemistry history other health economics math physics computer science philosophy engineering]"}
{"level":"info","ts":"2025-10-22T06:31:16.15305875Z","caller":"observability/logging.go:141","msg":"Semantic cache enabled (backend: memory) with threshold: 0.8000, TTL: 3600 seconds"}
{"level":"info","ts":"2025-10-22T06:31:16.153063125Z","caller":"observability/logging.go:141","msg":"In-memory cache max entries: 1000"}
{"level":"info","ts":"2025-10-22T06:31:16.282885709Z","caller":"observability/logging.go:141","msg":"Loaded tool: get_weather - Get current weather information, temperature, conditions, forecast for any location, city, or place. Check weather today, now, current conditions, temperature, rain, sun, cloudy, hot, cold, storm, snow"}
{"level":"info","ts":"2025-10-22T06:31:16.404103584Z","caller":"observability/logging.go:141","msg":"Loaded tool: search_web - Search the internet, web search, find information online, browse web content, lookup, research, google, find answers, discover, investigate"}
{"level":"info","ts":"2025-10-22T06:31:16.523626459Z","caller":"observability/logging.go:141","msg":"Loaded tool: calculate - Calculate mathematical expressions, solve math problems, arithmetic operations, compute numbers, addition, subtraction, multiplication, division, equations, formula"}
{"level":"info","ts":"2025-10-22T06:31:16.644745417Z","caller":"observability/logging.go:141","msg":"Loaded tool: send_email - Send email messages, email communication, contact people via email, mail, message, correspondence, notify, inform"}
{"level":"info","ts":"2025-10-22T06:31:16.767518959Z","caller":"observability/logging.go:141","msg":"Loaded tool: create_calendar_event - Schedule meetings, create calendar events, set appointments, manage calendar, book time, plan meeting, organize schedule, reminder, agenda"}
{"level":"info","ts":"2025-10-22T06:31:16.767551751Z","caller":"observability/logging.go:141","msg":"Loaded 5 tools from file: config/tools_db.json"}
{"level":"info","ts":"2025-10-22T06:31:16.767557834Z","caller":"observability/logging.go:141","msg":"Tools database enabled with threshold: 0.2000, top-k: 3"}
{"level":"info","ts":"2025-10-22T06:31:16.767579834Z","caller":"candle-binding/semantic-router.go:643","msg":"Initializing ModernBERT classifier model: models/category_classifier_modernbert-base_model"}
{"level":"info","ts":"2025-10-22T06:31:17.302771668Z","caller":"observability/logging.go:141","msg":"Initialized ModernBERT category classifier (classes auto-detected from model)"}
{"level":"info","ts":"2025-10-22T06:31:17.302913209Z","caller":"candle-binding/semantic-router.go:691","msg":"Initializing ModernBERT jailbreak classifier model: models/jailbreak_classifier_modernbert-base_model"}
{"level":"info","ts":"2025-10-22T06:31:17.930393626Z","caller":"observability/logging.go:141","msg":"Initialized ModernBERT jailbreak classifier (classes auto-detected from model)"}
{"level":"info","ts":"2025-10-22T06:31:17.930512376Z","caller":"candle-binding/semantic-router.go:715","msg":"Initializing ModernBERT PII token classifier model: models/pii_classifier_modernbert-base_presidio_token_model"}
{"level":"info","ts":"2025-10-22T06:31:18.48125421Z","caller":"observability/logging.go:141","msg":"Initialized ModernBERT PII token classifier for entity detection"}
SIGSEGV: segmentation violation
PC=0xffff882efbd0 m=3 sigcode=1 addr=0x0
signal arrived during cgo execution

