[INFO] fetching crate kwargs 0.0.0...
[INFO] testing kwargs-0.0.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate kwargs 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate kwargs 0.0.0 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] started tweaking crates.io crate kwargs 0.0.0
[INFO] finished tweaking crates.io crate kwargs 0.0.0
[INFO] tweaked toml for crates.io crate kwargs 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 766a6f413f91594456e3ad2e2f6bb58a7b444b144ae3d4054a4d1de8ae83d6a4
[INFO] running `Command { std: "docker" "start" "-a" "766a6f413f91594456e3ad2e2f6bb58a7b444b144ae3d4054a4d1de8ae83d6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "766a6f413f91594456e3ad2e2f6bb58a7b444b144ae3d4054a4d1de8ae83d6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "766a6f413f91594456e3ad2e2f6bb58a7b444b144ae3d4054a4d1de8ae83d6a4", kill_on_drop: false }`
[INFO] [stdout] 766a6f413f91594456e3ad2e2f6bb58a7b444b144ae3d4054a4d1de8ae83d6a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 80005b4aa21f55940d2259f14baebc0dae2c3f204a8c9f1fe41d710953ae5349
[INFO] running `Command { std: "docker" "start" "-a" "80005b4aa21f55940d2259f14baebc0dae2c3f204a8c9f1fe41d710953ae5349", kill_on_drop: false }`
[INFO] [stderr]    Compiling kwargs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "80005b4aa21f55940d2259f14baebc0dae2c3f204a8c9f1fe41d710953ae5349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80005b4aa21f55940d2259f14baebc0dae2c3f204a8c9f1fe41d710953ae5349", kill_on_drop: false }`
[INFO] [stdout] 80005b4aa21f55940d2259f14baebc0dae2c3f204a8c9f1fe41d710953ae5349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 31a8b11cc4e51395e7c6d6f1bbf5deca68d60a6eb3e4a7a96ec1e5a7b57a3551
[INFO] running `Command { std: "docker" "start" "-a" "31a8b11cc4e51395e7c6d6f1bbf5deca68d60a6eb3e4a7a96ec1e5a7b57a3551", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kwargs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "31a8b11cc4e51395e7c6d6f1bbf5deca68d60a6eb3e4a7a96ec1e5a7b57a3551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a8b11cc4e51395e7c6d6f1bbf5deca68d60a6eb3e4a7a96ec1e5a7b57a3551", kill_on_drop: false }`
[INFO] [stdout] 31a8b11cc4e51395e7c6d6f1bbf5deca68d60a6eb3e4a7a96ec1e5a7b57a3551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] bf82f7cc0cc58836497e57fbcd73d51d48cd2b76551622eb53558c2630335b41
[INFO] running `Command { std: "docker" "start" "-a" "bf82f7cc0cc58836497e57fbcd73d51d48cd2b76551622eb53558c2630335b41", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kwargs-7187d0c93db0b439)
[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 kwargs
[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" "bf82f7cc0cc58836497e57fbcd73d51d48cd2b76551622eb53558c2630335b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf82f7cc0cc58836497e57fbcd73d51d48cd2b76551622eb53558c2630335b41", kill_on_drop: false }`
[INFO] [stdout] bf82f7cc0cc58836497e57fbcd73d51d48cd2b76551622eb53558c2630335b41