[INFO] updating cached repository AshleyByeUK/minimax-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AshleyByeUK/minimax-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AshleyByeUK/minimax-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/AshleyByeUK/minimax-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/AshleyByeUK/minimax-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AshleyByeUK/minimax-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AshleyByeUK/minimax-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AshleyByeUK/minimax-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4b1034c7e3dc3e3bb0017ae1ca322e64143ab2b3
[INFO] sha for GitHub repo AshleyByeUK/minimax-rust: 4b1034c7e3dc3e3bb0017ae1ca322e64143ab2b3
[INFO] validating manifest of AshleyByeUK/minimax-rust on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of AshleyByeUK/minimax-rust on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing AshleyByeUK/minimax-rust
[INFO] finished frobbing AshleyByeUK/minimax-rust
[INFO] frobbed toml for AshleyByeUK/minimax-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/AshleyByeUK/minimax-rust/Cargo.toml
[INFO] started frobbing AshleyByeUK/minimax-rust
[INFO] finished frobbing AshleyByeUK/minimax-rust
[INFO] frobbed toml for AshleyByeUK/minimax-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AshleyByeUK/minimax-rust/Cargo.toml
[INFO] crate AshleyByeUK/minimax-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing AshleyByeUK/minimax-rust against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AshleyByeUK/minimax-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 9ab2af92447a20917d1aecf349f471ed8aa505e50c26a0c67ff25c45eec60d34
[INFO] running `"docker" "start" "-a" "9ab2af92447a20917d1aecf349f471ed8aa505e50c26a0c67ff25c45eec60d34"`
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling minimax v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `"docker" "inspect" "9ab2af92447a20917d1aecf349f471ed8aa505e50c26a0c67ff25c45eec60d34"`
[INFO] running `"docker" "rm" "-f" "9ab2af92447a20917d1aecf349f471ed8aa505e50c26a0c67ff25c45eec60d34"`
[INFO] [stdout] 9ab2af92447a20917d1aecf349f471ed8aa505e50c26a0c67ff25c45eec60d34
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AshleyByeUK/minimax-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f0676d7d3b4343b8a9e9deef2844253c0bc5d20be21b5d7777efa874a78a57e0
[INFO] running `"docker" "start" "-a" "f0676d7d3b4343b8a9e9deef2844253c0bc5d20be21b5d7777efa874a78a57e0"`
[INFO] [stderr]    Compiling minimax v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `"docker" "inspect" "f0676d7d3b4343b8a9e9deef2844253c0bc5d20be21b5d7777efa874a78a57e0"`
[INFO] running `"docker" "rm" "-f" "f0676d7d3b4343b8a9e9deef2844253c0bc5d20be21b5d7777efa874a78a57e0"`
[INFO] [stdout] f0676d7d3b4343b8a9e9deef2844253c0bc5d20be21b5d7777efa874a78a57e0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AshleyByeUK/minimax-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 8ba93bbe7f221a875105a5d0747be64d0b60ca191027168f5173e85fcef187c1
[INFO] running `"docker" "start" "-a" "8ba93bbe7f221a875105a5d0747be64d0b60ca191027168f5173e85fcef187c1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minimax-e4fa9e26bfd5c1e1
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::compute_score_after_one_move_with_two_possible_end_states ... ok
[INFO] [stdout] test tests::compute_score_after_two_moves_with_two_possible_end_states ... ok
[INFO] [stdout] test tests::compute_score_for_game_after_four_moves_and_only_minimiser_gets_to_move ... ok
[INFO] [stdout] test tests::compute_score_for_game_after_three_moves_and_only_maximiser_gets_to_move ... ok
[INFO] [stdout] test tests::compute_score_after_two_moves_with_three_possible_end_states ... ok
[INFO] [stdout] test tests::compute_score_for_deeply_nested_game ... ok
[INFO] [stdout] test tests::create_node_with_multiple_child_nodes ... ok
[INFO] [stdout] test tests::create_node_with_one_child_node ... ok
[INFO] [stdout] test tests::create_node_with_zero_child_nodes ... ok
[INFO] [stdout] test tests::scores_node_with_no_children ... ok
[INFO] [stdout] test tests::scores_node_with_one_child ... ok
[INFO] [stdout] test tests::scores_node_with_multiple_children ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minimax-9d6f6a06dc54e624
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests minimax
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8ba93bbe7f221a875105a5d0747be64d0b60ca191027168f5173e85fcef187c1"`
[INFO] running `"docker" "rm" "-f" "8ba93bbe7f221a875105a5d0747be64d0b60ca191027168f5173e85fcef187c1"`
[INFO] [stdout] 8ba93bbe7f221a875105a5d0747be64d0b60ca191027168f5173e85fcef187c1