goroutine 1 gp=0x40000021c0 m=3 mp=0x400007d008 [syscall]:
runtime.cgocall(0xe2d28c, 0x40004c7538)
	/usr/local/go/src/runtime/cgocall.go:167 +0x44 fp=0x40004c7500 sp=0x40004c74c0 pc=0x473d14
github.com/vllm-project/semantic-router/src/semantic-router/pkg/utils/classification._Cfunc_init_unified_classifier_c(0xffff365d1930, 0xffff365cba10, 0xffff365cbae0, 0xffff365cbbb0, 0x400040c230, 0xe, 0x40003bd9e0, 0x12, 0x40002d36e0, 0x2, ...)
	_cgo_gotypes.go:258 +0x34 fp=0x40004c7530 sp=0x40004c7500 pc=0xa3c3e4
github.com/vllm-project/semantic-router/src/semantic-router/pkg/utils/classification.(*UnifiedClassifier).Initialize.func8(...)
	/app/src/semantic-router/pkg/utils/classification/unified_classifier.go:235
github.com/vllm-project/semantic-router/src/semantic-router/pkg/utils/classification.(*UnifiedClassifier).Initialize(0x400040c1c0, {0x4000128510, 0x30}, {0x4000128510, 0x30}, {0x4000128570, 0x2b}, {0x400028c900, 0x31}, {0x4000176000, ...}, ...)
	/app/src/semantic-router/pkg/utils/classification/unified_classifier.go:235 +0x64c fp=0x40004c7890 sp=0x40004c7530 pc=0xa3cbfc
github.com/vllm-project/semantic-router/src/semantic-router/pkg/utils/classification.initializeLegacyUnifiedClassifier(0x4000140d80)
	/app/src/semantic-router/pkg/utils/classification/model_discovery.go:447 +0x80c fp=0x40004c7a90 sp=0x40004c7890 pc=0xa3bedc
github.com/vllm-project/semantic-router/src/semantic-router/pkg/utils/classification.AutoInitializeUnifiedClassifier({0x4000404090?, 0x31?})
	/app/src/semantic-router/pkg/utils/classification/model_discovery.go:350 +0xfc fp=0x40004c7ae0 sp=0x40004c7a90 pc=0xa3b52c
github.com/vllm-project/semantic-router/src/semantic-router/pkg/services.NewClassificationServiceWithAutoDiscovery(0x4000333208)
	/app/src/semantic-router/pkg/services/classification.go:67 +0xf0 fp=0x40004c7b40 sp=0x40004c7ae0 pc=0xa3fc10
github.com/vllm-project/semantic-router/src/semantic-router/pkg/extproc.NewOpenAIRouter({0xfffffe40aa21?, 0xdddb48?})
	/app/src/semantic-router/pkg/extproc/router.go:142 +0x950 fp=0x40004c7d30 sp=0x40004c7b40 pc=0xddb6c0
github.com/vllm-project/semantic-router/src/semantic-router/pkg/extproc.NewServer({0xfffffe40aa21, 0x17}, 0xc383, 0x1, {0x0, 0x0})
	/app/src/semantic-router/pkg/extproc/server.go:37 +0x34 fp=0x40004c7d70 sp=0x40004c7d30 pc=0xddb874
main.main()
	/app/src/semantic-router/cmd/main.go:107 +0x554 fp=0x40004c7f40 sp=0x40004c7d70 pc=0xdddbb4
runtime.main()
	/usr/local/go/src/runtime/proc.go:283 +0x284 fp=0x40004c7fd0 sp=0x40004c7f40 pc=0x4435c4
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x40004c7fd0 sp=0x40004c7fd0 pc=0x47ee54

goroutine 2 gp=0x4000002c40 m=nil [force gc (idle)]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x4000076f90 sp=0x4000076f70 pc=0x476fa8
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:441
runtime.forcegchelper()
	/usr/local/go/src/runtime/proc.go:348 +0xb8 fp=0x4000076fd0 sp=0x4000076f90 pc=0x443918
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x4000076fd0 sp=0x4000076fd0 pc=0x47ee54
created by runtime.init.7 in goroutine 1
	/usr/local/go/src/runtime/proc.go:336 +0x24

