[INFO] cloning repository https://github.com/jchoi5me/trim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jchoi5me/trim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjchoi5me%2Ftrim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjchoi5me%2Ftrim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 30254b05a30dd4a6541360b3bb2b07fc20b4ca15
[INFO] testing jchoi5me/trim against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjchoi5me%2Ftrim" "/workspace/builds/worker-69/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-69/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jchoi5me/trim on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jchoi5me/trim
[INFO] finished tweaking git repo https://github.com/jchoi5me/trim
[INFO] tweaked toml for git repo https://github.com/jchoi5me/trim written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] crate git repo https://github.com/jchoi5me/trim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fdf41935717dd77f66f1c0043f64b2a4592d9a684011493cb803364af227770
[INFO] running `Command { std: "docker" "start" "-a" "9fdf41935717dd77f66f1c0043f64b2a4592d9a684011493cb803364af227770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fdf41935717dd77f66f1c0043f64b2a4592d9a684011493cb803364af227770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fdf41935717dd77f66f1c0043f64b2a4592d9a684011493cb803364af227770", kill_on_drop: false }`
[INFO] [stdout] 9fdf41935717dd77f66f1c0043f64b2a4592d9a684011493cb803364af227770
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10f756ee803fa36048ccc3431727c5bf072738a0ece2af3a5c264934ffaa14c3
[INFO] running `Command { std: "docker" "start" "-a" "10f756ee803fa36048ccc3431727c5bf072738a0ece2af3a5c264934ffaa14c3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling colmac v0.1.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling trim v2.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `mktemp`
[INFO] [stdout]   --> src/util.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn mktemp<D>(prefix: &str, content: &D) -> io::Result<PathBuf>
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.79s
[INFO] running `Command { std: "docker" "inspect" "10f756ee803fa36048ccc3431727c5bf072738a0ece2af3a5c264934ffaa14c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10f756ee803fa36048ccc3431727c5bf072738a0ece2af3a5c264934ffaa14c3", kill_on_drop: false }`
[INFO] [stdout] 10f756ee803fa36048ccc3431727c5bf072738a0ece2af3a5c264934ffaa14c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 266570f25fe16b8301bd8fcb09303fd9ef069fe8b2852610c4f9baec7d5173dc
[INFO] running `Command { std: "docker" "start" "-a" "266570f25fe16b8301bd8fcb09303fd9ef069fe8b2852610c4f9baec7d5173dc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling trim v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.07s
[INFO] running `Command { std: "docker" "inspect" "266570f25fe16b8301bd8fcb09303fd9ef069fe8b2852610c4f9baec7d5173dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "266570f25fe16b8301bd8fcb09303fd9ef069fe8b2852610c4f9baec7d5173dc", kill_on_drop: false }`
[INFO] [stdout] 266570f25fe16b8301bd8fcb09303fd9ef069fe8b2852610c4f9baec7d5173dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 70179162f1f52e8d74b519b48398e885d8d16793abedcaff5c1dc797714cfd88
[INFO] running `Command { std: "docker" "start" "-a" "70179162f1f52e8d74b519b48398e885d8d16793abedcaff5c1dc797714cfd88", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/trim-26f73a618c708cef)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test trim::tests::stdout::parametrized_suppress_newline ... ok
[INFO] [stdout] test trim::tests::stdout::parametrized_n_suppress_newline ... ok
[INFO] [stdout] test util::tests::readlines::parametrized_readlines ... ok
[INFO] [stdout] test trim::tests::in_place_sequential::parametrized_inplace_suppress_newline ... ok
[INFO] [stdout] test trim::tests::in_place_sequential::parametrized_inplace_n_suppress_newline ... ok
[INFO] [stdout] test trim::tests::in_place_parallel::parametrized_inplace_n_suppress_newline ... ok
[INFO] [stdout] test trim::tests::in_place_parallel::parametrized_inplace_suppress_newline ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "70179162f1f52e8d74b519b48398e885d8d16793abedcaff5c1dc797714cfd88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70179162f1f52e8d74b519b48398e885d8d16793abedcaff5c1dc797714cfd88", kill_on_drop: false }`
[INFO] [stdout] 70179162f1f52e8d74b519b48398e885d8d16793abedcaff5c1dc797714cfd88