[INFO] crate iterator-enum 0.2.0 is already in cache
[INFO] extracting crate iterator-enum 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/iterator-enum/0.2.0
[INFO] extracting crate iterator-enum 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iterator-enum/0.2.0
[INFO] validating manifest of iterator-enum-0.2.0 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 iterator-enum-0.2.0 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 iterator-enum-0.2.0
[INFO] finished frobbing iterator-enum-0.2.0
[INFO] frobbed toml for iterator-enum-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/iterator-enum/0.2.0/Cargo.toml
[INFO] started frobbing iterator-enum-0.2.0
[INFO] finished frobbing iterator-enum-0.2.0
[INFO] frobbed toml for iterator-enum-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iterator-enum/0.2.0/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 iterator-enum-0.2.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/iterator-enum/0.2.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] bd1744384d40200fd3f53c4ac35a5fc1f5bdf9518244cb4bfe0654ac0680f7f3
[INFO] running `"docker" "start" "-a" "bd1744384d40200fd3f53c4ac35a5fc1f5bdf9518244cb4bfe0654ac0680f7f3"`
[INFO] [stderr]    Compiling derive_utils v0.7.2
[INFO] [stderr]    Compiling iterator-enum v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.46s
[INFO] running `"docker" "inspect" "bd1744384d40200fd3f53c4ac35a5fc1f5bdf9518244cb4bfe0654ac0680f7f3"`
[INFO] running `"docker" "rm" "-f" "bd1744384d40200fd3f53c4ac35a5fc1f5bdf9518244cb4bfe0654ac0680f7f3"`
[INFO] [stdout] bd1744384d40200fd3f53c4ac35a5fc1f5bdf9518244cb4bfe0654ac0680f7f3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/iterator-enum/0.2.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e098887f9c8c92d5ee1c9ac8902c42fafa231055274a34086fb9c39410f438eb
[INFO] running `"docker" "start" "-a" "e098887f9c8c92d5ee1c9ac8902c42fafa231055274a34086fb9c39410f438eb"`
[INFO] [stderr]    Compiling iterator-enum v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "e098887f9c8c92d5ee1c9ac8902c42fafa231055274a34086fb9c39410f438eb"`
[INFO] running `"docker" "rm" "-f" "e098887f9c8c92d5ee1c9ac8902c42fafa231055274a34086fb9c39410f438eb"`
[INFO] [stdout] e098887f9c8c92d5ee1c9ac8902c42fafa231055274a34086fb9c39410f438eb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/iterator-enum/0.2.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 3261377f0af6882d6b7b8bbbf8519f2917aea6d0f71c1656617f1ac97b7e69da
[INFO] running `"docker" "start" "-a" "3261377f0af6882d6b7b8bbbf8519f2917aea6d0f71c1656617f1ac97b7e69da"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iterator_enum-d70f4f1b67f0f9b0
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test-898df87379317641
[INFO] [stderr]    Doc-tests iterator-enum
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 5) ... 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" "3261377f0af6882d6b7b8bbbf8519f2917aea6d0f71c1656617f1ac97b7e69da"`
[INFO] running `"docker" "rm" "-f" "3261377f0af6882d6b7b8bbbf8519f2917aea6d0f71c1656617f1ac97b7e69da"`
[INFO] [stdout] 3261377f0af6882d6b7b8bbbf8519f2917aea6d0f71c1656617f1ac97b7e69da