[INFO] crate groove 0.0.1 is already in cache
[INFO] checking groove-0.0.1 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate groove 0.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate groove 0.0.1 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate groove 0.0.1
[INFO] finished tweaking crates.io crate groove 0.0.1
[INFO] tweaked toml for crates.io crate groove 0.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2eea032661bcd83c3df15854e42af89acab2d8b7a9e5c4bf4a576dc6806f8a3b
[INFO] running `"docker" "start" "-a" "2eea032661bcd83c3df15854e42af89acab2d8b7a9e5c4bf4a576dc6806f8a3b"`
[INFO] [stderr]     Checking groove v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]  --> src/lib.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![allow(unstable)]
[INFO] [stderr]   |          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `unstable`
[INFO] [stderr]  --> src/lib.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![allow(unstable)]
[INFO] [stderr]   |          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::collections::hash_map::Hasher`
[INFO] [stderr]   --> src/lib.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::collections::hash_map::Hasher;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `Hasher` in `collections::hash_map`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Path`
[INFO] [stderr]    --> src/lib.rs:537:13
[INFO] [stderr]     |
[INFO] [stderr] 537 |             Path::new(slice)
[INFO] [stderr]     |             ^^^^ use of undeclared type or module `Path`
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Slice` in module `std::raw`
[INFO] [stderr]    --> src/lib.rs:243:39
[INFO] [stderr]     |
[INFO] [stderr] 243 |             let raw_slice = std::raw::Slice {
[INFO] [stderr]     |                                       ^^^^^ not found in `std::raw`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Slice` in module `std::raw`
[INFO] [stderr]    --> src/lib.rs:247:45
[INFO] [stderr]     |
[INFO] [stderr] 247 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                             ^^^^^ not found in `std::raw`
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Slice` in module `std::raw`
[INFO] [stderr]    --> src/lib.rs:280:39
[INFO] [stderr]     |
[INFO] [stderr] 280 |             let raw_slice = std::raw::Slice {
[INFO] [stderr]     |                                       ^^^^^ not found in `std::raw`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Slice` in module `std::raw`
[INFO] [stderr]    --> src/lib.rs:284:45
[INFO] [stderr]     |
[INFO] [stderr] 284 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                             ^^^^^ not found in `std::raw`
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Slice` in module `std::raw`
[INFO] [stderr]    --> src/lib.rs:293:39
[INFO] [stderr]     |
[INFO] [stderr] 293 |             let raw_slice = std::raw::Slice {
[INFO] [stderr]     |                                       ^^^^^ not found in `std::raw`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Slice` in module `std::raw`
[INFO] [stderr]    --> src/lib.rs:297:45
[INFO] [stderr]     |
[INFO] [stderr] 297 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                             ^^^^^ not found in `std::raw`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Path` in this scope
[INFO] [stderr]    --> src/lib.rs:519:28
[INFO] [stderr]     |
[INFO] [stderr] 519 |     pub fn open(filename: &Path) -> Option<File> {
[INFO] [stderr]     |                            ^^^^ not found in this scope
[INFO] [stderr]     |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]     |
[INFO] [stderr] 8   | use std::path::Path;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Path` in this scope
[INFO] [stderr]    --> src/lib.rs:534:31
[INFO] [stderr]     |
[INFO] [stderr] 534 |     pub fn filename(&self) -> Path {
[INFO] [stderr]     |                               ^^^^ not found in this scope
[INFO] [stderr]     |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]     |
[INFO] [stderr] 8   | use std::path::Path;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `c_str_to_bytes` in module `std::ffi`
[INFO] [stderr]    --> src/lib.rs:536:35
[INFO] [stderr]     |
[INFO] [stderr] 536 |             let slice = std::ffi::c_str_to_bytes(&(*self.groove_file).filename);
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^ not found in `std::ffi`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `c_str_to_bytes` in module `std::ffi`
[INFO] [stderr]    --> src/lib.rs:810:35
[INFO] [stderr]     |
[INFO] [stderr] 810 |             let slice = std::ffi::c_str_to_bytes(&key_c_str);
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^ not found in `std::ffi`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `c_str_to_bytes` in module `std::ffi`
[INFO] [stderr]    --> src/lib.rs:820:35
[INFO] [stderr]     |
[INFO] [stderr] 820 |             let slice = std::ffi::c_str_to_bytes(&val_c_str);
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^ not found in `std::ffi`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `c_str_to_bytes` in module `std::ffi`
[INFO] [stderr]     --> src/lib.rs:1081:31
[INFO] [stderr]      |
[INFO] [stderr] 1081 |         let slice = std::ffi::c_str_to_bytes(&version);
[INFO] [stderr]      |                               ^^^^^^^^^^^^^^ not found in `std::ffi`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | extern crate libc;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/lib.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]   --> src/lib.rs:12:19
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:12:19
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |                   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:12:29
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |                             ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:12:45
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |                                             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead.
