[INFO] cloning repository https://github.com/lmsonic/itugl-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lmsonic/itugl-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmsonic%2Fitugl-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmsonic%2Fitugl-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a85112a8de5ac5ab6d1e69dee1777d95c62f63b
[INFO] checking lmsonic/itugl-rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmsonic%2Fitugl-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lmsonic/itugl-rs on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lmsonic/itugl-rs
[INFO] finished tweaking git repo https://github.com/lmsonic/itugl-rs
[INFO] tweaked toml for git repo https://github.com/lmsonic/itugl-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lmsonic/itugl-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cmake v0.1.50
[INFO] [stderr]   Downloaded raw-window-handle v0.5.2
[INFO] [stderr]   Downloaded xml-rs v0.8.19
[INFO] [stderr]   Downloaded rand_xorshift v0.2.0
[INFO] [stderr]   Downloaded gl v0.14.0
[INFO] [stderr]   Downloaded glfw v0.54.0
[INFO] [stderr]   Downloaded glfw-sys v4.0.0+3.3.5
[INFO] [stderr]   Downloaded noise v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cebff1fff7c8705ca85f28ce2d4c3bec9a0edb870100ec49bbfd881b234bbba0
[INFO] running `Command { std: "docker" "start" "-a" "cebff1fff7c8705ca85f28ce2d4c3bec9a0edb870100ec49bbfd881b234bbba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cebff1fff7c8705ca85f28ce2d4c3bec9a0edb870100ec49bbfd881b234bbba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cebff1fff7c8705ca85f28ce2d4c3bec9a0edb870100ec49bbfd881b234bbba0", kill_on_drop: false }`
[INFO] [stdout] cebff1fff7c8705ca85f28ce2d4c3bec9a0edb870100ec49bbfd881b234bbba0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec4171b039148a9e344170f3ea38f9f431d3e77dbe02519404c5538d958f4166
[INFO] running `Command { std: "docker" "start" "-a" "ec4171b039148a9e344170f3ea38f9f431d3e77dbe02519404c5538d958f4166", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling xml-rs v0.8.19
[INFO] [stderr]     Checking raw-window-handle v0.5.2
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]    Compiling glfw-sys v4.0.0+3.3.5
[INFO] [stderr]     Checking noise v0.8.2
[INFO] [stderr]     Checking glfw v0.54.0
[INFO] [stderr]     Checking itugl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `debug_length`
[INFO] [stdout]   --> src/error.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     debug_length: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_debug_length`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `debug_length`
[INFO] [stdout]   --> src/error.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     debug_length: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_debug_length`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_param`
[INFO] [stdout]   --> src/error.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     user_param: *mut std::ffi::c_void,
[INFO] [stdout]    |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_param`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `user_param`
[INFO] [stdout]   --> src/error.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     user_param: *mut std::ffi::c_void,
[INFO] [stdout]    |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_user_param`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Color` is never constructed
[INFO] [stdout]  --> src/core/color.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Color {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Color` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/core/color.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Color {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 10 |     fn new(r: f32, g: f32, b: f32, a: f32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NullHandle` should have an upper case name
[INFO] [stdout]  --> src/core/object.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const NullHandle: Handle = 0;
[INFO] [stdout]   |           ^^^^^^^^^^ help: convert the identifier to upper case: `NULL_HANDLE`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Color` is never constructed
[INFO] [stdout]  --> src/core/color.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Color {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Color` has a derived impl for the trait `Default`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/core/color.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Color {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 10 |     fn new(r: f32, g: f32, b: f32, a: f32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NullHandle` should have an upper case name
[INFO] [stdout]  --> src/core/object.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const NullHandle: Handle = 0;
[INFO] [stdout]   |           ^^^^^^^^^^ help: convert the identifier to upper case: `NULL_HANDLE`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `core::perlin::perlin_2d` and `permutationtable::PermutationTable`
[INFO] [stdout]   --> examples/exercise1/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     core::perlin::perlin_2d, permutationtable::PermutationTable, Fbm, MultiFractal, NoiseFn, Perlin,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f32_1`
[INFO] [stdout]    --> examples/exercise1/main.rs:362:5
[INFO] [stdout]     |
[INFO] [stdout] 362 |     f32_1: f32,
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_f32_1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f32_2`
[INFO] [stdout]    --> examples/exercise1/main.rs:363:5
[INFO] [stdout]     |
[INFO] [stdout] 363 |     f32_2: f32,
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_f32_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg_1`
[INFO] [stdout]    --> examples/exercise1/main.rs:364:5
[INFO] [stdout]     |
[INFO] [stdout] 364 |     arg_1: f64,
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_arg_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg_2`
[INFO] [stdout]    --> examples/exercise1/main.rs:365:5
[INFO] [stdout]     |
[INFO] [stdout] 365 |     arg_2: f64,
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_arg_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg_3`
[INFO] [stdout]    --> examples/exercise1/main.rs:366:5
[INFO] [stdout]     |
[INFO] [stdout] 366 |     arg_3: f64,
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_arg_3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg_4`
[INFO] [stdout]    --> examples/exercise1/main.rs:367:5
[INFO] [stdout]     |
[INFO] [stdout] 367 |     arg_4: i32,
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_arg_4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `stb_perlin_fbm_noise3` is never used
[INFO] [stdout]    --> examples/exercise1/main.rs:361:4
[INFO] [stdout]     |
[INFO] [stdout] 361 | fn stb_perlin_fbm_noise3(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "ec4171b039148a9e344170f3ea38f9f431d3e77dbe02519404c5538d958f4166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4171b039148a9e344170f3ea38f9f431d3e77dbe02519404c5538d958f4166", kill_on_drop: false }`
[INFO] [stdout] ec4171b039148a9e344170f3ea38f9f431d3e77dbe02519404c5538d958f4166