[INFO] updating cached repository HeroicKatora/automata
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/HeroicKatora/automata
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/HeroicKatora/automata" "work/ex/beta-1.38-1/sources/1.37.0/gh/HeroicKatora/automata"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/HeroicKatora/automata'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/HeroicKatora/automata" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HeroicKatora/automata"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HeroicKatora/automata'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d8874f5786695b15245fb3b047a5f47625d0518e
[INFO] sha for GitHub repo HeroicKatora/automata: d8874f5786695b15245fb3b047a5f47625d0518e
[INFO] validating manifest of HeroicKatora/automata 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 HeroicKatora/automata 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 HeroicKatora/automata
[INFO] finished frobbing HeroicKatora/automata
[INFO] frobbed toml for HeroicKatora/automata written to work/ex/beta-1.38-1/sources/1.37.0/gh/HeroicKatora/automata/Cargo.toml
[INFO] started frobbing HeroicKatora/automata
[INFO] finished frobbing HeroicKatora/automata
[INFO] frobbed toml for HeroicKatora/automata written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HeroicKatora/automata/Cargo.toml
[INFO] crate HeroicKatora/automata 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing HeroicKatora/automata against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HeroicKatora/automata:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 2bb3f532abf26f9eff4f5d196d5c83111b4c2be9bfe286a491a86a123f001123
[INFO] running `"docker" "start" "-a" "2bb3f532abf26f9eff4f5d196d5c83111b4c2be9bfe286a491a86a123f001123"`
[INFO] [stderr]    Compiling automata v0.0.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/deterministic.rs:172:41
[INFO] [stderr]     |
[INFO] [stderr] 172 |     pub fn write_to(&self, output: &mut Write) -> io::Result<()>
[INFO] [stderr]     |                                         ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dfa.rs:102:41
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn write_to(&self, output: &mut Write) -> io::Result<()> 
[INFO] [stderr]     |                                         ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/nfa.rs:268:41
[INFO] [stderr]     |
[INFO] [stderr] 268 |     pub fn write_to(&self, output: &mut Write) -> io::Result<()> 
[INFO] [stderr]     |                                         ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.02s
[INFO] running `"docker" "inspect" "2bb3f532abf26f9eff4f5d196d5c83111b4c2be9bfe286a491a86a123f001123"`
[INFO] running `"docker" "rm" "-f" "2bb3f532abf26f9eff4f5d196d5c83111b4c2be9bfe286a491a86a123f001123"`
[INFO] [stdout] 2bb3f532abf26f9eff4f5d196d5c83111b4c2be9bfe286a491a86a123f001123
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HeroicKatora/automata:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 27711d2d21baa7055dc2b4eb6cbb98c3a9412f68b0c32d016fb68a4adbe57dd5
[INFO] running `"docker" "start" "-a" "27711d2d21baa7055dc2b4eb6cbb98c3a9412f68b0c32d016fb68a4adbe57dd5"`
[INFO] [stderr]    Compiling automata v0.0.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/deterministic.rs:172:41
[INFO] [stderr]     |
[INFO] [stderr] 172 |     pub fn write_to(&self, output: &mut Write) -> io::Result<()>
[INFO] [stderr]     |                                         ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dfa.rs:102:41
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn write_to(&self, output: &mut Write) -> io::Result<()> 
[INFO] [stderr]     |                                         ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/nfa.rs:268:41
[INFO] [stderr]     |
[INFO] [stderr] 268 |     pub fn write_to(&self, output: &mut Write) -> io::Result<()> 
[INFO] [stderr]     |                                         ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.81s
[INFO] running `"docker" "inspect" "27711d2d21baa7055dc2b4eb6cbb98c3a9412f68b0c32d016fb68a4adbe57dd5"`
[INFO] running `"docker" "rm" "-f" "27711d2d21baa7055dc2b4eb6cbb98c3a9412f68b0c32d016fb68a4adbe57dd5"`
[INFO] [stdout] 27711d2d21baa7055dc2b4eb6cbb98c3a9412f68b0c32d016fb68a4adbe57dd5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HeroicKatora/automata:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] dad0e72ad988f6fdf670b157572e76f40833015c2ddc2d0a98efaab3e320aeba
[INFO] running `"docker" "start" "-a" "dad0e72ad988f6fdf670b157572e76f40833015c2ddc2d0a98efaab3e320aeba"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/automata-5371e224d5a4d8b7
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test dfa::tests::contains ... ok
[INFO] [stdout] test dfa::tests::pairing ... ok
[INFO] [stdout] test dfa::tests::build_and_format ... ok
[INFO] [stdout] test dot::tests::identifiers ... ok
[INFO] [stdout] test nfa::tests::contains ... ok
[INFO] [stdout] test nfa::tests::build_and_format ... ok
[INFO] [stdout] test nfa::tests::convert_to_dfa ... ok
[INFO] [stdout] test dfa::tests::pairing_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test-8b091a9cecdc8324
[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] [stderr]    Doc-tests automata
[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" "dad0e72ad988f6fdf670b157572e76f40833015c2ddc2d0a98efaab3e320aeba"`
[INFO] running `"docker" "rm" "-f" "dad0e72ad988f6fdf670b157572e76f40833015c2ddc2d0a98efaab3e320aeba"`
[INFO] [stdout] dad0e72ad988f6fdf670b157572e76f40833015c2ddc2d0a98efaab3e320aeba