[INFO] fetching crate fpsdk 1.0.3...
[INFO] fixing fpsdk-1.0.3 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] extracting crate fpsdk 1.0.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate fpsdk 1.0.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate fpsdk 1.0.3
[INFO] tweaked toml for crates.io crate fpsdk 1.0.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fpsdk 1.0.3 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fpsdk 1.0.3 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "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/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0523f1183a9f5c95ddb32432fd2b4b8f4c33c14c0bc747509f22ca18a6b6e365
[INFO] running `Command { std: "docker" "start" "0523f1183a9f5c95ddb32432fd2b4b8f4c33c14c0bc747509f22ca18a6b6e365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0523f1183a9f5c95ddb32432fd2b4b8f4c33c14c0bc747509f22ca18a6b6e365" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0523f1183a9f5c95ddb32432fd2b4b8f4c33c14c0bc747509f22ca18a6b6e365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0523f1183a9f5c95ddb32432fd2b4b8f4c33c14c0bc747509f22ca18a6b6e365" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=end=2015,2024", kill_on_drop: false }`
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2018 edition to 2021
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   log v0.4.8 removed features: std
[INFO] [stderr] 
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling syn v1.0.24
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking hresult v0.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking simple-logging v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling fpsdk v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating build.rs from 2018 edition to 2021
[INFO] [stderr]     Checking simplelog v0.7.6
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]    Migrating examples/simple.rs from 2018 edition to 2021
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.85s
[INFO] [stderr] crater-edition-check: fpsdk v1.0.3 (/opt/rustwide/workdir) updating edition from 2018 to 2021
[INFO] [stderr]    Compiling fpsdk v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/host.rs:781:22
[INFO] [stdout]     |
[INFO] [stdout] 781 |             unsafe { std::slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:47:5
[INFO] [stdout]     |
[INFO] [stdout]  47 |     unused_qualifications,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 781 -             unsafe { std::slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout] 781 +             unsafe { slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/plugin/message.rs:846:29
[INFO] [stdout]     |
[INFO] [stdout] 846 |         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 846 -         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout] 846 +         let len_bytes: [u8; size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/plugin.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub trait Plugin: std::fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 55 - pub trait Plugin: std::fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout] 55 + pub trait Plugin: fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/host.rs:781:22
[INFO] [stdout]     |
[INFO] [stdout] 781 |             unsafe { std::slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:47:5
[INFO] [stdout]     |
[INFO] [stdout]  47 |     unused_qualifications,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 781 -             unsafe { std::slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout] 781 +             unsafe { slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/plugin/message.rs:846:29
[INFO] [stdout]     |
[INFO] [stdout] 846 |         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 846 -         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout] 846 +         let len_bytes: [u8; size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/plugin.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub trait Plugin: std::fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 55 - pub trait Plugin: std::fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout] 55 + pub trait Plugin: fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:162:1
[INFO] [stdout]     |
[INFO] [stdout] 162 | / /// FFI to make C string (`char *`) managed by C side. Because `char *` produced by
[INFO] [stdout] 163 | | /// `CString::into_raw` leads to memory leak:
[INFO] [stdout] 164 | | ///
[INFO] [stdout] 165 | | /// > The pointer which this function returns must be returned to Rust and reconstituted using
[INFO] [stdout] 166 | | /// > from_raw to be properly deallocated. Specifically, one should not use the standard C free()
[INFO] [stdout] 167 | | /// > function to deallocate this string.
[INFO] [stdout]     | |_________________________________________^
[INFO] [stdout] 168 |   #[no_mangle]
[INFO] [stdout] 169 | / extern "C" {
[INFO] [stdout] 170 | |     fn alloc_real_cstr(raw_str: *mut c_char) -> *mut c_char;
[INFO] [stdout] 171 | | }
[INFO] [stdout]     | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:162:1
[INFO] [stdout]     |
[INFO] [stdout] 162 | / /// FFI to make C string (`char *`) managed by C side. Because `char *` produced by
[INFO] [stdout] 163 | | /// `CString::into_raw` leads to memory leak:
[INFO] [stdout] 164 | | ///
[INFO] [stdout] 165 | | /// > The pointer which this function returns must be returned to Rust and reconstituted using
[INFO] [stdout] 166 | | /// > from_raw to be properly deallocated. Specifically, one should not use the standard C free()
[INFO] [stdout] 167 | | /// > function to deallocate this string.
