[INFO] cloning repository https://github.com/romanlevin/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/romanlevin/mandelbrot-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromanlevin%2Fmandelbrot-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromanlevin%2Fmandelbrot-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 40daa7166ad170fbe053776fbe3a5e155966fd65
[INFO] checking romanlevin/mandelbrot-rs against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromanlevin%2Fmandelbrot-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/romanlevin/mandelbrot-rs on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/romanlevin/mandelbrot-rs
[INFO] finished tweaking git repo https://github.com/romanlevin/mandelbrot-rs
[INFO] tweaked toml for git repo https://github.com/romanlevin/mandelbrot-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/romanlevin/mandelbrot-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inflate v0.4.2
[INFO] [stderr]   Downloaded gleam v0.5.1
[INFO] [stderr]   Downloaded string v0.1.0
[INFO] [stderr]   Downloaded winreg v0.5.0
[INFO] [stderr]   Downloaded trust-dns-resolver v0.8.2
[INFO] [stderr]   Downloaded tokio-signal v0.1.5
[INFO] [stderr]   Downloaded actix_derive v0.2.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.1.3
[INFO] [stderr]   Downloaded bytecount v0.3.1
[INFO] [stderr]   Downloaded socket2 v0.3.5
[INFO] [stderr]   Downloaded http v0.1.5
[INFO] [stderr]   Downloaded actix v0.5.7
[INFO] [stderr]   Downloaded serde_json v1.0.18
[INFO] [stderr]   Downloaded serde v1.0.62
[INFO] [stderr]   Downloaded base64 v0.9.1
[INFO] [stderr]   Downloaded image v0.19.0
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.2
[INFO] [stderr]   Downloaded serde_derive v1.0.62
[INFO] [stderr]   Downloaded trust-dns-proto v0.3.3
[INFO] [stderr]   Downloaded tokio-fs v0.1.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.21
[INFO] [stderr]   Downloaded rustc-demangle v0.1.8
[INFO] [stderr]   Downloaded tokio v0.1.6
[INFO] [stderr]   Downloaded rayon v1.0.1
[INFO] [stderr]   Downloaded http-range v0.1.1
[INFO] [stderr]   Downloaded bytes v0.4.8
[INFO] [stderr]   Downloaded futures v0.1.21
[INFO] [stderr]   Downloaded tokio-timer v0.2.3
[INFO] [stderr]   Downloaded actix-web v0.6.10
[INFO] [stderr]   Downloaded h2 v0.1.8
[INFO] [stderr]   Downloaded cargo_metadata v0.5.4
[INFO] [stderr]   Downloaded mime v0.3.7
[INFO] [stderr]   Downloaded backtrace v0.3.8
[INFO] [stderr]   Downloaded smallvec v0.6.1
[INFO] [stderr]   Downloaded glium v0.21.0
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f13ba5c8aaecd0208cfd0afb9d56d4e9ef3f4df4ad322db3d0626cc0c9635eac
[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" "f13ba5c8aaecd0208cfd0afb9d56d4e9ef3f4df4ad322db3d0626cc0c9635eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f13ba5c8aaecd0208cfd0afb9d56d4e9ef3f4df4ad322db3d0626cc0c9635eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f13ba5c8aaecd0208cfd0afb9d56d4e9ef3f4df4ad322db3d0626cc0c9635eac", kill_on_drop: false }`
[INFO] [stdout] f13ba5c8aaecd0208cfd0afb9d56d4e9ef3f4df4ad322db3d0626cc0c9635eac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d690c2f655b7046ab6ea3642c5baee03077a9f71ea278d7ab4a0cda63e72feb
[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" "9d690c2f655b7046ab6ea3642c5baee03077a9f71ea278d7ab4a0cda63e72feb", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "9d690c2f655b7046ab6ea3642c5baee03077a9f71ea278d7ab4a0cda63e72feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d690c2f655b7046ab6ea3642c5baee03077a9f71ea278d7ab4a0cda63e72feb", kill_on_drop: false }`
[INFO] [stdout] 9d690c2f655b7046ab6ea3642c5baee03077a9f71ea278d7ab4a0cda63e72feb