[INFO] crate irmatch 0.2.0 is already in cache
[INFO] extracting crate irmatch 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/irmatch/0.2.0
[INFO] extracting crate irmatch 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/irmatch/0.2.0
[INFO] validating manifest of irmatch-0.2.0 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 irmatch-0.2.0 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 irmatch-0.2.0
[INFO] finished frobbing irmatch-0.2.0
[INFO] frobbed toml for irmatch-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/irmatch/0.2.0/Cargo.toml
[INFO] started frobbing irmatch-0.2.0
[INFO] finished frobbing irmatch-0.2.0
[INFO] frobbed toml for irmatch-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/irmatch/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing irmatch-0.2.0 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/irmatch/0.2.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 5cb961c9530d633ea83ac90b46bcdb247909cab098e7500f8a5b36298a438546
[INFO] running `"docker" "start" "-a" "5cb961c9530d633ea83ac90b46bcdb247909cab098e7500f8a5b36298a438546"`
[INFO] [stderr]    Compiling irmatch v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `"docker" "inspect" "5cb961c9530d633ea83ac90b46bcdb247909cab098e7500f8a5b36298a438546"`
[INFO] running `"docker" "rm" "-f" "5cb961c9530d633ea83ac90b46bcdb247909cab098e7500f8a5b36298a438546"`
[INFO] [stdout] 5cb961c9530d633ea83ac90b46bcdb247909cab098e7500f8a5b36298a438546
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/irmatch/0.2.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4eec25128b2c9f5591d67fbeab0ab5a134b0dfa22499b53e8bc76d803c13d09a
[INFO] running `"docker" "start" "-a" "4eec25128b2c9f5591d67fbeab0ab5a134b0dfa22499b53e8bc76d803c13d09a"`
[INFO] [stderr]    Compiling irmatch v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/lib.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let v = irmatch!(t; T::D => ());
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]   --> src/lib.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 |         let v = irmatch!(t; T::E{..} => ());
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `C`
[INFO] [stderr]   --> src/lib.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         C(i32, bool),
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "4eec25128b2c9f5591d67fbeab0ab5a134b0dfa22499b53e8bc76d803c13d09a"`
[INFO] running `"docker" "rm" "-f" "4eec25128b2c9f5591d67fbeab0ab5a134b0dfa22499b53e8bc76d803c13d09a"`
[INFO] [stdout] 4eec25128b2c9f5591d67fbeab0ab5a134b0dfa22499b53e8bc76d803c13d09a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/irmatch/0.2.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 87fc03bb8347240861c69f5ddb371aee1453f87051350db66dd53c059a5fd533
[INFO] running `"docker" "start" "-a" "87fc03bb8347240861c69f5ddb371aee1453f87051350db66dd53c059a5fd533"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/irmatch-d175d73a613b56dc
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_double_tuple ... ok
[INFO] [stdout] test tests::test_empty ... ok
[INFO] [stdout] test tests::multi_pattern ... ok
[INFO] [stdout] test tests::test_single_tuple ... ok
[INFO] [stdout] test tests::test_struct ... ok
[INFO] [stdout] test tests::test_invariant_error ... ok
[INFO] [stdout] test tests::multi_pattern_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests irmatch
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "87fc03bb8347240861c69f5ddb371aee1453f87051350db66dd53c059a5fd533"`
[INFO] running `"docker" "rm" "-f" "87fc03bb8347240861c69f5ddb371aee1453f87051350db66dd53c059a5fd533"`
[INFO] [stdout] 87fc03bb8347240861c69f5ddb371aee1453f87051350db66dd53c059a5fd533