[INFO] updating cached repository mrbass21/NetflixRatingsExporter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mrbass21/NetflixRatingsExporter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mrbass21/NetflixRatingsExporter" "work/ex/beta-1.37-6/sources/1.36.0/gh/mrbass21/NetflixRatingsExporter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mrbass21/NetflixRatingsExporter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mrbass21/NetflixRatingsExporter" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mrbass21/NetflixRatingsExporter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mrbass21/NetflixRatingsExporter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 58b43d6e3d62e9898177906c6791607ec1461e92
[INFO] sha for GitHub repo mrbass21/NetflixRatingsExporter: 58b43d6e3d62e9898177906c6791607ec1461e92
[INFO] validating manifest of mrbass21/NetflixRatingsExporter on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mrbass21/NetflixRatingsExporter on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mrbass21/NetflixRatingsExporter
[INFO] finished frobbing mrbass21/NetflixRatingsExporter
[INFO] frobbed toml for mrbass21/NetflixRatingsExporter written to work/ex/beta-1.37-6/sources/1.36.0/gh/mrbass21/NetflixRatingsExporter/Cargo.toml
[INFO] started frobbing mrbass21/NetflixRatingsExporter
[INFO] finished frobbing mrbass21/NetflixRatingsExporter
[INFO] frobbed toml for mrbass21/NetflixRatingsExporter written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mrbass21/NetflixRatingsExporter/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mrbass21/NetflixRatingsExporter against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mrbass21/NetflixRatingsExporter:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 53774b32767842732fd69b62d8a735c034e7715e76f677edb22eed4007672ed4
[INFO] running `"docker" "start" "-a" "53774b32767842732fd69b62d8a735c034e7715e76f677edb22eed4007672ed4"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling netflix_ratings_exporter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/lib.rs:72:12
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |            ^^^^^^ help: consider prefixing with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "53774b32767842732fd69b62d8a735c034e7715e76f677edb22eed4007672ed4"`
[INFO] running `"docker" "rm" "-f" "53774b32767842732fd69b62d8a735c034e7715e76f677edb22eed4007672ed4"`
[INFO] [stdout] 53774b32767842732fd69b62d8a735c034e7715e76f677edb22eed4007672ed4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mrbass21/NetflixRatingsExporter:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d4fe7a24b4eb8758ab71b76944f8b8cec170bff74736933e3ff24e802e56188a
[INFO] running `"docker" "start" "-a" "d4fe7a24b4eb8758ab71b76944f8b8cec170bff74736933e3ff24e802e56188a"`
[INFO] [stderr]    Compiling netflix_ratings_exporter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/lib.rs:72:12
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |            ^^^^^^ help: consider prefixing with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "d4fe7a24b4eb8758ab71b76944f8b8cec170bff74736933e3ff24e802e56188a"`
[INFO] running `"docker" "rm" "-f" "d4fe7a24b4eb8758ab71b76944f8b8cec170bff74736933e3ff24e802e56188a"`
[INFO] [stdout] d4fe7a24b4eb8758ab71b76944f8b8cec170bff74736933e3ff24e802e56188a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mrbass21/NetflixRatingsExporter:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] aee47f876882398348704bc3ad40a50f6be2a601ee82830a67cfc603dc47749d
[INFO] running `"docker" "start" "-a" "aee47f876882398348704bc3ad40a50f6be2a601ee82830a67cfc603dc47749d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/netflix_ratings_exporter-1ac0b7b782f638a1
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::help_menu ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/netflix_ratings_exporter-4e96db3e3afabe37
[INFO] [stdout] test test::valid_args ... ok
[INFO] [stdout] test test::invalid_args ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests netflix_ratings_exporter
[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] [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" "aee47f876882398348704bc3ad40a50f6be2a601ee82830a67cfc603dc47749d"`
[INFO] running `"docker" "rm" "-f" "aee47f876882398348704bc3ad40a50f6be2a601ee82830a67cfc603dc47749d"`
[INFO] [stdout] aee47f876882398348704bc3ad40a50f6be2a601ee82830a67cfc603dc47749d