SwiftCheck.Swift.arbitrary.generate backtrace

* thread #1: tid = 0x326627, 0x0000000119bc87b5 SwiftCheck`partial apply forwarder for Swift.UnicodeScalar.init (Swift.UnicodeScalar.Type)(Swift.Int) -> Swift.UnicodeScalar with unmangled suffix "162" [inlined] Swift.UnicodeScalar.init (Swift.UnicodeScalar.Type)(Swift.Int) -> Swift.UnicodeScalar at Arbitrary.swift:0, queue = 'com.apple.main-thread', stop reason = EXC_BAD_INSTRUCTION (code=EXC_I386_INVOP, subcode=0x0)
    frame #0: 0x0000000119bc87b5 SwiftCheck`partial apply forwarder for Swift.UnicodeScalar.init (Swift.UnicodeScalar.Type)(Swift.Int) -> Swift.UnicodeScalar with unmangled suffix "162" [inlined] Swift.UnicodeScalar.init (Swift.UnicodeScalar.Type)(Swift.Int) -> Swift.UnicodeScalar at Arbitrary.swift:0 [opt]
    frame #1: 0x0000000119bc87b5 SwiftCheck`partial apply forwarder for Swift.UnicodeScalar.init (Swift.UnicodeScalar.Type)(Swift.Int) -> Swift.UnicodeScalar with unmangled suffix "162" + 37 at Arbitrary.swift:0 [opt]
    frame #2: 0x0000000119bc8828 SwiftCheck`partial apply forwarder for reabstraction thunk helper from @callee_owned (@unowned Swift.Int) -> (@unowned Swift.UnicodeScalar) to @callee_owned (@in Swift.Int) -> (@out Swift.UnicodeScalar) with unmangled suffix "165" [inlined] reabstraction thunk helper from @callee_owned (@unowned Swift.Int) -> (@unowned Swift.UnicodeScalar) to @callee_owned (@in Swift.Int) -> (@out Swift.UnicodeScalar) + 9 at Arbitrary.swift:0 [opt]
    frame #3: 0x0000000119bc881f SwiftCheck`partial apply forwarder for reabstraction thunk helper from @callee_owned (@unowned Swift.Int) -> (@unowned Swift.UnicodeScalar) to @callee_owned (@in Swift.Int) -> (@out Swift.UnicodeScalar) with unmangled suffix "165" + 47 at Arbitrary.swift:0 [opt]
  * frame #4: 0x0000000119c0403c SwiftCheck`partial apply forwarder for static SwiftCheck.(• infix <A, B, C> ((B) -> C, (A) -> B) -> (A) -> C).(closure #1) [inlined] static SwiftCheck.($0=0x00007fff5056e888) -> C, (A) -> B) -> (A) -> C).(closure #1) + 36 at Property.swift:476 [opt]
    frame #5: 0x0000000119c04018 SwiftCheck`partial apply forwarder for static SwiftCheck.(• infix <A, B, C> ((B) -> C, (A) -> B) -> (A) -> C).(closure #1) + 104 at Property.swift:0 [opt]
    frame #6: 0x0000000119c0403c SwiftCheck`partial apply forwarder for static SwiftCheck.(• infix <A, B, C> ((B) -> C, (A) -> B) -> (A) -> C).(closure #1) [inlined] static SwiftCheck.($0=0x00007fff5056e888) -> C, (A) -> B) -> (A) -> C).(closure #1) + 36 at Property.swift:476 [opt]
    frame #7: 0x0000000119c04018 SwiftCheck`partial apply forwarder for static SwiftCheck.(• infix <A, B, C> ((B) -> C, (A) -> B) -> (A) -> C).(closure #1) + 104 at Property.swift:0 [opt]
    frame #8: 0x0000000119bc88af SwiftCheck`partial apply forwarder for reabstraction thunk helper from @callee_owned (@in Swift.Int) -> (@out SwiftCheck.Gen<Swift.Character>) to @callee_owned (@unowned Swift.Int) -> (@owned SwiftCheck.Gen<Swift.Character>) with unmangled suffix "168" [inlined] reabstraction thunk helper from @callee_owned (@in Swift.Int) -> (@out SwiftCheck.Gen<Swift.Character>) to @callee_owned (@unowned Swift.Int) -> (@owned SwiftCheck.Gen<Swift.Character>) + 18 at Arbitrary.swift:0 [opt]
