[INFO] updating cached repository Ryan1729/list_view_models
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Ryan1729/list_view_models
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Ryan1729/list_view_models" "work/ex/beta-1.38-1/sources/1.37.0/gh/Ryan1729/list_view_models"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Ryan1729/list_view_models'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Ryan1729/list_view_models" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ryan1729/list_view_models"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ryan1729/list_view_models'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cb3ebca7c73f8171cb31d42fea4ec1d9d7fc050e
[INFO] sha for GitHub repo Ryan1729/list_view_models: cb3ebca7c73f8171cb31d42fea4ec1d9d7fc050e
[INFO] validating manifest of Ryan1729/list_view_models 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 Ryan1729/list_view_models 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 Ryan1729/list_view_models
[INFO] finished frobbing Ryan1729/list_view_models
[INFO] frobbed toml for Ryan1729/list_view_models written to work/ex/beta-1.38-1/sources/1.37.0/gh/Ryan1729/list_view_models/Cargo.toml
[INFO] started frobbing Ryan1729/list_view_models
[INFO] finished frobbing Ryan1729/list_view_models
[INFO] frobbed toml for Ryan1729/list_view_models written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Ryan1729/list_view_models/Cargo.toml
[INFO] crate Ryan1729/list_view_models 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 Ryan1729/list_view_models 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Ryan1729/list_view_models:/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] 1aebebb97d3c370cff1050b1cdb91d56f1124d85a73566e4a69c06c2bd5fa5bf
[INFO] running `"docker" "start" "-a" "1aebebb97d3c370cff1050b1cdb91d56f1124d85a73566e4a69c06c2bd5fa5bf"`
[INFO] [stderr]    Compiling libc v0.2.37
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.6
[INFO] [stderr]    Compiling list_view_models v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:122:36
[INFO] [stderr]     |
[INFO] [stderr] 122 | fn visit_dirs(dir: &Path, cb: &mut FnMut(&DirEntry)) -> io::Result<()> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&DirEntry)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.02s
[INFO] running `"docker" "inspect" "1aebebb97d3c370cff1050b1cdb91d56f1124d85a73566e4a69c06c2bd5fa5bf"`
[INFO] running `"docker" "rm" "-f" "1aebebb97d3c370cff1050b1cdb91d56f1124d85a73566e4a69c06c2bd5fa5bf"`
[INFO] [stdout] 1aebebb97d3c370cff1050b1cdb91d56f1124d85a73566e4a69c06c2bd5fa5bf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Ryan1729/list_view_models:/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] d925f54717e5993a17545a1d75d4372371c359b3854f3aefdbbaa7884ab2eb21
[INFO] running `"docker" "start" "-a" "d925f54717e5993a17545a1d75d4372371c359b3854f3aefdbbaa7884ab2eb21"`
[INFO] [stderr]    Compiling list_view_models v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:122:36
[INFO] [stderr]     |
[INFO] [stderr] 122 | fn visit_dirs(dir: &Path, cb: &mut FnMut(&DirEntry)) -> io::Result<()> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&DirEntry)`
[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" "d925f54717e5993a17545a1d75d4372371c359b3854f3aefdbbaa7884ab2eb21"`
[INFO] running `"docker" "rm" "-f" "d925f54717e5993a17545a1d75d4372371c359b3854f3aefdbbaa7884ab2eb21"`
[INFO] [stdout] d925f54717e5993a17545a1d75d4372371c359b3854f3aefdbbaa7884ab2eb21
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Ryan1729/list_view_models:/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] 41f5a8c895b2cdc9912b21286cb9bd31b0973cae903eb644289b7dc35115d7a3
[INFO] running `"docker" "start" "-a" "41f5a8c895b2cdc9912b21286cb9bd31b0973cae903eb644289b7dc35115d7a3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/list_view_models-39984bddcdf34c78
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_extract_view_model_name_does_not_extract_ViewModelMapping ... ok
[INFO] [stdout] test tests::test_extract_view_model_name_in_best_case ... ok
[INFO] [stdout] test tests::test_extract_view_model_name_with_full_line ... ok
[INFO] [stdout] test tests::test_extract_view_model_name_with_base_class ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "41f5a8c895b2cdc9912b21286cb9bd31b0973cae903eb644289b7dc35115d7a3"`
[INFO] running `"docker" "rm" "-f" "41f5a8c895b2cdc9912b21286cb9bd31b0973cae903eb644289b7dc35115d7a3"`
[INFO] [stdout] 41f5a8c895b2cdc9912b21286cb9bd31b0973cae903eb644289b7dc35115d7a3