[INFO] fetching crate dmc 0.1.0...
[INFO] checking dmc-0.1.0 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate dmc 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate dmc 0.1.0 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dmc 0.1.0
[INFO] finished tweaking crates.io crate dmc 0.1.0
[INFO] tweaked toml for crates.io crate dmc 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 151d2756b2f911d3389001a18dbeb125121a150f01100950e7b57424cf3aa0a4
[INFO] running `Command { std: "docker" "start" "-a" "151d2756b2f911d3389001a18dbeb125121a150f01100950e7b57424cf3aa0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "151d2756b2f911d3389001a18dbeb125121a150f01100950e7b57424cf3aa0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "151d2756b2f911d3389001a18dbeb125121a150f01100950e7b57424cf3aa0a4", kill_on_drop: false }`
[INFO] [stdout] 151d2756b2f911d3389001a18dbeb125121a150f01100950e7b57424cf3aa0a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b145edc3a1af81957e82a0f89e82abbd6168c145542fd057f81401d4fb6f8cb2
[INFO] running `Command { std: "docker" "start" "-a" "b145edc3a1af81957e82a0f89e82abbd6168c145542fd057f81401d4fb6f8cb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling dmc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]    Compiling x11 v2.21.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/display/x11.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/event/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/display/x11.rs:74:9
[INFO] [stdout]    |
[INFO] [stdout] 74 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]   --> src/event/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::Duration;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/display/x11.rs:394:57
[INFO] [stdout]     |
[INFO] [stdout] 394 |             let (mut error_base, mut event_base) = mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/display/x11.rs:402:47
[INFO] [stdout]     |
[INFO] [stdout] 402 |             let (mut major, mut minor) = mem::uninitialized();
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/display/x11.rs:546:56
[INFO] [stdout]     |
[INFO] [stdout] 546 |             let mut attrs: x::XWindowAttributes = mem::uninitialized();
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/display/x11.rs:594:57
[INFO] [stdout]     |
[INFO] [stdout] 594 |             let mut title_prop: x::XTextProperty = mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_implicit_prelude]` only has an effect on modules
[INFO] [stdout]   --> src/display/x11.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     #[no_implicit_prelude]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/display/x11.rs:394:57
[INFO] [stdout]     |
[INFO] [stdout] 394 |             let (mut error_base, mut event_base) = mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/display/x11.rs:402:47
[INFO] [stdout]     |
[INFO] [stdout] 402 |             let (mut major, mut minor) = mem::uninitialized();
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/display/x11.rs:546:56
[INFO] [stdout]     |
[INFO] [stdout] 546 |             let mut attrs: x::XWindowAttributes = mem::uninitialized();
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/display/x11.rs:594:57
[INFO] [stdout]     |
[INFO] [stdout] 594 |             let mut title_prop: x::XTextProperty = mem::uninitialized();
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[no_implicit_prelude]` only has an effect on modules
[INFO] [stdout]   --> src/display/x11.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     #[no_implicit_prelude]
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/display/x11.rs:776:9
[INFO] [stdout]     |
[INFO] [stdout] 775 |           let best_fbc: glx::GLXFBConfig = unimplemented!(); // FIXME
[INFO] [stdout]     |                                            ---------------- any code following this expression is unreachable
[INFO] [stdout] 776 | /         let attribs_arb = [
[INFO] [stdout] 777 | |             glx::arb::GLX_CONTEXT_MAJOR_VERSION_ARB, 3,
[INFO] [stdout] 778 | |             glx::arb::GLX_CONTEXT_MINOR_VERSION_ARB, 0,
[INFO] [stdout] 779 | |             glx::arb::GLX_CONTEXT_FLAGS_ARB, 
[INFO] [stdout] ...   |
[INFO] [stdout] 786 | |             xx::None
[INFO] [stdout] 787 | |         ];
[INFO] [stdout]     | |__________^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/display/x11.rs:776:9
[INFO] [stdout]     |
[INFO] [stdout] 775 |           let best_fbc: glx::GLXFBConfig = unimplemented!(); // FIXME