[INFO] [stdout]     | |_________________________________________^
[INFO] [stdout] 168 |   #[no_mangle]
[INFO] [stdout] 169 | / extern "C" {
[INFO] [stdout] 170 | |     fn alloc_real_cstr(raw_str: *mut c_char) -> *mut c_char;
[INFO] [stdout] 171 | | }
[INFO] [stdout]     | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/host.rs:315:1
[INFO] [stdout]     |
[INFO] [stdout] 315 | #[no_mangle]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[no_mangle]` can be applied to functions and statics
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/host.rs:432:1
[INFO] [stdout]     |
[INFO] [stdout] 432 | #[no_mangle]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[no_mangle]` can be applied to functions and statics
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/lib.rs:168:1
[INFO] [stdout]     |
[INFO] [stdout] 168 | #[no_mangle]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[no_mangle]` can be applied to functions and statics
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/host.rs:315:1
[INFO] [stdout]     |
[INFO] [stdout] 315 | #[no_mangle]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[no_mangle]` can be applied to functions and statics
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/host.rs:432:1
[INFO] [stdout]     |
[INFO] [stdout] 432 | #[no_mangle]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[no_mangle]` can be applied to functions and statics
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/lib.rs:168:1
[INFO] [stdout]     |
[INFO] [stdout] 168 | #[no_mangle]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[no_mangle]` can be applied to functions and statics
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TNotesParams` is never constructed
[INFO] [stdout]    --> src/lib.rs:486:8
[INFO] [stdout]     |
[INFO] [stdout] 486 | struct TNotesParams {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TNotesParams` is never constructed
[INFO] [stdout]    --> src/lib.rs:486:8
[INFO] [stdout]     |
[INFO] [stdout] 486 | struct TNotesParams {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/host.rs:471:22
[INFO] [stdout]     |
[INFO] [stdout] 471 |             unsafe { Box::from_raw(params_ptr) }; // free the memory
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 471 |             unsafe { let _ = Box::from_raw(params_ptr); }; // free the memory
[INFO] [stdout]     |                      +++++++                          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/host.rs:494:17
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 Box::from_raw(*voice.params_ptr.get_mut());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 let _ = Box::from_raw(*voice.params_ptr.get_mut());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/host/prompt.rs:74:22
[INFO] [stdout]    |
[INFO] [stdout] 74 |             unsafe { CString::from_raw(value) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |             unsafe { let _ = CString::from_raw(value); };
[INFO] [stdout]    |                      +++++++                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/host.rs:471:22
[INFO] [stdout]     |
[INFO] [stdout] 471 |             unsafe { Box::from_raw(params_ptr) }; // free the memory
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 471 |             unsafe { let _ = Box::from_raw(params_ptr); }; // free the memory
[INFO] [stdout]     |                      +++++++                          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/host.rs:494:17
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 Box::from_raw(*voice.params_ptr.get_mut());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 let _ = Box::from_raw(*voice.params_ptr.get_mut());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/plugin/message.rs:846:63
[INFO] [stdout]     |
[INFO] [stdout] 846 |         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]     |
[INFO] [stdout] 846 -         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout] 846 +         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { i32::to_ne_bytes(len) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/host/prompt.rs:74:22
[INFO] [stdout]    |
[INFO] [stdout] 74 |             unsafe { CString::from_raw(value) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |             unsafe { let _ = CString::from_raw(value); };
[INFO] [stdout]    |                      +++++++                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/plugin/message.rs:846:63
[INFO] [stdout]     |
[INFO] [stdout] 846 |         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]     |
[INFO] [stdout] 846 -         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout] 846 +         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { i32::to_ne_bytes(len) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `params` is never read
[INFO] [stdout]    --> examples/simple.rs:391:5
[INFO] [stdout]     |
[INFO] [stdout] 389 | struct SimpleVoice {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] 390 |     tag: voice::Tag,
[INFO] [stdout] 391 |     params: voice::Params,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SimpleVoice` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.71s
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> examples/simple.rs:37:26
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[derive(Debug, Default, Deserialize, Serialize)]
[INFO] [stdout]    |                          ^----------
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          `Deserialize` is not local
[INFO] [stdout]    |                          move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_State`
[INFO] [stdout] 38 | struct State {
[INFO] [stdout]    |        ----- `State` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> examples/simple.rs:37:39
