[INFO] updating cached repository yurydelendik/dwarf-to-json
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yurydelendik/dwarf-to-json
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yurydelendik/dwarf-to-json" "work/ex/clippy-test-run/sources/stable/gh/yurydelendik/dwarf-to-json"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/yurydelendik/dwarf-to-json'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yurydelendik/dwarf-to-json" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/yurydelendik/dwarf-to-json"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/yurydelendik/dwarf-to-json'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7126ab22bbda4e19e7a37967690a0536c1f2fff0
[INFO] sha for GitHub repo yurydelendik/dwarf-to-json: 7126ab22bbda4e19e7a37967690a0536c1f2fff0
[INFO] validating manifest of yurydelendik/dwarf-to-json 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 yurydelendik/dwarf-to-json 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 yurydelendik/dwarf-to-json
[INFO] finished frobbing yurydelendik/dwarf-to-json
[INFO] frobbed toml for yurydelendik/dwarf-to-json written to work/ex/clippy-test-run/sources/stable/gh/yurydelendik/dwarf-to-json/Cargo.toml
[INFO] started frobbing yurydelendik/dwarf-to-json
[INFO] finished frobbing yurydelendik/dwarf-to-json
[INFO] frobbed toml for yurydelendik/dwarf-to-json written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/yurydelendik/dwarf-to-json/Cargo.toml
[INFO] crate yurydelendik/dwarf-to-json has a lockfile. skipping
[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 yurydelendik/dwarf-to-json against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/yurydelendik/dwarf-to-json:/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] 9bffd97d611e2d1aacf05979c9694d607d0c25600251ac6aedd028c080548ab0
[INFO] running `"docker" "start" "-a" "9bffd97d611e2d1aacf05979c9694d607d0c25600251ac6aedd028c080548ab0"`
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking fallible-iterator v0.1.5
[INFO] [stderr]     Checking vlq v0.5.1
[INFO] [stderr]     Checking gimli v0.16.1
[INFO] [stderr]     Checking dwarf-to-json v0.1.6 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         return p.offset(mem::size_of::<usize>() as isize);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `p.offset(mem::size_of::<usize>() as isize)`
[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] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/lib.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         return p.offset(mem::size_of::<usize>() as isize);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `p.offset(mem::size_of::<usize>() as isize)`
[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] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/convert.rs:68:6
[INFO] [stderr]    |
[INFO] [stderr] 68 | ) -> Result<(HashMap<&str, &[u8]>, Option<usize>), WasmFormatError> {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/convert.rs:103:55
[INFO] [stderr]     |
[INFO] [stderr] 103 |         serde_json::from_str(prefixes_decoder.str()?).unwrap_or(vec![]);
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| vec![])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/convert.rs:104:8
[INFO] [stderr]     |
[INFO] [stderr] 104 |     if prefixes_pairs.len() == 0 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `prefixes_pairs.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: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/dwarf.rs:62:18
[INFO] [stderr]    |
[INFO] [stderr] 62 |     low_pc < 1 + fn_size_field_len as i64
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(fn_size_field_len)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/dwarf.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |                 ranges.len() == 0
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `ranges.is_empty()`
[INFO] [stderr]     |
[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 zero
[INFO] [stderr]    --> src/dwarf.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 |         if item.children.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!item.children.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/convert.rs:68:6
[INFO] [stderr]    |
[INFO] [stderr] 68 | ) -> Result<(HashMap<&str, &[u8]>, Option<usize>), WasmFormatError> {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/convert.rs:103:55
[INFO] [stderr]     |
[INFO] [stderr] 103 |         serde_json::from_str(prefixes_decoder.str()?).unwrap_or(vec![]);
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| vec![])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/convert.rs:104:8
[INFO] [stderr]     |
[INFO] [stderr] 104 |     if prefixes_pairs.len() == 0 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `prefixes_pairs.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: this pattern takes a reference on something that is being de-referenced
[INFO] [stderr]    --> src/dwarf.rs:189:64
[INFO] [stderr]     |
[INFO] [stderr] 189 |     let id = (if let Some(position) = sources.iter().position(|&ref x| *x == file_name) {
[INFO] [stderr]     |                                                                ^^^^^^ help: try removing the `&ref` part and just keep: `x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_borrowed_reference)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrowed_reference
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     (d[0] as i64) | ((d[1] as i64) << 8)
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: try: `i64::from(d[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:200:22
[INFO] [stderr]     |
[INFO] [stderr] 200 |     (d[0] as i64) | ((d[1] as i64) << 8)
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: try: `i64::from(d[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: try: `i64::from(d[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:22
