[INFO] crate win-opacity 1.0.0 is already in cache
[INFO] extracting crate win-opacity 1.0.0 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/win-opacity/1.0.0
[INFO] extracting crate win-opacity 1.0.0 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/win-opacity/1.0.0
[INFO] validating manifest of win-opacity-1.0.0 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of win-opacity-1.0.0 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing win-opacity-1.0.0
[INFO] finished frobbing win-opacity-1.0.0
[INFO] frobbed toml for win-opacity-1.0.0 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/win-opacity/1.0.0/Cargo.toml
[INFO] started frobbing win-opacity-1.0.0
[INFO] finished frobbing win-opacity-1.0.0
[INFO] frobbed toml for win-opacity-1.0.0 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/win-opacity/1.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking win-opacity-1.0.0 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/win-opacity/1.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 58d2fed6475ac0ccc6fbaf4ff00549e565a3a283cf65eee3605095432e8dc490
[INFO] running `"docker" "start" "-a" "58d2fed6475ac0ccc6fbaf4ff00549e565a3a283cf65eee3605095432e8dc490"`
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]     Checking crossterm v0.2.2
[INFO] [stderr]     Checking win-opacity v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: maybe a missing crate `winapi`?
[INFO] [stderr]   --> src/lib.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use winapi::shared::minwindef::{BOOL, DWORD, LPARAM, TRUE};
[INFO] [stderr]    |     ^^^^^^ maybe a missing crate `winapi`?
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: maybe a missing crate `winapi`?
[INFO] [stderr]   --> src/lib.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use winapi::shared::windef::HWND as Handle;
[INFO] [stderr]    |     ^^^^^^ maybe a missing crate `winapi`?
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: maybe a missing crate `winapi`?
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use winapi::um::winnt::{LONG, LPSTR};
[INFO] [stderr]    |     ^^^^^^ maybe a missing crate `winapi`?
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: maybe a missing crate `winapi`?
[INFO] [stderr]   --> src/lib.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use winapi::um::winuser;
[INFO] [stderr]    |     ^^^^^^ maybe a missing crate `winapi`?
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: maybe a missing crate `winapi`?
[INFO] [stderr]   --> src/lib.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use winapi::shared::minwindef::{BOOL, DWORD, LPARAM, TRUE};
[INFO] [stderr]    |     ^^^^^^ maybe a missing crate `winapi`?
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: maybe a missing crate `winapi`?
[INFO] [stderr]   --> src/lib.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use winapi::shared::windef::HWND as Handle;
[INFO] [stderr]    |     ^^^^^^ maybe a missing crate `winapi`?
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: maybe a missing crate `winapi`?
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use winapi::um::winnt::{LONG, LPSTR};
[INFO] [stderr]    |     ^^^^^^ maybe a missing crate `winapi`?
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: maybe a missing crate `winapi`?
[INFO] [stderr]   --> src/lib.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use winapi::um::winuser;
[INFO] [stderr]    |     ^^^^^^ maybe a missing crate `winapi`?
