[INFO] cloning repository https://github.com/zicklag/me-learning-opengl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zicklag/me-learning-opengl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzicklag%2Fme-learning-opengl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzicklag%2Fme-learning-opengl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5ab64daa9cbfacc124371e7b08f3deb76b95b2c
[INFO] testing zicklag/me-learning-opengl against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzicklag%2Fme-learning-opengl" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zicklag/me-learning-opengl on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking git repo https://github.com/zicklag/me-learning-opengl
[INFO] finished tweaking git repo https://github.com/zicklag/me-learning-opengl
[INFO] tweaked toml for git repo https://github.com/zicklag/me-learning-opengl written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/zicklag/me-learning-opengl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytemuck v1.4.0
[INFO] [stderr]   Downloaded tobj v0.1.12
[INFO] [stderr]   Downloaded android_glue v0.2.3
[INFO] [stderr]   Downloaded either v1.6.0
[INFO] [stderr]   Downloaded x11 v2.18.2
[INFO] [stderr]   Downloaded leaky-cow v0.1.1
[INFO] [stderr]   Downloaded gl_generator v0.14.0
[INFO] [stderr]   Downloaded rusttype v0.7.9
[INFO] [stderr]   Downloaded xdg v2.2.0
[INFO] [stderr]   Downloaded cocoa v0.20.2
[INFO] [stderr]   Downloaded cgl v0.3.2
[INFO] [stderr]   Downloaded khronos_api v3.1.0
[INFO] [stderr]   Downloaded surfman v0.3.0
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded cocoa v0.19.1
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded png v0.16.7
[INFO] [stderr]   Downloaded color_quant v1.0.1
[INFO] [stderr]   Downloaded gif v0.10.3
[INFO] [stderr]   Downloaded image v0.23.9
[INFO] [stderr]   Downloaded cgmath v0.16.1
[INFO] [stderr]   Downloaded objc_id v0.1.1
[INFO] [stderr]   Downloaded leak v0.1.2
[INFO] [stderr]   Downloaded objc v0.2.7
[INFO] [stderr]   Downloaded memmap v0.7.0
[INFO] [stderr]   Downloaded num-rational v0.3.0
[INFO] [stderr]   Downloaded wayland-client v0.21.13
[INFO] [stderr]   Downloaded cc v1.0.59
[INFO] [stderr]   Downloaded time-point v0.1.1
[INFO] [stderr]   Downloaded display-link v0.2.0
[INFO] [stderr]   Downloaded num-rational v0.2.4
[INFO] [stderr]   Downloaded io-surface v0.12.1
[INFO] [stderr]   Downloaded objc-foundation v0.1.1
[INFO] [stderr]   Downloaded mach v0.3.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.20
[INFO] [stderr]   Downloaded deflate v0.8.6
[INFO] [stderr]   Downloaded parking_lot v0.7.1
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.4.6
[INFO] [stderr]   Downloaded winit v0.18.1
[INFO] [stderr]   Downloaded rayon-core v1.8.0
[INFO] [stderr]   Downloaded miniz_oxide v0.4.1
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.9
[INFO] [stderr]   Downloaded tiff v0.5.0
[INFO] [stderr]   Downloaded cfg_aliases v0.1.0
[INFO] [stderr]   Downloaded core-graphics v0.19.2
[INFO] [stderr]   Downloaded approx v0.1.1
[INFO] [stderr]   Downloaded wayland-protocols v0.21.13
[INFO] [stderr]   Downloaded rusttype v0.8.3
[INFO] [stderr]   Downloaded rayon v1.4.0
[INFO] [stderr]   Downloaded objc_exception v0.1.2
[INFO] [stderr]   Downloaded parking_lot_core v0.4.0
[INFO] [stderr]   Downloaded core-graphics v0.17.3
[INFO] [stderr]   Downloaded ordered-float v1.1.0
[INFO] [stderr]   Downloaded stable_deref_trait v1.2.0
[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded andrew v0.2.1
[INFO] [stderr]   Downloaded downcast-rs v1.2.0
[INFO] [stderr]   Downloaded syn v1.0.40
[INFO] [stderr]   Downloaded libc v0.2.76
[INFO] [stderr]   Downloaded num-bigint v0.2.6
[INFO] [stderr]   Downloaded smallvec v1.4.2
[INFO] [stderr]   Downloaded cocoa v0.18.5