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: try: `i64::from(d[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:45
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^ help: try: `i64::from(d[2])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:69
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^^ help: try: `i64::from(d[3])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/dwarf.rs:62:18
[INFO] [stderr]    |
[INFO] [stderr] 62 |     low_pc < 1 + fn_size_field_len as i64
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(fn_size_field_len)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/convert.rs:68:6
[INFO] [stderr]    |
[INFO] [stderr] 68 | ) -> Result<(HashMap<&str, &[u8]>, Option<usize>), WasmFormatError> {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/dwarf.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |                 ranges.len() == 0
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `ranges.is_empty()`
[INFO] [stderr]     |
[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 zero
[INFO] [stderr]    --> src/dwarf.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 |         if item.children.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!item.children.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stderr]   --> src/convert.rs:68:6
[INFO] [stderr]    |
[INFO] [stderr] 68 | ) -> Result<(HashMap<&str, &[u8]>, Option<usize>), WasmFormatError> {
[INFO] [stderr]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::type_complexity)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/convert.rs:103:55
[INFO] [stderr]     |
[INFO] [stderr] 103 |         serde_json::from_str(prefixes_decoder.str()?).unwrap_or(vec![]);
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| vec![])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/convert.rs:104:8
[INFO] [stderr]     |
[INFO] [stderr] 104 |     if prefixes_pairs.len() == 0 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `prefixes_pairs.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: this pattern takes a reference on something that is being de-referenced
[INFO] [stderr]    --> src/dwarf.rs:189:64
[INFO] [stderr]     |
[INFO] [stderr] 189 |     let id = (if let Some(position) = sources.iter().position(|&ref x| *x == file_name) {
[INFO] [stderr]     |                                                                ^^^^^^ help: try removing the `&ref` part and just keep: `x`
[INFO] [stderr] warning: use of `unwrap_or` followed by a function call
[INFO] [stderr]    --> src/convert.rs:103:55
[INFO] [stderr]     |
[INFO] [stderr] 103 |         serde_json::from_str(prefixes_decoder.str()?).unwrap_or(vec![]);
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|_| vec![])`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::or_fun_call)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#or_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/convert.rs:104:8
[INFO] [stderr]     |
[INFO] [stderr] 104 |     if prefixes_pairs.len() == 0 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `prefixes_pairs.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]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_borrowed_reference)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrowed_reference
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     (d[0] as i64) | ((d[1] as i64) << 8)
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: try: `i64::from(d[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:200:22
[INFO] [stderr]     |
[INFO] [stderr] 200 |     (d[0] as i64) | ((d[1] as i64) << 8)
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: try: `i64::from(d[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: try: `i64::from(d[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:22
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: try: `i64::from(d[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:45
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^ help: try: `i64::from(d[2])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:69
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^^ help: try: `i64::from(d[3])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:212:9
[INFO] [stderr]     |
[INFO] [stderr] 212 |     let ref debug_str = DebugStr::new(&debug_sections[".debug_str"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^-------------------------------------------------------------- help: try: `let debug_str = &DebugStr::new(&debug_sections[".debug_str"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |     let ref debug_abbrev = DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^^^-------------------------------------------------------------------- help: try: `let debug_abbrev = &DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:214:9
[INFO] [stderr]     |
[INFO] [stderr] 214 |     let ref debug_info = DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_info = &DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:215:9
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let ref debug_line = DebugLine::new(&debug_sections[".debug_line"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_line = &DebugLine::new(&debug_sections[".debug_line"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/dwarf.rs:62:18
[INFO] [stderr]    |
[INFO] [stderr] 62 |     low_pc < 1 + fn_size_field_len as i64
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(fn_size_field_len)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/dwarf.rs:268:29
[INFO] [stderr]     |
[INFO] [stderr] 268 |                             unit_infos.comp_dir.clone(),
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `unit_infos.comp_dir`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/dwarf.rs:269:29
[INFO] [stderr]     |
[INFO] [stderr] 269 |                             unit_infos.comp_name.clone(),
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `unit_infos.comp_name`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:298:69
