[INFO] crate compress 0.1.2 is already in cache
[INFO] extracting crate compress 0.1.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/compress/0.1.2
[INFO] extracting crate compress 0.1.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/compress/0.1.2
[INFO] validating manifest of compress-0.1.2 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 compress-0.1.2 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 compress-0.1.2
[INFO] finished frobbing compress-0.1.2
[INFO] frobbed toml for compress-0.1.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/compress/0.1.2/Cargo.toml
[INFO] started frobbing compress-0.1.2
[INFO] finished frobbing compress-0.1.2
[INFO] frobbed toml for compress-0.1.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/compress/0.1.2/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 compress-0.1.2 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-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/compress/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b0d4b1fc33426572322ae690cbd590d29585c56e8fa264816922479640e82c7d
[INFO] running `"docker" "start" "-a" "b0d4b1fc33426572322ae690cbd590d29585c56e8fa264816922479640e82c7d"`
[INFO] [stderr]    Compiling compress v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/bwt/mtf.rs:167:12
[INFO] [stderr]     |
[INFO] [stderr] 167 |         Ok((bytes_read))
[INFO] [stderr]     |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Float`
[INFO] [stderr]   --> src/entropy/ari/apm.rs:18:25
[INFO] [stderr]    |
[INFO] [stderr] 18 | use self::num::traits::{Float, ToPrimitive};
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.07s
[INFO] running `"docker" "inspect" "b0d4b1fc33426572322ae690cbd590d29585c56e8fa264816922479640e82c7d"`
[INFO] running `"docker" "rm" "-f" "b0d4b1fc33426572322ae690cbd590d29585c56e8fa264816922479640e82c7d"`
[INFO] [stdout] b0d4b1fc33426572322ae690cbd590d29585c56e8fa264816922479640e82c7d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/compress/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f3b15891cadc6c9463ac8500bd3111496bee2dfc5222f9709a1a848cc09ed7c2
[INFO] running `"docker" "start" "-a" "f3b15891cadc6c9463ac8500bd3111496bee2dfc5222f9709a1a848cc09ed7c2"`
[INFO] [stderr]    Compiling compress v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/bwt/mtf.rs:167:12
[INFO] [stderr]     |
[INFO] [stderr] 167 |         Ok((bytes_read))
[INFO] [stderr]     |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Float`
[INFO] [stderr]   --> src/entropy/ari/apm.rs:18:25
[INFO] [stderr]    |
[INFO] [stderr] 18 | use self::num::traits::{Float, ToPrimitive};
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.60s
[INFO] running `"docker" "inspect" "f3b15891cadc6c9463ac8500bd3111496bee2dfc5222f9709a1a848cc09ed7c2"`
[INFO] running `"docker" "rm" "-f" "f3b15891cadc6c9463ac8500bd3111496bee2dfc5222f9709a1a848cc09ed7c2"`
[INFO] [stdout] f3b15891cadc6c9463ac8500bd3111496bee2dfc5222f9709a1a848cc09ed7c2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/compress/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] a04a52e51f338eb67e76e5f2d67c522faea6bac7a29e79dcc549b34b996f8996
[INFO] running `"docker" "start" "-a" "a04a52e51f338eb67e76e5f2d67c522faea6bac7a29e79dcc549b34b996f8996"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/compress-204ed080acac19cd
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test entropy::ari::test::roundtrips_apm ... ok
[INFO] [stdout] test bwt::test::decode_minimal ... ok
[INFO] [stdout] test bwt::test::some_roundtrips ... ok
[INFO] [stdout] test bwt::dc::test::roundtrips_context ... ok
[INFO] [stdout] test entropy::ari::test::roundtrips_term ... ok
[INFO] [stdout] test flate::test::one_byte_at_a_time ... ok
[INFO] [stdout] test bwt::mtf::test::some_roundtrips ... ok
[INFO] [stdout] test lz4::test::decode ... ok
[INFO] [stdout] test lz4::test::one_byte_at_a_time ... ok
[INFO] [stdout] test lz4::test::random_byte_lengths ... ok
[INFO] [stdout] test flate::test::random_byte_lengths ... ok
[INFO] [stdout] test bwt::dc::test::roundtrips ... ok
[INFO] [stdout] test lz4::test::some_roundtrips ... ok
[INFO] [stdout] test lz4::test::raw_encode_block ... ok
[INFO] [stdout] test entropy::ari::test::roundtrips ... ok
[INFO] [stdout] test rle::test::simple_decoding ... ok
[INFO] [stdout] test rle::test::long_run_encoding ... ok
[INFO] [stdout] test rle::test::long_run_decoding ... ok
[INFO] [stdout] test flate::test::decode ... ok
[INFO] [stdout] test rle::test::simple_encoding ... ok
[INFO] [stdout] test zlib::test::random_byte_lengths ... ok
[INFO] [stdout] test zlib::test::one_byte_at_a_time ... ok
[INFO] [stdout] test entropy::ari::test::roundtrips_binary ... ok
[INFO] [stdout] test entropy::ari::test::roundtrips_proxy ... ok
[INFO] [stdout] test zlib::test::decode ... ok
[INFO] [stdout] test rle::test::random_roundtrips ... ok
[INFO] [stdout] test zlib::test::large ... ok
[INFO] [stdout] test flate::test::large ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/compress-6e3886a7f831a625
[INFO] [stderr]    Doc-tests compress
[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] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/flate.rs - flate (line 8) ... ignored
[INFO] [stdout] test src/lz4.rs - lz4 (line 9) ... ignored
[INFO] [stdout] test src/zlib.rs - zlib (line 8) ... ignored
[INFO] [stdout] test src/bwt/mod.rs - bwt (line 24) ... ok
[INFO] [stdout] test src/checksum/adler.rs - checksum::adler (line 8) ... ok
[INFO] [stdout] test src/bwt/mtf.rs - bwt::mtf (line 11) ... ok
[INFO] [stdout] test src/bwt/dc.rs - bwt::dc (line 10) ... ok
[INFO] [stdout] test src/entropy/ari/mod.rs - entropy::ari (line 10) ... ok
[INFO] [stdout] test src/rle.rs - rle (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a04a52e51f338eb67e76e5f2d67c522faea6bac7a29e79dcc549b34b996f8996"`
[INFO] running `"docker" "rm" "-f" "a04a52e51f338eb67e76e5f2d67c522faea6bac7a29e79dcc549b34b996f8996"`
[INFO] [stdout] a04a52e51f338eb67e76e5f2d67c522faea6bac7a29e79dcc549b34b996f8996