[INFO] fetching crate gitar 0.1.1...
[INFO] checking gitar-0.1.1 against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] extracting crate gitar 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gitar 0.1.1 on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gitar 0.1.1
[INFO] finished tweaking crates.io crate gitar 0.1.1
[INFO] tweaked toml for crates.io crate gitar 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate gitar 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edebfc78b8a7a528eba009272a36a4594b1b7f6bbd9ca4140912a5d076194d23
[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" "edebfc78b8a7a528eba009272a36a4594b1b7f6bbd9ca4140912a5d076194d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edebfc78b8a7a528eba009272a36a4594b1b7f6bbd9ca4140912a5d076194d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edebfc78b8a7a528eba009272a36a4594b1b7f6bbd9ca4140912a5d076194d23", kill_on_drop: false }`
[INFO] [stdout] edebfc78b8a7a528eba009272a36a4594b1b7f6bbd9ca4140912a5d076194d23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1682a74c84da6416c526895c4d0731d7c636ceaf9e2919d8e2b5eacb93f197d
[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" "d1682a74c84da6416c526895c4d0731d7c636ceaf9e2919d8e2b5eacb93f197d", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking strum v0.18.0
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking minstrel v0.3.1
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking gitar v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.40s
[INFO] running `Command { std: "docker" "inspect" "d1682a74c84da6416c526895c4d0731d7c636ceaf9e2919d8e2b5eacb93f197d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1682a74c84da6416c526895c4d0731d7c636ceaf9e2919d8e2b5eacb93f197d", kill_on_drop: false }`
[INFO] [stdout] d1682a74c84da6416c526895c4d0731d7c636ceaf9e2919d8e2b5eacb93f197d