[INFO] crate merging-iterator 1.1.0 is already in cache
[INFO] testing merging-iterator-1.1.0 against 1.38.0 for beta-1.39-1
[INFO] extracting crate merging-iterator 1.1.0 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate merging-iterator 1.1.0 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate merging-iterator 1.1.0
[INFO] finished tweaking crates.io crate merging-iterator 1.1.0
[INFO] tweaked toml for crates.io crate merging-iterator 1.1.0 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 19d8c2619e4f9baf76521c81a1f36bc8bc627099bb95d7bb0da6c229ef1803e6
[INFO] running `"docker" "start" "-a" "19d8c2619e4f9baf76521c81a1f36bc8bc627099bb95d7bb0da6c229ef1803e6"`
[INFO] [stderr]    Compiling merging-iterator v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `"docker" "inspect" "19d8c2619e4f9baf76521c81a1f36bc8bc627099bb95d7bb0da6c229ef1803e6"`
[INFO] running `"docker" "rm" "-f" "19d8c2619e4f9baf76521c81a1f36bc8bc627099bb95d7bb0da6c229ef1803e6"`
[INFO] [stdout] 19d8c2619e4f9baf76521c81a1f36bc8bc627099bb95d7bb0da6c229ef1803e6
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a3384c098b40ede0e8d93413d9af32bcefad1cd2fe643f7376413094a3d1e06c
[INFO] running `"docker" "start" "-a" "a3384c098b40ede0e8d93413d9af32bcefad1cd2fe643f7376413094a3d1e06c"`
[INFO] [stderr]    Compiling merging-iterator v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.56s
[INFO] running `"docker" "inspect" "a3384c098b40ede0e8d93413d9af32bcefad1cd2fe643f7376413094a3d1e06c"`
[INFO] running `"docker" "rm" "-f" "a3384c098b40ede0e8d93413d9af32bcefad1cd2fe643f7376413094a3d1e06c"`
[INFO] [stdout] a3384c098b40ede0e8d93413d9af32bcefad1cd2fe643f7376413094a3d1e06c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] fdfb9eeacc273ab239724add431820c997e9680045f53581ec4f62de8cf1cdec
[INFO] running `"docker" "start" "-a" "fdfb9eeacc273ab239724add431820c997e9680045f53581ec4f62de8cf1cdec"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/merging_iterator-314a70e8af8054eb
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_merge_sorted_iterators ... ok
[INFO] [stdout] test tests::test_multiple_iterators ... ok
[INFO] [stdout] test tests::test_is_sorted_property ... ok
[INFO] [stdout] test tests::test_is_sorted_property_for_multiple_iterators ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests merging-iterator
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - MergeIter<L, R, T>::with_custom_ordering (line 61) ... ok
[INFO] [stdout] test src/lib.rs - MergeIter<L, R, T>::new (line 31) ... 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" "fdfb9eeacc273ab239724add431820c997e9680045f53581ec4f62de8cf1cdec"`
[INFO] running `"docker" "rm" "-f" "fdfb9eeacc273ab239724add431820c997e9680045f53581ec4f62de8cf1cdec"`
[INFO] [stdout] fdfb9eeacc273ab239724add431820c997e9680045f53581ec4f62de8cf1cdec