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `winuser`
[INFO] [stderr]   --> src/lib.rs:36:3
[INFO] [stderr]    |
[INFO] [stderr] 36 |         winuser::EnumWindows(
[INFO] [stderr]    |         ^^^^^^^ use of undeclared type or module `winuser`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `winuser`
[INFO] [stderr]   --> src/lib.rs:57:16
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let length = winuser::GetWindowTextA(*handle, &mut buffer as *mut _ as LPSTR, MAX_COUNT as i32);
[INFO] [stderr]    |                      ^^^^^^^ use of undeclared type or module `winuser`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `winuser`
[INFO] [stderr]   --> src/lib.rs:76:3
[INFO] [stderr]    |
[INFO] [stderr] 76 |         winuser::IsWindowVisible(*handle) == TRUE
[INFO] [stderr]    |         ^^^^^^^ use of undeclared type or module `winuser`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `winuser`
[INFO] [stderr]    --> src/lib.rs:110:21
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let window_long = winuser::GetWindowLongA(handle, GWL_EXSTYLE);
[INFO] [stderr]     |                           ^^^^^^^ use of undeclared type or module `winuser`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `winuser`
[INFO] [stderr]    --> src/lib.rs:111:3
[INFO] [stderr]     |
[INFO] [stderr] 111 |         winuser::SetWindowLongA(handle, GWL_EXSTYLE, window_long | WS_EX_LAYERED);
[INFO] [stderr]     |         ^^^^^^^ use of undeclared type or module `winuser`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `winuser`
[INFO] [stderr]    --> src/lib.rs:112:3
[INFO] [stderr]     |
[INFO] [stderr] 112 |         winuser::SetLayeredWindowAttributes(handle, 0, opacity, LWA_ALPHA);
[INFO] [stderr]     |         ^^^^^^^ use of undeclared type or module `winuser`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:17:50
[INFO] [stderr]    |
[INFO] [stderr] 17 | extern "system" fn enum_windows_callback(handle: Handle, lparam: LPARAM) -> BOOL {
[INFO] [stderr]    |                                                  ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `LPARAM` in this scope
[INFO] [stderr]   --> src/lib.rs:17:66
[INFO] [stderr]    |
[INFO] [stderr] 17 | extern "system" fn enum_windows_callback(handle: Handle, lparam: LPARAM) -> BOOL {
[INFO] [stderr]    |                                                                  ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `BOOL` in this scope
[INFO] [stderr]   --> src/lib.rs:17:77
[INFO] [stderr]    |
[INFO] [stderr] 17 | extern "system" fn enum_windows_callback(handle: Handle, lparam: LPARAM) -> BOOL {
[INFO] [stderr]    |                                                                             ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:18:39
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let windows_vec = lparam as *mut Vec<Handle>;
[INFO] [stderr]    |                                          ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRUE` in this scope
[INFO] [stderr]   --> src/lib.rs:23:2
[INFO] [stderr]    |
[INFO] [stderr] 23 |     TRUE
[INFO] [stderr]    |     ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:33:33
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn get_all_windows() -> Vec<Handle> {
[INFO] [stderr]    |                                 ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:34:23
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let mut windows: Vec<Handle> = Vec::new();
[INFO] [stderr]    |                          ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `LPARAM` in this scope
[INFO] [stderr]   --> src/lib.rs:38:30
[INFO] [stderr]    |
[INFO] [stderr] 38 |             &mut windows as *mut _ as LPARAM,
[INFO] [stderr]    |                                       ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:52:34
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn get_window_title(handle: &Handle) -> String {
[INFO] [stderr]    |                                  ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `LPSTR` in this scope
[INFO] [stderr]   --> src/lib.rs:57:74
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let length = winuser::GetWindowTextA(*handle, &mut buffer as *mut _ as LPSTR, MAX_COUNT as i32);
[INFO] [stderr]    |                                                                                ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:74:35
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub fn is_window_visible(handle: &Handle) -> bool {
[INFO] [stderr]    |                                   ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRUE` in this scope
[INFO] [stderr]   --> src/lib.rs:76:40
