[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 beta-2021-09-08 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-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Marwes/rustfmt-bug on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-4/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" "+beta-2021-09-08" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f98e8bcc1044afec80e5fda5d2d05643399a55851d087d744204d1a37f1e06e3
[INFO] running `Command { std: "docker" "start" "-a" "f98e8bcc1044afec80e5fda5d2d05643399a55851d087d744204d1a37f1e06e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f98e8bcc1044afec80e5fda5d2d05643399a55851d087d744204d1a37f1e06e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98e8bcc1044afec80e5fda5d2d05643399a55851d087d744204d1a37f1e06e3", kill_on_drop: false }`
[INFO] [stdout] f98e8bcc1044afec80e5fda5d2d05643399a55851d087d744204d1a37f1e06e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33e5b45407cabdaeabec2cbeefc6546ae5f095dde29ac8d551a4bee02d009454
[INFO] running `Command { std: "docker" "start" "-a" "33e5b45407cabdaeabec2cbeefc6546ae5f095dde29ac8d551a4bee02d009454", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustfmt-bug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "33e5b45407cabdaeabec2cbeefc6546ae5f095dde29ac8d551a4bee02d009454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e5b45407cabdaeabec2cbeefc6546ae5f095dde29ac8d551a4bee02d009454", kill_on_drop: false }`
[INFO] [stdout] 33e5b45407cabdaeabec2cbeefc6546ae5f095dde29ac8d551a4bee02d009454
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2477b58cd057674f7d93fb60de83300787b7a3d8db7e0d323d282fd89e1b3e37
[INFO] running `Command { std: "docker" "start" "-a" "2477b58cd057674f7d93fb60de83300787b7a3d8db7e0d323d282fd89e1b3e37", 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 0.65s
[INFO] running `Command { std: "docker" "inspect" "2477b58cd057674f7d93fb60de83300787b7a3d8db7e0d323d282fd89e1b3e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2477b58cd057674f7d93fb60de83300787b7a3d8db7e0d323d282fd89e1b3e37", kill_on_drop: false }`
[INFO] [stdout] 2477b58cd057674f7d93fb60de83300787b7a3d8db7e0d323d282fd89e1b3e37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e1aec6cf4e81b857dab7433589a971b00c9f18a1d8d1ee2d5a605b6529cad7ce
[INFO] running `Command { std: "docker" "start" "-a" "e1aec6cf4e81b857dab7433589a971b00c9f18a1d8d1ee2d5a605b6529cad7ce", 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: `rustfmt-bug` (test "test") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustfmt_bug-b5565dbf3a4969d3)
[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] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-cdf573a29ef37724)
[INFO] running `Command { std: "docker" "inspect" "e1aec6cf4e81b857dab7433589a971b00c9f18a1d8d1ee2d5a605b6529cad7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1aec6cf4e81b857dab7433589a971b00c9f18a1d8d1ee2d5a605b6529cad7ce", kill_on_drop: false }`
[INFO] [stdout] e1aec6cf4e81b857dab7433589a971b00c9f18a1d8d1ee2d5a605b6529cad7ce