goroutine 3 gp=0x4000003180 m=nil [GC sweep wait]:
runtime.gopark(0x1?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x4000077760 sp=0x4000077740 pc=0x476fa8
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:441
runtime.bgsweep(0x40000a2000)
	/usr/local/go/src/runtime/mgcsweep.go:316 +0x108 fp=0x40000777b0 sp=0x4000077760 pc=0x42d0f8
runtime.gcenable.gowrap1()
	/usr/local/go/src/runtime/mgc.go:204 +0x28 fp=0x40000777d0 sp=0x40000777b0 pc=0x420f38
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x40000777d0 sp=0x40000777d0 pc=0x47ee54
created by runtime.gcenable in goroutine 1
	/usr/local/go/src/runtime/mgc.go:204 +0x6c

goroutine 4 gp=0x4000003340 m=nil [GC scavenge wait]:
runtime.gopark(0x10000?, 0x12bbef8?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x4000077f60 sp=0x4000077f40 pc=0x476fa8
runtime.goparkunlock(...)
	/usr/local/go/src/runtime/proc.go:441
runtime.(*scavengerState).park(0x1c79760)
	/usr/local/go/src/runtime/mgcscavenge.go:425 +0x5c fp=0x4000077f90 sp=0x4000077f60 pc=0x42abcc
runtime.bgscavenge(0x40000a2000)
	/usr/local/go/src/runtime/mgcscavenge.go:658 +0xac fp=0x4000077fb0 sp=0x4000077f90 pc=0x42b14c
runtime.gcenable.gowrap2()
	/usr/local/go/src/runtime/mgc.go:205 +0x28 fp=0x4000077fd0 sp=0x4000077fb0 pc=0x420ed8
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x4000077fd0 sp=0x4000077fd0 pc=0x47ee54
created by runtime.gcenable in goroutine 1
	/usr/local/go/src/runtime/mgc.go:205 +0xac

goroutine 5 gp=0x4000003c00 m=nil [finalizer wait]:
runtime.gopark(0xf8efe0?, 0x33?, 0x8?, 0x11?, 0x1000000000000?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x4000076590 sp=0x4000076570 pc=0x476fa8
runtime.runfinq()
	/usr/local/go/src/runtime/mfinal.go:196 +0x108 fp=0x40000767d0 sp=0x4000076590 pc=0x41ff38
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x40000767d0 sp=0x40000767d0 pc=0x47ee54
created by runtime.createfing in goroutine 1
	/usr/local/go/src/runtime/mfinal.go:166 +0x80

goroutine 6 gp=0x400022ee00 m=nil [chan receive]:
runtime.gopark(0x40002e2640?, 0x40003b0018?, 0x48?, 0x87?, 0x56c8b8?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x40000786f0 sp=0x40000786d0 pc=0x476fa8
runtime.chanrecv(0x40000ae460, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:664 +0x42c fp=0x4000078770 sp=0x40000786f0 pc=0x41252c
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:506 +0x14 fp=0x40000787a0 sp=0x4000078770 pc=0x4120c4
runtime.unique_runtime_registerUniqueMapCleanup.func2(...)
	/usr/local/go/src/runtime/mgc.go:1797
runtime.unique_runtime_registerUniqueMapCleanup.gowrap1()
	/usr/local/go/src/runtime/mgc.go:1800 +0x3c fp=0x40000787d0 sp=0x40000787a0 pc=0x42415c
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x40000787d0 sp=0x40000787d0 pc=0x47ee54
created by unique.runtime_registerUniqueMapCleanup in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1795 +0x78

goroutine 47 gp=0x400022f6c0 m=nil [GC worker (idle)]:
runtime.gopark(0x0?, 0x4000078f60?, 0xb0?, 0x28?, 0x400022f6c0?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x4000078f10 sp=0x4000078ef0 pc=0x476fa8
runtime.gcBgMarkWorker(0x4000496070)
	/usr/local/go/src/runtime/mgc.go:1423 +0xdc fp=0x4000078fb0 sp=0x4000078f10 pc=0x4233cc
runtime.gcBgMarkStartWorkers.gowrap1()
	/usr/local/go/src/runtime/mgc.go:1339 +0x28 fp=0x4000078fd0 sp=0x4000078fb0 pc=0x4232b8
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x4000078fd0 sp=0x4000078fd0 pc=0x47ee54
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1339 +0x140