[INFO] [stderr]   --> src/lib.rs:12:55
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |                                                       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:12:55
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |                                                       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:25:29
[INFO] [stderr]    |
[INFO] [stderr] 25 |     static mut INIT: Once = ONCE_INIT;
[INFO] [stderr]    |                             ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:39:25
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn groove_init() -> c_int;
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:41:34
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn groove_set_logging(level: c_int);
[INFO] [stderr]    |                                  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]   --> src/lib.rs:42:52
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn groove_channel_layout_count(channel_layout: uint64_t) -> c_int;
[INFO] [stderr]    |                                                    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:42:52
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn groove_channel_layout_count(channel_layout: uint64_t) -> c_int;
[INFO] [stderr]    |                                                    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:42:65
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn groove_channel_layout_count(channel_layout: uint64_t) -> c_int;
[INFO] [stderr]    |                                                                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:43:45
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn groove_channel_layout_default(count: c_int) -> uint64_t;
[INFO] [stderr]    |                                             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]   --> src/lib.rs:43:55
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn groove_channel_layout_default(count: c_int) -> uint64_t;
[INFO] [stderr]    |                                                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:43:55
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn groove_channel_layout_default(count: c_int) -> uint64_t;
[INFO] [stderr]    |                                                       ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:44:54
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn groove_sample_format_bytes_per_sample(format: c_int) -> c_int;
[INFO] [stderr]    |                                                      ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:44:64
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn groove_sample_format_bytes_per_sample(format: c_int) -> c_int;
[INFO] [stderr]    |                                                                ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:45:34
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn groove_version_major() -> c_int;
[INFO] [stderr]    |                                  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::collections::hash_map::Hasher`
[INFO] [stderr]   --> src/lib.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::collections::hash_map::Hasher;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `Hasher` in `collections::hash_map`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:46:34
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn groove_version_minor() -> c_int;
[INFO] [stderr]    |                                  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn groove_version_patch() -> c_int;
[INFO] [stderr]    |                                  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:48:35
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn groove_version() -> *const c_char;
[INFO] [stderr]    |                                   ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:50:42
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn groove_file_open(filename: *const c_char) -> *mut GrooveFile;
[INFO] [stderr]    |                                          ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:52:55
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn groove_file_duration(file: *mut GrooveFile) -> c_double;
[INFO] [stderr]    |                                                       ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:53:68
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn groove_file_metadata_get(file: *mut GrooveFile, key: *const c_char,
[INFO] [stderr]    |                                                                    ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:54:61
[INFO] [stderr]    |
[INFO] [stderr] 54 | ...                   prev: *const c_void, flags: c_int) -> *mut c_void;
[INFO] [stderr]    |                                                   ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:55:68
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn groove_file_metadata_set(file: *mut GrooveFile, key: *const c_char,
[INFO] [stderr]    |                                                                    ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:56:47
[INFO] [stderr]    |
[INFO] [stderr] 56 | ...                   value: *const c_char, flags: c_int) -> c_int;
[INFO] [stderr]    |                                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:56:62
[INFO] [stderr]    |
[INFO] [stderr] 56 | ...                   value: *const c_char, flags: c_int) -> c_int;
[INFO] [stderr]    |                                                    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:56:72
[INFO] [stderr]    |
[INFO] [stderr] 56 | ...                   value: *const c_char, flags: c_int) -> c_int;
[INFO] [stderr]    |                                                              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:57:51
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn groove_file_save(file: *mut GrooveFile) -> c_int;
[INFO] [stderr]    |                                                   ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:60:51
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn groove_tag_key(tag: *mut c_void) -> *const c_char;
[INFO] [stderr]    |                                                   ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:61:53
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn groove_tag_value(tag: *mut c_void) -> *const c_char;
[INFO] [stderr]    |                                                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:65:37
[INFO] [stderr]    |
[INFO] [stderr] 65 | ...                   gain: c_double, peak: c_double,
[INFO] [stderr]    |                             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:65:53
[INFO] [stderr]    |
[INFO] [stderr] 65 | ...                   gain: c_double, peak: c_double,
[INFO] [stderr]    |                                             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:68:64
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn groove_playlist_count(playlist: *mut GroovePlaylist) -> c_int;
[INFO] [stderr]    |                                                                ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:70:75
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn groove_playlist_set_fill_mode(playlist: *mut GroovePlaylist, mode: c_int);
[INFO] [stderr]    |                                                                           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:74:77
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn groove_encoder_metadata_set(encoder: *mut GrooveEncoder, key: *const c_char,
[INFO] [stderr]    |                                                                             ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:75:50
[INFO] [stderr]    |
[INFO] [stderr] 75 | ...                   value: *const c_char, flags: c_int) -> c_int;
[INFO] [stderr]    |                                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:75:65
[INFO] [stderr]    |
[INFO] [stderr] 75 | ...                   value: *const c_char, flags: c_int) -> c_int;
[INFO] [stderr]    |                                                    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:75:75
[INFO] [stderr]    |
[INFO] [stderr] 75 | ...                   value: *const c_char, flags: c_int) -> c_int;
[INFO] [stderr]    |                                                              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:76:93
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn groove_encoder_attach(encoder: *mut GrooveEncoder, playlist: *mut GroovePlaylist) -> c_int;
[INFO] [stderr]    |                                                                                             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:77:62
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn groove_encoder_detach(encoder: *mut GrooveEncoder) -> c_int;
[INFO] [stderr]    |                                                              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:79:41
[INFO] [stderr]    |
[INFO] [stderr] 79 | ...                   block: c_int) -> c_int;
[INFO] [stderr]    |                              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:79:51
[INFO] [stderr]    |
[INFO] [stderr] 79 | ...                   block: c_int) -> c_int;
[INFO] [stderr]    |                                        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:85:84
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn groove_sink_attach(sink: *mut GrooveSink, playlist: *mut GroovePlaylist) -> c_int;
[INFO] [stderr]    |                                                                                    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:86:53
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn groove_sink_detach(sink: *mut GrooveSink) -> c_int;
[INFO] [stderr]    |                                                     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:88:38
[INFO] [stderr]    |
[INFO] [stderr] 88 | ...                   block: c_int) -> c_int;
[INFO] [stderr]    |                              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:88:48
[INFO] [stderr]    |
[INFO] [stderr] 88 | ...                   block: c_int) -> c_int;
[INFO] [stderr]    |                                        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:97:23
[INFO] [stderr]    |
[INFO] [stderr] 97 |     disable_resample: c_int,
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:102:26
[INFO] [stderr]     |
[INFO] [stderr] 102 |     buffer_sample_count: c_int,
[INFO] [stderr]     |                          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:106:18
[INFO] [stderr]     |
[INFO] [stderr] 106 |     buffer_size: c_int,
[INFO] [stderr]     |                  ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:114:11
[INFO] [stderr]     |
[INFO] [stderr] 114 |     gain: c_double,
[INFO] [stderr]     |           ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:135:20
[INFO] [stderr]     |
[INFO] [stderr] 135 |     bytes_per_sec: c_int,
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead.
