[INFO] updating cached repository fredrb/rust-brainfck
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fredrb/rust-brainfck
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fredrb/rust-brainfck" "work/ex/beta-1.37-6/sources/1.36.0/gh/fredrb/rust-brainfck"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/fredrb/rust-brainfck'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fredrb/rust-brainfck" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/fredrb/rust-brainfck"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/fredrb/rust-brainfck'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 17a67a15937e411e91933f89d2f429de2983520d
[INFO] sha for GitHub repo fredrb/rust-brainfck: 17a67a15937e411e91933f89d2f429de2983520d
[INFO] validating manifest of fredrb/rust-brainfck on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fredrb/rust-brainfck on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fredrb/rust-brainfck
[INFO] finished frobbing fredrb/rust-brainfck
[INFO] frobbed toml for fredrb/rust-brainfck written to work/ex/beta-1.37-6/sources/1.36.0/gh/fredrb/rust-brainfck/Cargo.toml
[INFO] started frobbing fredrb/rust-brainfck
[INFO] finished frobbing fredrb/rust-brainfck
[INFO] frobbed toml for fredrb/rust-brainfck written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/fredrb/rust-brainfck/Cargo.toml
[INFO] crate fredrb/rust-brainfck already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing fredrb/rust-brainfck against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/fredrb/rust-brainfck:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 0dff8089ccadcb6ea8c3b0a71d689fd44e34fb939cd12c5068034d91f930e7ba
[INFO] running `"docker" "start" "-a" "0dff8089ccadcb6ea8c3b0a71d689fd44e34fb939cd12c5068034d91f930e7ba"`
[INFO] [stderr]    Compiling brainfck v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "0dff8089ccadcb6ea8c3b0a71d689fd44e34fb939cd12c5068034d91f930e7ba"`
[INFO] running `"docker" "rm" "-f" "0dff8089ccadcb6ea8c3b0a71d689fd44e34fb939cd12c5068034d91f930e7ba"`
[INFO] [stdout] 0dff8089ccadcb6ea8c3b0a71d689fd44e34fb939cd12c5068034d91f930e7ba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/fredrb/rust-brainfck:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5b19e9efaee1ae493eba76f707ca889c435d3121c627a74e62f44ab00b4f9e73
[INFO] running `"docker" "start" "-a" "5b19e9efaee1ae493eba76f707ca889c435d3121c627a74e62f44ab00b4f9e73"`
[INFO] [stderr]    Compiling brainfck v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "5b19e9efaee1ae493eba76f707ca889c435d3121c627a74e62f44ab00b4f9e73"`
[INFO] running `"docker" "rm" "-f" "5b19e9efaee1ae493eba76f707ca889c435d3121c627a74e62f44ab00b4f9e73"`
[INFO] [stdout] 5b19e9efaee1ae493eba76f707ca889c435d3121c627a74e62f44ab00b4f9e73
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/fredrb/rust-brainfck:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 5571f07fed69d7809e2847a19ff1fb36d14b191c2474ee24d35f4c0fbd82defa
[INFO] running `"docker" "start" "-a" "5571f07fed69d7809e2847a19ff1fb36d14b191c2474ee24d35f4c0fbd82defa"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/brainfck-5562551674ffc1a2
[INFO] [stderr]      Running /opt/crater/target/debug/deps/brainfck-beec8fe477538141
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/example-dd36a18e48248128
[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] [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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test main_test::str_as_bytes ... ok
[INFO] [stdout] test main_test::convert_char ... ok
[INFO] [stdout] test main_test::loop_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/machine_test-d79dfb026091e193
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/crater/target/debug/deps/program_loader_test-54632295f4522aa3
[INFO] [stdout] test test_load_program ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_load_test_file ... ok
[INFO] [stdout] test test_option_result ... ok
[INFO] [stderr]    Doc-tests brainfck
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "5571f07fed69d7809e2847a19ff1fb36d14b191c2474ee24d35f4c0fbd82defa"`
[INFO] running `"docker" "rm" "-f" "5571f07fed69d7809e2847a19ff1fb36d14b191c2474ee24d35f4c0fbd82defa"`
[INFO] [stdout] 5571f07fed69d7809e2847a19ff1fb36d14b191c2474ee24d35f4c0fbd82defa