[INFO] updating cached repository hwchen/sumrs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hwchen/sumrs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hwchen/sumrs" "work/ex/beta-1.37-6/sources/1.36.0/gh/hwchen/sumrs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/hwchen/sumrs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hwchen/sumrs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hwchen/sumrs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hwchen/sumrs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e24f38742d022b41e133db840b230921973c9690
[INFO] sha for GitHub repo hwchen/sumrs: e24f38742d022b41e133db840b230921973c9690
[INFO] validating manifest of hwchen/sumrs 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 hwchen/sumrs 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 hwchen/sumrs
[INFO] finished frobbing hwchen/sumrs
[INFO] frobbed toml for hwchen/sumrs written to work/ex/beta-1.37-6/sources/1.36.0/gh/hwchen/sumrs/Cargo.toml
[INFO] started frobbing hwchen/sumrs
[INFO] finished frobbing hwchen/sumrs
[INFO] frobbed toml for hwchen/sumrs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/hwchen/sumrs/Cargo.toml
[INFO] crate hwchen/sumrs 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]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/hwchen/sumrs/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[INFO] the lockfile is outdated, regenerating it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] [stderr]     Blocking waiting for file lock on package cache lock
[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 hwchen/sumrs 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/hwchen/sumrs:/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] 78e4d548a7e5645cd07951080bfb24f4a4d86112170a4051af7a2bac86ced3d6
[INFO] running `"docker" "start" "-a" "78e4d548a7e5645cd07951080bfb24f4a4d86112170a4051af7a2bac86ced3d6"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling backtrace v0.3.33
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling sumrs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.84s
[INFO] running `"docker" "inspect" "78e4d548a7e5645cd07951080bfb24f4a4d86112170a4051af7a2bac86ced3d6"`
[INFO] running `"docker" "rm" "-f" "78e4d548a7e5645cd07951080bfb24f4a4d86112170a4051af7a2bac86ced3d6"`
[INFO] [stdout] 78e4d548a7e5645cd07951080bfb24f4a4d86112170a4051af7a2bac86ced3d6
[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/hwchen/sumrs:/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] 34c8eed0e926a1b2558d6f85378b99f38daebd4f1f7f055a979c262aba174ab4
[INFO] running `"docker" "start" "-a" "34c8eed0e926a1b2558d6f85378b99f38daebd4f1f7f055a979c262aba174ab4"`
[INFO] [stderr]    Compiling sumrs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "34c8eed0e926a1b2558d6f85378b99f38daebd4f1f7f055a979c262aba174ab4"`
[INFO] running `"docker" "rm" "-f" "34c8eed0e926a1b2558d6f85378b99f38daebd4f1f7f055a979c262aba174ab4"`
[INFO] [stdout] 34c8eed0e926a1b2558d6f85378b99f38daebd4f1f7f055a979c262aba174ab4
[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/hwchen/sumrs:/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] 2d0220b3833d6d32deeb79958ed24e22c02eb49f1b61b9df2313a8fe586b3d6c
[INFO] running `"docker" "start" "-a" "2d0220b3833d6d32deeb79958ed24e22c02eb49f1b61b9df2313a8fe586b3d6c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sumrs-e14bd4a4dc2807a0
[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" "2d0220b3833d6d32deeb79958ed24e22c02eb49f1b61b9df2313a8fe586b3d6c"`
[INFO] running `"docker" "rm" "-f" "2d0220b3833d6d32deeb79958ed24e22c02eb49f1b61b9df2313a8fe586b3d6c"`
[INFO] [stdout] 2d0220b3833d6d32deeb79958ed24e22c02eb49f1b61b9df2313a8fe586b3d6c