[INFO] crate picogrep 0.1.0 is already in cache
[INFO] extracting crate picogrep 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/picogrep/0.1.0
[INFO] extracting crate picogrep 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/picogrep/0.1.0
[INFO] validating manifest of picogrep-0.1.0 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 picogrep-0.1.0 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 picogrep-0.1.0
[INFO] finished frobbing picogrep-0.1.0
[INFO] frobbed toml for picogrep-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/picogrep/0.1.0/Cargo.toml
[INFO] started frobbing picogrep-0.1.0
[INFO] finished frobbing picogrep-0.1.0
[INFO] frobbed toml for picogrep-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/picogrep/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] testing picogrep-0.1.0 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-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/picogrep/0.1.0:/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] e98da45aa4c027be9d90261f409667cdb9ed97557b594adeec95144f4cb57e1d
[INFO] running `"docker" "start" "-a" "e98da45aa4c027be9d90261f409667cdb9ed97557b594adeec95144f4cb57e1d"`
[INFO] [stderr]    Compiling picogrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/searcher.rs:8:79
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn search<'a>(query: &str, contents: &'a str) -> Result<Vec<&'a str>, 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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:31:46
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "e98da45aa4c027be9d90261f409667cdb9ed97557b594adeec95144f4cb57e1d"`
[INFO] running `"docker" "rm" "-f" "e98da45aa4c027be9d90261f409667cdb9ed97557b594adeec95144f4cb57e1d"`
[INFO] [stdout] e98da45aa4c027be9d90261f409667cdb9ed97557b594adeec95144f4cb57e1d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/picogrep/0.1.0:/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] efb203096852bb048f171b60a410098f32b4c5925cafbbdd09c639fd37b96789
[INFO] running `"docker" "start" "-a" "efb203096852bb048f171b60a410098f32b4c5925cafbbdd09c639fd37b96789"`
[INFO] [stderr]    Compiling picogrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/searcher.rs:8:79
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn search<'a>(query: &str, contents: &'a str) -> Result<Vec<&'a str>, 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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:31:46
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "efb203096852bb048f171b60a410098f32b4c5925cafbbdd09c639fd37b96789"`
[INFO] running `"docker" "rm" "-f" "efb203096852bb048f171b60a410098f32b4c5925cafbbdd09c639fd37b96789"`
[INFO] [stdout] efb203096852bb048f171b60a410098f32b4c5925cafbbdd09c639fd37b96789
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/picogrep/0.1.0:/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] 55d327b52d32154fbda1783fd3cae3399379626be9436f2d453347d57c55dcc5
[INFO] running `"docker" "start" "-a" "55d327b52d32154fbda1783fd3cae3399379626be9436f2d453347d57c55dcc5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/picogrep-3b6b42841f72f740
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test searcher::test::case_sensitive ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/picogrep-a3272ecab0765ca6
[INFO] [stdout] test searcher::test::regex_pattern ... 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 picogrep
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/config.rs - config::Config::new (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "55d327b52d32154fbda1783fd3cae3399379626be9436f2d453347d57c55dcc5"`
[INFO] running `"docker" "rm" "-f" "55d327b52d32154fbda1783fd3cae3399379626be9436f2d453347d57c55dcc5"`
[INFO] [stdout] 55d327b52d32154fbda1783fd3cae3399379626be9436f2d453347d57c55dcc5