[INFO] cloning repository cjneely10/rust_algorithms [INFO] running `"git" "clone" "--bare" "git://github.com/cjneely10/rust_algorithms.git" "work/cache/sources/gh/cjneely10/rust_algorithms"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/cjneely10/rust_algorithms'... [INFO] running `"git" "clone" "work/cache/sources/gh/cjneely10/rust_algorithms" "work/ex/beta-1.37-6/sources/1.36.0/gh/cjneely10/rust_algorithms"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/cjneely10/rust_algorithms'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/cjneely10/rust_algorithms" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cjneely10/rust_algorithms"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cjneely10/rust_algorithms'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 1b4226c4c5e1f4420db94d86966fad6a853c25cf [INFO] sha for GitHub repo cjneely10/rust_algorithms: 1b4226c4c5e1f4420db94d86966fad6a853c25cf [INFO] validating manifest of cjneely10/rust_algorithms 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 cjneely10/rust_algorithms 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 cjneely10/rust_algorithms [INFO] finished frobbing cjneely10/rust_algorithms [INFO] frobbed toml for cjneely10/rust_algorithms written to work/ex/beta-1.37-6/sources/1.36.0/gh/cjneely10/rust_algorithms/Cargo.toml [INFO] started frobbing cjneely10/rust_algorithms [INFO] finished frobbing cjneely10/rust_algorithms [INFO] frobbed toml for cjneely10/rust_algorithms written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cjneely10/rust_algorithms/Cargo.toml [INFO] crate cjneely10/rust_algorithms 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing cjneely10/rust_algorithms against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/cjneely10/rust_algorithms:/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] ecec603d08995bd93629c0df0be6207d736b057c9285f1e313933c13f16520c9 [INFO] running `"docker" "start" "-a" "ecec603d08995bd93629c0df0be6207d736b057c9285f1e313933c13f16520c9"` [INFO] [stderr] warning: unused manifest key: package.test [INFO] [stderr] Compiling stable_matching v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/person.rs:145:17 [INFO] [stderr] | [INFO] [stderr] 144 | id => { return Some(person); }, [INFO] [stderr] | -- matches any value [INFO] [stderr] 145 | _ => continue, [INFO] [stderr] | ^ unreachable pattern [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/person.rs:144:17 [INFO] [stderr] | [INFO] [stderr] 144 | id => { return Some(person); }, [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_id` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/person.rs:141:27 [INFO] [stderr] | [INFO] [stderr] 141 | pub fn get(&mut self, id: usize) -> Option<&mut Person> { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let mut mate_vec_1: PersonVec = pvec!(sim_size); [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] warning: method is never used: `was_engaged_to` [INFO] [stderr] --> src/person.rs:47:5 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn was_engaged_to(&mut self, poss_mate: &mut Person) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `separate` [INFO] [stderr] --> src/person.rs:96:5 [INFO] [stderr] | [INFO] [stderr] 96 | pub fn separate(&mut self, mate: &mut Person) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get` [INFO] [stderr] --> src/person.rs:141:5 [INFO] [stderr] | [INFO] [stderr] 141 | pub fn get(&mut self, id: usize) -> Option<&mut Person> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.20s [INFO] running `"docker" "inspect" "ecec603d08995bd93629c0df0be6207d736b057c9285f1e313933c13f16520c9"` [INFO] running `"docker" "rm" "-f" "ecec603d08995bd93629c0df0be6207d736b057c9285f1e313933c13f16520c9"` [INFO] [stdout] ecec603d08995bd93629c0df0be6207d736b057c9285f1e313933c13f16520c9 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/cjneely10/rust_algorithms:/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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 3952cc799f8849633b9b8beb8df2bb7d9ea395a0c979cdc049ab7e7e8a81e4df [INFO] running `"docker" "start" "-a" "3952cc799f8849633b9b8beb8df2bb7d9ea395a0c979cdc049ab7e7e8a81e4df"` [INFO] [stderr] warning: unused manifest key: package.test [INFO] [stderr] Compiling stable_matching v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/person.rs:145:17 [INFO] [stderr] | [INFO] [stderr] 144 | id => { return Some(person); }, [INFO] [stderr] | -- matches any value [INFO] [stderr] 145 | _ => continue, [INFO] [stderr] | ^ unreachable pattern [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_patterns)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/person.rs:144:17 [INFO] [stderr] | [INFO] [stderr] 144 | id => { return Some(person); }, [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_id` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/person.rs:141:27 [INFO] [stderr] | [INFO] [stderr] 141 | pub fn get(&mut self, id: usize) -> Option<&mut Person> { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | let mut mate_vec_1: PersonVec = pvec!