[INFO] updating cached repository liuhongchao/learn-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/liuhongchao/learn-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/liuhongchao/learn-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/liuhongchao/learn-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/liuhongchao/learn-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/liuhongchao/learn-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/liuhongchao/learn-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/liuhongchao/learn-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 517d7a80cd64205f50ba71b885ef4c95fa37e915
[INFO] sha for GitHub repo liuhongchao/learn-rust: 517d7a80cd64205f50ba71b885ef4c95fa37e915
[INFO] validating manifest of liuhongchao/learn-rust 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 liuhongchao/learn-rust 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 liuhongchao/learn-rust
[INFO] finished frobbing liuhongchao/learn-rust
[INFO] frobbed toml for liuhongchao/learn-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/liuhongchao/learn-rust/Cargo.toml
[INFO] started frobbing liuhongchao/learn-rust
[INFO] finished frobbing liuhongchao/learn-rust
[INFO] frobbed toml for liuhongchao/learn-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/liuhongchao/learn-rust/Cargo.toml
[INFO] crate liuhongchao/learn-rust 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 liuhongchao/learn-rust 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/liuhongchao/learn-rust:/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] abe8109d2c61a80c18350383c8acb5c61983704fb38851cb1ef0e30a5d14d784
[INFO] running `"docker" "start" "-a" "abe8109d2c61a80c18350383c8acb5c61983704fb38851cb1ef0e30a5d14d784"`
[INFO] [stderr]    Compiling minigrepyay v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "abe8109d2c61a80c18350383c8acb5c61983704fb38851cb1ef0e30a5d14d784"`
[INFO] running `"docker" "rm" "-f" "abe8109d2c61a80c18350383c8acb5c61983704fb38851cb1ef0e30a5d14d784"`
[INFO] [stdout] abe8109d2c61a80c18350383c8acb5c61983704fb38851cb1ef0e30a5d14d784
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/liuhongchao/learn-rust:/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] 8769a7d7057af205dd0dc63b2de18cdb073044ec5d9e5d5a86ebef2ce8c5a861
[INFO] running `"docker" "start" "-a" "8769a7d7057af205dd0dc63b2de18cdb073044ec5d9e5d5a86ebef2ce8c5a861"`
[INFO] [stderr]    Compiling minigrepyay v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "8769a7d7057af205dd0dc63b2de18cdb073044ec5d9e5d5a86ebef2ce8c5a861"`
[INFO] running `"docker" "rm" "-f" "8769a7d7057af205dd0dc63b2de18cdb073044ec5d9e5d5a86ebef2ce8c5a861"`
[INFO] [stdout] 8769a7d7057af205dd0dc63b2de18cdb073044ec5d9e5d5a86ebef2ce8c5a861
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/liuhongchao/learn-rust:/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] c8665db4973c7838c212606d3e366c040a1c34d985da8ba01fc9a63b1c57ee42
[INFO] running `"docker" "start" "-a" "c8665db4973c7838c212606d3e366c040a1c34d985da8ba01fc9a63b1c57ee42"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minigrepyay-ffdfc5e7e22621ce
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::search_case_sensitive ... ok
[INFO] [stdout] test tests::search_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/minigrepyay-3ec47fe639fdd6f0
[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 minigrepyay
[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" "c8665db4973c7838c212606d3e366c040a1c34d985da8ba01fc9a63b1c57ee42"`
[INFO] running `"docker" "rm" "-f" "c8665db4973c7838c212606d3e366c040a1c34d985da8ba01fc9a63b1c57ee42"`
[INFO] [stdout] c8665db4973c7838c212606d3e366c040a1c34d985da8ba01fc9a63b1c57ee42