[INFO] fetching crate words-game 0.1.0...
[INFO] testing words-game-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate words-game 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate words-game 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate words-game 0.1.0
[INFO] finished tweaking crates.io crate words-game 0.1.0
[INFO] tweaked toml for crates.io crate words-game 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] fd709c9beebcb3f63da8b18fba1631856df5d12e58e99d7915f9ef164ddfd588
[INFO] running `Command { std: "docker" "start" "-a" "fd709c9beebcb3f63da8b18fba1631856df5d12e58e99d7915f9ef164ddfd588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd709c9beebcb3f63da8b18fba1631856df5d12e58e99d7915f9ef164ddfd588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd709c9beebcb3f63da8b18fba1631856df5d12e58e99d7915f9ef164ddfd588", kill_on_drop: false }`
[INFO] [stdout] fd709c9beebcb3f63da8b18fba1631856df5d12e58e99d7915f9ef164ddfd588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc5a18700767816bec296f5d60f55df14e0d5d97bc58fc7573e815075489f2ed
[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" "dc5a18700767816bec296f5d60f55df14e0d5d97bc58fc7573e815075489f2ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling words-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.46s
[INFO] running `Command { std: "docker" "inspect" "dc5a18700767816bec296f5d60f55df14e0d5d97bc58fc7573e815075489f2ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc5a18700767816bec296f5d60f55df14e0d5d97bc58fc7573e815075489f2ed", kill_on_drop: false }`
[INFO] [stdout] dc5a18700767816bec296f5d60f55df14e0d5d97bc58fc7573e815075489f2ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c82c74266dcba111a3402b655459c15f1d8fb0d28521a43b2b34fe13e25c5457
[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" "c82c74266dcba111a3402b655459c15f1d8fb0d28521a43b2b34fe13e25c5457", kill_on_drop: false }`
[INFO] [stderr]    Compiling words-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.55s
[INFO] running `Command { std: "docker" "inspect" "c82c74266dcba111a3402b655459c15f1d8fb0d28521a43b2b34fe13e25c5457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c82c74266dcba111a3402b655459c15f1d8fb0d28521a43b2b34fe13e25c5457", kill_on_drop: false }`
[INFO] [stdout] c82c74266dcba111a3402b655459c15f1d8fb0d28521a43b2b34fe13e25c5457
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 26bcdbf3ee145f913b9a4103ef99a90269e3066d0669164267f5defc4ff04460
[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" "26bcdbf3ee145f913b9a4103ef99a90269e3066d0669164267f5defc4ff04460", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/words_game-f224274873ec55f7
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test models::board::tests::apply_to_board ... ok
[INFO] [stdout] test models::board::tests::set_and_get_tiles ... ok
[INFO] [stdout] test models::board::tests::get_overlay_at ... ok
[INFO] [stdout] test models::board::tests::at_no_tile_test ... ok
[INFO] [stdout] test models::board::tests::full_overlay_test ... ok
[INFO] [stdout] test models::game::tests::serialization ... ok
[INFO] [stdout] test models::game::tests::board_size ... ok
[INFO] [stdout] test models::direction::tests::strip_contains_vertical_negative ... ok
[INFO] [stdout] test models::direction::tests::strip_contains_horizontal ... ok
[INFO] [stdout] test models::board::tests::pieces_for_place_err ... ok
[INFO] [stdout] test models::game::tests::player_count ... ok
[INFO] [stdout] test models::player::tests::hand_size ... ok
[INFO] [stdout] test models::game::tests::tile_bag_different ... ok
[INFO] [stdout] test models::board::tests::pieces_for_place ... ok
[INFO] [stdout] test constants::tests::dictionary_no_word ... ok
[INFO] [stdout] test constants::tests::dictionary_has_word ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.90s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/common-18cd50d8863b73b0
[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] [stderr]      Running /opt/rustwide/target/debug/deps/integration_test-f5884b1c9bc36b65
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test no_cover_starting ... ok
[INFO] [stdout] test full_game_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.86s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests words-game
[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" "26bcdbf3ee145f913b9a4103ef99a90269e3066d0669164267f5defc4ff04460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26bcdbf3ee145f913b9a4103ef99a90269e3066d0669164267f5defc4ff04460", kill_on_drop: false }`
[INFO] [stdout] 26bcdbf3ee145f913b9a4103ef99a90269e3066d0669164267f5defc4ff04460