[INFO] fetching crate rust-15-puzzle-cli 0.1.1...
[INFO] testing rust-15-puzzle-cli-0.1.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate rust-15-puzzle-cli 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rust-15-puzzle-cli 0.1.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rust-15-puzzle-cli 0.1.1
[INFO] finished tweaking crates.io crate rust-15-puzzle-cli 0.1.1
[INFO] tweaked toml for crates.io crate rust-15-puzzle-cli 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate rust-15-puzzle-cli 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] 50fce041b17c24b6e0c28f6a67d95ab8b965bfa578dbf47b542fe7b9c128be9c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "50fce041b17c24b6e0c28f6a67d95ab8b965bfa578dbf47b542fe7b9c128be9c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling tui v0.9.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rust-15-puzzle-cli v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.32s
[INFO] running `"docker" "inspect" "50fce041b17c24b6e0c28f6a67d95ab8b965bfa578dbf47b542fe7b9c128be9c"`
[INFO] running `"docker" "rm" "-f" "50fce041b17c24b6e0c28f6a67d95ab8b965bfa578dbf47b542fe7b9c128be9c"`
[INFO] [stdout] 50fce041b17c24b6e0c28f6a67d95ab8b965bfa578dbf47b542fe7b9c128be9c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] d1557864ab9fc85c7781739a47ee3307428abf89603964c7f41582ac946ee9f3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d1557864ab9fc85c7781739a47ee3307428abf89603964c7f41582ac946ee9f3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust-15-puzzle-cli v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `"docker" "inspect" "d1557864ab9fc85c7781739a47ee3307428abf89603964c7f41582ac946ee9f3"`
[INFO] running `"docker" "rm" "-f" "d1557864ab9fc85c7781739a47ee3307428abf89603964c7f41582ac946ee9f3"`
[INFO] [stdout] d1557864ab9fc85c7781739a47ee3307428abf89603964c7f41582ac946ee9f3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ee49dbca11d70d3b5f25e6198813877c702b5a9326456563ba87fca2b8ed8288
[INFO] running `"docker" "start" "-a" "ee49dbca11d70d3b5f25e6198813877c702b5a9326456563ba87fca2b8ed8288"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_15_puzzle_cli-333df6261a36348a
[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 `"docker" "inspect" "ee49dbca11d70d3b5f25e6198813877c702b5a9326456563ba87fca2b8ed8288"`
[INFO] running `"docker" "rm" "-f" "ee49dbca11d70d3b5f25e6198813877c702b5a9326456563ba87fca2b8ed8288"`
[INFO] [stdout] ee49dbca11d70d3b5f25e6198813877c702b5a9326456563ba87fca2b8ed8288