[INFO] updating cached repository https://github.com/ruipserra/learn_opengl
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6c7a16edad007d27d9baba52d5b0f42e75a9d96b
[INFO] checking ruipserra/learn_opengl against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruipserra%2Flearn_opengl" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ruipserra/learn_opengl on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ruipserra/learn_opengl
[INFO] finished tweaking git repo https://github.com/ruipserra/learn_opengl
[INFO] tweaked toml for git repo https://github.com/ruipserra/learn_opengl written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ruipserra/learn_opengl already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 550d059be00f9e71b4836477ff6d8699896cc8f2b36675e0b326914916b1b80e
[INFO] running `"docker" "start" "-a" "550d059be00f9e71b4836477ff6d8699896cc8f2b36675e0b326914916b1b80e"`
[INFO] [stderr]     Checking num-integer v0.1.33
[INFO] [stderr]     Checking num_cpus v1.3.0
[INFO] [stderr]     Checking rayon v0.6.0
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking num-rational v0.1.36
[INFO] [stderr]     Checking png v0.6.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.11
[INFO] [stderr]     Checking image v0.12.3
[INFO] [stderr]     Checking learn_opengl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `from_extension`
[INFO] [stderr]    --> src/program.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn from_extension(ext: &str) -> Option<ShaderType> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_extension`
[INFO] [stderr]    --> src/program.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn from_extension(ext: &str) -> Option<ShaderType> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/01_hello_window.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     unsafe { window.make_current() };
[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] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin/01_hello_window.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     unsafe { window.make_current() };
[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] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.66s
[INFO] running `"docker" "inspect" "550d059be00f9e71b4836477ff6d8699896cc8f2b36675e0b326914916b1b80e"`
[INFO] running `"docker" "rm" "-f" "550d059be00f9e71b4836477ff6d8699896cc8f2b36675e0b326914916b1b80e"`
[INFO] [stdout] 550d059be00f9e71b4836477ff6d8699896cc8f2b36675e0b326914916b1b80e