[INFO] [stderr]    --> src/lib.rs:206:21
[INFO] [stderr]     |
[INFO] [stderr] 206 |     data: *mut *mut uint8_t,
[INFO] [stderr]     |                     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:206:21
[INFO] [stderr]     |
[INFO] [stderr] 206 |     data: *mut *mut uint8_t,
[INFO] [stderr]     |                     ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:212:18
[INFO] [stderr]     |
[INFO] [stderr] 212 |     frame_count: c_int,
[INFO] [stderr]     |                  ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:218:10
[INFO] [stderr]     |
[INFO] [stderr] 218 |     pos: c_double,
[INFO] [stderr]     |          ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:221:11
[INFO] [stderr]     |
[INFO] [stderr] 221 |     size: c_int,
[INFO] [stderr]     |           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:224:10
[INFO] [stderr]     |
[INFO] [stderr] 224 |     pts: uint64_t,
[INFO] [stderr]     |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:224:10
[INFO] [stderr]     |
[INFO] [stderr] 224 |     pts: uint64_t,
[INFO] [stderr]     |          ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:307:11
[INFO] [stderr]     |
[INFO] [stderr] 307 |     gain: c_double,
[INFO] [stderr]     |           ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:308:11
[INFO] [stderr]     |
[INFO] [stderr] 308 |     peak: c_double,
[INFO] [stderr]     |           ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:358:11
[INFO] [stderr]     |
[INFO] [stderr] 358 |     gain: c_double,
[INFO] [stderr]     |           ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:495:12
[INFO] [stderr]     |
[INFO] [stderr] 495 |     dirty: c_int,
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:496:22
[INFO] [stderr]     |
[INFO] [stderr] 496 |     filename: *const c_char,
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:651:24
[INFO] [stderr]     |
[INFO] [stderr] 651 | const EVERY_SINK_FULL: c_int = 0;
[INFO] [stderr]     |                        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:652:24
[INFO] [stderr]     |
[INFO] [stderr] 652 | const ANY_SINK_FULL:   c_int = 1;
[INFO] [stderr]     |                        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:684:25
[INFO] [stderr]     |
[INFO] [stderr] 684 | const CH_FRONT_LEFT    :uint64_t = 0x00000001;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:684:25
[INFO] [stderr]     |
[INFO] [stderr] 684 | const CH_FRONT_LEFT    :uint64_t = 0x00000001;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:685:25
[INFO] [stderr]     |
[INFO] [stderr] 685 | const CH_FRONT_RIGHT   :uint64_t = 0x00000002;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:685:25
[INFO] [stderr]     |
[INFO] [stderr] 685 | const CH_FRONT_RIGHT   :uint64_t = 0x00000002;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:686:25
[INFO] [stderr]     |
[INFO] [stderr] 686 | const CH_FRONT_CENTER  :uint64_t = 0x00000004;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:686:25
[INFO] [stderr]     |
[INFO] [stderr] 686 | const CH_FRONT_CENTER  :uint64_t = 0x00000004;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:687:25
[INFO] [stderr]     |
[INFO] [stderr] 687 | const CH_LAYOUT_MONO   :uint64_t = CH_FRONT_CENTER;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:687:25
[INFO] [stderr]     |
[INFO] [stderr] 687 | const CH_LAYOUT_MONO   :uint64_t = CH_FRONT_CENTER;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:688:25
[INFO] [stderr]     |
[INFO] [stderr] 688 | const CH_LAYOUT_STEREO :uint64_t = CH_FRONT_LEFT|CH_FRONT_RIGHT;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:688:25
[INFO] [stderr]     |
[INFO] [stderr] 688 | const CH_LAYOUT_STEREO :uint64_t = CH_FRONT_LEFT|CH_FRONT_RIGHT;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:831:18
[INFO] [stderr]     |
[INFO] [stderr] 831 |     sample_rate: c_int,
[INFO] [stderr]     |                  ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:832:21
[INFO] [stderr]     |
[INFO] [stderr] 832 |     channel_layout: uint64_t,
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:832:21
[INFO] [stderr]     |
[INFO] [stderr] 832 |     channel_layout: uint64_t,
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:833:17
[INFO] [stderr]     |
[INFO] [stderr] 833 |     sample_fmt: c_int,
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:863:15
[INFO] [stderr]     |
[INFO] [stderr] 863 |     bit_rate: c_int,
[INFO] [stderr]     |               ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:864:31
[INFO] [stderr]     |
[INFO] [stderr] 864 |     format_short_name: *const c_char,
[INFO] [stderr]     |                               ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:865:30
[INFO] [stderr]     |
[INFO] [stderr] 865 |     codec_short_name: *const c_char,
[INFO] [stderr]     |                              ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:866:22
[INFO] [stderr]     |
[INFO] [stderr] 866 |     filename: *const c_char,
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:867:23
[INFO] [stderr]     |
[INFO] [stderr] 867 |     mime_type: *const c_char,
[INFO] [stderr]     |                       ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:871:23
[INFO] [stderr]     |
[INFO] [stderr] 871 |     sink_buffer_size: c_int,
[INFO] [stderr]     |                       ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:875:26
