[INFO] crate xvii 0.3.4 is already in cache
[INFO] extracting crate xvii 0.3.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/xvii/0.3.4
[INFO] extracting crate xvii 0.3.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/xvii/0.3.4
[INFO] validating manifest of xvii-0.3.4 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 xvii-0.3.4 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 xvii-0.3.4
[INFO] finished frobbing xvii-0.3.4
[INFO] frobbed toml for xvii-0.3.4 written to work/ex/beta-1.37-6/sources/1.36.0/reg/xvii/0.3.4/Cargo.toml
[INFO] started frobbing xvii-0.3.4
[INFO] finished frobbing xvii-0.3.4
[INFO] frobbed toml for xvii-0.3.4 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/xvii/0.3.4/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 xvii-0.3.4 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-0/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/xvii/0.3.4:/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] 7c3dc12e1ac2da8baab3d78cf303e94c27ca324232373f55c822fb1537369c05
[INFO] running `"docker" "start" "-a" "7c3dc12e1ac2da8baab3d78cf303e94c27ca324232373f55c822fb1537369c05"`
[INFO] [stderr]    Compiling xvii v0.3.4 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/roman.rs:56:18
[INFO] [stderr]    |
[INFO] [stderr] 56 |             n @ 1...4999 => Some(Roman(n)),
[INFO] [stderr]    |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "7c3dc12e1ac2da8baab3d78cf303e94c27ca324232373f55c822fb1537369c05"`
[INFO] running `"docker" "rm" "-f" "7c3dc12e1ac2da8baab3d78cf303e94c27ca324232373f55c822fb1537369c05"`
[INFO] [stdout] 7c3dc12e1ac2da8baab3d78cf303e94c27ca324232373f55c822fb1537369c05
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/xvii/0.3.4:/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] 46050af5e3e1d9c7c1a5fe4fcbae73b2c58b525df79f04a9e499909202747a73
[INFO] running `"docker" "start" "-a" "46050af5e3e1d9c7c1a5fe4fcbae73b2c58b525df79f04a9e499909202747a73"`
[INFO] [stderr]    Compiling xvii v0.3.4 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/roman.rs:56:18
[INFO] [stderr]    |
[INFO] [stderr] 56 |             n @ 1...4999 => Some(Roman(n)),
[INFO] [stderr]    |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "46050af5e3e1d9c7c1a5fe4fcbae73b2c58b525df79f04a9e499909202747a73"`
[INFO] running `"docker" "rm" "-f" "46050af5e3e1d9c7c1a5fe4fcbae73b2c58b525df79f04a9e499909202747a73"`
[INFO] [stdout] 46050af5e3e1d9c7c1a5fe4fcbae73b2c58b525df79f04a9e499909202747a73
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/xvii/0.3.4:/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] cff4ebad97bf4cccec8fe730fb6ac39651e1ad3ac8c0dd8d1454f71bbf57f250
[INFO] running `"docker" "start" "-a" "cff4ebad97bf4cccec8fe730fb6ac39651e1ad3ac8c0dd8d1454f71bbf57f250"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xvii-60fc414d37b46d30
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test unit::tests::i_equals_sequence_1 ... ok
[INFO] [stdout] test unit::tests::i_equals_1 ... ok
[INFO] [stdout] test roman::tests::mmmmcmxcix_parses_as_4999 ... ok
[INFO] [stdout] test roman::tests::mmmcmxcix_value_equals_3999 ... ok
[INFO] [stdout] test roman::tests::mmdxxix_equals_2529 ... ok
[INFO] [stdout] test roman::tests::mcmlxxxiv_equals_1984 ... ok
[INFO] [stdout] test unit::tests::to_digit_works ... ok
[INFO] [stdout] test roman::tests::max_value_equals_4999 ... ok
[INFO] [stdout] test unit::tests::iiiiix_equals_5 ... ok
[INFO] [stdout] test roman::tests::mmcmxcix_equals_2999 ... ok
[INFO] [stdout] test unit::tests::ix_equals_9 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xvii
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 13) ... 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" "cff4ebad97bf4cccec8fe730fb6ac39651e1ad3ac8c0dd8d1454f71bbf57f250"`
[INFO] running `"docker" "rm" "-f" "cff4ebad97bf4cccec8fe730fb6ac39651e1ad3ac8c0dd8d1454f71bbf57f250"`
[INFO] [stdout] cff4ebad97bf4cccec8fe730fb6ac39651e1ad3ac8c0dd8d1454f71bbf57f250