[INFO] fetching crate fluidsynth 0.0.1...
[INFO] checking fluidsynth-0.0.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate fluidsynth 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate fluidsynth 0.0.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fluidsynth 0.0.1
[INFO] finished tweaking crates.io crate fluidsynth 0.0.1
[INFO] tweaked toml for crates.io crate fluidsynth 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f859fd69ed1342a831e47e04403325ed0b216966fcf756938d14ee7f1951807
[INFO] running `Command { std: "docker" "start" "-a" "9f859fd69ed1342a831e47e04403325ed0b216966fcf756938d14ee7f1951807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f859fd69ed1342a831e47e04403325ed0b216966fcf756938d14ee7f1951807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f859fd69ed1342a831e47e04403325ed0b216966fcf756938d14ee7f1951807", kill_on_drop: false }`
[INFO] [stdout] 9f859fd69ed1342a831e47e04403325ed0b216966fcf756938d14ee7f1951807
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ebdb61a29557bc718f76130bb3becefaa26d1d58188c185501af1fa48c00c54
[INFO] running `Command { std: "docker" "start" "-a" "1ebdb61a29557bc718f76130bb3becefaa26d1d58188c185501af1fa48c00c54", kill_on_drop: false }`
[INFO] [stderr]     Checking fluidsynth v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]  --> src/settings.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ptr;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]  --> src/settings.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ptr;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/settings.rs:227:54
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn option_count(&self, name: &str) -> Option<(i32)> {
[INFO] [stdout]     |                                                      ^   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 227 -     pub fn option_count(&self, name: &str) -> Option<(i32)> {
[INFO] [stdout] 227 +     pub fn option_count(&self, name: &str) -> Option<i32> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/settings.rs:227:54
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn option_count(&self, name: &str) -> Option<(i32)> {
[INFO] [stdout]     |                                                      ^   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 227 -     pub fn option_count(&self, name: &str) -> Option<(i32)> {
[INFO] [stdout] 227 +     pub fn option_count(&self, name: &str) -> Option<i32> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/settings.rs:239:72
[INFO] [stdout]     |
[INFO] [stdout] 239 |     pub fn option_concat(&self, name: &str, separator: &str) -> Option<(&str)> {
[INFO] [stdout]     |                                                                        ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -     pub fn option_concat(&self, name: &str, separator: &str) -> Option<(&str)> {
[INFO] [stdout] 239 +     pub fn option_concat(&self, name: &str, separator: &str) -> Option<&str> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/settings.rs:239:72
[INFO] [stdout]     |
[INFO] [stdout] 239 |     pub fn option_concat(&self, name: &str, separator: &str) -> Option<(&str)> {
[INFO] [stdout]     |                                                                        ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -     pub fn option_concat(&self, name: &str, separator: &str) -> Option<(&str)> {
[INFO] [stdout] 239 +     pub fn option_concat(&self, name: &str, separator: &str) -> Option<&str> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `fourthOrder` should have an upper camel case name
[INFO] [stdout]   --> src/synth.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fourthOrder = 4,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `FourthOrder`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `fourthOrder` should have an upper camel case name
[INFO] [stdout]   --> src/synth.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fourthOrder = 4,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `FourthOrder`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `seventhOrder` should have an upper camel case name
[INFO] [stdout]   --> src/synth.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     seventhOrder = 7
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `SeventhOrder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `seventhOrder` should have an upper camel case name
[INFO] [stdout]   --> src/synth.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     seventhOrder = 7
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `SeventhOrder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]  --> src/midi.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ffi::{CString, CStr};
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `event::*`
[INFO] [stdout]  --> src/midi.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use event::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]  --> src/midi.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ffi::{CString, CStr};
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ffi::*`
[INFO] [stdout]  --> src/voice.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ffi::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `event::*`
[INFO] [stdout]  --> src/midi.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use event::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ffi::*`
[INFO] [stdout]  --> src/voice.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ffi::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ffi::*`
[INFO] [stdout]  --> src/gen.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ffi::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ffi::*`
[INFO] [stdout]  --> src/gen.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ffi::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ffi::*`
[INFO] [stdout]  --> src/log.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ffi::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ffi::*`
[INFO] [stdout]  --> src/log.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ffi::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/synth.rs:211:57
[INFO] [stdout]     |
[INFO] [stdout] 211 |             let info: *mut fluid_synth_channel_info_t = uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/synth.rs:211:57
[INFO] [stdout]     |
[INFO] [stdout] 211 |             let info: *mut fluid_synth_channel_info_t = uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_voice_t` is never used
[INFO] [stdout]  --> src/ffi.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum Struct__fluid_voice_t { }
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_voice_t` is never used
[INFO] [stdout]  --> src/ffi.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type fluid_voice_t = Struct__fluid_voice_t;
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_sfloader_t` is never used
[INFO] [stdout]   --> src/ffi.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type fluid_sfloader_t = Struct__fluid_sfloader_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_cmd_handler_t` is never used
[INFO] [stdout]   --> src/ffi.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub type fluid_cmd_handler_t = Struct__fluid_hashtable_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_shell_t` is never used
[INFO] [stdout]   --> src/ffi.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum Struct__fluid_shell_t { }
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_shell_t` is never used
[INFO] [stdout]   --> src/ffi.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub type fluid_shell_t = Struct__fluid_shell_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_voice_t` is never used
[INFO] [stdout]  --> src/ffi.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum Struct__fluid_voice_t { }
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_server_t` is never used
[INFO] [stdout]   --> src/ffi.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum Struct__fluid_server_t { }
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_voice_t` is never used
[INFO] [stdout]  --> src/ffi.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type fluid_voice_t = Struct__fluid_voice_t;
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_server_t` is never used
[INFO] [stdout]   --> src/ffi.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub type fluid_server_t = Struct__fluid_server_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_sfloader_t` is never used
[INFO] [stdout]   --> src/ffi.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type fluid_sfloader_t = Struct__fluid_sfloader_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_rampreset_t` is never used
[INFO] [stdout]   --> src/ffi.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub enum Struct__fluid_rampreset_t { }
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_cmd_handler_t` is never used
[INFO] [stdout]   --> src/ffi.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub type fluid_cmd_handler_t = Struct__fluid_hashtable_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_shell_t` is never used
[INFO] [stdout]   --> src/ffi.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum Struct__fluid_shell_t { }
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_rampreset_t` is never used
[INFO] [stdout]   --> src/ffi.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub type fluid_rampreset_t = Struct__fluid_rampreset_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_shell_t` is never used
[INFO] [stdout]   --> src/ffi.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub type fluid_shell_t = Struct__fluid_shell_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_istream_t` is never used
[INFO] [stdout]   --> src/ffi.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub type fluid_istream_t = ::libc::c_int;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_server_t` is never used
[INFO] [stdout]   --> src/ffi.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum Struct__fluid_server_t { }
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Enum_fluid_midi_channel_type` is never used
[INFO] [stdout]   --> src/ffi.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub type Enum_fluid_midi_channel_type = ::libc::c_uint;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_server_t` is never used
[INFO] [stdout]   --> src/ffi.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub type fluid_server_t = Struct__fluid_server_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CHANNEL_TYPE_MELODIC` is never used
[INFO] [stdout]   --> src/ffi.rs:56:11
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub const CHANNEL_TYPE_MELODIC: ::libc::c_uint = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_rampreset_t` is never used
[INFO] [stdout]   --> src/ffi.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub enum Struct__fluid_rampreset_t { }
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CHANNEL_TYPE_DRUM` is never used
[INFO] [stdout]   --> src/ffi.rs:57:11
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub const CHANNEL_TYPE_DRUM: ::libc::c_uint = 1;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_rampreset_t` is never used
[INFO] [stdout]   --> src/ffi.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub type fluid_rampreset_t = Struct__fluid_rampreset_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_audio_callback_t` is never used
[INFO] [stdout]   --> src/ffi.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub type fluid_audio_callback_t =
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_cmd_t` is never used
[INFO] [stdout]   --> src/ffi.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type fluid_cmd_t = Struct_Unnamed2;
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_istream_t` is never used
[INFO] [stdout]   --> src/ffi.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub type fluid_istream_t = ::libc::c_int;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_server_newclient_func_t` is never used
[INFO] [stdout]   --> src/ffi.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub type fluid_server_newclient_func_t =
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Enum_fluid_midi_channel_type` is never used
[INFO] [stdout]   --> src/ffi.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub type Enum_fluid_midi_channel_type = ::libc::c_uint;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Enum_Unnamed3` is never used
[INFO] [stdout]   --> src/ffi.rs:89:10
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub type Enum_Unnamed3 = ::libc::c_uint;
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CHANNEL_TYPE_MELODIC` is never used
[INFO] [stdout]   --> src/ffi.rs:56:11
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub const CHANNEL_TYPE_MELODIC: ::libc::c_uint = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PRESET_SELECTED` is never used
[INFO] [stdout]   --> src/ffi.rs:90:11
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub const FLUID_PRESET_SELECTED: ::libc::c_uint = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CHANNEL_TYPE_DRUM` is never used
[INFO] [stdout]   --> src/ffi.rs:57:11
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub const CHANNEL_TYPE_DRUM: ::libc::c_uint = 1;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PRESET_UNSELECTED` is never used
[INFO] [stdout]   --> src/ffi.rs:91:11
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub const FLUID_PRESET_UNSELECTED: ::libc::c_uint = 1;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_audio_callback_t` is never used
[INFO] [stdout]   --> src/ffi.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub type fluid_audio_callback_t =
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_SAMPLE_DONE` is never used
[INFO] [stdout]   --> src/ffi.rs:92:11
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub const FLUID_SAMPLE_DONE: ::libc::c_uint = 2;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_cmd_t` is never used
[INFO] [stdout]   --> src/ffi.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type fluid_cmd_t = Struct_Unnamed2;
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Struct__fluid_sfloader_t` is never constructed