[INFO] [stderr]     |
[INFO] [stderr] 875 |     encoded_buffer_size: c_int,
[INFO] [stderr]     |                          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:883:11
[INFO] [stderr]     |
[INFO] [stderr] 883 |     gain: c_double,
[INFO] [stderr]     |           ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]     --> src/lib.rs:1056:18
[INFO] [stderr]      |
[INFO] [stderr] 1056 |     let c_level: c_int = match level {
[INFO] [stderr]      |                  ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]      = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]     --> src/lib.rs:1086:23
[INFO] [stderr]      |
[INFO] [stderr] 1086 | const TAG_MATCH_CASE: c_int = 1;
[INFO] [stderr]      |                       ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]      = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]     --> src/lib.rs:1088:19
[INFO] [stderr]      |
[INFO] [stderr] 1088 | const BUFFER_NO:  c_int = 0;
[INFO] [stderr]      |                   ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]      = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]     --> src/lib.rs:1089:19
[INFO] [stderr]      |
[INFO] [stderr] 1089 | const BUFFER_YES: c_int = 1;
[INFO] [stderr]      |                   ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]      = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]     --> src/lib.rs:1090:19
[INFO] [stderr]      |
[INFO] [stderr] 1090 | const BUFFER_END: c_int = 2;
[INFO] [stderr]      |                   ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]      = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / lazy_static! {
[INFO] [stderr] 20 | |     static ref GROOVE_FILE_RC: Mutex<PointerReferenceCounter<*mut GrooveFile>> =
[INFO] [stderr] 21 | |         Mutex::new(PointerReferenceCounter::new());
[INFO] [stderr] 22 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / lazy_static! {
[INFO] [stderr] 20 | |     static ref GROOVE_FILE_RC: Mutex<PointerReferenceCounter<*mut GrooveFile>> =
[INFO] [stderr] 21 | |         Mutex::new(PointerReferenceCounter::new());
[INFO] [stderr] 22 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead.
[INFO] [stderr]    --> src/lib.rs:247:51
[INFO] [stderr]     |
[INFO] [stderr] 247 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:247:51
[INFO] [stderr]     |
[INFO] [stderr] 247 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead.
[INFO] [stderr]    --> src/lib.rs:284:51
[INFO] [stderr]     |
[INFO] [stderr] 284 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:284:51
[INFO] [stderr]     |
[INFO] [stderr] 284 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead.
[INFO] [stderr]    --> src/lib.rs:297:51
[INFO] [stderr]     |
[INFO] [stderr] 297 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:297:51
[INFO] [stderr]     |
[INFO] [stderr] 297 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:557:20
[INFO] [stderr]     |
[INFO] [stderr] 557 |         let flags: c_int = if case_sensitive {TAG_MATCH_CASE} else {0};
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:575:20
[INFO] [stderr]     |
[INFO] [stderr] 575 |         let flags: c_int = if case_sensitive {TAG_MATCH_CASE} else {0};
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:590:20
[INFO] [stderr]     |
[INFO] [stderr] 590 |         let flags: c_int = if case_sensitive {TAG_MATCH_CASE} else {0};
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:702:28
[INFO] [stderr]     |
[INFO] [stderr] 702 |     fn to_groove(&self) -> uint64_t {
[INFO] [stderr]     |                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:702:28
[INFO] [stderr]     |
[INFO] [stderr] 702 |     fn to_groove(&self) -> uint64_t {
[INFO] [stderr]     |                            ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:712:23
[INFO] [stderr]     |
[INFO] [stderr] 712 |     fn from_groove(x: uint64_t) -> Self {
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:712:23
[INFO] [stderr]     |
[INFO] [stderr] 712 |     fn from_groove(x: uint64_t) -> Self {
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:853:46
[INFO] [stderr]     |
[INFO] [stderr] 853 |             sample_rate: self.sample_rate as c_int,
[INFO] [stderr]     |                                              ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:997:20
[INFO] [stderr]     |
[INFO] [stderr] 997 |         let flags: c_int = if case_sensitive {TAG_MATCH_CASE} else {0};
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0107]: wrong number of type arguments: expected 0, found 1
[INFO] [stderr]     --> src/lib.rs:1096:50
[INFO] [stderr]      |
[INFO] [stderr] 1096 | struct PointerReferenceCounter<P: Destroy + Hash<Hasher> + Eq> {
[INFO] [stderr]      |                                                  ^^^^^^ unexpected type argument
[INFO] [stderr] 
[INFO] [stderr] error[E0107]: wrong number of type arguments: expected 0, found 1
[INFO] [stderr]     --> src/lib.rs:1100:24
[INFO] [stderr]      |
[INFO] [stderr] 1100 | impl<P: Destroy + Hash<Hasher> + Eq> PointerReferenceCounter<P> {
[INFO] [stderr]      |                        ^^^^^^ unexpected type argument
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 109 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0107, E0412, E0422, E0425, E0432, E0433, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0107`.
