[INFO] fetching crate cmsis-cffi 0.7.2...
[INFO] checking cmsis-cffi-0.7.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate cmsis-cffi 0.7.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate cmsis-cffi 0.7.2
[INFO] finished tweaking crates.io crate cmsis-cffi 0.7.2
[INFO] tweaked toml for crates.io crate cmsis-cffi 0.7.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cmsis-cffi 0.7.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cmsis-cffi 0.7.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b99d4223edbdcaeeea0dc1c960a5922061e43bc590322c81c71b49585c2e3a96
[INFO] running `Command { std: "docker" "start" "-a" "b99d4223edbdcaeeea0dc1c960a5922061e43bc590322c81c71b49585c2e3a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b99d4223edbdcaeeea0dc1c960a5922061e43bc590322c81c71b49585c2e3a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99d4223edbdcaeeea0dc1c960a5922061e43bc590322c81c71b49585c2e3a96", kill_on_drop: false }`
[INFO] [stdout] b99d4223edbdcaeeea0dc1c960a5922061e43bc590322c81c71b49585c2e3a96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c49f1060582ba9ac62c84cdfed7b69c461f3944a7599cb3b58da5390d7bc998f
[INFO] running `Command { std: "docker" "start" "-a" "c49f1060582ba9ac62c84cdfed7b69c461f3944a7599cb3b58da5390d7bc998f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
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[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/pack.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 | /             with_from_raw!(let mut packs = parsed_packs, {
[INFO] [stdout] 32 | |                 let size = packs.0.len();
[INFO] [stdout] 33 | |                 let packs: Vec<_> = packs.0.drain(0..size).collect();
[INFO] [stdout] 34 | |                 let thread = thread::Builder::new()
[INFO] [stdout] ...  |
[INFO] [stdout] 49 | |                 }))))
[INFO] [stdout] 50 | |             })
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 31 |             let _ = with_from_raw!(let mut packs = parsed_packs, {
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/pack_index.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 | /         with_from_raw!(let mut boxed = ptr,{
[INFO] [stdout] 129 | |             let (ret, next_state) = match mem::replace(boxed.borrow_mut(), UpdatePoll::Drained) {
[INFO] [stdout] 130 | |                 UpdatePoll::Complete(inner) => (true, UpdatePoll::Complete(inner)),
[INFO] [stdout] 131 | |                 UpdatePoll::Drained => (true, UpdatePoll::Drained),
[INFO] [stdout] ...   |
[INFO] [stdout] 146 | |             ret
[INFO] [stdout] 147 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let _ = with_from_raw!(let mut boxed = ptr,{
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/pack_index.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 | /         with_from_raw!(let boxed = ptr,{
[INFO] [stdout] 157 | |             match boxed.borrow() {
[INFO] [stdout] 158 | |                 UpdatePoll::Complete(_) => null_mut(),
[INFO] [stdout] 159 | |                 UpdatePoll::Drained => null_mut(),
[INFO] [stdout] ...   |
[INFO] [stdout] 168 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let _ = with_from_raw!(let boxed = ptr,{
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/pack_index.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 | /         with_from_raw!(let mut boxed = ptr,{
[INFO] [stdout] 186 | |             let (ret, next_state) = match mem::replace(boxed.borrow_mut(), UpdatePoll::Drained) {
[INFO] [stdout] 187 | |                 UpdatePoll::Complete(inner) => (Some(inner), UpdatePoll::Drained),
[INFO] [stdout] 188 | |                 UpdatePoll::Drained => (None, UpdatePoll::Drained),
[INFO] [stdout] ...   |
[INFO] [stdout] 201 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let _ = with_from_raw!(let mut boxed = ptr,{
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/pack_index.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 | /             with_from_raw!(let mut boxed = ptr, {
[INFO] [stdout] 216 | |                 if let Some(osstr) = boxed.0.pop().map(|p| p.into_os_string()){
[INFO] [stdout] 217 | |                     match osstr.to_str() {
[INFO] [stdout] 218 | |                         Some(osstr) => {
