[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 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/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 5ac40ad3334f50f84e0c33d4f83758a3c0c0b5ee09288f655cfaf6d5cea18f43
[INFO] running `"docker" "start" "-a" "5ac40ad3334f50f84e0c33d4f83758a3c0c0b5ee09288f655cfaf6d5cea18f43"`
[INFO] [stderr]    Compiling roman_numerals_encoder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "5ac40ad3334f50f84e0c33d4f83758a3c0c0b5ee09288f655cfaf6d5cea18f43"`
[INFO] running `"docker" "rm" "-f" "5ac40ad3334f50f84e0c33d4f83758a3c0c0b5ee09288f655cfaf6d5cea18f43"`
[INFO] [stdout] 5ac40ad3334f50f84e0c33d4f83758a3c0c0b5ee09288f655cfaf6d5cea18f43
[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/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 94b35e47872ac0421dbbc3aeb54fc04a1de63be9a0763f4558059de77af2776e
[INFO] running `"docker" "start" "-a" "94b35e47872ac0421dbbc3aeb54fc04a1de63be9a0763f4558059de77af2776e"`
[INFO] [stderr]    Compiling roman_numerals_encoder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "94b35e47872ac0421dbbc3aeb54fc04a1de63be9a0763f4558059de77af2776e"`
[INFO] running `"docker" "rm" "-f" "94b35e47872ac0421dbbc3aeb54fc04a1de63be9a0763f4558059de77af2776e"`
[INFO] [stdout] 94b35e47872ac0421dbbc3aeb54fc04a1de63be9a0763f4558059de77af2776e
[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/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 09f04909b811dd64491a763692163cf0c27206f3a2d7e962c28fe6b083aa2a5c
[INFO] running `"docker" "start" "-a" "09f04909b811dd64491a763692163cf0c27206f3a2d7e962c28fe6b083aa2a5c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/roman_numerals_encoder-dba1e368ed4b0d4d
[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" "09f04909b811dd64491a763692163cf0c27206f3a2d7e962c28fe6b083aa2a5c"`
[INFO] running `"docker" "rm" "-f" "09f04909b811dd64491a763692163cf0c27206f3a2d7e962c28fe6b083aa2a5c"`
[INFO] [stdout] 09f04909b811dd64491a763692163cf0c27206f3a2d7e962c28fe6b083aa2a5c