[INFO] updating cached repository ruipserra/learn_opengl
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ruipserra/learn_opengl
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ruipserra/learn_opengl" "work/ex/beta-1.38-1/sources/1.37.0/gh/ruipserra/learn_opengl"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ruipserra/learn_opengl'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ruipserra/learn_opengl" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ruipserra/learn_opengl"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ruipserra/learn_opengl'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6c7a16edad007d27d9baba52d5b0f42e75a9d96b
[INFO] sha for GitHub repo ruipserra/learn_opengl: 6c7a16edad007d27d9baba52d5b0f42e75a9d96b
[INFO] validating manifest of ruipserra/learn_opengl on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ruipserra/learn_opengl on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ruipserra/learn_opengl
[INFO] finished frobbing ruipserra/learn_opengl
[INFO] frobbed toml for ruipserra/learn_opengl written to work/ex/beta-1.38-1/sources/1.37.0/gh/ruipserra/learn_opengl/Cargo.toml
[INFO] started frobbing ruipserra/learn_opengl
[INFO] finished frobbing ruipserra/learn_opengl
[INFO] frobbed toml for ruipserra/learn_opengl written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ruipserra/learn_opengl/Cargo.toml
[INFO] crate ruipserra/learn_opengl already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ruipserra/learn_opengl against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ruipserra/learn_opengl:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1e24be2059c2503647817c88bbc2d701963ee8647ea60e082fd9e44898528fc2
[INFO] running `"docker" "start" "-a" "1e24be2059c2503647817c88bbc2d701963ee8647ea60e082fd9e44898528fc2"`
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling adler32 v1.0.0
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling color_quant v1.0.0
[INFO] [stderr]    Compiling inflate v0.1.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.7
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling num_cpus v1.3.0
[INFO] [stderr]    Compiling serde_json v0.8.6
[INFO] [stderr]    Compiling xml-rs v0.3.5
[INFO] [stderr]    Compiling x11-dl v2.12.0
[INFO] [stderr]    Compiling num-integer v0.1.33
[INFO] [stderr]    Compiling shared_library v0.1.5
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling deque v0.3.1
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling tempfile v2.1.5
[INFO] [stderr]    Compiling gif v0.9.1
[INFO] [stderr]    Compiling deflate v0.7.5
[INFO] [stderr]    Compiling num-iter v0.1.33
[INFO] [stderr]    Compiling num-rational v0.1.36
[INFO] [stderr]    Compiling rayon v0.6.0
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling wayland-scanner v0.7.7
[INFO] [stderr]    Compiling gl_generator v0.5.2
[INFO] [stderr]    Compiling fs2 v0.2.5
[INFO] [stderr]    Compiling target_build_utils v0.1.2
[INFO] [stderr]    Compiling png v0.6.2
[INFO] [stderr]    Compiling memmap v0.4.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.11
[INFO] [stderr]    Compiling wayland-client v0.7.7
[INFO] [stderr]    Compiling gl v0.6.1
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling image v0.12.3
[INFO] [stderr]    Compiling libloading v0.3.1
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.7.7
[INFO] [stderr]    Compiling wayland-window v0.4.4
[INFO] [stderr]    Compiling wayland-kbd v0.6.3
[INFO] [stderr]    Compiling winit v0.5.10
[INFO] [stderr]    Compiling learn_opengl v0.1.0 (/opt/crater/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: 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 1m 52s
[INFO] running `"docker" "inspect" "1e24be2059c2503647817c88bbc2d701963ee8647ea60e082fd9e44898528fc2"`
[INFO] running `"docker" "rm" "-f" "1e24be2059c2503647817c88bbc2d701963ee8647ea60e082fd9e44898528fc2"`
[INFO] [stdout] 1e24be2059c2503647817c88bbc2d701963ee8647ea60e082fd9e44898528fc2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ruipserra/learn_opengl:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0cfdb1086b2c1102c500e55d55c1e584be31bfdfba1bcf5e44e52d312491ba8a
[INFO] running `"docker" "start" "-a" "0cfdb1086b2c1102c500e55d55c1e584be31bfdfba1bcf5e44e52d312491ba8a"`
[INFO] [stderr]    Compiling learn_opengl v0.1.0 (/opt/crater/workdir)
[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: 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]     Finished dev [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `"docker" "inspect" "0cfdb1086b2c1102c500e55d55c1e584be31bfdfba1bcf5e44e52d312491ba8a"`
[INFO] running `"docker" "rm" "-f" "0cfdb1086b2c1102c500e55d55c1e584be31bfdfba1bcf5e44e52d312491ba8a"`
[INFO] [stdout] 0cfdb1086b2c1102c500e55d55c1e584be31bfdfba1bcf5e44e52d312491ba8a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ruipserra/learn_opengl:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 0edac0d5640161a05c8991f37204562e7e591ce09a9c4c095f014a29a5c46241
[INFO] running `"docker" "start" "-a" "0edac0d5640161a05c8991f37204562e7e591ce09a9c4c095f014a29a5c46241"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/learn_opengl-1b018ae4cd2c72f9
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/01_hello_window-5acd5464d3b9e49a
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/02_hello_triangle-2a04e17b11bea3c1
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/02b_hello_triangle-b0add87338be20d8
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/03_hello_rectangle-9b3d063090750302
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/04_shader_uniforms-16f281d846cf6aed
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/05_colors_in_vertex_data-6ea32015f6d66d9c
[INFO] [stderr]      Running /opt/crater/target/debug/deps/06_textures-322cacf4f0b45989
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests learn_opengl
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0edac0d5640161a05c8991f37204562e7e591ce09a9c4c095f014a29a5c46241"`
[INFO] running `"docker" "rm" "-f" "0edac0d5640161a05c8991f37204562e7e591ce09a9c4c095f014a29a5c46241"`
[INFO] [stdout] 0edac0d5640161a05c8991f37204562e7e591ce09a9c4c095f014a29a5c46241