goroutine 51 gp=0x4000416000 m=nil [GC worker (idle)]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x4000072710 sp=0x40000726f0 pc=0x476fa8
runtime.gcBgMarkWorker(0x4000496070)
	/usr/local/go/src/runtime/mgc.go:1423 +0xdc fp=0x40000727b0 sp=0x4000072710 pc=0x4233cc
runtime.gcBgMarkStartWorkers.gowrap1()
	/usr/local/go/src/runtime/mgc.go:1339 +0x28 fp=0x40000727d0 sp=0x40000727b0 pc=0x4232b8
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x40000727d0 sp=0x40000727d0 pc=0x47ee54
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1339 +0x140

goroutine 29 gp=0x40003e0380 m=nil [GC worker (idle)]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x40003f0710 sp=0x40003f06f0 pc=0x476fa8
runtime.gcBgMarkWorker(0x4000496070)
	/usr/local/go/src/runtime/mgc.go:1423 +0xdc fp=0x40003f07b0 sp=0x40003f0710 pc=0x4233cc
runtime.gcBgMarkStartWorkers.gowrap1()
	/usr/local/go/src/runtime/mgc.go:1339 +0x28 fp=0x40003f07d0 sp=0x40003f07b0 pc=0x4232b8
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x40003f07d0 sp=0x40003f07d0 pc=0x47ee54
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1339 +0x140

goroutine 48 gp=0x4000102380 m=nil [GC worker (idle)]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x40003ec710 sp=0x40003ec6f0 pc=0x476fa8
runtime.gcBgMarkWorker(0x4000496070)
	/usr/local/go/src/runtime/mgc.go:1423 +0xdc fp=0x40003ec7b0 sp=0x40003ec710 pc=0x4233cc
runtime.gcBgMarkStartWorkers.gowrap1()
	/usr/local/go/src/runtime/mgc.go:1339 +0x28 fp=0x40003ec7d0 sp=0x40003ec7b0 pc=0x4232b8
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x40003ec7d0 sp=0x40003ec7d0 pc=0x47ee54
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1339 +0x140

goroutine 52 gp=0x40004161c0 m=nil [GC worker (idle)]:
runtime.gopark(0x148c94d902c?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x4000072f10 sp=0x4000072ef0 pc=0x476fa8
runtime.gcBgMarkWorker(0x4000496070)
	/usr/local/go/src/runtime/mgc.go:1423 +0xdc fp=0x4000072fb0 sp=0x4000072f10 pc=0x4233cc
runtime.gcBgMarkStartWorkers.gowrap1()
	/usr/local/go/src/runtime/mgc.go:1339 +0x28 fp=0x4000072fd0 sp=0x4000072fb0 pc=0x4232b8
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x4000072fd0 sp=0x4000072fd0 pc=0x47ee54
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1339 +0x140

goroutine 30 gp=0x40003e0540 m=nil [GC worker (idle)]:
runtime.gopark(0x148c94ae9f3?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x40003f0f10 sp=0x40003f0ef0 pc=0x476fa8
runtime.gcBgMarkWorker(0x4000496070)
	/usr/local/go/src/runtime/mgc.go:1423 +0xdc fp=0x40003f0fb0 sp=0x40003f0f10 pc=0x4233cc
runtime.gcBgMarkStartWorkers.gowrap1()
	/usr/local/go/src/runtime/mgc.go:1339 +0x28 fp=0x40003f0fd0 sp=0x40003f0fb0 pc=0x4232b8
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x40003f0fd0 sp=0x40003f0fd0 pc=0x47ee54
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1339 +0x140

