[INFO] updating cached repository johshoff/finn
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/johshoff/finn
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/johshoff/finn" "work/ex/beta-1.37-6/sources/1.36.0/gh/johshoff/finn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/johshoff/finn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/johshoff/finn" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/johshoff/finn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/johshoff/finn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b0fe71ec6a53d2da94467e9777b5510c102f50d1
[INFO] sha for GitHub repo johshoff/finn: b0fe71ec6a53d2da94467e9777b5510c102f50d1
[INFO] validating manifest of johshoff/finn 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 johshoff/finn 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 johshoff/finn
[INFO] finished frobbing johshoff/finn
[INFO] frobbed toml for johshoff/finn written to work/ex/beta-1.37-6/sources/1.36.0/gh/johshoff/finn/Cargo.toml
[INFO] started frobbing johshoff/finn
[INFO] finished frobbing johshoff/finn
[INFO] frobbed toml for johshoff/finn written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/johshoff/finn/Cargo.toml
[INFO] crate johshoff/finn 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/johshoff/finn/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[INFO] the lockfile is outdated, regenerating it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 johshoff/finn 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-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/johshoff/finn:/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] 9ef61fe6a93669438acfe894d300ec18dd6adfe1e370e5e0f0928152960cbb1a
[INFO] running `"docker" "start" "-a" "9ef61fe6a93669438acfe894d300ec18dd6adfe1e370e5e0f0928152960cbb1a"`
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling threadpool v0.1.4
[INFO] [stderr]    Compiling finn v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `"docker" "inspect" "9ef61fe6a93669438acfe894d300ec18dd6adfe1e370e5e0f0928152960cbb1a"`
[INFO] running `"docker" "rm" "-f" "9ef61fe6a93669438acfe894d300ec18dd6adfe1e370e5e0f0928152960cbb1a"`
[INFO] [stdout] 9ef61fe6a93669438acfe894d300ec18dd6adfe1e370e5e0f0928152960cbb1a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/johshoff/finn:/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] 8bc96d1d6a1926df60135d951c34f22537b3068e5692408989d863124f814a95
[INFO] running `"docker" "start" "-a" "8bc96d1d6a1926df60135d951c34f22537b3068e5692408989d863124f814a95"`
[INFO] [stderr]    Compiling finn v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "8bc96d1d6a1926df60135d951c34f22537b3068e5692408989d863124f814a95"`
[INFO] running `"docker" "rm" "-f" "8bc96d1d6a1926df60135d951c34f22537b3068e5692408989d863124f814a95"`
[INFO] [stdout] 8bc96d1d6a1926df60135d951c34f22537b3068e5692408989d863124f814a95
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/johshoff/finn:/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] 98f586e5e4cb90d1cbf6317ba27c169064a0578dc8ae4d085625f254d6b47f51
[INFO] running `"docker" "start" "-a" "98f586e5e4cb90d1cbf6317ba27c169064a0578dc8ae4d085625f254d6b47f51"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/finn-4693210b2eabb8a9
[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" "98f586e5e4cb90d1cbf6317ba27c169064a0578dc8ae4d085625f254d6b47f51"`
[INFO] running `"docker" "rm" "-f" "98f586e5e4cb90d1cbf6317ba27c169064a0578dc8ae4d085625f254d6b47f51"`
[INFO] [stdout] 98f586e5e4cb90d1cbf6317ba27c169064a0578dc8ae4d085625f254d6b47f51