[INFO] updating cached repository jeremystucki/mvr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jeremystucki/mvr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jeremystucki/mvr" "work/ex/beta-1.38-1/sources/1.37.0/gh/jeremystucki/mvr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jeremystucki/mvr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jeremystucki/mvr" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeremystucki/mvr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeremystucki/mvr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dddc43f058fe2b3d71f6646daad9c5a523bdd2e8
[INFO] sha for GitHub repo jeremystucki/mvr: dddc43f058fe2b3d71f6646daad9c5a523bdd2e8
[INFO] validating manifest of jeremystucki/mvr on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jeremystucki/mvr on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jeremystucki/mvr
[INFO] finished frobbing jeremystucki/mvr
[INFO] frobbed toml for jeremystucki/mvr written to work/ex/beta-1.38-1/sources/1.37.0/gh/jeremystucki/mvr/Cargo.toml
[INFO] started frobbing jeremystucki/mvr
[INFO] finished frobbing jeremystucki/mvr
[INFO] frobbed toml for jeremystucki/mvr written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jeremystucki/mvr/Cargo.toml
[INFO] crate jeremystucki/mvr already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jeremystucki/mvr against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jeremystucki/mvr:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 947caaa6b948e5b606ddcbe15089595c615fc208cc880e83c131d1fb7f058226
[INFO] running `"docker" "start" "-a" "947caaa6b948e5b606ddcbe15089595c615fc208cc880e83c131d1fb7f058226"`
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling mvr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/matching_pattern.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ParserImpl`
[INFO] [stderr]   --> src/replacement_pattern.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | struct ParserImpl {}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/replacement_pattern.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.63s
[INFO] running `"docker" "inspect" "947caaa6b948e5b606ddcbe15089595c615fc208cc880e83c131d1fb7f058226"`
[INFO] running `"docker" "rm" "-f" "947caaa6b948e5b606ddcbe15089595c615fc208cc880e83c131d1fb7f058226"`
[INFO] [stdout] 947caaa6b948e5b606ddcbe15089595c615fc208cc880e83c131d1fb7f058226
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jeremystucki/mvr:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 688d27c86839903924c8638c4de2bb99dde58d6ea0764f5e2cf77069afdac8be
[INFO] running `"docker" "start" "-a" "688d27c86839903924c8638c4de2bb99dde58d6ea0764f5e2cf77069afdac8be"`
[INFO] [stderr]    Compiling mvr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `"docker" "inspect" "688d27c86839903924c8638c4de2bb99dde58d6ea0764f5e2cf77069afdac8be"`
[INFO] running `"docker" "rm" "-f" "688d27c86839903924c8638c4de2bb99dde58d6ea0764f5e2cf77069afdac8be"`
[INFO] [stdout] 688d27c86839903924c8638c4de2bb99dde58d6ea0764f5e2cf77069afdac8be
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jeremystucki/mvr:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 5fca349b85f78bc4586c682dfe1f5012134900f537c7f97f1be7afc0999c224d
[INFO] running `"docker" "start" "-a" "5fca349b85f78bc4586c682dfe1f5012134900f537c7f97f1be7afc0999c224d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mvr-46d899ff23d650b8
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test matching_pattern::tests::fails_with_repeated_wildcards_3 ... ok
[INFO] [stdout] test matching_pattern::tests::fails_with_repeated_wildcards_5 ... ok
[INFO] [stdout] test matching_pattern::tests::fails_with_repeated_wildcards_6 ... ok
[INFO] [stdout] test matching_pattern::tests::fails_with_repeated_wildcards_1 ... ok
[INFO] [stdout] test matching_pattern::tests::fails_with_repeated_wildcards_4 ... ok
[INFO] [stdout] test matching_pattern::tests::fails_with_repeated_wildcards_7 ... ok
[INFO] [stdout] test matching_pattern::tests::fails_with_repeated_wildcards_2 ... ok
[INFO] [stdout] test matching_pattern::tests::fails_with_repeated_wildcards_8 ... ok
[INFO] [stdout] test replacement_pattern::tests::parse_with_group_only ... ok
[INFO] [stdout] test matching_pattern::tests::parse_with_fixed_length_pattern ... ok
[INFO] [stdout] test matching_pattern::tests::parse_with_wildcard_pattern ... ok
[INFO] [stdout] test matching_pattern::tests::parse_with_text_only ... ok
[INFO] [stdout] test replacement_pattern::tests::parse_with_multiple_groups ... ok
[INFO] [stdout] test matching_pattern::tests::parse_with_wildcard_and_fixed_length_token_in_capture_group ... ok
[INFO] [stdout] test matching_pattern::tests::parse_with_wildcard_pattern_inside_capture_group ... ok
[INFO] [stdout] test matching_pattern::tests::parse_fails_with_mismatched_grouping ... ok
[INFO] [stdout] test replacement_pattern::tests::parse_with_text_only ... ok
[INFO] [stdout] test replacement_pattern::tests::parse_fails_with_0_group ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5fca349b85f78bc4586c682dfe1f5012134900f537c7f97f1be7afc0999c224d"`
[INFO] running `"docker" "rm" "-f" "5fca349b85f78bc4586c682dfe1f5012134900f537c7f97f1be7afc0999c224d"`
[INFO] [stdout] 5fca349b85f78bc4586c682dfe1f5012134900f537c7f97f1be7afc0999c224d