[INFO] updating cached repository sebglazebrook/walk
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sebglazebrook/walk
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sebglazebrook/walk" "work/ex/beta-1.38-1/sources/1.37.0/gh/sebglazebrook/walk"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/sebglazebrook/walk'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sebglazebrook/walk" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sebglazebrook/walk"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sebglazebrook/walk'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 28372a4fc334f83fc40216c629e2552ed137d413
[INFO] sha for GitHub repo sebglazebrook/walk: 28372a4fc334f83fc40216c629e2552ed137d413
[INFO] validating manifest of sebglazebrook/walk 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 sebglazebrook/walk 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 sebglazebrook/walk
[INFO] finished frobbing sebglazebrook/walk
[INFO] frobbed toml for sebglazebrook/walk written to work/ex/beta-1.38-1/sources/1.37.0/gh/sebglazebrook/walk/Cargo.toml
[INFO] started frobbing sebglazebrook/walk
[INFO] finished frobbing sebglazebrook/walk
[INFO] frobbed toml for sebglazebrook/walk written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sebglazebrook/walk/Cargo.toml
[INFO] crate sebglazebrook/walk 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 sebglazebrook/walk 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/sebglazebrook/walk:/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] 33494548767ef861043d0960663f743bf14022d032c698d393c80ffc902f7f53
[INFO] running `"docker" "start" "-a" "33494548767ef861043d0960663f743bf14022d032c698d393c80ffc902f7f53"`
[INFO] [stderr]    Compiling yaml-rust v0.3.3
[INFO] [stderr]    Compiling term_size v0.2.1
[INFO] [stderr]    Compiling clap v2.11.2
[INFO] [stderr]    Compiling walk v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.95s
[INFO] running `"docker" "inspect" "33494548767ef861043d0960663f743bf14022d032c698d393c80ffc902f7f53"`
[INFO] running `"docker" "rm" "-f" "33494548767ef861043d0960663f743bf14022d032c698d393c80ffc902f7f53"`
[INFO] [stdout] 33494548767ef861043d0960663f743bf14022d032c698d393c80ffc902f7f53
[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/sebglazebrook/walk:/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] b7432b05c4fce715b858e45bec8e498077f308b9b87fea29482a2143a1288ed1
[INFO] running `"docker" "start" "-a" "b7432b05c4fce715b858e45bec8e498077f308b9b87fea29482a2143a1288ed1"`
[INFO] [stderr]    Compiling walk v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: function `when_a_gitignore_does_NOT_matches_the_filename_it_does_not_get_ignored` should have a snake case name
[INFO] [stderr]   --> src/walk/ignorer.rs:49:4
[INFO] [stderr]    |
[INFO] [stderr] 49 | fn when_a_gitignore_does_NOT_matches_the_filename_it_does_not_get_ignored() {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `when_a_gitignore_does_not_matches_the_filename_it_does_not_get_ignored`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "b7432b05c4fce715b858e45bec8e498077f308b9b87fea29482a2143a1288ed1"`
[INFO] running `"docker" "rm" "-f" "b7432b05c4fce715b858e45bec8e498077f308b9b87fea29482a2143a1288ed1"`
[INFO] [stdout] b7432b05c4fce715b858e45bec8e498077f308b9b87fea29482a2143a1288ed1
[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/sebglazebrook/walk:/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] 3b0add78b222e150afd28806842bb93a606a4211f29e32e6edefc6984164c774
[INFO] running `"docker" "start" "-a" "3b0add78b222e150afd28806842bb93a606a4211f29e32e6edefc6984164c774"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/walk-4fc2a62a7c1c2716
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test walk::ignorer::when_a_gitignore_matches_the_dirname_it_gets_ignored ... ok
[INFO] [stdout] test walk::ignorer::when_a_gitignore_does_NOT_matches_the_filename_it_does_not_get_ignored ... ok
[INFO] [stdout] test walk::ignorer::when_a_gitignore_matches_the_filename_it_gets_ignored ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/walk-a9a23eb9549e7658
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests walk
[INFO] [stdout] test result: ok. 3 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] [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" "3b0add78b222e150afd28806842bb93a606a4211f29e32e6edefc6984164c774"`
[INFO] running `"docker" "rm" "-f" "3b0add78b222e150afd28806842bb93a606a4211f29e32e6edefc6984164c774"`
[INFO] [stdout] 3b0add78b222e150afd28806842bb93a606a4211f29e32e6edefc6984164c774