[INFO] [stderr]   Downloaded block v0.1.6
[INFO] [stderr]   Downloaded dlib v0.4.2
[INFO] [stderr]   Downloaded line_drawing v0.7.0
[INFO] [stderr]   Downloaded wayland-scanner v0.21.13
[INFO] [stderr]   Downloaded gl_generator v0.13.1
[INFO] [stderr]   Downloaded wayland-sys v0.21.13
[INFO] [stderr]   Downloaded xml-rs v0.8.3
[INFO] [stderr]   Downloaded wayland-commons v0.21.13
[INFO] [stderr]   Downloaded slotmap v0.4.0
[INFO] [stderr]   Downloaded libloading v0.6.3
[INFO] [stderr]   Downloaded euclid v0.20.14
[INFO] [stderr]   Downloaded gleam v0.7.0
[INFO] [stderr]   Downloaded wayland-sys v0.24.1
[INFO] [stderr]   Downloaded metal v0.18.0
[INFO] [stderr]   Downloaded owning_ref v0.4.1
[INFO] [stderr]   Downloaded wio v0.2.2
[INFO] [stderr]   Downloaded x11-dl v2.18.5
[INFO] [stderr]   Downloaded glow v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86cdb42ad16226c26a48b2858e8e40263b32493566fec2a5bd9dff025cc9deb2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "86cdb42ad16226c26a48b2858e8e40263b32493566fec2a5bd9dff025cc9deb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86cdb42ad16226c26a48b2858e8e40263b32493566fec2a5bd9dff025cc9deb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86cdb42ad16226c26a48b2858e8e40263b32493566fec2a5bd9dff025cc9deb2", kill_on_drop: false }`
[INFO] [stdout] 86cdb42ad16226c26a48b2858e8e40263b32493566fec2a5bd9dff025cc9deb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a639d7d0d6a0f0a3f044981e87a691d2e6e111273511543ae02b1ed4c5f45c3e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a639d7d0d6a0f0a3f044981e87a691d2e6e111273511543ae02b1ed4c5f45c3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg_aliases v0.1.0
[INFO] [stderr]    Compiling glow v0.6.0
[INFO] [stderr]    Compiling tobj v0.1.12
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling euclid v0.20.14
[INFO] [stderr]    Compiling wayland-sys v0.24.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling surfman v0.3.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling image v0.23.9
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling winit v0.18.1
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling me-learning-opengl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/06_framebuffers_01.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let mut gl = unsafe {
[INFO] [stdout]     |         ----^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `me-learning-opengl`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name 06_framebuffers_02 --edition=2018 src/bin/06_framebuffers_02.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=f7173b5c20255814 -C extra-filename=-f7173b5c20255814 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cgmath=/opt/rustwide/target/debug/deps/libcgmath-4755b4d8353bc997.rlib --extern glow=/opt/rustwide/target/debug/deps/libglow-e1ccf0aa278c1da7.rlib --extern image=/opt/rustwide/target/debug/deps/libimage-163cc3db6292e021.rlib --extern me_learning_opengl=/opt/rustwide/target/debug/deps/libme_learning_opengl-f72d702182b03e13.rlib --extern num=/opt/rustwide/target/debug/deps/libnum-2d5d323f68960298.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-97427e84ec203da3.rlib --extern surfman=/opt/rustwide/target/debug/deps/libsurfman-b7a180892618f98d.rlib --extern tobj=/opt/rustwide/target/debug/deps/libtobj-95add57afb11e880.rlib --extern winit=/opt/rustwide/target/debug/deps/libwinit-2b567cefd8d2f91b.rlib --cap-lints=warn -L native=/usr/lib/x86_64-linux-gnu` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a639d7d0d6a0f0a3f044981e87a691d2e6e111273511543ae02b1ed4c5f45c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a639d7d0d6a0f0a3f044981e87a691d2e6e111273511543ae02b1ed4c5f45c3e", kill_on_drop: false }`
[INFO] [stdout] a639d7d0d6a0f0a3f044981e87a691d2e6e111273511543ae02b1ed4c5f45c3e
