[INFO] updating cached repository UnHumbleBen/minigrep
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/UnHumbleBen/minigrep
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/UnHumbleBen/minigrep" "work/ex/beta-1.38-1/sources/1.37.0/gh/UnHumbleBen/minigrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/UnHumbleBen/minigrep'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/UnHumbleBen/minigrep" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/UnHumbleBen/minigrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/UnHumbleBen/minigrep'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e893791956af09e6f8ae2d3030c21034a6e10056
[INFO] sha for GitHub repo UnHumbleBen/minigrep: e893791956af09e6f8ae2d3030c21034a6e10056
[INFO] validating manifest of UnHumbleBen/minigrep 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 UnHumbleBen/minigrep 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 UnHumbleBen/minigrep
[INFO] finished frobbing UnHumbleBen/minigrep
[INFO] frobbed toml for UnHumbleBen/minigrep written to work/ex/beta-1.38-1/sources/1.37.0/gh/UnHumbleBen/minigrep/Cargo.toml
[INFO] started frobbing UnHumbleBen/minigrep
[INFO] finished frobbing UnHumbleBen/minigrep
[INFO] frobbed toml for UnHumbleBen/minigrep written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/UnHumbleBen/minigrep/Cargo.toml
[INFO] crate UnHumbleBen/minigrep 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 UnHumbleBen/minigrep 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-6/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/UnHumbleBen/minigrep:/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] 7df03f48307eb63b65155214e5a6a24fdcc7ae2c35df66aeececdbc2f39ced93
[INFO] running `"docker" "start" "-a" "7df03f48307eb63b65155214e5a6a24fdcc7ae2c35df66aeececdbc2f39ced93"`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "7df03f48307eb63b65155214e5a6a24fdcc7ae2c35df66aeececdbc2f39ced93"`
[INFO] running `"docker" "rm" "-f" "7df03f48307eb63b65155214e5a6a24fdcc7ae2c35df66aeececdbc2f39ced93"`
[INFO] [stdout] 7df03f48307eb63b65155214e5a6a24fdcc7ae2c35df66aeececdbc2f39ced93
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/UnHumbleBen/minigrep:/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] 6a2acb83442426f0015c90cfa0636c211e3b91ba472c94d98c4a8de4f565a163
[INFO] running `"docker" "start" "-a" "6a2acb83442426f0015c90cfa0636c211e3b91ba472c94d98c4a8de4f565a163"`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "6a2acb83442426f0015c90cfa0636c211e3b91ba472c94d98c4a8de4f565a163"`
[INFO] running `"docker" "rm" "-f" "6a2acb83442426f0015c90cfa0636c211e3b91ba472c94d98c4a8de4f565a163"`
[INFO] [stdout] 6a2acb83442426f0015c90cfa0636c211e3b91ba472c94d98c4a8de4f565a163
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/UnHumbleBen/minigrep:/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] 2e36eba40b6e5979e6ae8d4e59f1f917d4e65304ff959e5d5f76f9177f320be8
[INFO] running `"docker" "start" "-a" "2e36eba40b6e5979e6ae8d4e59f1f917d4e65304ff959e5d5f76f9177f320be8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::case_insensitve ... ok
[INFO] [stdout] test tests::case_sensitive ... 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/minigrep-71f1d2ea303b99d3
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minigrep-ff2cfaeab7bc6a0d
[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" "2e36eba40b6e5979e6ae8d4e59f1f917d4e65304ff959e5d5f76f9177f320be8"`
[INFO] running `"docker" "rm" "-f" "2e36eba40b6e5979e6ae8d4e59f1f917d4e65304ff959e5d5f76f9177f320be8"`
[INFO] [stdout] 2e36eba40b6e5979e6ae8d4e59f1f917d4e65304ff959e5d5f76f9177f320be8