goroutine 31 gp=0x40003e0700 m=nil [GC worker (idle)]:
runtime.gopark(0x148c94d9c61?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x40003f1710 sp=0x40003f16f0 pc=0x476fa8
runtime.gcBgMarkWorker(0x4000496070)
	/usr/local/go/src/runtime/mgc.go:1423 +0xdc fp=0x40003f17b0 sp=0x40003f1710 pc=0x4233cc
runtime.gcBgMarkStartWorkers.gowrap1()
	/usr/local/go/src/runtime/mgc.go:1339 +0x28 fp=0x40003f17d0 sp=0x40003f17b0 pc=0x4232b8
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x40003f17d0 sp=0x40003f17d0 pc=0x47ee54
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1339 +0x140

goroutine 32 gp=0x40003e08c0 m=nil [GC worker (idle)]:
runtime.gopark(0x148c94d9879?, 0x1?, 0x67?, 0xce?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x40003f1f10 sp=0x40003f1ef0 pc=0x476fa8
runtime.gcBgMarkWorker(0x4000496070)
	/usr/local/go/src/runtime/mgc.go:1423 +0xdc fp=0x40003f1fb0 sp=0x40003f1f10 pc=0x4233cc
runtime.gcBgMarkStartWorkers.gowrap1()
	/usr/local/go/src/runtime/mgc.go:1339 +0x28 fp=0x40003f1fd0 sp=0x40003f1fb0 pc=0x4232b8
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x40003f1fd0 sp=0x40003f1fd0 pc=0x47ee54
created by runtime.gcBgMarkStartWorkers in goroutine 1
	/usr/local/go/src/runtime/mgc.go:1339 +0x140

goroutine 15 gp=0x40001028c0 m=nil [select, locked to thread]:
runtime.gopark(0x40000737a0?, 0x2?, 0x98?, 0x36?, 0x400007378c?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x4000073610 sp=0x40000735f0 pc=0x476fa8
runtime.selectgo(0x40000737a0, 0x4000073788, 0x0?, 0x0, 0x0?, 0x1)
	/usr/local/go/src/runtime/select.go:351 +0x6c4 fp=0x4000073740 sp=0x4000073610 pc=0x456cc4
runtime.ensureSigM.func1()
	/usr/local/go/src/runtime/signal_unix.go:1085 +0x194 fp=0x40000737d0 sp=0x4000073740 pc=0x4717a4
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x40000737d0 sp=0x40000737d0 pc=0x47ee54
created by runtime.ensureSigM in goroutine 1
	/usr/local/go/src/runtime/signal_unix.go:1068 +0xd8

goroutine 49 gp=0x40003e0e00 m=7 mp=0x40003de008 [syscall]:
runtime.notetsleepg(0x1ca2cc0, 0xffffffffffffffff)
	/usr/local/go/src/runtime/lock_futex.go:123 +0x34 fp=0x40003ee790 sp=0x40003ee760 pc=0x4174c4
os/signal.signal_recv()
	/usr/local/go/src/runtime/sigqueue.go:152 +0x30 fp=0x40003ee7b0 sp=0x40003ee790 pc=0x479130
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x1c fp=0x40003ee7d0 sp=0x40003ee7b0 pc=0x6eb81c
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x40003ee7d0 sp=0x40003ee7d0 pc=0x47ee54
created by os/signal.Notify.func1.1 in goroutine 1
	/usr/local/go/src/os/signal/signal.go:152 +0x28

goroutine 66 gp=0x40003e0fc0 m=nil [chan receive]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x40003eeec0 sp=0x40003eeea0 pc=0x476fa8
runtime.chanrecv(0x4000123030, 0x0, 0x1)
	/usr/local/go/src/runtime/chan.go:664 +0x42c fp=0x40003eef40 sp=0x40003eeec0 pc=0x41252c
runtime.chanrecv1(0x0?, 0x0?)
	/usr/local/go/src/runtime/chan.go:506 +0x14 fp=0x40003eef70 sp=0x40003eef40 pc=0x4120c4
main.main.func2()
	/app/src/semantic-router/cmd/main.go:86 +0x2c fp=0x40003eefd0 sp=0x40003eef70 pc=0xdddf6c
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x40003eefd0 sp=0x40003eefd0 pc=0x47ee54
created by main.main in goroutine 1
	/app/src/semantic-router/cmd/main.go:85 +0x4dc

