[INFO] fetching crate oxide-gui-linux 0.1.0...
[INFO] testing oxide-gui-linux-0.1.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate oxide-gui-linux 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate oxide-gui-linux 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate oxide-gui-linux 0.1.0
[INFO] tweaked toml for crates.io crate oxide-gui-linux 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate oxide-gui-linux 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate oxide-gui-linux 0.1.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oxide-gui-core v0.1.0
[INFO] [stderr]   Downloaded minifb v0.27.0
[INFO] [stderr]   Downloaded sdl2 v0.38.0
[INFO] [stderr]   Downloaded orbclient v0.3.54
[INFO] [stderr]   Downloaded sdl2-sys v0.38.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5c842f1446de4084bf467dcbfed26184ecbb3dc6fb7ec364845f81d3a1f9dbdb
[INFO] running `Command { std: "docker" "start" "5c842f1446de4084bf467dcbfed26184ecbb3dc6fb7ec364845f81d3a1f9dbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c842f1446de4084bf467dcbfed26184ecbb3dc6fb7ec364845f81d3a1f9dbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5c842f1446de4084bf467dcbfed26184ecbb3dc6fb7ec364845f81d3a1f9dbdb" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c842f1446de4084bf467dcbfed26184ecbb3dc6fb7ec364845f81d3a1f9dbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5c842f1446de4084bf467dcbfed26184ecbb3dc6fb7ec364845f81d3a1f9dbdb" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.28
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling xcursor v0.3.10
[INFO] [stderr]    Compiling raw-window-handle v0.6.2
[INFO] [stderr]    Compiling oxide-gui-core v0.1.0
[INFO] [stderr]    Compiling minifb v0.27.0
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling dlib v0.5.3
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]    Compiling wayland-commons v0.29.5
[INFO] [stderr]    Compiling wayland-cursor v0.29.5
[INFO] [stderr]    Compiling oxide-gui-linux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 34.06s
[INFO] running `Command { std: "docker" "inspect" "5c842f1446de4084bf467dcbfed26184ecbb3dc6fb7ec364845f81d3a1f9dbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5c842f1446de4084bf467dcbfed26184ecbb3dc6fb7ec364845f81d3a1f9dbdb" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling oxide-gui-linux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "5c842f1446de4084bf467dcbfed26184ecbb3dc6fb7ec364845f81d3a1f9dbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5c842f1446de4084bf467dcbfed26184ecbb3dc6fb7ec364845f81d3a1f9dbdb" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/oxide_gui_linux-becf2e1eaca7af19)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests oxide_gui_linux
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] error[E0502]: cannot borrow `backend` as immutable because it is also borrowed as mutable
[INFO] [stdout]   --> src/lib.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | let mut canvas  = Canvas::new(&mut backend);
[INFO] [stdout]    |                               ------------ mutable borrow occurs here
[INFO] [stdout] 15 |
[INFO] [stdout] 16 | while backend.is_open() {
[INFO] [stdout]    |       ^^^^^^^ immutable borrow occurs here
[INFO] [stdout] 17 |     canvas.clear(palette::DARK_BG);
[INFO] [stdout]    |     ------ mutable borrow later used here
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0502`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5c842f1446de4084bf467dcbfed26184ecbb3dc6fb7ec364845f81d3a1f9dbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c842f1446de4084bf467dcbfed26184ecbb3dc6fb7ec364845f81d3a1f9dbdb", kill_on_drop: false }`
[INFO] [stdout] 5c842f1446de4084bf467dcbfed26184ecbb3dc6fb7ec364845f81d3a1f9dbdb
