[INFO] updating cached repository tb120/mini-grep
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tb120/mini-grep
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tb120/mini-grep" "work/ex/beta-1.38-1/sources/1.37.0/gh/tb120/mini-grep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tb120/mini-grep'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tb120/mini-grep" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tb120/mini-grep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tb120/mini-grep'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fc7a47c3dc9f6f64d2c751681f3940176d255aa9
[INFO] sha for GitHub repo tb120/mini-grep: fc7a47c3dc9f6f64d2c751681f3940176d255aa9
[INFO] validating manifest of tb120/mini-grep 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 tb120/mini-grep 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 tb120/mini-grep
[INFO] finished frobbing tb120/mini-grep
[INFO] frobbed toml for tb120/mini-grep written to work/ex/beta-1.38-1/sources/1.37.0/gh/tb120/mini-grep/Cargo.toml
[INFO] started frobbing tb120/mini-grep
[INFO] finished frobbing tb120/mini-grep
[INFO] frobbed toml for tb120/mini-grep written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tb120/mini-grep/Cargo.toml
[INFO] crate tb120/mini-grep 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 tb120/mini-grep against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tb120/mini-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1d69cfd92a8c6cfe17e48b5d27cbb7d468e5f0b3ec0bbff192564b3d1f4c526a
[INFO] running `"docker" "start" "-a" "1d69cfd92a8c6cfe17e48b5d27cbb7d468e5f0b3ec0bbff192564b3d1f4c526a"`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "1d69cfd92a8c6cfe17e48b5d27cbb7d468e5f0b3ec0bbff192564b3d1f4c526a"`
[INFO] running `"docker" "rm" "-f" "1d69cfd92a8c6cfe17e48b5d27cbb7d468e5f0b3ec0bbff192564b3d1f4c526a"`
[INFO] [stdout] 1d69cfd92a8c6cfe17e48b5d27cbb7d468e5f0b3ec0bbff192564b3d1f4c526a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tb120/mini-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6c405ccc6476a2f7402f59184f16215683965787d54aef32aaeb997f112f09c0
[INFO] running `"docker" "start" "-a" "6c405ccc6476a2f7402f59184f16215683965787d54aef32aaeb997f112f09c0"`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `"docker" "inspect" "6c405ccc6476a2f7402f59184f16215683965787d54aef32aaeb997f112f09c0"`
[INFO] running `"docker" "rm" "-f" "6c405ccc6476a2f7402f59184f16215683965787d54aef32aaeb997f112f09c0"`
[INFO] [stdout] 6c405ccc6476a2f7402f59184f16215683965787d54aef32aaeb997f112f09c0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tb120/mini-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 44fb2c7f16e02242c66fcd614d4f2fcb4f05ba97ee622e7b49c3f932b27756a2
[INFO] running `"docker" "start" "-a" "44fb2c7f16e02242c66fcd614d4f2fcb4f05ba97ee622e7b49c3f932b27756a2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minigrep-71f1d2ea303b99d3
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::invalid_new_config ... ignored
[INFO] [stdout] test tests::valid_new_config ... ignored
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minigrep-ff2cfaeab7bc6a0d
[INFO] [stdout] test tests::case_insensitive ... ok
[INFO] [stdout] test tests::case_sensitive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 2 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] [stderr]    Doc-tests minigrep
[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" "44fb2c7f16e02242c66fcd614d4f2fcb4f05ba97ee622e7b49c3f932b27756a2"`
[INFO] running `"docker" "rm" "-f" "44fb2c7f16e02242c66fcd614d4f2fcb4f05ba97ee622e7b49c3f932b27756a2"`
[INFO] [stdout] 44fb2c7f16e02242c66fcd614d4f2fcb4f05ba97ee622e7b49c3f932b27756a2