[INFO] crate rust-15-puzzle-cli 0.2.0 is already in cache
[INFO] testing rust-15-puzzle-cli-0.2.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate rust-15-puzzle-cli 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rust-15-puzzle-cli 0.2.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-15-puzzle-cli 0.2.0
[INFO] finished tweaking crates.io crate rust-15-puzzle-cli 0.2.0
[INFO] tweaked toml for crates.io crate rust-15-puzzle-cli 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate rust-15-puzzle-cli 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1dd98942e7596092eca18f776b31d35e9fe5b3e2a157172c077702159408cafb
[INFO] running `Command { std: "docker" "start" "-a" "1dd98942e7596092eca18f776b31d35e9fe5b3e2a157172c077702159408cafb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dd98942e7596092eca18f776b31d35e9fe5b3e2a157172c077702159408cafb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd98942e7596092eca18f776b31d35e9fe5b3e2a157172c077702159408cafb", kill_on_drop: false }`
[INFO] [stdout] 1dd98942e7596092eca18f776b31d35e9fe5b3e2a157172c077702159408cafb
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4861824369f690789a67dade2169bc1e25951ee27f598ba95bf43ddcbfb7ff92
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4861824369f690789a67dade2169bc1e25951ee27f598ba95bf43ddcbfb7ff92", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tui v0.9.1
[INFO] [stderr]    Compiling rust-15-puzzle-cli v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.20s
[INFO] running `Command { std: "docker" "inspect" "4861824369f690789a67dade2169bc1e25951ee27f598ba95bf43ddcbfb7ff92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4861824369f690789a67dade2169bc1e25951ee27f598ba95bf43ddcbfb7ff92", kill_on_drop: false }`
[INFO] [stdout] 4861824369f690789a67dade2169bc1e25951ee27f598ba95bf43ddcbfb7ff92
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bb823da2d469372da2a29aa33cd05806718b7b276d24ce9d2fda32198935f4e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9bb823da2d469372da2a29aa33cd05806718b7b276d24ce9d2fda32198935f4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-15-puzzle-cli v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "9bb823da2d469372da2a29aa33cd05806718b7b276d24ce9d2fda32198935f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb823da2d469372da2a29aa33cd05806718b7b276d24ce9d2fda32198935f4e", kill_on_drop: false }`
[INFO] [stdout] 9bb823da2d469372da2a29aa33cd05806718b7b276d24ce9d2fda32198935f4e
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 689af67a09ed7236661f6aee4ed30c1939be862bb1255b50622a36b639046d9f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "689af67a09ed7236661f6aee4ed30c1939be862bb1255b50622a36b639046d9f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_15_puzzle_cli-b306d65666762dca
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test helper::util::tests::count_inversion_should_correct ... ok
[INFO] [stdout] test helper::util::tests::is_solvable_should_correct ... ok
[INFO] [stdout] test helper::util::tests::move_tile_should_generate_correct_arr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "689af67a09ed7236661f6aee4ed30c1939be862bb1255b50622a36b639046d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "689af67a09ed7236661f6aee4ed30c1939be862bb1255b50622a36b639046d9f", kill_on_drop: false }`
[INFO] [stdout] 689af67a09ed7236661f6aee4ed30c1939be862bb1255b50622a36b639046d9f