[INFO] [stderr]    |
[INFO] [stderr] 76 |         winuser::IsWindowVisible(*handle) == TRUE
[INFO] [stderr]    |                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:90:37
[INFO] [stderr]    |
[INFO] [stderr] 90 | pub fn get_visible_windows() -> Vec<Handle> {
[INFO] [stderr]    |                                     ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]    --> src/lib.rs:105:28
[INFO] [stderr]     |
[INFO] [stderr] 105 | pub fn set_opacity(handle: Handle, opacity: u8) {
[INFO] [stderr]     |                            ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `LONG` in this scope
[INFO] [stderr]    --> src/lib.rs:107:23
[INFO] [stderr]     |
[INFO] [stderr] 107 |     const WS_EX_LAYERED: LONG = 0x80000;
[INFO] [stderr]     |                          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `DWORD` in this scope
[INFO] [stderr]    --> src/lib.rs:108:19
[INFO] [stderr]     |
[INFO] [stderr] 108 |     const LWA_ALPHA: DWORD = 0x2;
[INFO] [stderr]     |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BOOL`, `DWORD`, `LPARAM`, `TRUE`
[INFO] [stderr]   --> src/lib.rs:12:33
[INFO] [stderr]    |
[INFO] [stderr] 12 | use winapi::shared::minwindef::{BOOL, DWORD, LPARAM, TRUE};
[INFO] [stderr]    |                                 ^^^^  ^^^^^  ^^^^^^  ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `winapi::shared::windef::HWND as Handle`
[INFO] [stderr]   --> src/lib.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use winapi::shared::windef::HWND as Handle;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `LONG`, `LPSTR`
[INFO] [stderr]   --> src/lib.rs:14:25
[INFO] [stderr]    |
[INFO] [stderr] 14 | use winapi::um::winnt::{LONG, LPSTR};
[INFO] [stderr]    |                         ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `winapi::um::winuser`
[INFO] [stderr]   --> src/lib.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use winapi::um::winuser;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 26 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0425, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `winuser`
[INFO] [stderr]   --> src/lib.rs:36:3
[INFO] [stderr]    |
[INFO] [stderr] 36 |         winuser::EnumWindows(
[INFO] [stderr]    |         ^^^^^^^ use of undeclared type or module `winuser`
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `win-opacity`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `winuser`
[INFO] [stderr]   --> src/lib.rs:57:16
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let length = winuser::GetWindowTextA(*handle, &mut buffer as *mut _ as LPSTR, MAX_COUNT as i32);
[INFO] [stderr]    |                      ^^^^^^^ use of undeclared type or module `winuser`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `winuser`
[INFO] [stderr]   --> src/lib.rs:76:3
[INFO] [stderr]    |
[INFO] [stderr] 76 |         winuser::IsWindowVisible(*handle) == TRUE
[INFO] [stderr]    |         ^^^^^^^ use of undeclared type or module `winuser`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `winuser`
[INFO] [stderr]    --> src/lib.rs:110:21
[INFO] [stderr]     |
[INFO] [stderr] 110 |         let window_long = winuser::GetWindowLongA(handle, GWL_EXSTYLE);
[INFO] [stderr]     |                           ^^^^^^^ use of undeclared type or module `winuser`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `winuser`
[INFO] [stderr]    --> src/lib.rs:111:3
[INFO] [stderr]     |
[INFO] [stderr] 111 |         winuser::SetWindowLongA(handle, GWL_EXSTYLE, window_long | WS_EX_LAYERED);
[INFO] [stderr]     |         ^^^^^^^ use of undeclared type or module `winuser`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `winuser`
[INFO] [stderr]    --> src/lib.rs:112:3
[INFO] [stderr]     |
[INFO] [stderr] 112 |         winuser::SetLayeredWindowAttributes(handle, 0, opacity, LWA_ALPHA);
[INFO] [stderr]     |         ^^^^^^^ use of undeclared type or module `winuser`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:17:50
[INFO] [stderr]    |
[INFO] [stderr] 17 | extern "system" fn enum_windows_callback(handle: Handle, lparam: LPARAM) -> BOOL {
[INFO] [stderr]    |                                                  ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `LPARAM` in this scope
[INFO] [stderr]   --> src/lib.rs:17:66
[INFO] [stderr]    |
[INFO] [stderr] 17 | extern "system" fn enum_windows_callback(handle: Handle, lparam: LPARAM) -> BOOL {
[INFO] [stderr]    |                                                                  ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `BOOL` in this scope
[INFO] [stderr]   --> src/lib.rs:17:77
[INFO] [stderr]    |
