[INFO] fetching crate plot 0.2.0...
[INFO] checking plot-0.2.0 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] extracting crate plot 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate plot 0.2.0 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plot 0.2.0
[INFO] finished tweaking crates.io crate plot 0.2.0
[INFO] tweaked toml for crates.io crate plot 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plotlib v0.1.0
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "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] 0e7f0be0f17d99c2b638b9d513692daa7924b0a694f05691525845098f2aa1c0
[INFO] running `Command { std: "docker" "start" "-a" "0e7f0be0f17d99c2b638b9d513692daa7924b0a694f05691525845098f2aa1c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e7f0be0f17d99c2b638b9d513692daa7924b0a694f05691525845098f2aa1c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7f0be0f17d99c2b638b9d513692daa7924b0a694f05691525845098f2aa1c0", kill_on_drop: false }`
[INFO] [stdout] 0e7f0be0f17d99c2b638b9d513692daa7924b0a694f05691525845098f2aa1c0
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] df131c3c3d50c5d91c6ba736d2706fef6f3186cc0c382538cc346ec6ec62ee5f
[INFO] running `Command { std: "docker" "start" "-a" "df131c3c3d50c5d91c6ba736d2706fef6f3186cc0c382538cc346ec6ec62ee5f", kill_on_drop: false }`
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking plotlib v0.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking plot v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.76s
[INFO] running `Command { std: "docker" "inspect" "df131c3c3d50c5d91c6ba736d2706fef6f3186cc0c382538cc346ec6ec62ee5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df131c3c3d50c5d91c6ba736d2706fef6f3186cc0c382538cc346ec6ec62ee5f", kill_on_drop: false }`
[INFO] [stdout] df131c3c3d50c5d91c6ba736d2706fef6f3186cc0c382538cc346ec6ec62ee5f