[INFO] [stdout]   --> src/ffi.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct Struct__fluid_sfloader_t {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_server_newclient_func_t` is never used
[INFO] [stdout]   --> src/ffi.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub type fluid_server_newclient_func_t =
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_audio_func_t` is never used
[INFO] [stdout]    --> src/ffi.rs:182:10
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub type fluid_audio_func_t =
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Enum_Unnamed3` is never used
[INFO] [stdout]   --> src/ffi.rs:89:10
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub type Enum_Unnamed3 = ::libc::c_uint;
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PRESET_SELECTED` is never used
[INFO] [stdout]   --> src/ffi.rs:90:11
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub const FLUID_PRESET_SELECTED: ::libc::c_uint = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `handle_midi_event_func_t` is never used
[INFO] [stdout]    --> src/ffi.rs:191:10
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub type handle_midi_event_func_t =
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PRESET_UNSELECTED` is never used
[INFO] [stdout]   --> src/ffi.rs:91:11
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub const FLUID_PRESET_UNSELECTED: ::libc::c_uint = 1;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Enum_fluid_player_status` is never used
[INFO] [stdout]    --> src/ffi.rs:196:10
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub type Enum_fluid_player_status = ::libc::c_uint;
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_SAMPLE_DONE` is never used
[INFO] [stdout]   --> src/ffi.rs:92:11
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub const FLUID_SAMPLE_DONE: ::libc::c_uint = 2;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PLAYER_READY` is never used
[INFO] [stdout]    --> src/ffi.rs:197:11
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub const FLUID_PLAYER_READY: ::libc::c_uint = 0;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PLAYER_PLAYING` is never used
[INFO] [stdout]    --> src/ffi.rs:198:11
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub const FLUID_PLAYER_PLAYING: ::libc::c_uint = 1;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PLAYER_DONE` is never used
[INFO] [stdout]    --> src/ffi.rs:199:11
[INFO] [stdout]     |
[INFO] [stdout] 199 | pub const FLUID_PLAYER_DONE: ::libc::c_uint = 2;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_log_function_t` is never used
[INFO] [stdout]    --> src/ffi.rs:200:10
[INFO] [stdout]     |
[INFO] [stdout] 200 | pub type fluid_log_function_t =
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Struct__fluid_sfloader_t` is never constructed
[INFO] [stdout]   --> src/ffi.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct Struct__fluid_sfloader_t {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Struct__fluid_gen_t` is never constructed
[INFO] [stdout]    --> src/ffi.rs:217:12
[INFO] [stdout]     |
[INFO] [stdout] 217 | pub struct Struct__fluid_gen_t {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_gen_t` is never used
[INFO] [stdout]    --> src/ffi.rs:223:10
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub type fluid_gen_t = Struct__fluid_gen_t;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_audio_func_t` is never used
[INFO] [stdout]    --> src/ffi.rs:182:10
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub type fluid_audio_func_t =
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_settings_copystr` is never used
[INFO] [stdout]    --> src/ffi.rs:241:12
[INFO] [stdout]     |
[INFO] [stdout] 241 |     pub fn fluid_settings_copystr(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `handle_midi_event_func_t` is never used
[INFO] [stdout]    --> src/ffi.rs:191:10
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub type handle_midi_event_func_t =
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_settings_dupstr` is never used
[INFO] [stdout]    --> src/ffi.rs:245:12
[INFO] [stdout]     |
[INFO] [stdout] 245 |     pub fn fluid_settings_dupstr(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_settings_getstr` is never used
[INFO] [stdout]    --> src/ffi.rs:249:12
[INFO] [stdout]     |
[INFO] [stdout] 249 |     pub fn fluid_settings_getstr(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Enum_fluid_player_status` is never used
[INFO] [stdout]    --> src/ffi.rs:196:10
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub type Enum_fluid_player_status = ::libc::c_uint;
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_sysex` is never used
[INFO] [stdout]    --> src/ffi.rs:317:12
[INFO] [stdout]     |
[INFO] [stdout] 317 |     pub fn fluid_synth_sysex(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_get_program` is never used
[INFO] [stdout]    --> src/ffi.rs:365:12
[INFO] [stdout]     |
[INFO] [stdout] 365 |     pub fn fluid_synth_get_program(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_all_notes_off` is never used
[INFO] [stdout]    --> src/ffi.rs:381:12
[INFO] [stdout]     |
[INFO] [stdout] 381 |     pub fn fluid_synth_all_notes_off(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PLAYER_READY` is never used
[INFO] [stdout]    --> src/ffi.rs:197:11
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub const FLUID_PLAYER_READY: ::libc::c_uint = 0;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_all_sounds_off` is never used
[INFO] [stdout]    --> src/ffi.rs:383:12
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn fluid_synth_all_sounds_off(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_set_channel_type` is never used
[INFO] [stdout]    --> src/ffi.rs:385:12
[INFO] [stdout]     |
[INFO] [stdout] 385 |     pub fn fluid_synth_set_channel_type(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_get_reverb_width` is never used
[INFO] [stdout]    --> src/ffi.rs:440:12
[INFO] [stdout]     |
[INFO] [stdout] 440 |     pub fn fluid_synth_get_reverb_width(synth: *mut fluid_synth_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_tuning_iteration_next` is never used
[INFO] [stdout]    --> src/ffi.rs:543:12
[INFO] [stdout]     |
[INFO] [stdout] 543 |     pub fn fluid_synth_tuning_iteration_next(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PLAYER_PLAYING` is never used
[INFO] [stdout]    --> src/ffi.rs:198:11
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub const FLUID_PLAYER_PLAYING: ::libc::c_uint = 1;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_tuning_dump` is never used
[INFO] [stdout]    --> src/ffi.rs:547:12
[INFO] [stdout]     |
[INFO] [stdout] 547 |     pub fn fluid_synth_tuning_dump(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_write_s16` is never used
[INFO] [stdout]    --> src/ffi.rs:557:12
[INFO] [stdout]     |
[INFO] [stdout] 557 |     pub fn fluid_synth_write_s16(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_nwrite_float` is never used
[INFO] [stdout]    --> src/ffi.rs:571:12
[INFO] [stdout]     |
[INFO] [stdout] 571 |     pub fn fluid_synth_nwrite_float(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_process` is never used
[INFO] [stdout]    --> src/ffi.rs:578:12
[INFO] [stdout]     |
[INFO] [stdout] 578 |     pub fn fluid_synth_process(synth: *mut fluid_synth_t, len: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_add_sfloader` is never used
[INFO] [stdout]    --> src/ffi.rs:584:12
[INFO] [stdout]     |
[INFO] [stdout] 584 |     pub fn fluid_synth_add_sfloader(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PLAYER_DONE` is never used
[INFO] [stdout]    --> src/ffi.rs:199:11
[INFO] [stdout]     |
[INFO] [stdout] 199 | pub const FLUID_PLAYER_DONE: ::libc::c_uint = 2;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_alloc_voice` is never used
[INFO] [stdout]    --> src/ffi.rs:586:12
[INFO] [stdout]     |
[INFO] [stdout] 586 |     pub fn fluid_synth_alloc_voice(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_log_function_t` is never used
[INFO] [stdout]    --> src/ffi.rs:200:10
[INFO] [stdout]     |
[INFO] [stdout] 200 | pub type fluid_log_function_t =
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_start_voice` is never used
[INFO] [stdout]    --> src/ffi.rs:590:12
[INFO] [stdout]     |
[INFO] [stdout] 590 |     pub fn fluid_synth_start_voice(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Struct__fluid_gen_t` is never constructed
[INFO] [stdout]    --> src/ffi.rs:217:12
[INFO] [stdout]     |
[INFO] [stdout] 217 | pub struct Struct__fluid_gen_t {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_gen_t` is never used
[INFO] [stdout]    --> src/ffi.rs:223:10
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub type fluid_gen_t = Struct__fluid_gen_t;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_settings_copystr` is never used
[INFO] [stdout]    --> src/ffi.rs:241:12
[INFO] [stdout]     |
[INFO] [stdout] 241 |     pub fn fluid_settings_copystr(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_get_voicelist` is never used
[INFO] [stdout]    --> src/ffi.rs:592:12
[INFO] [stdout]     |
[INFO] [stdout] 592 |     pub fn fluid_synth_get_voicelist(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_settings_dupstr` is never used
[INFO] [stdout]    --> src/ffi.rs:245:12
[INFO] [stdout]     |
[INFO] [stdout] 245 |     pub fn fluid_settings_dupstr(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_handle_midi_event` is never used
[INFO] [stdout]    --> src/ffi.rs:596:12
[INFO] [stdout]     |
[INFO] [stdout] 596 |     pub fn fluid_synth_handle_midi_event(data: *mut ::libc::c_void,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_settings_getstr` is never used
[INFO] [stdout]    --> src/ffi.rs:249:12
[INFO] [stdout]     |
[INFO] [stdout] 249 |     pub fn fluid_settings_getstr(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_stdin` is never used
[INFO] [stdout]    --> src/ffi.rs:602:12
[INFO] [stdout]     |
[INFO] [stdout] 602 |     pub fn fluid_get_stdin() -> fluid_istream_t;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_sysex` is never used
[INFO] [stdout]    --> src/ffi.rs:317:12
[INFO] [stdout]     |
[INFO] [stdout] 317 |     pub fn fluid_synth_sysex(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_stdout` is never used
[INFO] [stdout]    --> src/ffi.rs:603:12
[INFO] [stdout]     |
[INFO] [stdout] 603 |     pub fn fluid_get_stdout() -> fluid_ostream_t;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_get_program` is never used
[INFO] [stdout]    --> src/ffi.rs:365:12
[INFO] [stdout]     |
[INFO] [stdout] 365 |     pub fn fluid_synth_get_program(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_userconf` is never used
[INFO] [stdout]    --> src/ffi.rs:604:12
[INFO] [stdout]     |
[INFO] [stdout] 604 |     pub fn fluid_get_userconf(buf: *mut ::libc::c_char, len: ::libc::c_int)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_all_notes_off` is never used
[INFO] [stdout]    --> src/ffi.rs:381:12
[INFO] [stdout]     |
[INFO] [stdout] 381 |     pub fn fluid_synth_all_notes_off(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_sysconf` is never used
[INFO] [stdout]    --> src/ffi.rs:606:12
[INFO] [stdout]     |
[INFO] [stdout] 606 |     pub fn fluid_get_sysconf(buf: *mut ::libc::c_char, len: ::libc::c_int)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_all_sounds_off` is never used
[INFO] [stdout]    --> src/ffi.rs:383:12
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn fluid_synth_all_sounds_off(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_cmd_handler` is never used
[INFO] [stdout]    --> src/ffi.rs:608:12
[INFO] [stdout]     |
[INFO] [stdout] 608 |     pub fn new_fluid_cmd_handler(synth: *mut fluid_synth_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_set_channel_type` is never used
[INFO] [stdout]    --> src/ffi.rs:385:12
[INFO] [stdout]     |
[INFO] [stdout] 385 |     pub fn fluid_synth_set_channel_type(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_fluid_cmd_handler` is never used
[INFO] [stdout]    --> src/ffi.rs:610:12
[INFO] [stdout]     |
[INFO] [stdout] 610 |     pub fn delete_fluid_cmd_handler(handler: *mut fluid_cmd_handler_t) -> ();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_get_reverb_width` is never used
[INFO] [stdout]    --> src/ffi.rs:440:12
[INFO] [stdout]     |
[INFO] [stdout] 440 |     pub fn fluid_synth_get_reverb_width(synth: *mut fluid_synth_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_cmd_handler_set_synth` is never used
[INFO] [stdout]    --> src/ffi.rs:611:12
[INFO] [stdout]     |
[INFO] [stdout] 611 |     pub fn fluid_cmd_handler_set_synth(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_cmd_handler_register` is never used
[INFO] [stdout]    --> src/ffi.rs:613:12
[INFO] [stdout]     |
[INFO] [stdout] 613 |     pub fn fluid_cmd_handler_register(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_tuning_iteration_next` is never used
[INFO] [stdout]    --> src/ffi.rs:543:12
[INFO] [stdout]     |
[INFO] [stdout] 543 |     pub fn fluid_synth_tuning_iteration_next(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_cmd_handler_unregister` is never used
[INFO] [stdout]    --> src/ffi.rs:615:12
[INFO] [stdout]     |
[INFO] [stdout] 615 |     pub fn fluid_cmd_handler_unregister(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_tuning_dump` is never used
[INFO] [stdout]    --> src/ffi.rs:547:12
[INFO] [stdout]     |
[INFO] [stdout] 547 |     pub fn fluid_synth_tuning_dump(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_command` is never used
[INFO] [stdout]    --> src/ffi.rs:618:12
[INFO] [stdout]     |
[INFO] [stdout] 618 |     pub fn fluid_command(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_write_s16` is never used
[INFO] [stdout]    --> src/ffi.rs:557:12
[INFO] [stdout]     |
[INFO] [stdout] 557 |     pub fn fluid_synth_write_s16(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_source` is never used
[INFO] [stdout]    --> src/ffi.rs:621:12
[INFO] [stdout]     |
[INFO] [stdout] 621 |     pub fn fluid_source(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_usershell` is never used
[INFO] [stdout]    --> src/ffi.rs:623:12
[INFO] [stdout]     |
