[INFO] updating cached repository sahandhnj/mini-greprs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sahandhnj/mini-greprs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sahandhnj/mini-greprs" "work/ex/beta-1.38-1/sources/1.37.0/gh/sahandhnj/mini-greprs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/sahandhnj/mini-greprs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sahandhnj/mini-greprs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sahandhnj/mini-greprs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sahandhnj/mini-greprs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dfbc4cdbf15e78ff59d712c82dda75e60e6b924b
[INFO] sha for GitHub repo sahandhnj/mini-greprs: dfbc4cdbf15e78ff59d712c82dda75e60e6b924b
[INFO] validating manifest of sahandhnj/mini-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 sahandhnj/mini-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 sahandhnj/mini-greprs
[INFO] finished frobbing sahandhnj/mini-greprs
[INFO] frobbed toml for sahandhnj/mini-greprs written to work/ex/beta-1.38-1/sources/1.37.0/gh/sahandhnj/mini-greprs/Cargo.toml
[INFO] started frobbing sahandhnj/mini-greprs
[INFO] finished frobbing sahandhnj/mini-greprs
[INFO] frobbed toml for sahandhnj/mini-greprs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sahandhnj/mini-greprs/Cargo.toml
[INFO] crate sahandhnj/mini-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 sahandhnj/mini-greprs 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sahandhnj/mini-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] d4efaefa7049d545f8dcec390864455f91461b9b0514c94ee6814c685924cce2
[INFO] running `"docker" "start" "-a" "d4efaefa7049d545f8dcec390864455f91461b9b0514c94ee6814c685924cce2"`
[INFO] [stderr]    Compiling greprs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]  --> src/test.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:29:70
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn run(arguments: Arguments, case_sensetive: bool) -> 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 2.00s
[INFO] running `"docker" "inspect" "d4efaefa7049d545f8dcec390864455f91461b9b0514c94ee6814c685924cce2"`
[INFO] running `"docker" "rm" "-f" "d4efaefa7049d545f8dcec390864455f91461b9b0514c94ee6814c685924cce2"`
[INFO] [stdout] d4efaefa7049d545f8dcec390864455f91461b9b0514c94ee6814c685924cce2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sahandhnj/mini-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5816d12fbc6c0ffefd5523d55ded4b74ef8fc1cec4465c220548caadf5538eff
[INFO] running `"docker" "start" "-a" "5816d12fbc6c0ffefd5523d55ded4b74ef8fc1cec4465c220548caadf5538eff"`
[INFO] [stderr]    Compiling greprs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:29:70
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn run(arguments: Arguments, case_sensetive: bool) -> 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 0.88s
[INFO] running `"docker" "inspect" "5816d12fbc6c0ffefd5523d55ded4b74ef8fc1cec4465c220548caadf5538eff"`
[INFO] running `"docker" "rm" "-f" "5816d12fbc6c0ffefd5523d55ded4b74ef8fc1cec4465c220548caadf5538eff"`
[INFO] [stdout] 5816d12fbc6c0ffefd5523d55ded4b74ef8fc1cec4465c220548caadf5538eff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sahandhnj/mini-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 6bb109d225acc5cdc6c1d1d9974c230d29d877d9a56336c8982b24c9d9c3fb0f
[INFO] running `"docker" "start" "-a" "6bb109d225acc5cdc6c1d1d9974c230d29d877d9a56336c8982b24c9d9c3fb0f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/greprs-76c719fec6b3e18c
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::case_sensetive ... ok
[INFO] [stdout] test test::case_insensetive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/greprs-305bb374acb7e043
[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" "6bb109d225acc5cdc6c1d1d9974c230d29d877d9a56336c8982b24c9d9c3fb0f"`
[INFO] running `"docker" "rm" "-f" "6bb109d225acc5cdc6c1d1d9974c230d29d877d9a56336c8982b24c9d9c3fb0f"`
[INFO] [stdout] 6bb109d225acc5cdc6c1d1d9974c230d29d877d9a56336c8982b24c9d9c3fb0f