[INFO] [stderr]     |
[INFO] [stderr] 298 |                     AttributeValue::Data1(u) => DebugAttrValue::I64(u[0] as i64),
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^ help: try: `i64::from(u[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/dwarf.rs:62:18
[INFO] [stderr]    |
[INFO] [stderr] 62 |     low_pc < 1 + fn_size_field_len as i64
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(fn_size_field_len)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/dwarf.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |                 ranges.len() == 0
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `ranges.is_empty()`
[INFO] [stderr]     |
[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 zero
[INFO] [stderr]    --> src/dwarf.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 |         if item.children.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!item.children.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:212:9
[INFO] [stderr]     |
[INFO] [stderr] 212 |     let ref debug_str = DebugStr::new(&debug_sections[".debug_str"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^-------------------------------------------------------------- help: try: `let debug_str = &DebugStr::new(&debug_sections[".debug_str"], LittleEndian);`
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/dwarf.rs:121:17
[INFO] [stderr]     |
[INFO] [stderr] 121 |                 ranges.len() == 0
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `ranges.is_empty()`
[INFO] [stderr]     |
[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 zero
[INFO] [stderr]    --> src/dwarf.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 |         if item.children.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!item.children.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |     let ref debug_abbrev = DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^^^-------------------------------------------------------------------- help: try: `let debug_abbrev = &DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:214:9
[INFO] [stderr]     |
[INFO] [stderr] 214 |     let ref debug_info = DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_info = &DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:215:9
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let ref debug_line = DebugLine::new(&debug_sections[".debug_line"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_line = &DebugLine::new(&debug_sections[".debug_line"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/dwarf.rs:268:29
[INFO] [stderr]     |
[INFO] [stderr] 268 |                             unit_infos.comp_dir.clone(),
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `unit_infos.comp_dir`
[INFO] [stderr] warning: this pattern takes a reference on something that is being de-referenced
[INFO] [stderr]    --> src/dwarf.rs:189:64
[INFO] [stderr]     |
[INFO] [stderr] 189 |     let id = (if let Some(position) = sources.iter().position(|&ref x| *x == file_name) {
[INFO] [stderr]     |                                                                ^^^^^^ help: try removing the `&ref` part and just keep: `x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_borrowed_reference)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrowed_reference
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     (d[0] as i64) | ((d[1] as i64) << 8)
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: try: `i64::from(d[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:200:22
[INFO] [stderr]     |
[INFO] [stderr] 200 |     (d[0] as i64) | ((d[1] as i64) << 8)
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: try: `i64::from(d[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: try: `i64::from(d[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:22
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: try: `i64::from(d[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:45
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^ help: try: `i64::from(d[2])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/dwarf.rs:269:29
[INFO] [stderr]     |
[INFO] [stderr] 269 |                             unit_infos.comp_name.clone(),
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `unit_infos.comp_name`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:298:69
[INFO] [stderr]     |
[INFO] [stderr] 298 |                     AttributeValue::Data1(u) => DebugAttrValue::I64(u[0] as i64),
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^ help: try: `i64::from(u[0])`
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:69
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^^ help: try: `i64::from(d[3])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:411:9
[INFO] [stderr]     |
[INFO] [stderr] 411 |     let ref debug_str = DebugStr::new(&debug_sections[".debug_str"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^-------------------------------------------------------------- help: try: `let debug_str = &DebugStr::new(&debug_sections[".debug_str"], LittleEndian);`
[INFO] [stderr] warning: this pattern takes a reference on something that is being de-referenced
[INFO] [stderr]    --> src/dwarf.rs:189:64
[INFO] [stderr]     |
[INFO] [stderr] 189 |     let id = (if let Some(position) = sources.iter().position(|&ref x| *x == file_name) {
[INFO] [stderr]     |                                                                ^^^^^^ help: try removing the `&ref` part and just keep: `x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_borrowed_reference)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrowed_reference
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     (d[0] as i64) | ((d[1] as i64) << 8)
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: try: `i64::from(d[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:200:22
[INFO] [stderr]     |