[INFO] [stdout] 623 |     pub fn fluid_usershell(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_shell` is never used
[INFO] [stdout]    --> src/ffi.rs:625:12
[INFO] [stdout]     |
[INFO] [stdout] 625 |     pub fn new_fluid_shell(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_fluid_shell` is never used
[INFO] [stdout]    --> src/ffi.rs:629:12
[INFO] [stdout]     |
[INFO] [stdout] 629 |     pub fn delete_fluid_shell(shell: *mut fluid_shell_t) -> ();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_nwrite_float` is never used
[INFO] [stdout]    --> src/ffi.rs:571:12
[INFO] [stdout]     |
[INFO] [stdout] 571 |     pub fn fluid_synth_nwrite_float(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_server` is never used
[INFO] [stdout]    --> src/ffi.rs:630:12
[INFO] [stdout]     |
[INFO] [stdout] 630 |     pub fn new_fluid_server(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_process` is never used
[INFO] [stdout]    --> src/ffi.rs:578:12
[INFO] [stdout]     |
[INFO] [stdout] 578 |     pub fn fluid_synth_process(synth: *mut fluid_synth_t, len: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_fluid_server` is never used
[INFO] [stdout]    --> src/ffi.rs:633:12
[INFO] [stdout]     |
[INFO] [stdout] 633 |     pub fn delete_fluid_server(server: *mut fluid_server_t) -> ();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_add_sfloader` is never used
[INFO] [stdout]    --> src/ffi.rs:584:12
[INFO] [stdout]     |
[INFO] [stdout] 584 |     pub fn fluid_synth_add_sfloader(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_server_join` is never used
[INFO] [stdout]    --> src/ffi.rs:634:12
[INFO] [stdout]     |
[INFO] [stdout] 634 |     pub fn fluid_server_join(server: *mut fluid_server_t) -> ::libc::c_int;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_alloc_voice` is never used
[INFO] [stdout]    --> src/ffi.rs:586:12
[INFO] [stdout]     |
[INFO] [stdout] 586 |     pub fn fluid_synth_alloc_voice(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_audio_driver2` is never used
[INFO] [stdout]    --> src/ffi.rs:679:12
[INFO] [stdout]     |
[INFO] [stdout] 679 |     pub fn new_fluid_audio_driver2(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_start_voice` is never used
[INFO] [stdout]    --> src/ffi.rs:590:12
[INFO] [stdout]     |
[INFO] [stdout] 590 |     pub fn fluid_synth_start_voice(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_event_timer` is never used
[INFO] [stdout]    --> src/ffi.rs:695:12
[INFO] [stdout]     |
[INFO] [stdout] 695 |     pub fn fluid_event_timer(evt: *mut fluid_event_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_get_voicelist` is never used
[INFO] [stdout]    --> src/ffi.rs:592:12
[INFO] [stdout]     |
[INFO] [stdout] 592 |     pub fn fluid_synth_get_voicelist(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_event_note` is never used
[INFO] [stdout]    --> src/ffi.rs:697:12
[INFO] [stdout]     |
[INFO] [stdout] 697 |     pub fn fluid_event_note(evt: *mut fluid_event_t, channel: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_handle_midi_event` is never used
[INFO] [stdout]    --> src/ffi.rs:596:12
[INFO] [stdout]     |
[INFO] [stdout] 596 |     pub fn fluid_synth_handle_midi_event(data: *mut ::libc::c_void,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_event_get_data` is never used
[INFO] [stdout]    --> src/ffi.rs:766:12
[INFO] [stdout]     |
[INFO] [stdout] 766 |     pub fn fluid_event_get_data(evt: *mut fluid_event_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_stdin` is never used
[INFO] [stdout]    --> src/ffi.rs:602:12
[INFO] [stdout]     |
[INFO] [stdout] 602 |     pub fn fluid_get_stdin() -> fluid_istream_t;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_midi_event_set_sysex` is never used
[INFO] [stdout]    --> src/ffi.rs:809:12
[INFO] [stdout]     |
[INFO] [stdout] 809 |     pub fn fluid_midi_event_set_sysex(evt: *mut fluid_midi_event_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_stdout` is never used
[INFO] [stdout]    --> src/ffi.rs:603:12
[INFO] [stdout]     |
[INFO] [stdout] 603 |     pub fn fluid_get_stdout() -> fluid_ostream_t;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_player_add_mem` is never used
[INFO] [stdout]    --> src/ffi.rs:867:12
[INFO] [stdout]     |
[INFO] [stdout] 867 |     pub fn fluid_player_add_mem(player: *mut fluid_player_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_userconf` is never used
[INFO] [stdout]    --> src/ffi.rs:604:12
[INFO] [stdout]     |
[INFO] [stdout] 604 |     pub fn fluid_get_userconf(buf: *mut ::libc::c_char, len: ::libc::c_int)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_player_set_loop` is never used
[INFO] [stdout]    --> src/ffi.rs:873:12
[INFO] [stdout]     |
[INFO] [stdout] 873 |     pub fn fluid_player_set_loop(player: *mut fluid_player_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_sysconf` is never used
[INFO] [stdout]    --> src/ffi.rs:606:12
[INFO] [stdout]     |
[INFO] [stdout] 606 |     pub fn fluid_get_sysconf(buf: *mut ::libc::c_char, len: ::libc::c_int)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_player_set_playback_callback` is never used
[INFO] [stdout]    --> src/ffi.rs:881:12
[INFO] [stdout]     |
[INFO] [stdout] 881 |     pub fn fluid_player_set_playback_callback(player: *mut fluid_player_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_cmd_handler` is never used
[INFO] [stdout]    --> src/ffi.rs:608:12
[INFO] [stdout]     |
[INFO] [stdout] 608 |     pub fn new_fluid_cmd_handler(synth: *mut fluid_synth_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_sequencer_add_midi_event_to_buffer` is never used
[INFO] [stdout]    --> src/ffi.rs:931:12
[INFO] [stdout]     |
[INFO] [stdout] 931 |     pub fn fluid_sequencer_add_midi_event_to_buffer(data: *mut ::libc::c_void,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_fluid_cmd_handler` is never used
[INFO] [stdout]    --> src/ffi.rs:610:12
[INFO] [stdout]     |
[INFO] [stdout] 610 |     pub fn delete_fluid_cmd_handler(handler: *mut fluid_cmd_handler_t) -> ();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_set_log_function` is never used
[INFO] [stdout]    --> src/ffi.rs:935:12
[INFO] [stdout]     |
[INFO] [stdout] 935 |     pub fn fluid_set_log_function(level: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_cmd_handler_set_synth` is never used
[INFO] [stdout]    --> src/ffi.rs:611:12
[INFO] [stdout]     |
[INFO] [stdout] 611 |     pub fn fluid_cmd_handler_set_synth(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_default_log_function` is never used
[INFO] [stdout]    --> src/ffi.rs:939:12
[INFO] [stdout]     |
[INFO] [stdout] 939 |     pub fn fluid_default_log_function(level: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_cmd_handler_register` is never used
[INFO] [stdout]    --> src/ffi.rs:613:12
[INFO] [stdout]     |
[INFO] [stdout] 613 |     pub fn fluid_cmd_handler_register(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_log` is never used
[INFO] [stdout]    --> src/ffi.rs:942:12
[INFO] [stdout]     |
[INFO] [stdout] 942 |     pub fn fluid_log(level: ::libc::c_int, fmt: *const ::libc::c_char, ...)
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_gen_set_default_values` is never used
[INFO] [stdout]    --> src/ffi.rs:966:12
[INFO] [stdout]     |
[INFO] [stdout] 966 |     pub fn fluid_gen_set_default_values(gen: *mut fluid_gen_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_cmd_handler_unregister` is never used
[INFO] [stdout]    --> src/ffi.rs:615:12
[INFO] [stdout]     |
[INFO] [stdout] 615 |     pub fn fluid_cmd_handler_unregister(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_update_param` is never used
[INFO] [stdout]    --> src/ffi.rs:968:12
[INFO] [stdout]     |
[INFO] [stdout] 968 |     pub fn fluid_voice_update_param(voice: *mut fluid_voice_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_command` is never used
[INFO] [stdout]    --> src/ffi.rs:618:12
[INFO] [stdout]     |
[INFO] [stdout] 618 |     pub fn fluid_command(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_source` is never used
[INFO] [stdout]    --> src/ffi.rs:621:12
[INFO] [stdout]     |
[INFO] [stdout] 621 |     pub fn fluid_source(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_add_mod` is never used
[INFO] [stdout]    --> src/ffi.rs:970:12
[INFO] [stdout]     |
[INFO] [stdout] 970 |     pub fn fluid_voice_add_mod(voice: *mut fluid_voice_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_gen_set` is never used
[INFO] [stdout]    --> src/ffi.rs:973:12
[INFO] [stdout]     |
[INFO] [stdout] 973 |     pub fn fluid_voice_gen_set(voice: *mut fluid_voice_t, gen: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_usershell` is never used
[INFO] [stdout]    --> src/ffi.rs:623:12
[INFO] [stdout]     |
[INFO] [stdout] 623 |     pub fn fluid_usershell(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_gen_get` is never used
[INFO] [stdout]    --> src/ffi.rs:975:12
[INFO] [stdout]     |
[INFO] [stdout] 975 |     pub fn fluid_voice_gen_get(voice: *mut fluid_voice_t, gen: ::libc::c_int)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_shell` is never used
[INFO] [stdout]    --> src/ffi.rs:625:12
[INFO] [stdout]     |
[INFO] [stdout] 625 |     pub fn new_fluid_shell(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_gen_incr` is never used
[INFO] [stdout]    --> src/ffi.rs:977:12
[INFO] [stdout]     |
[INFO] [stdout] 977 |     pub fn fluid_voice_gen_incr(voice: *mut fluid_voice_t, gen: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_fluid_shell` is never used
[INFO] [stdout]    --> src/ffi.rs:629:12
[INFO] [stdout]     |
[INFO] [stdout] 629 |     pub fn delete_fluid_shell(shell: *mut fluid_shell_t) -> ();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_server` is never used
[INFO] [stdout]    --> src/ffi.rs:630:12
[INFO] [stdout]     |
[INFO] [stdout] 630 |     pub fn new_fluid_server(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_fluid_server` is never used
[INFO] [stdout]    --> src/ffi.rs:633:12
[INFO] [stdout]     |
[INFO] [stdout] 633 |     pub fn delete_fluid_server(server: *mut fluid_server_t) -> ();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_get_id` is never used
[INFO] [stdout]    --> src/ffi.rs:979:12
[INFO] [stdout]     |
[INFO] [stdout] 979 |     pub fn fluid_voice_get_id(voice: *mut fluid_voice_t) -> ::libc::c_uint;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_server_join` is never used
[INFO] [stdout]    --> src/ffi.rs:634:12
[INFO] [stdout]     |
[INFO] [stdout] 634 |     pub fn fluid_server_join(server: *mut fluid_server_t) -> ::libc::c_int;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_is_playing` is never used
[INFO] [stdout]    --> src/ffi.rs:980:12
[INFO] [stdout]     |
[INFO] [stdout] 980 |     pub fn fluid_voice_is_playing(voice: *mut fluid_voice_t) -> ::libc::c_int;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_audio_driver2` is never used
[INFO] [stdout]    --> src/ffi.rs:679:12
[INFO] [stdout]     |
[INFO] [stdout] 679 |     pub fn new_fluid_audio_driver2(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_optimize_sample` is never used
[INFO] [stdout]    --> src/ffi.rs:981:12
[INFO] [stdout]     |
[INFO] [stdout] 981 |     pub fn fluid_voice_optimize_sample(s: *mut fluid_sample_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_event_timer` is never used
[INFO] [stdout]    --> src/ffi.rs:695:12
[INFO] [stdout]     |
[INFO] [stdout] 695 |     pub fn fluid_event_timer(evt: *mut fluid_event_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_version` is never used
[INFO] [stdout]    --> src/ffi.rs:983:12
[INFO] [stdout]     |
[INFO] [stdout] 983 |     pub fn fluid_version(major: *mut ::libc::c_int, minor: *mut ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_event_note` is never used
[INFO] [stdout]    --> src/ffi.rs:697:12
[INFO] [stdout]     |
[INFO] [stdout] 697 |     pub fn fluid_event_note(evt: *mut fluid_event_t, channel: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_version_str` is never used
[INFO] [stdout]    --> src/ffi.rs:985:12
[INFO] [stdout]     |
[INFO] [stdout] 985 |     pub fn fluid_version_str() -> *mut ::libc::c_char;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_event_get_data` is never used
[INFO] [stdout]    --> src/ffi.rs:766:12
[INFO] [stdout]     |
[INFO] [stdout] 766 |     pub fn fluid_event_get_data(evt: *mut fluid_event_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_midi_event_set_sysex` is never used
[INFO] [stdout]    --> src/ffi.rs:809:12
[INFO] [stdout]     |
[INFO] [stdout] 809 |     pub fn fluid_midi_event_set_sysex(evt: *mut fluid_midi_event_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_player_add_mem` is never used
[INFO] [stdout]    --> src/ffi.rs:867:12
[INFO] [stdout]     |
[INFO] [stdout] 867 |     pub fn fluid_player_add_mem(player: *mut fluid_player_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_player_set_loop` is never used
[INFO] [stdout]    --> src/ffi.rs:873:12
[INFO] [stdout]     |
[INFO] [stdout] 873 |     pub fn fluid_player_set_loop(player: *mut fluid_player_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_player_set_playback_callback` is never used
[INFO] [stdout]    --> src/ffi.rs:881:12
[INFO] [stdout]     |
[INFO] [stdout] 881 |     pub fn fluid_player_set_playback_callback(player: *mut fluid_player_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_sequencer_add_midi_event_to_buffer` is never used
[INFO] [stdout]    --> src/ffi.rs:931:12
[INFO] [stdout]     |
[INFO] [stdout] 931 |     pub fn fluid_sequencer_add_midi_event_to_buffer(data: *mut ::libc::c_void,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_set_log_function` is never used
[INFO] [stdout]    --> src/ffi.rs:935:12
[INFO] [stdout]     |
[INFO] [stdout] 935 |     pub fn fluid_set_log_function(level: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_default_log_function` is never used
[INFO] [stdout]    --> src/ffi.rs:939:12
[INFO] [stdout]     |
[INFO] [stdout] 939 |     pub fn fluid_default_log_function(level: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_log` is never used
[INFO] [stdout]    --> src/ffi.rs:942:12
[INFO] [stdout]     |
[INFO] [stdout] 942 |     pub fn fluid_log(level: ::libc::c_int, fmt: *const ::libc::c_char, ...)
