[INFO] updating cached repository marco-fp/rusty_grep
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/marco-fp/rusty_grep
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/marco-fp/rusty_grep" "work/ex/beta-1.37-6/sources/1.36.0/gh/marco-fp/rusty_grep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/marco-fp/rusty_grep'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/marco-fp/rusty_grep" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/marco-fp/rusty_grep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/marco-fp/rusty_grep'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 20700e006fbe1c7ecebc7f061fe81162536458a5
[INFO] sha for GitHub repo marco-fp/rusty_grep: 20700e006fbe1c7ecebc7f061fe81162536458a5
[INFO] validating manifest of marco-fp/rusty_grep 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 marco-fp/rusty_grep 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 marco-fp/rusty_grep
[INFO] finished frobbing marco-fp/rusty_grep
[INFO] frobbed toml for marco-fp/rusty_grep written to work/ex/beta-1.37-6/sources/1.36.0/gh/marco-fp/rusty_grep/Cargo.toml
[INFO] started frobbing marco-fp/rusty_grep
[INFO] finished frobbing marco-fp/rusty_grep
[INFO] frobbed toml for marco-fp/rusty_grep written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/marco-fp/rusty_grep/Cargo.toml
[INFO] crate marco-fp/rusty_grep 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing marco-fp/rusty_grep 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/marco-fp/rusty_grep:/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] 7dcce7d847cb853ca84e0d175946e7fd97e19adff5cb225613ca26443e05633a
[INFO] running `"docker" "start" "-a" "7dcce7d847cb853ca84e0d175946e7fd97e19adff5cb225613ca26443e05633a"`
[INFO] [stderr]    Compiling rusty_grep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `"docker" "inspect" "7dcce7d847cb853ca84e0d175946e7fd97e19adff5cb225613ca26443e05633a"`
[INFO] running `"docker" "rm" "-f" "7dcce7d847cb853ca84e0d175946e7fd97e19adff5cb225613ca26443e05633a"`
[INFO] [stdout] 7dcce7d847cb853ca84e0d175946e7fd97e19adff5cb225613ca26443e05633a
[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/marco-fp/rusty_grep:/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] dd8a3e9023704d26151db9b6079e1dbad7b4396ce9c37d015007e5ac5116ea4e
[INFO] running `"docker" "start" "-a" "dd8a3e9023704d26151db9b6079e1dbad7b4396ce9c37d015007e5ac5116ea4e"`
[INFO] [stderr]    Compiling rusty_grep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "dd8a3e9023704d26151db9b6079e1dbad7b4396ce9c37d015007e5ac5116ea4e"`
[INFO] running `"docker" "rm" "-f" "dd8a3e9023704d26151db9b6079e1dbad7b4396ce9c37d015007e5ac5116ea4e"`
[INFO] [stdout] dd8a3e9023704d26151db9b6079e1dbad7b4396ce9c37d015007e5ac5116ea4e
[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/marco-fp/rusty_grep:/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] 2dcf5965bf970d2a0498a24c34f783b3632f61c1ea5cf510913c2b496979d1c3
[INFO] running `"docker" "start" "-a" "2dcf5965bf970d2a0498a24c34f783b3632f61c1ea5cf510913c2b496979d1c3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_grep-0cbb3d8ae315f0df
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::one_result ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_grep-e65a4eea822333e9
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rusty_grep
[INFO] [stdout] test result: ok. 1 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] [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" "2dcf5965bf970d2a0498a24c34f783b3632f61c1ea5cf510913c2b496979d1c3"`
[INFO] running `"docker" "rm" "-f" "2dcf5965bf970d2a0498a24c34f783b3632f61c1ea5cf510913c2b496979d1c3"`
[INFO] [stdout] 2dcf5965bf970d2a0498a24c34f783b3632f61c1ea5cf510913c2b496979d1c3