[INFO] fetching crate samplerate 0.2.1...
[INFO] extracting crate samplerate 0.2.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/samplerate/0.2.1
[INFO] extracting crate samplerate 0.2.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/samplerate/0.2.1
[INFO] validating manifest of samplerate-0.2.1 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 samplerate-0.2.1 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 samplerate-0.2.1
[INFO] finished frobbing samplerate-0.2.1
[INFO] frobbed toml for samplerate-0.2.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/samplerate/0.2.1/Cargo.toml
[INFO] started frobbing samplerate-0.2.1
[INFO] finished frobbing samplerate-0.2.1
[INFO] frobbed toml for samplerate-0.2.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/samplerate/0.2.1/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] [stderr]     Blocking waiting for file lock on package cache lock
[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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing samplerate-0.2.1 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-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/samplerate/0.2.1:/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] f9fcfff23b498a5f8983c1690d91f1d16b95cc8d703f1bab58ed7b83be249115
[INFO] running `"docker" "start" "-a" "f9fcfff23b498a5f8983c1690d91f1d16b95cc8d703f1bab58ed7b83be249115"`
[INFO] [stderr] warning: the cargo feature `rename-dependency` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]    Compiling pathdiff v0.1.0
[INFO] [stderr]    Compiling libsamplerate-sys v0.1.5
[INFO] [stderr]    Compiling samplerate v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.47s
[INFO] running `"docker" "inspect" "f9fcfff23b498a5f8983c1690d91f1d16b95cc8d703f1bab58ed7b83be249115"`
[INFO] running `"docker" "rm" "-f" "f9fcfff23b498a5f8983c1690d91f1d16b95cc8d703f1bab58ed7b83be249115"`
[INFO] [stdout] f9fcfff23b498a5f8983c1690d91f1d16b95cc8d703f1bab58ed7b83be249115
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/samplerate/0.2.1:/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] 271d8d5b8795dc2ac3e681f0ed4d8331e7956c6ca8ee027087bcfa3b4c44d7d4
[INFO] running `"docker" "start" "-a" "271d8d5b8795dc2ac3e681f0ed4d8331e7956c6ca8ee027087bcfa3b4c44d7d4"`
[INFO] [stderr] warning: the cargo feature `rename-dependency` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]    Compiling samplerate v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.04s
[INFO] running `"docker" "inspect" "271d8d5b8795dc2ac3e681f0ed4d8331e7956c6ca8ee027087bcfa3b4c44d7d4"`
[INFO] running `"docker" "rm" "-f" "271d8d5b8795dc2ac3e681f0ed4d8331e7956c6ca8ee027087bcfa3b4c44d7d4"`
[INFO] [stdout] 271d8d5b8795dc2ac3e681f0ed4d8331e7956c6ca8ee027087bcfa3b4c44d7d4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/samplerate/0.2.1:/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] d29828392134b0b772e46af3ccc274db8707f8106f95d27724e83db068385f1f
[INFO] running `"docker" "start" "-a" "d29828392134b0b772e46af3ccc274db8707f8106f95d27724e83db068385f1f"`
[INFO] [stderr] warning: the cargo feature `rename-dependency` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/samplerate-40c65d31d60fdc71
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test converter_type::tests::description ... ok
[INFO] [stdout] test converter_type::tests::create_converter_type_from_int ... ok
[INFO] [stdout] test converter_type::tests::name ... ok
[INFO] [stdout] test samplerate::tests::samplerate_clone ... ok
[INFO] [stdout] test error::tests::error_from_code_and_int ... ok
[INFO] [stdout] test error::tests::error_description ... ok
[INFO] [stdout] test error::tests::create_converter_type_from_int ... ok
[INFO] [stdout] test tests::correct_version ... ok
[INFO] [stdout] test error::tests::description ... ok
[INFO] [stdout] test samplerate::tests::samplerate_new_channels_error ... ok
[INFO] [stdout] test samplerate::tests::samplerate_new_channels_correct ... ok
[INFO] [stdout] test samplerate::tests::samplerate_conversion ... ok
[INFO] [stdout] test tests::simple_sample_rate_conversion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests samplerate
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - convert (line 19) ... ok
[INFO] [stdout] test src/samplerate.rs - samplerate::Samplerate (line 11) ... 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" "d29828392134b0b772e46af3ccc274db8707f8106f95d27724e83db068385f1f"`
[INFO] running `"docker" "rm" "-f" "d29828392134b0b772e46af3ccc274db8707f8106f95d27724e83db068385f1f"`
[INFO] [stdout] d29828392134b0b772e46af3ccc274db8707f8106f95d27724e83db068385f1f