[INFO] [stdout]    |
[INFO] [stdout] 37 | #[derive(Debug, Default, Deserialize, Serialize)]
[INFO] [stdout]    |                                       ^--------
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       `Serialize` is not local
[INFO] [stdout]    |                                       move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_State`
[INFO] [stdout] 38 | struct State {
[INFO] [stdout]    |        ----- `State` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating Cargo.toml from 2018 edition to 2021
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   log v0.4.8 removed features: std
[INFO] [stderr] 
[INFO] [stderr]     Checking fpsdk v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed src/plugin/message.rs (2 fixes)
[INFO] [stderr]        Fixed src/lib.rs (8 fixes)
[INFO] [stderr]        Fixed src/host/prompt.rs (1 fix)
[INFO] [stderr]        Fixed src/plugin.rs (30 fixes)
[INFO] [stderr]        Fixed src/host.rs (5 fixes)
[INFO] [stderr]        Fixed src/voice.rs (12 fixes)
[INFO] [stderr]    Migrating examples/simple.rs from 2021 edition to 2024
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.94s
[INFO] [stderr] crater-edition-check: fpsdk v1.0.3 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]    Compiling fpsdk v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/host.rs:781:22
[INFO] [stdout]     |
[INFO] [stdout] 781 |             unsafe { std::slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:47:5
[INFO] [stdout]     |
[INFO] [stdout]  47 |     unused_qualifications,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 781 -             unsafe { std::slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout] 781 +             unsafe { slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/plugin/message.rs:846:29
[INFO] [stdout]     |
[INFO] [stdout] 846 |         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 846 -         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout] 846 +         let len_bytes: [u8; size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/plugin.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub trait Plugin: std::fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 55 - pub trait Plugin: std::fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout] 55 + pub trait Plugin: fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:162:1
[INFO] [stdout]     |
[INFO] [stdout] 162 | / /// FFI to make C string (`char *`) managed by C side. Because `char *` produced by
[INFO] [stdout] 163 | | /// `CString::into_raw` leads to memory leak:
[INFO] [stdout] 164 | | ///
[INFO] [stdout] 165 | | /// > The pointer which this function returns must be returned to Rust and reconstituted using
[INFO] [stdout] 166 | | /// > from_raw to be properly deallocated. Specifically, one should not use the standard C free()
[INFO] [stdout] 167 | | /// > function to deallocate this string.
[INFO] [stdout]     | |_________________________________________^
[INFO] [stdout] 168 |   #[unsafe(no_mangle)]
[INFO] [stdout] 169 | / unsafe extern "C" {
[INFO] [stdout] 170 | |     fn alloc_real_cstr(raw_str: *mut c_char) -> *mut c_char;
[INFO] [stdout] 171 | | }
[INFO] [stdout]     | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/host.rs:315:1
[INFO] [stdout]     |
[INFO] [stdout] 315 | #[unsafe(no_mangle)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[no_mangle]` can be applied to functions and statics
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/host.rs:432:1
[INFO] [stdout]     |
[INFO] [stdout] 432 | #[unsafe(no_mangle)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[no_mangle]` can be applied to functions and statics
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/lib.rs:168:1
[INFO] [stdout]     |
[INFO] [stdout] 168 | #[unsafe(no_mangle)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[no_mangle]` can be applied to functions and statics
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/host.rs:781:22
[INFO] [stdout]     |
[INFO] [stdout] 781 |             unsafe { std::slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:47:5
[INFO] [stdout]     |
[INFO] [stdout]  47 |     unused_qualifications,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 781 -             unsafe { std::slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout] 781 +             unsafe { slice::from_raw_parts_mut(message.value as *mut f32, WAVETABLE_SIZE) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]    --> src/plugin/message.rs:846:29
[INFO] [stdout]     |
[INFO] [stdout] 846 |         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]     |
[INFO] [stdout] 846 -         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout] 846 +         let len_bytes: [u8; size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary qualification
[INFO] [stdout]   --> src/plugin.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub trait Plugin: std::fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove the unnecessary path segments
[INFO] [stdout]    |
[INFO] [stdout] 55 - pub trait Plugin: std::fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout] 55 + pub trait Plugin: fmt::Debug + RefUnwindSafe + Send + Sync + 'static {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lib.rs:162:1
[INFO] [stdout]     |
[INFO] [stdout] 162 | / /// FFI to make C string (`char *`) managed by C side. Because `char *` produced by
[INFO] [stdout] 163 | | /// `CString::into_raw` leads to memory leak:
[INFO] [stdout] 164 | | ///
[INFO] [stdout] 165 | | /// > The pointer which this function returns must be returned to Rust and reconstituted using
[INFO] [stdout] 166 | | /// > from_raw to be properly deallocated. Specifically, one should not use the standard C free()
[INFO] [stdout] 167 | | /// > function to deallocate this string.
