[INFO] cloning repository https://github.com/hellertime/opr-mandelbrot-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hellertime/opr-mandelbrot-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhellertime%2Fopr-mandelbrot-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhellertime%2Fopr-mandelbrot-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7177af0cf9db0c1f6aca7d75dc74a22f0a624c71
[INFO] checking hellertime/opr-mandelbrot-server against master#2e5723137b2b88368d018b262a0a823a1423131b for pr-78935-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhellertime%2Fopr-mandelbrot-server" "/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/hellertime/opr-mandelbrot-server on toolchain 2e5723137b2b88368d018b262a0a823a1423131b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hellertime/opr-mandelbrot-server
[INFO] finished tweaking git repo https://github.com/hellertime/opr-mandelbrot-server
[INFO] tweaked toml for git repo https://github.com/hellertime/opr-mandelbrot-server written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/hellertime/opr-mandelbrot-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd7837e502455ee887e50d879c35f61d45507a4ef223082a1aa326cca5f9f35c
[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" "cd7837e502455ee887e50d879c35f61d45507a4ef223082a1aa326cca5f9f35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd7837e502455ee887e50d879c35f61d45507a4ef223082a1aa326cca5f9f35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd7837e502455ee887e50d879c35f61d45507a4ef223082a1aa326cca5f9f35c", kill_on_drop: false }`
[INFO] [stdout] cd7837e502455ee887e50d879c35f61d45507a4ef223082a1aa326cca5f9f35c
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2e5723137b2b88368d018b262a0a823a1423131b" "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] c045226109653e519956fa23e9f7ecb9431d046a08f17630bacc3c93c45885ba
[INFO] running `Command { std: "docker" "start" "-a" "c045226109653e519956fa23e9f7ecb9431d046a08f17630bacc3c93c45885ba", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking inflate v0.2.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking termcolor v1.0.3
[INFO] [stderr]     Checking route-recognizer v0.1.12
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking png v0.7.0
[INFO] [stderr]     Checking hyper v0.10.13
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]     Checking persistent v0.3.0
[INFO] [stderr]     Checking router v0.5.1
[INFO] [stderr]     Checking logger v0.4.0
[INFO] [stderr]     Checking bodyparser v0.5.0
[INFO] [stderr]     Checking urlencoded v0.5.0
[INFO] [stderr]     Checking mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.01s
[INFO] running `Command { std: "docker" "inspect" "c045226109653e519956fa23e9f7ecb9431d046a08f17630bacc3c93c45885ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c045226109653e519956fa23e9f7ecb9431d046a08f17630bacc3c93c45885ba", kill_on_drop: false }`
[INFO] [stdout] c045226109653e519956fa23e9f7ecb9431d046a08f17630bacc3c93c45885ba