[INFO] fetching crate uucore 0.0.4...
[INFO] checking uucore-0.0.4 against beta for pr-78714
[INFO] extracting crate uucore 0.0.4 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate uucore 0.0.4 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 uucore 0.0.4
[INFO] finished tweaking crates.io crate uucore 0.0.4
[INFO] tweaked toml for crates.io crate uucore 0.0.4 written to /workspace/builds/worker-11/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded synom v0.11.3
[INFO] [stderr]   Downloaded data-encoding v2.1.2
[INFO] [stderr]   Downloaded synstructure v0.6.1
[INFO] [stderr]   Downloaded syn v0.11.11
[INFO] [stderr]   Downloaded failure_derive v0.1.1
[INFO] [stderr]   Downloaded failure v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 65f5c194cc734be3551e7837000e8749fed7a8d23b7c84830d2fd7688d0964d2
[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" "65f5c194cc734be3551e7837000e8749fed7a8d23b7c84830d2fd7688d0964d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65f5c194cc734be3551e7837000e8749fed7a8d23b7c84830d2fd7688d0964d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65f5c194cc734be3551e7837000e8749fed7a8d23b7c84830d2fd7688d0964d2", kill_on_drop: false }`
[INFO] [stdout] 65f5c194cc734be3551e7837000e8749fed7a8d23b7c84830d2fd7688d0964d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] 93397a420c591b19a6d59f05ca3e58b5de13a17a8a5ae5f75da31f19b6850ee3
[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" "93397a420c591b19a6d59f05ca3e58b5de13a17a8a5ae5f75da31f19b6850ee3", kill_on_drop: false }`
[INFO] [stderr]     Checking wild v2.0.1
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]     Checking backtrace-sys v0.1.37
[INFO] [stderr]     Checking uucore v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "93397a420c591b19a6d59f05ca3e58b5de13a17a8a5ae5f75da31f19b6850ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93397a420c591b19a6d59f05ca3e58b5de13a17a8a5ae5f75da31f19b6850ee3", kill_on_drop: false }`
[INFO] [stdout] 93397a420c591b19a6d59f05ca3e58b5de13a17a8a5ae5f75da31f19b6850ee3