[INFO] crate assert_matches 1.3.0 is already in cache
[INFO] extracting crate assert_matches 1.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/assert_matches/1.3.0
[INFO] extracting crate assert_matches 1.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/assert_matches/1.3.0
[INFO] validating manifest of assert_matches-1.3.0 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 assert_matches-1.3.0 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 assert_matches-1.3.0
[INFO] finished frobbing assert_matches-1.3.0
[INFO] frobbed toml for assert_matches-1.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/assert_matches/1.3.0/Cargo.toml
[INFO] started frobbing assert_matches-1.3.0
[INFO] finished frobbing assert_matches-1.3.0
[INFO] frobbed toml for assert_matches-1.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/assert_matches/1.3.0/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 assert_matches-1.3.0 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/assert_matches/1.3.0:/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] 996402a7366095acfe660a56e8980a7d3acefcb087f5352aaba0c49bcabaea4a
[INFO] running `"docker" "start" "-a" "996402a7366095acfe660a56e8980a7d3acefcb087f5352aaba0c49bcabaea4a"`
[INFO] [stderr]    Compiling assert_matches v1.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `"docker" "inspect" "996402a7366095acfe660a56e8980a7d3acefcb087f5352aaba0c49bcabaea4a"`
[INFO] running `"docker" "rm" "-f" "996402a7366095acfe660a56e8980a7d3acefcb087f5352aaba0c49bcabaea4a"`
[INFO] [stdout] 996402a7366095acfe660a56e8980a7d3acefcb087f5352aaba0c49bcabaea4a
[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/reg/assert_matches/1.3.0:/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] b226d66d371a84a4b4622de4942a3df57f08d5fc4817b97fb00a2941212d0aeb
[INFO] running `"docker" "start" "-a" "b226d66d371a84a4b4622de4942a3df57f08d5fc4817b97fb00a2941212d0aeb"`
[INFO] [stderr]    Compiling assert_matches v1.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `"docker" "inspect" "b226d66d371a84a4b4622de4942a3df57f08d5fc4817b97fb00a2941212d0aeb"`
[INFO] running `"docker" "rm" "-f" "b226d66d371a84a4b4622de4942a3df57f08d5fc4817b97fb00a2941212d0aeb"`
[INFO] [stdout] b226d66d371a84a4b4622de4942a3df57f08d5fc4817b97fb00a2941212d0aeb
[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/reg/assert_matches/1.3.0:/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] d96ef9f02cb7eb47928a27db015ca415fe3df790bc04f817dff5d585eec7e4d3
[INFO] running `"docker" "start" "-a" "d96ef9f02cb7eb47928a27db015ca415fe3df790bc04f817dff5d585eec7e4d3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/assert_matches-31d4c9443240f9ca
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::test_assert_no_move ... ok
[INFO] [stdout] test test::assert_with_message ... ok
[INFO] [stdout] test test::test_assert_succeed ... ok
[INFO] [stdout] test test::test_assert_panic_1 ... ok
[INFO] [stderr]    Doc-tests assert_matches
[INFO] [stdout] test test::test_assert_panic_2 ... ok
[INFO] [stdout] test test::test_assert_panic_5 ... ok
[INFO] [stdout] test test::test_assert_panic_4 ... ok
[INFO] [stdout] test test::test_assert_panic_0 ... ok
[INFO] [stdout] test test::test_assert_panic_6 ... ok
[INFO] [stdout] test test::test_panic_message ... ok
[INFO] [stdout] test test::test_assert_panic_3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - assert_matches (line 26) ... 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" "d96ef9f02cb7eb47928a27db015ca415fe3df790bc04f817dff5d585eec7e4d3"`
[INFO] running `"docker" "rm" "-f" "d96ef9f02cb7eb47928a27db015ca415fe3df790bc04f817dff5d585eec7e4d3"`
[INFO] [stdout] d96ef9f02cb7eb47928a27db015ca415fe3df790bc04f817dff5d585eec7e4d3