[INFO] updating cached repository silasburger/find-nth-fibonacci
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/silasburger/find-nth-fibonacci
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/silasburger/find-nth-fibonacci" "work/ex/beta-1.38-1/sources/1.37.0/gh/silasburger/find-nth-fibonacci"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/silasburger/find-nth-fibonacci'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/silasburger/find-nth-fibonacci" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/silasburger/find-nth-fibonacci"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/silasburger/find-nth-fibonacci'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 209374d8167a6e1bc16114bd9d2e2b3dbb23c70f
[INFO] sha for GitHub repo silasburger/find-nth-fibonacci: 209374d8167a6e1bc16114bd9d2e2b3dbb23c70f
[INFO] validating manifest of silasburger/find-nth-fibonacci 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 silasburger/find-nth-fibonacci 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 silasburger/find-nth-fibonacci
[INFO] finished frobbing silasburger/find-nth-fibonacci
[INFO] frobbed toml for silasburger/find-nth-fibonacci written to work/ex/beta-1.38-1/sources/1.37.0/gh/silasburger/find-nth-fibonacci/Cargo.toml
[INFO] started frobbing silasburger/find-nth-fibonacci
[INFO] finished frobbing silasburger/find-nth-fibonacci
[INFO] frobbed toml for silasburger/find-nth-fibonacci written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/silasburger/find-nth-fibonacci/Cargo.toml
[INFO] crate silasburger/find-nth-fibonacci 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 silasburger/find-nth-fibonacci 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-0/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/silasburger/find-nth-fibonacci:/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] 5aa75a3a818eae0abffa7d0ee3faf4c05c58a85c7a5e28839b707f7b6f2e99c7
[INFO] running `"docker" "start" "-a" "5aa75a3a818eae0abffa7d0ee3faf4c05c58a85c7a5e28839b707f7b6f2e99c7"`
[INFO] [stderr]    Compiling find-nth-fibonacci v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "5aa75a3a818eae0abffa7d0ee3faf4c05c58a85c7a5e28839b707f7b6f2e99c7"`
[INFO] running `"docker" "rm" "-f" "5aa75a3a818eae0abffa7d0ee3faf4c05c58a85c7a5e28839b707f7b6f2e99c7"`
[INFO] [stdout] 5aa75a3a818eae0abffa7d0ee3faf4c05c58a85c7a5e28839b707f7b6f2e99c7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/silasburger/find-nth-fibonacci:/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] 83e4878997cabb33891b86ac7ff091c66c5aea0d5501dea7ff88aaee6b416960
[INFO] running `"docker" "start" "-a" "83e4878997cabb33891b86ac7ff091c66c5aea0d5501dea7ff88aaee6b416960"`
[INFO] [stderr]    Compiling find-nth-fibonacci v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "83e4878997cabb33891b86ac7ff091c66c5aea0d5501dea7ff88aaee6b416960"`
[INFO] running `"docker" "rm" "-f" "83e4878997cabb33891b86ac7ff091c66c5aea0d5501dea7ff88aaee6b416960"`
[INFO] [stdout] 83e4878997cabb33891b86ac7ff091c66c5aea0d5501dea7ff88aaee6b416960
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/silasburger/find-nth-fibonacci:/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] 66d2e2e85430651798cdfb6d6af600756f8512a57c6fb692526cb239f9e3f47e
[INFO] running `"docker" "start" "-a" "66d2e2e85430651798cdfb6d6af600756f8512a57c6fb692526cb239f9e3f47e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/find_nth_fibonacci-01a6d1c94ec0d190
[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" "66d2e2e85430651798cdfb6d6af600756f8512a57c6fb692526cb239f9e3f47e"`
[INFO] running `"docker" "rm" "-f" "66d2e2e85430651798cdfb6d6af600756f8512a57c6fb692526cb239f9e3f47e"`
[INFO] [stdout] 66d2e2e85430651798cdfb6d6af600756f8512a57c6fb692526cb239f9e3f47e