[INFO] updating cached repository DwaynesWorld/grepper
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/DwaynesWorld/grepper
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/DwaynesWorld/grepper" "work/ex/beta-1.38-1/sources/1.37.0/gh/DwaynesWorld/grepper"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/DwaynesWorld/grepper'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/DwaynesWorld/grepper" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DwaynesWorld/grepper"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DwaynesWorld/grepper'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7e7576368d2dde97200edb51c45e3e689e06cfb8
[INFO] sha for GitHub repo DwaynesWorld/grepper: 7e7576368d2dde97200edb51c45e3e689e06cfb8
[INFO] validating manifest of DwaynesWorld/grepper 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 DwaynesWorld/grepper 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 DwaynesWorld/grepper
[INFO] finished frobbing DwaynesWorld/grepper
[INFO] frobbed toml for DwaynesWorld/grepper written to work/ex/beta-1.38-1/sources/1.37.0/gh/DwaynesWorld/grepper/Cargo.toml
[INFO] started frobbing DwaynesWorld/grepper
[INFO] finished frobbing DwaynesWorld/grepper
[INFO] frobbed toml for DwaynesWorld/grepper written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/DwaynesWorld/grepper/Cargo.toml
[INFO] crate DwaynesWorld/grepper 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 DwaynesWorld/grepper 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/DwaynesWorld/grepper:/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] f3707670bf2a127b2532102342440f3dab208b65c426237374807bce079ec82f
[INFO] running `"docker" "start" "-a" "f3707670bf2a127b2532102342440f3dab208b65c426237374807bce079ec82f"`
[INFO] [stderr]    Compiling grepper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "f3707670bf2a127b2532102342440f3dab208b65c426237374807bce079ec82f"`
[INFO] running `"docker" "rm" "-f" "f3707670bf2a127b2532102342440f3dab208b65c426237374807bce079ec82f"`
[INFO] [stdout] f3707670bf2a127b2532102342440f3dab208b65c426237374807bce079ec82f
[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/DwaynesWorld/grepper:/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] 21fc5bc562a5210c4c984814f62a52f005c667f9abec839c32beaf048a2482cb
[INFO] running `"docker" "start" "-a" "21fc5bc562a5210c4c984814f62a52f005c667f9abec839c32beaf048a2482cb"`
[INFO] [stderr]    Compiling grepper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "21fc5bc562a5210c4c984814f62a52f005c667f9abec839c32beaf048a2482cb"`
[INFO] running `"docker" "rm" "-f" "21fc5bc562a5210c4c984814f62a52f005c667f9abec839c32beaf048a2482cb"`
[INFO] [stdout] 21fc5bc562a5210c4c984814f62a52f005c667f9abec839c32beaf048a2482cb
[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/DwaynesWorld/grepper:/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] 530e622c6642866345d6cbcd13750cd352280239dbaa80bf25f47da3a427983d
[INFO] running `"docker" "start" "-a" "530e622c6642866345d6cbcd13750cd352280239dbaa80bf25f47da3a427983d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/grepper-9ae43749fa67ae1d
[INFO] [stderr]      Running /opt/crater/target/debug/deps/grepper-b4c886c1988a3e39
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::case_insensitive ... ok
[INFO] [stdout] test test::case_sensitive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grepper
[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] [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" "530e622c6642866345d6cbcd13750cd352280239dbaa80bf25f47da3a427983d"`
[INFO] running `"docker" "rm" "-f" "530e622c6642866345d6cbcd13750cd352280239dbaa80bf25f47da3a427983d"`
[INFO] [stdout] 530e622c6642866345d6cbcd13750cd352280239dbaa80bf25f47da3a427983d