[INFO] updating cached repository nicmr/simplegrep
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nicmr/simplegrep
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nicmr/simplegrep" "work/ex/beta-1.37-6/sources/1.36.0/gh/nicmr/simplegrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/nicmr/simplegrep'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nicmr/simplegrep" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nicmr/simplegrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nicmr/simplegrep'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ee4b038dfc7301cba2b36773b65f53346dfc3c1d
[INFO] sha for GitHub repo nicmr/simplegrep: ee4b038dfc7301cba2b36773b65f53346dfc3c1d
[INFO] validating manifest of nicmr/simplegrep on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nicmr/simplegrep on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nicmr/simplegrep
[INFO] finished frobbing nicmr/simplegrep
[INFO] frobbed toml for nicmr/simplegrep written to work/ex/beta-1.37-6/sources/1.36.0/gh/nicmr/simplegrep/Cargo.toml
[INFO] started frobbing nicmr/simplegrep
[INFO] finished frobbing nicmr/simplegrep
[INFO] frobbed toml for nicmr/simplegrep written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nicmr/simplegrep/Cargo.toml
[INFO] crate nicmr/simplegrep already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing nicmr/simplegrep against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nicmr/simplegrep:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] d9b7542a11a98e792e2337e413fbc4df56f1f1e4b690d20bee847356aa81bfdc
[INFO] running `"docker" "start" "-a" "d9b7542a11a98e792e2337e413fbc4df56f1f1e4b690d20bee847356aa81bfdc"`
[INFO] [stderr]    Compiling simplegrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:27:44
[INFO] [stderr]    |
[INFO] [stderr] 27 | 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 1.63s
[INFO] running `"docker" "inspect" "d9b7542a11a98e792e2337e413fbc4df56f1f1e4b690d20bee847356aa81bfdc"`
[INFO] running `"docker" "rm" "-f" "d9b7542a11a98e792e2337e413fbc4df56f1f1e4b690d20bee847356aa81bfdc"`
[INFO] [stdout] d9b7542a11a98e792e2337e413fbc4df56f1f1e4b690d20bee847356aa81bfdc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nicmr/simplegrep:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2212b84c0a30333d8693754c872ae4a50ca1758b20e91c2efabe6a5573b76f4a
[INFO] running `"docker" "start" "-a" "2212b84c0a30333d8693754c872ae4a50ca1758b20e91c2efabe6a5573b76f4a"`
[INFO] [stderr]    Compiling simplegrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:27:44
[INFO] [stderr]    |
[INFO] [stderr] 27 | 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 1.26s
[INFO] running `"docker" "inspect" "2212b84c0a30333d8693754c872ae4a50ca1758b20e91c2efabe6a5573b76f4a"`
[INFO] running `"docker" "rm" "-f" "2212b84c0a30333d8693754c872ae4a50ca1758b20e91c2efabe6a5573b76f4a"`
[INFO] [stdout] 2212b84c0a30333d8693754c872ae4a50ca1758b20e91c2efabe6a5573b76f4a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/nicmr/simplegrep:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 8aa926ad919b736724182fb7d30160136f196d0c181267a7cd388c9e166c3295
[INFO] running `"docker" "start" "-a" "8aa926ad919b736724182fb7d30160136f196d0c181267a7cd388c9e166c3295"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/simplegrep-1b58adede8977fdb
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/simplegrep-3b27742bcec4dddf
[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] [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 simplegrep
[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" "8aa926ad919b736724182fb7d30160136f196d0c181267a7cd388c9e166c3295"`
[INFO] running `"docker" "rm" "-f" "8aa926ad919b736724182fb7d30160136f196d0c181267a7cd388c9e166c3295"`
[INFO] [stdout] 8aa926ad919b736724182fb7d30160136f196d0c181267a7cd388c9e166c3295