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_gen_set_default_values` is never used
[INFO] [stdout]    --> src/ffi.rs:966:12
[INFO] [stdout]     |
[INFO] [stdout] 966 |     pub fn fluid_gen_set_default_values(gen: *mut fluid_gen_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_update_param` is never used
[INFO] [stdout]    --> src/ffi.rs:968:12
[INFO] [stdout]     |
[INFO] [stdout] 968 |     pub fn fluid_voice_update_param(voice: *mut fluid_voice_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_add_mod` is never used
[INFO] [stdout]    --> src/ffi.rs:970:12
[INFO] [stdout]     |
[INFO] [stdout] 970 |     pub fn fluid_voice_add_mod(voice: *mut fluid_voice_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_gen_set` is never used
[INFO] [stdout]    --> src/ffi.rs:973:12
[INFO] [stdout]     |
[INFO] [stdout] 973 |     pub fn fluid_voice_gen_set(voice: *mut fluid_voice_t, gen: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_gen_get` is never used
[INFO] [stdout]    --> src/ffi.rs:975:12
[INFO] [stdout]     |
[INFO] [stdout] 975 |     pub fn fluid_voice_gen_get(voice: *mut fluid_voice_t, gen: ::libc::c_int)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_gen_incr` is never used
[INFO] [stdout]    --> src/ffi.rs:977:12
[INFO] [stdout]     |
[INFO] [stdout] 977 |     pub fn fluid_voice_gen_incr(voice: *mut fluid_voice_t, gen: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_get_id` is never used
[INFO] [stdout]    --> src/ffi.rs:979:12
[INFO] [stdout]     |
[INFO] [stdout] 979 |     pub fn fluid_voice_get_id(voice: *mut fluid_voice_t) -> ::libc::c_uint;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_is_playing` is never used
[INFO] [stdout]    --> src/ffi.rs:980:12
[INFO] [stdout]     |
[INFO] [stdout] 980 |     pub fn fluid_voice_is_playing(voice: *mut fluid_voice_t) -> ::libc::c_int;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_optimize_sample` is never used
[INFO] [stdout]    --> src/ffi.rs:981:12
[INFO] [stdout]     |
[INFO] [stdout] 981 |     pub fn fluid_voice_optimize_sample(s: *mut fluid_sample_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_version` is never used
[INFO] [stdout]    --> src/ffi.rs:983:12
[INFO] [stdout]     |
[INFO] [stdout] 983 |     pub fn fluid_version(major: *mut ::libc::c_int, minor: *mut ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_version_str` is never used
[INFO] [stdout]    --> src/ffi.rs:985:12
[INFO] [stdout]     |
[INFO] [stdout] 985 |     pub fn fluid_version_str() -> *mut ::libc::c_char;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fn(*mut c_void, *mut Struct__fluid_midi_event_t) -> i32`, which is not FFI-safe
[INFO] [stdout]    --> src/ffi.rs:815:44
[INFO] [stdout]     |
[INFO] [stdout] 815 | ...                   callback: fn (closure: *mut ::libc::c_void, event: *mut fluid_midi_event_t) -> i32,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]     = note: this function pointer has Rust-specific calling convention
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fn(*mut c_void, *mut Struct__fluid_midi_event_t) -> i32`, which is not FFI-safe
[INFO] [stdout]    --> src/ffi.rs:859:43
[INFO] [stdout]     |
[INFO] [stdout] 859 | ...                   handler: fn (closure: *mut ::libc::c_void, event: *mut fluid_midi_event_t) -> i32,
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]     = note: this function pointer has Rust-specific calling convention
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fn(*mut c_void, *mut Struct__fluid_midi_event_t) -> i32`, which is not FFI-safe
[INFO] [stdout]    --> src/ffi.rs:815:44
[INFO] [stdout]     |
[INFO] [stdout] 815 | ...                   callback: fn (closure: *mut ::libc::c_void, event: *mut fluid_midi_event_t) -> i32,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]     = note: this function pointer has Rust-specific calling convention
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fn(*mut c_void, *mut Struct__fluid_midi_event_t) -> i32`, which is not FFI-safe
[INFO] [stdout]    --> src/ffi.rs:859:43
[INFO] [stdout]     |
[INFO] [stdout] 859 | ...                   handler: fn (closure: *mut ::libc::c_void, event: *mut fluid_midi_event_t) -> i32,
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]     = note: this function pointer has Rust-specific calling convention
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fn(*mut c_void, u32, *mut Struct__fluid_event_t, *mut Struct__fluid_sequencer_t)`, which is not FFI-safe
[INFO] [stdout]    --> src/ffi.rs:895:54
[INFO] [stdout]     |
[INFO] [stdout] 895 | ...ack: fn (closure: *mut ::libc::c_void, time: ::libc::c_uint, event: *mut fluid_event_t, seq: *mut fluid_sequencer_t),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]     = note: this function pointer has Rust-specific calling convention
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fn(*mut c_void, u32, *mut Struct__fluid_event_t, *mut Struct__fluid_sequencer_t)`, which is not FFI-safe
[INFO] [stdout]    --> src/ffi.rs:895:54
[INFO] [stdout]     |
[INFO] [stdout] 895 | ...ack: fn (closure: *mut ::libc::c_void, time: ::libc::c_uint, event: *mut fluid_event_t, seq: *mut fluid_sequencer_t),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]     = note: this function pointer has Rust-specific calling convention
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut Struct__fluid_synth_channel_info_t` does not permit being left uninitialized
[INFO] [stdout]    --> src/synth.rs:211:57
[INFO] [stdout]     |
[INFO] [stdout] 211 |             let info: *mut fluid_synth_channel_info_t = uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                         |
[INFO] [stdout]     |                                                         this code causes undefined behavior when executed
[INFO] [stdout]     |                                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut Struct__fluid_synth_channel_info_t` does not permit being left uninitialized
[INFO] [stdout]    --> src/synth.rs:211:57
[INFO] [stdout]     |
[INFO] [stdout] 211 |             let info: *mut fluid_synth_channel_info_t = uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                         |
[INFO] [stdout]     |                                                         this code causes undefined behavior when executed
[INFO] [stdout]     |                                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ID` should have a snake case name
[INFO] [stdout]    --> src/synth.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |                 ID => Some (ID as u32),
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ID` should have a snake case name
[INFO] [stdout]    --> src/synth.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |                 ID => Some (ID as u32),
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 106 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 106 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `should_fail` in this scope
[INFO] [stdout]   --> tests/settings.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[should_fail]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `should_panic`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `should_fail` in this scope
[INFO] [stdout]   --> tests/settings.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[should_fail]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `should_panic`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `copystr` found for struct `fluidsynth::settings::Settings` in the current scope
[INFO] [stdout]   --> tests/settings.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let res = settings.copystr("audio.driver", &mut buffer, 12);
[INFO] [stdout]    |                        ^^^^^^^ method not found in `Settings`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `copystr` found for struct `fluidsynth::settings::Settings` in the current scope
[INFO] [stdout]   --> tests/settings.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let res = settings.copystr("audio.driver", &mut buffer, 12);
[INFO] [stdout]    |                        ^^^^^^^ method not found in `Settings`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `getstr` found for struct `fluidsynth::settings::Settings` in the current scope
[INFO] [stdout]   --> tests/settings.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let res = settings.getstr("audio.driver");
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `setstr` with a similar name, but with different arguments
[INFO] [stdout]   --> /opt/rustwide/workdir/src/settings.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn setstr(&self, name: &str, string: &str) -> bool {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `getstr` found for struct `fluidsynth::settings::Settings` in the current scope
[INFO] [stdout]   --> tests/settings.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let res = settings.getstr("audio.driver");
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `setstr` with a similar name, but with different arguments
[INFO] [stdout]   --> /opt/rustwide/workdir/src/settings.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn setstr(&self, name: &str, string: &str) -> bool {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `settings`
[INFO] [stdout]    --> tests/settings.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |     let settings = Settings::new();
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `settings`
[INFO] [stdout]    --> tests/settings.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |     let settings = Settings::new();
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fluidsynth` (test "settings") due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `fluidsynth` (test "lib") due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "1ebdb61a29557bc718f76130bb3becefaa26d1d58188c185501af1fa48c00c54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ebdb61a29557bc718f76130bb3becefaa26d1d58188c185501af1fa48c00c54", kill_on_drop: false }`
[INFO] [stdout] 1ebdb61a29557bc718f76130bb3becefaa26d1d58188c185501af1fa48c00c54
[INFO] checking fluidsynth-0.0.1 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate fluidsynth 0.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate fluidsynth 0.0.1 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fluidsynth 0.0.1
[INFO] finished tweaking crates.io crate fluidsynth 0.0.1
[INFO] tweaked toml for crates.io crate fluidsynth 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5df2a73770a5a34fba39a0817d01a685c42827ef7a898afee0f28632b78a1e9
[INFO] running `Command { std: "docker" "start" "-a" "a5df2a73770a5a34fba39a0817d01a685c42827ef7a898afee0f28632b78a1e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5df2a73770a5a34fba39a0817d01a685c42827ef7a898afee0f28632b78a1e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5df2a73770a5a34fba39a0817d01a685c42827ef7a898afee0f28632b78a1e9", kill_on_drop: false }`
[INFO] [stdout] a5df2a73770a5a34fba39a0817d01a685c42827ef7a898afee0f28632b78a1e9
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95a9a2ab3dd0b1eda2ea781a8b73d0046b011e92f4553d2b50f19423227b7b94
[INFO] running `Command { std: "docker" "start" "-a" "95a9a2ab3dd0b1eda2ea781a8b73d0046b011e92f4553d2b50f19423227b7b94", kill_on_drop: false }`
[INFO] [stderr]     Checking fluidsynth v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]  --> src/settings.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ptr;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]  --> src/settings.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ptr;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/settings.rs:227:54
