[INFO] crate chess_pgn_parser 0.1.2 is already in cache
[INFO] extracting crate chess_pgn_parser 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/chess_pgn_parser/0.1.2
[INFO] extracting crate chess_pgn_parser 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/chess_pgn_parser/0.1.2
[INFO] validating manifest of chess_pgn_parser-0.1.2 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 chess_pgn_parser-0.1.2 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 chess_pgn_parser-0.1.2
[INFO] finished frobbing chess_pgn_parser-0.1.2
[INFO] frobbed toml for chess_pgn_parser-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/chess_pgn_parser/0.1.2/Cargo.toml
[INFO] started frobbing chess_pgn_parser-0.1.2
[INFO] finished frobbing chess_pgn_parser-0.1.2
[INFO] frobbed toml for chess_pgn_parser-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/chess_pgn_parser/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 chess_pgn_parser-0.1.2 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/chess_pgn_parser/0.1.2:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] a3256265029b7853d774a7cb3fdccb9074c89932e0f5d92b54f8f40a6e91c6aa
[INFO] running `"docker" "start" "-a" "a3256265029b7853d774a7cb3fdccb9074c89932e0f5d92b54f8f40a6e91c6aa"`
[INFO] [stderr]    Compiling peggler v0.1.0
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling chess_pgn_parser v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let mut end;
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `"docker" "inspect" "a3256265029b7853d774a7cb3fdccb9074c89932e0f5d92b54f8f40a6e91c6aa"`
[INFO] running `"docker" "rm" "-f" "a3256265029b7853d774a7cb3fdccb9074c89932e0f5d92b54f8f40a6e91c6aa"`
[INFO] [stdout] a3256265029b7853d774a7cb3fdccb9074c89932e0f5d92b54f8f40a6e91c6aa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/chess_pgn_parser/0.1.2:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e24c5e33bbfadbaf7137fc2a1cc508d7861b585c5cde7b43ded7b810e3ee6ff8
[INFO] running `"docker" "start" "-a" "e24c5e33bbfadbaf7137fc2a1cc508d7861b585c5cde7b43ded7b810e3ee6ff8"`
[INFO] [stderr]    Compiling chess_pgn_parser v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let mut end;
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.93s
[INFO] running `"docker" "inspect" "e24c5e33bbfadbaf7137fc2a1cc508d7861b585c5cde7b43ded7b810e3ee6ff8"`
[INFO] running `"docker" "rm" "-f" "e24c5e33bbfadbaf7137fc2a1cc508d7861b585c5cde7b43ded7b810e3ee6ff8"`
[INFO] [stdout] e24c5e33bbfadbaf7137fc2a1cc508d7861b585c5cde7b43ded7b810e3ee6ff8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/chess_pgn_parser/0.1.2:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] fafc773956938d1665908e53e7616fe067eb4bda36f12b3a075cd071e45bfc8a
[INFO] running `"docker" "start" "-a" "fafc773956938d1665908e53e7616fe067eb4bda36f12b3a075cd071e45bfc8a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chess_pgn_parser-a59a025cf63e68f1
[INFO] [stdout] 
[INFO] [stdout] running 45 tests
[INFO] [stdout] test model::tests::marked_move_numbered_some ... ok
[INFO] [stdout] test model::tests::move_from ... ok
[INFO] [stdout] test model::tests::marked_move_numbered_none ... ok
[INFO] [stdout] test model::tests::move_new ... ok
[INFO] [stdout] test model::tests::move_with_promotion ... ok
[INFO] [stdout] test model::tests::square_file_known ... ok
[INFO] [stdout] test model::tests::square_file_unknown ... ok
[INFO] [stdout] test model::tests::square_new_file ... ok
[INFO] [stdout] test model::tests::game_move_with_variations ... ok
[INFO] [stdout] test model::tests::square_new ... ok
[INFO] [stdout] test model::tests::square_new_known ... ok
[INFO] [stdout] test model::tests::square_new_with_both_unknown ... ok
[INFO] [stdout] test model::tests::square_new_rank ... ok
[INFO] [stdout] test model::tests::square_new_with_unknown_file ... ok
[INFO] [stdout] test model::tests::square_new_with_unknown_rank ... ok
[INFO] [stdout] test model::tests::square_rank_known ... ok
[INFO] [stdout] test model::tests::square_rank_unknown ... ok
[INFO] [stdout] test model::tests::marked_move_annotated ... ok
[INFO] [stdout] test tests::test_basic_move ... ok
[INFO] [stdout] test model::tests::game_move_comment ... ok
[INFO] [stdout] test tests::test_comment ... ok
[INFO] [stdout] test model::tests::game_move_nag ... ok
[INFO] [stdout] test tests::test_game_move_with_variations ... ok
[INFO] [stdout] test tests::test_game ... ok
[INFO] [stdout] test tests::test_file ... ok
[INFO] [stdout] test tests::test_marked_move ... ok
[INFO] [stdout] test tests::test_move_disambiguation ... ok
[INFO] [stdout] test tests::test_line_end ... ok
[INFO] [stdout] test tests::test_integer ... ok
[INFO] [stdout] test tests::test_game_move ... ok
[INFO] [stdout] test tests::test_game_termination ... ok
[INFO] [stdout] test tests::test_move_number ... ok
[INFO] [stdout] test tests::test_read_games ... ok
[INFO] [stdout] test tests::test_piece ... ok
[INFO] [stdout] test tests::test_rank ... ok
[INFO] [stdout] test tests::test_read_one_or_more ... ok
[INFO] [stdout] test tests::test_nag ... ok
[INFO] [stdout] test tests::test_read_games_with_leading_whitespace ... ok
[INFO] [stdout] test tests::test_move_sequence ... ok
[INFO] [stdout] test tests::test_string ... ok
[INFO] [stdout] test tests::test_symbol ... ok
[INFO] [stdout] test tests::test_square ... ok
[INFO] [stdout] test tests::test_tag_pair ... ok
[INFO] [stdout] test tests::test_tag_section ... ok
[INFO] [stdout] test tests::test_whitespace ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 45 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lib-08ca6977d6890dde
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test aronian_caruana ... ok
[INFO] [stdout] test euwe_alekhine ... ok
[INFO] [stdout] test cutechess ... ok
[INFO] [stdout] test philidor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chess_pgn_parser
[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" "fafc773956938d1665908e53e7616fe067eb4bda36f12b3a075cd071e45bfc8a"`
[INFO] running `"docker" "rm" "-f" "fafc773956938d1665908e53e7616fe067eb4bda36f12b3a075cd071e45bfc8a"`
[INFO] [stdout] fafc773956938d1665908e53e7616fe067eb4bda36f12b3a075cd071e45bfc8a