    frame #9: 0x0000000119bc889d SwiftCheck`partial apply forwarder for reabstraction thunk helper from @callee_owned (@in Swift.Int) -> (@out SwiftCheck.Gen<Swift.Character>) to @callee_owned (@unowned Swift.Int) -> (@owned SwiftCheck.Gen<Swift.Character>) with unmangled suffix "168" + 45 at Arbitrary.swift:0 [opt]
    frame #10: 0x0000000119bde452 SwiftCheck`static SwiftCheck.(n=<unavailable>, r=<unavailable>, fn=(SwiftCheck`partial apply forwarder for reabstraction thunk helper from @callee_owned (@unowned Swift.Int) -> (@owned SwiftCheck.Gen<Swift.Character>) to @callee_owned (@in Swift.Int) -> (@owned SwiftCheck.Gen<Swift.Character>) with unmangled suffix "171" at Arbitrary.swift), m=<unavailable>) -> SwiftCheck.Gen<B>) -> SwiftCheck.Gen<B>).(closure #1).(closure #1) + 178 at Gen.swift:332 [opt]
    frame #11: 0x0000000119bdbf50 SwiftCheck`partial apply forwarder for static SwiftCheck.(>>- infix <A, B> (SwiftCheck.Gen<A>, (A) -> SwiftCheck.Gen<B>) -> SwiftCheck.Gen<B>).(closure #1).(closure #1) + 160 at Gen.swift:0 [opt]
    frame #12: 0x0000000119bde442 SwiftCheck`static SwiftCheck.(n=<unavailable>, r=<unavailable>, fn=(SwiftCheck`partial apply forwarder for SwiftCheck.(sequence <A> (Swift.Array<SwiftCheck.Gen<A>>) -> SwiftCheck.Gen<Swift.Array<A>>).(closure #1).(closure #1) at Gen.swift), m=<unavailable>) -> SwiftCheck.Gen<B>) -> SwiftCheck.Gen<B>).(closure #1).(closure #1) + 162 at Gen.swift:332 [opt]
    frame #13: 0x0000000119bdbf50 SwiftCheck`partial apply forwarder for static SwiftCheck.(>>- infix <A, B> (SwiftCheck.Gen<A>, (A) -> SwiftCheck.Gen<B>) -> SwiftCheck.Gen<B>).(closure #1).(closure #1) + 160 at Gen.swift:0 [opt]
    frame #14: 0x0000000119bde442 SwiftCheck`static SwiftCheck.(n=<unavailable>, r=<unavailable>, fn=(SwiftCheck`partial apply forwarder for reabstraction thunk helper <A> from @callee_owned (@owned Swift.Array<A>) -> (@owned SwiftCheck.Gen<Swift.Array<A>>) to @callee_owned (@in Swift.Array<A>) -> (@owned SwiftCheck.Gen<Swift.Array<A>>) at Gen.swift), m=<unavailable>) -> SwiftCheck.Gen<B>) -> SwiftCheck.Gen<B>).(closure #1).(closure #1) + 162 at Gen.swift:332 [opt]
    frame #15: 0x0000000119bdbf50 SwiftCheck`partial apply forwarder for static SwiftCheck.(>>- infix <A, B> (SwiftCheck.Gen<A>, (A) -> SwiftCheck.Gen<B>) -> SwiftCheck.Gen<B>).(closure #1).(closure #1) + 160 at Gen.swift:0 [opt]
    frame #16: 0x0000000119bde490 SwiftCheck`static SwiftCheck.(n=<unavailable>, r=<unavailable>, fn=(SwiftCheck`partial apply forwarder for SwiftCheck.(sequence <A> (Swift.Array<SwiftCheck.Gen<A>>) -> SwiftCheck.Gen<Swift.Array<A>>).(closure #1).(closure #1) at Gen.swift), m=<unavailable>) -> SwiftCheck.Gen<B>) -> SwiftCheck.Gen<B>).(closure #1).(closure #1) + 240 at Gen.swift:333 [opt]
    frame #17: 0x0000000119bdbf50 SwiftCheck`partial apply forwarder for static SwiftCheck.(>>- infix <A, B> (SwiftCheck.Gen<A>, (A) -> SwiftCheck.Gen<B>) -> SwiftCheck.Gen<B>).(closure #1).(closure #1) + 160 at Gen.swift:0 [opt]