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn option_count(&self, name: &str) -> Option<(i32)> {
[INFO] [stdout]     |                                                      ^   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 227 -     pub fn option_count(&self, name: &str) -> Option<(i32)> {
[INFO] [stdout] 227 +     pub fn option_count(&self, name: &str) -> Option<i32> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/settings.rs:239:72
[INFO] [stdout]     |
[INFO] [stdout] 239 |     pub fn option_concat(&self, name: &str, separator: &str) -> Option<(&str)> {
[INFO] [stdout]     |                                                                        ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -     pub fn option_concat(&self, name: &str, separator: &str) -> Option<(&str)> {
[INFO] [stdout] 239 +     pub fn option_concat(&self, name: &str, separator: &str) -> Option<&str> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `fourthOrder` should have an upper camel case name
[INFO] [stdout]   --> src/synth.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fourthOrder = 4,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `FourthOrder`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `seventhOrder` should have an upper camel case name
[INFO] [stdout]   --> src/synth.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     seventhOrder = 7
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `SeventhOrder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/settings.rs:227:54
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn option_count(&self, name: &str) -> Option<(i32)> {
[INFO] [stdout]     |                                                      ^   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 227 -     pub fn option_count(&self, name: &str) -> Option<(i32)> {
[INFO] [stdout] 227 +     pub fn option_count(&self, name: &str) -> Option<i32> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]  --> src/midi.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ffi::{CString, CStr};
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `event::*`
[INFO] [stdout]  --> src/midi.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use event::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/settings.rs:239:72
[INFO] [stdout]     |
[INFO] [stdout] 239 |     pub fn option_concat(&self, name: &str, separator: &str) -> Option<(&str)> {
[INFO] [stdout]     |                                                                        ^    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 239 -     pub fn option_concat(&self, name: &str, separator: &str) -> Option<(&str)> {
[INFO] [stdout] 239 +     pub fn option_concat(&self, name: &str, separator: &str) -> Option<&str> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ffi::*`
[INFO] [stdout]  --> src/voice.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ffi::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `fourthOrder` should have an upper camel case name
[INFO] [stdout]   --> src/synth.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fourthOrder = 4,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `FourthOrder`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ffi::*`
[INFO] [stdout]  --> src/gen.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ffi::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `seventhOrder` should have an upper camel case name
[INFO] [stdout]   --> src/synth.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     seventhOrder = 7
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `SeventhOrder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ffi::*`
[INFO] [stdout]  --> src/log.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ffi::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]  --> src/midi.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ffi::{CString, CStr};
[INFO] [stdout]   |                         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `event::*`
[INFO] [stdout]  --> src/midi.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use event::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ffi::*`
[INFO] [stdout]  --> src/voice.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ffi::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ffi::*`
[INFO] [stdout]  --> src/gen.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ffi::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ffi::*`
[INFO] [stdout]  --> src/log.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ffi::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/synth.rs:211:57
[INFO] [stdout]     |
[INFO] [stdout] 211 |             let info: *mut fluid_synth_channel_info_t = uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/synth.rs:211:57
[INFO] [stdout]     |
[INFO] [stdout] 211 |             let info: *mut fluid_synth_channel_info_t = uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_voice_t` is never used
[INFO] [stdout]  --> src/ffi.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum Struct__fluid_voice_t { }
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_voice_t` is never used
[INFO] [stdout]  --> src/ffi.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type fluid_voice_t = Struct__fluid_voice_t;
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_sfloader_t` is never used
[INFO] [stdout]   --> src/ffi.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type fluid_sfloader_t = Struct__fluid_sfloader_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_cmd_handler_t` is never used
[INFO] [stdout]   --> src/ffi.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub type fluid_cmd_handler_t = Struct__fluid_hashtable_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_shell_t` is never used
[INFO] [stdout]   --> src/ffi.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum Struct__fluid_shell_t { }
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_shell_t` is never used
[INFO] [stdout]   --> src/ffi.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub type fluid_shell_t = Struct__fluid_shell_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_server_t` is never used
[INFO] [stdout]   --> src/ffi.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum Struct__fluid_server_t { }
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_server_t` is never used
[INFO] [stdout]   --> src/ffi.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub type fluid_server_t = Struct__fluid_server_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_rampreset_t` is never used
[INFO] [stdout]   --> src/ffi.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub enum Struct__fluid_rampreset_t { }
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_rampreset_t` is never used
[INFO] [stdout]   --> src/ffi.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub type fluid_rampreset_t = Struct__fluid_rampreset_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_istream_t` is never used
[INFO] [stdout]   --> src/ffi.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub type fluid_istream_t = ::libc::c_int;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Enum_fluid_midi_channel_type` is never used
[INFO] [stdout]   --> src/ffi.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub type Enum_fluid_midi_channel_type = ::libc::c_uint;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CHANNEL_TYPE_MELODIC` is never used
[INFO] [stdout]   --> src/ffi.rs:56:11
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub const CHANNEL_TYPE_MELODIC: ::libc::c_uint = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CHANNEL_TYPE_DRUM` is never used
[INFO] [stdout]   --> src/ffi.rs:57:11
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub const CHANNEL_TYPE_DRUM: ::libc::c_uint = 1;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_audio_callback_t` is never used
[INFO] [stdout]   --> src/ffi.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub type fluid_audio_callback_t =
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_cmd_t` is never used
[INFO] [stdout]   --> src/ffi.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type fluid_cmd_t = Struct_Unnamed2;
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_server_newclient_func_t` is never used
[INFO] [stdout]   --> src/ffi.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub type fluid_server_newclient_func_t =
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Enum_Unnamed3` is never used
[INFO] [stdout]   --> src/ffi.rs:89:10
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub type Enum_Unnamed3 = ::libc::c_uint;
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PRESET_SELECTED` is never used
[INFO] [stdout]   --> src/ffi.rs:90:11
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub const FLUID_PRESET_SELECTED: ::libc::c_uint = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PRESET_UNSELECTED` is never used
[INFO] [stdout]   --> src/ffi.rs:91:11
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub const FLUID_PRESET_UNSELECTED: ::libc::c_uint = 1;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_SAMPLE_DONE` is never used
[INFO] [stdout]   --> src/ffi.rs:92:11
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub const FLUID_SAMPLE_DONE: ::libc::c_uint = 2;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Struct__fluid_sfloader_t` is never constructed
[INFO] [stdout]   --> src/ffi.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct Struct__fluid_sfloader_t {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_audio_func_t` is never used
[INFO] [stdout]    --> src/ffi.rs:182:10
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub type fluid_audio_func_t =
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `handle_midi_event_func_t` is never used
[INFO] [stdout]    --> src/ffi.rs:191:10
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub type handle_midi_event_func_t =
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Enum_fluid_player_status` is never used
[INFO] [stdout]    --> src/ffi.rs:196:10
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub type Enum_fluid_player_status = ::libc::c_uint;
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PLAYER_READY` is never used
[INFO] [stdout]    --> src/ffi.rs:197:11
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub const FLUID_PLAYER_READY: ::libc::c_uint = 0;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PLAYER_PLAYING` is never used
[INFO] [stdout]    --> src/ffi.rs:198:11
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub const FLUID_PLAYER_PLAYING: ::libc::c_uint = 1;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PLAYER_DONE` is never used
[INFO] [stdout]    --> src/ffi.rs:199:11
[INFO] [stdout]     |
[INFO] [stdout] 199 | pub const FLUID_PLAYER_DONE: ::libc::c_uint = 2;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_log_function_t` is never used
[INFO] [stdout]    --> src/ffi.rs:200:10
[INFO] [stdout]     |
[INFO] [stdout] 200 | pub type fluid_log_function_t =
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Struct__fluid_gen_t` is never constructed
[INFO] [stdout]    --> src/ffi.rs:217:12
[INFO] [stdout]     |
[INFO] [stdout] 217 | pub struct Struct__fluid_gen_t {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_gen_t` is never used
