[INFO] fetching crate components-arena 1.2.0...
[INFO] checking components-arena-1.2.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate components-arena 1.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate components-arena 1.2.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate components-arena 1.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate components-arena 1.2.0
[INFO] tweaked toml for crates.io crate components-arena 1.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate components-arena 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 227f71ae2f823425afb3e826ccc0cd7caada99be1c71c8ec33dbd5ba192a2d7d
[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" "227f71ae2f823425afb3e826ccc0cd7caada99be1c71c8ec33dbd5ba192a2d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "227f71ae2f823425afb3e826ccc0cd7caada99be1c71c8ec33dbd5ba192a2d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "227f71ae2f823425afb3e826ccc0cd7caada99be1c71c8ec33dbd5ba192a2d7d", kill_on_drop: false }`
[INFO] [stdout] 227f71ae2f823425afb3e826ccc0cd7caada99be1c71c8ec33dbd5ba192a2d7d
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--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] 4d4fdd974523e5f417219dbeeb937117f46d40d1022bc18b4955b972cff91ff3
[INFO] running `Command { std: "docker" "start" "-a" "4d4fdd974523e5f417219dbeeb937117f46d40d1022bc18b4955b972cff91ff3", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking generics v0.2.7
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking macro-attr-2018 v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling enum-ordinalize v3.1.10
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]    Compiling educe v0.4.18
[INFO] [stderr]     Checking phantom-type v0.3.1
[INFO] [stderr]     Checking components-arena v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.28s
[INFO] running `Command { std: "docker" "inspect" "4d4fdd974523e5f417219dbeeb937117f46d40d1022bc18b4955b972cff91ff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d4fdd974523e5f417219dbeeb937117f46d40d1022bc18b4955b972cff91ff3", kill_on_drop: false }`
[INFO] [stdout] 4d4fdd974523e5f417219dbeeb937117f46d40d1022bc18b4955b972cff91ff3