[INFO] [stderr] error: could not compile `groove`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Path`
[INFO] [stderr]    --> src/lib.rs:537:13
[INFO] [stderr]     |
[INFO] [stderr] 537 |             Path::new(slice)
[INFO] [stderr]     |             ^^^^ use of undeclared type or module `Path`
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Slice` in module `std::raw`
[INFO] [stderr]    --> src/lib.rs:243:39
[INFO] [stderr]     |
[INFO] [stderr] 243 |             let raw_slice = std::raw::Slice {
[INFO] [stderr]     |                                       ^^^^^ not found in `std::raw`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Slice` in module `std::raw`
[INFO] [stderr]    --> src/lib.rs:247:45
[INFO] [stderr]     |
[INFO] [stderr] 247 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                             ^^^^^ not found in `std::raw`
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Slice` in module `std::raw`
[INFO] [stderr]    --> src/lib.rs:280:39
[INFO] [stderr]     |
[INFO] [stderr] 280 |             let raw_slice = std::raw::Slice {
[INFO] [stderr]     |                                       ^^^^^ not found in `std::raw`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Slice` in module `std::raw`
[INFO] [stderr]    --> src/lib.rs:284:45
[INFO] [stderr]     |
[INFO] [stderr] 284 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                             ^^^^^ not found in `std::raw`
[INFO] [stderr] 
[INFO] [stderr] error[E0422]: cannot find struct, variant or union type `Slice` in module `std::raw`
[INFO] [stderr]    --> src/lib.rs:293:39
[INFO] [stderr]     |
[INFO] [stderr] 293 |             let raw_slice = std::raw::Slice {
[INFO] [stderr]     |                                       ^^^^^ not found in `std::raw`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Slice` in module `std::raw`
[INFO] [stderr]    --> src/lib.rs:297:45
[INFO] [stderr]     |
[INFO] [stderr] 297 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                             ^^^^^ not found in `std::raw`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Path` in this scope
[INFO] [stderr]    --> src/lib.rs:519:28
[INFO] [stderr]     |
[INFO] [stderr] 519 |     pub fn open(filename: &Path) -> Option<File> {
[INFO] [stderr]     |                            ^^^^ not found in this scope
[INFO] [stderr]     |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]     |
[INFO] [stderr] 8   | use std::path::Path;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Path` in this scope
[INFO] [stderr]    --> src/lib.rs:534:31
[INFO] [stderr]     |
[INFO] [stderr] 534 |     pub fn filename(&self) -> Path {
[INFO] [stderr]     |                               ^^^^ not found in this scope
[INFO] [stderr]     |
[INFO] [stderr] help: possible candidate is found in another module, you can import it into scope
[INFO] [stderr]     |
[INFO] [stderr] 8   | use std::path::Path;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `c_str_to_bytes` in module `std::ffi`
[INFO] [stderr]    --> src/lib.rs:536:35
[INFO] [stderr]     |
[INFO] [stderr] 536 |             let slice = std::ffi::c_str_to_bytes(&(*self.groove_file).filename);
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^ not found in `std::ffi`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `c_str_to_bytes` in module `std::ffi`
[INFO] [stderr]    --> src/lib.rs:810:35
[INFO] [stderr]     |
[INFO] [stderr] 810 |             let slice = std::ffi::c_str_to_bytes(&key_c_str);
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^ not found in `std::ffi`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `c_str_to_bytes` in module `std::ffi`
[INFO] [stderr]    --> src/lib.rs:820:35
[INFO] [stderr]     |
[INFO] [stderr] 820 |             let slice = std::ffi::c_str_to_bytes(&val_c_str);
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^ not found in `std::ffi`
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `c_str_to_bytes` in module `std::ffi`
[INFO] [stderr]     --> src/lib.rs:1081:31
[INFO] [stderr]      |
[INFO] [stderr] 1081 |         let slice = std::ffi::c_str_to_bytes(&version);
[INFO] [stderr]      |                               ^^^^^^^^^^^^^^ not found in `std::ffi`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | extern crate libc;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/lib.rs:8:23
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::sync::{Once, ONCE_INIT};
[INFO] [stderr]   |                       ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]   --> src/lib.rs:12:19
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:12:19
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |                   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:12:29
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |                             ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:12:45
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |                                             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead.
