[INFO] fetching crate grunt 999999999.999999999.999999999...
[INFO] checking grunt-999999999.999999999.999999999 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] extracting crate grunt 999999999.999999999.999999999 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate grunt 999999999.999999999.999999999 on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grunt 999999999.999999999.999999999
[INFO] finished tweaking crates.io crate grunt 999999999.999999999.999999999
[INFO] tweaked toml for crates.io crate grunt 999999999.999999999.999999999 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate grunt 999999999.999999999.999999999 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 765cb08d63c9530683ad589e750099b2dfdb4b7c26d9ad1a0d582ec53cdeaa7e
[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" "765cb08d63c9530683ad589e750099b2dfdb4b7c26d9ad1a0d582ec53cdeaa7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "765cb08d63c9530683ad589e750099b2dfdb4b7c26d9ad1a0d582ec53cdeaa7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "765cb08d63c9530683ad589e750099b2dfdb4b7c26d9ad1a0d582ec53cdeaa7e", kill_on_drop: false }`
[INFO] [stdout] 765cb08d63c9530683ad589e750099b2dfdb4b7c26d9ad1a0d582ec53cdeaa7e
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 145c9b4bcce5bc418881f1ce3a57b94cde19a46c3bb0ad7279652e5c51aa0303
[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" "145c9b4bcce5bc418881f1ce3a57b94cde19a46c3bb0ad7279652e5c51aa0303", kill_on_drop: false }`
[INFO] [stderr]     Checking grunt v999999999.999999999.999999999 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "145c9b4bcce5bc418881f1ce3a57b94cde19a46c3bb0ad7279652e5c51aa0303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "145c9b4bcce5bc418881f1ce3a57b94cde19a46c3bb0ad7279652e5c51aa0303", kill_on_drop: false }`
[INFO] [stdout] 145c9b4bcce5bc418881f1ce3a57b94cde19a46c3bb0ad7279652e5c51aa0303