    frame #18: 0x0000000119bdc2f9 SwiftCheck`partial apply forwarder for static SwiftCheck.Gen.(sized <A> (SwiftCheck.Gen<A>.Type) -> ((Swift.Int) -> SwiftCheck.Gen<A>) -> SwiftCheck.Gen<A>).(closure #1).(closure #1) [inlined] static SwiftCheck.Gen.(n=30, r=(seed1 = 775034740, seed2 = 1152930272583391448)) -> ((Swift.Int) -> SwiftCheck.Gen<A>) -> SwiftCheck.Gen<A>).(closure #1).(closure #1) + 55 at Gen.swift:86 [opt]
    frame #19: 0x0000000119bdc2c2 SwiftCheck`partial apply forwarder for static SwiftCheck.Gen.(sized <A> (SwiftCheck.Gen<A>.Type) -> ((Swift.Int) -> SwiftCheck.Gen<A>) -> SwiftCheck.Gen<A>).(closure #1).(closure #1) + 66 at Gen.swift:0 [opt]
    frame #20: 0x0000000119bde442 SwiftCheck`static SwiftCheck.(n=<unavailable>, r=<unavailable>, fn=(SwiftCheck`partial apply forwarder for reabstraction thunk helper from @callee_owned (@owned Swift.Array<Swift.Character>) -> (@owned SwiftCheck.Gen<Swift.String>) to @callee_owned (@in Swift.Array<Swift.Character>) -> (@owned SwiftCheck.Gen<Swift.String>) at Arbitrary.swift), m=<unavailable>) -> SwiftCheck.Gen<B>) -> SwiftCheck.Gen<B>).(closure #1).(closure #1) + 162 at Gen.swift:332 [opt]
    frame #21: 0x0000000119bdbf50 SwiftCheck`partial apply forwarder for static SwiftCheck.(>>- infix <A, B> (SwiftCheck.Gen<A>, (A) -> SwiftCheck.Gen<B>) -> SwiftCheck.Gen<B>).(closure #1).(closure #1) + 160 at Gen.swift:0 [opt]
    frame #22: 0x0000000119bd4da0 SwiftCheck`SwiftCheck.Gen.generate.getter : A + 64 at Gen.swift:29 [opt]
    frame #23: 0x0000000119bbb644 SCCheckTests`@objc SCCheckTests.SCCheckTests.testSwiftCheck (SCCheckTests.SCCheckTests)() -> () + 32 at SCCheckTests.swift:38 [opt]
    frame #24: 0x0000000119bbb624 SCCheckTests`@objc SCCheckTests.SCCheckTests.testSwiftCheck (SCCheckTests.SCCheckTests)() -> () + 20 at SCCheckTests.swift:0 [opt]
    frame #25: 0x00000001100f51cc CoreFoundation`__invoking___ + 140
    frame #26: 0x00000001100f501e CoreFoundation`-[NSInvocation invoke] + 286
    frame #27: 0x000000010f71f080 XCTest`__24-[XCTestCase invokeTest]_block_invoke_2 + 159
    frame #28: 0x000000010f752b14 XCTest`-[XCTestContext performInScope:] + 184
    frame #29: 0x000000010f71efd0 XCTest`-[XCTestCase invokeTest] + 169
    frame #30: 0x000000010f71f46b XCTest`-[XCTestCase performTest:] + 443
    frame #31: 0x000000010f71d131 XCTest`-[XCTestSuite performTest:] + 377
    frame #32: 0x000000010f71d131 XCTest`-[XCTestSuite performTest:] + 377
    frame #33: 0x000000010f71d131 XCTest`-[XCTestSuite performTest:] + 377
    frame #34: 0x000000010f70a181 XCTest`__25-[XCTestDriver _runSuite]_block_invoke + 51
    frame #35: 0x000000010f72ab5b XCTest`-[XCTestObservationCenter _observeTestExecutionForBlock:] + 615
    frame #36: 0x000000010f70a0cd XCTest`-[XCTestDriver _runSuite] + 408
    frame #37: 0x000000010f70ae2c XCTest`-[XCTestDriver _checkForTestManager] + 263
    frame #38: 0x000000010f753e99 XCTest`_XCTestMain + 628
    frame #39: 0x000000010f691242 xctest`___lldb_unnamed_function3$$xctest + 218
    frame #40: 0x00000001125b192d libdyld.dylib`start + 1