[INFO] crate flac 0.5.0 is already in cache
[INFO] extracting crate flac 0.5.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/flac/0.5.0
[INFO] extracting crate flac 0.5.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/flac/0.5.0
[INFO] validating manifest of flac-0.5.0 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 flac-0.5.0 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 flac-0.5.0
[INFO] finished frobbing flac-0.5.0
[INFO] frobbed toml for flac-0.5.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/flac/0.5.0/Cargo.toml
[INFO] started frobbing flac-0.5.0
[INFO] finished frobbing flac-0.5.0
[INFO] frobbed toml for flac-0.5.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/flac/0.5.0/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 flac-0.5.0 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-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/flac/0.5.0:/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] 31ec0eecc08dab6c77fda07f4ccc8315ef45aa17e8cb8bf1a0198fc7577a4db8
[INFO] running `"docker" "start" "-a" "31ec0eecc08dab6c77fda07f4ccc8315ef45aa17e8cb8bf1a0198fc7577a4db8"`
[INFO] [stderr]    Compiling hound v1.1.0
[INFO] [stderr]    Compiling flac v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/utility/types.rs:362:9
[INFO] [stderr]     |
[INFO] [stderr] 362 |     let mut buffer = &mut self.buffer;
[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 3.66s
[INFO] running `"docker" "inspect" "31ec0eecc08dab6c77fda07f4ccc8315ef45aa17e8cb8bf1a0198fc7577a4db8"`
[INFO] running `"docker" "rm" "-f" "31ec0eecc08dab6c77fda07f4ccc8315ef45aa17e8cb8bf1a0198fc7577a4db8"`
[INFO] [stdout] 31ec0eecc08dab6c77fda07f4ccc8315ef45aa17e8cb8bf1a0198fc7577a4db8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/flac/0.5.0:/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] dc88fadf034580b443cb3f025f6f9b3e853110463460b08f9fa58270c437fd3d
[INFO] running `"docker" "start" "-a" "dc88fadf034580b443cb3f025f6f9b3e853110463460b08f9fa58270c437fd3d"`
[INFO] [stderr]    Compiling flac v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/utility/types.rs:362:9
[INFO] [stderr]     |
[INFO] [stderr] 362 |     let mut buffer = &mut self.buffer;
[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 12.39s
[INFO] running `"docker" "inspect" "dc88fadf034580b443cb3f025f6f9b3e853110463460b08f9fa58270c437fd3d"`
[INFO] running `"docker" "rm" "-f" "dc88fadf034580b443cb3f025f6f9b3e853110463460b08f9fa58270c437fd3d"`
[INFO] [stdout] dc88fadf034580b443cb3f025f6f9b3e853110463460b08f9fa58270c437fd3d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/flac/0.5.0:/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] 1954d692ecb912860a25853f35a08672a592b6bce741d085312e21ac98c6f4eb
[INFO] running `"docker" "start" "-a" "1954d692ecb912860a25853f35a08672a592b6bce741d085312e21ac98c6f4eb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/flac-815af833d579bc0b
[INFO] [stdout] 
[INFO] [stdout] running 71 tests
[INFO] [stdout] test frame::parser::tests::test_blocking_strategy ... ok
[INFO] [stdout] test frame::parser::tests::test_header ... ok
[INFO] [stdout] test frame::parser::tests::test_number_type ... ok
[INFO] [stdout] test frame::parser::tests::test_channel_bits ... ok
[INFO] [stdout] test frame::parser::tests::test_footer ... ok
[INFO] [stdout] test frame::decoder::tests::test_decode_midpoint_side ... ok
[INFO] [stdout] test frame::parser::tests::test_secondary_block_size ... ok
[INFO] [stdout] test frame::decoder::tests::test_decode_right_side ... ok
[INFO] [stdout] test frame::parser::tests::test_block_sample ... ok
[INFO] [stdout] test metadata::metadata::tests::test_get_metadata ... ok
[INFO] [stdout] test metadata::parser::tests::test_cue_sheet ... ok
[INFO] [stdout] test metadata::parser::tests::test_application ... ok
[INFO] [stdout] test metadata::parser::tests::test_header ... ok
[INFO] [stdout] test metadata::metadata::tests::test_optional_eq ... ok
[INFO] [stdout] test frame::parser::tests::test_utf8_header ... ok
[INFO] [stdout] test metadata::parser::tests::test_seek_table ... ok
[INFO] [stdout] test frame::parser::tests::test_secondary_sample_rate ... ok
[INFO] [stdout] test frame::decoder::tests::test_decode ... ok
[INFO] [stdout] test frame::decoder::tests::test_decode_left_side ... ok
[INFO] [stdout] test metadata::parser::tests::test_padding ... ok
[INFO] [stdout] test metadata::parser::tests::test_unknown ... ok
[INFO] [stdout] test metadata::parser::tests::test_vorbis_comment ... ok
[INFO] [stdout] test metadata::types::tests::test_application_to_bytes ... ok
[INFO] [stdout] test metadata::types::tests::test_padding_to_bytes ... ok
[INFO] [stdout] test metadata::types::tests::test_cue_sheet_to_bytes ... ok
[INFO] [stdout] test metadata::parser::tests::test_stream_info ... ok