[INFO] [stdout]    --> src/ffi.rs:223:10
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub type fluid_gen_t = Struct__fluid_gen_t;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_settings_copystr` is never used
[INFO] [stdout]    --> src/ffi.rs:241:12
[INFO] [stdout]     |
[INFO] [stdout] 241 |     pub fn fluid_settings_copystr(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_settings_dupstr` is never used
[INFO] [stdout]    --> src/ffi.rs:245:12
[INFO] [stdout]     |
[INFO] [stdout] 245 |     pub fn fluid_settings_dupstr(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_settings_getstr` is never used
[INFO] [stdout]    --> src/ffi.rs:249:12
[INFO] [stdout]     |
[INFO] [stdout] 249 |     pub fn fluid_settings_getstr(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_sysex` is never used
[INFO] [stdout]    --> src/ffi.rs:317:12
[INFO] [stdout]     |
[INFO] [stdout] 317 |     pub fn fluid_synth_sysex(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_get_program` is never used
[INFO] [stdout]    --> src/ffi.rs:365:12
[INFO] [stdout]     |
[INFO] [stdout] 365 |     pub fn fluid_synth_get_program(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_all_notes_off` is never used
[INFO] [stdout]    --> src/ffi.rs:381:12
[INFO] [stdout]     |
[INFO] [stdout] 381 |     pub fn fluid_synth_all_notes_off(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_all_sounds_off` is never used
[INFO] [stdout]    --> src/ffi.rs:383:12
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn fluid_synth_all_sounds_off(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_set_channel_type` is never used
[INFO] [stdout]    --> src/ffi.rs:385:12
[INFO] [stdout]     |
[INFO] [stdout] 385 |     pub fn fluid_synth_set_channel_type(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_get_reverb_width` is never used
[INFO] [stdout]    --> src/ffi.rs:440:12
[INFO] [stdout]     |
[INFO] [stdout] 440 |     pub fn fluid_synth_get_reverb_width(synth: *mut fluid_synth_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_tuning_iteration_next` is never used
[INFO] [stdout]    --> src/ffi.rs:543:12
[INFO] [stdout]     |
[INFO] [stdout] 543 |     pub fn fluid_synth_tuning_iteration_next(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_tuning_dump` is never used
[INFO] [stdout]    --> src/ffi.rs:547:12
[INFO] [stdout]     |
[INFO] [stdout] 547 |     pub fn fluid_synth_tuning_dump(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_write_s16` is never used
[INFO] [stdout]    --> src/ffi.rs:557:12
[INFO] [stdout]     |
[INFO] [stdout] 557 |     pub fn fluid_synth_write_s16(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_nwrite_float` is never used
[INFO] [stdout]    --> src/ffi.rs:571:12
[INFO] [stdout]     |
[INFO] [stdout] 571 |     pub fn fluid_synth_nwrite_float(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_process` is never used
[INFO] [stdout]    --> src/ffi.rs:578:12
[INFO] [stdout]     |
[INFO] [stdout] 578 |     pub fn fluid_synth_process(synth: *mut fluid_synth_t, len: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_add_sfloader` is never used
[INFO] [stdout]    --> src/ffi.rs:584:12
[INFO] [stdout]     |
[INFO] [stdout] 584 |     pub fn fluid_synth_add_sfloader(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_alloc_voice` is never used
[INFO] [stdout]    --> src/ffi.rs:586:12
[INFO] [stdout]     |
[INFO] [stdout] 586 |     pub fn fluid_synth_alloc_voice(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_start_voice` is never used
[INFO] [stdout]    --> src/ffi.rs:590:12
[INFO] [stdout]     |
[INFO] [stdout] 590 |     pub fn fluid_synth_start_voice(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_get_voicelist` is never used
[INFO] [stdout]    --> src/ffi.rs:592:12
[INFO] [stdout]     |
[INFO] [stdout] 592 |     pub fn fluid_synth_get_voicelist(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_handle_midi_event` is never used
[INFO] [stdout]    --> src/ffi.rs:596:12
[INFO] [stdout]     |
[INFO] [stdout] 596 |     pub fn fluid_synth_handle_midi_event(data: *mut ::libc::c_void,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_stdin` is never used
[INFO] [stdout]    --> src/ffi.rs:602:12
[INFO] [stdout]     |
[INFO] [stdout] 602 |     pub fn fluid_get_stdin() -> fluid_istream_t;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_stdout` is never used
[INFO] [stdout]    --> src/ffi.rs:603:12
[INFO] [stdout]     |
[INFO] [stdout] 603 |     pub fn fluid_get_stdout() -> fluid_ostream_t;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_userconf` is never used
[INFO] [stdout]    --> src/ffi.rs:604:12
[INFO] [stdout]     |
[INFO] [stdout] 604 |     pub fn fluid_get_userconf(buf: *mut ::libc::c_char, len: ::libc::c_int)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_sysconf` is never used
[INFO] [stdout]    --> src/ffi.rs:606:12
[INFO] [stdout]     |
[INFO] [stdout] 606 |     pub fn fluid_get_sysconf(buf: *mut ::libc::c_char, len: ::libc::c_int)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_cmd_handler` is never used
[INFO] [stdout]    --> src/ffi.rs:608:12
[INFO] [stdout]     |
[INFO] [stdout] 608 |     pub fn new_fluid_cmd_handler(synth: *mut fluid_synth_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_fluid_cmd_handler` is never used
[INFO] [stdout]    --> src/ffi.rs:610:12
[INFO] [stdout]     |
[INFO] [stdout] 610 |     pub fn delete_fluid_cmd_handler(handler: *mut fluid_cmd_handler_t) -> ();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_cmd_handler_set_synth` is never used
[INFO] [stdout]    --> src/ffi.rs:611:12
[INFO] [stdout]     |
[INFO] [stdout] 611 |     pub fn fluid_cmd_handler_set_synth(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_cmd_handler_register` is never used
[INFO] [stdout]    --> src/ffi.rs:613:12
[INFO] [stdout]     |
[INFO] [stdout] 613 |     pub fn fluid_cmd_handler_register(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_cmd_handler_unregister` is never used
[INFO] [stdout]    --> src/ffi.rs:615:12
[INFO] [stdout]     |
[INFO] [stdout] 615 |     pub fn fluid_cmd_handler_unregister(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_voice_t` is never used
[INFO] [stdout]  --> src/ffi.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum Struct__fluid_voice_t { }
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_command` is never used
[INFO] [stdout]    --> src/ffi.rs:618:12
[INFO] [stdout]     |
[INFO] [stdout] 618 |     pub fn fluid_command(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_voice_t` is never used
[INFO] [stdout]  --> src/ffi.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub type fluid_voice_t = Struct__fluid_voice_t;
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_source` is never used
[INFO] [stdout]    --> src/ffi.rs:621:12
[INFO] [stdout]     |
[INFO] [stdout] 621 |     pub fn fluid_source(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_sfloader_t` is never used
[INFO] [stdout]   --> src/ffi.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub type fluid_sfloader_t = Struct__fluid_sfloader_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_usershell` is never used
[INFO] [stdout]    --> src/ffi.rs:623:12
[INFO] [stdout]     |
[INFO] [stdout] 623 |     pub fn fluid_usershell(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_shell` is never used
[INFO] [stdout]    --> src/ffi.rs:625:12
[INFO] [stdout]     |
[INFO] [stdout] 625 |     pub fn new_fluid_shell(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_fluid_shell` is never used
[INFO] [stdout]    --> src/ffi.rs:629:12
[INFO] [stdout]     |
[INFO] [stdout] 629 |     pub fn delete_fluid_shell(shell: *mut fluid_shell_t) -> ();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_server` is never used
[INFO] [stdout]    --> src/ffi.rs:630:12
[INFO] [stdout]     |
[INFO] [stdout] 630 |     pub fn new_fluid_server(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_fluid_server` is never used
[INFO] [stdout]    --> src/ffi.rs:633:12
[INFO] [stdout]     |
[INFO] [stdout] 633 |     pub fn delete_fluid_server(server: *mut fluid_server_t) -> ();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_server_join` is never used
[INFO] [stdout]    --> src/ffi.rs:634:12
[INFO] [stdout]     |
[INFO] [stdout] 634 |     pub fn fluid_server_join(server: *mut fluid_server_t) -> ::libc::c_int;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_audio_driver2` is never used
[INFO] [stdout]    --> src/ffi.rs:679:12
[INFO] [stdout]     |
[INFO] [stdout] 679 |     pub fn new_fluid_audio_driver2(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_event_timer` is never used
[INFO] [stdout]    --> src/ffi.rs:695:12
[INFO] [stdout]     |
[INFO] [stdout] 695 |     pub fn fluid_event_timer(evt: *mut fluid_event_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_event_note` is never used
[INFO] [stdout]    --> src/ffi.rs:697:12
[INFO] [stdout]     |
[INFO] [stdout] 697 |     pub fn fluid_event_note(evt: *mut fluid_event_t, channel: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_event_get_data` is never used
[INFO] [stdout]    --> src/ffi.rs:766:12
[INFO] [stdout]     |
[INFO] [stdout] 766 |     pub fn fluid_event_get_data(evt: *mut fluid_event_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_midi_event_set_sysex` is never used
[INFO] [stdout]    --> src/ffi.rs:809:12
[INFO] [stdout]     |
[INFO] [stdout] 809 |     pub fn fluid_midi_event_set_sysex(evt: *mut fluid_midi_event_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_player_add_mem` is never used
[INFO] [stdout]    --> src/ffi.rs:867:12
[INFO] [stdout]     |
[INFO] [stdout] 867 |     pub fn fluid_player_add_mem(player: *mut fluid_player_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_player_set_loop` is never used
[INFO] [stdout]    --> src/ffi.rs:873:12
[INFO] [stdout]     |
[INFO] [stdout] 873 |     pub fn fluid_player_set_loop(player: *mut fluid_player_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_player_set_playback_callback` is never used
[INFO] [stdout]    --> src/ffi.rs:881:12
[INFO] [stdout]     |
[INFO] [stdout] 881 |     pub fn fluid_player_set_playback_callback(player: *mut fluid_player_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_sequencer_add_midi_event_to_buffer` is never used
[INFO] [stdout]    --> src/ffi.rs:931:12
[INFO] [stdout]     |
[INFO] [stdout] 931 |     pub fn fluid_sequencer_add_midi_event_to_buffer(data: *mut ::libc::c_void,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_set_log_function` is never used
[INFO] [stdout]    --> src/ffi.rs:935:12
[INFO] [stdout]     |
[INFO] [stdout] 935 |     pub fn fluid_set_log_function(level: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_cmd_handler_t` is never used
[INFO] [stdout]   --> src/ffi.rs:29:10
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub type fluid_cmd_handler_t = Struct__fluid_hashtable_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_default_log_function` is never used
[INFO] [stdout]    --> src/ffi.rs:939:12
[INFO] [stdout]     |
[INFO] [stdout] 939 |     pub fn fluid_default_log_function(level: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_shell_t` is never used
[INFO] [stdout]   --> src/ffi.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub enum Struct__fluid_shell_t { }
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_log` is never used
[INFO] [stdout]    --> src/ffi.rs:942:12
[INFO] [stdout]     |
[INFO] [stdout] 942 |     pub fn fluid_log(level: ::libc::c_int, fmt: *const ::libc::c_char, ...)
