[INFO] fetching crate cleanse 0.6.0...
[INFO] testing cleanse-0.6.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cleanse 0.6.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cleanse 0.6.0 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 cleanse 0.6.0
[INFO] finished tweaking crates.io crate cleanse 0.6.0
[INFO] tweaked toml for crates.io crate cleanse 0.6.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cleanse 0.6.0 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] 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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f54b3d5a9a41e0c69177dd89715f6772660423c3a2dac96e4dbbc7b4c9925f68
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f54b3d5a9a41e0c69177dd89715f6772660423c3a2dac96e4dbbc7b4c9925f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f54b3d5a9a41e0c69177dd89715f6772660423c3a2dac96e4dbbc7b4c9925f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f54b3d5a9a41e0c69177dd89715f6772660423c3a2dac96e4dbbc7b4c9925f68", kill_on_drop: false }`
[INFO] [stdout] f54b3d5a9a41e0c69177dd89715f6772660423c3a2dac96e4dbbc7b4c9925f68
[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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 463c751ecc0ba277dd8b57d4a7f5be3f010c3380c2be3dc39359f0fa4a5624a0
[INFO] running `Command { std: "docker" "start" "-a" "463c751ecc0ba277dd8b57d4a7f5be3f010c3380c2be3dc39359f0fa4a5624a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling owo-colors v1.3.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling sharded-slab v0.1.3
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling object v0.26.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tracing-subscriber v0.2.20
[INFO] [stderr]    Compiling tracing-error v0.1.2
[INFO] [stderr]    Compiling color-spantrace v0.1.6
[INFO] [stderr]    Compiling color-eyre v0.5.11
[INFO] [stderr]    Compiling cleanse v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.41s
[INFO] running `Command { std: "docker" "inspect" "463c751ecc0ba277dd8b57d4a7f5be3f010c3380c2be3dc39359f0fa4a5624a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463c751ecc0ba277dd8b57d4a7f5be3f010c3380c2be3dc39359f0fa4a5624a0", kill_on_drop: false }`
[INFO] [stdout] 463c751ecc0ba277dd8b57d4a7f5be3f010c3380c2be3dc39359f0fa4a5624a0
[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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ee93db06f15c286e971c3861340d8bff34ab2c0ee232ae32cd69dc143ba53585
[INFO] running `Command { std: "docker" "start" "-a" "ee93db06f15c286e971c3861340d8bff34ab2c0ee232ae32cd69dc143ba53585", kill_on_drop: false }`
[INFO] [stderr]    Compiling cleanse v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "ee93db06f15c286e971c3861340d8bff34ab2c0ee232ae32cd69dc143ba53585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee93db06f15c286e971c3861340d8bff34ab2c0ee232ae32cd69dc143ba53585", kill_on_drop: false }`
[INFO] [stdout] ee93db06f15c286e971c3861340d8bff34ab2c0ee232ae32cd69dc143ba53585
[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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 212cac45c78cb1485492f32c5a4aa68e2251a04301883c57cd4cd013678dc401
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "212cac45c78cb1485492f32c5a4aa68e2251a04301883c57cd4cd013678dc401", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cleanse-17a46eeee507dcd3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "212cac45c78cb1485492f32c5a4aa68e2251a04301883c57cd4cd013678dc401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "212cac45c78cb1485492f32c5a4aa68e2251a04301883c57cd4cd013678dc401", kill_on_drop: false }`
[INFO] [stdout] 212cac45c78cb1485492f32c5a4aa68e2251a04301883c57cd4cd013678dc401