[INFO] [stdout]     |                                            ---------------- any code following this expression is unreachable
[INFO] [stdout] 776 | /         let attribs_arb = [
[INFO] [stdout] 777 | |             glx::arb::GLX_CONTEXT_MAJOR_VERSION_ARB, 3,
[INFO] [stdout] 778 | |             glx::arb::GLX_CONTEXT_MINOR_VERSION_ARB, 0,
[INFO] [stdout] 779 | |             glx::arb::GLX_CONTEXT_FLAGS_ARB, 
[INFO] [stdout] ...   |
[INFO] [stdout] 786 | |             xx::None
[INFO] [stdout] 787 | |         ];
[INFO] [stdout]     | |__________^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client_vendor`
[INFO] [stdout]    --> src/display/x11.rs:419:17
[INFO] [stdout]     |
[INFO] [stdout] 419 |             let client_vendor  = glx::glXGetClientString(  x_dpy, xx::GLX_VENDOR);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_vendor`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client_version`
[INFO] [stdout]    --> src/display/x11.rs:420:17
[INFO] [stdout]     |
[INFO] [stdout] 420 |             let client_version = glx::glXGetClientString(  x_dpy, xx::GLX_VERSION);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_vendor`
[INFO] [stdout]    --> src/display/x11.rs:421:17
[INFO] [stdout]     |
[INFO] [stdout] 421 |             let server_vendor  = glx::glXQueryServerString(x_dpy, screen_num, xx::GLX_VENDOR);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_vendor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_version`
[INFO] [stdout]    --> src/display/x11.rs:422:17
[INFO] [stdout]     |
[INFO] [stdout] 422 |             let server_version = glx::glXQueryServerString(x_dpy, screen_num, xx::GLX_VERSION);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resizable`
[INFO] [stdout]    --> src/display/x11.rs:458:23
[INFO] [stdout]     |
[INFO] [stdout] 458 |                 mode, resizable, fully_opaque, opengl, allow_high_dpi
[INFO] [stdout]     |                       ^^^^^^^^^ help: try ignoring the field: `resizable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fully_opaque`
[INFO] [stdout]    --> src/display/x11.rs:458:34
[INFO] [stdout]     |
[INFO] [stdout] 458 |                 mode, resizable, fully_opaque, opengl, allow_high_dpi
[INFO] [stdout]     |                                  ^^^^^^^^^^^^ help: try ignoring the field: `fully_opaque: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opengl`
[INFO] [stdout]    --> src/display/x11.rs:458:48
[INFO] [stdout]     |
[INFO] [stdout] 458 |                 mode, resizable, fully_opaque, opengl, allow_high_dpi
[INFO] [stdout]     |                                                ^^^^^^ help: try ignoring the field: `opengl: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `allow_high_dpi`
[INFO] [stdout]    --> src/display/x11.rs:458:56
[INFO] [stdout]     |
[INFO] [stdout] 458 |                 mode, resizable, fully_opaque, opengl, allow_high_dpi
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^ help: try ignoring the field: `allow_high_dpi: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]    --> src/display/x11.rs:762:13
[INFO] [stdout]     |
[INFO] [stdout] 762 |             version, debug, forward_compatible, profile, msaa, ..
[INFO] [stdout]     |             ^^^^^^^ help: try ignoring the field: `version: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `debug`
[INFO] [stdout]    --> src/display/x11.rs:762:22
[INFO] [stdout]     |
[INFO] [stdout] 762 |             version, debug, forward_compatible, profile, msaa, ..
[INFO] [stdout]     |                      ^^^^^ help: try ignoring the field: `debug: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `forward_compatible`
[INFO] [stdout]    --> src/display/x11.rs:762:29
[INFO] [stdout]     |
[INFO] [stdout] 762 |             version, debug, forward_compatible, profile, msaa, ..
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `forward_compatible: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `profile`
[INFO] [stdout]    --> src/display/x11.rs:762:49
[INFO] [stdout]     |
[INFO] [stdout] 762 |             version, debug, forward_compatible, profile, msaa, ..
[INFO] [stdout]     |                                                 ^^^^^^^ help: try ignoring the field: `profile: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msaa`
[INFO] [stdout]    --> src/display/x11.rs:762:58
[INFO] [stdout]     |
[INFO] [stdout] 762 |             version, debug, forward_compatible, profile, msaa, ..
