[INFO] crate fen 0.1.0 is already in cache
[INFO] extracting crate fen 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/fen/0.1.0
[INFO] extracting crate fen 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fen/0.1.0
[INFO] validating manifest of fen-0.1.0 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 fen-0.1.0 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 fen-0.1.0
[INFO] finished frobbing fen-0.1.0
[INFO] frobbed toml for fen-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/fen/0.1.0/Cargo.toml
[INFO] started frobbing fen-0.1.0
[INFO] finished frobbing fen-0.1.0
[INFO] frobbed toml for fen-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/fen/0.1.0/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 fen-0.1.0 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/fen/0.1.0:/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] 5c27b4f3b5fbeb4819a32750887af978b2eb86a5a1331f342ce5ad27a6cbe308
[INFO] running `"docker" "start" "-a" "5c27b4f3b5fbeb4819a32750887af978b2eb86a5a1331f342ce5ad27a6cbe308"`
[INFO] [stderr]    Compiling fen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::slice::SliceConcatExt::connect': renamed to join
[INFO] [stderr]    --> src/lib.rs:273:15
[INFO] [stderr]     |
[INFO] [stderr] 273 |         parts.connect(" ")
[INFO] [stderr]     |               ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "5c27b4f3b5fbeb4819a32750887af978b2eb86a5a1331f342ce5ad27a6cbe308"`
[INFO] running `"docker" "rm" "-f" "5c27b4f3b5fbeb4819a32750887af978b2eb86a5a1331f342ce5ad27a6cbe308"`
[INFO] [stdout] 5c27b4f3b5fbeb4819a32750887af978b2eb86a5a1331f342ce5ad27a6cbe308
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/fen/0.1.0:/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] a02dc148315de687585c77c78ff3528ab9c38d2d56f5049baf77c58df269c66a
[INFO] running `"docker" "start" "-a" "a02dc148315de687585c77c78ff3528ab9c38d2d56f5049baf77c58df269c66a"`
[INFO] [stderr]    Compiling fen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::slice::SliceConcatExt::connect': renamed to join
[INFO] [stderr]    --> src/lib.rs:273:15
[INFO] [stderr]     |
[INFO] [stderr] 273 |         parts.connect(" ")
[INFO] [stderr]     |               ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "a02dc148315de687585c77c78ff3528ab9c38d2d56f5049baf77c58df269c66a"`
[INFO] running `"docker" "rm" "-f" "a02dc148315de687585c77c78ff3528ab9c38d2d56f5049baf77c58df269c66a"`
[INFO] [stdout] a02dc148315de687585c77c78ff3528ab9c38d2d56f5049baf77c58df269c66a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/fen/0.1.0:/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] b66d993b3d9bcf84d5042abc33ce3515648aee5ea44c440cb3630cf96944c6ec
[INFO] running `"docker" "start" "-a" "b66d993b3d9bcf84d5042abc33ce3515648aee5ea44c440cb3630cf96944c6ec"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fen-9ec88532229972d3
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test::test_bad_halfmove ... ok
[INFO] [stdout] test test::test_bad_fullmove ... ok
[INFO] [stdout] test test::test_unknown_piece ... ok
[INFO] [stdout] test test::test_to_and_from_fen ... ok
[INFO] [stdout] test test::test_too_short ... ok
[INFO] [stdout] test test::test_bad_placement ... ok
[INFO] [stdout] test test::test_too_many_pieces ... ok
[INFO] [stdout] test test::test_bad_en_passant ... ok
[INFO] [stdout] test test::test_no_such_side ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fen
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - BoardState::from_fen (line 102) ... ok
[INFO] [stdout] test src/lib.rs - BoardState::to_fen (line 258) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b66d993b3d9bcf84d5042abc33ce3515648aee5ea44c440cb3630cf96944c6ec"`
[INFO] running `"docker" "rm" "-f" "b66d993b3d9bcf84d5042abc33ce3515648aee5ea44c440cb3630cf96944c6ec"`
[INFO] [stdout] b66d993b3d9bcf84d5042abc33ce3515648aee5ea44c440cb3630cf96944c6ec