[INFO] updating cached repository VentGrey/FizzBuzz
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/VentGrey/FizzBuzz
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/VentGrey/FizzBuzz" "work/ex/beta-1.38-1/sources/1.37.0/gh/VentGrey/FizzBuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/VentGrey/FizzBuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/VentGrey/FizzBuzz" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/VentGrey/FizzBuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/VentGrey/FizzBuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e7bfbc284384e887e863295d08755dc86d9d7ae3
[INFO] sha for GitHub repo VentGrey/FizzBuzz: e7bfbc284384e887e863295d08755dc86d9d7ae3
[INFO] validating manifest of VentGrey/FizzBuzz 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 VentGrey/FizzBuzz 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 VentGrey/FizzBuzz
[INFO] finished frobbing VentGrey/FizzBuzz
[INFO] frobbed toml for VentGrey/FizzBuzz written to work/ex/beta-1.38-1/sources/1.37.0/gh/VentGrey/FizzBuzz/Cargo.toml
[INFO] started frobbing VentGrey/FizzBuzz
[INFO] finished frobbing VentGrey/FizzBuzz
[INFO] frobbed toml for VentGrey/FizzBuzz written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/VentGrey/FizzBuzz/Cargo.toml
[INFO] crate VentGrey/FizzBuzz 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 VentGrey/FizzBuzz 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/VentGrey/FizzBuzz:/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] ba117b16495e01fa0e8fef41f66a726627307177a5b062303cebfb076239dc85
[INFO] running `"docker" "start" "-a" "ba117b16495e01fa0e8fef41f66a726627307177a5b062303cebfb076239dc85"`
[INFO] [stderr]    Compiling FizzBuzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `FizzBuzz` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `fizz_buzz`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "ba117b16495e01fa0e8fef41f66a726627307177a5b062303cebfb076239dc85"`
[INFO] running `"docker" "rm" "-f" "ba117b16495e01fa0e8fef41f66a726627307177a5b062303cebfb076239dc85"`
[INFO] [stdout] ba117b16495e01fa0e8fef41f66a726627307177a5b062303cebfb076239dc85
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/VentGrey/FizzBuzz:/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] b1f86b5bfc962f6fe0b6e53577d6cd62a145e6cd4442d7c6bcb5141aed7ab7e3
[INFO] running `"docker" "start" "-a" "b1f86b5bfc962f6fe0b6e53577d6cd62a145e6cd4442d7c6bcb5141aed7ab7e3"`
[INFO] [stderr]    Compiling FizzBuzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `FizzBuzz` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `fizz_buzz`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "b1f86b5bfc962f6fe0b6e53577d6cd62a145e6cd4442d7c6bcb5141aed7ab7e3"`
[INFO] running `"docker" "rm" "-f" "b1f86b5bfc962f6fe0b6e53577d6cd62a145e6cd4442d7c6bcb5141aed7ab7e3"`
[INFO] [stdout] b1f86b5bfc962f6fe0b6e53577d6cd62a145e6cd4442d7c6bcb5141aed7ab7e3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/VentGrey/FizzBuzz:/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] 55a75cc84d1d7504d0e446e4f90709a66203b04ea5cd06ed10c57908ff5e3277
[INFO] running `"docker" "start" "-a" "55a75cc84d1d7504d0e446e4f90709a66203b04ea5cd06ed10c57908ff5e3277"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/FizzBuzz-1c260839e0977d19
[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" "55a75cc84d1d7504d0e446e4f90709a66203b04ea5cd06ed10c57908ff5e3277"`
[INFO] running `"docker" "rm" "-f" "55a75cc84d1d7504d0e446e4f90709a66203b04ea5cd06ed10c57908ff5e3277"`
[INFO] [stdout] 55a75cc84d1d7504d0e446e4f90709a66203b04ea5cd06ed10c57908ff5e3277