[INFO] cloning repository https://github.com/DiDeoxy/puzzle_15_solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DiDeoxy/puzzle_15_solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiDeoxy%2Fpuzzle_15_solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiDeoxy%2Fpuzzle_15_solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1bd98be591347c1bab045c9268fb7a59664cc73
[INFO] testing DiDeoxy/puzzle_15_solver against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiDeoxy%2Fpuzzle_15_solver" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DiDeoxy/puzzle_15_solver on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DiDeoxy/puzzle_15_solver
[INFO] finished tweaking git repo https://github.com/DiDeoxy/puzzle_15_solver
[INFO] tweaked toml for git repo https://github.com/DiDeoxy/puzzle_15_solver written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/DiDeoxy/puzzle_15_solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded keyed_priority_queue v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0068b73722f65105f6b43e41e1263ae9cf9baf32d0ddd40aa9bb7f3a2df30df
[INFO] running `Command { std: "docker" "start" "-a" "a0068b73722f65105f6b43e41e1263ae9cf9baf32d0ddd40aa9bb7f3a2df30df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0068b73722f65105f6b43e41e1263ae9cf9baf32d0ddd40aa9bb7f3a2df30df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0068b73722f65105f6b43e41e1263ae9cf9baf32d0ddd40aa9bb7f3a2df30df", kill_on_drop: false }`
[INFO] [stdout] a0068b73722f65105f6b43e41e1263ae9cf9baf32d0ddd40aa9bb7f3a2df30df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf6d9c47cbada9b5e7e3c2d3415179ba86bb2e11ae08de5c958a25cc7b7bfb47
[INFO] running `Command { std: "docker" "start" "-a" "cf6d9c47cbada9b5e7e3c2d3415179ba86bb2e11ae08de5c958a25cc7b7bfb47", kill_on_drop: false }`
[INFO] [stderr]    Compiling keyed_priority_queue v0.1.3
[INFO] [stderr]    Compiling puzzle_15_solver_v2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "cf6d9c47cbada9b5e7e3c2d3415179ba86bb2e11ae08de5c958a25cc7b7bfb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf6d9c47cbada9b5e7e3c2d3415179ba86bb2e11ae08de5c958a25cc7b7bfb47", kill_on_drop: false }`
[INFO] [stdout] cf6d9c47cbada9b5e7e3c2d3415179ba86bb2e11ae08de5c958a25cc7b7bfb47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52f74fe9f9acfcca8e926231100c7ee6ca04a81ff5dbc2d8ae395125ddc0ac47
[INFO] running `Command { std: "docker" "start" "-a" "52f74fe9f9acfcca8e926231100c7ee6ca04a81ff5dbc2d8ae395125ddc0ac47", kill_on_drop: false }`
[INFO] [stderr]    Compiling puzzle_15_solver_v2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "52f74fe9f9acfcca8e926231100c7ee6ca04a81ff5dbc2d8ae395125ddc0ac47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f74fe9f9acfcca8e926231100c7ee6ca04a81ff5dbc2d8ae395125ddc0ac47", kill_on_drop: false }`
[INFO] [stdout] 52f74fe9f9acfcca8e926231100c7ee6ca04a81ff5dbc2d8ae395125ddc0ac47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8ced501dcff671b06ae6e55d504c634f94cffbc38910d4c767efb117d6144eb1
[INFO] running `Command { std: "docker" "start" "-a" "8ced501dcff671b06ae6e55d504c634f94cffbc38910d4c767efb117d6144eb1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/puzzle_15_solver_v2-bfe47506d953a380)
[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" "8ced501dcff671b06ae6e55d504c634f94cffbc38910d4c767efb117d6144eb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ced501dcff671b06ae6e55d504c634f94cffbc38910d4c767efb117d6144eb1", kill_on_drop: false }`
[INFO] [stdout] 8ced501dcff671b06ae6e55d504c634f94cffbc38910d4c767efb117d6144eb1