[INFO] cloning repository https://github.com/realSuffix/cargo-cleaner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/realSuffix/cargo-cleaner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrealSuffix%2Fcargo-cleaner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrealSuffix%2Fcargo-cleaner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dadc46a3103a121fec41c334ef0c93aa304a8922
[INFO] testing realSuffix/cargo-cleaner against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrealSuffix%2Fcargo-cleaner" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/realSuffix/cargo-cleaner 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/realSuffix/cargo-cleaner
[INFO] finished tweaking git repo https://github.com/realSuffix/cargo-cleaner
[INFO] tweaked toml for git repo https://github.com/realSuffix/cargo-cleaner written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/realSuffix/cargo-cleaner 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 1c54a9fd9828692458edb7b814431f51b397d784e108e43f13ca20d47b3a6ac5
[INFO] running `Command { std: "docker" "start" "-a" "1c54a9fd9828692458edb7b814431f51b397d784e108e43f13ca20d47b3a6ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c54a9fd9828692458edb7b814431f51b397d784e108e43f13ca20d47b3a6ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c54a9fd9828692458edb7b814431f51b397d784e108e43f13ca20d47b3a6ac5", kill_on_drop: false }`
[INFO] [stdout] 1c54a9fd9828692458edb7b814431f51b397d784e108e43f13ca20d47b3a6ac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] cd73905aee8907359d32e0bae85177f0745ea36252319464898c3e7c562d8a71
[INFO] running `Command { std: "docker" "start" "-a" "cd73905aee8907359d32e0bae85177f0745ea36252319464898c3e7c562d8a71", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling curl v0.4.28
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling bytesize v1.0.0
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling humantime v2.0.0
[INFO] [stderr]    Compiling shell-escape v0.1.4
[INFO] [stderr]    Compiling opener v0.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling im-rc v14.3.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling filetime v0.2.9
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling vte v0.3.3
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.30+curl-7.69.1
[INFO] [stderr]    Compiling libssh2-sys v0.2.16
[INFO] [stderr]    Compiling libgit2-sys v0.10.0
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling sized-chunks v0.5.3
[INFO] [stderr]    Compiling globset v0.4.5
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling ignore v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling git2 v0.11.0
[INFO] [stderr]    Compiling structopt-derive v0.4.6
[INFO] [stderr]    Compiling git2-curl v0.12.0
[INFO] [stderr]    Compiling structopt v0.3.13
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling cargo-platform v0.1.1
[INFO] [stderr]    Compiling serde_ignored v0.1.1
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustfix v0.5.1
[INFO] [stderr]    Compiling crates-io v0.31.0
[INFO] [stderr]    Compiling cargo v0.43.1
[INFO] [stderr]    Compiling cargo-cleaner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `clean`
[INFO] [stdout]   --> src/data.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn clean(&self) -> Result<(), CleanError> {
[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 1m 31s
[INFO] running `Command { std: "docker" "inspect" "cd73905aee8907359d32e0bae85177f0745ea36252319464898c3e7c562d8a71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd73905aee8907359d32e0bae85177f0745ea36252319464898c3e7c562d8a71", kill_on_drop: false }`
[INFO] [stdout] cd73905aee8907359d32e0bae85177f0745ea36252319464898c3e7c562d8a71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 0fe699b536d43d4eb4466cbf1652e662a27014d8345f2f0daacb42db73232d32
[INFO] running `Command { std: "docker" "start" "-a" "0fe699b536d43d4eb4466cbf1652e662a27014d8345f2f0daacb42db73232d32", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cargo-cleaner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `clean`
[INFO] [stdout]   --> src/data.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn clean(&self) -> Result<(), CleanError> {
[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 test [unoptimized + debuginfo] target(s) in 2m 26s
[INFO] running `Command { std: "docker" "inspect" "0fe699b536d43d4eb4466cbf1652e662a27014d8345f2f0daacb42db73232d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe699b536d43d4eb4466cbf1652e662a27014d8345f2f0daacb42db73232d32", kill_on_drop: false }`
[INFO] [stdout] 0fe699b536d43d4eb4466cbf1652e662a27014d8345f2f0daacb42db73232d32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] afa23d3791451d1edc06509eef44c5d9071ac3f420212b9f809e977cda9e0be6
[INFO] running `Command { std: "docker" "start" "-a" "afa23d3791451d1edc06509eef44c5d9071ac3f420212b9f809e977cda9e0be6", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `clean`
[INFO] [stderr]   --> src/data.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn clean(&self) -> Result<(), CleanError> {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cargo-cleaner` (bin "cargo-cleaner" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_cleaner-32575b83dd02bca6)
[INFO] [stdout] 
[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" "afa23d3791451d1edc06509eef44c5d9071ac3f420212b9f809e977cda9e0be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa23d3791451d1edc06509eef44c5d9071ac3f420212b9f809e977cda9e0be6", kill_on_drop: false }`
[INFO] [stdout] afa23d3791451d1edc06509eef44c5d9071ac3f420212b9f809e977cda9e0be6