[INFO] [stdout] test metadata::parser::tests::test_picture ... ok
[INFO] [stdout] test metadata::types::tests::test_seek_table_to_bytes ... ok
[INFO] [stdout] test metadata::types::tests::test_is_fixed_block_size ... ok
[INFO] [stdout] test metadata::types::tests::test_stream_info_to_bytes ... ok
[INFO] [stdout] test metadata::types::tests::test_picture_to_bytes ... ok
[INFO] [stdout] test metadata::types::tests::test_is_varied_block_size ... ok
[INFO] [stdout] test metadata::types::tests::test_unknown_to_bytes ... ok
[INFO] [stdout] test subframe::decoder::tests::test_wasted_bit_decode ... ok
[INFO] [stdout] test subframe::decoder::tests::test_lpc_restore_signal ... ok
[INFO] [stdout] test subframe::decoder::tests::test_fixed_restore_signal ... ok
[INFO] [stdout] test subframe::decoder::tests::test_decode ... ok
[INFO] [stdout] test metadata::types::tests::test_vorbis_comment_to_bytes ... ok
[INFO] [stdout] test subframe::parser::tests::test_adjust_bits_per_sample ... ok
[INFO] [stdout] test subframe::parser::tests::test_constant ... ok
[INFO] [stdout] test subframe::parser::tests::test_fixed ... ok
[INFO] [stdout] test subframe::parser::tests::test_verbatim ... ok
[INFO] [stdout] test subframe::parser::tests::test_header ... ok
[INFO] [stdout] test subframe::parser::tests::test_leading_zeros ... ok
[INFO] [stdout] test subframe::parser::tests::test_lpc ... ok
[INFO] [stdout] test utility::tests::test_to_u32 ... ok
[INFO] [stdout] test utility::crc::tests::test_crc8 ... ok
[INFO] [stdout] test utility::tests::test_extend_sign ... ok
[INFO] [stdout] test utility::tests::test_write_be_u16 ... ok
[INFO] [stdout] test utility::tests::test_write_be_u24 ... ok
[INFO] [stdout] test utility::tests::test_write_be_u32 ... ok
[INFO] [stdout] test utility::tests::test_power_of_two ... ok
[INFO] [stdout] test utility::crc::tests::test_crc16 ... ok
[INFO] [stdout] test utility::tests::test_write_be_u64 ... ok
[INFO] [stdout] test utility::tests::test_write_le_u24 ... ok
[INFO] [stdout] test utility::tests::test_write_le_u16 ... ok
[INFO] [stdout] test utility::types::tests::test_buffer ... ok
[INFO] [stdout] test utility::tests::test_write_le_u32 ... ok
[INFO] [stdout] test utility::tests::test_write_u8 ... ok
[INFO] [stdout] test utility::tests::test_write_le_u64 ... ok
[INFO] [stdout] test utility::types::tests::test_from_i32 ... ok
[INFO] [stdout] test utility::types::tests::test_from_i32_lossy ... ok
[INFO] [stdout] test utility::types::tests::test_from_i8 ... ok
[INFO] [stdout] test utility::types::tests::test_byte_stream ... ok
[INFO] [stdout] test utility::types::tests::test_sample_to_normal ... ok
[INFO] [stdout] test utility::types::tests::test_sample_size ... ok
[INFO] [stdout] test utility::types::tests::test_read_stream ... ok
[INFO] [stdout] test utility::types::tests::test_from_i16 ... ok
[INFO] [stdout] test utility::tests::test_panic_power_of_two ... ok
[INFO] [stdout] test utility::tests::test_panic_to_u32 ... ok
[INFO] [stdout] test metadata::metadata::tests::test_panic_optional_eq ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 71 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/metadata-1d82cf5966d3fecf
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_get_cue_sheet ... ok
[INFO] [stdout] test test_get_stream_info ... ok
[INFO] [stdout] test test_get_picture ... ok
[INFO] [stdout] test test_get_vorbis_comment ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/stream-ae2c083d5132b229
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_decoded_md5_sum ... ok
[INFO] [stderr]    Doc-tests flac
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/metadata/metadata.rs - metadata::metadata::get_stream_info (line 85) ... ok
[INFO] [stdout] test src/metadata/metadata.rs - metadata::metadata::get_cue_sheet (line 188) ... ok
[INFO] [stdout] test src/metadata/metadata.rs - metadata::metadata::get_picture (line 254) ... ok
[INFO] [stdout] test src/metadata/metadata.rs - metadata::metadata::get_vorbis_comment (line 136) ... ok
[INFO] [stdout] test src/metadata/metadata.rs - metadata::metadata::get_vorbis_comment (line 123) ... ok
[INFO] [stdout] test src/metadata/metadata.rs - metadata::metadata::get_picture (line 234) ... ok
[INFO] [stdout] test src/metadata/metadata.rs - metadata::metadata::get_cue_sheet (line 175) ... ok
[INFO] [stdout] test src/metadata/metadata.rs - metadata::metadata::get_stream_info (line 72) ... ok
[INFO] [stdout] test src/lib.rs -  (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1954d692ecb912860a25853f35a08672a592b6bce741d085312e21ac98c6f4eb"`
[INFO] running `"docker" "rm" "-f" "1954d692ecb912860a25853f35a08672a592b6bce741d085312e21ac98c6f4eb"`
[INFO] [stdout] 1954d692ecb912860a25853f35a08672a592b6bce741d085312e21ac98c6f4eb