[INFO] crate dwarf_x86 0.1.0 is already in cache
[INFO] extracting crate dwarf_x86 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/dwarf_x86/0.1.0
[INFO] extracting crate dwarf_x86 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/dwarf_x86/0.1.0
[INFO] validating manifest of dwarf_x86-0.1.0 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 dwarf_x86-0.1.0 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 dwarf_x86-0.1.0
[INFO] finished frobbing dwarf_x86-0.1.0
[INFO] frobbed toml for dwarf_x86-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/dwarf_x86/0.1.0/Cargo.toml
[INFO] started frobbing dwarf_x86-0.1.0
[INFO] finished frobbing dwarf_x86-0.1.0
[INFO] frobbed toml for dwarf_x86-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/dwarf_x86/0.1.0/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 dwarf_x86-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/dwarf_x86/0.1.0:/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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a6081d8d9c1fce12fea2271223a1d24a51c0f11e1f55d5bcde113d569b439dca
[INFO] running `"docker" "start" "-a" "a6081d8d9c1fce12fea2271223a1d24a51c0f11e1f55d5bcde113d569b439dca"`
[INFO] [stderr]     Checking leb128 v0.2.3
[INFO] [stderr]     Checking gimli v0.14.0
[INFO] [stderr]     Checking dwarf_x86 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |         endianess: endianess,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `endianess`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/lib.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |         endianess: endianess,
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^ help: replace it with: `endianess`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 | /     return Some(Argument {
[INFO] [stderr] 67 | |         name: arg_name.unwrap(),
[INFO] [stderr] 68 | |         location: location.unwrap(),
[INFO] [stderr] 69 | |     });
[INFO] [stderr]    | |_______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 66 |     Some(Argument {
[INFO] [stderr] 67 |         name: arg_name.unwrap(),
[INFO] [stderr] 68 |         location: location.unwrap(),
[INFO] [stderr] 69 |     })
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 | /     return Function {
[INFO] [stderr] 116 | |         name: func_name.unwrap(),
[INFO] [stderr] 117 | |         arguments: args,
[INFO] [stderr] 118 | |         start_address: start_address.unwrap(),
[INFO] [stderr] 119 | |     };
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 115 |     Function {
[INFO] [stderr] 116 |         name: func_name.unwrap(),
[INFO] [stderr] 117 |         arguments: args,
[INFO] [stderr] 118 |         start_address: start_address.unwrap(),
[INFO] [stderr] 119 |     }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |         return gimli::DebugInfo::new(&debug_info.data, self.endianess);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `gimli::DebugInfo::new(&debug_info.data, self.endianess)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:134:9
[INFO] [stderr]     |
[INFO] [stderr] 134 |         return gimli::DebugAbbrev::new(&debug_abbrev.data, self.endianess);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `gimli::DebugAbbrev::new(&debug_abbrev.data, self.endianess)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |         return gimli::DebugStr::new(&debug_str.data, self.endianess);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `gimli::DebugStr::new(&debug_str.data, self.endianess)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         return functions;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `functions`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:210:5
[INFO] [stderr]     |
[INFO] [stderr] 210 | /     return Ok(Executable {
[INFO] [stderr] 211 | |         path: path::PathBuf::from(path),
[INFO] [stderr] 212 | |         file: elf_file,
[INFO] [stderr] 213 | |         endianess: endianess,
[INFO] [stderr] 214 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 210 |     Ok(Executable {
[INFO] [stderr] 211 |         path: path::PathBuf::from(path),
[INFO] [stderr] 212 |         file: elf_file,
[INFO] [stderr] 213 |         endianess: endianess,
[INFO] [stderr] 214 |     })
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 | /     return Some(Argument {
[INFO] [stderr] 67 | |         name: arg_name.unwrap(),
[INFO] [stderr] 68 | |         location: location.unwrap(),
[INFO] [stderr] 69 | |     });
[INFO] [stderr]    | |_______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 66 |     Some(Argument {
[INFO] [stderr] 67 |         name: arg_name.unwrap(),
[INFO] [stderr] 68 |         location: location.unwrap(),
[INFO] [stderr] 69 |     })
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 | /     return Function {
[INFO] [stderr] 116 | |         name: func_name.unwrap(),
[INFO] [stderr] 117 | |         arguments: args,
[INFO] [stderr] 118 | |         start_address: start_address.unwrap(),
[INFO] [stderr] 119 | |     };
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 115 |     Function {
[INFO] [stderr] 116 |         name: func_name.unwrap(),
[INFO] [stderr] 117 |         arguments: args,
[INFO] [stderr] 118 |         start_address: start_address.unwrap(),
[INFO] [stderr] 119 |     }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |         return gimli::DebugInfo::new(&debug_info.data, self.endianess);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `gimli::DebugInfo::new(&debug_info.data, self.endianess)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:134:9
[INFO] [stderr]     |
[INFO] [stderr] 134 |         return gimli::DebugAbbrev::new(&debug_abbrev.data, self.endianess);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `gimli::DebugAbbrev::new(&debug_abbrev.data, self.endianess)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |         return gimli::DebugStr::new(&debug_str.data, self.endianess);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `gimli::DebugStr::new(&debug_str.data, self.endianess)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         return functions;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `functions`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:210:5
[INFO] [stderr]     |
[INFO] [stderr] 210 | /     return Ok(Executable {
[INFO] [stderr] 211 | |         path: path::PathBuf::from(path),
[INFO] [stderr] 212 | |         file: elf_file,
[INFO] [stderr] 213 | |         endianess: endianess,
[INFO] [stderr] 214 | |     });
[INFO] [stderr]     | |_______^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 210 |     Ok(Executable {
[INFO] [stderr] 211 |         path: path::PathBuf::from(path),
[INFO] [stderr] 212 |         file: elf_file,
[INFO] [stderr] 213 |         endianess: endianess,
[INFO] [stderr] 214 |     })
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]   --> src/dwarf_utils.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 |     if dwarf_loc.len() < 1 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `dwarf_loc.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to one
[INFO] [stderr]   --> src/dwarf_utils.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 |     if dwarf_loc.len() < 1 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `dwarf_loc.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:107:9
[INFO] [stderr]     |
[INFO] [stderr] 107 | /         match argument {
[INFO] [stderr] 108 | |             Some(argument) => {
[INFO] [stderr] 109 | |                 args.push(argument);
[INFO] [stderr] 110 | |             }
[INFO] [stderr] 111 | |             _ => {}
[INFO] [stderr] 112 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 107 |         if let Some(argument) = argument {
[INFO] [stderr] 108 |     args.push(argument);
[INFO] [stderr] 109 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:107:9
[INFO] [stderr]     |
[INFO] [stderr] 107 | /         match argument {
[INFO] [stderr] 108 | |             Some(argument) => {
[INFO] [stderr] 109 | |                 args.push(argument);
[INFO] [stderr] 110 | |             }
[INFO] [stderr] 111 | |             _ => {}
[INFO] [stderr] 112 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 107 |         if let Some(argument) = argument {
[INFO] [stderr] 108 |     args.push(argument);
[INFO] [stderr] 109 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.72s
[INFO] running `"docker" "inspect" "a6081d8d9c1fce12fea2271223a1d24a51c0f11e1f55d5bcde113d569b439dca"`
[INFO] running `"docker" "rm" "-f" "a6081d8d9c1fce12fea2271223a1d24a51c0f11e1f55d5bcde113d569b439dca"`
[INFO] [stdout] a6081d8d9c1fce12fea2271223a1d24a51c0f11e1f55d5bcde113d569b439dca