[INFO] [stderr]   --> src/lib.rs:12:55
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |                                                       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:12:55
[INFO] [stderr]    |
[INFO] [stderr] 12 | use libc::{c_int, uint64_t, c_char, c_void, c_double, uint8_t};
[INFO] [stderr]    |                                                       ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:25:29
[INFO] [stderr]    |
[INFO] [stderr] 25 |     static mut INIT: Once = ONCE_INIT;
[INFO] [stderr]    |                             ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:39:25
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn groove_init() -> c_int;
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:41:34
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn groove_set_logging(level: c_int);
[INFO] [stderr]    |                                  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]   --> src/lib.rs:42:52
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn groove_channel_layout_count(channel_layout: uint64_t) -> c_int;
[INFO] [stderr]    |                                                    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:42:52
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn groove_channel_layout_count(channel_layout: uint64_t) -> c_int;
[INFO] [stderr]    |                                                    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:42:65
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn groove_channel_layout_count(channel_layout: uint64_t) -> c_int;
[INFO] [stderr]    |                                                                 ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:43:45
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn groove_channel_layout_default(count: c_int) -> uint64_t;
[INFO] [stderr]    |                                             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]   --> src/lib.rs:43:55
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn groove_channel_layout_default(count: c_int) -> uint64_t;
[INFO] [stderr]    |                                                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:43:55
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn groove_channel_layout_default(count: c_int) -> uint64_t;
[INFO] [stderr]    |                                                       ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:44:54
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn groove_sample_format_bytes_per_sample(format: c_int) -> c_int;
[INFO] [stderr]    |                                                      ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:44:64
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn groove_sample_format_bytes_per_sample(format: c_int) -> c_int;
[INFO] [stderr]    |                                                                ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:45:34
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn groove_version_major() -> c_int;
[INFO] [stderr]    |                                  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:46:34
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn groove_version_minor() -> c_int;
[INFO] [stderr]    |                                  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn groove_version_patch() -> c_int;
[INFO] [stderr]    |                                  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:48:35
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn groove_version() -> *const c_char;
[INFO] [stderr]    |                                   ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:50:42
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn groove_file_open(filename: *const c_char) -> *mut GrooveFile;
[INFO] [stderr]    |                                          ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:52:55
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn groove_file_duration(file: *mut GrooveFile) -> c_double;
[INFO] [stderr]    |                                                       ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:53:68
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn groove_file_metadata_get(file: *mut GrooveFile, key: *const c_char,
[INFO] [stderr]    |                                                                    ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:54:61
[INFO] [stderr]    |
[INFO] [stderr] 54 | ...                   prev: *const c_void, flags: c_int) -> *mut c_void;
[INFO] [stderr]    |                                                   ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:55:68
[INFO] [stderr]    |
[INFO] [stderr] 55 |     fn groove_file_metadata_set(file: *mut GrooveFile, key: *const c_char,
[INFO] [stderr]    |                                                                    ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:56:47
[INFO] [stderr]    |
[INFO] [stderr] 56 | ...                   value: *const c_char, flags: c_int) -> c_int;
[INFO] [stderr]    |                                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:56:62
[INFO] [stderr]    |
[INFO] [stderr] 56 | ...                   value: *const c_char, flags: c_int) -> c_int;
[INFO] [stderr]    |                                                    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:56:72
[INFO] [stderr]    |
[INFO] [stderr] 56 | ...                   value: *const c_char, flags: c_int) -> c_int;
[INFO] [stderr]    |                                                              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:57:51
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn groove_file_save(file: *mut GrooveFile) -> c_int;
[INFO] [stderr]    |                                                   ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:60:51
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn groove_tag_key(tag: *mut c_void) -> *const c_char;
[INFO] [stderr]    |                                                   ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:61:53
[INFO] [stderr]    |
[INFO] [stderr] 61 |     fn groove_tag_value(tag: *mut c_void) -> *const c_char;
[INFO] [stderr]    |                                                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:65:37
[INFO] [stderr]    |
[INFO] [stderr] 65 | ...                   gain: c_double, peak: c_double,
[INFO] [stderr]    |                             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:65:53
[INFO] [stderr]    |
[INFO] [stderr] 65 | ...                   gain: c_double, peak: c_double,
[INFO] [stderr]    |                                             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:68:64
[INFO] [stderr]    |
[INFO] [stderr] 68 |     fn groove_playlist_count(playlist: *mut GroovePlaylist) -> c_int;
[INFO] [stderr]    |                                                                ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:70:75
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn groove_playlist_set_fill_mode(playlist: *mut GroovePlaylist, mode: c_int);
[INFO] [stderr]    |                                                                           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:74:77
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn groove_encoder_metadata_set(encoder: *mut GrooveEncoder, key: *const c_char,
[INFO] [stderr]    |                                                                             ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:75:50
[INFO] [stderr]    |
[INFO] [stderr] 75 | ...                   value: *const c_char, flags: c_int) -> c_int;
[INFO] [stderr]    |                                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:75:65
[INFO] [stderr]    |
[INFO] [stderr] 75 | ...                   value: *const c_char, flags: c_int) -> c_int;
[INFO] [stderr]    |                                                    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:75:75
[INFO] [stderr]    |
[INFO] [stderr] 75 | ...                   value: *const c_char, flags: c_int) -> c_int;
[INFO] [stderr]    |                                                              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:76:93
[INFO] [stderr]    |
[INFO] [stderr] 76 |     fn groove_encoder_attach(encoder: *mut GrooveEncoder, playlist: *mut GroovePlaylist) -> c_int;
[INFO] [stderr]    |                                                                                             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:77:62
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn groove_encoder_detach(encoder: *mut GrooveEncoder) -> c_int;
[INFO] [stderr]    |                                                              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:79:41
[INFO] [stderr]    |
[INFO] [stderr] 79 | ...                   block: c_int) -> c_int;
[INFO] [stderr]    |                              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:79:51
[INFO] [stderr]    |
[INFO] [stderr] 79 | ...                   block: c_int) -> c_int;
[INFO] [stderr]    |                                        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:85:84
[INFO] [stderr]    |
[INFO] [stderr] 85 |     fn groove_sink_attach(sink: *mut GrooveSink, playlist: *mut GroovePlaylist) -> c_int;
[INFO] [stderr]    |                                                                                    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:86:53
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn groove_sink_detach(sink: *mut GrooveSink) -> c_int;
[INFO] [stderr]    |                                                     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:88:38
[INFO] [stderr]    |
[INFO] [stderr] 88 | ...                   block: c_int) -> c_int;
[INFO] [stderr]    |                              ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:88:48
[INFO] [stderr]    |
[INFO] [stderr] 88 | ...                   block: c_int) -> c_int;
[INFO] [stderr]    |                                        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/lib.rs:97:23
[INFO] [stderr]    |
[INFO] [stderr] 97 |     disable_resample: c_int,
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:102:26
[INFO] [stderr]     |
[INFO] [stderr] 102 |     buffer_sample_count: c_int,
[INFO] [stderr]     |                          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:106:18
[INFO] [stderr]     |
[INFO] [stderr] 106 |     buffer_size: c_int,
[INFO] [stderr]     |                  ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:114:11
[INFO] [stderr]     |
[INFO] [stderr] 114 |     gain: c_double,
[INFO] [stderr]     |           ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:135:20
[INFO] [stderr]     |
[INFO] [stderr] 135 |     bytes_per_sec: c_int,
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead.
