[INFO] updating cached repository Ryan1729/prop-proc-prog-puzz [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Ryan1729/prop-proc-prog-puzz [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Ryan1729/prop-proc-prog-puzz" "work/ex/beta-1.37-6/sources/1.36.0/gh/Ryan1729/prop-proc-prog-puzz"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Ryan1729/prop-proc-prog-puzz'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Ryan1729/prop-proc-prog-puzz" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Ryan1729/prop-proc-prog-puzz"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Ryan1729/prop-proc-prog-puzz'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] cde2a1afb4ca6edbf59d8ad7e518d2b11b3c7304 [INFO] sha for GitHub repo Ryan1729/prop-proc-prog-puzz: cde2a1afb4ca6edbf59d8ad7e518d2b11b3c7304 [INFO] validating manifest of Ryan1729/prop-proc-prog-puzz on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Ryan1729/prop-proc-prog-puzz on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Ryan1729/prop-proc-prog-puzz [INFO] finished frobbing Ryan1729/prop-proc-prog-puzz [INFO] frobbed toml for Ryan1729/prop-proc-prog-puzz written to work/ex/beta-1.37-6/sources/1.36.0/gh/Ryan1729/prop-proc-prog-puzz/Cargo.toml [INFO] started frobbing Ryan1729/prop-proc-prog-puzz [INFO] finished frobbing Ryan1729/prop-proc-prog-puzz [INFO] frobbed toml for Ryan1729/prop-proc-prog-puzz written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Ryan1729/prop-proc-prog-puzz/Cargo.toml [INFO] crate Ryan1729/prop-proc-prog-puzz already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing Ryan1729/prop-proc-prog-puzz against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Ryan1729/prop-proc-prog-puzz:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] d7f6eb8297ede5ed74399a79041370917ea89df2f5556f375a430bee5913ae54 [INFO] running `"docker" "start" "-a" "d7f6eb8297ede5ed74399a79041370917ea89df2f5556f375a430bee5913ae54"` [INFO] [stderr] Compiling prop_proc_prog_puzz v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/code_gen.rs:212:22 [INFO] [stderr] | [INFO] [stderr] 212 | pub example: &'a Fn(&mut StdRng) -> String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut StdRng) -> String` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/code_gen.rs:217:46 [INFO] [stderr] | [INFO] [stderr] 217 | pub fn built_in(name: &str, example: &'a Fn(&mut StdRng) -> String) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut StdRng) -> String` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:38:25 [INFO] [stderr] | [INFO] [stderr] 38 | let input_example: &Fn(&mut StdRng) -> String = &|rng: &mut StdRng| rng.gen::().to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut StdRng) -> String` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:69:20 [INFO] [stderr] | [INFO] [stderr] 69 | example: &|mut rng| match rng.gen::() % 3 { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.03s [INFO] running `"docker" "inspect" "d7f6eb8297ede5ed74399a79041370917ea89df2f5556f375a430bee5913ae54"` [INFO] running `"docker" "rm" "-f" "d7f6eb8297ede5ed74399a79041370917ea89df2f5556f375a430bee5913ae54"` [INFO] [stdout] d7f6eb8297ede5ed74399a79041370917ea89df2f5556f375a430bee5913ae54 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Ryan1729/prop-proc-prog-puzz:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 21973351252d920ec5cb1620d60d385c1445de34be5603b27db8b3a9a2e617f7 [INFO] running `"docker" "start" "-a" "21973351252d920ec5cb1620d60d385c1445de34be5603b27db8b3a9a2e617f7"` [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling quickcheck v0.3.2 [INFO] [stderr] Compiling prop_proc_prog_puzz v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/code_gen.rs:212:22 [INFO] [stderr] | [INFO] [stderr] 212 | pub example: &'a Fn(&mut StdRng) -> String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut StdRng) -> String` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/code_gen.rs:217:46 [INFO] [stderr] | [INFO] [stderr] 217 | pub fn built_in(name: &str, example: &'a Fn(&mut StdRng) -> String) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut StdRng) -> String` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:38:25 [INFO] [stderr] | [INFO] [stderr] 38 | let input_example: &Fn(&mut StdRng) -> String = &|rng: &mut StdRng| rng.gen::().to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut StdRng) -> String` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:69:20 [INFO] [stderr] | [INFO] [stderr] 69 | example: &|mut rng| match rng.gen::() % 3 { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.22s [INFO] running `"docker" "inspect" "21973351252d920ec5cb1620d60d385c1445de34be5603b27db8b3a9a2e617f7"` [INFO] running `"docker" "rm" "-f" "21973351252d920ec5cb1620d60d385c1445de34be5603b27db8b3a9a2e617f7"` [INFO] [stdout] 21973351252d920ec5cb1620d60d385c1445de34be5603b27db8b3a9a2e617f7 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Ryan1729/prop-proc-prog-puzz:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 686ae83611208ee315fd392034289e0b131964924629a2ac0297685131addd2f [INFO] running `"docker" "start" "-a" "686ae83611208ee315fd392034289e0b131964924629a2ac0297685131addd2f"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/crater/target/debug/deps/prop_proc_prog_puzz-e3fe2036692770a3 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/prop_proc_prog_puzz-53803df01c0efffd [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/prop_proc_prog_puzz-bbc81e1f956c465a [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test prop ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- prop stdout ---- [INFO] [stdout] thread 'prop' panicked at 'given an input of (true) we expeceted a result of (true) but we recieved (false) instead!', tests/prop_proc_prog_puzz.rs:17:11 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55781775968b - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55781775968b - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55781775968b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55781775968b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55781775968b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5578177592fa - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x557817759e00 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x557817759982 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5578177598cf - std::panicking::begin_panic_fmt::he65a2e8ff19d8ae0 [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x5578175c8703 - prop_proc_prog_puzz::prop::prop::h6f28702742330266 [INFO] [stdout] at tests/prop_proc_prog_puzz.rs:17 [INFO] [stdout] 10: 0x5578175c493c - T as quickcheck::tester::Testable>::result::{{closure}}::hd84f85711c4d3dea [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.3.2/src/tester.rs:299 [INFO] [stdout] 11: 0x5578175c5da5 - as core::ops::function::FnOnce<()>>::call_once::hf689bfc13d0d9c79 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 12: 0x5578175c4e74 - std::panicking::try::do_call::hf10ce3b8f6456b19 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 13: 0x55781775c3aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5578175c4c94 - std::panicking::try::hce90a98d191e2ced [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5578175c5e05 - std::panic::catch_unwind::ha3a63ed9a794ed6e [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5578175c3bd8 - quickcheck::tester::safe::h7a877fd0fd7f2aea [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.3.2/src/tester.rs:330 [INFO] [stdout] 17: 0x5578175c45c6 - T as quickcheck::tester::Testable>::result::ha5372603780b488a [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.3.2/src/tester.rs:299 [INFO] [stdout] 18: 0x5578175c39a2 - quickcheck::tester::QuickCheck::quicktest::h846b37ad16834934 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.3.2/src/tester.rs:77 [INFO] [stdout] 19: 0x5578175c34d3 - quickcheck::tester::QuickCheck::quickcheck::ha4ec8ea442133373 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.3.2/src/tester.rs:116 [INFO] [stdout] 20: 0x5578175c341e - quickcheck::tester::quickcheck::h9d967390e98de07b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.3.2/src/tester.rs:126 [INFO] [stdout] 21: 0x5578175c857d - prop_proc_prog_puzz::prop::h42f3da87558d8da5 [INFO] [stdout] at /opt/crater/workdir/<::quickcheck::quickcheck macros>:8 [INFO] [stdout] 22: 0x5578175c855a - prop_proc_prog_puzz::prop::{{closure}}::h0a7b8ba9b0918496 [INFO] [stdout] at /opt/crater/workdir/<::quickcheck::quickcheck macros>:7 [INFO] [stdout] 23: 0x5578175c614e - core::ops::function::FnOnce::call_once::h31a5fe056c5b4f20 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 24: 0x5578175d370f - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 25: 0x55781775c3aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 26: 0x5578175edd08 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 27: 0x5578175edd08 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 28: 0x5578175edd08 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 29: 0x5578175c8b85 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 