[INFO] crate thread-scoped 1.0.2 is already in cache
[INFO] extracting crate thread-scoped 1.0.2 into work/ex/clippy-test-run/sources/stable/reg/thread-scoped/1.0.2
[INFO] extracting crate thread-scoped 1.0.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/thread-scoped/1.0.2
[INFO] validating manifest of thread-scoped-1.0.2 on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of thread-scoped-1.0.2 on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing thread-scoped-1.0.2
[INFO] finished frobbing thread-scoped-1.0.2
[INFO] frobbed toml for thread-scoped-1.0.2 written to work/ex/clippy-test-run/sources/stable/reg/thread-scoped/1.0.2/Cargo.toml
[INFO] started frobbing thread-scoped-1.0.2
[INFO] finished frobbing thread-scoped-1.0.2
[INFO] frobbed toml for thread-scoped-1.0.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/thread-scoped/1.0.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting thread-scoped-1.0.2 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/thread-scoped/1.0.2:/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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a193f98914e307e2c1fa978cc42ce115a1b53dbc8c012d1573f5b9423b0863c4
[INFO] running `"docker" "start" "-a" "a193f98914e307e2c1fa978cc42ce115a1b53dbc8c012d1573f5b9423b0863c4"`
[INFO] [stderr]     Checking thread-scoped v1.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]   --> src/lib.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |             Err(_) => panic!("child thread {:?} panicked", self.thread()),
[INFO] [stderr]    |             ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_wild_err_arm)] on by default
[INFO] [stderr]    = note: to remove this warning, match each error separately or use unreachable macro
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm
[INFO] [stderr] 
[INFO] [stderr] warning: called `map(f)` on an Option value where `f` is a unit closure
[INFO] [stderr]   --> src/lib.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |            self.inner.take().map(|v| if v.join().is_err() {
[INFO] [stderr]    |   _________^
[INFO] [stderr]    |  |_________|
[INFO] [stderr]    | ||
[INFO] [stderr] 63 | ||             panic!("child thread {:?} panicked", self.thread());
[INFO] [stderr] 64 | ||         });
[INFO] [stderr]    | ||__________^- help: try this: `if let Some(v) = self.inner.take() { ... }`
[INFO] [stderr]    | |___________|
[INFO] [stderr]    | 
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::option_map_unit_fn)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stderr] 
[INFO] [stderr] warning: Err(_) will match all errors, maybe not a good idea
[INFO] [stderr]   --> src/lib.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |             Err(_) => panic!("child thread {:?} panicked", self.thread()),
[INFO] [stderr]    |             ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_wild_err_arm)] on by default
[INFO] [stderr]    = note: to remove this warning, match each error separately or use unreachable macro
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_wild_err_arm
[INFO] [stderr] 
[INFO] [stderr] warning: called `map(f)` on an Option value where `f` is a unit closure
[INFO] [stderr]   --> src/lib.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |            self.inner.take().map(|v| if v.join().is_err() {
[INFO] [stderr]    |   _________^
[INFO] [stderr]    |  |_________|
[INFO] [stderr]    | ||
[INFO] [stderr] 63 | ||             panic!("child thread {:?} panicked", self.thread());
[INFO] [stderr] 64 | ||         });
[INFO] [stderr]    | ||__________^- help: try this: `if let Some(v) = self.inner.take() { ... }`
[INFO] [stderr]    | |___________|
[INFO] [stderr]    | 
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::option_map_unit_fn)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stderr] 
[INFO] [stderr] warning: in an 'if' condition, avoid complex blocks or closures with blocks; instead, move the block or closure higher and bind it with a 'let'
[INFO] [stderr]    --> src/lib.rs:117:45
[INFO] [stderr]     |
[INFO] [stderr] 117 |               assert!(scoped(move|| -> String {
[INFO] [stderr]     |  _____________________________________________^
[INFO] [stderr] 118 | |                 "Success!".to_string()
[INFO] [stderr] 119 | |             }).join() == "Success!");
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::block_in_if_condition_stmt)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#block_in_if_condition_stmt
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "a193f98914e307e2c1fa978cc42ce115a1b53dbc8c012d1573f5b9423b0863c4"`
[INFO] running `"docker" "rm" "-f" "a193f98914e307e2c1fa978cc42ce115a1b53dbc8c012d1573f5b9423b0863c4"`
[INFO] [stdout] a193f98914e307e2c1fa978cc42ce115a1b53dbc8c012d1573f5b9423b0863c4