[INFO] [stdout]     |                                                          ^^^^ help: try ignoring the field: `msaa: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `best_fbc`
[INFO] [stdout]    --> src/display/x11.rs:775:13
[INFO] [stdout]     |
[INFO] [stdout] 775 |         let best_fbc: glx::GLXFBConfig = unimplemented!(); // FIXME
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_best_fbc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]    --> src/display/mod.rs:830:5
[INFO] [stdout]     |
[INFO] [stdout] 830 |     fn default() -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] ...
[INFO] [stdout] 834 |             .. Default::default()
[INFO] [stdout]     |                ------------------ recursive call site
[INFO] [stdout]     |
[INFO] [stdout]     = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]     = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client_vendor`
[INFO] [stdout]    --> src/display/x11.rs:419:17
[INFO] [stdout]     |
[INFO] [stdout] 419 |             let client_vendor  = glx::glXGetClientString(  x_dpy, xx::GLX_VENDOR);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_vendor`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client_version`
[INFO] [stdout]    --> src/display/x11.rs:420:17
[INFO] [stdout]     |
[INFO] [stdout] 420 |             let client_version = glx::glXGetClientString(  x_dpy, xx::GLX_VERSION);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_vendor`
[INFO] [stdout]    --> src/display/x11.rs:421:17
[INFO] [stdout]     |
[INFO] [stdout] 421 |             let server_vendor  = glx::glXQueryServerString(x_dpy, screen_num, xx::GLX_VENDOR);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_vendor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_version`
[INFO] [stdout]    --> src/display/x11.rs:422:17
[INFO] [stdout]     |
[INFO] [stdout] 422 |             let server_version = glx::glXQueryServerString(x_dpy, screen_num, xx::GLX_VERSION);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resizable`
[INFO] [stdout]    --> src/display/x11.rs:458:23
[INFO] [stdout]     |
[INFO] [stdout] 458 |                 mode, resizable, fully_opaque, opengl, allow_high_dpi
[INFO] [stdout]     |                       ^^^^^^^^^ help: try ignoring the field: `resizable: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fully_opaque`
[INFO] [stdout]    --> src/display/x11.rs:458:34
[INFO] [stdout]     |
[INFO] [stdout] 458 |                 mode, resizable, fully_opaque, opengl, allow_high_dpi
[INFO] [stdout]     |                                  ^^^^^^^^^^^^ help: try ignoring the field: `fully_opaque: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opengl`
[INFO] [stdout]    --> src/display/x11.rs:458:48
[INFO] [stdout]     |
[INFO] [stdout] 458 |                 mode, resizable, fully_opaque, opengl, allow_high_dpi
[INFO] [stdout]     |                                                ^^^^^^ help: try ignoring the field: `opengl: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `allow_high_dpi`
[INFO] [stdout]    --> src/display/x11.rs:458:56
[INFO] [stdout]     |
[INFO] [stdout] 458 |                 mode, resizable, fully_opaque, opengl, allow_high_dpi
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^^ help: try ignoring the field: `allow_high_dpi: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]    --> src/display/x11.rs:762:13
[INFO] [stdout]     |
[INFO] [stdout] 762 |             version, debug, forward_compatible, profile, msaa, ..
[INFO] [stdout]     |             ^^^^^^^ help: try ignoring the field: `version: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `debug`
[INFO] [stdout]    --> src/display/x11.rs:762:22
[INFO] [stdout]     |
[INFO] [stdout] 762 |             version, debug, forward_compatible, profile, msaa, ..
[INFO] [stdout]     |                      ^^^^^ help: try ignoring the field: `debug: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `forward_compatible`
[INFO] [stdout]    --> src/display/x11.rs:762:29
[INFO] [stdout]     |
[INFO] [stdout] 762 |             version, debug, forward_compatible, profile, msaa, ..
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `forward_compatible: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `profile`
[INFO] [stdout]    --> src/display/x11.rs:762:49
[INFO] [stdout]     |
[INFO] [stdout] 762 |             version, debug, forward_compatible, profile, msaa, ..
