[INFO] cloning repository https://github.com/jbx1/tiles
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jbx1/tiles" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbx1%2Ftiles", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbx1%2Ftiles'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f588190bb721953ce739ec0d0d596b3c82d2a24
[INFO] testing jbx1/tiles against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbx1%2Ftiles" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jbx1/tiles on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jbx1/tiles
[INFO] finished tweaking git repo https://github.com/jbx1/tiles
[INFO] tweaked toml for git repo https://github.com/jbx1/tiles written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jbx1/tiles already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcf5bd92f5fb7328e5bb2355a2b7639eb8e519289a0d287219c74f7367ad3532
[INFO] running `Command { std: "docker" "start" "-a" "dcf5bd92f5fb7328e5bb2355a2b7639eb8e519289a0d287219c74f7367ad3532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcf5bd92f5fb7328e5bb2355a2b7639eb8e519289a0d287219c74f7367ad3532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcf5bd92f5fb7328e5bb2355a2b7639eb8e519289a0d287219c74f7367ad3532", kill_on_drop: false }`
[INFO] [stdout] dcf5bd92f5fb7328e5bb2355a2b7639eb8e519289a0d287219c74f7367ad3532
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2faaf3a45c8a6a021f43068cef17edb7cd50edf00b96ab7ad6de49e36c7b7933
[INFO] running `Command { std: "docker" "start" "-a" "2faaf3a45c8a6a021f43068cef17edb7cd50edf00b96ab7ad6de49e36c7b7933", kill_on_drop: false }`
[INFO] [stderr]    Compiling compare v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling binary-heap-plus v0.2.0
[INFO] [stderr]    Compiling tiles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "2faaf3a45c8a6a021f43068cef17edb7cd50edf00b96ab7ad6de49e36c7b7933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2faaf3a45c8a6a021f43068cef17edb7cd50edf00b96ab7ad6de49e36c7b7933", kill_on_drop: false }`
[INFO] [stdout] 2faaf3a45c8a6a021f43068cef17edb7cd50edf00b96ab7ad6de49e36c7b7933
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73dfefa562ea20ff9213221228c156a62ed996ff1be52d7b0d03f574b9350264
[INFO] running `Command { std: "docker" "start" "-a" "73dfefa562ea20ff9213221228c156a62ed996ff1be52d7b0d03f574b9350264", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiles v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "73dfefa562ea20ff9213221228c156a62ed996ff1be52d7b0d03f574b9350264", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73dfefa562ea20ff9213221228c156a62ed996ff1be52d7b0d03f574b9350264", kill_on_drop: false }`
[INFO] [stdout] 73dfefa562ea20ff9213221228c156a62ed996ff1be52d7b0d03f574b9350264
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dc1855e9a7362452e031eec92f11701ce39a12568e512e9edb02dd8a5b171fdb
[INFO] running `Command { std: "docker" "start" "-a" "dc1855e9a7362452e031eec92f11701ce39a12568e512e9edb02dd8a5b171fdb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tiles-dcc3dfd6b0d4fa47)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test board::tests::test_board_initialisation ... ok
[INFO] [stdout] test board::tests::test_equality ... ok
[INFO] [stdout] test board::tests::test_successor_1 ... ok
[INFO] [stdout] test board::tests::test_swap ... ok
[INFO] [stdout] test search::tests::test_a_star_search ... ok
[INFO] [stdout] test board::tests::test_inequality ... ok
[INFO] [stdout] test board::tests::test_zero_pos ... ok
[INFO] [stdout] test board::tests::test_successor_0 ... ok
[INFO] [stdout] test board::tests::test_successor_4 ... ok
[INFO] [stdout] test board::tests::test_not_goal ... ok
[INFO] [stdout] test board::tests::test_successor_count ... ok
[INFO] [stdout] test board::tests::test_successor_8 ... ok
[INFO] [stdout] test board::tests::test_goal ... ok
[INFO] [stdout] test board::tests::test_successor_6 ... ok
[INFO] [stdout] test search::tests::test_breadth_first_search ... ok
[INFO] [stdout] test board::tests::test_swap_noop ... ok
[INFO] [stdout] test search::tests::test_greedy_best_first_search ... ok
[INFO] [stdout] test tests::test_easy_board ... ok
[INFO] [stdout] test board::tests::test_invalid_board_initialisation ... ok
[INFO] [stdout] test board::tests::test_swap_pos2_out_of_range ... ok
[INFO] [stdout] test board::tests::test_swap_pos1_out_of_range ... ok
[INFO] [stdout] test tests::test_hard_board1 ... ok
[INFO] [stdout] test tests::test_hard_board2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.38s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tiles-0a406d297ce58311)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tiles
[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" "dc1855e9a7362452e031eec92f11701ce39a12568e512e9edb02dd8a5b171fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc1855e9a7362452e031eec92f11701ce39a12568e512e9edb02dd8a5b171fdb", kill_on_drop: false }`
[INFO] [stdout] dc1855e9a7362452e031eec92f11701ce39a12568e512e9edb02dd8a5b171fdb