[INFO] [stderr]    --> src/lib.rs:206:21
[INFO] [stderr]     |
[INFO] [stderr] 206 |     data: *mut *mut uint8_t,
[INFO] [stderr]     |                     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:206:21
[INFO] [stderr]     |
[INFO] [stderr] 206 |     data: *mut *mut uint8_t,
[INFO] [stderr]     |                     ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:212:18
[INFO] [stderr]     |
[INFO] [stderr] 212 |     frame_count: c_int,
[INFO] [stderr]     |                  ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:218:10
[INFO] [stderr]     |
[INFO] [stderr] 218 |     pos: c_double,
[INFO] [stderr]     |          ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:221:11
[INFO] [stderr]     |
[INFO] [stderr] 221 |     size: c_int,
[INFO] [stderr]     |           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:224:10
[INFO] [stderr]     |
[INFO] [stderr] 224 |     pts: uint64_t,
[INFO] [stderr]     |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:224:10
[INFO] [stderr]     |
[INFO] [stderr] 224 |     pts: uint64_t,
[INFO] [stderr]     |          ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:307:11
[INFO] [stderr]     |
[INFO] [stderr] 307 |     gain: c_double,
[INFO] [stderr]     |           ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:308:11
[INFO] [stderr]     |
[INFO] [stderr] 308 |     peak: c_double,
[INFO] [stderr]     |           ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:358:11
[INFO] [stderr]     |
[INFO] [stderr] 358 |     gain: c_double,
[INFO] [stderr]     |           ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:495:12
[INFO] [stderr]     |
[INFO] [stderr] 495 |     dirty: c_int,
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:496:22
[INFO] [stderr]     |
[INFO] [stderr] 496 |     filename: *const c_char,
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:651:24
[INFO] [stderr]     |
[INFO] [stderr] 651 | const EVERY_SINK_FULL: c_int = 0;
[INFO] [stderr]     |                        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:652:24
[INFO] [stderr]     |
[INFO] [stderr] 652 | const ANY_SINK_FULL:   c_int = 1;
[INFO] [stderr]     |                        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:684:25
[INFO] [stderr]     |
[INFO] [stderr] 684 | const CH_FRONT_LEFT    :uint64_t = 0x00000001;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:684:25
[INFO] [stderr]     |
[INFO] [stderr] 684 | const CH_FRONT_LEFT    :uint64_t = 0x00000001;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:685:25
[INFO] [stderr]     |
[INFO] [stderr] 685 | const CH_FRONT_RIGHT   :uint64_t = 0x00000002;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:685:25
[INFO] [stderr]     |
[INFO] [stderr] 685 | const CH_FRONT_RIGHT   :uint64_t = 0x00000002;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:686:25
[INFO] [stderr]     |
[INFO] [stderr] 686 | const CH_FRONT_CENTER  :uint64_t = 0x00000004;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:686:25
[INFO] [stderr]     |
[INFO] [stderr] 686 | const CH_FRONT_CENTER  :uint64_t = 0x00000004;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:687:25
[INFO] [stderr]     |
[INFO] [stderr] 687 | const CH_LAYOUT_MONO   :uint64_t = CH_FRONT_CENTER;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:687:25
[INFO] [stderr]     |
[INFO] [stderr] 687 | const CH_LAYOUT_MONO   :uint64_t = CH_FRONT_CENTER;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:688:25
[INFO] [stderr]     |
[INFO] [stderr] 688 | const CH_LAYOUT_STEREO :uint64_t = CH_FRONT_LEFT|CH_FRONT_RIGHT;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:688:25
[INFO] [stderr]     |
[INFO] [stderr] 688 | const CH_LAYOUT_STEREO :uint64_t = CH_FRONT_LEFT|CH_FRONT_RIGHT;
[INFO] [stderr]     |                         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:831:18
[INFO] [stderr]     |
[INFO] [stderr] 831 |     sample_rate: c_int,
[INFO] [stderr]     |                  ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:832:21
[INFO] [stderr]     |
[INFO] [stderr] 832 |     channel_layout: uint64_t,
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:832:21
[INFO] [stderr]     |
[INFO] [stderr] 832 |     channel_layout: uint64_t,
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:833:17
[INFO] [stderr]     |
[INFO] [stderr] 833 |     sample_fmt: c_int,
[INFO] [stderr]     |                 ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:863:15
[INFO] [stderr]     |
[INFO] [stderr] 863 |     bit_rate: c_int,
[INFO] [stderr]     |               ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:864:31
[INFO] [stderr]     |
[INFO] [stderr] 864 |     format_short_name: *const c_char,
[INFO] [stderr]     |                               ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:865:30
[INFO] [stderr]     |
[INFO] [stderr] 865 |     codec_short_name: *const c_char,
[INFO] [stderr]     |                              ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:866:22
[INFO] [stderr]     |
[INFO] [stderr] 866 |     filename: *const c_char,
[INFO] [stderr]     |                      ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:867:23
[INFO] [stderr]     |
[INFO] [stderr] 867 |     mime_type: *const c_char,
[INFO] [stderr]     |                       ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:871:23
[INFO] [stderr]     |
[INFO] [stderr] 871 |     sink_buffer_size: c_int,
[INFO] [stderr]     |                       ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:875:26
[INFO] [stderr]     |
[INFO] [stderr] 875 |     encoded_buffer_size: c_int,
[INFO] [stderr]     |                          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:883:11
[INFO] [stderr]     |
[INFO] [stderr] 883 |     gain: c_double,
