[INFO] fetching crate linux_mount_options 0.1.0...
[INFO] checking linux_mount_options-0.1.0 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] extracting crate linux_mount_options 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate linux_mount_options 0.1.0 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linux_mount_options 0.1.0
[INFO] finished tweaking crates.io crate linux_mount_options 0.1.0
[INFO] tweaked toml for crates.io crate linux_mount_options 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate linux_mount_options 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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] 0dedd90d7c7fd94813d484d1d0c417aaa71771dd16e113873ad8f787a6964b25
[INFO] running `Command { std: "docker" "start" "-a" "0dedd90d7c7fd94813d484d1d0c417aaa71771dd16e113873ad8f787a6964b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dedd90d7c7fd94813d484d1d0c417aaa71771dd16e113873ad8f787a6964b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dedd90d7c7fd94813d484d1d0c417aaa71771dd16e113873ad8f787a6964b25", kill_on_drop: false }`
[INFO] [stdout] 0dedd90d7c7fd94813d484d1d0c417aaa71771dd16e113873ad8f787a6964b25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb05f25f418a2236440886c76a718bfc60f45c63ea6abccb8006fa264657b807
[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" "fb05f25f418a2236440886c76a718bfc60f45c63ea6abccb8006fa264657b807", kill_on_drop: false }`
[INFO] [stderr]     Checking linux_mount_options v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "fb05f25f418a2236440886c76a718bfc60f45c63ea6abccb8006fa264657b807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb05f25f418a2236440886c76a718bfc60f45c63ea6abccb8006fa264657b807", kill_on_drop: false }`
[INFO] [stdout] fb05f25f418a2236440886c76a718bfc60f45c63ea6abccb8006fa264657b807