[INFO] updating cached repository raafael911/rgrep
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/raafael911/rgrep
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/raafael911/rgrep" "work/ex/beta-1.37-6/sources/1.36.0/gh/raafael911/rgrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/raafael911/rgrep'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/raafael911/rgrep" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/raafael911/rgrep"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/raafael911/rgrep'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b8b65f30e304d04c57ce432cd9e1a07d7783fbe8
[INFO] sha for GitHub repo raafael911/rgrep: b8b65f30e304d04c57ce432cd9e1a07d7783fbe8
[INFO] validating manifest of raafael911/rgrep 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 raafael911/rgrep 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 raafael911/rgrep
[INFO] finished frobbing raafael911/rgrep
[INFO] frobbed toml for raafael911/rgrep written to work/ex/beta-1.37-6/sources/1.36.0/gh/raafael911/rgrep/Cargo.toml
[INFO] started frobbing raafael911/rgrep
[INFO] finished frobbing raafael911/rgrep
[INFO] frobbed toml for raafael911/rgrep written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/raafael911/rgrep/Cargo.toml
[INFO] crate raafael911/rgrep 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] testing raafael911/rgrep against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/raafael911/rgrep:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 8a1b8b009674621cea5d77d70880b2f50d93e7f4f847da6305e806a2ab77a626
[INFO] running `"docker" "start" "-a" "8a1b8b009674621cea5d77d70880b2f50d93e7f4f847da6305e806a2ab77a626"`
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling colored v1.6.0
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling clap v2.27.1
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling rgrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `line_number`
[INFO] [stderr]   --> src/lib.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     line_number: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.41s
[INFO] running `"docker" "inspect" "8a1b8b009674621cea5d77d70880b2f50d93e7f4f847da6305e806a2ab77a626"`
[INFO] running `"docker" "rm" "-f" "8a1b8b009674621cea5d77d70880b2f50d93e7f4f847da6305e806a2ab77a626"`
[INFO] [stdout] 8a1b8b009674621cea5d77d70880b2f50d93e7f4f847da6305e806a2ab77a626
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/raafael911/rgrep:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a47fddd779ae5cd0a457f5efb24255993ce37b3747292f5ed45f2cff08cd7ed7
[INFO] running `"docker" "start" "-a" "a47fddd779ae5cd0a457f5efb24255993ce37b3747292f5ed45f2cff08cd7ed7"`
[INFO] [stderr]    Compiling rgrep v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `line_number`
[INFO] [stderr]   --> src/lib.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     line_number: usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "a47fddd779ae5cd0a457f5efb24255993ce37b3747292f5ed45f2cff08cd7ed7"`
[INFO] running `"docker" "rm" "-f" "a47fddd779ae5cd0a457f5efb24255993ce37b3747292f5ed45f2cff08cd7ed7"`
[INFO] [stdout] a47fddd779ae5cd0a457f5efb24255993ce37b3747292f5ed45f2cff08cd7ed7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/raafael911/rgrep:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 68db54fbd27456acf711ffff938e8f0ac0f63392ad0e108f33b4bd70c253c159
[INFO] running `"docker" "start" "-a" "68db54fbd27456acf711ffff938e8f0ac0f63392ad0e108f33b4bd70c253c159"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rgrep-ff7e4ebe33d0b313
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::two_matches ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rgrep-0067e03517c0e86d
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rgrep
[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] [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" "68db54fbd27456acf711ffff938e8f0ac0f63392ad0e108f33b4bd70c253c159"`
[INFO] running `"docker" "rm" "-f" "68db54fbd27456acf711ffff938e8f0ac0f63392ad0e108f33b4bd70c253c159"`
[INFO] [stdout] 68db54fbd27456acf711ffff938e8f0ac0f63392ad0e108f33b4bd70c253c159