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_shell_t` is never used
[INFO] [stdout]   --> src/ffi.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub type fluid_shell_t = Struct__fluid_shell_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_gen_set_default_values` is never used
[INFO] [stdout]    --> src/ffi.rs:966:12
[INFO] [stdout]     |
[INFO] [stdout] 966 |     pub fn fluid_gen_set_default_values(gen: *mut fluid_gen_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_update_param` is never used
[INFO] [stdout]    --> src/ffi.rs:968:12
[INFO] [stdout]     |
[INFO] [stdout] 968 |     pub fn fluid_voice_update_param(voice: *mut fluid_voice_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_add_mod` is never used
[INFO] [stdout]    --> src/ffi.rs:970:12
[INFO] [stdout]     |
[INFO] [stdout] 970 |     pub fn fluid_voice_add_mod(voice: *mut fluid_voice_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_gen_set` is never used
[INFO] [stdout]    --> src/ffi.rs:973:12
[INFO] [stdout]     |
[INFO] [stdout] 973 |     pub fn fluid_voice_gen_set(voice: *mut fluid_voice_t, gen: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_server_t` is never used
[INFO] [stdout]   --> src/ffi.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum Struct__fluid_server_t { }
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_gen_get` is never used
[INFO] [stdout]    --> src/ffi.rs:975:12
[INFO] [stdout]     |
[INFO] [stdout] 975 |     pub fn fluid_voice_gen_get(voice: *mut fluid_voice_t, gen: ::libc::c_int)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_server_t` is never used
[INFO] [stdout]   --> src/ffi.rs:33:10
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub type fluid_server_t = Struct__fluid_server_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_gen_incr` is never used
[INFO] [stdout]    --> src/ffi.rs:977:12
[INFO] [stdout]     |
[INFO] [stdout] 977 |     pub fn fluid_voice_gen_incr(voice: *mut fluid_voice_t, gen: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Struct__fluid_rampreset_t` is never used
[INFO] [stdout]   --> src/ffi.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub enum Struct__fluid_rampreset_t { }
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_rampreset_t` is never used
[INFO] [stdout]   --> src/ffi.rs:41:10
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub type fluid_rampreset_t = Struct__fluid_rampreset_t;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_istream_t` is never used
[INFO] [stdout]   --> src/ffi.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub type fluid_istream_t = ::libc::c_int;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Enum_fluid_midi_channel_type` is never used
[INFO] [stdout]   --> src/ffi.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub type Enum_fluid_midi_channel_type = ::libc::c_uint;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_get_id` is never used
[INFO] [stdout]    --> src/ffi.rs:979:12
[INFO] [stdout]     |
[INFO] [stdout] 979 |     pub fn fluid_voice_get_id(voice: *mut fluid_voice_t) -> ::libc::c_uint;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CHANNEL_TYPE_MELODIC` is never used
[INFO] [stdout]   --> src/ffi.rs:56:11
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub const CHANNEL_TYPE_MELODIC: ::libc::c_uint = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_is_playing` is never used
[INFO] [stdout]    --> src/ffi.rs:980:12
[INFO] [stdout]     |
[INFO] [stdout] 980 |     pub fn fluid_voice_is_playing(voice: *mut fluid_voice_t) -> ::libc::c_int;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CHANNEL_TYPE_DRUM` is never used
[INFO] [stdout]   --> src/ffi.rs:57:11
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub const CHANNEL_TYPE_DRUM: ::libc::c_uint = 1;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_optimize_sample` is never used
[INFO] [stdout]    --> src/ffi.rs:981:12
[INFO] [stdout]     |
[INFO] [stdout] 981 |     pub fn fluid_voice_optimize_sample(s: *mut fluid_sample_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_audio_callback_t` is never used
[INFO] [stdout]   --> src/ffi.rs:60:10
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub type fluid_audio_callback_t =
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_cmd_t` is never used
[INFO] [stdout]   --> src/ffi.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub type fluid_cmd_t = Struct_Unnamed2;
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_version` is never used
[INFO] [stdout]    --> src/ffi.rs:983:12
[INFO] [stdout]     |
[INFO] [stdout] 983 |     pub fn fluid_version(major: *mut ::libc::c_int, minor: *mut ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_version_str` is never used
[INFO] [stdout]    --> src/ffi.rs:985:12
[INFO] [stdout]     |
[INFO] [stdout] 985 |     pub fn fluid_version_str() -> *mut ::libc::c_char;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_server_newclient_func_t` is never used
[INFO] [stdout]   --> src/ffi.rs:84:10
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub type fluid_server_newclient_func_t =
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Enum_Unnamed3` is never used
[INFO] [stdout]   --> src/ffi.rs:89:10
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub type Enum_Unnamed3 = ::libc::c_uint;
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PRESET_SELECTED` is never used
[INFO] [stdout]   --> src/ffi.rs:90:11
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub const FLUID_PRESET_SELECTED: ::libc::c_uint = 0;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fn(*mut c_void, *mut Struct__fluid_midi_event_t) -> i32`, which is not FFI-safe
[INFO] [stdout]    --> src/ffi.rs:815:44
[INFO] [stdout]     |
[INFO] [stdout] 815 | ...                   callback: fn (closure: *mut ::libc::c_void, event: *mut fluid_midi_event_t) -> i32,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]     = note: this function pointer has Rust-specific calling convention
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PRESET_UNSELECTED` is never used
[INFO] [stdout]   --> src/ffi.rs:91:11
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub const FLUID_PRESET_UNSELECTED: ::libc::c_uint = 1;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fn(*mut c_void, *mut Struct__fluid_midi_event_t) -> i32`, which is not FFI-safe
[INFO] [stdout]    --> src/ffi.rs:859:43
[INFO] [stdout]     |
[INFO] [stdout] 859 | ...                   handler: fn (closure: *mut ::libc::c_void, event: *mut fluid_midi_event_t) -> i32,
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]     = note: this function pointer has Rust-specific calling convention
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_SAMPLE_DONE` is never used
[INFO] [stdout]   --> src/ffi.rs:92:11
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub const FLUID_SAMPLE_DONE: ::libc::c_uint = 2;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Struct__fluid_sfloader_t` is never constructed
[INFO] [stdout]   --> src/ffi.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub struct Struct__fluid_sfloader_t {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fn(*mut c_void, u32, *mut Struct__fluid_event_t, *mut Struct__fluid_sequencer_t)`, which is not FFI-safe
[INFO] [stdout]    --> src/ffi.rs:895:54
[INFO] [stdout]     |
[INFO] [stdout] 895 | ...ack: fn (closure: *mut ::libc::c_void, time: ::libc::c_uint, event: *mut fluid_event_t, seq: *mut fluid_sequencer_t),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]     = note: this function pointer has Rust-specific calling convention
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_audio_func_t` is never used
[INFO] [stdout]    --> src/ffi.rs:182:10
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub type fluid_audio_func_t =
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `handle_midi_event_func_t` is never used
[INFO] [stdout]    --> src/ffi.rs:191:10
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub type handle_midi_event_func_t =
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Enum_fluid_player_status` is never used
[INFO] [stdout]    --> src/ffi.rs:196:10
[INFO] [stdout]     |
[INFO] [stdout] 196 | pub type Enum_fluid_player_status = ::libc::c_uint;
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PLAYER_READY` is never used
[INFO] [stdout]    --> src/ffi.rs:197:11
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub const FLUID_PLAYER_READY: ::libc::c_uint = 0;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PLAYER_PLAYING` is never used
[INFO] [stdout]    --> src/ffi.rs:198:11
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub const FLUID_PLAYER_PLAYING: ::libc::c_uint = 1;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FLUID_PLAYER_DONE` is never used
[INFO] [stdout]    --> src/ffi.rs:199:11
[INFO] [stdout]     |
[INFO] [stdout] 199 | pub const FLUID_PLAYER_DONE: ::libc::c_uint = 2;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_log_function_t` is never used
[INFO] [stdout]    --> src/ffi.rs:200:10
[INFO] [stdout]     |
[INFO] [stdout] 200 | pub type fluid_log_function_t =
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Struct__fluid_gen_t` is never constructed
[INFO] [stdout]    --> src/ffi.rs:217:12
[INFO] [stdout]     |
[INFO] [stdout] 217 | pub struct Struct__fluid_gen_t {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `fluid_gen_t` is never used
[INFO] [stdout]    --> src/ffi.rs:223:10
[INFO] [stdout]     |
[INFO] [stdout] 223 | pub type fluid_gen_t = Struct__fluid_gen_t;
[INFO] [stdout]     |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_settings_copystr` is never used
[INFO] [stdout]    --> src/ffi.rs:241:12
[INFO] [stdout]     |
[INFO] [stdout] 241 |     pub fn fluid_settings_copystr(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_settings_dupstr` is never used
[INFO] [stdout]    --> src/ffi.rs:245:12
[INFO] [stdout]     |
[INFO] [stdout] 245 |     pub fn fluid_settings_dupstr(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_settings_getstr` is never used
[INFO] [stdout]    --> src/ffi.rs:249:12
[INFO] [stdout]     |
[INFO] [stdout] 249 |     pub fn fluid_settings_getstr(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut Struct__fluid_synth_channel_info_t` does not permit being left uninitialized
[INFO] [stdout]    --> src/synth.rs:211:57
[INFO] [stdout]     |
[INFO] [stdout] 211 |             let info: *mut fluid_synth_channel_info_t = uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                         |
[INFO] [stdout]     |                                                         this code causes undefined behavior when executed
[INFO] [stdout]     |                                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_sysex` is never used
[INFO] [stdout]    --> src/ffi.rs:317:12
[INFO] [stdout]     |
[INFO] [stdout] 317 |     pub fn fluid_synth_sysex(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_get_program` is never used
[INFO] [stdout]    --> src/ffi.rs:365:12
[INFO] [stdout]     |
[INFO] [stdout] 365 |     pub fn fluid_synth_get_program(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ID` should have a snake case name
[INFO] [stdout]    --> src/synth.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |                 ID => Some (ID as u32),
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_all_notes_off` is never used
[INFO] [stdout]    --> src/ffi.rs:381:12
[INFO] [stdout]     |
[INFO] [stdout] 381 |     pub fn fluid_synth_all_notes_off(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_all_sounds_off` is never used
[INFO] [stdout]    --> src/ffi.rs:383:12
[INFO] [stdout]     |
[INFO] [stdout] 383 |     pub fn fluid_synth_all_sounds_off(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_set_channel_type` is never used
[INFO] [stdout]    --> src/ffi.rs:385:12
[INFO] [stdout]     |
[INFO] [stdout] 385 |     pub fn fluid_synth_set_channel_type(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_get_reverb_width` is never used
[INFO] [stdout]    --> src/ffi.rs:440:12
[INFO] [stdout]     |
[INFO] [stdout] 440 |     pub fn fluid_synth_get_reverb_width(synth: *mut fluid_synth_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_tuning_iteration_next` is never used
[INFO] [stdout]    --> src/ffi.rs:543:12
[INFO] [stdout]     |
[INFO] [stdout] 543 |     pub fn fluid_synth_tuning_iteration_next(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_tuning_dump` is never used
[INFO] [stdout]    --> src/ffi.rs:547:12
[INFO] [stdout]     |
[INFO] [stdout] 547 |     pub fn fluid_synth_tuning_dump(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_write_s16` is never used
[INFO] [stdout]    --> src/ffi.rs:557:12
[INFO] [stdout]     |
[INFO] [stdout] 557 |     pub fn fluid_synth_write_s16(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_nwrite_float` is never used
[INFO] [stdout]    --> src/ffi.rs:571:12
[INFO] [stdout]     |
[INFO] [stdout] 571 |     pub fn fluid_synth_nwrite_float(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_process` is never used
[INFO] [stdout]    --> src/ffi.rs:578:12
[INFO] [stdout]     |
[INFO] [stdout] 578 |     pub fn fluid_synth_process(synth: *mut fluid_synth_t, len: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_add_sfloader` is never used
[INFO] [stdout]    --> src/ffi.rs:584:12
[INFO] [stdout]     |
[INFO] [stdout] 584 |     pub fn fluid_synth_add_sfloader(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_alloc_voice` is never used
[INFO] [stdout]    --> src/ffi.rs:586:12
[INFO] [stdout]     |
[INFO] [stdout] 586 |     pub fn fluid_synth_alloc_voice(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_start_voice` is never used
[INFO] [stdout]    --> src/ffi.rs:590:12
[INFO] [stdout]     |
[INFO] [stdout] 590 |     pub fn fluid_synth_start_voice(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_get_voicelist` is never used
[INFO] [stdout]    --> src/ffi.rs:592:12
[INFO] [stdout]     |
[INFO] [stdout] 592 |     pub fn fluid_synth_get_voicelist(synth: *mut fluid_synth_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_synth_handle_midi_event` is never used
[INFO] [stdout]    --> src/ffi.rs:596:12
[INFO] [stdout]     |
[INFO] [stdout] 596 |     pub fn fluid_synth_handle_midi_event(data: *mut ::libc::c_void,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_stdin` is never used
[INFO] [stdout]    --> src/ffi.rs:602:12
[INFO] [stdout]     |
[INFO] [stdout] 602 |     pub fn fluid_get_stdin() -> fluid_istream_t;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_stdout` is never used
