[INFO] fetching crate jwalk 0.4.0...
[INFO] extracting crate jwalk 0.4.0 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/jwalk/0.4.0
[INFO] extracting crate jwalk 0.4.0 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/jwalk/0.4.0
[INFO] validating manifest of jwalk-0.4.0 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jwalk-0.4.0 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jwalk-0.4.0
[INFO] finished frobbing jwalk-0.4.0
[INFO] frobbed toml for jwalk-0.4.0 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/jwalk/0.4.0/Cargo.toml
[INFO] started frobbing jwalk-0.4.0
[INFO] finished frobbing jwalk-0.4.0
[INFO] frobbed toml for jwalk-0.4.0 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/jwalk/0.4.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jwalk-0.4.0 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-4/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/jwalk/0.4.0:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3b69e82e539057e21e0bfd50a6063f9a5ac88e985d3f13c261b63be4c4b14646
[INFO] running `"docker" "start" "-a" "3b69e82e539057e21e0bfd50a6063f9a5ac88e985d3f13c261b63be4c4b14646"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking jwalk v0.4.0 (/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 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 2.82s
[INFO] running `"docker" "inspect" "3b69e82e539057e21e0bfd50a6063f9a5ac88e985d3f13c261b63be4c4b14646"`
[INFO] running `"docker" "rm" "-f" "3b69e82e539057e21e0bfd50a6063f9a5ac88e985d3f13c261b63be4c4b14646"`
[INFO] [stdout] 3b69e82e539057e21e0bfd50a6063f9a5ac88e985d3f13c261b63be4c4b14646