[INFO] fetching crate steward 0.0.3...
[INFO] testing steward-0.0.3 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate steward 0.0.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate steward 0.0.3 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 steward 0.0.3
[INFO] finished tweaking crates.io crate steward 0.0.3
[INFO] tweaked toml for crates.io crate steward 0.0.3 written to /workspace/builds/worker-3/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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8cab387f6e32b5d2adf7fe78229daacb28283adbef40e899949e466d5399464b
[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" "8cab387f6e32b5d2adf7fe78229daacb28283adbef40e899949e466d5399464b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cab387f6e32b5d2adf7fe78229daacb28283adbef40e899949e466d5399464b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cab387f6e32b5d2adf7fe78229daacb28283adbef40e899949e466d5399464b", kill_on_drop: false }`
[INFO] [stdout] 8cab387f6e32b5d2adf7fe78229daacb28283adbef40e899949e466d5399464b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aadd63bc9df98515a7f32cecc592dbdebae10b6fc693866fd3a52e069e162cb4
[INFO] running `Command { std: "docker" "start" "-a" "aadd63bc9df98515a7f32cecc592dbdebae10b6fc693866fd3a52e069e162cb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling steward v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.75s
[INFO] running `Command { std: "docker" "inspect" "aadd63bc9df98515a7f32cecc592dbdebae10b6fc693866fd3a52e069e162cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aadd63bc9df98515a7f32cecc592dbdebae10b6fc693866fd3a52e069e162cb4", kill_on_drop: false }`
[INFO] [stdout] aadd63bc9df98515a7f32cecc592dbdebae10b6fc693866fd3a52e069e162cb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a234d6585a6a1d58e6e80cb90aa020b8f513db7fc506fc305606fba8fe3ee71f
[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" "a234d6585a6a1d58e6e80cb90aa020b8f513db7fc506fc305606fba8fe3ee71f", kill_on_drop: false }`
[INFO] [stderr]    Compiling steward v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "a234d6585a6a1d58e6e80cb90aa020b8f513db7fc506fc305606fba8fe3ee71f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a234d6585a6a1d58e6e80cb90aa020b8f513db7fc506fc305606fba8fe3ee71f", kill_on_drop: false }`
[INFO] [stdout] a234d6585a6a1d58e6e80cb90aa020b8f513db7fc506fc305606fba8fe3ee71f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 7d7c64fbe0b284d035a7357fd29dcd4e5c922a9357f6968226eb057a20f7d999
[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" "7d7c64fbe0b284d035a7357fd29dcd4e5c922a9357f6968226eb057a20f7d999", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/steward-cfc9a6659d83386d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests steward
[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 9 tests
[INFO] [stdout] test src/cmd.rs - cmd (line 123) ... ignored
[INFO] [stdout] test src/cmd.rs - cmd (line 133) ... ignored
[INFO] [stdout] test src/cmd.rs - cmd (line 143) ... ignored
[INFO] [stdout] test src/lib.rs - (line 17) ... ignored
[INFO] [stdout] test src/lib.rs - cmd (line 89) ... ignored
[INFO] [stdout] test src/lib.rs - process (line 105) ... ignored
[INFO] [stdout] test src/process.rs - process (line 105) ... ignored
[INFO] [stdout] test src/process.rs - process (line 97) ... ignored
[INFO] [stdout] test src/process.rs - process::ProcessPool (line 305) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 9 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7d7c64fbe0b284d035a7357fd29dcd4e5c922a9357f6968226eb057a20f7d999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d7c64fbe0b284d035a7357fd29dcd4e5c922a9357f6968226eb057a20f7d999", kill_on_drop: false }`
[INFO] [stdout] 7d7c64fbe0b284d035a7357fd29dcd4e5c922a9357f6968226eb057a20f7d999