[INFO] [stderr] 200 |     (d[0] as i64) | ((d[1] as i64) << 8)
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: try: `i64::from(d[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: try: `i64::from(d[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:22
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |                      ^^^^^^^^^^^^^ help: try: `i64::from(d[1])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:45
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^ help: try: `i64::from(d[2])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:204:69
[INFO] [stderr]     |
[INFO] [stderr] 204 |     (d[0] as i64) | ((d[1] as i64) << 8) | ((d[2] as i64) << 16) | ((d[3] as i64) << 24)
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^^^ help: try: `i64::from(d[3])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |     let ref debug_abbrev = DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^^^-------------------------------------------------------------------- help: try: `let debug_abbrev = &DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:413:9
[INFO] [stderr]     |
[INFO] [stderr] 413 |     let ref debug_info = DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_info = &DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:414:9
[INFO] [stderr]     |
[INFO] [stderr] 414 |     let ref debug_line = DebugLine::new(&debug_sections[".debug_line"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_line = &DebugLine::new(&debug_sections[".debug_line"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:411:9
[INFO] [stderr]     |
[INFO] [stderr] 411 |     let ref debug_str = DebugStr::new(&debug_sections[".debug_str"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^-------------------------------------------------------------- help: try: `let debug_str = &DebugStr::new(&debug_sections[".debug_str"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |     let ref debug_abbrev = DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^^^-------------------------------------------------------------------- help: try: `let debug_abbrev = &DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:413:9
[INFO] [stderr]     |
[INFO] [stderr] 413 |     let ref debug_info = DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_info = &DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:414:9
[INFO] [stderr]     |
[INFO] [stderr] 414 |     let ref debug_line = DebugLine::new(&debug_sections[".debug_line"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_line = &DebugLine::new(&debug_sections[".debug_line"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/dwarf.rs:458:47
[INFO] [stderr]     |
[INFO] [stderr] 458 |                     if !file_path.starts_with("/") && comp_dir.is_some() {
[INFO] [stderr]     |                                               ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: this pattern takes a reference on something that is being de-referenced
[INFO] [stderr]    --> src/dwarf.rs:463:36
[INFO] [stderr]     |
[INFO] [stderr] 463 |                         .position(|&ref p| *p == file_path)
[INFO] [stderr]     |                                    ^^^^^^ help: try removing the `&ref` part and just keep: `p`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrowed_reference
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:500:62
[INFO] [stderr]     |
[INFO] [stderr] 500 |                     if locations[block_start_loc].address <= fn_size_field_len as u64 {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(fn_size_field_len)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/dwarf.rs:458:47
[INFO] [stderr]     |
[INFO] [stderr] 458 |                     if !file_path.starts_with("/") && comp_dir.is_some() {
[INFO] [stderr]     |                                               ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: this pattern takes a reference on something that is being de-referenced
[INFO] [stderr]    --> src/dwarf.rs:463:36
[INFO] [stderr]     |
[INFO] [stderr] 463 |                         .position(|&ref p| *p == file_path)
[INFO] [stderr]     |                                    ^^^^^^ help: try removing the `&ref` part and just keep: `p`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrowed_reference
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:500:62
[INFO] [stderr]     |
[INFO] [stderr] 500 |                     if locations[block_start_loc].address <= fn_size_field_len as u64 {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(fn_size_field_len)`
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:212:9
[INFO] [stderr]     |
[INFO] [stderr] 212 |     let ref debug_str = DebugStr::new(&debug_sections[".debug_str"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^-------------------------------------------------------------- help: try: `let debug_str = &DebugStr::new(&debug_sections[".debug_str"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |     let ref debug_abbrev = DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^^^-------------------------------------------------------------------- help: try: `let debug_abbrev = &DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:214:9
[INFO] [stderr]     |
[INFO] [stderr] 214 |     let ref debug_info = DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_info = &DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:215:9
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let ref debug_line = DebugLine::new(&debug_sections[".debug_line"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_line = &DebugLine::new(&debug_sections[".debug_line"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/to_json.rs:31:30
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn convert_scopes(infos: &Vec<DebugInfoObj>) -> Result<Value, Error> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^ help: change this to: `&[DebugInfoObj]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/to_json.rs:31:30
