[INFO] cloning repository https://github.com/Marwes/rustfmt-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Marwes/rustfmt-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarwes%2Frustfmt-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarwes%2Frustfmt-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 731636064bbdd202e5c1b2c0d0a208063019267b
[INFO] testing Marwes/rustfmt-bug against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarwes%2Frustfmt-bug" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Marwes/rustfmt-bug 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 git repo https://github.com/Marwes/rustfmt-bug
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/Marwes/rustfmt-bug
[INFO] tweaked toml for git repo https://github.com/Marwes/rustfmt-bug written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Marwes/rustfmt-bug 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 939120c23b69e2929df481089c901c27645a4bf286609f349c522655d7c3dd0d
[INFO] running `Command { std: "docker" "start" "-a" "939120c23b69e2929df481089c901c27645a4bf286609f349c522655d7c3dd0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "939120c23b69e2929df481089c901c27645a4bf286609f349c522655d7c3dd0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "939120c23b69e2929df481089c901c27645a4bf286609f349c522655d7c3dd0d", kill_on_drop: false }`
[INFO] [stdout] 939120c23b69e2929df481089c901c27645a4bf286609f349c522655d7c3dd0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4208af566c01024eb588948b8f6300827e6edf8e20a5b96221ee52600867143
[INFO] running `Command { std: "docker" "start" "-a" "d4208af566c01024eb588948b8f6300827e6edf8e20a5b96221ee52600867143", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustfmt-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "d4208af566c01024eb588948b8f6300827e6edf8e20a5b96221ee52600867143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4208af566c01024eb588948b8f6300827e6edf8e20a5b96221ee52600867143", kill_on_drop: false }`
[INFO] [stdout] d4208af566c01024eb588948b8f6300827e6edf8e20a5b96221ee52600867143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30f24151a8346c3cfc6e84202cc1952e79f81bf1c7478d0b4bd3f78ba4b3e34b
[INFO] running `Command { std: "docker" "start" "-a" "30f24151a8346c3cfc6e84202cc1952e79f81bf1c7478d0b4bd3f78ba4b3e34b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustfmt-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `support::*`
[INFO] [stdout]  --> tests/test.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use support::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `f`
[INFO] [stdout]  --> tests/support/mod.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn f() {}
[INFO] [stdout]   |        ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "30f24151a8346c3cfc6e84202cc1952e79f81bf1c7478d0b4bd3f78ba4b3e34b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f24151a8346c3cfc6e84202cc1952e79f81bf1c7478d0b4bd3f78ba4b3e34b", kill_on_drop: false }`
[INFO] [stdout] 30f24151a8346c3cfc6e84202cc1952e79f81bf1c7478d0b4bd3f78ba4b3e34b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 863d6984bcd1423cb6991e398c151e72719d6d37fc9496dc09eec36575cdeafb
[INFO] running `Command { std: "docker" "start" "-a" "863d6984bcd1423cb6991e398c151e72719d6d37fc9496dc09eec36575cdeafb", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `support::*`
[INFO] [stderr]  --> tests/test.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use support::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `f`
[INFO] [stderr]  --> tests/support/mod.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn f() {}
[INFO] [stderr]   |        ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustfmt_bug-aad35e26e8bfd24d)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-4e8c12c8a1ebb18d)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "863d6984bcd1423cb6991e398c151e72719d6d37fc9496dc09eec36575cdeafb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "863d6984bcd1423cb6991e398c151e72719d6d37fc9496dc09eec36575cdeafb", kill_on_drop: false }`
[INFO] [stdout] 863d6984bcd1423cb6991e398c151e72719d6d37fc9496dc09eec36575cdeafb