[INFO] updating cached repository archer884/ndigit-challenge-solution
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/archer884/ndigit-challenge-solution
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/archer884/ndigit-challenge-solution" "work/ex/beta-1.38-1/sources/1.37.0/gh/archer884/ndigit-challenge-solution"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/archer884/ndigit-challenge-solution'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/archer884/ndigit-challenge-solution" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/archer884/ndigit-challenge-solution"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/archer884/ndigit-challenge-solution'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5701d6ad2adea5dbf6954b29284322799186ef05
[INFO] sha for GitHub repo archer884/ndigit-challenge-solution: 5701d6ad2adea5dbf6954b29284322799186ef05
[INFO] validating manifest of archer884/ndigit-challenge-solution 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 archer884/ndigit-challenge-solution 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 archer884/ndigit-challenge-solution
[INFO] finished frobbing archer884/ndigit-challenge-solution
[INFO] frobbed toml for archer884/ndigit-challenge-solution written to work/ex/beta-1.38-1/sources/1.37.0/gh/archer884/ndigit-challenge-solution/Cargo.toml
[INFO] started frobbing archer884/ndigit-challenge-solution
[INFO] finished frobbing archer884/ndigit-challenge-solution
[INFO] frobbed toml for archer884/ndigit-challenge-solution written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/archer884/ndigit-challenge-solution/Cargo.toml
[INFO] crate archer884/ndigit-challenge-solution 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 archer884/ndigit-challenge-solution 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/archer884/ndigit-challenge-solution:/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] ec6b0f52e60af9480a3a3c248a405f176899f9fe6d1a9a05248d86ab832161cd
[INFO] running `"docker" "start" "-a" "ec6b0f52e60af9480a3a3c248a405f176899f9fe6d1a9a05248d86ab832161cd"`
[INFO] [stderr]    Compiling ndigit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "ec6b0f52e60af9480a3a3c248a405f176899f9fe6d1a9a05248d86ab832161cd"`
[INFO] running `"docker" "rm" "-f" "ec6b0f52e60af9480a3a3c248a405f176899f9fe6d1a9a05248d86ab832161cd"`
[INFO] [stdout] ec6b0f52e60af9480a3a3c248a405f176899f9fe6d1a9a05248d86ab832161cd
[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/archer884/ndigit-challenge-solution:/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] e79d40c1596fb928cd37e872426dd61b8215cdadb0f3f36b8b68f612d2af047c
[INFO] running `"docker" "start" "-a" "e79d40c1596fb928cd37e872426dd61b8215cdadb0f3f36b8b68f612d2af047c"`
[INFO] [stderr]    Compiling ndigit v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "e79d40c1596fb928cd37e872426dd61b8215cdadb0f3f36b8b68f612d2af047c"`
[INFO] running `"docker" "rm" "-f" "e79d40c1596fb928cd37e872426dd61b8215cdadb0f3f36b8b68f612d2af047c"`
[INFO] [stdout] e79d40c1596fb928cd37e872426dd61b8215cdadb0f3f36b8b68f612d2af047c
[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/archer884/ndigit-challenge-solution:/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] 9c340bb69d127eb68ebbc899a42847f11067d0d967a9c01b63b6ad8722ad64fd
[INFO] running `"docker" "start" "-a" "9c340bb69d127eb68ebbc899a42847f11067d0d967a9c01b63b6ad8722ad64fd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ndigit-d70355f01d55e343
[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" "9c340bb69d127eb68ebbc899a42847f11067d0d967a9c01b63b6ad8722ad64fd"`
[INFO] running `"docker" "rm" "-f" "9c340bb69d127eb68ebbc899a42847f11067d0d967a9c01b63b6ad8722ad64fd"`
[INFO] [stdout] 9c340bb69d127eb68ebbc899a42847f11067d0d967a9c01b63b6ad8722ad64fd