[INFO] [stdout] ...   |
[INFO] [stdout] 226 | |             })
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 215 |             let _ = with_from_raw!(let mut boxed = ptr, {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/pack_index.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 | /             with_from_raw!(let mut boxed = ptr, {
[INFO] [stdout] 237 | |                 let pstore = unsafe { CStr::from_ptr(cstr) }.to_string_lossy();
[INFO] [stdout] 238 | |                 boxed.0.push(pstore.into_owned().into());
[INFO] [stdout] 239 | |                 Ok(())
[INFO] [stdout] 240 | |             })
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 236 |             let _ = with_from_raw!(let mut boxed = ptr, {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/pdsc.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         with_from_raw!(let filenames = packs, {
[INFO] [stdout] 31 | |             dump_devices(&filenames.0,
[INFO] [stdout] 32 | |                          dev_dest.map(|d| d.to_string()),
[INFO] [stdout] 33 | |                          brd_dest.map(|d| d.to_string()),
[INFO] [stdout] 34 | |             )
[INFO] [stdout] 35 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let _ = with_from_raw!(let filenames = packs, {
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/pdsc.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 | /             with_from_raw!(let boxed = ptr,{
[INFO] [stdout] 68 | |                 let pdsc_files = boxed.iter();
[INFO] [stdout] 69 | |                 Ok(Box::into_raw(Box::new(ParsedPacks(
[INFO] [stdout] 70 | |                     pdsc_files
[INFO] [stdout] 71 | |                         .filter_map(|input| Package::from_path(Path::new(input)).ok_warn())
[INFO] [stdout] 72 | |                         .collect()))))
[INFO] [stdout] 73 | |             })
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |             let _ = with_from_raw!(let boxed = ptr,{
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/pdsc.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 | /         with_from_raw!(let boxed = ptr, {
[INFO] [stdout] 91 | |             let pdscs = boxed.iter();
[INFO] [stdout] 92 | |             let dumped_components = cmsis_pack::pdsc::dumps_components(pdscs)?;
[INFO] [stdout] 93 | |             Ok(CString::new(dumped_components).unwrap().into_raw())
[INFO] [stdout] 94 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let _ = with_from_raw!(let boxed = ptr, {
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/pack.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 | /             with_from_raw!(let mut packs = parsed_packs, {
[INFO] [stdout] 32 | |                 let size = packs.0.len();
[INFO] [stdout] 33 | |                 let packs: Vec<_> = packs.0.drain(0..size).collect();
[INFO] [stdout] 34 | |                 let thread = thread::Builder::new()
[INFO] [stdout] ...  |
[INFO] [stdout] 49 | |                 }))))
[INFO] [stdout] 50 | |             })
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 31 |             let _ = with_from_raw!(let mut packs = parsed_packs, {
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/pack_index.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 | /         with_from_raw!(let mut boxed = ptr,{
[INFO] [stdout] 129 | |             let (ret, next_state) = match mem::replace(boxed.borrow_mut(), UpdatePoll::Drained) {
[INFO] [stdout] 130 | |                 UpdatePoll::Complete(inner) => (true, UpdatePoll::Complete(inner)),
[INFO] [stdout] 131 | |                 UpdatePoll::Drained => (true, UpdatePoll::Drained),
[INFO] [stdout] ...   |
[INFO] [stdout] 146 | |             ret
[INFO] [stdout] 147 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let _ = with_from_raw!(let mut boxed = ptr,{
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/pack_index.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 | /         with_from_raw!(let boxed = ptr,{
[INFO] [stdout] 157 | |             match boxed.borrow() {
[INFO] [stdout] 158 | |                 UpdatePoll::Complete(_) => null_mut(),
[INFO] [stdout] 159 | |                 UpdatePoll::Drained => null_mut(),