[INFO] [stdout]    --> src/ffi.rs:603:12
[INFO] [stdout]     |
[INFO] [stdout] 603 |     pub fn fluid_get_stdout() -> fluid_ostream_t;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_userconf` is never used
[INFO] [stdout]    --> src/ffi.rs:604:12
[INFO] [stdout]     |
[INFO] [stdout] 604 |     pub fn fluid_get_userconf(buf: *mut ::libc::c_char, len: ::libc::c_int)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_get_sysconf` is never used
[INFO] [stdout]    --> src/ffi.rs:606:12
[INFO] [stdout]     |
[INFO] [stdout] 606 |     pub fn fluid_get_sysconf(buf: *mut ::libc::c_char, len: ::libc::c_int)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_cmd_handler` is never used
[INFO] [stdout]    --> src/ffi.rs:608:12
[INFO] [stdout]     |
[INFO] [stdout] 608 |     pub fn new_fluid_cmd_handler(synth: *mut fluid_synth_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_fluid_cmd_handler` is never used
[INFO] [stdout]    --> src/ffi.rs:610:12
[INFO] [stdout]     |
[INFO] [stdout] 610 |     pub fn delete_fluid_cmd_handler(handler: *mut fluid_cmd_handler_t) -> ();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_cmd_handler_set_synth` is never used
[INFO] [stdout]    --> src/ffi.rs:611:12
[INFO] [stdout]     |
[INFO] [stdout] 611 |     pub fn fluid_cmd_handler_set_synth(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_cmd_handler_register` is never used
[INFO] [stdout]    --> src/ffi.rs:613:12
[INFO] [stdout]     |
[INFO] [stdout] 613 |     pub fn fluid_cmd_handler_register(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_cmd_handler_unregister` is never used
[INFO] [stdout]    --> src/ffi.rs:615:12
[INFO] [stdout]     |
[INFO] [stdout] 615 |     pub fn fluid_cmd_handler_unregister(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_command` is never used
[INFO] [stdout]    --> src/ffi.rs:618:12
[INFO] [stdout]     |
[INFO] [stdout] 618 |     pub fn fluid_command(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_source` is never used
[INFO] [stdout]    --> src/ffi.rs:621:12
[INFO] [stdout]     |
[INFO] [stdout] 621 |     pub fn fluid_source(handler: *mut fluid_cmd_handler_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_usershell` is never used
[INFO] [stdout]    --> src/ffi.rs:623:12
[INFO] [stdout]     |
[INFO] [stdout] 623 |     pub fn fluid_usershell(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_shell` is never used
[INFO] [stdout]    --> src/ffi.rs:625:12
[INFO] [stdout]     |
[INFO] [stdout] 625 |     pub fn new_fluid_shell(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_fluid_shell` is never used
[INFO] [stdout]    --> src/ffi.rs:629:12
[INFO] [stdout]     |
[INFO] [stdout] 629 |     pub fn delete_fluid_shell(shell: *mut fluid_shell_t) -> ();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_server` is never used
[INFO] [stdout]    --> src/ffi.rs:630:12
[INFO] [stdout]     |
[INFO] [stdout] 630 |     pub fn new_fluid_server(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `delete_fluid_server` is never used
[INFO] [stdout]    --> src/ffi.rs:633:12
[INFO] [stdout]     |
[INFO] [stdout] 633 |     pub fn delete_fluid_server(server: *mut fluid_server_t) -> ();
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_server_join` is never used
[INFO] [stdout]    --> src/ffi.rs:634:12
[INFO] [stdout]     |
[INFO] [stdout] 634 |     pub fn fluid_server_join(server: *mut fluid_server_t) -> ::libc::c_int;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_fluid_audio_driver2` is never used
[INFO] [stdout]    --> src/ffi.rs:679:12
[INFO] [stdout]     |
[INFO] [stdout] 679 |     pub fn new_fluid_audio_driver2(settings: *mut fluid_settings_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_event_timer` is never used
[INFO] [stdout]    --> src/ffi.rs:695:12
[INFO] [stdout]     |
[INFO] [stdout] 695 |     pub fn fluid_event_timer(evt: *mut fluid_event_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_event_note` is never used
[INFO] [stdout]    --> src/ffi.rs:697:12
[INFO] [stdout]     |
[INFO] [stdout] 697 |     pub fn fluid_event_note(evt: *mut fluid_event_t, channel: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_event_get_data` is never used
[INFO] [stdout]    --> src/ffi.rs:766:12
[INFO] [stdout]     |
[INFO] [stdout] 766 |     pub fn fluid_event_get_data(evt: *mut fluid_event_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_midi_event_set_sysex` is never used
[INFO] [stdout]    --> src/ffi.rs:809:12
[INFO] [stdout]     |
[INFO] [stdout] 809 |     pub fn fluid_midi_event_set_sysex(evt: *mut fluid_midi_event_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_player_add_mem` is never used
[INFO] [stdout]    --> src/ffi.rs:867:12
[INFO] [stdout]     |
[INFO] [stdout] 867 |     pub fn fluid_player_add_mem(player: *mut fluid_player_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_player_set_loop` is never used
[INFO] [stdout]    --> src/ffi.rs:873:12
[INFO] [stdout]     |
[INFO] [stdout] 873 |     pub fn fluid_player_set_loop(player: *mut fluid_player_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_player_set_playback_callback` is never used
[INFO] [stdout]    --> src/ffi.rs:881:12
[INFO] [stdout]     |
[INFO] [stdout] 881 |     pub fn fluid_player_set_playback_callback(player: *mut fluid_player_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_sequencer_add_midi_event_to_buffer` is never used
[INFO] [stdout]    --> src/ffi.rs:931:12
[INFO] [stdout]     |
[INFO] [stdout] 931 |     pub fn fluid_sequencer_add_midi_event_to_buffer(data: *mut ::libc::c_void,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_set_log_function` is never used
[INFO] [stdout]    --> src/ffi.rs:935:12
[INFO] [stdout]     |
[INFO] [stdout] 935 |     pub fn fluid_set_log_function(level: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_default_log_function` is never used
[INFO] [stdout]    --> src/ffi.rs:939:12
[INFO] [stdout]     |
[INFO] [stdout] 939 |     pub fn fluid_default_log_function(level: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_log` is never used
[INFO] [stdout]    --> src/ffi.rs:942:12
[INFO] [stdout]     |
[INFO] [stdout] 942 |     pub fn fluid_log(level: ::libc::c_int, fmt: *const ::libc::c_char, ...)
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_gen_set_default_values` is never used
[INFO] [stdout]    --> src/ffi.rs:966:12
[INFO] [stdout]     |
[INFO] [stdout] 966 |     pub fn fluid_gen_set_default_values(gen: *mut fluid_gen_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_update_param` is never used
[INFO] [stdout]    --> src/ffi.rs:968:12
[INFO] [stdout]     |
[INFO] [stdout] 968 |     pub fn fluid_voice_update_param(voice: *mut fluid_voice_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_add_mod` is never used
[INFO] [stdout]    --> src/ffi.rs:970:12
[INFO] [stdout]     |
[INFO] [stdout] 970 |     pub fn fluid_voice_add_mod(voice: *mut fluid_voice_t,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_gen_set` is never used
[INFO] [stdout]    --> src/ffi.rs:973:12
[INFO] [stdout]     |
[INFO] [stdout] 973 |     pub fn fluid_voice_gen_set(voice: *mut fluid_voice_t, gen: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_gen_get` is never used
[INFO] [stdout]    --> src/ffi.rs:975:12
[INFO] [stdout]     |
[INFO] [stdout] 975 |     pub fn fluid_voice_gen_get(voice: *mut fluid_voice_t, gen: ::libc::c_int)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_gen_incr` is never used
[INFO] [stdout]    --> src/ffi.rs:977:12
[INFO] [stdout]     |
[INFO] [stdout] 977 |     pub fn fluid_voice_gen_incr(voice: *mut fluid_voice_t, gen: ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_get_id` is never used
[INFO] [stdout]    --> src/ffi.rs:979:12
[INFO] [stdout]     |
[INFO] [stdout] 979 |     pub fn fluid_voice_get_id(voice: *mut fluid_voice_t) -> ::libc::c_uint;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_is_playing` is never used
[INFO] [stdout]    --> src/ffi.rs:980:12
[INFO] [stdout]     |
[INFO] [stdout] 980 |     pub fn fluid_voice_is_playing(voice: *mut fluid_voice_t) -> ::libc::c_int;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_voice_optimize_sample` is never used
[INFO] [stdout]    --> src/ffi.rs:981:12
[INFO] [stdout]     |
[INFO] [stdout] 981 |     pub fn fluid_voice_optimize_sample(s: *mut fluid_sample_t)
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_version` is never used
[INFO] [stdout]    --> src/ffi.rs:983:12
[INFO] [stdout]     |
[INFO] [stdout] 983 |     pub fn fluid_version(major: *mut ::libc::c_int, minor: *mut ::libc::c_int,
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fluid_version_str` is never used
[INFO] [stdout]    --> src/ffi.rs:985:12
[INFO] [stdout]     |
[INFO] [stdout] 985 |     pub fn fluid_version_str() -> *mut ::libc::c_char;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fn(*mut c_void, *mut Struct__fluid_midi_event_t) -> i32`, which is not FFI-safe
[INFO] [stdout]    --> src/ffi.rs:815:44
[INFO] [stdout]     |
[INFO] [stdout] 815 | ...                   callback: fn (closure: *mut ::libc::c_void, event: *mut fluid_midi_event_t) -> i32,
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]     = note: this function pointer has Rust-specific calling convention
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fn(*mut c_void, *mut Struct__fluid_midi_event_t) -> i32`, which is not FFI-safe
[INFO] [stdout]    --> src/ffi.rs:859:43
[INFO] [stdout]     |
[INFO] [stdout] 859 | ...                   handler: fn (closure: *mut ::libc::c_void, event: *mut fluid_midi_event_t) -> i32,
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]     = note: this function pointer has Rust-specific calling convention
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `fn(*mut c_void, u32, *mut Struct__fluid_event_t, *mut Struct__fluid_sequencer_t)`, which is not FFI-safe
[INFO] [stdout]    --> src/ffi.rs:895:54
[INFO] [stdout]     |
[INFO] [stdout] 895 | ...ack: fn (closure: *mut ::libc::c_void, time: ::libc::c_uint, event: *mut fluid_event_t, seq: *mut fluid_sequencer_t),
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using an `extern fn(...) -> ...` function pointer instead
[INFO] [stdout]     = note: this function pointer has Rust-specific calling convention
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut Struct__fluid_synth_channel_info_t` does not permit being left uninitialized
[INFO] [stdout]    --> src/synth.rs:211:57
[INFO] [stdout]     |
[INFO] [stdout] 211 |             let info: *mut fluid_synth_channel_info_t = uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                         |
[INFO] [stdout]     |                                                         this code causes undefined behavior when executed
[INFO] [stdout]     |                                                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ID` should have a snake case name
[INFO] [stdout]    --> src/synth.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |                 ID => Some (ID as u32),
[INFO] [stdout]     |                 ^^ help: convert the identifier to snake case: `id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 106 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 106 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `should_fail` in this scope
[INFO] [stdout]   --> tests/settings.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[should_fail]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `should_panic`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `should_fail` in this scope
[INFO] [stdout]   --> tests/settings.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[should_fail]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `should_panic`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `copystr` found for struct `fluidsynth::settings::Settings` in the current scope
[INFO] [stdout]   --> tests/settings.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let res = settings.copystr("audio.driver", &mut buffer, 12);
[INFO] [stdout]    |                        ^^^^^^^ method not found in `Settings`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `copystr` found for struct `fluidsynth::settings::Settings` in the current scope
[INFO] [stdout]   --> tests/settings.rs:28:24
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let res = settings.copystr("audio.driver", &mut buffer, 12);
[INFO] [stdout]    |                        ^^^^^^^ method not found in `Settings`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `getstr` found for struct `fluidsynth::settings::Settings` in the current scope
[INFO] [stdout]   --> tests/settings.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let res = settings.getstr("audio.driver");
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `setstr` with a similar name, but with different arguments
[INFO] [stdout]   --> /opt/rustwide/workdir/src/settings.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn setstr(&self, name: &str, string: &str) -> bool {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `getstr` found for struct `fluidsynth::settings::Settings` in the current scope
[INFO] [stdout]   --> tests/settings.rs:37:24
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let res = settings.getstr("audio.driver");
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `setstr` with a similar name, but with different arguments
[INFO] [stdout]   --> /opt/rustwide/workdir/src/settings.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn setstr(&self, name: &str, string: &str) -> bool {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `settings`
[INFO] [stdout]    --> tests/settings.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |     let settings = Settings::new();
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `settings`
[INFO] [stdout]    --> tests/settings.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |     let settings = Settings::new();
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_settings`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fluidsynth` (test "settings") due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fluidsynth` (test "lib") due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "95a9a2ab3dd0b1eda2ea781a8b73d0046b011e92f4553d2b50f19423227b7b94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95a9a2ab3dd0b1eda2ea781a8b73d0046b011e92f4553d2b50f19423227b7b94", kill_on_drop: false }`
[INFO] [stdout] 95a9a2ab3dd0b1eda2ea781a8b73d0046b011e92f4553d2b50f19423227b7b94
