[INFO] cloning repository https://github.com/lmwnshn/tutorial-mandelbrot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lmwnshn/tutorial-mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmwnshn%2Ftutorial-mandelbrot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmwnshn%2Ftutorial-mandelbrot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] facc58e7559e8ce891776d8ef44347ee298e35fb
[INFO] testing lmwnshn/tutorial-mandelbrot against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmwnshn%2Ftutorial-mandelbrot" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lmwnshn/tutorial-mandelbrot on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lmwnshn/tutorial-mandelbrot
[INFO] finished tweaking git repo https://github.com/lmwnshn/tutorial-mandelbrot
[INFO] tweaked toml for git repo https://github.com/lmwnshn/tutorial-mandelbrot written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/lmwnshn/tutorial-mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-bigint v0.1.41
[INFO] [stderr]   Downloaded image v0.13.0
[INFO] [stderr]   Downloaded inflate v0.2.0
[INFO] [stderr]   Downloaded num-complex v0.1.41
[INFO] [stderr]   Downloaded png v0.7.0
[INFO] [stderr]   Downloaded rand v0.3.19
[INFO] [stderr]   Downloaded num-traits v0.1.41
[INFO] [stderr]   Downloaded libc v0.2.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", 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] 6d010a19f450800ef953fde63c960d57ba65f7677b1f192fc92dea1182814f7c
[INFO] running `Command { std: "docker" "start" "-a" "6d010a19f450800ef953fde63c960d57ba65f7677b1f192fc92dea1182814f7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d010a19f450800ef953fde63c960d57ba65f7677b1f192fc92dea1182814f7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d010a19f450800ef953fde63c960d57ba65f7677b1f192fc92dea1182814f7c", kill_on_drop: false }`
[INFO] [stdout] 6d010a19f450800ef953fde63c960d57ba65f7677b1f192fc92dea1182814f7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb89343dc9306adc65f465becb295805e8a5a0c575633a85dce63c6220f4e2a6
[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" "bb89343dc9306adc65f465becb295805e8a5a0c575633a85dce63c6220f4e2a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling libc v0.2.35
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling color_quant v1.0.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.8
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling deflate v0.7.17
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling num-complex v0.1.41
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling rand v0.3.19
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling png v0.7.0
[INFO] [stderr]    Compiling num-bigint v0.1.41
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling num-rational v0.1.40
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling image v0.13.0
[INFO] [stderr]    Compiling tutorial-mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.93s
[INFO] running `Command { std: "docker" "inspect" "bb89343dc9306adc65f465becb295805e8a5a0c575633a85dce63c6220f4e2a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb89343dc9306adc65f465becb295805e8a5a0c575633a85dce63c6220f4e2a6", kill_on_drop: false }`
[INFO] [stdout] bb89343dc9306adc65f465becb295805e8a5a0c575633a85dce63c6220f4e2a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66da3c5aef7f18e8432d41b1e5b5787f89f0afba4155547d46856a3a11efa94b
[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" "66da3c5aef7f18e8432d41b1e5b5787f89f0afba4155547d46856a3a11efa94b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tutorial-mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "66da3c5aef7f18e8432d41b1e5b5787f89f0afba4155547d46856a3a11efa94b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66da3c5aef7f18e8432d41b1e5b5787f89f0afba4155547d46856a3a11efa94b", kill_on_drop: false }`
[INFO] [stdout] 66da3c5aef7f18e8432d41b1e5b5787f89f0afba4155547d46856a3a11efa94b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0de48b48cdb976d8fe38479872111ab962d9d00d9a319e4d07a117cca08bd35c
[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" "0de48b48cdb976d8fe38479872111ab962d9d00d9a319e4d07a117cca08bd35c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tutorial_mandelbrot-7cdaca28564f094d)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_parse_complex ... ok
[INFO] [stdout] test test_pixel_to_point ... ok
[INFO] [stdout] test test_parse_pair ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0de48b48cdb976d8fe38479872111ab962d9d00d9a319e4d07a117cca08bd35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de48b48cdb976d8fe38479872111ab962d9d00d9a319e4d07a117cca08bd35c", kill_on_drop: false }`
[INFO] [stdout] 0de48b48cdb976d8fe38479872111ab962d9d00d9a319e4d07a117cca08bd35c