[INFO] updating cached repository vishaltelangre/ff
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vishaltelangre/ff
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vishaltelangre/ff" "work/ex/beta-1.38-1/sources/1.37.0/gh/vishaltelangre/ff"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/vishaltelangre/ff'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vishaltelangre/ff" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vishaltelangre/ff"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vishaltelangre/ff'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f8fc73c4c186de2d25d9f18755653db9d8a598f1
[INFO] sha for GitHub repo vishaltelangre/ff: f8fc73c4c186de2d25d9f18755653db9d8a598f1
[INFO] validating manifest of vishaltelangre/ff on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vishaltelangre/ff on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing vishaltelangre/ff
[INFO] finished frobbing vishaltelangre/ff
[INFO] frobbed toml for vishaltelangre/ff written to work/ex/beta-1.38-1/sources/1.37.0/gh/vishaltelangre/ff/Cargo.toml
[INFO] started frobbing vishaltelangre/ff
[INFO] finished frobbing vishaltelangre/ff
[INFO] frobbed toml for vishaltelangre/ff written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/vishaltelangre/ff/Cargo.toml
[INFO] crate vishaltelangre/ff already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing vishaltelangre/ff against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vishaltelangre/ff:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 65018971de99c02d4704ad2cefdb3a8263cc5708fc3b08649edb502e5cc49cee
[INFO] running `"docker" "start" "-a" "65018971de99c02d4704ad2cefdb3a8263cc5708fc3b08649edb502e5cc49cee"`
[INFO] [stderr]    Compiling globset v0.4.2
[INFO] [stderr]    Compiling ignore v0.4.6
[INFO] [stderr]    Compiling find-files v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.95s
[INFO] running `"docker" "inspect" "65018971de99c02d4704ad2cefdb3a8263cc5708fc3b08649edb502e5cc49cee"`
[INFO] running `"docker" "rm" "-f" "65018971de99c02d4704ad2cefdb3a8263cc5708fc3b08649edb502e5cc49cee"`
[INFO] [stdout] 65018971de99c02d4704ad2cefdb3a8263cc5708fc3b08649edb502e5cc49cee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vishaltelangre/ff:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0e23ad1e839056c79d2e6544913e52e75e6d07e2ca42238c1978f80676709c45
[INFO] running `"docker" "start" "-a" "0e23ad1e839056c79d2e6544913e52e75e6d07e2ca42238c1978f80676709c45"`
[INFO] [stderr]    Compiling find-files v0.1.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "0e23ad1e839056c79d2e6544913e52e75e6d07e2ca42238c1978f80676709c45"`
[INFO] running `"docker" "rm" "-f" "0e23ad1e839056c79d2e6544913e52e75e6d07e2ca42238c1978f80676709c45"`
[INFO] [stdout] 0e23ad1e839056c79d2e6544913e52e75e6d07e2ca42238c1978f80676709c45
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/vishaltelangre/ff:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d655cbab03ff6f75b6647112089056a65ca4905c716c22e1f684dfdabb3f4f17
[INFO] running `"docker" "start" "-a" "d655cbab03ff6f75b6647112089056a65ca4905c716c22e1f684dfdabb3f4f17"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ff-6722f1e55022ccdb
[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" "d655cbab03ff6f75b6647112089056a65ca4905c716c22e1f684dfdabb3f4f17"`
[INFO] running `"docker" "rm" "-f" "d655cbab03ff6f75b6647112089056a65ca4905c716c22e1f684dfdabb3f4f17"`
[INFO] [stdout] d655cbab03ff6f75b6647112089056a65ca4905c716c22e1f684dfdabb3f4f17