[INFO] cloning repository https://github.com/andrewgoacher/rust_game_engine
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrewgoacher/rust_game_engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewgoacher%2Frust_game_engine"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewgoacher%2Frust_game_engine'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d06e3eefad2eaeda9c9b4fbb9e8df520ff8773fd
[INFO] checking andrewgoacher/rust_game_engine against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewgoacher%2Frust_game_engine" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
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[INFO] validating manifest of git repo https://github.com/andrewgoacher/rust_game_engine on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/andrewgoacher/rust_game_engine
[INFO] finished tweaking git repo https://github.com/andrewgoacher/rust_game_engine
[INFO] tweaked toml for git repo https://github.com/andrewgoacher/rust_game_engine written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/andrewgoacher/rust_game_engine already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 89f8deaa611d498d547d46d41b43d7e842f9ec51c014085abfe632d2fa2d1ec9
[INFO] running `"docker" "start" "-a" "89f8deaa611d498d547d46d41b43d7e842f9ec51c014085abfe632d2fa2d1ec9"`
[INFO] [stderr]    Compiling wayland-scanner v0.21.7
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking rand v0.5.5
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[INFO] [stderr]    Compiling glium v0.23.0
[INFO] [stderr]     Checking wayland-sys v0.21.7
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]    Compiling wayland-client v0.21.7
[INFO] [stderr]    Compiling wayland-protocols v0.21.7
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking wayland-commons v0.21.7
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.4
[INFO] [stderr]     Checking winit v0.18.0
[INFO] [stderr]     Checking glutin v0.19.0
[INFO] [stderr]     Checking rust_game_engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> lib/graphics/mod.rs:122:1
[INFO] [stderr]     |
[INFO] [stderr] 122 | implement_vertex!(VertexPositionNormalTexture, position, normal, texture);
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> lib/graphics/mod.rs:122:1
[INFO] [stderr]     |
[INFO] [stderr] 122 | implement_vertex!(VertexPositionNormalTexture, position, normal, texture);
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> lib/graphics/mod.rs:122:1
[INFO] [stderr]     |
[INFO] [stderr] 122 | implement_vertex!(VertexPositionNormalTexture, position, normal, texture);
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> lib/graphics/mod.rs:122:1
[INFO] [stderr]     |
[INFO] [stderr] 122 | implement_vertex!(VertexPositionNormalTexture, position, normal, texture);
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::<impl [T]>::connect': renamed to join
[INFO] [stderr]    --> lib/graphics/mesh.rs:115:56
[INFO] [stderr]     |
[INFO] [stderr] 115 |             let (token, rest) = (parts[0], &parts[1..].connect(" "));
[INFO] [stderr]     |                                                        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::slice::<impl [T]>::connect': renamed to join
[INFO] [stderr]    --> lib/graphics/mesh.rs:115:56
[INFO] [stderr]     |
[INFO] [stderr] 115 |             let (token, rest) = (parts[0], &parts[1..].connect(" "));
[INFO] [stderr]     |                                                        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:379:9
[INFO] [stderr]     |
[INFO] [stderr] 379 |         writeln!(f, "Material ({})", self.name);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:380:9
[INFO] [stderr]     |
[INFO] [stderr] 380 |         writeln!(f, "\tNs: {}", self.ns);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:381:9
[INFO] [stderr]     |
[INFO] [stderr] 381 |         writeln!(f, "\tNi: {}", self.ni);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:382:9
[INFO] [stderr]     |
[INFO] [stderr] 382 |         writeln!(f, "\td: {}", self.d);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:383:9
[INFO] [stderr]     |
[INFO] [stderr] 383 |         writeln!(f, "\tTr: {}", self.tr);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:384:9
[INFO] [stderr]     |
[INFO] [stderr] 384 |         writeln!(f, "\tTf: {}", self.tf);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:385:9
[INFO] [stderr]     |
[INFO] [stderr] 385 |         writeln!(f, "\tillum: {}", self.illum);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:386:9
[INFO] [stderr]     |
[INFO] [stderr] 386 |         writeln!(f, "\tKa: {}", self.ka);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:387:9
[INFO] [stderr]     |
[INFO] [stderr] 387 |         writeln!(f, "\tKd: {}", self.kd);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:388:9
[INFO] [stderr]     |
[INFO] [stderr] 388 |         writeln!(f, "\tKs: {}", self.ks);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:389:9
[INFO] [stderr]     |
[INFO] [stderr] 389 |         writeln!(f, "\tKe: {}", self.ke);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:391:9
[INFO] [stderr]     |
[INFO] [stderr] 391 | /         match self.map_ka.clone() {
[INFO] [stderr] 392 | |             None => Ok(()),
[INFO] [stderr] 393 | |             Some(m) => writeln!(f, "\tmap_ka: {}", m),
[INFO] [stderr] 394 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:396:9
[INFO] [stderr]     |
[INFO] [stderr] 396 | /         match self.map_kd.clone() {
[INFO] [stderr] 397 | |             None => Ok(()),
[INFO] [stderr] 398 | |             Some(m) => writeln!(f, "\tmap_kd: {}", m),
[INFO] [stderr] 399 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:401:9
[INFO] [stderr]     |
