[INFO] cloning repository https://github.com/bpglaser/red-mountain-resize
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bpglaser/red-mountain-resize" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpglaser%2Fred-mountain-resize", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpglaser%2Fred-mountain-resize'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e764ada601d3c1360ccdc7ab769dfe894ef442c
[INFO] checking bpglaser/red-mountain-resize against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpglaser%2Fred-mountain-resize" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bpglaser/red-mountain-resize on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bpglaser/red-mountain-resize
[INFO] finished tweaking git repo https://github.com/bpglaser/red-mountain-resize
[INFO] tweaked toml for git repo https://github.com/bpglaser/red-mountain-resize written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/bpglaser/red-mountain-resize already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] c81cbf90536304fc099a9fc7c356b5b021cf6a908ba51a1c495cb1b911812a93
[INFO] running `Command { std: "docker" "start" "-a" "c81cbf90536304fc099a9fc7c356b5b021cf6a908ba51a1c495cb1b911812a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c81cbf90536304fc099a9fc7c356b5b021cf6a908ba51a1c495cb1b911812a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c81cbf90536304fc099a9fc7c356b5b021cf6a908ba51a1c495cb1b911812a93", kill_on_drop: false }`
[INFO] [stdout] c81cbf90536304fc099a9fc7c356b5b021cf6a908ba51a1c495cb1b911812a93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1b0f75ad02919b261b9e7c067e4571e07d01189c1a961ccbaa27b0908df7bfb
[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" "a1b0f75ad02919b261b9e7c067e4571e07d01189c1a961ccbaa27b0908df7bfb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.24
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking either v1.1.0
[INFO] [stderr]     Checking num-traits v0.1.39
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking num_cpus v1.5.1
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking clap v2.24.2
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking image v0.23.7
[INFO] [stderr]     Checking rmr v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.37s
[INFO] running `Command { std: "docker" "inspect" "a1b0f75ad02919b261b9e7c067e4571e07d01189c1a961ccbaa27b0908df7bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1b0f75ad02919b261b9e7c067e4571e07d01189c1a961ccbaa27b0908df7bfb", kill_on_drop: false }`
[INFO] [stdout] a1b0f75ad02919b261b9e7c067e4571e07d01189c1a961ccbaa27b0908df7bfb