[INFO] cloning repository https://github.com/LFalch/mazes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LFalch/mazes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLFalch%2Fmazes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLFalch%2Fmazes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4e83084f645d2582929d8a818df0c4d06923bb7
[INFO] testing LFalch/mazes against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLFalch%2Fmazes" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LFalch/mazes on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LFalch/mazes
[INFO] finished tweaking git repo https://github.com/LFalch/mazes
[INFO] tweaked toml for git repo https://github.com/LFalch/mazes written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/LFalch/mazes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b918de123dd82e117be061b517f5db2be87086ee2a3867566f787be3931d26f
[INFO] running `Command { std: "docker" "start" "-a" "3b918de123dd82e117be061b517f5db2be87086ee2a3867566f787be3931d26f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b918de123dd82e117be061b517f5db2be87086ee2a3867566f787be3931d26f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b918de123dd82e117be061b517f5db2be87086ee2a3867566f787be3931d26f", kill_on_drop: false }`
[INFO] [stdout] 3b918de123dd82e117be061b517f5db2be87086ee2a3867566f787be3931d26f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f52b17ce1df4e970fd1820a6c7c007b3d7f0f78e066eaaf9a8db8b139596496
[INFO] running `Command { std: "docker" "start" "-a" "6f52b17ce1df4e970fd1820a6c7c007b3d7f0f78e066eaaf9a8db8b139596496", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.29
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling scopeguard v0.3.2
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling futures v0.1.14
[INFO] [stderr]    Compiling adler32 v1.0.1
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling inflate v0.2.0
[INFO] [stderr]    Compiling color_quant v1.0.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.7
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling deflate v0.7.15
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num-rational v0.1.39
[INFO] [stderr]    Compiling png v0.9.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling image v0.15.0
[INFO] [stderr]    Compiling mazes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.52s
[INFO] running `Command { std: "docker" "inspect" "6f52b17ce1df4e970fd1820a6c7c007b3d7f0f78e066eaaf9a8db8b139596496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f52b17ce1df4e970fd1820a6c7c007b3d7f0f78e066eaaf9a8db8b139596496", kill_on_drop: false }`
[INFO] [stdout] 6f52b17ce1df4e970fd1820a6c7c007b3d7f0f78e066eaaf9a8db8b139596496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9952d92aa3f60b1dd97f5a2c34c1632c03d43680236f458fd9f9b84ecb89f36
[INFO] running `Command { std: "docker" "start" "-a" "f9952d92aa3f60b1dd97f5a2c34c1632c03d43680236f458fd9f9b84ecb89f36", kill_on_drop: false }`
[INFO] [stderr]    Compiling mazes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "f9952d92aa3f60b1dd97f5a2c34c1632c03d43680236f458fd9f9b84ecb89f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9952d92aa3f60b1dd97f5a2c34c1632c03d43680236f458fd9f9b84ecb89f36", kill_on_drop: false }`
[INFO] [stdout] f9952d92aa3f60b1dd97f5a2c34c1632c03d43680236f458fd9f9b84ecb89f36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 71cc13938778d8a4ed76368bfeac4dd33d9f450bcb9f5569e53919b43bba4ad4
[INFO] running `Command { std: "docker" "start" "-a" "71cc13938778d8a4ed76368bfeac4dd33d9f450bcb9f5569e53919b43bba4ad4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mazes-87323c695526a24a)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mazes-cf4d74b4c1f14b46)
[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]    Doc-tests mazes
[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] [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" "71cc13938778d8a4ed76368bfeac4dd33d9f450bcb9f5569e53919b43bba4ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71cc13938778d8a4ed76368bfeac4dd33d9f450bcb9f5569e53919b43bba4ad4", kill_on_drop: false }`
[INFO] [stdout] 71cc13938778d8a4ed76368bfeac4dd33d9f450bcb9f5569e53919b43bba4ad4