[INFO] cloning repository https://github.com/spejamchr/mandel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spejamchr/mandel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspejamchr%2Fmandel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspejamchr%2Fmandel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03c003ab9bc34d65cb3839054961baa12831d2e9
[INFO] checking spejamchr/mandel against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspejamchr%2Fmandel" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/spejamchr/mandel on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/spejamchr/mandel
[INFO] finished tweaking git repo https://github.com/spejamchr/mandel
[INFO] tweaked toml for git repo https://github.com/spejamchr/mandel written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/spejamchr/mandel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3f92ceef8d7a972b4cd418ca6e02c32424198ec5652d6467b96680f75adf9d9
[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" "a3f92ceef8d7a972b4cd418ca6e02c32424198ec5652d6467b96680f75adf9d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3f92ceef8d7a972b4cd418ca6e02c32424198ec5652d6467b96680f75adf9d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3f92ceef8d7a972b4cd418ca6e02c32424198ec5652d6467b96680f75adf9d9", kill_on_drop: false }`
[INFO] [stdout] a3f92ceef8d7a972b4cd418ca6e02c32424198ec5652d6467b96680f75adf9d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82ee5ed3294bf2390f7fc958c7ff866bd094bab5b786724f2703e39801ed62ea
[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" "82ee5ed3294bf2390f7fc958c7ff866bd094bab5b786724f2703e39801ed62ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking num-rational v0.2.1
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking gif v0.10.2
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking image v0.21.2
[INFO] [stderr]     Checking mandel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.82s
[INFO] running `Command { std: "docker" "inspect" "82ee5ed3294bf2390f7fc958c7ff866bd094bab5b786724f2703e39801ed62ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82ee5ed3294bf2390f7fc958c7ff866bd094bab5b786724f2703e39801ed62ea", kill_on_drop: false }`
[INFO] [stdout] 82ee5ed3294bf2390f7fc958c7ff866bd094bab5b786724f2703e39801ed62ea