(sim_size); [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] warning: method is never used: `get` [INFO] [stderr] --> src/person.rs:141:5 [INFO] [stderr] | [INFO] [stderr] 141 | pub fn get(&mut self, id: usize) -> Option<&mut Person> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.95s [INFO] running `"docker" "inspect" "3952cc799f8849633b9b8beb8df2bb7d9ea395a0c979cdc049ab7e7e8a81e4df"` [INFO] running `"docker" "rm" "-f" "3952cc799f8849633b9b8beb8df2bb7d9ea395a0c979cdc049ab7e7e8a81e4df"` [INFO] [stdout] 3952cc799f8849633b9b8beb8df2bb7d9ea395a0c979cdc049ab7e7e8a81e4df [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/cjneely10/rust_algorithms:/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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] 6ed7efd3c33ad0238335170a9aacf63ff30187f442006db4e505345489099523 [INFO] running `"docker" "start" "-a" "6ed7efd3c33ad0238335170a9aacf63ff30187f442006db4e505345489099523"` [INFO] [stderr] warning: unused manifest key: package.test [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/stable_matching-a23433ce346866a5 [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test person::tests::test_get ... ok [INFO] [stdout] test person::tests::test_push ... ok [INFO] [stdout] test person::tests::test_is_free ... ok [INFO] [stdout] test person::tests::test_engage ... ok [INFO] [stdout] test person::tests::test_get_highest_preference ... ok [INFO] [stdout] test person::tests::test_separate ... ok [INFO] [stdout] test person::tests::test_has_free ... ok [INFO] [stdout] test person::tests::test_was_engaged_to ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- person::tests::test_was_engaged_to stdout ---- [INFO] [stdout] thread 'person::tests::test_was_engaged_to' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `true`, [INFO] [stdout] right: `false`', src/person.rs:331:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5623c5a57bd3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x5623c5a5350b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x5623c5a56916 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x5623c5a5663e - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x5623c5a5701f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x5623c5a56ba1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x5623c5a56aee - std::panicking::begin_panic_fmt::he54eae869ed71eb1 [INFO] [stdout] at src/libstd/panicking.rs:336 [INFO] [stdout] 7: 0x5623c59a7405 - stable_matching::person::tests::test_was_engaged_to::h8bda56889c5c07f1 [INFO] [stdout] at src/person.rs:331 [INFO] [stdout] 8: 0x5623c59a6f59 - stable_matching::person::tests::test_was_engaged_to::{{closure}}::h5cd62474e853effb [INFO] [stdout] at src/person.rs:326 [INFO] [stdout] 9: 0x5623c59ad78d - core::ops::function::FnOnce::call_once::h6f6d70554f7cd240 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 10: 0x5623c59be9fe - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 11: 0x5623c5a5a099 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 12: 0x5623c59d92f7 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 13: 0x5623c59b3d14 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 14: 0x5623c59b7dc4 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 15: 0x5623c5a5a099 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 16: 0x5623c59b83d1 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 17: 0x5623c5a4b26e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 18: 0x5623c5a5945f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 19: 0x7f9846de74a3 - start_thread [INFO] [stdout] 20: 0x7f9846912d0e - __clone [INFO] [stdout] 21: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] person::tests::test_was_engaged_to [INFO] [stdout] [INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin stable_matching' [INFO] running `"docker" "inspect" "6ed7efd3c33ad0238335170a9aacf63ff30187f442006db4e505345489099523"` [INFO] running `"docker" "rm" "-f" "6ed7efd3c33ad0238335170a9aacf63ff30187f442006db4e505345489099523"` [INFO] [stdout] 6ed7efd3c33ad0238335170a9aacf63ff30187f442006db4e505345489099523