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn convert_scopes(infos: &Vec<DebugInfoObj>) -> Result<Value, Error> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^ help: change this to: `&[DebugInfoObj]`
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:212:9
[INFO] [stderr]     |
[INFO] [stderr] 212 |     let ref debug_str = DebugStr::new(&debug_sections[".debug_str"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^-------------------------------------------------------------- help: try: `let debug_str = &DebugStr::new(&debug_sections[".debug_str"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |     let ref debug_abbrev = DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^^^-------------------------------------------------------------------- help: try: `let debug_abbrev = &DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:214:9
[INFO] [stderr]     |
[INFO] [stderr] 214 |     let ref debug_info = DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_info = &DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:215:9
[INFO] [stderr]     |
[INFO] [stderr] 215 |     let ref debug_line = DebugLine::new(&debug_sections[".debug_line"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_line = &DebugLine::new(&debug_sections[".debug_line"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/dwarf.rs:268:29
[INFO] [stderr]     |
[INFO] [stderr] 268 |                             unit_infos.comp_dir.clone(),
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `unit_infos.comp_dir`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/dwarf.rs:269:29
[INFO] [stderr]     |
[INFO] [stderr] 269 |                             unit_infos.comp_name.clone(),
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `unit_infos.comp_name`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:298:69
[INFO] [stderr]     |
[INFO] [stderr] 298 |                     AttributeValue::Data1(u) => DebugAttrValue::I64(u[0] as i64),
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^ help: try: `i64::from(u[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/to_json.rs:67:12
[INFO] [stderr]    |
[INFO] [stderr] 67 |         if entry.children.len() > 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!entry.children.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/dwarf.rs:268:29
[INFO] [stderr]     |
[INFO] [stderr] 268 |                             unit_infos.comp_dir.clone(),
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `unit_infos.comp_dir`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/dwarf.rs:269:29
[INFO] [stderr]     |
[INFO] [stderr] 269 |                             unit_infos.comp_name.clone(),
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `unit_infos.comp_name`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:298:69
[INFO] [stderr]     |
[INFO] [stderr] 298 |                     AttributeValue::Data1(u) => DebugAttrValue::I64(u[0] as i64),
[INFO] [stderr]     |                                                                     ^^^^^^^^^^^ help: try: `i64::from(u[0])`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/to_json.rs:67:12
[INFO] [stderr]    |
[INFO] [stderr] 67 |         if entry.children.len() > 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!entry.children.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/to_json.rs:91:31
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let source_id_delta = loc.source_id as i64 - last_source_id;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(loc.source_id)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/to_json.rs:93:26
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let line_delta = loc.line as i64 - last_line;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^ help: try: `i64::from(loc.line)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/to_json.rs:95:22
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let column = if loc.column == 0 { 1 } else { loc.column } as i64;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(if loc.column == 0 { 1 } else { loc.column })`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/to_json.rs:101:26
[INFO] [stderr]     |
[INFO] [stderr] 101 |         last_source_id = loc.source_id as i64;
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(loc.source_id)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/to_json.rs:102:21
[INFO] [stderr]     |
[INFO] [stderr] 102 |         last_line = loc.line as i64;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^ help: try: `i64::from(loc.line)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/to_json.rs:103:23
[INFO] [stderr]     |
[INFO] [stderr] 103 |         last_column = loc.column as i64;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^ help: try: `i64::from(loc.column)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/to_json.rs:106:8
[INFO] [stderr]     |
[INFO] [stderr] 106 |     if di.locations.len() > 0 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!di.locations.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/wasm.rs:31:19
[INFO] [stderr]    |
[INFO] [stderr] 31 |         result |= ((byte & 0x7F) as u32) << shift;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(byte & 0x7F)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/wasm.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         self.data.len() == 0
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.data.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:411:9
[INFO] [stderr]     |
[INFO] [stderr] 411 |     let ref debug_str = DebugStr::new(&debug_sections[".debug_str"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^-------------------------------------------------------------- help: try: `let debug_str = &DebugStr::new(&debug_sections[".debug_str"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |     let ref debug_abbrev = DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^^^-------------------------------------------------------------------- help: try: `let debug_abbrev = &DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:413:9
