[INFO] cloning repository https://github.com/note8g2018/OpenGL_Rust_ch01_11
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/note8g2018/OpenGL_Rust_ch01_11" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnote8g2018%2FOpenGL_Rust_ch01_11", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnote8g2018%2FOpenGL_Rust_ch01_11'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a24d9a932c890314ce6ae7015f58686c1d77fb9a
[INFO] testing note8g2018/OpenGL_Rust_ch01_11 against beta-2025-10-28 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnote8g2018%2FOpenGL_Rust_ch01_11" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/note8g2018/OpenGL_Rust_ch01_11
[INFO] finished tweaking git repo https://github.com/note8g2018/OpenGL_Rust_ch01_11
[INFO] tweaked toml for git repo https://github.com/note8g2018/OpenGL_Rust_ch01_11 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/note8g2018/OpenGL_Rust_ch01_11 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/note8g2018/OpenGL_Rust_ch01_11 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae20f233edcfc1886553aad279abbfe68814c0f2d127aa7f50b46ad572cfd45f
[INFO] running `Command { std: "docker" "start" "-a" "ae20f233edcfc1886553aad279abbfe68814c0f2d127aa7f50b46ad572cfd45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae20f233edcfc1886553aad279abbfe68814c0f2d127aa7f50b46ad572cfd45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae20f233edcfc1886553aad279abbfe68814c0f2d127aa7f50b46ad572cfd45f", kill_on_drop: false }`
[INFO] [stdout] ae20f233edcfc1886553aad279abbfe68814c0f2d127aa7f50b46ad572cfd45f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9787416d7df01eb8551818096c4a88a72ef638edf83d4190d0b6c557ade3c150
[INFO] running `Command { std: "docker" "start" "-a" "9787416d7df01eb8551818096c4a88a72ef638edf83d4190d0b6c557ade3c150", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.1.3
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling xml-rs v0.8.20
[INFO] [stderr]    Compiling sdl2 v0.37.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]    Compiling sdl2-sys v0.37.0
[INFO] [stderr]    Compiling OpenGL_Rust_ch01_11 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `gl`
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let gl = gl::load_with(|s| video_subsystem.gl_get_proc_address(s) as *const std::os::raw::c_void);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_gl`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gl_context`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let gl_context = window.gl_create_context().unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gl_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 44s
[INFO] running `Command { std: "docker" "inspect" "9787416d7df01eb8551818096c4a88a72ef638edf83d4190d0b6c557ade3c150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9787416d7df01eb8551818096c4a88a72ef638edf83d4190d0b6c557ade3c150", kill_on_drop: false }`
[INFO] [stdout] 9787416d7df01eb8551818096c4a88a72ef638edf83d4190d0b6c557ade3c150
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3582b20003e305c9fb1b58cc42d06fcaf6e43e849e73e3f39a1aa1475394f6ca
[INFO] running `Command { std: "docker" "start" "-a" "3582b20003e305c9fb1b58cc42d06fcaf6e43e849e73e3f39a1aa1475394f6ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling OpenGL_Rust_ch01_11 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `gl`
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let gl = gl::load_with(|s| video_subsystem.gl_get_proc_address(s) as *const std::os::raw::c_void);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_gl`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gl_context`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let gl_context = window.gl_create_context().unwrap();
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gl_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "3582b20003e305c9fb1b58cc42d06fcaf6e43e849e73e3f39a1aa1475394f6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3582b20003e305c9fb1b58cc42d06fcaf6e43e849e73e3f39a1aa1475394f6ca", kill_on_drop: false }`
[INFO] [stdout] 3582b20003e305c9fb1b58cc42d06fcaf6e43e849e73e3f39a1aa1475394f6ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ca6174afce523736ec7b4442f76561e02b80ea2148b7d4f4f2ca5ea983cf47bc
[INFO] running `Command { std: "docker" "start" "-a" "ca6174afce523736ec7b4442f76561e02b80ea2148b7d4f4f2ca5ea983cf47bc", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `gl`
[INFO] [stderr]   --> src/main.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let gl = gl::load_with(|s| video_subsystem.gl_get_proc_address(s) as *const std::os::raw::c_void);
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_gl`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gl_context`
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let gl_context = window.gl_create_context().unwrap();
[INFO] [stderr]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gl_context`
[INFO] [stderr] 
[INFO] [stderr] warning: `OpenGL_Rust_ch01_11` (bin "OpenGL_Rust_ch01_11" test) generated 2 warnings (run `cargo fix --bin "OpenGL_Rust_ch01_11" -p OpenGL_Rust_ch01_11 --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/OpenGL_Rust_ch01_11-890f10e8e1046a7c)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ca6174afce523736ec7b4442f76561e02b80ea2148b7d4f4f2ca5ea983cf47bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca6174afce523736ec7b4442f76561e02b80ea2148b7d4f4f2ca5ea983cf47bc", kill_on_drop: false }`
[INFO] [stdout] ca6174afce523736ec7b4442f76561e02b80ea2148b7d4f4f2ca5ea983cf47bc