[INFO] [stderr] 17 | extern "system" fn enum_windows_callback(handle: Handle, lparam: LPARAM) -> BOOL {
[INFO] [stderr]    |                                                                             ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:18:39
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let windows_vec = lparam as *mut Vec<Handle>;
[INFO] [stderr]    |                                          ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRUE` in this scope
[INFO] [stderr]   --> src/lib.rs:23:2
[INFO] [stderr]    |
[INFO] [stderr] 23 |     TRUE
[INFO] [stderr]    |     ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:33:33
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn get_all_windows() -> Vec<Handle> {
[INFO] [stderr]    |                                 ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:34:23
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let mut windows: Vec<Handle> = Vec::new();
[INFO] [stderr]    |                          ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `LPARAM` in this scope
[INFO] [stderr]   --> src/lib.rs:38:30
[INFO] [stderr]    |
[INFO] [stderr] 38 |             &mut windows as *mut _ as LPARAM,
[INFO] [stderr]    |                                       ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:52:34
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn get_window_title(handle: &Handle) -> String {
[INFO] [stderr]    |                                  ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `LPSTR` in this scope
[INFO] [stderr]   --> src/lib.rs:57:74
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let length = winuser::GetWindowTextA(*handle, &mut buffer as *mut _ as LPSTR, MAX_COUNT as i32);
[INFO] [stderr]    |                                                                                ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:74:35
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub fn is_window_visible(handle: &Handle) -> bool {
[INFO] [stderr]    |                                   ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find value `TRUE` in this scope
[INFO] [stderr]   --> src/lib.rs:76:40
[INFO] [stderr]    |
[INFO] [stderr] 76 |         winuser::IsWindowVisible(*handle) == TRUE
[INFO] [stderr]    |                                              ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]   --> src/lib.rs:90:37
[INFO] [stderr]    |
[INFO] [stderr] 90 | pub fn get_visible_windows() -> Vec<Handle> {
[INFO] [stderr]    |                                     ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `Handle` in this scope
[INFO] [stderr]    --> src/lib.rs:105:28
[INFO] [stderr]     |
[INFO] [stderr] 105 | pub fn set_opacity(handle: Handle, opacity: u8) {
[INFO] [stderr]     |                            ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `LONG` in this scope
[INFO] [stderr]    --> src/lib.rs:107:23
[INFO] [stderr]     |
[INFO] [stderr] 107 |     const WS_EX_LAYERED: LONG = 0x80000;
[INFO] [stderr]     |                          ^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `DWORD` in this scope
[INFO] [stderr]    --> src/lib.rs:108:19
[INFO] [stderr]     |
[INFO] [stderr] 108 |     const LWA_ALPHA: DWORD = 0x2;
[INFO] [stderr]     |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BOOL`, `DWORD`, `LPARAM`, `TRUE`
[INFO] [stderr]   --> src/lib.rs:12:33
[INFO] [stderr]    |
[INFO] [stderr] 12 | use winapi::shared::minwindef::{BOOL, DWORD, LPARAM, TRUE};
[INFO] [stderr]    |                                 ^^^^  ^^^^^  ^^^^^^  ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `winapi::shared::windef::HWND as Handle`
[INFO] [stderr]   --> src/lib.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use winapi::shared::windef::HWND as Handle;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `LONG`, `LPSTR`
[INFO] [stderr]   --> src/lib.rs:14:25
[INFO] [stderr]    |
[INFO] [stderr] 14 | use winapi::um::winnt::{LONG, LPSTR};
[INFO] [stderr]    |                         ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `winapi::um::winuser`
[INFO] [stderr]   --> src/lib.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use winapi::um::winuser;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 26 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0425, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: Could not compile `win-opacity`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "58d2fed6475ac0ccc6fbaf4ff00549e565a3a283cf65eee3605095432e8dc490"`
[INFO] running `"docker" "rm" "-f" "58d2fed6475ac0ccc6fbaf4ff00549e565a3a283cf65eee3605095432e8dc490"`
[INFO] [stdout] 58d2fed6475ac0ccc6fbaf4ff00549e565a3a283cf65eee3605095432e8dc490