[INFO] [stdout]     | |_________________________________________^
[INFO] [stdout] 168 |   #[unsafe(no_mangle)]
[INFO] [stdout] 169 | / unsafe extern "C" {
[INFO] [stdout] 170 | |     fn alloc_real_cstr(raw_str: *mut c_char) -> *mut c_char;
[INFO] [stdout] 171 | | }
[INFO] [stdout]     | |_- rustdoc does not generate documentation for extern blocks
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/host.rs:315:1
[INFO] [stdout]     |
[INFO] [stdout] 315 | #[unsafe(no_mangle)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[no_mangle]` can be applied to functions and statics
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/host.rs:432:1
[INFO] [stdout]     |
[INFO] [stdout] 432 | #[unsafe(no_mangle)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[no_mangle]` can be applied to functions and statics
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_mangle]` attribute cannot be used on foreign modules
[INFO] [stdout]    --> src/lib.rs:168:1
[INFO] [stdout]     |
[INFO] [stdout] 168 | #[unsafe(no_mangle)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: `#[no_mangle]` can be applied to functions and statics
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TNotesParams` is never constructed
[INFO] [stdout]    --> src/lib.rs:486:8
[INFO] [stdout]     |
[INFO] [stdout] 486 | struct TNotesParams {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/host.rs:471:22
[INFO] [stdout]     |
[INFO] [stdout] 471 |             unsafe { Box::from_raw(params_ptr) }; // free the memory
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 471 |             unsafe { let _ = Box::from_raw(params_ptr); }; // free the memory
[INFO] [stdout]     |                      +++++++                          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/host.rs:494:17
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 Box::from_raw(*voice.params_ptr.get_mut());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 let _ = Box::from_raw(*voice.params_ptr.get_mut());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/host/prompt.rs:74:22
[INFO] [stdout]    |
[INFO] [stdout] 74 |             unsafe { CString::from_raw(value) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |             unsafe { let _ = CString::from_raw(value); };
[INFO] [stdout]    |                      +++++++                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/plugin/message.rs:846:63
[INFO] [stdout]     |
[INFO] [stdout] 846 |         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]     |
[INFO] [stdout] 846 -         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout] 846 +         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { i32::to_ne_bytes(len) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern blocks must be unsafe
[INFO] [stdout]    --> examples/simple.rs:446:1
[INFO] [stdout]     |
[INFO] [stdout] 446 | create_plugin!(Simple);
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `create_plugin` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unsafe attribute used without unsafe
[INFO] [stdout]    --> examples/simple.rs:446:1
[INFO] [stdout]     |
[INFO] [stdout] 446 | create_plugin!(Simple);
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^ usage of unsafe attribute
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `create_plugin` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: wrap the attribute in `unsafe(...)`
[INFO] [stdout]    --> src/plugin.rs:38:11
[INFO] [stdout]     |
[INFO] [stdout]  38 |         #[unsafe(no_mangle)]
[INFO] [stdout]     |           +++++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TNotesParams` is never constructed
[INFO] [stdout]    --> src/lib.rs:486:8
[INFO] [stdout]     |
[INFO] [stdout] 486 | struct TNotesParams {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/host.rs:471:22
[INFO] [stdout]     |
[INFO] [stdout] 471 |             unsafe { Box::from_raw(params_ptr) }; // free the memory
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 471 |             unsafe { let _ = Box::from_raw(params_ptr); }; // free the memory
[INFO] [stdout]     |                      +++++++                          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/host.rs:494:17
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 Box::from_raw(*voice.params_ptr.get_mut());
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 494 |                 let _ = Box::from_raw(*voice.params_ptr.get_mut());
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/host/prompt.rs:74:22
[INFO] [stdout]    |
[INFO] [stdout] 74 |             unsafe { CString::from_raw(value) };
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |             unsafe { let _ = CString::from_raw(value); };
[INFO] [stdout]    |                      +++++++                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]    --> src/plugin/message.rs:846:63
[INFO] [stdout]     |
[INFO] [stdout] 846 |         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout]     = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] help: replace this with
[INFO] [stdout]     |
[INFO] [stdout] 846 -         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { mem::transmute(len) };
[INFO] [stdout] 846 +         let len_bytes: [u8; mem::size_of::<i32>()] = unsafe { i32::to_ne_bytes(len) };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fpsdk` (example "simple") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0523f1183a9f5c95ddb32432fd2b4b8f4c33c14c0bc747509f22ca18a6b6e365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0523f1183a9f5c95ddb32432fd2b4b8f4c33c14c0bc747509f22ca18a6b6e365", kill_on_drop: false }`
[INFO] [stdout] 0523f1183a9f5c95ddb32432fd2b4b8f4c33c14c0bc747509f22ca18a6b6e365
