[INFO] fetching crate libpcp 0.6.4...
[INFO] checking libpcp-0.6.4 against beta for pr-78714
[INFO] extracting crate libpcp 0.6.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libpcp 0.6.4 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libpcp 0.6.4
[INFO] finished tweaking crates.io crate libpcp 0.6.4
[INFO] tweaked toml for crates.io crate libpcp 0.6.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee2d535a145ad5c824e792e509e1cbabae9217255c0d31597e4cf4e9361420e4
[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" "ee2d535a145ad5c824e792e509e1cbabae9217255c0d31597e4cf4e9361420e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee2d535a145ad5c824e792e509e1cbabae9217255c0d31597e4cf4e9361420e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee2d535a145ad5c824e792e509e1cbabae9217255c0d31597e4cf4e9361420e4", kill_on_drop: false }`
[INFO] [stdout] ee2d535a145ad5c824e792e509e1cbabae9217255c0d31597e4cf4e9361420e4
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 4b235f8e93e0a75a93fce3ece8e261f9e8b0117c721e7ffb6366e8acaf9905c7
[INFO] running `Command { std: "docker" "start" "-a" "4b235f8e93e0a75a93fce3ece8e261f9e8b0117c721e7ffb6366e8acaf9905c7", kill_on_drop: false }`
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking trilean v1.0.1
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]     Checking bit-set v0.2.0
[INFO] [stderr]     Checking gcollections v1.4.0
[INFO] [stderr]     Checking intervallum v1.3.0
[INFO] [stderr]     Checking libpcp v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.15s
[INFO] running `Command { std: "docker" "inspect" "4b235f8e93e0a75a93fce3ece8e261f9e8b0117c721e7ffb6366e8acaf9905c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b235f8e93e0a75a93fce3ece8e261f9e8b0117c721e7ffb6366e8acaf9905c7", kill_on_drop: false }`
[INFO] [stdout] 4b235f8e93e0a75a93fce3ece8e261f9e8b0117c721e7ffb6366e8acaf9905c7