[INFO] fetching crate minimax-alpha-beta 0.2.0...
[INFO] testing minimax-alpha-beta-0.2.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate minimax-alpha-beta 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate minimax-alpha-beta 0.2.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minimax-alpha-beta 0.2.0
[INFO] finished tweaking crates.io crate minimax-alpha-beta 0.2.0
[INFO] tweaked toml for crates.io crate minimax-alpha-beta 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate minimax-alpha-beta 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.59
[INFO] [stderr]   Downloaded btoi v0.4.2
[INFO] [stderr]   Downloaded shakmaty v0.21.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6beb1b38c6923341af0b31c462b63b2e5b7a4488f82cb3a56bcfaa847efb2f86
[INFO] running `Command { std: "docker" "start" "-a" "6beb1b38c6923341af0b31c462b63b2e5b7a4488f82cb3a56bcfaa847efb2f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6beb1b38c6923341af0b31c462b63b2e5b7a4488f82cb3a56bcfaa847efb2f86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6beb1b38c6923341af0b31c462b63b2e5b7a4488f82cb3a56bcfaa847efb2f86", kill_on_drop: false }`
[INFO] [stdout] 6beb1b38c6923341af0b31c462b63b2e5b7a4488f82cb3a56bcfaa847efb2f86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7756afea4f27d38a1a211f646d911844b02b473c6a1ffafb5a9cfa759c36223c
[INFO] running `Command { std: "docker" "start" "-a" "7756afea4f27d38a1a211f646d911844b02b473c6a1ffafb5a9cfa759c36223c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling anyhow v1.0.59
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling os_str_bytes v6.2.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]    Compiling clap v3.2.16
[INFO] [stderr]    Compiling minimax-alpha-beta v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.70s
[INFO] running `Command { std: "docker" "inspect" "7756afea4f27d38a1a211f646d911844b02b473c6a1ffafb5a9cfa759c36223c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7756afea4f27d38a1a211f646d911844b02b473c6a1ffafb5a9cfa759c36223c", kill_on_drop: false }`
[INFO] [stdout] 7756afea4f27d38a1a211f646d911844b02b473c6a1ffafb5a9cfa759c36223c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55fa6e867c0ac27bbf919db9a9fcc4e4b043ae5ae74b1938851cecf0fec05b72
[INFO] running `Command { std: "docker" "start" "-a" "55fa6e867c0ac27bbf919db9a9fcc4e4b043ae5ae74b1938851cecf0fec05b72", kill_on_drop: false }`
[INFO] [stderr]    Compiling minimax-alpha-beta v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "55fa6e867c0ac27bbf919db9a9fcc4e4b043ae5ae74b1938851cecf0fec05b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55fa6e867c0ac27bbf919db9a9fcc4e4b043ae5ae74b1938851cecf0fec05b72", kill_on_drop: false }`
[INFO] [stdout] 55fa6e867c0ac27bbf919db9a9fcc4e4b043ae5ae74b1938851cecf0fec05b72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 38b0a849f9b18d6d4bd873f33c3bc3111a98a0fc381f066d262ef31c3f5d23c1
[INFO] running `Command { std: "docker" "start" "-a" "38b0a849f9b18d6d4bd873f33c3bc3111a98a0fc381f066d262ef31c3f5d23c1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minimax_alpha_beta-eba8475338207e3e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test games::tic_tac_toe::tests::best_move_in_given_3_by_3 ... ok
[INFO] [stdout] test games::tic_tac_toe::tests::test_should_always_tie_a_3_by_3_after_9_moves_at_depth_9 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tic_tac_toe-e0ed6163d17fb206)
[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]    Doc-tests minimax-alpha-beta
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - games (line 16) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - games (line 16) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `minimax_alpha_beta::tictactoe`
[INFO] [stdout]  --> src/lib.rs:18:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | use minimax_alpha_beta::tictactoe::TicTacToe;
[INFO] [stdout]   |                         ^^^^^^^^^ could not find `tictactoe` in `minimax_alpha_beta`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - games (line 16)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "38b0a849f9b18d6d4bd873f33c3bc3111a98a0fc381f066d262ef31c3f5d23c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38b0a849f9b18d6d4bd873f33c3bc3111a98a0fc381f066d262ef31c3f5d23c1", kill_on_drop: false }`
[INFO] [stdout] 38b0a849f9b18d6d4bd873f33c3bc3111a98a0fc381f066d262ef31c3f5d23c1
