[INFO] crate numrepr 0.1.0 is already in cache
[INFO] extracting crate numrepr 0.1.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/numrepr/0.1.0
[INFO] extracting crate numrepr 0.1.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/numrepr/0.1.0
[INFO] validating manifest of numrepr-0.1.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of numrepr-0.1.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing numrepr-0.1.0
[INFO] finished frobbing numrepr-0.1.0
[INFO] frobbed toml for numrepr-0.1.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/numrepr/0.1.0/Cargo.toml
[INFO] started frobbing numrepr-0.1.0
[INFO] finished frobbing numrepr-0.1.0
[INFO] frobbed toml for numrepr-0.1.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/numrepr/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing numrepr-0.1.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/numrepr/0.1.0:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 4359d1d3413ba77db7df6bd1dcaabd823abe8c1e526f38b606970f975fe90e5e
[INFO] running `"docker" "start" "-a" "4359d1d3413ba77db7df6bd1dcaabd823abe8c1e526f38b606970f975fe90e5e"`
[INFO] [stderr]    Compiling numrepr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/main.rs:117:11
[INFO] [stderr]     |
[INFO] [stderr] 117 |         s.trim_left_matches(self.prefix())
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `"docker" "inspect" "4359d1d3413ba77db7df6bd1dcaabd823abe8c1e526f38b606970f975fe90e5e"`
[INFO] running `"docker" "rm" "-f" "4359d1d3413ba77db7df6bd1dcaabd823abe8c1e526f38b606970f975fe90e5e"`
[INFO] [stdout] 4359d1d3413ba77db7df6bd1dcaabd823abe8c1e526f38b606970f975fe90e5e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/numrepr/0.1.0:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 025c3768a1c637b9f1f2c477947c49fbb527242ef0a2798862b6f802a89c84ee
[INFO] running `"docker" "start" "-a" "025c3768a1c637b9f1f2c477947c49fbb527242ef0a2798862b6f802a89c84ee"`
[INFO] [stderr]    Compiling numrepr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/main.rs:117:11
[INFO] [stderr]     |
[INFO] [stderr] 117 |         s.trim_left_matches(self.prefix())
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `"docker" "inspect" "025c3768a1c637b9f1f2c477947c49fbb527242ef0a2798862b6f802a89c84ee"`
[INFO] running `"docker" "rm" "-f" "025c3768a1c637b9f1f2c477947c49fbb527242ef0a2798862b6f802a89c84ee"`
[INFO] [stdout] 025c3768a1c637b9f1f2c477947c49fbb527242ef0a2798862b6f802a89c84ee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-4/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/numrepr/0.1.0:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 36b0da119e81028b251d4aa2ef887c8a31ee461d55b37060266e0ec63b145ff6
[INFO] running `"docker" "start" "-a" "36b0da119e81028b251d4aa2ef887c8a31ee461d55b37060266e0ec63b145ff6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/numrepr-a5e0df1b406169e5
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test::format_num_test ... ok
[INFO] [stdout] test test::_prepare_input ... ok
[INFO] [stdout] test test::numeral_parse_to_decimal ... ok
[INFO] [stdout] test test::numeral_trim_prefix ... ok
[INFO] [stdout] test test::numeral_prefix ... ok
[INFO] [stdout] test test::_parse_input ... ok
[INFO] [stdout] test test::numeral_determine ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "36b0da119e81028b251d4aa2ef887c8a31ee461d55b37060266e0ec63b145ff6"`
[INFO] running `"docker" "rm" "-f" "36b0da119e81028b251d4aa2ef887c8a31ee461d55b37060266e0ec63b145ff6"`
[INFO] [stdout] 36b0da119e81028b251d4aa2ef887c8a31ee461d55b37060266e0ec63b145ff6