[INFO] updating cached repository https://github.com/sautax/mandelbrot-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 065ca1030a34e50f748dc0c6a035f3657b710771 [INFO] checking sautax/mandelbrot-rust against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsautax%2Fmandelbrot-rust" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sautax/mandelbrot-rust on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sautax/mandelbrot-rust [INFO] finished tweaking git repo https://github.com/sautax/mandelbrot-rust [INFO] tweaked toml for git repo https://github.com/sautax/mandelbrot-rust written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/sautax/mandelbrot-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 42502efcdefcbeaa6cadcfc1bd6f3cd1bbb813012d30847c817d4e812941d386 [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" "42502efcdefcbeaa6cadcfc1bd6f3cd1bbb813012d30847c817d4e812941d386", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "42502efcdefcbeaa6cadcfc1bd6f3cd1bbb813012d30847c817d4e812941d386", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42502efcdefcbeaa6cadcfc1bd6f3cd1bbb813012d30847c817d4e812941d386", kill_on_drop: false }` [INFO] [stdout] 42502efcdefcbeaa6cadcfc1bd6f3cd1bbb813012d30847c817d4e812941d386 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3952176c44859148902f7a81d75e79527d126345ed9ecc1dbe86db76aef5751f [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" "3952176c44859148902f7a81d75e79527d126345ed9ecc1dbe86db76aef5751f", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking inflate v0.4.3 [INFO] [stderr] Checking arrayvec v0.4.8 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking gif v0.10.1 [INFO] [stderr] Checking deflate v0.7.19 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking num-rational v0.2.1 [INFO] [stderr] Checking png v0.12.0 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Compiling num-derive v0.2.3 [INFO] [stderr] Checking tiff v0.2.1 [INFO] [stderr] Checking image v0.20.1 [INFO] [stderr] Checking fractals v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 28.60s [INFO] running `Command { std: "docker" "inspect" "3952176c44859148902f7a81d75e79527d126345ed9ecc1dbe86db76aef5751f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3952176c44859148902f7a81d75e79527d126345ed9ecc1dbe86db76aef5751f", kill_on_drop: false }` [INFO] [stdout] 3952176c44859148902f7a81d75e79527d126345ed9ecc1dbe86db76aef5751f