[INFO] [stderr]     |
[INFO] [stderr] 413 |     let ref debug_info = DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_info = &DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:414:9
[INFO] [stderr]     |
[INFO] [stderr] 414 |     let ref debug_line = DebugLine::new(&debug_sections[".debug_line"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_line = &DebugLine::new(&debug_sections[".debug_line"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/to_json.rs:91:31
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let source_id_delta = loc.source_id as i64 - last_source_id;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(loc.source_id)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/to_json.rs:93:26
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let line_delta = loc.line as i64 - last_line;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^ help: try: `i64::from(loc.line)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/to_json.rs:95:22
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let column = if loc.column == 0 { 1 } else { loc.column } as i64;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(if loc.column == 0 { 1 } else { loc.column })`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/to_json.rs:101:26
[INFO] [stderr]     |
[INFO] [stderr] 101 |         last_source_id = loc.source_id as i64;
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(loc.source_id)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/to_json.rs:102:21
[INFO] [stderr]     |
[INFO] [stderr] 102 |         last_line = loc.line as i64;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^ help: try: `i64::from(loc.line)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/to_json.rs:103:23
[INFO] [stderr]     |
[INFO] [stderr] 103 |         last_column = loc.column as i64;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^ help: try: `i64::from(loc.column)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/to_json.rs:106:8
[INFO] [stderr]     |
[INFO] [stderr] 106 |     if di.locations.len() > 0 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!di.locations.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/wasm.rs:31:19
[INFO] [stderr]    |
[INFO] [stderr] 31 |         result |= ((byte & 0x7F) as u32) << shift;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(byte & 0x7F)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/wasm.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         self.data.len() == 0
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.data.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/dwarf.rs:458:47
[INFO] [stderr]     |
[INFO] [stderr] 458 |                     if !file_path.starts_with("/") && comp_dir.is_some() {
[INFO] [stderr]     |                                               ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: this pattern takes a reference on something that is being de-referenced
[INFO] [stderr]    --> src/dwarf.rs:463:36
[INFO] [stderr]     |
[INFO] [stderr] 463 |                         .position(|&ref p| *p == file_path)
[INFO] [stderr]     |                                    ^^^^^^ help: try removing the `&ref` part and just keep: `p`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrowed_reference
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:500:62
[INFO] [stderr]     |
[INFO] [stderr] 500 |                     if locations[block_start_loc].address <= fn_size_field_len as u64 {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(fn_size_field_len)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:411:9
[INFO] [stderr]     |
[INFO] [stderr] 411 |     let ref debug_str = DebugStr::new(&debug_sections[".debug_str"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^-------------------------------------------------------------- help: try: `let debug_str = &DebugStr::new(&debug_sections[".debug_str"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |     let ref debug_abbrev = DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^^^-------------------------------------------------------------------- help: try: `let debug_abbrev = &DebugAbbrev::new(&debug_sections[".debug_abbrev"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:413:9
[INFO] [stderr]     |
[INFO] [stderr] 413 |     let ref debug_info = DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_info = &DebugInfo::new(&debug_sections[".debug_info"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/dwarf.rs:414:9
[INFO] [stderr]     |
[INFO] [stderr] 414 |     let ref debug_line = DebugLine::new(&debug_sections[".debug_line"], LittleEndian);
[INFO] [stderr]     |     ----^^^^^^^^^^^^^^---------------------------------------------------------------- help: try: `let debug_line = &DebugLine::new(&debug_sections[".debug_line"], LittleEndian);`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] error: casting from `*mut u8` to a more-strictly-aligned pointer (`*mut usize`)
[INFO] [stderr]   --> src/lib.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 |         *(p as *mut usize) = size;
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::cast_ptr_alignment)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_ptr_alignment
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]   --> src/lib.rs:38:16
[INFO] [stderr]    |
[INFO] [stderr] 38 |         return p.offset(mem::size_of::<usize>() as isize);
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `p.add(mem::size_of::<usize>())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_offset_with_cast)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:45:17
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let v = p.offset(-(mem::size_of::<usize>() as isize));
