[INFO] cloning repository https://github.com/jgrosso/mandelbrot-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jgrosso/mandelbrot-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgrosso%2Fmandelbrot-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgrosso%2Fmandelbrot-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c10f4a3fb0b83e10b4c619c54b086a79b367985d [INFO] checking jgrosso/mandelbrot-rs against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgrosso%2Fmandelbrot-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jgrosso/mandelbrot-rs on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jgrosso/mandelbrot-rs [INFO] finished tweaking git repo https://github.com/jgrosso/mandelbrot-rs [INFO] tweaked toml for git repo https://github.com/jgrosso/mandelbrot-rs written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/jgrosso/mandelbrot-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d571c3973182800a2a1d07f5c6ba058f6ab6aa69831cd32764955b4fb8717fb2 [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" "d571c3973182800a2a1d07f5c6ba058f6ab6aa69831cd32764955b4fb8717fb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d571c3973182800a2a1d07f5c6ba058f6ab6aa69831cd32764955b4fb8717fb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d571c3973182800a2a1d07f5c6ba058f6ab6aa69831cd32764955b4fb8717fb2", kill_on_drop: false }` [INFO] [stdout] d571c3973182800a2a1d07f5c6ba058f6ab6aa69831cd32764955b4fb8717fb2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] ed2a4540454564b026a9e33e5a5a5b8a6dc7ba3f275756a7a71d2f9a6f6767ea [INFO] running `Command { std: "docker" "start" "-a" "ed2a4540454564b026a9e33e5a5a5b8a6dc7ba3f275756a7a71d2f9a6f6767ea", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking lazy_static v1.0.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Checking byteorder v1.2.3 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Compiling proc-macro2 v0.4.6 [INFO] [stderr] Checking arrayvec v0.4.7 [INFO] [stderr] Checking inflate v0.4.2 [INFO] [stderr] Checking gif v0.10.0 [INFO] [stderr] Checking deflate v0.7.18 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling quote v0.6.3 [INFO] [stderr] Compiling syn v0.14.2 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking rayon v1.0.1 [INFO] [stderr] Checking num-integer v0.1.39 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking png v0.12.0 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Compiling num-derive v0.2.2 [INFO] [stderr] Checking image v0.19.0 [INFO] [stderr] Checking mandelbrot-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.05s [INFO] running `Command { std: "docker" "inspect" "ed2a4540454564b026a9e33e5a5a5b8a6dc7ba3f275756a7a71d2f9a6f6767ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed2a4540454564b026a9e33e5a5a5b8a6dc7ba3f275756a7a71d2f9a6f6767ea", kill_on_drop: false }` [INFO] [stdout] ed2a4540454564b026a9e33e5a5a5b8a6dc7ba3f275756a7a71d2f9a6f6767ea