[INFO] updating cached repository jessegrosjean/walk
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jessegrosjean/walk
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jessegrosjean/walk" "work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/jessegrosjean/walk"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/jessegrosjean/walk'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jessegrosjean/walk" "work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/jessegrosjean/walk"`
[INFO] [stderr] Cloning into 'work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/jessegrosjean/walk'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 29b6b1ecedc85a2baa01fddee3b6e75dbc230b54
[INFO] sha for GitHub repo jessegrosjean/walk: 29b6b1ecedc85a2baa01fddee3b6e75dbc230b54
[INFO] validating manifest of jessegrosjean/walk on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jessegrosjean/walk on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jessegrosjean/walk
[INFO] finished frobbing jessegrosjean/walk
[INFO] frobbed toml for jessegrosjean/walk written to work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/gh/jessegrosjean/walk/Cargo.toml
[INFO] started frobbing jessegrosjean/walk
[INFO] finished frobbing jessegrosjean/walk
[INFO] frobbed toml for jessegrosjean/walk written to work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/jessegrosjean/walk/Cargo.toml
[INFO] crate jessegrosjean/walk already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jessegrosjean/walk against try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af for pr-61753
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-7/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/gh/jessegrosjean/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=forbid" "-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" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 79f3dab0d287777fe4849d5f96fe69455ffbda6ea506bd29b2dd7337dfa6f7a2
[INFO] running `"docker" "start" "-a" "79f3dab0d287777fe4849d5f96fe69455ffbda6ea506bd29b2dd7337dfa6f7a2"`
[INFO] [stderr]     Checking bstr v0.1.3
[INFO] [stderr]     Checking csv v1.0.7
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking tempfile v3.0.8
[INFO] [stderr]     Checking jwalk v0.4.1-alpha.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/read_dir.rs:34:27
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub state: Option<Box<Any + Send + Sync>>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[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/core/read_dir.rs:71:27
[INFO] [stderr]    |
[INFO] [stderr] 71 |         state: Option<Box<Any + Send + Sync>>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/mod.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     Fn(Arc<ReadDirSpec>) -> Result<ReadDir> + Send + Sync + 'static;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arc<ReadDirSpec>) -> Result<ReadDir> + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:44:31
[INFO] [stderr]    |
[INFO] [stderr] 44 | type ProcessEntriesFunction = Fn(&mut Vec<Result<DirEntry>>) + Send + Sync + 'static;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Vec<Result<DirEntry>>) + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr]     Checking globset v0.4.3
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking ignore v0.4.7
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/read_dir.rs:34:27
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub state: Option<Box<Any + Send + Sync>>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[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/core/read_dir.rs:71:27
[INFO] [stderr]    |
[INFO] [stderr] 71 |         state: Option<Box<Any + Send + Sync>>,
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/core/mod.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     Fn(Arc<ReadDirSpec>) -> Result<ReadDir> + Send + Sync + 'static;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Arc<ReadDirSpec>) -> Result<ReadDir> + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:44:31
[INFO] [stderr]    |
[INFO] [stderr] 44 | type ProcessEntriesFunction = Fn(&mut Vec<Result<DirEntry>>) + Send + Sync + 'static;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Vec<Result<DirEntry>>) + Send + Sync + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> tests/mod.rs:153:5
[INFO] [stderr]     |
[INFO] [stderr] 153 |     iter.next().unwrap().is_ok(); // " (0)",
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> tests/mod.rs:158:5
[INFO] [stderr]     |
[INFO] [stderr] 158 |     iter.next().unwrap().is_ok(); // "a.txt (1)",
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> tests/mod.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     iter.next().unwrap().is_ok(); // "b.txt (1)",
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> tests/mod.rs:160:5
[INFO] [stderr]     |
[INFO] [stderr] 160 |     iter.next().unwrap().is_ok(); // "c.txt (1)",
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> tests/mod.rs:161:5
[INFO] [stderr]     |
[INFO] [stderr] 161 |     iter.next().unwrap().is_ok(); // "group 1 (1)",
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> tests/mod.rs:162:5
[INFO] [stderr]     |
[INFO] [stderr] 162 |     iter.next().unwrap().is_ok(); // "group 1/d.txt (2)",
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::option::Option::<T>::is_some` that must be used
[INFO] [stderr]    --> tests/mod.rs:169:5
[INFO] [stderr]     |
[INFO] [stderr] 169 |     group_2.content_error.is_some();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.88s
[INFO] running `"docker" "inspect" "79f3dab0d287777fe4849d5f96fe69455ffbda6ea506bd29b2dd7337dfa6f7a2"`
[INFO] running `"docker" "rm" "-f" "79f3dab0d287777fe4849d5f96fe69455ffbda6ea506bd29b2dd7337dfa6f7a2"`
[INFO] [stdout] 79f3dab0d287777fe4849d5f96fe69455ffbda6ea506bd29b2dd7337dfa6f7a2