[INFO] cloning repository https://github.com/HazyAlex/maze_solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HazyAlex/maze_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHazyAlex%2Fmaze_solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHazyAlex%2Fmaze_solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 700beebbd06bbc89331b23c468c07783b54a0cf4
[INFO] testing HazyAlex/maze_solver against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHazyAlex%2Fmaze_solver" "/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/HazyAlex/maze_solver on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HazyAlex/maze_solver
[INFO] finished tweaking git repo https://github.com/HazyAlex/maze_solver
[INFO] tweaked toml for git repo https://github.com/HazyAlex/maze_solver written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/HazyAlex/maze_solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded image v0.22.1
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9173ce23c782362b72078f8b31e9e3165f309edbdc9b128722f2b42a87bdc246
[INFO] running `Command { std: "docker" "start" "-a" "9173ce23c782362b72078f8b31e9e3165f309edbdc9b128722f2b42a87bdc246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9173ce23c782362b72078f8b31e9e3165f309edbdc9b128722f2b42a87bdc246", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9173ce23c782362b72078f8b31e9e3165f309edbdc9b128722f2b42a87bdc246", kill_on_drop: false }`
[INFO] [stdout] 9173ce23c782362b72078f8b31e9e3165f309edbdc9b128722f2b42a87bdc246
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e654e8e8c971d2fecd53fa7c5cc18b0853e4df9d1fdbceedc28a7ca889ca34e9
[INFO] running `Command { std: "docker" "start" "-a" "e654e8e8c971d2fecd53fa7c5cc18b0853e4df9d1fdbceedc28a7ca889ca34e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling gif v0.10.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling png v0.15.0
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling tiff v0.3.1
[INFO] [stderr]    Compiling image v0.22.1
[INFO] [stderr]    Compiling maze_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.82s
[INFO] running `Command { std: "docker" "inspect" "e654e8e8c971d2fecd53fa7c5cc18b0853e4df9d1fdbceedc28a7ca889ca34e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e654e8e8c971d2fecd53fa7c5cc18b0853e4df9d1fdbceedc28a7ca889ca34e9", kill_on_drop: false }`
[INFO] [stdout] e654e8e8c971d2fecd53fa7c5cc18b0853e4df9d1fdbceedc28a7ca889ca34e9
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ce5c670fad475391caa83f1f37a681fd922cc8056c8e5c7801c706e67f99fde
[INFO] running `Command { std: "docker" "start" "-a" "8ce5c670fad475391caa83f1f37a681fd922cc8056c8e5c7801c706e67f99fde", kill_on_drop: false }`
[INFO] [stderr]    Compiling maze_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "8ce5c670fad475391caa83f1f37a681fd922cc8056c8e5c7801c706e67f99fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce5c670fad475391caa83f1f37a681fd922cc8056c8e5c7801c706e67f99fde", kill_on_drop: false }`
[INFO] [stdout] 8ce5c670fad475391caa83f1f37a681fd922cc8056c8e5c7801c706e67f99fde
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8bcad8a55585a8d2aee3da69aaf8c0bad358a07511710eae9fda300f8bdc6c05
[INFO] running `Command { std: "docker" "start" "-a" "8bcad8a55585a8d2aee3da69aaf8c0bad358a07511710eae9fda300f8bdc6c05", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/maze_solver-b09ea7bb48503260)
[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/maze_solver-a712d3808f5e46e8)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests maze_solver
[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" "8bcad8a55585a8d2aee3da69aaf8c0bad358a07511710eae9fda300f8bdc6c05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bcad8a55585a8d2aee3da69aaf8c0bad358a07511710eae9fda300f8bdc6c05", kill_on_drop: false }`
[INFO] [stdout] 8bcad8a55585a8d2aee3da69aaf8c0bad358a07511710eae9fda300f8bdc6c05