[INFO] cloning repository https://github.com/ckauhaus/mandelbrot-py
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ckauhaus/mandelbrot-py" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckauhaus%2Fmandelbrot-py", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckauhaus%2Fmandelbrot-py'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e1573d3a9d0a5941554cca318031f1b3c293838
[INFO] testing ckauhaus/mandelbrot-py against 1.55.0 for beta-1.56-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckauhaus%2Fmandelbrot-py" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ckauhaus/mandelbrot-py on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ckauhaus/mandelbrot-py
[INFO] finished tweaking git repo https://github.com/ckauhaus/mandelbrot-py
[INFO] tweaked toml for git repo https://github.com/ckauhaus/mandelbrot-py written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/ckauhaus/mandelbrot-py already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3cls v0.11.1
[INFO] [stderr]   Downloaded png v0.16.6
[INFO] [stderr]   Downloaded unindent v0.1.6
[INFO] [stderr]   Downloaded pyo3-derive-backend v0.11.1
[INFO] [stderr]   Downloaded inventory v0.1.7
[INFO] [stderr]   Downloaded inventory-impl v0.1.7
[INFO] [stderr]   Downloaded pyo3 v0.11.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90f3633681812ea62a6096af8d40179b9954a6dbf3391357f77f8f8e2c11971e
[INFO] running `Command { std: "docker" "start" "-a" "90f3633681812ea62a6096af8d40179b9954a6dbf3391357f77f8f8e2c11971e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90f3633681812ea62a6096af8d40179b9954a6dbf3391357f77f8f8e2c11971e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90f3633681812ea62a6096af8d40179b9954a6dbf3391357f77f8f8e2c11971e", kill_on_drop: false }`
[INFO] [stdout] 90f3633681812ea62a6096af8d40179b9954a6dbf3391357f77f8f8e2c11971e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a3d5980887acb79bddc2591f39e4035aad6cbdd7e6bf9f602b4cf33efb5c4e9
[INFO] running `Command { std: "docker" "start" "-a" "1a3d5980887acb79bddc2591f39e4035aad6cbdd7e6bf9f602b4cf33efb5c4e9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling adler32 v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bytemuck v1.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling num-complex v0.3.0
[INFO] [stderr]    Compiling png v0.16.6
[INFO] [stderr]    Compiling gumdrop_derive v0.8.0
[INFO] [stderr]    Compiling num v0.3.0
[INFO] [stderr]    Compiling image v0.23.6
[INFO] [stderr]    Compiling gumdrop v0.8.0
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `Command { std: "docker" "inspect" "1a3d5980887acb79bddc2591f39e4035aad6cbdd7e6bf9f602b4cf33efb5c4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a3d5980887acb79bddc2591f39e4035aad6cbdd7e6bf9f602b4cf33efb5c4e9", kill_on_drop: false }`
[INFO] [stdout] 1a3d5980887acb79bddc2591f39e4035aad6cbdd7e6bf9f602b4cf33efb5c4e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f60d5692c2d8d172b038d1dd14b4e26a96160f73529fc251768ddf89949c045
[INFO] running `Command { std: "docker" "start" "-a" "1f60d5692c2d8d172b038d1dd14b4e26a96160f73529fc251768ddf89949c045", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.58s
[INFO] running `Command { std: "docker" "inspect" "1f60d5692c2d8d172b038d1dd14b4e26a96160f73529fc251768ddf89949c045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f60d5692c2d8d172b038d1dd14b4e26a96160f73529fc251768ddf89949c045", kill_on_drop: false }`
[INFO] [stdout] 1f60d5692c2d8d172b038d1dd14b4e26a96160f73529fc251768ddf89949c045
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 095977fc259a8de6da314e25ce87520256eac23f38f62c184f1bb99807ccca69
[INFO] running `Command { std: "docker" "start" "-a" "095977fc259a8de6da314e25ce87520256eac23f38f62c184f1bb99807ccca69", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mandelbrot-8ae4a2880d20216a)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mandelbrot-0ce56dae797e5f5a)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test mandelbrot::test_px2complex ... ok
[INFO] [stdout] test mandelbrot::test_should_escape ... ok
[INFO] [stdout] test mandelbrot::test_should_not_escape ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "095977fc259a8de6da314e25ce87520256eac23f38f62c184f1bb99807ccca69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "095977fc259a8de6da314e25ce87520256eac23f38f62c184f1bb99807ccca69", kill_on_drop: false }`
[INFO] [stdout] 095977fc259a8de6da314e25ce87520256eac23f38f62c184f1bb99807ccca69