[INFO] [stderr] 401 | /         match self.map_ke.clone() {
[INFO] [stderr] 402 | |             None => Ok(()),
[INFO] [stderr] 403 | |             Some(m) => writeln!(f, "\tmap_ke: {}", m),
[INFO] [stderr] 404 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:406:9
[INFO] [stderr]     |
[INFO] [stderr] 406 | /         match self.map_bump.clone() {
[INFO] [stderr] 407 | |             None => Ok(()),
[INFO] [stderr] 408 | |             Some(m) => writeln!(f, "\tmap_bump: {}", m),
[INFO] [stderr] 409 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:411:9
[INFO] [stderr]     |
[INFO] [stderr] 411 | /         match self.map_d.clone() {
[INFO] [stderr] 412 | |             None => Ok(()),
[INFO] [stderr] 413 | |             Some(m) => writeln!(f, "\tmap_d: {}", m),
[INFO] [stderr] 414 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> lib/graphics/vertex.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         writeln!(f, "(pos: {})", format_vec4(&self.position));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> lib/graphics/vertex.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |         writeln!(f, "(normal: {})", format_vec3(&self.normal));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> lib/graphics/vertex.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |         writeln!(f, "(pos: {})", format_vec4(&self.position));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> lib/graphics/vertex.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         writeln!(f, "(pos: {})", format_vec4(&self.position));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:379:9
[INFO] [stderr]     |
[INFO] [stderr] 379 |         writeln!(f, "Material ({})", self.name);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:380:9
[INFO] [stderr]     |
[INFO] [stderr] 380 |         writeln!(f, "\tNs: {}", self.ns);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:381:9
[INFO] [stderr]     |
[INFO] [stderr] 381 |         writeln!(f, "\tNi: {}", self.ni);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:382:9
[INFO] [stderr]     |
[INFO] [stderr] 382 |         writeln!(f, "\td: {}", self.d);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:383:9
[INFO] [stderr]     |
[INFO] [stderr] 383 |         writeln!(f, "\tTr: {}", self.tr);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:384:9
[INFO] [stderr]     |
[INFO] [stderr] 384 |         writeln!(f, "\tTf: {}", self.tf);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:385:9
[INFO] [stderr]     |
[INFO] [stderr] 385 |         writeln!(f, "\tillum: {}", self.illum);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:386:9
[INFO] [stderr]     |
[INFO] [stderr] 386 |         writeln!(f, "\tKa: {}", self.ka);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:387:9
[INFO] [stderr]     |
[INFO] [stderr] 387 |         writeln!(f, "\tKd: {}", self.kd);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:388:9
[INFO] [stderr]     |
[INFO] [stderr] 388 |         writeln!(f, "\tKs: {}", self.ks);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:389:9
[INFO] [stderr]     |
[INFO] [stderr] 389 |         writeln!(f, "\tKe: {}", self.ke);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:391:9
[INFO] [stderr]     |
[INFO] [stderr] 391 | /         match self.map_ka.clone() {
[INFO] [stderr] 392 | |             None => Ok(()),
[INFO] [stderr] 393 | |             Some(m) => writeln!(f, "\tmap_ka: {}", m),
[INFO] [stderr] 394 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:396:9
[INFO] [stderr]     |
[INFO] [stderr] 396 | /         match self.map_kd.clone() {
[INFO] [stderr] 397 | |             None => Ok(()),
[INFO] [stderr] 398 | |             Some(m) => writeln!(f, "\tmap_kd: {}", m),
[INFO] [stderr] 399 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:401:9
[INFO] [stderr]     |
[INFO] [stderr] 401 | /         match self.map_ke.clone() {
[INFO] [stderr] 402 | |             None => Ok(()),
[INFO] [stderr] 403 | |             Some(m) => writeln!(f, "\tmap_ke: {}", m),
[INFO] [stderr] 404 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:406:9
[INFO] [stderr]     |
[INFO] [stderr] 406 | /         match self.map_bump.clone() {
[INFO] [stderr] 407 | |             None => Ok(()),
[INFO] [stderr] 408 | |             Some(m) => writeln!(f, "\tmap_bump: {}", m),
[INFO] [stderr] 409 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> lib/graphics/material.rs:411:9
[INFO] [stderr]     |
[INFO] [stderr] 411 | /         match self.map_d.clone() {
[INFO] [stderr] 412 | |             None => Ok(()),
[INFO] [stderr] 413 | |             Some(m) => writeln!(f, "\tmap_d: {}", m),
[INFO] [stderr] 414 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> lib/graphics/vertex.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         writeln!(f, "(pos: {})", format_vec4(&self.position));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> lib/graphics/vertex.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |         writeln!(f, "(normal: {})", format_vec3(&self.normal));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> lib/graphics/vertex.rs:63:9
[INFO] [stderr]    |
[INFO] [stderr] 63 |         writeln!(f, "(pos: {})", format_vec4(&self.position));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> lib/graphics/vertex.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         writeln!(f, "(pos: {})", format_vec4(&self.position));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `"docker" "inspect" "89f8deaa611d498d547d46d41b43d7e842f9ec51c014085abfe632d2fa2d1ec9"`
[INFO] running `"docker" "rm" "-f" "89f8deaa611d498d547d46d41b43d7e842f9ec51c014085abfe632d2fa2d1ec9"`
[INFO] [stdout] 89f8deaa611d498d547d46d41b43d7e842f9ec51c014085abfe632d2fa2d1ec9