[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] building ihawn/MazeCruncher against master#461e8078010433ff7de2db2aaae8a3cfb0847215 for pr-94962
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fihawn%2FMazeCruncher" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ihawn/MazeCruncher on toolchain 461e8078010433ff7de2db2aaae8a3cfb0847215
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "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-15/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: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.8.4
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.76
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.76
[INFO] [stderr]   Downloaded nix v0.20.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.76
[INFO] [stderr]   Downloaded js-sys v0.3.53
[INFO] [stderr]   Downloaded web-sys v0.3.53
[INFO] [stderr]   Downloaded gif v0.11.2
[INFO] [stderr]   Downloaded ux v0.1.3
[INFO] [stderr]   Downloaded syn v1.0.75
[INFO] [stderr]   Downloaded sdl2 v0.34.5
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.76
[INFO] [stderr]   Downloaded sdl2-sys v0.34.5
[INFO] [stderr]   Downloaded tiff v0.6.1
[INFO] [stderr]   Downloaded libc v0.2.100
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.76
[INFO] [stderr]   Downloaded queues v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87354ccc7a7e157a59b45abd9cded56ab896d28bfdbbec84afc66033b262bebe
[INFO] running `Command { std: "docker" "start" "-a" "87354ccc7a7e157a59b45abd9cded56ab896d28bfdbbec84afc66033b262bebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87354ccc7a7e157a59b45abd9cded56ab896d28bfdbbec84afc66033b262bebe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87354ccc7a7e157a59b45abd9cded56ab896d28bfdbbec84afc66033b262bebe", kill_on_drop: false }`
[INFO] [stdout] 87354ccc7a7e157a59b45abd9cded56ab896d28bfdbbec84afc66033b262bebe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4411ec289521006cbcf7701b40b8790755f58780922b5d2cdb1fe68fc9b541a
[INFO] running `Command { std: "docker" "start" "-a" "b4411ec289521006cbcf7701b40b8790755f58780922b5d2cdb1fe68fc9b541a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling queues v1.1.0
[INFO] [stderr]    Compiling ux v0.1.3
[INFO] [stderr]    Compiling libloading v0.7.0
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[INFO] [stderr]    Compiling nom v5.1.2
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[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]    Compiling minifb v0.19.3
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling xcursor v0.3.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling nix v0.20.1
[INFO] [stderr]    Compiling regex v1.4.6
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling ndarray v0.15.3
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]    Compiling wayland-commons v0.28.6
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling wayland-cursor v0.28.6
[INFO] [stderr]    Compiling image v0.23.14
[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 27.60s
[INFO] running `Command { std: "docker" "inspect" "b4411ec289521006cbcf7701b40b8790755f58780922b5d2cdb1fe68fc9b541a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4411ec289521006cbcf7701b40b8790755f58780922b5d2cdb1fe68fc9b541a", kill_on_drop: false }`
[INFO] [stdout] b4411ec289521006cbcf7701b40b8790755f58780922b5d2cdb1fe68fc9b541a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0548d2e23e796859fc038032465fe1d561d0ff65e7990a450845e884e5ba7bf
[INFO] running `Command { std: "docker" "start" "-a" "d0548d2e23e796859fc038032465fe1d561d0ff65e7990a450845e884e5ba7bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling maze_cruncher v1.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/maze_cruncher-bbb9557f1202ede9)
[INFO] running `Command { std: "docker" "inspect" "d0548d2e23e796859fc038032465fe1d561d0ff65e7990a450845e884e5ba7bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0548d2e23e796859fc038032465fe1d561d0ff65e7990a450845e884e5ba7bf", kill_on_drop: false }`
[INFO] [stdout] d0548d2e23e796859fc038032465fe1d561d0ff65e7990a450845e884e5ba7bf