[INFO] [stdout]     |                                                 ^^^^^^^ help: try ignoring the field: `profile: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msaa`
[INFO] [stdout]    --> src/display/x11.rs:762:58
[INFO] [stdout]     |
[INFO] [stdout] 762 |             version, debug, forward_compatible, profile, msaa, ..
[INFO] [stdout]     |                                                          ^^^^ help: try ignoring the field: `msaa: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `best_fbc`
[INFO] [stdout]    --> src/display/x11.rs:775:13
[INFO] [stdout]     |
[INFO] [stdout] 775 |         let best_fbc: glx::GLXFBConfig = unimplemented!(); // FIXME
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_best_fbc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]    --> src/display/mod.rs:830:5
[INFO] [stdout]     |
[INFO] [stdout] 830 |     fn default() -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] ...
[INFO] [stdout] 834 |             .. Default::default()
[INFO] [stdout]     |                ------------------ recursive call site
[INFO] [stdout]     |
[INFO] [stdout]     = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout]     = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `gen_fbconfig_attribs` is never used
[INFO] [stdout]    --> src/display/x11.rs:690:8
[INFO] [stdout]     |
[INFO] [stdout] 643 | impl Display {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 690 |     fn gen_fbconfig_attribs(settings: &GLContextSettings) -> [c_int; 37] {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GLX_EXTENSIONS` is never used
[INFO] [stdout]   --> src/display/x11.rs:72:15
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub const GLX_EXTENSIONS: i32 = 3;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/display/x11.rs:190:66
[INFO] [stdout]     |
[INFO] [stdout] 190 |                           CString::new(stringify!($atom)).unwrap().as_ptr(), 
[INFO] [stdout]     |                           ---------------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout] ...
[INFO] [stdout] 198 | / atoms!(
[INFO] [stdout] 199 | |     WM_PROTOCOLS
[INFO] [stdout] 200 | |     WM_DELETE_WINDOW
[INFO] [stdout] 201 | |     WM_TAKE_FOCUS
[INFO] [stdout] ...   |
[INFO] [stdout] 256 | |     XKLAVIER_STATE
[INFO] [stdout] 257 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `atoms` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `(i32, i32)` does not permit being left uninitialized
[INFO] [stdout]    --> src/display/x11.rs:394:52
[INFO] [stdout]     |
[INFO] [stdout] 394 |             let (mut error_base, mut event_base) = mem::uninitialized();
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                    |
[INFO] [stdout]     |                                                    this code causes undefined behavior when executed
[INFO] [stdout]     |                                                    help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `(i32, i32)` does not permit being left uninitialized
[INFO] [stdout]    --> src/display/x11.rs:402:42
[INFO] [stdout]     |
[INFO] [stdout] 402 |             let (mut major, mut minor) = mem::uninitialized();
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          this code causes undefined behavior when executed
[INFO] [stdout]     |                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `XWindowAttributes` does not permit being left uninitialized
[INFO] [stdout]    --> src/display/x11.rs:546:51
[INFO] [stdout]     |
[INFO] [stdout] 546 |             let mut attrs: x::XWindowAttributes = mem::uninitialized();
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                   |
[INFO] [stdout]     |                                                   this code causes undefined behavior when executed
[INFO] [stdout]     |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `XTextProperty` does not permit being left uninitialized
[INFO] [stdout]    --> src/display/x11.rs:594:52
[INFO] [stdout]     |
[INFO] [stdout] 594 |             let mut title_prop: x::XTextProperty = mem::uninitialized();
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                    |
[INFO] [stdout]     |                                                    this code causes undefined behavior when executed
[INFO] [stdout]     |                                                    help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `glXCreateContextAttribsARB` should have a snake case name
[INFO] [stdout]    --> src/display/x11.rs:807:13
[INFO] [stdout]     |
[INFO] [stdout] 807 |         let glXCreateContextAttribsARB = glx.ext.glXCreateContextAttribsARB.unwrap();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `gl_xcreate_context_attribs_arb`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `None` should have an upper case name
[INFO] [stdout]   --> src/display/x11.rs:68:15
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub const None: i32 = 0;
[INFO] [stdout]    |               ^^^^ help: convert the identifier to upper case: `NONE`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `gen_fbconfig_attribs` is never used
[INFO] [stdout]    --> src/display/x11.rs:690:8
[INFO] [stdout]     |
[INFO] [stdout] 643 | impl Display {
[INFO] [stdout]     | ------------ associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 690 |     fn gen_fbconfig_attribs(settings: &GLContextSettings) -> [c_int; 37] {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GLX_EXTENSIONS` is never used
[INFO] [stdout]   --> src/display/x11.rs:72:15
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub const GLX_EXTENSIONS: i32 = 3;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: getting the inner pointer of a temporary `CString`
[INFO] [stdout]    --> src/display/x11.rs:190:66
[INFO] [stdout]     |
[INFO] [stdout] 190 |                           CString::new(stringify!($atom)).unwrap().as_ptr(), 
[INFO] [stdout]     |                           ---------------------------------------- ^^^^^^ this pointer will be invalid
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime
[INFO] [stdout] ...
