[INFO] updating cached repository jbcden/city-pop
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jbcden/city-pop
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jbcden/city-pop" "work/ex/beta-1.37-6/sources/1.36.0/gh/jbcden/city-pop"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jbcden/city-pop'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jbcden/city-pop" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jbcden/city-pop"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jbcden/city-pop'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1a12c9b7aa53f1c630d5a24584d8a45977ad2683
[INFO] sha for GitHub repo jbcden/city-pop: 1a12c9b7aa53f1c630d5a24584d8a45977ad2683
[INFO] validating manifest of jbcden/city-pop 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 jbcden/city-pop 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 jbcden/city-pop
[INFO] finished frobbing jbcden/city-pop
[INFO] frobbed toml for jbcden/city-pop written to work/ex/beta-1.37-6/sources/1.36.0/gh/jbcden/city-pop/Cargo.toml
[INFO] started frobbing jbcden/city-pop
[INFO] finished frobbing jbcden/city-pop
[INFO] frobbed toml for jbcden/city-pop written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jbcden/city-pop/Cargo.toml
[INFO] crate jbcden/city-pop 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jbcden/city-pop/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 jbcden/city-pop 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-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jbcden/city-pop:/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] 8e2aa0257bc5cc89bf425f6f75bb2fd2b7b455fbee16693173b328c06f221b59
[INFO] running `"docker" "start" "-a" "8e2aa0257bc5cc89bf425f6f75bb2fd2b7b455fbee16693173b328c06f221b59"`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling city-pop v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.55s
[INFO] running `"docker" "inspect" "8e2aa0257bc5cc89bf425f6f75bb2fd2b7b455fbee16693173b328c06f221b59"`
[INFO] running `"docker" "rm" "-f" "8e2aa0257bc5cc89bf425f6f75bb2fd2b7b455fbee16693173b328c06f221b59"`
[INFO] [stdout] 8e2aa0257bc5cc89bf425f6f75bb2fd2b7b455fbee16693173b328c06f221b59
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jbcden/city-pop:/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] 200ed189fabb2a9ec32603eba50b25997d677fb65cea9f19da80fcdf3d938979
[INFO] running `"docker" "start" "-a" "200ed189fabb2a9ec32603eba50b25997d677fb65cea9f19da80fcdf3d938979"`
[INFO] [stderr]    Compiling city-pop v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "200ed189fabb2a9ec32603eba50b25997d677fb65cea9f19da80fcdf3d938979"`
[INFO] running `"docker" "rm" "-f" "200ed189fabb2a9ec32603eba50b25997d677fb65cea9f19da80fcdf3d938979"`
[INFO] [stdout] 200ed189fabb2a9ec32603eba50b25997d677fb65cea9f19da80fcdf3d938979
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jbcden/city-pop:/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] 5354ff72938c59a822af1f4f7e1267e629315553f0904591f1dab7da6681fad1
[INFO] running `"docker" "start" "-a" "5354ff72938c59a822af1f4f7e1267e629315553f0904591f1dab7da6681fad1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/city_pop-eddfb5354fadd21e
[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" "5354ff72938c59a822af1f4f7e1267e629315553f0904591f1dab7da6681fad1"`
[INFO] running `"docker" "rm" "-f" "5354ff72938c59a822af1f4f7e1267e629315553f0904591f1dab7da6681fad1"`
[INFO] [stdout] 5354ff72938c59a822af1f4f7e1267e629315553f0904591f1dab7da6681fad1