[INFO] crate arff 0.3.0 is already in cache
[INFO] extracting crate arff 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/arff/0.3.0
[INFO] extracting crate arff 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/arff/0.3.0
[INFO] validating manifest of arff-0.3.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of arff-0.3.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing arff-0.3.0
[INFO] finished frobbing arff-0.3.0
[INFO] frobbed toml for arff-0.3.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/arff/0.3.0/Cargo.toml
[INFO] started frobbing arff-0.3.0
[INFO] finished frobbing arff-0.3.0
[INFO] frobbed toml for arff-0.3.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/arff/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing arff-0.3.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/arff/0.3.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 653cc0eb5de7c235c8a8e089c60372c1a88f4ae41badbbdc2b6c9e63193d92d9
[INFO] running `"docker" "start" "-a" "653cc0eb5de7c235c8a8e089c60372c1a88f4ae41badbbdc2b6c9e63193d92d9"`
[INFO] [stderr]    Compiling arff v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.52s
[INFO] running `"docker" "inspect" "653cc0eb5de7c235c8a8e089c60372c1a88f4ae41badbbdc2b6c9e63193d92d9"`
[INFO] running `"docker" "rm" "-f" "653cc0eb5de7c235c8a8e089c60372c1a88f4ae41badbbdc2b6c9e63193d92d9"`
[INFO] [stdout] 653cc0eb5de7c235c8a8e089c60372c1a88f4ae41badbbdc2b6c9e63193d92d9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/arff/0.3.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d0219fbdb1d8156b2f28f4c208c96254be8291f820653f3f0eb99a1bf1558318
[INFO] running `"docker" "start" "-a" "d0219fbdb1d8156b2f28f4c208c96254be8291f820653f3f0eb99a1bf1558318"`
[INFO] [stderr]    Compiling arff v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `"docker" "inspect" "d0219fbdb1d8156b2f28f4c208c96254be8291f820653f3f0eb99a1bf1558318"`
[INFO] running `"docker" "rm" "-f" "d0219fbdb1d8156b2f28f4c208c96254be8291f820653f3f0eb99a1bf1558318"`
[INFO] [stdout] d0219fbdb1d8156b2f28f4c208c96254be8291f820653f3f0eb99a1bf1558318
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/arff/0.3.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 1650b7f001f564fdcc4714ea5a07146072ff3f3ce4644f8f23cd6e5eebe14e49
[INFO] running `"docker" "start" "-a" "1650b7f001f564fdcc4714ea5a07146072ff3f3ce4644f8f23cd6e5eebe14e49"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/arff-fd59ff6d4d53e2b2
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test de::test_2darray ... ok
[INFO] [stdout] test de::test_2dtuple ... ok
[INFO] [stdout] test de::test_case ... ok
[INFO] [stdout] test de::test_2d_and_label ... ok
[INFO] [stdout] test de::test_comments ... ok
[INFO] [stdout] test de::test_flat ... ok
[INFO] [stdout] test de::test_missing ... ok
[INFO] [stdout] test de::test_mixed ... ok
[INFO] [stdout] test de::test_primitive ... ok
[INFO] [stdout] test de::test_eof_direct ... ok
[INFO] [stdout] test de::test_eof_whitespace ... ok
[INFO] [stdout] test de::test_vecseq ... ok
[INFO] [stdout] test dynamic::de::unknown_length ... ok
[INFO] [stdout] test dynamic::de::simple ... ok
[INFO] [stdout] test dynamic::de::named ... ok
[INFO] [stdout] test de::test_ranges ... ok
[INFO] [stdout] test ser::test_2dtuple ... ok
[INFO] [stdout] test ser::test_array_data ... ok
[INFO] [stdout] test ser::test_missing ... ok
[INFO] [stdout] test ser::test_2darray ... ok
[INFO] [stdout] test parser::github_issue_1 ... ok
[INFO] [stdout] test ser::test_mixed ... ok
[INFO] [stdout] test de::test_struct_data ... ok
[INFO] [stdout] test ser::test_primitive ... ok
[INFO] [stdout] test ser::test_struct_data ... ok
[INFO] [stdout] test tests::roundtrip_1 ... ok
[INFO] [stdout] test ser::test_newtype_data ... ok
[INFO] [stdout] test tests::roundtrip_3 ... ok
[INFO] [stdout] test dynamic::dynamic_loader ... ok
[INFO] [stdout] test tests::roundtrip_4 ... ok
[INFO] [stdout] test tests::roundtrip_2 ... ok
[INFO] [stdout] test tests::type_ser_support_outer ... ok
[INFO] [stdout] test tests::type_ser_support_inner ... ok
[INFO] [stdout] test tests::roundtrip_5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arff
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1650b7f001f564fdcc4714ea5a07146072ff3f3ce4644f8f23cd6e5eebe14e49"`
[INFO] running `"docker" "rm" "-f" "1650b7f001f564fdcc4714ea5a07146072ff3f3ce4644f8f23cd6e5eebe14e49"`
[INFO] [stdout] 1650b7f001f564fdcc4714ea5a07146072ff3f3ce4644f8f23cd6e5eebe14e49