[INFO] cloning repository https://github.com/ihawn/MazeCruncher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ihawn/MazeCruncher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fihawn%2FMazeCruncher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fihawn%2FMazeCruncher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81e2b4b81b8934ee005b16b64e2755b5931cb697
[INFO] testing ihawn/MazeCruncher against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fihawn%2FMazeCruncher" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ihawn/MazeCruncher on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ihawn/MazeCruncher
[INFO] finished tweaking git repo https://github.com/ihawn/MazeCruncher
[INFO] tweaked toml for git repo https://github.com/ihawn/MazeCruncher written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ihawn/MazeCruncher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unidiff v0.3.3
[INFO] [stderr]   Downloaded minifb v0.19.3
[INFO] [stderr]   Downloaded ux v0.1.3
[INFO] [stderr]   Downloaded nix v0.20.1
[INFO] [stderr]   Downloaded orbclient v0.3.31
[INFO] [stderr]   Downloaded queues v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 236297ac50d1688b40d8d820ba515150f5577abae9d20531b25f464ab09c0c01
[INFO] running `Command { std: "docker" "start" "-a" "236297ac50d1688b40d8d820ba515150f5577abae9d20531b25f464ab09c0c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "236297ac50d1688b40d8d820ba515150f5577abae9d20531b25f464ab09c0c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "236297ac50d1688b40d8d820ba515150f5577abae9d20531b25f464ab09c0c01", kill_on_drop: false }`
[INFO] [stdout] 236297ac50d1688b40d8d820ba515150f5577abae9d20531b25f464ab09c0c01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3a0bfe78007312b817604657e96117a0d7d434a603758f0e22af55dbb5827d2
[INFO] running `Command { std: "docker" "start" "-a" "b3a0bfe78007312b817604657e96117a0d7d434a603758f0e22af55dbb5827d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling regex v1.4.6
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling nix v0.20.1
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling wayland-commons v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling xcursor v0.3.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling minifb v0.19.3
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling gif v0.11.2
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.1
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling wayland-cursor v0.28.6
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling ndarray v0.15.3
[INFO] [stderr]    Compiling ux v0.1.3
[INFO] [stderr]    Compiling queues v1.1.0
[INFO] [stderr]    Compiling xkbcommon-sys v0.7.5
[INFO] [stderr]    Compiling xkb v0.2.1
[INFO] [stderr]    Compiling maze_cruncher v1.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6m 59s
[INFO] running `Command { std: "docker" "inspect" "b3a0bfe78007312b817604657e96117a0d7d434a603758f0e22af55dbb5827d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3a0bfe78007312b817604657e96117a0d7d434a603758f0e22af55dbb5827d2", kill_on_drop: false }`
[INFO] [stdout] b3a0bfe78007312b817604657e96117a0d7d434a603758f0e22af55dbb5827d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2e4d7e42eaeb626c4eeecc4ae00bf066d15e1d71d814f13a1d3633135cbce46
[INFO] running `Command { std: "docker" "start" "-a" "a2e4d7e42eaeb626c4eeecc4ae00bf066d15e1d71d814f13a1d3633135cbce46", kill_on_drop: false }`
[INFO] [stderr]    Compiling maze_cruncher v1.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "a2e4d7e42eaeb626c4eeecc4ae00bf066d15e1d71d814f13a1d3633135cbce46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2e4d7e42eaeb626c4eeecc4ae00bf066d15e1d71d814f13a1d3633135cbce46", kill_on_drop: false }`
[INFO] [stdout] a2e4d7e42eaeb626c4eeecc4ae00bf066d15e1d71d814f13a1d3633135cbce46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4cf190646c19bc5c935ccc066b503f35bee7faca2f97dc6a1eddfafb07ee420f
[INFO] running `Command { std: "docker" "start" "-a" "4cf190646c19bc5c935ccc066b503f35bee7faca2f97dc6a1eddfafb07ee420f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/maze_cruncher-bbb9557f1202ede9)
[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" "4cf190646c19bc5c935ccc066b503f35bee7faca2f97dc6a1eddfafb07ee420f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cf190646c19bc5c935ccc066b503f35bee7faca2f97dc6a1eddfafb07ee420f", kill_on_drop: false }`
[INFO] [stdout] 4cf190646c19bc5c935ccc066b503f35bee7faca2f97dc6a1eddfafb07ee420f