[INFO] updating cached repository https://github.com/hellertime/opr-mandelbrot-server
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7177af0cf9db0c1f6aca7d75dc74a22f0a624c71
[INFO] checking hellertime/opr-mandelbrot-server against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhellertime%2Fopr-mandelbrot-server" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hellertime/opr-mandelbrot-server on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-10/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 `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "/opt/rustwide/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3f02b0b723b8de881bb0916c21f5b41ed641aee2a72378e852cf76fe2b163548
[INFO] running `"docker" "start" "-a" "3f02b0b723b8de881bb0916c21f5b41ed641aee2a72378e852cf76fe2b163548"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking route-recognizer v0.1.12
[INFO] [stderr]     Checking termcolor v1.0.3
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking regex v1.0.5
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking num-iter v0.1.37
[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 env_logger v0.5.13
[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 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 24.40s
[INFO] running `"docker" "inspect" "3f02b0b723b8de881bb0916c21f5b41ed641aee2a72378e852cf76fe2b163548"`
[INFO] running `"docker" "rm" "-f" "3f02b0b723b8de881bb0916c21f5b41ed641aee2a72378e852cf76fe2b163548"`
[INFO] [stdout] 3f02b0b723b8de881bb0916c21f5b41ed641aee2a72378e852cf76fe2b163548