[INFO] crate petrovich 0.1.1 is already in cache
[INFO] extracting crate petrovich 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/petrovich/0.1.1
[INFO] extracting crate petrovich 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/petrovich/0.1.1
[INFO] validating manifest of petrovich-0.1.1 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 petrovich-0.1.1 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 petrovich-0.1.1
[INFO] finished frobbing petrovich-0.1.1
[INFO] frobbed toml for petrovich-0.1.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/petrovich/0.1.1/Cargo.toml
[INFO] started frobbing petrovich-0.1.1
[INFO] finished frobbing petrovich-0.1.1
[INFO] frobbed toml for petrovich-0.1.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/petrovich/0.1.1/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 petrovich-0.1.1 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-2/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/petrovich/0.1.1:/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] ecae6468bd76bf6f9ed1d8ff9a3ca2d428302f9e590057af22198ea838c8152d
[INFO] running `"docker" "start" "-a" "ecae6468bd76bf6f9ed1d8ff9a3ca2d428302f9e590057af22198ea838c8152d"`
[INFO] [stderr]    Compiling petrovich v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/lib.rs:191:34
[INFO] [stderr]     |
[INFO] [stderr] 191 |         let postfix = inflection.trim_left_matches(matches);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "ecae6468bd76bf6f9ed1d8ff9a3ca2d428302f9e590057af22198ea838c8152d"`
[INFO] running `"docker" "rm" "-f" "ecae6468bd76bf6f9ed1d8ff9a3ca2d428302f9e590057af22198ea838c8152d"`
[INFO] [stdout] ecae6468bd76bf6f9ed1d8ff9a3ca2d428302f9e590057af22198ea838c8152d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/petrovich/0.1.1:/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] 4bb5f34c2ac29c832f80e2f91504df5e5c2bb5cfc463557e9443f9f7abf3880e
[INFO] running `"docker" "start" "-a" "4bb5f34c2ac29c832f80e2f91504df5e5c2bb5cfc463557e9443f9f7abf3880e"`
[INFO] [stderr]    Compiling petrovich v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/lib.rs:191:34
[INFO] [stderr]     |
[INFO] [stderr] 191 |         let postfix = inflection.trim_left_matches(matches);
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `subject`
[INFO] [stderr]    --> src/lib.rs:249:9
[INFO] [stderr]     |
[INFO] [stderr] 249 |     let subject = Petrovich::new();
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_subject`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `subject`
[INFO] [stderr]    --> src/lib.rs:368:9
[INFO] [stderr]     |
[INFO] [stderr] 368 |     let subject = Petrovich::new();
[INFO] [stderr]     |         ^^^^^^^ help: consider prefixing with an underscore: `_subject`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `"docker" "inspect" "4bb5f34c2ac29c832f80e2f91504df5e5c2bb5cfc463557e9443f9f7abf3880e"`
[INFO] running `"docker" "rm" "-f" "4bb5f34c2ac29c832f80e2f91504df5e5c2bb5cfc463557e9443f9f7abf3880e"`
[INFO] [stdout] 4bb5f34c2ac29c832f80e2f91504df5e5c2bb5cfc463557e9443f9f7abf3880e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/petrovich/0.1.1:/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] 9c3e2d92bba29579674527ccfc19fb117abbb374d102dd7d40c32ce089a51e3f
[INFO] running `"docker" "start" "-a" "9c3e2d92bba29579674527ccfc19fb117abbb374d102dd7d40c32ce089a51e3f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/petrovich-974cd4e72d22db02
[INFO] [stdout] running 6 tests
[INFO] [stdout] test should_detect_gender ... ok
[INFO] [stdout] test should_inflect_first_names ... ok
[INFO] [stdout] test should_initialize ... ok
[INFO] [stdout] test should_error ... ok
[INFO] [stdout] test should_inflect_complex_male_lastnames ... ok
[INFO] [stdout] test should_inflect_complex_female_lastnames ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests petrovich
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 18) ... ok
[INFO] [stdout] test src/lib.rs -  (line 24) ... 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" "9c3e2d92bba29579674527ccfc19fb117abbb374d102dd7d40c32ce089a51e3f"`
[INFO] running `"docker" "rm" "-f" "9c3e2d92bba29579674527ccfc19fb117abbb374d102dd7d40c32ce089a51e3f"`
[INFO] [stdout] 9c3e2d92bba29579674527ccfc19fb117abbb374d102dd7d40c32ce089a51e3f