[INFO] updating cached repository DanWatkins/dbfc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DanWatkins/dbfc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DanWatkins/dbfc" "work/ex/beta-1.37-6/sources/1.36.0/gh/DanWatkins/dbfc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/DanWatkins/dbfc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DanWatkins/dbfc" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DanWatkins/dbfc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DanWatkins/dbfc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] efa8b0ea6dc19d0251c05642e03989a6995a495a
[INFO] sha for GitHub repo DanWatkins/dbfc: efa8b0ea6dc19d0251c05642e03989a6995a495a
[INFO] validating manifest of DanWatkins/dbfc 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 DanWatkins/dbfc 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 DanWatkins/dbfc
[INFO] finished frobbing DanWatkins/dbfc
[INFO] frobbed toml for DanWatkins/dbfc written to work/ex/beta-1.37-6/sources/1.36.0/gh/DanWatkins/dbfc/Cargo.toml
[INFO] started frobbing DanWatkins/dbfc
[INFO] finished frobbing DanWatkins/dbfc
[INFO] frobbed toml for DanWatkins/dbfc written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/DanWatkins/dbfc/Cargo.toml
[INFO] crate DanWatkins/dbfc already has a lockfile, it will not be regenerated
[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 DanWatkins/dbfc 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/DanWatkins/dbfc:/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] dc9ce39361b68f82251db6d40c5447cd80d56a71734ca3a72333c7ba8c7bb08d
[INFO] running `"docker" "start" "-a" "dc9ce39361b68f82251db6d40c5447cd80d56a71734ca3a72333c7ba8c7bb08d"`
[INFO] [stderr]    Compiling odds v0.2.25
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling nodrop v0.1.9
[INFO] [stderr]    Compiling generic-array v0.8.3
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling block-buffer v0.2.0
[INFO] [stderr]    Compiling digest v0.6.2
[INFO] [stderr]    Compiling sha2 v0.6.0
[INFO] [stderr]    Compiling dbfc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/batch_job.rs:190:21
[INFO] [stderr]     |
[INFO] [stderr] 190 |                     self.write_log_text(&why);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.60s
[INFO] running `"docker" "inspect" "dc9ce39361b68f82251db6d40c5447cd80d56a71734ca3a72333c7ba8c7bb08d"`
[INFO] running `"docker" "rm" "-f" "dc9ce39361b68f82251db6d40c5447cd80d56a71734ca3a72333c7ba8c7bb08d"`
[INFO] [stdout] dc9ce39361b68f82251db6d40c5447cd80d56a71734ca3a72333c7ba8c7bb08d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/DanWatkins/dbfc:/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] 6d41a8df54fc981f2627562d9e6abe59fa9f095fdae0b247589da5cbdcb9c4f6
[INFO] running `"docker" "start" "-a" "6d41a8df54fc981f2627562d9e6abe59fa9f095fdae0b247589da5cbdcb9c4f6"`
[INFO] [stderr]    Compiling dbfc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/batch_job.rs:190:21
[INFO] [stderr]     |
[INFO] [stderr] 190 |                     self.write_log_text(&why);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "6d41a8df54fc981f2627562d9e6abe59fa9f095fdae0b247589da5cbdcb9c4f6"`
[INFO] running `"docker" "rm" "-f" "6d41a8df54fc981f2627562d9e6abe59fa9f095fdae0b247589da5cbdcb9c4f6"`
[INFO] [stdout] 6d41a8df54fc981f2627562d9e6abe59fa9f095fdae0b247589da5cbdcb9c4f6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/DanWatkins/dbfc:/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] 9b6c840910545801bd2490cd772b189027614f32e96fb2730ceb840c37f0f631
[INFO] running `"docker" "start" "-a" "9b6c840910545801bd2490cd772b189027614f32e96fb2730ceb840c37f0f631"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dbfc-b3765be001accba0
[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" "9b6c840910545801bd2490cd772b189027614f32e96fb2730ceb840c37f0f631"`
[INFO] running `"docker" "rm" "-f" "9b6c840910545801bd2490cd772b189027614f32e96fb2730ceb840c37f0f631"`
[INFO] [stdout] 9b6c840910545801bd2490cd772b189027614f32e96fb2730ceb840c37f0f631