[INFO] cloning repository https://github.com/dmitmel/sort-visualization
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmitmel/sort-visualization" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitmel%2Fsort-visualization", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitmel%2Fsort-visualization'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 895cedf116d57b1d9494297e1d56383c2370b57d
[INFO] testing dmitmel/sort-visualization against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitmel%2Fsort-visualization" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmitmel/sort-visualization 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/dmitmel/sort-visualization
[INFO] finished tweaking git repo https://github.com/dmitmel/sort-visualization
[INFO] tweaked toml for git repo https://github.com/dmitmel/sort-visualization written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/dmitmel/sort-visualization 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 2f5611c4b36db54416d5daed38ffcf3d133caada49466a46e6f9145d5a504251
[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" "2f5611c4b36db54416d5daed38ffcf3d133caada49466a46e6f9145d5a504251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f5611c4b36db54416d5daed38ffcf3d133caada49466a46e6f9145d5a504251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f5611c4b36db54416d5daed38ffcf3d133caada49466a46e6f9145d5a504251", kill_on_drop: false }`
[INFO] [stdout] 2f5611c4b36db54416d5daed38ffcf3d133caada49466a46e6f9145d5a504251
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 65a29b0a522e137bc4a378c2dce89c8cc542e205fff5f47e94849a2fbe39eb18
[INFO] running `Command { std: "docker" "start" "-a" "65a29b0a522e137bc4a378c2dce89c8cc542e205fff5f47e94849a2fbe39eb18", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling piston2d-graphics v0.28.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.18
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.57.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling pistoncore-input v0.23.0
[INFO] [stderr]    Compiling pistoncore-window v0.34.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.39.0
[INFO] [stderr]    Compiling pistoncore-sdl2_window v0.52.0
[INFO] [stderr]    Compiling piston v0.39.0
[INFO] [stderr]    Compiling sorting-visualization v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.80s
[INFO] running `Command { std: "docker" "inspect" "65a29b0a522e137bc4a378c2dce89c8cc542e205fff5f47e94849a2fbe39eb18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65a29b0a522e137bc4a378c2dce89c8cc542e205fff5f47e94849a2fbe39eb18", kill_on_drop: false }`
[INFO] [stdout] 65a29b0a522e137bc4a378c2dce89c8cc542e205fff5f47e94849a2fbe39eb18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9c5839c7737113dbbc4284ae12c232f3375ce3752f3467e644285d83bf6b64a9
[INFO] running `Command { std: "docker" "start" "-a" "9c5839c7737113dbbc4284ae12c232f3375ce3752f3467e644285d83bf6b64a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling sorting-visualization v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "9c5839c7737113dbbc4284ae12c232f3375ce3752f3467e644285d83bf6b64a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5839c7737113dbbc4284ae12c232f3375ce3752f3467e644285d83bf6b64a9", kill_on_drop: false }`
[INFO] [stdout] 9c5839c7737113dbbc4284ae12c232f3375ce3752f3467e644285d83bf6b64a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d60a891fa4d5e57c7d5db807b1671b06fa75c8db447d20d21912b4056d574017
[INFO] running `Command { std: "docker" "start" "-a" "d60a891fa4d5e57c7d5db807b1671b06fa75c8db447d20d21912b4056d574017", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sorting_visualization-0516f2e552746e72)
[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] running `Command { std: "docker" "inspect" "d60a891fa4d5e57c7d5db807b1671b06fa75c8db447d20d21912b4056d574017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d60a891fa4d5e57c7d5db807b1671b06fa75c8db447d20d21912b4056d574017", kill_on_drop: false }`
[INFO] [stdout] d60a891fa4d5e57c7d5db807b1671b06fa75c8db447d20d21912b4056d574017