[INFO] updating cached repository jackzlz/mingrep
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jackzlz/mingrep
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jackzlz/mingrep" "work/ex/beta-1.38-1/sources/1.37.0/gh/jackzlz/mingrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jackzlz/mingrep'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jackzlz/mingrep" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jackzlz/mingrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jackzlz/mingrep'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 616ca8adfd1f45fd359f29559a673af8246de54d
[INFO] sha for GitHub repo jackzlz/mingrep: 616ca8adfd1f45fd359f29559a673af8246de54d
[INFO] validating manifest of jackzlz/mingrep 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 jackzlz/mingrep 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 jackzlz/mingrep
[INFO] finished frobbing jackzlz/mingrep
[INFO] frobbed toml for jackzlz/mingrep written to work/ex/beta-1.38-1/sources/1.37.0/gh/jackzlz/mingrep/Cargo.toml
[INFO] started frobbing jackzlz/mingrep
[INFO] finished frobbing jackzlz/mingrep
[INFO] frobbed toml for jackzlz/mingrep written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jackzlz/mingrep/Cargo.toml
[INFO] crate jackzlz/mingrep 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 jackzlz/mingrep 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/jackzlz/mingrep:/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] 9ed6901be60f54f5ca472616f205bc1bca25fd0613166952bf4484c0b6ac6838
[INFO] running `"docker" "start" "-a" "9ed6901be60f54f5ca472616f205bc1bca25fd0613166952bf4484c0b6ac6838"`
[INFO] [stderr]    Compiling mingrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/lib.rs:65:7
[INFO] [stderr]    |
[INFO] [stderr] 65 |   use super::*;
[INFO] [stderr]    |       ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `"docker" "inspect" "9ed6901be60f54f5ca472616f205bc1bca25fd0613166952bf4484c0b6ac6838"`
[INFO] running `"docker" "rm" "-f" "9ed6901be60f54f5ca472616f205bc1bca25fd0613166952bf4484c0b6ac6838"`
[INFO] [stdout] 9ed6901be60f54f5ca472616f205bc1bca25fd0613166952bf4484c0b6ac6838
[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/jackzlz/mingrep:/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] 1304b947ee2329f19f2b9b69feb640b919b523625882b9cb77b879d7b26d38a1
[INFO] running `"docker" "start" "-a" "1304b947ee2329f19f2b9b69feb640b919b523625882b9cb77b879d7b26d38a1"`
[INFO] [stderr]    Compiling mingrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `"docker" "inspect" "1304b947ee2329f19f2b9b69feb640b919b523625882b9cb77b879d7b26d38a1"`
[INFO] running `"docker" "rm" "-f" "1304b947ee2329f19f2b9b69feb640b919b523625882b9cb77b879d7b26d38a1"`
[INFO] [stdout] 1304b947ee2329f19f2b9b69feb640b919b523625882b9cb77b879d7b26d38a1
[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/jackzlz/mingrep:/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] 42bcf011674ff06e1310e6bde874c1b7391f68a4e9a99afd8c3562cb071f79ff
[INFO] running `"docker" "start" "-a" "42bcf011674ff06e1310e6bde874c1b7391f68a4e9a99afd8c3562cb071f79ff"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mingrep-e799266631d4eaca
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[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; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mingrep-3c9292ad587aa47a
[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 mingrep
[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" "42bcf011674ff06e1310e6bde874c1b7391f68a4e9a99afd8c3562cb071f79ff"`
[INFO] running `"docker" "rm" "-f" "42bcf011674ff06e1310e6bde874c1b7391f68a4e9a99afd8c3562cb071f79ff"`
[INFO] [stdout] 42bcf011674ff06e1310e6bde874c1b7391f68a4e9a99afd8c3562cb071f79ff