[INFO] updating cached repository j-fro/rust-book-greprs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/j-fro/rust-book-greprs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/j-fro/rust-book-greprs" "work/ex/beta-1.37-6/sources/1.36.0/gh/j-fro/rust-book-greprs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/j-fro/rust-book-greprs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/j-fro/rust-book-greprs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/j-fro/rust-book-greprs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/j-fro/rust-book-greprs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e49f75ee384cb2ee5461e1f7583d3565941fd663
[INFO] sha for GitHub repo j-fro/rust-book-greprs: e49f75ee384cb2ee5461e1f7583d3565941fd663
[INFO] validating manifest of j-fro/rust-book-greprs 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 j-fro/rust-book-greprs 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 j-fro/rust-book-greprs
[INFO] finished frobbing j-fro/rust-book-greprs
[INFO] frobbed toml for j-fro/rust-book-greprs written to work/ex/beta-1.37-6/sources/1.36.0/gh/j-fro/rust-book-greprs/Cargo.toml
[INFO] started frobbing j-fro/rust-book-greprs
[INFO] finished frobbing j-fro/rust-book-greprs
[INFO] frobbed toml for j-fro/rust-book-greprs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/j-fro/rust-book-greprs/Cargo.toml
[INFO] crate j-fro/rust-book-greprs 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 j-fro/rust-book-greprs 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/j-fro/rust-book-greprs:/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] a5a9a8937de4e935eaa213c019c7888b4298bc749d6092bb652bf849935cd290
[INFO] running `"docker" "start" "-a" "a5a9a8937de4e935eaa213c019c7888b4298bc749d6092bb652bf849935cd290"`
[INFO] [stderr]    Compiling greprs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `"docker" "inspect" "a5a9a8937de4e935eaa213c019c7888b4298bc749d6092bb652bf849935cd290"`
[INFO] running `"docker" "rm" "-f" "a5a9a8937de4e935eaa213c019c7888b4298bc749d6092bb652bf849935cd290"`
[INFO] [stdout] a5a9a8937de4e935eaa213c019c7888b4298bc749d6092bb652bf849935cd290
[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/j-fro/rust-book-greprs:/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] 86d8edbb701bfd98a54640dbeb8580305aa7d00fab871d79760469e69b991fc5
[INFO] running `"docker" "start" "-a" "86d8edbb701bfd98a54640dbeb8580305aa7d00fab871d79760469e69b991fc5"`
[INFO] [stderr]    Compiling greprs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `"docker" "inspect" "86d8edbb701bfd98a54640dbeb8580305aa7d00fab871d79760469e69b991fc5"`
[INFO] running `"docker" "rm" "-f" "86d8edbb701bfd98a54640dbeb8580305aa7d00fab871d79760469e69b991fc5"`
[INFO] [stdout] 86d8edbb701bfd98a54640dbeb8580305aa7d00fab871d79760469e69b991fc5
[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/j-fro/rust-book-greprs:/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] 4c65aaeccd6a33f723c44470d62c058a613ef8173e4365efb403b904bfc87a5a
[INFO] running `"docker" "start" "-a" "4c65aaeccd6a33f723c44470d62c058a613ef8173e4365efb403b904bfc87a5a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/greprs-88314ff17376c960
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::case_sensitive ... ok
[INFO] [stdout] test test::case_insensitive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/greprs-97ab623b5dce2994
[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] [stderr]    Doc-tests greprs
[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" "4c65aaeccd6a33f723c44470d62c058a613ef8173e4365efb403b904bfc87a5a"`
[INFO] running `"docker" "rm" "-f" "4c65aaeccd6a33f723c44470d62c058a613ef8173e4365efb403b904bfc87a5a"`
[INFO] [stdout] 4c65aaeccd6a33f723c44470d62c058a613ef8173e4365efb403b904bfc87a5a