[INFO] fetching crate cargo-diet 1.2.2...
[INFO] testing cargo-diet-1.2.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cargo-diet 1.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cargo-diet 1.2.2 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 crates.io crate cargo-diet 1.2.2
[INFO] finished tweaking crates.io crate cargo-diet 1.2.2
[INFO] tweaked toml for crates.io crate cargo-diet 1.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate cargo-diet 1.2.2 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 6e1fef629cf91fe01b489dd6ec64b0428f8287d088d1d16ca3c7aeba67e3fe0d
[INFO] running `Command { std: "docker" "start" "-a" "6e1fef629cf91fe01b489dd6ec64b0428f8287d088d1d16ca3c7aeba67e3fe0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e1fef629cf91fe01b489dd6ec64b0428f8287d088d1d16ca3c7aeba67e3fe0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e1fef629cf91fe01b489dd6ec64b0428f8287d088d1d16ca3c7aeba67e3fe0d", kill_on_drop: false }`
[INFO] [stdout] 6e1fef629cf91fe01b489dd6ec64b0428f8287d088d1d16ca3c7aeba67e3fe0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 6f80f7a1cc9a32cb89b175d4d0be15b4afcb032094a0020ada9b38d1e93dfa92
[INFO] running `Command { std: "docker" "start" "-a" "6f80f7a1cc9a32cb89b175d4d0be15b4afcb032094a0020ada9b38d1e93dfa92", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling argh_shared v0.1.6
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling ascii_table v3.0.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling bytesize v1.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling byte-unit v4.0.12
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling termsize v0.1.6
[INFO] [stderr]    Compiling tar v0.4.37
[INFO] [stderr]    Compiling argh_derive v0.1.6
[INFO] [stderr]    Compiling locate-cargo-manifest v0.2.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling combine v4.6.1
[INFO] [stderr]    Compiling flate2 v1.0.21
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling argh v0.1.6
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling criner-waste-report v0.1.4
[INFO] [stderr]    Compiling toml_edit v0.2.1
[INFO] [stderr]    Compiling cargo-diet v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.41s
[INFO] running `Command { std: "docker" "inspect" "6f80f7a1cc9a32cb89b175d4d0be15b4afcb032094a0020ada9b38d1e93dfa92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f80f7a1cc9a32cb89b175d4d0be15b4afcb032094a0020ada9b38d1e93dfa92", kill_on_drop: false }`
[INFO] [stdout] 6f80f7a1cc9a32cb89b175d4d0be15b4afcb032094a0020ada9b38d1e93dfa92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ca7bc2de64b6969f0abcfde7c0928a1ec78b75a8c2dd6071f704eace71911b0a
[INFO] running `Command { std: "docker" "start" "-a" "ca7bc2de64b6969f0abcfde7c0928a1ec78b75a8c2dd6071f704eace71911b0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-diet v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "ca7bc2de64b6969f0abcfde7c0928a1ec78b75a8c2dd6071f704eace71911b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca7bc2de64b6969f0abcfde7c0928a1ec78b75a8c2dd6071f704eace71911b0a", kill_on_drop: false }`
[INFO] [stdout] ca7bc2de64b6969f0abcfde7c0928a1ec78b75a8c2dd6071f704eace71911b0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ef373914fb8709f3d01d1900a1500985453b4f87e6ce8d0f3f4cb4a2a0a1adfa
[INFO] running `Command { std: "docker" "start" "-a" "ef373914fb8709f3d01d1900a1500985453b4f87e6ce8d0f3f4cb4a2a0a1adfa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_diet-38847685a480b00b)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_diet-f4cd058a51c631bb)
[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] [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] [stderr]    Doc-tests cargo-diet
[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" "ef373914fb8709f3d01d1900a1500985453b4f87e6ce8d0f3f4cb4a2a0a1adfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef373914fb8709f3d01d1900a1500985453b4f87e6ce8d0f3f4cb4a2a0a1adfa", kill_on_drop: false }`
[INFO] [stdout] ef373914fb8709f3d01d1900a1500985453b4f87e6ce8d0f3f4cb4a2a0a1adfa