[INFO] updating cached repository Ecnavda/roman_numerals_encoder
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Ecnavda/roman_numerals_encoder
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Ecnavda/roman_numerals_encoder" "work/ex/beta-1.38-1/sources/1.37.0/gh/Ecnavda/roman_numerals_encoder"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Ecnavda/roman_numerals_encoder'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Ecnavda/roman_numerals_encoder" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ecnavda/roman_numerals_encoder"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ecnavda/roman_numerals_encoder'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 993fde9ee003e2b54a0a9b05a639ca5c07098820
[INFO] sha for GitHub repo Ecnavda/roman_numerals_encoder: 993fde9ee003e2b54a0a9b05a639ca5c07098820
[INFO] validating manifest of Ecnavda/roman_numerals_encoder 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 Ecnavda/roman_numerals_encoder 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 Ecnavda/roman_numerals_encoder
[INFO] finished frobbing Ecnavda/roman_numerals_encoder
[INFO] frobbed toml for Ecnavda/roman_numerals_encoder written to work/ex/beta-1.38-1/sources/1.37.0/gh/Ecnavda/roman_numerals_encoder/Cargo.toml
[INFO] started frobbing Ecnavda/roman_numerals_encoder
[INFO] finished frobbing Ecnavda/roman_numerals_encoder
[INFO] frobbed toml for Ecnavda/roman_numerals_encoder written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ecnavda/roman_numerals_encoder/Cargo.toml
[INFO] crate Ecnavda/roman_numerals_encoder 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 Ecnavda/roman_numerals_encoder 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Ecnavda/roman_numerals_encoder:/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] 00839a5a23dfb8df3f5c818172314cf2da61dd36244c17afe8aaac72023829a7
[INFO] running `"docker" "start" "-a" "00839a5a23dfb8df3f5c818172314cf2da61dd36244c17afe8aaac72023829a7"`
[INFO] [stderr]    Compiling roman_numerals_encoder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "00839a5a23dfb8df3f5c818172314cf2da61dd36244c17afe8aaac72023829a7"`
[INFO] running `"docker" "rm" "-f" "00839a5a23dfb8df3f5c818172314cf2da61dd36244c17afe8aaac72023829a7"`
[INFO] [stdout] 00839a5a23dfb8df3f5c818172314cf2da61dd36244c17afe8aaac72023829a7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Ecnavda/roman_numerals_encoder:/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] dda8b0080cd7e984276d2ba6ee84529c54eb411fc2969798f9d49c2702481d97
[INFO] running `"docker" "start" "-a" "dda8b0080cd7e984276d2ba6ee84529c54eb411fc2969798f9d49c2702481d97"`
[INFO] [stderr]    Compiling roman_numerals_encoder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "dda8b0080cd7e984276d2ba6ee84529c54eb411fc2969798f9d49c2702481d97"`
[INFO] running `"docker" "rm" "-f" "dda8b0080cd7e984276d2ba6ee84529c54eb411fc2969798f9d49c2702481d97"`
[INFO] [stdout] dda8b0080cd7e984276d2ba6ee84529c54eb411fc2969798f9d49c2702481d97
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Ecnavda/roman_numerals_encoder:/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] bf300f6b63c29a60de848a8df7f40dd91f33fd7405c76a1b70b65b4f26dd01f2
[INFO] running `"docker" "start" "-a" "bf300f6b63c29a60de848a8df7f40dd91f33fd7405c76a1b70b65b4f26dd01f2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/roman_numerals_encoder-69b1a133c5eae4d1
[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" "bf300f6b63c29a60de848a8df7f40dd91f33fd7405c76a1b70b65b4f26dd01f2"`
[INFO] running `"docker" "rm" "-f" "bf300f6b63c29a60de848a8df7f40dd91f33fd7405c76a1b70b65b4f26dd01f2"`
[INFO] [stdout] bf300f6b63c29a60de848a8df7f40dd91f33fd7405c76a1b70b65b4f26dd01f2