[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 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/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] ba87ebda15bb87341ec9065af6895f45c13a189ff665f6f71775a73963b96a4c
[INFO] running `"docker" "start" "-a" "ba87ebda15bb87341ec9065af6895f45c13a189ff665f6f71775a73963b96a4c"`
[INFO] [stderr]    Compiling minigrepyay v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "ba87ebda15bb87341ec9065af6895f45c13a189ff665f6f71775a73963b96a4c"`
[INFO] running `"docker" "rm" "-f" "ba87ebda15bb87341ec9065af6895f45c13a189ff665f6f71775a73963b96a4c"`
[INFO] [stdout] ba87ebda15bb87341ec9065af6895f45c13a189ff665f6f71775a73963b96a4c
[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/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6cbb3f1c0f38525a71c2ff065e55dd0f5f3189918c0b1f5e832336a00741f4e7
[INFO] running `"docker" "start" "-a" "6cbb3f1c0f38525a71c2ff065e55dd0f5f3189918c0b1f5e832336a00741f4e7"`
[INFO] [stderr]    Compiling minigrepyay v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `"docker" "inspect" "6cbb3f1c0f38525a71c2ff065e55dd0f5f3189918c0b1f5e832336a00741f4e7"`
[INFO] running `"docker" "rm" "-f" "6cbb3f1c0f38525a71c2ff065e55dd0f5f3189918c0b1f5e832336a00741f4e7"`
[INFO] [stdout] 6cbb3f1c0f38525a71c2ff065e55dd0f5f3189918c0b1f5e832336a00741f4e7
[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/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] e8e567e9c04b4ea5d0bcf89b3afee181c7d9faaf83c954eb1c3b09fc11da9005
[INFO] running `"docker" "start" "-a" "e8e567e9c04b4ea5d0bcf89b3afee181c7d9faaf83c954eb1c3b09fc11da9005"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minigrepyay-c1b80ef18a31db5a
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::search_case_insensitive ... ok
[INFO] [stdout] test tests::search_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/minigrepyay-02c979623c6ff500
[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" "e8e567e9c04b4ea5d0bcf89b3afee181c7d9faaf83c954eb1c3b09fc11da9005"`
[INFO] running `"docker" "rm" "-f" "e8e567e9c04b4ea5d0bcf89b3afee181c7d9faaf83c954eb1c3b09fc11da9005"`
[INFO] [stdout] e8e567e9c04b4ea5d0bcf89b3afee181c7d9faaf83c954eb1c3b09fc11da9005