[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 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarwes%2Frustfmt-bug" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Marwes/rustfmt-bug on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-14/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" "+1.55.0" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 235d35fe0d72bfc5a515325c0414d9b54ed2cd6c8c71633838f8243f8c8c14ec
[INFO] running `Command { std: "docker" "start" "-a" "235d35fe0d72bfc5a515325c0414d9b54ed2cd6c8c71633838f8243f8c8c14ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "235d35fe0d72bfc5a515325c0414d9b54ed2cd6c8c71633838f8243f8c8c14ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "235d35fe0d72bfc5a515325c0414d9b54ed2cd6c8c71633838f8243f8c8c14ec", kill_on_drop: false }`
[INFO] [stdout] 235d35fe0d72bfc5a515325c0414d9b54ed2cd6c8c71633838f8243f8c8c14ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb87b3359c215716fc3cf59b620ef0cf3c24fef8076d17c2cddab0ffb5896359
[INFO] running `Command { std: "docker" "start" "-a" "bb87b3359c215716fc3cf59b620ef0cf3c24fef8076d17c2cddab0ffb5896359", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustfmt-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "bb87b3359c215716fc3cf59b620ef0cf3c24fef8076d17c2cddab0ffb5896359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb87b3359c215716fc3cf59b620ef0cf3c24fef8076d17c2cddab0ffb5896359", kill_on_drop: false }`
[INFO] [stdout] bb87b3359c215716fc3cf59b620ef0cf3c24fef8076d17c2cddab0ffb5896359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57049902b0dfd5e4cab6c4654365a7e5ae7b2dad2be4634b1f4d3185f9b69c62
[INFO] running `Command { std: "docker" "start" "-a" "57049902b0dfd5e4cab6c4654365a7e5ae7b2dad2be4634b1f4d3185f9b69c62", kill_on_drop: false }`
[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 0.70s
[INFO] running `Command { std: "docker" "inspect" "57049902b0dfd5e4cab6c4654365a7e5ae7b2dad2be4634b1f4d3185f9b69c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57049902b0dfd5e4cab6c4654365a7e5ae7b2dad2be4634b1f4d3185f9b69c62", kill_on_drop: false }`
[INFO] [stdout] 57049902b0dfd5e4cab6c4654365a7e5ae7b2dad2be4634b1f4d3185f9b69c62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75101d68c21c0a88e10074638368984076f80434cb3a61b87338dcf350eb7d6e
[INFO] running `Command { std: "docker" "start" "-a" "75101d68c21c0a88e10074638368984076f80434cb3a61b87338dcf350eb7d6e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `support::*`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> tests/test.rs:3:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 3 | use support::*;
[INFO] [stdout] 
[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: `rustfmt-bug` (test "test") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustfmt_bug-7fb95c901f6a3b98)
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-b64cd8979e5472bc)
[INFO] running `Command { std: "docker" "inspect" "75101d68c21c0a88e10074638368984076f80434cb3a61b87338dcf350eb7d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75101d68c21c0a88e10074638368984076f80434cb3a61b87338dcf350eb7d6e", kill_on_drop: false }`
[INFO] [stdout] 75101d68c21c0a88e10074638368984076f80434cb3a61b87338dcf350eb7d6e