[INFO] updating cached repository iKevinY/ghoti.rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/iKevinY/ghoti.rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/iKevinY/ghoti.rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/iKevinY/ghoti.rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/iKevinY/ghoti.rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/iKevinY/ghoti.rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iKevinY/ghoti.rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iKevinY/ghoti.rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 40a463d89722b856684d95dc373e396eab728f90 [INFO] sha for GitHub repo iKevinY/ghoti.rs: 40a463d89722b856684d95dc373e396eab728f90 [INFO] validating manifest of iKevinY/ghoti.rs 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 iKevinY/ghoti.rs 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 iKevinY/ghoti.rs [INFO] finished frobbing iKevinY/ghoti.rs [INFO] frobbed toml for iKevinY/ghoti.rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/iKevinY/ghoti.rs/Cargo.toml [INFO] started frobbing iKevinY/ghoti.rs [INFO] finished frobbing iKevinY/ghoti.rs [INFO] frobbed toml for iKevinY/ghoti.rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/iKevinY/ghoti.rs/Cargo.toml [INFO] crate iKevinY/ghoti.rs 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 iKevinY/ghoti.rs 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-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/iKevinY/ghoti.rs:/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] 7316eb79831ae072671d7c28e3ba89acff6820acc72b902bfca2b38914883b18 [INFO] running `"docker" "start" "-a" "7316eb79831ae072671d7c28e3ba89acff6820acc72b902bfca2b38914883b18"` [INFO] [stderr] Compiling getopts v0.2.14 [INFO] [stderr] Compiling aho-corasick v0.6.2 [INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.14/src/lib.rs:1008:33 [INFO] [stderr] | [INFO] [stderr] 955 | let mut machine = |cont: &mut bool, (i, c): (usize, char)| { [INFO] [stderr] | ---------------------------------------- borrow of `state` occurs here [INFO] [stderr] ... [INFO] [stderr] 959 | state = match (state, whitespace, limit) { [INFO] [stderr] | ----- borrow occurs due to use of `state` in closure [INFO] [stderr] ... [INFO] [stderr] 1008 | while cont && match state { B | C => true, A => false } { [INFO] [stderr] | ^ use of borrowed `state` [INFO] [stderr] 1009 | machine(&mut cont, (fake_i, ' ')); [INFO] [stderr] | ------- borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] Compiling regex v0.2.1 [INFO] [stderr] Compiling ghoti v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.77s [INFO] running `"docker" "inspect" "7316eb79831ae072671d7c28e3ba89acff6820acc72b902bfca2b38914883b18"` [INFO] running `"docker" "rm" "-f" "7316eb79831ae072671d7c28e3ba89acff6820acc72b902bfca2b38914883b18"` [INFO] [stdout] 7316eb79831ae072671d7c28e3ba89acff6820acc72b902bfca2b38914883b18 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/iKevinY/ghoti.rs:/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] 2c0b43416ccbae854f9d314e27e87c7a0d54f8f399b92a89449133a78c489c39 [INFO] running `"docker" "start" "-a" "2c0b43416ccbae854f9d314e27e87c7a0d54f8f399b92a89449133a78c489c39"` [INFO] [stderr] Compiling ghoti v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.40s [INFO] running `"docker" "inspect" "2c0b43416ccbae854f9d314e27e87c7a0d54f8f399b92a89449133a78c489c39"` [INFO] running `"docker" "rm" "-f" "2c0b43416ccbae854f9d314e27e87c7a0d54f8f399b92a89449133a78c489c39"` [INFO] [stdout] 2c0b43416ccbae854f9d314e27e87c7a0d54f8f399b92a89449133a78c489c39 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/iKevinY/ghoti.rs:/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] 4159eb1b794df1d2e14ab7631201f4144b7b34ef121bceadae701c9e03efd701 [INFO] running `"docker" "start" "-a" "4159eb1b794df1d2e14ab7631201f4144b7b34ef121bceadae701c9e03efd701"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/ghoti-a358602078c8946e [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::edit_count ... ok [INFO] [stdout] test tests::possible_candidates ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::possible_candidates stdout ---- [INFO] [stdout] thread 'tests::possible_candidates' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55a2a2d53e33 - 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: 0x55a2a2d4f76b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x55a2a2d52b76 - 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: 0x55a2a2d5289e - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x55a2a2d5327f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x55a2a2d52e01 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x55a2a2d52ce5 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:308 [INFO] [stdout] 7: 0x55a2a2d659ac - core::panicking::panic_fmt::hc4f83bfed80aeabd [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 8: 0x55a2a2bddb12 - core::result::unwrap_failed::h48f28769267f6800 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18 [INFO] [stdout] 9: 0x55a2a2bde306 - core::result::Result::unwrap::hb39fb8604261a69a [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:800 [INFO] [stdout] 10: 0x55a2a2bd7cdb - core::ops::function::FnOnce::call_once::h57c2447c3c47cda7 [INFO] [stdout] at src/lib.rs:14 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 11: 0x55a2a2bd7bb2 - lazy_static::lazy::Lazy::get::{{closure}}::h88c8cb13e42a6022 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.4/src/lazy.rs:16 [INFO] [stdout] 12: 0x55a2a2bd685a - std::sync::once::Once::call_once::{{closure}}::h83c23982fa304762 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sync/once.rs:220 [INFO] [stdout] 13: 0x55a2a2d4ea85 - std::sync::once::Once::call_inner::h179d1a2b131ce906 [INFO] [stdout] at src/libstd/sync/once.rs:387 [INFO] [stdout] 14: 0x55a2a2bd67ec - std::sync::once::Once::call_once::h399de08f00564285 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sync/once.rs:220 [INFO] [stdout] 15: 0x55a2a2be355e - ::deref::h4785041e9a9dca12 [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-0.2.4/src/lazy.rs:15 [INFO] [stdout] at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:21 [INFO] [stdout] at /opt/crater/workdir/<::lazy_static::__lazy_static_internal macros>:22 [INFO] [stdout] 16: 0x55a2a2be1ffc - ghoti::candidates::h5bd9f6f668affb99 [INFO] [stdout] at src/lib.rs:47 [INFO] [stdout] 17: 0x55a2a2bd3a7f - ghoti::tests::possible_candidates::h0db1df3cc7dfa0e1 [INFO] [stdout] at src/lib.rs:148 [INFO] [stdout] 18: 0x55a2a2bd3a49 - ghoti::tests::possible_candidates::{{closure}}::h024b50b8fbec1c7b [INFO] [stdout] at src/lib.rs:147 [INFO] [stdout] 19: 0x55a2a2bd813d - core::ops::function::FnOnce::call_once::hd4940ec5faf85ca7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 20: 0x55a2a2bef61e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 21: 0x55a2a2d55f99 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 22: 0x55a2a2c09f17 - 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] 23: 0x55a2a2be4934 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 24: 0x55a2a2be89e4 - 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] 25: 0x55a2a2d55f99 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 26: 0x55a2a2be8ff1 - 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] 27: 0x55a2a2d4754e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 28: 0x55a2a2d5567f - 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] 29: 0x7f592fef14a3 - start_thread [INFO] [stdout] 30: 0x7f592fa1cd0e - __clone [INFO] [stdout] 31: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::possible_candidates [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "4159eb1b794df1d2e14ab7631201f4144b7b34ef121bceadae701c9e03efd701"` [INFO] running `"docker" "rm" "-f" "4159eb1b794df1d2e14ab7631201f4144b7b34ef121bceadae701c9e03efd701"` [INFO] [stdout] 4159eb1b794df1d2e14ab7631201f4144b7b34ef121bceadae701c9e03efd701