[INFO] crate mockstream 0.0.3 is already in cache
[INFO] extracting crate mockstream 0.0.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/mockstream/0.0.3
[INFO] extracting crate mockstream 0.0.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mockstream/0.0.3
[INFO] validating manifest of mockstream-0.0.3 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 mockstream-0.0.3 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 mockstream-0.0.3
[INFO] finished frobbing mockstream-0.0.3
[INFO] frobbed toml for mockstream-0.0.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mockstream/0.0.3/Cargo.toml
[INFO] started frobbing mockstream-0.0.3
[INFO] finished frobbing mockstream-0.0.3
[INFO] frobbed toml for mockstream-0.0.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mockstream/0.0.3/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 mockstream-0.0.3 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mockstream/0.0.3:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] f673d544419be7182969bbf30d5b00ab198e38f95578cb4dd8b5bf6907ec4fbb
[INFO] running `"docker" "start" "-a" "f673d544419be7182969bbf30d5b00ab198e38f95578cb4dd8b5bf6907ec4fbb"`
[INFO] [stderr]    Compiling mockstream v0.0.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "f673d544419be7182969bbf30d5b00ab198e38f95578cb4dd8b5bf6907ec4fbb"`
[INFO] running `"docker" "rm" "-f" "f673d544419be7182969bbf30d5b00ab198e38f95578cb4dd8b5bf6907ec4fbb"`
[INFO] [stdout] f673d544419be7182969bbf30d5b00ab198e38f95578cb4dd8b5bf6907ec4fbb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mockstream/0.0.3:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] c19076a68f4fc3163154c6aa61ec21625bd0280893f3c560872cdd4041b5bcef
[INFO] running `"docker" "start" "-a" "c19076a68f4fc3163154c6aa61ec21625bd0280893f3c560872cdd4041b5bcef"`
[INFO] [stderr]    Compiling mockstream v0.0.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "c19076a68f4fc3163154c6aa61ec21625bd0280893f3c560872cdd4041b5bcef"`
[INFO] running `"docker" "rm" "-f" "c19076a68f4fc3163154c6aa61ec21625bd0280893f3c560872cdd4041b5bcef"`
[INFO] [stdout] c19076a68f4fc3163154c6aa61ec21625bd0280893f3c560872cdd4041b5bcef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mockstream/0.0.3:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] c0a521fdaaca3f12d4225c3306e825ea0c8e3302667c4546ad2feba1e0ab60ec
[INFO] running `"docker" "start" "-a" "c0a521fdaaca3f12d4225c3306e825ea0c8e3302667c4546ad2feba1e0ab60ec"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mockstream-b0b4f381cccaecac
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_failing_mock_stream_read ... ok
[INFO] [stdout] test tests::test_mock_stream_pop_again ... ok
[INFO] [stdout] test tests::test_mock_stream_empty_and_fill ... ok
[INFO] [stdout] test tests::test_failing_mock_stream_write ... ok
[INFO] [stdout] test tests::test_failing_mock_stream_chain_interrupted ... ok
[INFO] [stdout] test tests::test_mock_stream_read ... ok
[INFO] [stdout] test tests::test_failing_mock_stream_chain ... ok
[INFO] [stdout] test tests::test_shared_mock_stream ... ok
[INFO] [stdout] test tests::test_mock_stream_read_lines ... ok
[INFO] [stdout] test tests::test_mock_stream_write ... ok
[INFO] [stdout] test tests::test_sync_mock_stream ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mockstream
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - FailingMockStream (line 159) ... 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" "c0a521fdaaca3f12d4225c3306e825ea0c8e3302667c4546ad2feba1e0ab60ec"`
[INFO] running `"docker" "rm" "-f" "c0a521fdaaca3f12d4225c3306e825ea0c8e3302667c4546ad2feba1e0ab60ec"`
[INFO] [stdout] c0a521fdaaca3f12d4225c3306e825ea0c8e3302667c4546ad2feba1e0ab60ec