[INFO] updating cached repository joeywinsford/rust-fizzbuzz
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/joeywinsford/rust-fizzbuzz
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/joeywinsford/rust-fizzbuzz" "work/ex/beta-1.38-1/sources/1.37.0/gh/joeywinsford/rust-fizzbuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/joeywinsford/rust-fizzbuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/joeywinsford/rust-fizzbuzz" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/joeywinsford/rust-fizzbuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/joeywinsford/rust-fizzbuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4742cc39c889bb130776d92a5998f7c701e2ce5d
[INFO] sha for GitHub repo joeywinsford/rust-fizzbuzz: 4742cc39c889bb130776d92a5998f7c701e2ce5d
[INFO] validating manifest of joeywinsford/rust-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 joeywinsford/rust-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 joeywinsford/rust-fizzbuzz
[INFO] finished frobbing joeywinsford/rust-fizzbuzz
[INFO] frobbed toml for joeywinsford/rust-fizzbuzz written to work/ex/beta-1.38-1/sources/1.37.0/gh/joeywinsford/rust-fizzbuzz/Cargo.toml
[INFO] started frobbing joeywinsford/rust-fizzbuzz
[INFO] finished frobbing joeywinsford/rust-fizzbuzz
[INFO] frobbed toml for joeywinsford/rust-fizzbuzz written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/joeywinsford/rust-fizzbuzz/Cargo.toml
[INFO] crate joeywinsford/rust-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 joeywinsford/rust-fizzbuzz 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-6/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/joeywinsford/rust-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 23249a3cb2403552ae834f0dcb71b2fa3b6f8346e3ce37085bf097db56e21aa2
[INFO] running `"docker" "start" "-a" "23249a3cb2403552ae834f0dcb71b2fa3b6f8346e3ce37085bf097db56e21aa2"`
[INFO] [stderr]    Compiling fizzbuzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "23249a3cb2403552ae834f0dcb71b2fa3b6f8346e3ce37085bf097db56e21aa2"`
[INFO] running `"docker" "rm" "-f" "23249a3cb2403552ae834f0dcb71b2fa3b6f8346e3ce37085bf097db56e21aa2"`
[INFO] [stdout] 23249a3cb2403552ae834f0dcb71b2fa3b6f8346e3ce37085bf097db56e21aa2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/joeywinsford/rust-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6ceee0e0d68d65f5e14da56337190bd513aef23b8bfb4d7de4a1442686c4c758
[INFO] running `"docker" "start" "-a" "6ceee0e0d68d65f5e14da56337190bd513aef23b8bfb4d7de4a1442686c4c758"`
[INFO] [stderr]    Compiling fizzbuzz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `"docker" "inspect" "6ceee0e0d68d65f5e14da56337190bd513aef23b8bfb4d7de4a1442686c4c758"`
[INFO] running `"docker" "rm" "-f" "6ceee0e0d68d65f5e14da56337190bd513aef23b8bfb4d7de4a1442686c4c758"`
[INFO] [stdout] 6ceee0e0d68d65f5e14da56337190bd513aef23b8bfb4d7de4a1442686c4c758
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/joeywinsford/rust-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 16a4c2c142cf797e2b15444ea1e85bd0e3df8e734d3e360cb649538685e4ae2d
[INFO] running `"docker" "start" "-a" "16a4c2c142cf797e2b15444ea1e85bd0e3df8e734d3e360cb649538685e4ae2d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fizzbuzz-b46221750b17dcd8
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test val_for_2 ... ok
[INFO] [stdout] test val_for_1 ... ok
[INFO] [stdout] test fizzbuzz_for_15 ... ok
[INFO] [stdout] test fizz_for_6 ... ok
[INFO] [stdout] test fizz_for_3 ... ok
[INFO] [stdout] test buzz_for_5 ... ok
[INFO] [stdout] test buzz_for_10 ... 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" "16a4c2c142cf797e2b15444ea1e85bd0e3df8e734d3e360cb649538685e4ae2d"`
[INFO] running `"docker" "rm" "-f" "16a4c2c142cf797e2b15444ea1e85bd0e3df8e734d3e360cb649538685e4ae2d"`
[INFO] [stdout] 16a4c2c142cf797e2b15444ea1e85bd0e3df8e734d3e360cb649538685e4ae2d