[INFO] fetching crate varlink_parser 4.0.4...
[INFO] checking varlink_parser-4.0.4 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate varlink_parser 4.0.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate varlink_parser 4.0.4 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate varlink_parser 4.0.4
[INFO] finished tweaking crates.io crate varlink_parser 4.0.4
[INFO] tweaked toml for crates.io crate varlink_parser 4.0.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate varlink_parser 4.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 465c47477e76b57d8d55fe617395aebdb389e4ed83807f6fb255a2dd4f1b35f8
[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" "465c47477e76b57d8d55fe617395aebdb389e4ed83807f6fb255a2dd4f1b35f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "465c47477e76b57d8d55fe617395aebdb389e4ed83807f6fb255a2dd4f1b35f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "465c47477e76b57d8d55fe617395aebdb389e4ed83807f6fb255a2dd4f1b35f8", kill_on_drop: false }`
[INFO] [stdout] 465c47477e76b57d8d55fe617395aebdb389e4ed83807f6fb255a2dd4f1b35f8
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] d42427b7bd125b01265510b1e0ac5c7d1d489ef80ccd24630db73ff4e023e290
[INFO] running `Command { std: "docker" "start" "-a" "d42427b7bd125b01265510b1e0ac5c7d1d489ef80ccd24630db73ff4e023e290", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling peg-runtime v0.6.2
[INFO] [stderr]    Compiling varlink_parser v4.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking chainerror v0.4.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling peg-macros v0.6.2
[INFO] [stderr]     Checking peg v0.6.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.99s
[INFO] running `Command { std: "docker" "inspect" "d42427b7bd125b01265510b1e0ac5c7d1d489ef80ccd24630db73ff4e023e290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d42427b7bd125b01265510b1e0ac5c7d1d489ef80ccd24630db73ff4e023e290", kill_on_drop: false }`
[INFO] [stdout] d42427b7bd125b01265510b1e0ac5c7d1d489ef80ccd24630db73ff4e023e290