[INFO] fetching crate voile 0.2.6...
[INFO] checking voile-0.2.6 against beta for pr-78714
[INFO] extracting crate voile 0.2.6 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate voile 0.2.6 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 voile 0.2.6
[INFO] finished tweaking crates.io crate voile 0.2.6
[INFO] tweaked toml for crates.io crate voile 0.2.6 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate voile 0.2.6 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 897f3ec01059c5ec5b3bcaec54a0bd62d48416372f415b80f3cae5a9d57250f5
[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" "897f3ec01059c5ec5b3bcaec54a0bd62d48416372f415b80f3cae5a9d57250f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "897f3ec01059c5ec5b3bcaec54a0bd62d48416372f415b80f3cae5a9d57250f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "897f3ec01059c5ec5b3bcaec54a0bd62d48416372f415b80f3cae5a9d57250f5", kill_on_drop: false }`
[INFO] [stdout] 897f3ec01059c5ec5b3bcaec54a0bd62d48416372f415b80f3cae5a9d57250f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 58416070ade68c328bef42acae5a95aba369525694643eef09e432234cfb320a
[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" "58416070ade68c328bef42acae5a95aba369525694643eef09e432234cfb320a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rustyline v6.3.0
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]     Checking voile-util v0.2.2
[INFO] [stderr]     Checking minitt-util v0.2.4
[INFO] [stderr]     Checking voile v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.63s
[INFO] running `Command { std: "docker" "inspect" "58416070ade68c328bef42acae5a95aba369525694643eef09e432234cfb320a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58416070ade68c328bef42acae5a95aba369525694643eef09e432234cfb320a", kill_on_drop: false }`
[INFO] [stdout] 58416070ade68c328bef42acae5a95aba369525694643eef09e432234cfb320a