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::not_unsafe_ptr_arg_deref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: casting from `*mut u8` to a more-strictly-aligned pointer (`*mut usize`)
[INFO] [stderr]   --> src/lib.rs:46:21
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let size = *(v as *mut usize);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_ptr_alignment
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:59:53
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let wasm_bytes = unsafe { slice::from_raw_parts(wasm, wasm_len) };
[INFO] [stderr]    |                                                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:62:14
[INFO] [stderr]    |
[INFO] [stderr] 62 |             *output = alloc_mem(json.len()) as *const u8;
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:63:14
[INFO] [stderr]    |
[INFO] [stderr] 63 |             *output_len = json.len();
[INFO] [stderr]    |              ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:64:40
[INFO] [stderr]    |
[INFO] [stderr] 64 |             slice::from_raw_parts_mut(*output as *mut u8, *output_len)
[INFO] [stderr]    |                                        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:64:60
[INFO] [stderr]    |
[INFO] [stderr] 64 |             slice::from_raw_parts_mut(*output as *mut u8, *output_len)
[INFO] [stderr]    |                                                            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:70:18
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 *output_len = 0;
[INFO] [stderr]    |                  ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]    --> src/dwarf.rs:458:47
[INFO] [stderr]     |
[INFO] [stderr] 458 |                     if !file_path.starts_with("/") && comp_dir.is_some() {
[INFO] [stderr]     |                                               ^^^ help: try using a char instead: `'/'`
[INFO] [stderr]     |
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/to_json.rs:31:30
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn convert_scopes(infos: &Vec<DebugInfoObj>) -> Result<Value, Error> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^ help: change this to: `&[DebugInfoObj]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr]     = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: this pattern takes a reference on something that is being de-referenced
[INFO] [stderr]    --> src/dwarf.rs:463:36
[INFO] [stderr]     |
[INFO] [stderr] 463 |                         .position(|&ref p| *p == file_path)
[INFO] [stderr]     |                                    ^^^^^^ help: try removing the `&ref` part and just keep: `p`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrowed_reference
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to u64 may become silently lossy if types change
[INFO] [stderr]    --> src/dwarf.rs:500:62
[INFO] [stderr]     |
[INFO] [stderr] 500 |                     if locations[block_start_loc].address <= fn_size_field_len as u64 {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `u64::from(fn_size_field_len)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 9 previous errors
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/to_json.rs:31:30
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn convert_scopes(infos: &Vec<DebugInfoObj>) -> Result<Value, Error> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^^ help: change this to: `&[DebugInfoObj]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `dwarf-to-json`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/to_json.rs:67:12
[INFO] [stderr]    |
[INFO] [stderr] 67 |         if entry.children.len() > 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!entry.children.is_empty()`
[INFO] [stderr]    |
[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 zero
[INFO] [stderr]   --> src/to_json.rs:67:12
[INFO] [stderr]    |
[INFO] [stderr] 67 |         if entry.children.len() > 0 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!entry.children.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/to_json.rs:91:31
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let source_id_delta = loc.source_id as i64 - last_source_id;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(loc.source_id)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/to_json.rs:93:26
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let line_delta = loc.line as i64 - last_line;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^ help: try: `i64::from(loc.line)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/to_json.rs:95:22
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let column = if loc.column == 0 { 1 } else { loc.column } as i64;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(if loc.column == 0 { 1 } else { loc.column })`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/to_json.rs:101:26
[INFO] [stderr]     |
[INFO] [stderr] 101 |         last_source_id = loc.source_id as i64;
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(loc.source_id)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/to_json.rs:102:21
[INFO] [stderr]     |
[INFO] [stderr] 102 |         last_line = loc.line as i64;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^ help: try: `i64::from(loc.line)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/to_json.rs:103:23
[INFO] [stderr]     |
[INFO] [stderr] 103 |         last_column = loc.column as i64;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^ help: try: `i64::from(loc.column)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/to_json.rs:106:8
[INFO] [stderr]     |
[INFO] [stderr] 106 |     if di.locations.len() > 0 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!di.locations.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/wasm.rs:31:19
[INFO] [stderr]    |
