[INFO] crate shared_library 0.1.9 is already in cache
[INFO] extracting crate shared_library 0.1.9 into work/ex/clippy-test-run/sources/stable/reg/shared_library/0.1.9
[INFO] extracting crate shared_library 0.1.9 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/shared_library/0.1.9
[INFO] validating manifest of shared_library-0.1.9 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 shared_library-0.1.9 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 shared_library-0.1.9
[INFO] finished frobbing shared_library-0.1.9
[INFO] frobbed toml for shared_library-0.1.9 written to work/ex/clippy-test-run/sources/stable/reg/shared_library/0.1.9/Cargo.toml
[INFO] started frobbing shared_library-0.1.9
[INFO] finished frobbing shared_library-0.1.9
[INFO] frobbed toml for shared_library-0.1.9 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/shared_library/0.1.9/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 shared_library-0.1.9 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/shared_library/0.1.9:/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] 4616dc609c0fc661831e6f20cc1ffa555463b1103d01e9175375cfcf7cde67b1
[INFO] running `"docker" "start" "-a" "4616dc609c0fc661831e6f20cc1ffa555463b1103d01e9175375cfcf7cde67b1"`
[INFO] [stderr]     Checking shared_library v0.1.9 (/opt/crater/workdir)
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/dynamic_library.rs:277:13
[INFO] [stderr]     |
[INFO] [stderr] 277 |             ret
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/dynamic_library.rs:270:23
[INFO] [stderr]     |
[INFO] [stderr] 270 |               let ret = if ptr::null() == last_error {
[INFO] [stderr]     |  _______________________^
[INFO] [stderr] 271 | |                 Ok(result)
[INFO] [stderr] 272 | |             } else {
[INFO] [stderr] 273 | |                 let s = CStr::from_ptr(last_error).to_bytes();
[INFO] [stderr] 274 | |                 Err(str::from_utf8(s).unwrap().to_string())
[INFO] [stderr] 275 | |             };
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/dynamic_library.rs:289:47
[INFO] [stderr]     |
[INFO] [stderr] 289 |         dlclose(handle as *mut libc::c_void); ()
[INFO] [stderr]     |                                               ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer to a pointer
[INFO] [stderr]    --> src/dynamic_library.rs:131:24
[INFO] [stderr]     |
[INFO] [stderr] 131 |             .map(|sym| mem::transmute(sym))
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^ help: try: `sym as *mut T`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from an integer to a pointer
[INFO] [stderr]    --> src/dynamic_library.rs:146:37
[INFO] [stderr]     |
[INFO] [stderr] 146 |             SpecialHandles::Next => mem::transmute::<libc::c_long, _>(-1),
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `-1 as *mut libc::c_void`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_transmute)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_transmute
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer to a pointer
[INFO] [stderr]    --> src/dynamic_library.rs:156:24
[INFO] [stderr]     |
[INFO] [stderr] 156 |             .map(|sym| mem::transmute(sym))
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^ help: try: `sym as *mut T`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: Comparing with null is better expressed by the .is_null() method
[INFO] [stderr]    --> src/dynamic_library.rs:270:26
[INFO] [stderr]     |
[INFO] [stderr] 270 |             let ret = if ptr::null() == last_error {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cmp_null)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_null
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/dynamic_library.rs:277:13
[INFO] [stderr]     |
[INFO] [stderr] 277 |             ret
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/dynamic_library.rs:270:23
[INFO] [stderr]     |
[INFO] [stderr] 270 |               let ret = if ptr::null() == last_error {
[INFO] [stderr]     |  _______________________^
[INFO] [stderr] 271 | |                 Ok(result)
[INFO] [stderr] 272 | |             } else {
[INFO] [stderr] 273 | |                 let s = CStr::from_ptr(last_error).to_bytes();
[INFO] [stderr] 274 | |                 Err(str::from_utf8(s).unwrap().to_string())
[INFO] [stderr] 275 | |             };
[INFO] [stderr]     | |_____________^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded unit expression
[INFO] [stderr]    --> src/dynamic_library.rs:289:47
[INFO] [stderr]     |
[INFO] [stderr] 289 |         dlclose(handle as *mut libc::c_void); ()
[INFO] [stderr]     |                                               ^^ help: remove the final `()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unused_unit)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_unit
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer to a pointer
[INFO] [stderr]    --> src/dynamic_library.rs:131:24
[INFO] [stderr]     |
[INFO] [stderr] 131 |             .map(|sym| mem::transmute(sym))
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^ help: try: `sym as *mut T`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::transmute_ptr_to_ptr)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from an integer to a pointer
[INFO] [stderr]    --> src/dynamic_library.rs:146:37
[INFO] [stderr]     |
[INFO] [stderr] 146 |             SpecialHandles::Next => mem::transmute::<libc::c_long, _>(-1),
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `-1 as *mut libc::c_void`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::useless_transmute)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_transmute
[INFO] [stderr] 
[INFO] [stderr] warning: transmute from a pointer to a pointer
[INFO] [stderr]    --> src/dynamic_library.rs:156:24
[INFO] [stderr]     |
[INFO] [stderr] 156 |             .map(|sym| mem::transmute(sym))
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^ help: try: `sym as *mut T`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#transmute_ptr_to_ptr
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/dynamic_library.rs:186:12
[INFO] [stderr]     |
[INFO] [stderr] 186 |         if result != expected_result {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider comparing them within some error: `(result - expected_result).abs() < error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/dynamic_library.rs:186:12
[INFO] [stderr]     |
[INFO] [stderr] 186 |         if result != expected_result {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr] 
[INFO] [stderr] warning: Comparing with null is better expressed by the .is_null() method
[INFO] [stderr]    --> src/dynamic_library.rs:270:26
[INFO] [stderr]     |
[INFO] [stderr] 270 |             let ret = if ptr::null() == last_error {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cmp_null)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_null
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `shared_library`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4616dc609c0fc661831e6f20cc1ffa555463b1103d01e9175375cfcf7cde67b1"`
[INFO] running `"docker" "rm" "-f" "4616dc609c0fc661831e6f20cc1ffa555463b1103d01e9175375cfcf7cde67b1"`
[INFO] [stdout] 4616dc609c0fc661831e6f20cc1ffa555463b1103d01e9175375cfcf7cde67b1