goroutine 67 gp=0x40003e1180 m=nil [IO wait]:
runtime.gopark(0x0?, 0x0?, 0x0?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/proc.go:435 +0xc8 fp=0x4000285b50 sp=0x4000285b30 pc=0x476fa8
runtime.netpollblock(0x7000000000?, 0x0?, 0x0?)
	/usr/local/go/src/runtime/netpoll.go:575 +0x158 fp=0x4000285b90 sp=0x4000285b50 pc=0x43c1d8
internal/poll.runtime_pollWait(0xffff88118f30, 0x72)
	/usr/local/go/src/runtime/netpoll.go:351 +0xa0 fp=0x4000285bc0 sp=0x4000285b90 pc=0x476160
internal/poll.(*pollDesc).wait(0x4000418100?, 0x4213a0?, 0x0)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:84 +0x28 fp=0x4000285bf0 sp=0x4000285bc0 pc=0x4f1be8
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:89
internal/poll.(*FD).Accept(0x4000418100)
	/usr/local/go/src/internal/poll/fd_unix.go:620 +0x24c fp=0x4000285ca0 sp=0x4000285bf0 pc=0x4f64bc
net.(*netFD).accept(0x4000418100)
	/usr/local/go/src/net/fd_unix.go:172 +0x28 fp=0x4000285d60 sp=0x4000285ca0 pc=0x59cbd8
net.(*TCPListener).accept(0x4000130040)
	/usr/local/go/src/net/tcpsock_posix.go:159 +0x24 fp=0x4000285db0 sp=0x4000285d60 pc=0x5b2be4
net.(*TCPListener).Accept(0x4000130040)
	/usr/local/go/src/net/tcpsock.go:380 +0x2c fp=0x4000285df0 sp=0x4000285db0 pc=0x5b1e7c
net/http.(*onceCloseListener).Accept(0x12da890?)
	<autogenerated>:1 +0x30 fp=0x4000285e10 sp=0x4000285df0 pc=0x6e91a0
net/http.(*Server).Serve(0x4000192a00, {0x12d4bd0, 0x4000130040})
	/usr/local/go/src/net/http/server.go:3424 +0x290 fp=0x4000285f40 sp=0x4000285e10 pc=0x6c1b50
net/http.(*Server).ListenAndServe(0x4000192a00)
	/usr/local/go/src/net/http/server.go:3350 +0x84 fp=0x4000285f70 sp=0x4000285f40 pc=0x6c17b4
net/http.ListenAndServe(...)
	/usr/local/go/src/net/http/server.go:3665
main.main.func3()
	/app/src/semantic-router/cmd/main.go:101 +0xf4 fp=0x4000285fd0 sp=0x4000285f70 pc=0xdddef4
runtime.goexit({})
	/usr/local/go/src/runtime/asm_arm64.s:1223 +0x4 fp=0x4000285fd0 sp=0x4000285fd0 pc=0x47ee54
created by main.main in goroutine 1
	/app/src/semantic-router/cmd/main.go:97 +0x51c

r0      0x0
r1      0xffff365fbd80
r2      0x9
r3      0x0
r4      0x0
r5      0xfffefc293519
r6      0x616572626c69616a
r7      0x6b616572626c6961
r8      0x9
r9      0x9
r10     0x0
r11     0x0
r12     0xffff88971cb7
r13     0x6b
r14     0x300000000
r15     0x60000000
r16     0xffff88baf318
r17     0xffff882efbc0
r18     0x0
r19     0x1
r20     0x0
r21     0xffff88bb5718
r22     0x40002d36e0
r23     0x0
r24     0xffff365fbd80
r25     0xfffefc293510
r26     0x4000000002
r27     0x2
r28     0xf9fe69600050
r29     0xffff3be0cf38
lr      0xffff88541c38
sp      0xffff3be0c8b0
pc      0xffff882efbd0
fault   0x0

[carlory]

fixed by #266