[INFO] updating cached repository stan4cb/rs-brainfuck
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/stan4cb/rs-brainfuck
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/stan4cb/rs-brainfuck" "work/ex/beta-1.38-1/sources/1.37.0/gh/stan4cb/rs-brainfuck"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/stan4cb/rs-brainfuck'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/stan4cb/rs-brainfuck" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stan4cb/rs-brainfuck"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stan4cb/rs-brainfuck'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 364e8f045b1d3b1da9a25d01608b84e5ec663ac1
[INFO] sha for GitHub repo stan4cb/rs-brainfuck: 364e8f045b1d3b1da9a25d01608b84e5ec663ac1
[INFO] validating manifest of stan4cb/rs-brainfuck 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 stan4cb/rs-brainfuck 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 stan4cb/rs-brainfuck
[INFO] finished frobbing stan4cb/rs-brainfuck
[INFO] frobbed toml for stan4cb/rs-brainfuck written to work/ex/beta-1.38-1/sources/1.37.0/gh/stan4cb/rs-brainfuck/Cargo.toml
[INFO] started frobbing stan4cb/rs-brainfuck
[INFO] finished frobbing stan4cb/rs-brainfuck
[INFO] frobbed toml for stan4cb/rs-brainfuck written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stan4cb/rs-brainfuck/Cargo.toml
[INFO] crate stan4cb/rs-brainfuck 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 stan4cb/rs-brainfuck 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/stan4cb/rs-brainfuck:/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] ebbe910643620868b9b9f27b8c5b216db74f97b379313d7b6a59839958a9b0dd
[INFO] running `"docker" "start" "-a" "ebbe910643620868b9b9f27b8c5b216db74f97b379313d7b6a59839958a9b0dd"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rs-brainfuck v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `brain_luck`
[INFO] [stderr]  --> src/main.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn brain_luck(code: &str, input: Vec<u8>) -> Vec<u8> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "ebbe910643620868b9b9f27b8c5b216db74f97b379313d7b6a59839958a9b0dd"`
[INFO] running `"docker" "rm" "-f" "ebbe910643620868b9b9f27b8c5b216db74f97b379313d7b6a59839958a9b0dd"`
[INFO] [stdout] ebbe910643620868b9b9f27b8c5b216db74f97b379313d7b6a59839958a9b0dd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/stan4cb/rs-brainfuck:/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] eb43a2ee9d1f097f2390c66857fa6524b0dc8182f940c706f6938314362c9d54
[INFO] running `"docker" "start" "-a" "eb43a2ee9d1f097f2390c66857fa6524b0dc8182f940c706f6938314362c9d54"`
[INFO] [stderr]    Compiling rs-brainfuck v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `"docker" "inspect" "eb43a2ee9d1f097f2390c66857fa6524b0dc8182f940c706f6938314362c9d54"`
[INFO] running `"docker" "rm" "-f" "eb43a2ee9d1f097f2390c66857fa6524b0dc8182f940c706f6938314362c9d54"`
[INFO] [stdout] eb43a2ee9d1f097f2390c66857fa6524b0dc8182f940c706f6938314362c9d54
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/stan4cb/rs-brainfuck:/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] 2d1619b54e20f4fe0ce9a1382f393e19a2202e27b111e9d623a8914a3eeba21a
[INFO] running `"docker" "start" "-a" "2d1619b54e20f4fe0ce9a1382f393e19a2202e27b111e9d623a8914a3eeba21a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rs_brainfuck-5b7f0a092055334e
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test division ... ok
[INFO] [stdout] test subtract ... ok
[INFO] [stdout] test read_until_zero ... ok
[INFO] [stdout] test print_a ... ok
[INFO] [stdout] test hello_world ... ok
[INFO] [stdout] test multiply ... ok
[INFO] [stdout] test read_until_255 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2d1619b54e20f4fe0ce9a1382f393e19a2202e27b111e9d623a8914a3eeba21a"`
[INFO] running `"docker" "rm" "-f" "2d1619b54e20f4fe0ce9a1382f393e19a2202e27b111e9d623a8914a3eeba21a"`
[INFO] [stdout] 2d1619b54e20f4fe0ce9a1382f393e19a2202e27b111e9d623a8914a3eeba21a