[INFO] cloning repository https://github.com/jgrosso/mandelbrot-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jgrosso/mandelbrot-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgrosso%2Fmandelbrot-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgrosso%2Fmandelbrot-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c10f4a3fb0b83e10b4c619c54b086a79b367985d
[INFO] testing jgrosso/mandelbrot-rs against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgrosso%2Fmandelbrot-rs" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jgrosso/mandelbrot-rs on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jgrosso/mandelbrot-rs
[INFO] finished tweaking git repo https://github.com/jgrosso/mandelbrot-rs
[INFO] tweaked toml for git repo https://github.com/jgrosso/mandelbrot-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jgrosso/mandelbrot-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5db4e04313d669d7ae722fb2af3be16a7796e122de821e468f40ccee3f967cce
[INFO] running `"docker" "start" "-a" "5db4e04313d669d7ae722fb2af3be16a7796e122de821e468f40ccee3f967cce"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling lazy_static v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling inflate v0.4.2
[INFO] [stderr]    Compiling gif v0.10.0
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling mandelbrot-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.73s
[INFO] running `"docker" "inspect" "5db4e04313d669d7ae722fb2af3be16a7796e122de821e468f40ccee3f967cce"`
[INFO] running `"docker" "rm" "-f" "5db4e04313d669d7ae722fb2af3be16a7796e122de821e468f40ccee3f967cce"`
[INFO] [stdout] 5db4e04313d669d7ae722fb2af3be16a7796e122de821e468f40ccee3f967cce
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9a4d060d5fbdfe66bacc20ed5669d6274d28e47e4b499dbfb9ec783ef5e727a3
[INFO] running `"docker" "start" "-a" "9a4d060d5fbdfe66bacc20ed5669d6274d28e47e4b499dbfb9ec783ef5e727a3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling mandelbrot-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "9a4d060d5fbdfe66bacc20ed5669d6274d28e47e4b499dbfb9ec783ef5e727a3"`
[INFO] running `"docker" "rm" "-f" "9a4d060d5fbdfe66bacc20ed5669d6274d28e47e4b499dbfb9ec783ef5e727a3"`
[INFO] [stdout] 9a4d060d5fbdfe66bacc20ed5669d6274d28e47e4b499dbfb9ec783ef5e727a3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 75cd0ca1abfb71037c37c6dfb28c76b6246a6bde89de4ed946e972a8667d4166
[INFO] running `"docker" "start" "-a" "75cd0ca1abfb71037c37c6dfb28c76b6246a6bde89de4ed946e972a8667d4166"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mandelbrot_rs-b4ca27afdbeed943
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "75cd0ca1abfb71037c37c6dfb28c76b6246a6bde89de4ed946e972a8667d4166"`
[INFO] running `"docker" "rm" "-f" "75cd0ca1abfb71037c37c6dfb28c76b6246a6bde89de4ed946e972a8667d4166"`
[INFO] [stdout] 75cd0ca1abfb71037c37c6dfb28c76b6246a6bde89de4ed946e972a8667d4166