30: 0x5578175ccd05 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 31: 0x5578175ccd05 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 32: 0x5578175ccd05 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 33: 0x55781775c3aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 34: 0x5578175cd342 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 35: 0x5578175cd342 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 36: 0x5578175cd342 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 37: 0x5578175cd342 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 38: 0x55781774f3ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 39: 0x55781775bb00 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 40: 0x55781775bb00 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 41: 0x55781775bb00 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 42: 0x7f84fb82a4a4 - start_thread [INFO] [stdout] 43: 0x7f84fb355d0f - __clone [INFO] [stdout] 44: 0x0 - [INFO] [stdout] thread 'prop' panicked at '[quickcheck] TEST FAILED (runtime error). Arguments: (true) [INFO] [stdout] Error: "given an input of (true) we expeceted a result of (true) but we recieved (false) instead!"', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.3.2/src/tester.rs:118:28 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55781775968b - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55781775968b - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55781775968b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55781775968b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55781775968b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5578177592fa - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x557817759e00 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5578175c49e3 - std::panicking::begin_panic::h0bff6f61300fa86c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x5578175c3771 - quickcheck::tester::QuickCheck::quickcheck::ha4ec8ea442133373 [INFO] [stdout] at /opt/crater/workdir/<::std::macros::panic macros>:4 [INFO] [stdout] 9: 0x5578175c341e - quickcheck::tester::quickcheck::h9d967390e98de07b [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/quickcheck-0.3.2/src/tester.rs:126 [INFO] [stdout] 10: 0x5578175c857d - prop_proc_prog_puzz::prop::h42f3da87558d8da5 [INFO] [stdout] at /opt/crater/workdir/<::quickcheck::quickcheck macros>:8 [INFO] [stdout] 11: 0x5578175c855a - prop_proc_prog_puzz::prop::{{closure}}::h0a7b8ba9b0918496 [INFO] [stdout] at /opt/crater/workdir/<::quickcheck::quickcheck macros>:7 [INFO] [stdout] 12: 0x5578175c614e - core::ops::function::FnOnce::call_once::h31a5fe056c5b4f20 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 13: 0x5578175d370f - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 14: 0x55781775c3aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 15: 0x5578175edd08 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 16: 0x5578175edd08 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 17: 0x5578175edd08 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 18: 0x5578175c8b85 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 19: 0x5578175ccd05 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 20: 0x5578175ccd05 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 21: 0x5578175ccd05 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 22: 0x55781775c3aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 23: 0x5578175cd342 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 24: 0x5578175cd342 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 25: 0x5578175cd342 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 26: 0x5578175cd342 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 27: 0x55781774f3ff - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x55781775bb00 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 29: 0x55781775bb00 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 30: 0x55781775bb00 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 31: 0x7f84fb82a4a4 - start_thread [INFO] [stdout] 32: 0x7f84fb355d0f - __clone [INFO] [stdout] 33: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] prop [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test prop_proc_prog_puzz' [INFO] running `"docker" "inspect" "686ae83611208ee315fd392034289e0b131964924629a2ac0297685131addd2f"` [INFO] running `"docker" "rm" "-f" "686ae83611208ee315fd392034289e0b131964924629a2ac0297685131addd2f"` [INFO] [stdout] 686ae83611208ee315fd392034289e0b131964924629a2ac0297685131addd2f