[INFO] [stderr] 31 |         result |= ((byte & 0x7F) as u32) << shift;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(byte & 0x7F)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/wasm.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         self.data.len() == 0
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.data.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/to_json.rs:91:31
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let source_id_delta = loc.source_id as i64 - last_source_id;
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(loc.source_id)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/to_json.rs:93:26
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let line_delta = loc.line as i64 - last_line;
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^ help: try: `i64::from(loc.line)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] error: casting from `*mut u8` to a more-strictly-aligned pointer (`*mut usize`)
[INFO] [stderr]   --> src/lib.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 |         *(p as *mut usize) = size;
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::cast_ptr_alignment)] on by default
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]   --> src/to_json.rs:95:22
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let column = if loc.column == 0 { 1 } else { loc.column } as i64;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(if loc.column == 0 { 1 } else { loc.column })`
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_ptr_alignment
[INFO] [stderr] 
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: use of `offset` with a `usize` casted to an `isize`
[INFO] [stderr]   --> src/lib.rs:38:16
[INFO] [stderr]    |
[INFO] [stderr] 38 |         return p.offset(mem::size_of::<usize>() as isize);
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `p.add(mem::size_of::<usize>())`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_offset_with_cast)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_offset_with_cast
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/to_json.rs:101:26
[INFO] [stderr]     |
[INFO] [stderr] 101 |         last_source_id = loc.source_id as i64;
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(loc.source_id)`
[INFO] [stderr]     |
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:45:17
[INFO] [stderr]    |
[INFO] [stderr] 45 |         let v = p.offset(-(mem::size_of::<usize>() as isize));
[INFO] [stderr]    |                 ^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(clippy::not_unsafe_ptr_arg_deref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/to_json.rs:102:21
[INFO] [stderr]     |
[INFO] [stderr] 102 |         last_line = loc.line as i64;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^ help: try: `i64::from(loc.line)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/to_json.rs:103:23
[INFO] [stderr]     |
[INFO] [stderr] 103 |         last_column = loc.column as i64;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^ help: try: `i64::from(loc.column)`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/to_json.rs:106:8
[INFO] [stderr]     |
[INFO] [stderr] 106 |     if di.locations.len() > 0 {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!di.locations.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] error: casting from `*mut u8` to a more-strictly-aligned pointer (`*mut usize`)
[INFO] [stderr]   --> src/lib.rs:46:21
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let size = *(v as *mut usize);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_ptr_alignment
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:59:53
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let wasm_bytes = unsafe { slice::from_raw_parts(wasm, wasm_len) };
[INFO] [stderr]    |                                                     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:62:14
[INFO] [stderr]    |
[INFO] [stderr] 62 |             *output = alloc_mem(json.len()) as *const u8;
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:63:14
[INFO] [stderr]    |
[INFO] [stderr] 63 |             *output_len = json.len();
[INFO] [stderr]    |              ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:64:40
[INFO] [stderr]    |
[INFO] [stderr] 64 |             slice::from_raw_parts_mut(*output as *mut u8, *output_len)
[INFO] [stderr]    |                                        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:64:60
[INFO] [stderr]    |
[INFO] [stderr] 64 |             slice::from_raw_parts_mut(*output as *mut u8, *output_len)
[INFO] [stderr]    |                                                            ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] error: this public function dereferences a raw pointer but is not marked `unsafe`
[INFO] [stderr]   --> src/lib.rs:70:18
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 *output_len = 0;
[INFO] [stderr]    |                  ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#not_unsafe_ptr_arg_deref
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to u32 may become silently lossy if types change
[INFO] [stderr]   --> src/wasm.rs:31:19
[INFO] [stderr]    |
[INFO] [stderr] 31 |         result |= ((byte & 0x7F) as u32) << shift;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: try: `u32::from(byte & 0x7F)`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/wasm.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |         self.data.len() == 0
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `self.data.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 9 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `dwarf-to-json`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "9bffd97d611e2d1aacf05979c9694d607d0c25600251ac6aedd028c080548ab0"`
[INFO] running `"docker" "rm" "-f" "9bffd97d611e2d1aacf05979c9694d607d0c25600251ac6aedd028c080548ab0"`
[INFO] [stdout] 9bffd97d611e2d1aacf05979c9694d607d0c25600251ac6aedd028c080548ab0