[INFO] fetching crate dow 0.1.3...
[INFO] checking dow-0.1.3 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate dow 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dow 0.1.3 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dow 0.1.3
[INFO] finished tweaking crates.io crate dow 0.1.3
[INFO] tweaked toml for crates.io crate dow 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb5c3e7932515ab2882748c459baa151e3a6e3407e5ee87155dd85894b6d2537
[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" "cb5c3e7932515ab2882748c459baa151e3a6e3407e5ee87155dd85894b6d2537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb5c3e7932515ab2882748c459baa151e3a6e3407e5ee87155dd85894b6d2537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb5c3e7932515ab2882748c459baa151e3a6e3407e5ee87155dd85894b6d2537", kill_on_drop: false }`
[INFO] [stdout] cb5c3e7932515ab2882748c459baa151e3a6e3407e5ee87155dd85894b6d2537
[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=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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "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] 06f0b74bd95cdcdfa55462a88679bd6208d954d3108d51e485f8e4f7f2c7e7d4
[INFO] running `Command { std: "docker" "start" "-a" "06f0b74bd95cdcdfa55462a88679bd6208d954d3108d51e485f8e4f7f2c7e7d4", kill_on_drop: false }`
[INFO] [stderr]     Checking dow v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "06f0b74bd95cdcdfa55462a88679bd6208d954d3108d51e485f8e4f7f2c7e7d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f0b74bd95cdcdfa55462a88679bd6208d954d3108d51e485f8e4f7f2c7e7d4", kill_on_drop: false }`
[INFO] [stdout] 06f0b74bd95cdcdfa55462a88679bd6208d954d3108d51e485f8e4f7f2c7e7d4