[INFO] updating cached repository kmoschcau/rust-bf
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kmoschcau/rust-bf
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kmoschcau/rust-bf" "work/ex/beta-1.38-1/sources/1.37.0/gh/kmoschcau/rust-bf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kmoschcau/rust-bf'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kmoschcau/rust-bf" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kmoschcau/rust-bf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kmoschcau/rust-bf'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6386226c2b9dd97335d582e463c3c9eac2f5002f
[INFO] sha for GitHub repo kmoschcau/rust-bf: 6386226c2b9dd97335d582e463c3c9eac2f5002f
[INFO] validating manifest of kmoschcau/rust-bf 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 kmoschcau/rust-bf 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 kmoschcau/rust-bf
[INFO] finished frobbing kmoschcau/rust-bf
[INFO] frobbed toml for kmoschcau/rust-bf written to work/ex/beta-1.38-1/sources/1.37.0/gh/kmoschcau/rust-bf/Cargo.toml
[INFO] started frobbing kmoschcau/rust-bf
[INFO] finished frobbing kmoschcau/rust-bf
[INFO] frobbed toml for kmoschcau/rust-bf written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kmoschcau/rust-bf/Cargo.toml
[INFO] crate kmoschcau/rust-bf 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 kmoschcau/rust-bf 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-7/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/kmoschcau/rust-bf:/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] 487baa4ba3a6e30172acd8fb4bd2cb5c7596dc46a3be3df9ec078cec99ca0a67
[INFO] running `"docker" "start" "-a" "487baa4ba3a6e30172acd8fb4bd2cb5c7596dc46a3be3df9ec078cec99ca0a67"`
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]    Compiling regex-syntax v0.6.7
[INFO] [stderr]    Compiling brainfuck v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/bf_interpreter.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn reset(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.38s
[INFO] running `"docker" "inspect" "487baa4ba3a6e30172acd8fb4bd2cb5c7596dc46a3be3df9ec078cec99ca0a67"`
[INFO] running `"docker" "rm" "-f" "487baa4ba3a6e30172acd8fb4bd2cb5c7596dc46a3be3df9ec078cec99ca0a67"`
[INFO] [stdout] 487baa4ba3a6e30172acd8fb4bd2cb5c7596dc46a3be3df9ec078cec99ca0a67
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/kmoschcau/rust-bf:/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] 0b669779eafef82619f5ba8b710c50b597bcdcef6d509e4d92002ff86db6b5fb
[INFO] running `"docker" "start" "-a" "0b669779eafef82619f5ba8b710c50b597bcdcef6d509e4d92002ff86db6b5fb"`
[INFO] [stderr]    Compiling brainfuck v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/bf_interpreter.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn reset(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "0b669779eafef82619f5ba8b710c50b597bcdcef6d509e4d92002ff86db6b5fb"`
[INFO] running `"docker" "rm" "-f" "0b669779eafef82619f5ba8b710c50b597bcdcef6d509e4d92002ff86db6b5fb"`
[INFO] [stdout] 0b669779eafef82619f5ba8b710c50b597bcdcef6d509e4d92002ff86db6b5fb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/kmoschcau/rust-bf:/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] d1b777e1fdad76077f6d57db79057731e4f283ffbc79ae577f5718160d1ff121
[INFO] running `"docker" "start" "-a" "d1b777e1fdad76077f6d57db79057731e4f283ffbc79ae577f5718160d1ff121"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/brainfuck-93d6114a1bbd0b84
[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" "d1b777e1fdad76077f6d57db79057731e4f283ffbc79ae577f5718160d1ff121"`
[INFO] running `"docker" "rm" "-f" "d1b777e1fdad76077f6d57db79057731e4f283ffbc79ae577f5718160d1ff121"`
[INFO] [stdout] d1b777e1fdad76077f6d57db79057731e4f283ffbc79ae577f5718160d1ff121