[INFO] fetching crate multistream-batch 0.1.0...
[INFO] extracting crate multistream-batch 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/multistream-batch/0.1.0
[INFO] extracting crate multistream-batch 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/multistream-batch/0.1.0
[INFO] validating manifest of multistream-batch-0.1.0 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 multistream-batch-0.1.0 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 multistream-batch-0.1.0
[INFO] finished frobbing multistream-batch-0.1.0
[INFO] frobbed toml for multistream-batch-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/multistream-batch/0.1.0/Cargo.toml
[INFO] started frobbing multistream-batch-0.1.0
[INFO] finished frobbing multistream-batch-0.1.0
[INFO] frobbed toml for multistream-batch-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/multistream-batch/0.1.0/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 multistream-batch-0.1.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/multistream-batch/0.1.0:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] b4eb51eb257a2210473de4e7e06437b03bf6a5431b144074051ece6a0779b0b4
[INFO] running `"docker" "start" "-a" "b4eb51eb257a2210473de4e7e06437b03bf6a5431b144074051ece6a0779b0b4"`
[INFO] [stderr]    Compiling multistream-batch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "b4eb51eb257a2210473de4e7e06437b03bf6a5431b144074051ece6a0779b0b4"`
[INFO] running `"docker" "rm" "-f" "b4eb51eb257a2210473de4e7e06437b03bf6a5431b144074051ece6a0779b0b4"`
[INFO] [stdout] b4eb51eb257a2210473de4e7e06437b03bf6a5431b144074051ece6a0779b0b4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/multistream-batch/0.1.0:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] b17543e54deb0d4a3ae1d2b174e66466603a0881e910ceaf85d3c9424809e042
[INFO] running `"docker" "start" "-a" "b17543e54deb0d4a3ae1d2b174e66466603a0881e910ceaf85d3c9424809e042"`
[INFO] [stderr]    Compiling multistream-batch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.21s
[INFO] running `"docker" "inspect" "b17543e54deb0d4a3ae1d2b174e66466603a0881e910ceaf85d3c9424809e042"`
[INFO] running `"docker" "rm" "-f" "b17543e54deb0d4a3ae1d2b174e66466603a0881e910ceaf85d3c9424809e042"`
[INFO] [stdout] b17543e54deb0d4a3ae1d2b174e66466603a0881e910ceaf85d3c9424809e042
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/multistream-batch/0.1.0:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 7c19bdc0289793ebda387a1c6c50413da77b282a92051726253feeaaaf7515ea
[INFO] running `"docker" "start" "-a" "7c19bdc0289793ebda387a1c6c50413da77b282a92051726253feeaaaf7515ea"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/multistream_batch-8ef91ee710a64ecb
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test buf_batch::tests::test_batch_max_size ... ok
[INFO] [stdout] test buf_batch::tests::test_drain_stream ... ok
[INFO] [stdout] test buf_batch::tests::test_batch_poll ... ok
[INFO] [stdout] test channel::buf_batch::tests::test_batch_max_size ... ok
[INFO] [stdout] test channel::multi_buf_batch::tests::test_batch_disconnected ... ok
[INFO] [stdout] test channel::multi_buf_batch::tests::test_batch_max_size ... ok
[INFO] [stdout] test channel::buf_batch::tests::test_batch_with_producer_thread ... ok
[INFO] [stdout] test channel::multi_buf_batch::tests::test_batch_with_producer_thread ... ok
[INFO] [stdout] test channel::tx_buf_batch::tests::test_batch_commit ... ok
[INFO] [stdout] test channel::buf_batch::tests::test_batch_disconnected ... ok
[INFO] [stdout] test channel::multi_buf_batch::tests::test_batch_drain ... ok
[INFO] [stdout] test channel::tx_buf_batch::tests::test_batch_disconnected ... ok
[INFO] [stdout] test channel::tx_buf_batch::tests::test_batch_retry ... ok
[INFO] [stdout] test channel::tx_buf_batch::tests::test_batch_command_complete ... ok
[INFO] [stdout] test channel::tx_buf_batch::tests::test_batch_with_producer_thread ... ok
[INFO] [stdout] test channel::buf_batch::tests::test_batch_command_complete ... ok
[INFO] [stdout] test multi_buf_batch::tests::test_batch_poll ... ok
[INFO] [stdout] test multi_buf_batch::tests::test_batch_max_size ... ok
[INFO] [stdout] test multi_buf_batch::tests::test_drain_stream ... ok
[INFO] [stdout] test multi_buf_batch::tests::test_flush ... ok
[INFO] [stdout] test buf_batch::tests::test_batch_max_duration ... ok
[INFO] [stdout] test channel::tx_buf_batch::tests::test_batch_max_duration ... ok
[INFO] [stdout] test multi_buf_batch::tests::test_batch_max_duration ... ok
[INFO] [stdout] test channel::buf_batch::tests::test_batch_max_duration ... ok
[INFO] [stdout] test channel::multi_buf_batch::tests::test_batch_max_duration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests multistream-batch
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/channel/buf_batch.rs - channel::buf_batch (line 8) ... ok
[INFO] [stdout] test src/channel/tx_buf_batch.rs - channel::tx_buf_batch (line 7) ... ok
[INFO] [stdout] test src/channel/multi_buf_batch.rs - channel::multi_buf_batch (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7c19bdc0289793ebda387a1c6c50413da77b282a92051726253feeaaaf7515ea"`
[INFO] running `"docker" "rm" "-f" "7c19bdc0289793ebda387a1c6c50413da77b282a92051726253feeaaaf7515ea"`
[INFO] [stdout] 7c19bdc0289793ebda387a1c6c50413da77b282a92051726253feeaaaf7515ea