[INFO] fetching crate scrub_log 0.2.1...
[INFO] checking scrub_log-0.2.1 against beta for pr-78714
[INFO] extracting crate scrub_log 0.2.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate scrub_log 0.2.1 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 scrub_log 0.2.1
[INFO] finished tweaking crates.io crate scrub_log 0.2.1
[INFO] tweaked toml for crates.io crate scrub_log 0.2.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate scrub_log 0.2.1 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 90bb86ef93bb28f17e7dee3b7d89a5415851329f65e638c3c3ab37efb65652c1
[INFO] running `Command { std: "docker" "start" "-a" "90bb86ef93bb28f17e7dee3b7d89a5415851329f65e638c3c3ab37efb65652c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90bb86ef93bb28f17e7dee3b7d89a5415851329f65e638c3c3ab37efb65652c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90bb86ef93bb28f17e7dee3b7d89a5415851329f65e638c3c3ab37efb65652c1", kill_on_drop: false }`
[INFO] [stdout] 90bb86ef93bb28f17e7dee3b7d89a5415851329f65e638c3c3ab37efb65652c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 77f808855ace3bd5a090d8c12fa3fa92bcf4427744a85321a17bd47750ca5cc2
[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" "77f808855ace3bd5a090d8c12fa3fa92bcf4427744a85321a17bd47750ca5cc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.12
[INFO] [stderr]     Checking argv v0.1.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking scrub_log v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling inventory-impl v0.1.5
[INFO] [stderr]    Compiling ctor v0.1.12
[INFO] [stderr]    Compiling ref-cast-impl v0.2.7
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling gflags-impl v0.3.2
[INFO] [stderr]     Checking ref-cast v0.2.7
[INFO] [stderr]     Checking inventory v0.1.5
[INFO] [stderr]     Checking gflags v0.3.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.15s
[INFO] running `Command { std: "docker" "inspect" "77f808855ace3bd5a090d8c12fa3fa92bcf4427744a85321a17bd47750ca5cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77f808855ace3bd5a090d8c12fa3fa92bcf4427744a85321a17bd47750ca5cc2", kill_on_drop: false }`
[INFO] [stdout] 77f808855ace3bd5a090d8c12fa3fa92bcf4427744a85321a17bd47750ca5cc2