[INFO] [stdout] 198 | / atoms!(
[INFO] [stdout] 199 | |     WM_PROTOCOLS
[INFO] [stdout] 200 | |     WM_DELETE_WINDOW
[INFO] [stdout] 201 | |     WM_TAKE_FOCUS
[INFO] [stdout] ...   |
[INFO] [stdout] 256 | |     XKLAVIER_STATE
[INFO] [stdout] 257 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned
[INFO] [stdout]     = help: for more information, see https://doc.rust-lang.org/reference/destructors.html
[INFO] [stdout]     = note: `#[warn(temporary_cstring_as_ptr)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `atoms` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `(i32, i32)` does not permit being left uninitialized
[INFO] [stdout]    --> src/display/x11.rs:394:52
[INFO] [stdout]     |
[INFO] [stdout] 394 |             let (mut error_base, mut event_base) = mem::uninitialized();
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                    |
[INFO] [stdout]     |                                                    this code causes undefined behavior when executed
[INFO] [stdout]     |                                                    help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `(i32, i32)` does not permit being left uninitialized
[INFO] [stdout]    --> src/display/x11.rs:402:42
[INFO] [stdout]     |
[INFO] [stdout] 402 |             let (mut major, mut minor) = mem::uninitialized();
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                          |
[INFO] [stdout]     |                                          this code causes undefined behavior when executed
[INFO] [stdout]     |                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `XWindowAttributes` does not permit being left uninitialized
[INFO] [stdout]    --> src/display/x11.rs:546:51
[INFO] [stdout]     |
[INFO] [stdout] 546 |             let mut attrs: x::XWindowAttributes = mem::uninitialized();
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                   |
[INFO] [stdout]     |                                                   this code causes undefined behavior when executed
[INFO] [stdout]     |                                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `XTextProperty` does not permit being left uninitialized
[INFO] [stdout]    --> src/display/x11.rs:594:52
[INFO] [stdout]     |
[INFO] [stdout] 594 |             let mut title_prop: x::XTextProperty = mem::uninitialized();
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                    |
[INFO] [stdout]     |                                                    this code causes undefined behavior when executed
[INFO] [stdout]     |                                                    help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `glXCreateContextAttribsARB` should have a snake case name
[INFO] [stdout]    --> src/display/x11.rs:807:13
[INFO] [stdout]     |
[INFO] [stdout] 807 |         let glXCreateContextAttribsARB = glx.ext.glXCreateContextAttribsARB.unwrap();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `gl_xcreate_context_attribs_arb`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `None` should have an upper case name
[INFO] [stdout]   --> src/display/x11.rs:68:15
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub const None: i32 = 0;
[INFO] [stdout]    |               ^^^^ help: convert the identifier to upper case: `NONE`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "b145edc3a1af81957e82a0f89e82abbd6168c145542fd057f81401d4fb6f8cb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b145edc3a1af81957e82a0f89e82abbd6168c145542fd057f81401d4fb6f8cb2", kill_on_drop: false }`
[INFO] [stdout] b145edc3a1af81957e82a0f89e82abbd6168c145542fd057f81401d4fb6f8cb2
