[INFO] fetching crate cargo-rclean 1.2.0...
[INFO] testing cargo-rclean-1.2.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate cargo-rclean 1.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cargo-rclean 1.2.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate cargo-rclean 1.2.0
[INFO] finished tweaking crates.io crate cargo-rclean 1.2.0
[INFO] tweaked toml for crates.io crate cargo-rclean 1.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate cargo-rclean 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87d03d636a407dc3653619812c919a59f8fd76ec27c8ebee76816d975487d084
[INFO] running `Command { std: "docker" "start" "-a" "87d03d636a407dc3653619812c919a59f8fd76ec27c8ebee76816d975487d084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87d03d636a407dc3653619812c919a59f8fd76ec27c8ebee76816d975487d084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87d03d636a407dc3653619812c919a59f8fd76ec27c8ebee76816d975487d084", kill_on_drop: false }`
[INFO] [stdout] 87d03d636a407dc3653619812c919a59f8fd76ec27c8ebee76816d975487d084
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9eac43a7d19f20e2d78823bdfbbac26c0f2650a347cea9165921f4fd44b57374
[INFO] running `Command { std: "docker" "start" "-a" "9eac43a7d19f20e2d78823bdfbbac26c0f2650a347cea9165921f4fd44b57374", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cargo-rclean v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.01s
[INFO] running `Command { std: "docker" "inspect" "9eac43a7d19f20e2d78823bdfbbac26c0f2650a347cea9165921f4fd44b57374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eac43a7d19f20e2d78823bdfbbac26c0f2650a347cea9165921f4fd44b57374", kill_on_drop: false }`
[INFO] [stdout] 9eac43a7d19f20e2d78823bdfbbac26c0f2650a347cea9165921f4fd44b57374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42065b9aa48f55dc0c46e3a0aa939834376a2258a3ea3a5b64375f74d151c6e5
[INFO] running `Command { std: "docker" "start" "-a" "42065b9aa48f55dc0c46e3a0aa939834376a2258a3ea3a5b64375f74d151c6e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-rclean v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "42065b9aa48f55dc0c46e3a0aa939834376a2258a3ea3a5b64375f74d151c6e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42065b9aa48f55dc0c46e3a0aa939834376a2258a3ea3a5b64375f74d151c6e5", kill_on_drop: false }`
[INFO] [stdout] 42065b9aa48f55dc0c46e3a0aa939834376a2258a3ea3a5b64375f74d151c6e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ec9c8bb5d991a67e30d342525ea9997cd7a236df7d5720a27bc071e3ca28a2e
[INFO] running `Command { std: "docker" "start" "-a" "2ec9c8bb5d991a67e30d342525ea9997cd7a236df7d5720a27bc071e3ca28a2e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cargo_rclean-7f2a815dc3bf8e58)
[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" "2ec9c8bb5d991a67e30d342525ea9997cd7a236df7d5720a27bc071e3ca28a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec9c8bb5d991a67e30d342525ea9997cd7a236df7d5720a27bc071e3ca28a2e", kill_on_drop: false }`
[INFO] [stdout] 2ec9c8bb5d991a67e30d342525ea9997cd7a236df7d5720a27bc071e3ca28a2e