[INFO] [stderr]     |           ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]     --> src/lib.rs:1056:18
[INFO] [stderr]      |
[INFO] [stderr] 1056 |     let c_level: c_int = match level {
[INFO] [stderr]      |                  ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]      = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]     --> src/lib.rs:1086:23
[INFO] [stderr]      |
[INFO] [stderr] 1086 | const TAG_MATCH_CASE: c_int = 1;
[INFO] [stderr]      |                       ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]      = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]     --> src/lib.rs:1088:19
[INFO] [stderr]      |
[INFO] [stderr] 1088 | const BUFFER_NO:  c_int = 0;
[INFO] [stderr]      |                   ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]      = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]     --> src/lib.rs:1089:19
[INFO] [stderr]      |
[INFO] [stderr] 1089 | const BUFFER_YES: c_int = 1;
[INFO] [stderr]      |                   ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]      = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]     --> src/lib.rs:1090:19
[INFO] [stderr]      |
[INFO] [stderr] 1090 | const BUFFER_END: c_int = 2;
[INFO] [stderr]      |                   ^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]      = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / lazy_static! {
[INFO] [stderr] 20 | |     static ref GROOVE_FILE_RC: Mutex<PointerReferenceCounter<*mut GrooveFile>> =
[INFO] [stderr] 21 | |         Mutex::new(PointerReferenceCounter::new());
[INFO] [stderr] 22 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/lib.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / lazy_static! {
[INFO] [stderr] 20 | |     static ref GROOVE_FILE_RC: Mutex<PointerReferenceCounter<*mut GrooveFile>> =
[INFO] [stderr] 21 | |         Mutex::new(PointerReferenceCounter::new());
[INFO] [stderr] 22 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead.
[INFO] [stderr]    --> src/lib.rs:247:51
[INFO] [stderr]     |
[INFO] [stderr] 247 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:247:51
[INFO] [stderr]     |
[INFO] [stderr] 247 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead.
[INFO] [stderr]    --> src/lib.rs:284:51
[INFO] [stderr]     |
[INFO] [stderr] 284 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:284:51
[INFO] [stderr]     |
[INFO] [stderr] 284 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint8_t': Use u8 instead.
[INFO] [stderr]    --> src/lib.rs:297:51
[INFO] [stderr]     |
[INFO] [stderr] 297 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:297:51
[INFO] [stderr]     |
[INFO] [stderr] 297 |             std::mem::transmute::<std::raw::Slice<uint8_t>, &[u8]>(raw_slice)
[INFO] [stderr]     |                                                   ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:557:20
[INFO] [stderr]     |
[INFO] [stderr] 557 |         let flags: c_int = if case_sensitive {TAG_MATCH_CASE} else {0};
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:575:20
[INFO] [stderr]     |
[INFO] [stderr] 575 |         let flags: c_int = if case_sensitive {TAG_MATCH_CASE} else {0};
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:590:20
[INFO] [stderr]     |
[INFO] [stderr] 590 |         let flags: c_int = if case_sensitive {TAG_MATCH_CASE} else {0};
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:702:28
[INFO] [stderr]     |
[INFO] [stderr] 702 |     fn to_groove(&self) -> uint64_t {
[INFO] [stderr]     |                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:702:28
[INFO] [stderr]     |
[INFO] [stderr] 702 |     fn to_groove(&self) -> uint64_t {
[INFO] [stderr]     |                            ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'libc::uint64_t': Use u64 instead.
[INFO] [stderr]    --> src/lib.rs:712:23
[INFO] [stderr]     |
[INFO] [stderr] 712 |     fn from_groove(x: uint64_t) -> Self {
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:712:23
[INFO] [stderr]     |
[INFO] [stderr] 712 |     fn from_groove(x: uint64_t) -> Self {
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:853:46
[INFO] [stderr]     |
[INFO] [stderr] 853 |             sample_rate: self.sample_rate as c_int,
[INFO] [stderr]     |                                              ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]    --> src/lib.rs:997:20
[INFO] [stderr]     |
[INFO] [stderr] 997 |         let flags: c_int = if case_sensitive {TAG_MATCH_CASE} else {0};
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]     = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0107]: wrong number of type arguments: expected 0, found 1
[INFO] [stderr]     --> src/lib.rs:1096:50
[INFO] [stderr]      |
[INFO] [stderr] 1096 | struct PointerReferenceCounter<P: Destroy + Hash<Hasher> + Eq> {
[INFO] [stderr]      |                                                  ^^^^^^ unexpected type argument
[INFO] [stderr] 
[INFO] [stderr] error[E0107]: wrong number of type arguments: expected 0, found 1
[INFO] [stderr]     --> src/lib.rs:1100:24
[INFO] [stderr]      |
[INFO] [stderr] 1100 | impl<P: Destroy + Hash<Hasher> + Eq> PointerReferenceCounter<P> {
[INFO] [stderr]      |                        ^^^^^^ unexpected type argument
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 109 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0107, E0412, E0422, E0425, E0432, E0433, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0107`.
[INFO] [stderr] error: could not compile `groove`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2eea032661bcd83c3df15854e42af89acab2d8b7a9e5c4bf4a576dc6806f8a3b"`
[INFO] running `"docker" "rm" "-f" "2eea032661bcd83c3df15854e42af89acab2d8b7a9e5c4bf4a576dc6806f8a3b"`
[INFO] [stdout] 2eea032661bcd83c3df15854e42af89acab2d8b7a9e5c4bf4a576dc6806f8a3b
