[INFO] crate merging-iterator 1.1.0 is already in cache
[INFO] extracting crate merging-iterator 1.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/merging-iterator/1.1.0
[INFO] extracting crate merging-iterator 1.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/merging-iterator/1.1.0
[INFO] validating manifest of merging-iterator-1.1.0 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 merging-iterator-1.1.0 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 merging-iterator-1.1.0
[INFO] finished frobbing merging-iterator-1.1.0
[INFO] frobbed toml for merging-iterator-1.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/merging-iterator/1.1.0/Cargo.toml
[INFO] started frobbing merging-iterator-1.1.0
[INFO] finished frobbing merging-iterator-1.1.0
[INFO] frobbed toml for merging-iterator-1.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/merging-iterator/1.1.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing merging-iterator-1.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/merging-iterator/1.1.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b2c275c0bb705b0d3efc99ce35697cce03ba0de99b11d4700128228905f52adb
[INFO] running `"docker" "start" "-a" "b2c275c0bb705b0d3efc99ce35697cce03ba0de99b11d4700128228905f52adb"`
[INFO] [stderr]    Compiling merging-iterator v1.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "b2c275c0bb705b0d3efc99ce35697cce03ba0de99b11d4700128228905f52adb"`
[INFO] running `"docker" "rm" "-f" "b2c275c0bb705b0d3efc99ce35697cce03ba0de99b11d4700128228905f52adb"`
[INFO] [stdout] b2c275c0bb705b0d3efc99ce35697cce03ba0de99b11d4700128228905f52adb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/merging-iterator/1.1.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 35b72793098875a1a6d27a742c25d96ee627cfd8f00c06b354a00f4d56376daa
[INFO] running `"docker" "start" "-a" "35b72793098875a1a6d27a742c25d96ee627cfd8f00c06b354a00f4d56376daa"`
[INFO] [stderr]    Compiling merging-iterator v1.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `"docker" "inspect" "35b72793098875a1a6d27a742c25d96ee627cfd8f00c06b354a00f4d56376daa"`
[INFO] running `"docker" "rm" "-f" "35b72793098875a1a6d27a742c25d96ee627cfd8f00c06b354a00f4d56376daa"`
[INFO] [stdout] 35b72793098875a1a6d27a742c25d96ee627cfd8f00c06b354a00f4d56376daa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/merging-iterator/1.1.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] f3360c978a9b3190b2c6a2333bdc441d35d18f11a30a947afd26c65419ee38ab
[INFO] running `"docker" "start" "-a" "f3360c978a9b3190b2c6a2333bdc441d35d18f11a30a947afd26c65419ee38ab"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/merging_iterator-1befcdbedac3e847
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_multiple_iterators ... ok
[INFO] [stdout] test tests::test_merge_sorted_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" "f3360c978a9b3190b2c6a2333bdc441d35d18f11a30a947afd26c65419ee38ab"`
[INFO] running `"docker" "rm" "-f" "f3360c978a9b3190b2c6a2333bdc441d35d18f11a30a947afd26c65419ee38ab"`
[INFO] [stdout] f3360c978a9b3190b2c6a2333bdc441d35d18f11a30a947afd26c65419ee38ab