[INFO] updating cached repository gersonmartins/greprs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/gersonmartins/greprs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/gersonmartins/greprs" "work/ex/beta-1.38-1/sources/1.37.0/gh/gersonmartins/greprs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/gersonmartins/greprs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gersonmartins/greprs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gersonmartins/greprs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gersonmartins/greprs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a219fd69145964c9875f6e9bc5d503f1992da5d6
[INFO] sha for GitHub repo gersonmartins/greprs: a219fd69145964c9875f6e9bc5d503f1992da5d6
[INFO] validating manifest of gersonmartins/greprs 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 gersonmartins/greprs 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 gersonmartins/greprs
[INFO] finished frobbing gersonmartins/greprs
[INFO] frobbed toml for gersonmartins/greprs written to work/ex/beta-1.38-1/sources/1.37.0/gh/gersonmartins/greprs/Cargo.toml
[INFO] started frobbing gersonmartins/greprs
[INFO] finished frobbing gersonmartins/greprs
[INFO] frobbed toml for gersonmartins/greprs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gersonmartins/greprs/Cargo.toml
[INFO] crate gersonmartins/greprs 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 gersonmartins/greprs 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-5/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/gersonmartins/greprs:/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] 31c126582b69d733e07b9900e60efecedff9bb93738e645c66c6fb1d512b799b
[INFO] running `"docker" "start" "-a" "31c126582b69d733e07b9900e60efecedff9bb93738e645c66c6fb1d512b799b"`
[INFO] [stderr]    Compiling greprs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:37:46
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "31c126582b69d733e07b9900e60efecedff9bb93738e645c66c6fb1d512b799b"`
[INFO] running `"docker" "rm" "-f" "31c126582b69d733e07b9900e60efecedff9bb93738e645c66c6fb1d512b799b"`
[INFO] [stdout] 31c126582b69d733e07b9900e60efecedff9bb93738e645c66c6fb1d512b799b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/gersonmartins/greprs:/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] e8887d6f481333e59e7e9feb75775beb06f27df95cb0f3ac2ec3c62811ff004e
[INFO] running `"docker" "start" "-a" "e8887d6f481333e59e7e9feb75775beb06f27df95cb0f3ac2ec3c62811ff004e"`
[INFO] [stderr]    Compiling greprs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:37:46
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `"docker" "inspect" "e8887d6f481333e59e7e9feb75775beb06f27df95cb0f3ac2ec3c62811ff004e"`
[INFO] running `"docker" "rm" "-f" "e8887d6f481333e59e7e9feb75775beb06f27df95cb0f3ac2ec3c62811ff004e"`
[INFO] [stdout] e8887d6f481333e59e7e9feb75775beb06f27df95cb0f3ac2ec3c62811ff004e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/gersonmartins/greprs:/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] aa3aad00cc7fa18de26df83b56203e74a0db0a15ef4abeb844c1a82cd0de4b42
[INFO] running `"docker" "start" "-a" "aa3aad00cc7fa18de26df83b56203e74a0db0a15ef4abeb844c1a82cd0de4b42"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/greprs-9995a6f888032e15
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::case_insensitive ... ok
[INFO] [stdout] test test::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/greprs-530d9e76447f8140
[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 greprs
[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" "aa3aad00cc7fa18de26df83b56203e74a0db0a15ef4abeb844c1a82cd0de4b42"`
[INFO] running `"docker" "rm" "-f" "aa3aad00cc7fa18de26df83b56203e74a0db0a15ef4abeb844c1a82cd0de4b42"`
[INFO] [stdout] aa3aad00cc7fa18de26df83b56203e74a0db0a15ef4abeb844c1a82cd0de4b42