[INFO] fetching crate gash 0.8.1...
[INFO] testing gash-0.8.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate gash 0.8.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gash 0.8.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gash 0.8.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate gash 0.8.1
[INFO] tweaked toml for crates.io crate gash 0.8.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate gash 0.8.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a3c4fbca26ba7a020738840eba9aa7e5ca706528b18109e5aeb707c63d69387
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3a3c4fbca26ba7a020738840eba9aa7e5ca706528b18109e5aeb707c63d69387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a3c4fbca26ba7a020738840eba9aa7e5ca706528b18109e5aeb707c63d69387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3c4fbca26ba7a020738840eba9aa7e5ca706528b18109e5aeb707c63d69387", kill_on_drop: false }`
[INFO] [stdout] 3a3c4fbca26ba7a020738840eba9aa7e5ca706528b18109e5aeb707c63d69387
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6625df9842bc70dd091967f87c9cd03576676c7236fed19af51bacdcef996762
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6625df9842bc70dd091967f87c9cd03576676c7236fed19af51bacdcef996762", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling os_str_bytes v2.3.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling sha-1 v0.9.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling clap_generate v3.0.0-beta.2
[INFO] [stderr]    Compiling gash v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.81s
[INFO] running `Command { std: "docker" "inspect" "6625df9842bc70dd091967f87c9cd03576676c7236fed19af51bacdcef996762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6625df9842bc70dd091967f87c9cd03576676c7236fed19af51bacdcef996762", kill_on_drop: false }`
[INFO] [stdout] 6625df9842bc70dd091967f87c9cd03576676c7236fed19af51bacdcef996762
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe6f6925254c7a1379aa7ea87db8d66abf419c71de05acee2ac7905607d403c7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fe6f6925254c7a1379aa7ea87db8d66abf419c71de05acee2ac7905607d403c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling os_pipe v0.9.2
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling gash v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "fe6f6925254c7a1379aa7ea87db8d66abf419c71de05acee2ac7905607d403c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6f6925254c7a1379aa7ea87db8d66abf419c71de05acee2ac7905607d403c7", kill_on_drop: false }`
[INFO] [stdout] fe6f6925254c7a1379aa7ea87db8d66abf419c71de05acee2ac7905607d403c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 34e3ed1b9141ecb7d15d8759a4cd954d1f7bd7cd6c21f9dac7f396e12df42b37
[INFO] running `Command { std: "docker" "start" "-a" "34e3ed1b9141ecb7d15d8759a4cd954d1f7bd7cd6c21f9dac7f396e12df42b37", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gash-16a27d4cfebc8ade)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test hash::tests::returns_true_if_hash_starts_with_prefix ... ok
[INFO] [stdout] test spiral::tests::it_works ... ok
[INFO] [stdout] test hash::tests::returns_false_if_hash_does_not_start_with_prefix ... ok
[INFO] [stdout] test hash::tests::returns_true_with_empty_prefix ... ok
[INFO] [stdout] test spiral::tests::it_works_parallel ... ok
[INFO] [stdout] test time::tests::it_works_with_different_timezones ... ok
[INFO] [stdout] test time::tests::it_works_with_negative_diffs ... ok
[INFO] [stdout] test time::tests::it_works_with_positive_diffs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests_integration/mod.rs (/opt/rustwide/target/debug/deps/integration-5b7628acca514fa0)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test test_prefix::does_not_allow_non_hex_chars_odd_length ... ok
[INFO] [stdout] test test_prefix::does_not_allow_non_hex_chars ... ok
[INFO] [stdout] test test_config::max_variance_defaults_to_3600 ... ok
[INFO] [stdout] test test_config::progress_toggle_via_config ... ok
[INFO] [stdout] test test_hook::adds_git_post_commit_hook ... ok
[INFO] [stdout] test test_config::parallel_toggle_via_cli ... ok
[INFO] [stdout] test test_prefix::it_does_not_work_outside_of_git ... ok
[INFO] [stdout] test test_config::parallel_toggle_via_config ... ok
[INFO] [stdout] test test_config::progress_defaults_to_false ... ok
[INFO] [stdout] test test_config::max_variance_toggle_via_config ... ok
[INFO] [stdout] test test_prefix::allows_prefixes_of_odd_length ... ok
[INFO] [stdout] test test_config::max_variance_cli_beats_config ... ok
[INFO] [stdout] test test_config::max_variance_toggle_via_cli ... ok
[INFO] [stdout] test test_config::progress_toggle_via_cli ... ok
[INFO] [stdout] test test_config::parallel_defaults_to_false ... ok
[INFO] [stdout] test test_prefix::dry_run_long_prefix ... ok
[INFO] [stdout] test test_prefix::finds_prefix_and_patches_commit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "34e3ed1b9141ecb7d15d8759a4cd954d1f7bd7cd6c21f9dac7f396e12df42b37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34e3ed1b9141ecb7d15d8759a4cd954d1f7bd7cd6c21f9dac7f396e12df42b37", kill_on_drop: false }`
[INFO] [stdout] 34e3ed1b9141ecb7d15d8759a4cd954d1f7bd7cd6c21f9dac7f396e12df42b37