[INFO] [stdout] ...   |
[INFO] [stdout] 168 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let _ = with_from_raw!(let boxed = ptr,{
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/pack_index.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 | /         with_from_raw!(let mut boxed = ptr,{
[INFO] [stdout] 186 | |             let (ret, next_state) = match mem::replace(boxed.borrow_mut(), UpdatePoll::Drained) {
[INFO] [stdout] 187 | |                 UpdatePoll::Complete(inner) => (Some(inner), UpdatePoll::Drained),
[INFO] [stdout] 188 | |                 UpdatePoll::Drained => (None, UpdatePoll::Drained),
[INFO] [stdout] ...   |
[INFO] [stdout] 201 | |         })
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let _ = with_from_raw!(let mut boxed = ptr,{
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/pack_index.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 | /             with_from_raw!(let mut boxed = ptr, {
[INFO] [stdout] 216 | |                 if let Some(osstr) = boxed.0.pop().map(|p| p.into_os_string()){
[INFO] [stdout] 217 | |                     match osstr.to_str() {
[INFO] [stdout] 218 | |                         Some(osstr) => {
[INFO] [stdout] ...   |
[INFO] [stdout] 226 | |             })
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 215 |             let _ = with_from_raw!(let mut boxed = ptr, {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]    --> src/pack_index.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 | /             with_from_raw!(let mut boxed = ptr, {
[INFO] [stdout] 237 | |                 let pstore = unsafe { CStr::from_ptr(cstr) }.to_string_lossy();
[INFO] [stdout] 238 | |                 boxed.0.push(pstore.into_owned().into());
[INFO] [stdout] 239 | |                 Ok(())
[INFO] [stdout] 240 | |             })
[INFO] [stdout]     | |______________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 236 |             let _ = with_from_raw!(let mut boxed = ptr, {
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/pdsc.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         with_from_raw!(let filenames = packs, {
[INFO] [stdout] 31 | |             dump_devices(&filenames.0,
[INFO] [stdout] 32 | |                          dev_dest.map(|d| d.to_string()),
[INFO] [stdout] 33 | |                          brd_dest.map(|d| d.to_string()),
[INFO] [stdout] 34 | |             )
[INFO] [stdout] 35 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let _ = with_from_raw!(let filenames = packs, {
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/pdsc.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 | /             with_from_raw!(let boxed = ptr,{
[INFO] [stdout] 68 | |                 let pdsc_files = boxed.iter();
[INFO] [stdout] 69 | |                 Ok(Box::into_raw(Box::new(ParsedPacks(
[INFO] [stdout] 70 | |                     pdsc_files
[INFO] [stdout] 71 | |                         .filter_map(|input| Package::from_path(Path::new(input)).ok_warn())
[INFO] [stdout] 72 | |                         .collect()))))
[INFO] [stdout] 73 | |             })
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 67 |             let _ = with_from_raw!(let boxed = ptr,{
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::into_raw` that must be used
[INFO] [stdout]   --> src/pdsc.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 | /         with_from_raw!(let boxed = ptr, {
[INFO] [stdout] 91 | |             let pdscs = boxed.iter();
[INFO] [stdout] 92 | |             let dumped_components = cmsis_pack::pdsc::dumps_components(pdscs)?;
[INFO] [stdout] 93 | |             Ok(CString::new(dumped_components).unwrap().into_raw())
[INFO] [stdout] 94 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: losing the pointer will leak memory
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let _ = with_from_raw!(let boxed = ptr, {
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "c49f1060582ba9ac62c84cdfed7b69c461f3944a7599cb3b58da5390d7bc998f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c49f1060582ba9ac62c84cdfed7b69c461f3944a7599cb3b58da5390d7bc998f", kill_on_drop: false }`
[INFO] [stdout] c49f1060582ba9ac62c84cdfed7b69c461f3944a7599cb3b58da5390d7bc998f