[INFO] crate streaming-iterator 0.1.4 is already in cache
[INFO] extracting crate streaming-iterator 0.1.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/streaming-iterator/0.1.4
[INFO] extracting crate streaming-iterator 0.1.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/streaming-iterator/0.1.4
[INFO] validating manifest of streaming-iterator-0.1.4 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 streaming-iterator-0.1.4 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 streaming-iterator-0.1.4
[INFO] finished frobbing streaming-iterator-0.1.4
[INFO] frobbed toml for streaming-iterator-0.1.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/streaming-iterator/0.1.4/Cargo.toml
[INFO] started frobbing streaming-iterator-0.1.4
[INFO] finished frobbing streaming-iterator-0.1.4
[INFO] frobbed toml for streaming-iterator-0.1.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/streaming-iterator/0.1.4/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[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 streaming-iterator-0.1.4 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-7/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/streaming-iterator/0.1.4:/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] c4e4da0a321ff3609f2a595380e28652581ab9afa00a12018b2f1e0fb5419563
[INFO] running `"docker" "start" "-a" "c4e4da0a321ff3609f2a595380e28652581ab9afa00a12018b2f1e0fb5419563"`
[INFO] [stderr]    Compiling streaming-iterator v0.1.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "c4e4da0a321ff3609f2a595380e28652581ab9afa00a12018b2f1e0fb5419563"`
[INFO] running `"docker" "rm" "-f" "c4e4da0a321ff3609f2a595380e28652581ab9afa00a12018b2f1e0fb5419563"`
[INFO] [stdout] c4e4da0a321ff3609f2a595380e28652581ab9afa00a12018b2f1e0fb5419563
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/streaming-iterator/0.1.4:/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] 38f2828521f103ba13c1f810074bb2f9173357eb6bacdcd246e808e666b6f092
[INFO] running `"docker" "start" "-a" "38f2828521f103ba13c1f810074bb2f9173357eb6bacdcd246e808e666b6f092"`
[INFO] [stderr]    Compiling streaming-iterator v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1572:28
[INFO] [stderr]      |
[INFO] [stderr] 1572 |     fn _is_object_safe(_: &StreamingIterator<Item = ()>) {}
[INFO] [stderr]      |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StreamingIterator<Item = ()>`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "38f2828521f103ba13c1f810074bb2f9173357eb6bacdcd246e808e666b6f092"`
[INFO] running `"docker" "rm" "-f" "38f2828521f103ba13c1f810074bb2f9173357eb6bacdcd246e808e666b6f092"`
[INFO] [stdout] 38f2828521f103ba13c1f810074bb2f9173357eb6bacdcd246e808e666b6f092
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/streaming-iterator/0.1.4:/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] 40ac43e80e75bf37b427945e84bdcabf9f512cd46adc0bb1d3d43213a6a876ae
[INFO] running `"docker" "start" "-a" "40ac43e80e75bf37b427945e84bdcabf9f512cd46adc0bb1d3d43213a6a876ae"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/streaming_iterator-fe41352df80f7d5e
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test test::filter ... ok
[INFO] [stdout] test test::empty_iterator ... ok
[INFO] [stdout] test test::count ... ok
[INFO] [stdout] test test::cloned ... ok
[INFO] [stdout] test test::any ... ok
[INFO] [stdout] test test::for_each ... ok
[INFO] [stdout] test test::all ... ok
[INFO] [stdout] test test::for_each_rev ... ok
[INFO] [stdout] test test::fuse ... ok
[INFO] [stdout] test test::map ... ok
[INFO] [stdout] test test::map_ref ... ok
[INFO] [stdout] test test::nth ... ok
[INFO] [stdout] test test::position ... ok
[INFO] [stdout] test test::take ... ok
[INFO] [stdout] test test::rev ... ok
[INFO] [stdout] test test::rfold ... ok
[INFO] [stdout] test test::skip ... ok
[INFO] [stdout] test test::skip_while ... ok
[INFO] [stdout] test test::test_convert ... ok
[INFO] [stdout] test test::take_while ... ok
[INFO] [stdout] test test::test_convert_ref ... ok
[INFO] [stdout] test test::fold ... ok
[INFO] [stdout] test test::find ... ok
[INFO] [stdout] test test::filter_map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests streaming-iterator
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 12) ... ignored
[INFO] [stdout] test src/lib.rs - convert (line 437) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "40ac43e80e75bf37b427945e84bdcabf9f512cd46adc0bb1d3d43213a6a876ae"`
[INFO] running `"docker" "rm" "-f" "40ac43e80e75bf37b427945e84bdcabf9f512cd46adc0bb1d3d43213a6a876ae"`
[INFO] [stdout] 40ac43e80e75bf37b427945e84bdcabf9f512cd46adc0bb1d3d43213a6a876ae