[INFO] fetching crate rust_graphics_window 0.1.2...
[INFO] checking rust_graphics_window-0.1.2 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate rust_graphics_window 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rust_graphics_window 0.1.2 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_graphics_window 0.1.2
[INFO] finished tweaking crates.io crate rust_graphics_window 0.1.2
[INFO] tweaked toml for crates.io crate rust_graphics_window 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rust_graphics_window 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c2f5b918083ed08e0e0d80f28860d693110e99cd1370185c5f3eeb4c33e6234
[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" "5c2f5b918083ed08e0e0d80f28860d693110e99cd1370185c5f3eeb4c33e6234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c2f5b918083ed08e0e0d80f28860d693110e99cd1370185c5f3eeb4c33e6234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c2f5b918083ed08e0e0d80f28860d693110e99cd1370185c5f3eeb4c33e6234", kill_on_drop: false }`
[INFO] [stdout] 5c2f5b918083ed08e0e0d80f28860d693110e99cd1370185c5f3eeb4c33e6234
[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=forbid" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a48954aaea1a5020661daed8a26d814ce3de90712aecf525842f5a88b2ef86a8
[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" "a48954aaea1a5020661daed8a26d814ce3de90712aecf525842f5a88b2ef86a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking rust_graphics_log v0.1.0
[INFO] [stderr]     Checking rust_graphics_library_loader v0.1.3
[INFO] [stderr]     Checking rust_graphics_window v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Index1`
[INFO] [stdout]    --> src/linux/xcb.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     Index1 = 1,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Index2`
[INFO] [stdout]    --> src/linux/xcb.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     Index2 = 2,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Index3`
[INFO] [stdout]    --> src/linux/xcb.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     Index3 = 3,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Index1`
[INFO] [stdout]    --> src/linux/xcb.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     Index1 = 1,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Index2`
[INFO] [stdout]    --> src/linux/xcb.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     Index2 = 2,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Index3`
[INFO] [stdout]    --> src/linux/xcb.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     Index3 = 3,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `while` condition
[INFO] [stdout]   --> examples/hello.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 |     while { result_f!(listener.read()).running } {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "a48954aaea1a5020661daed8a26d814ce3de90712aecf525842f5a88b2ef86a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a48954aaea1a5020661daed8a26d814ce3de90712aecf525842f5a88b2ef86a8", kill_on_drop: false }`
[INFO] [stdout] a48954aaea1a5020661daed8a26d814ce3de90712aecf525842f5a88b2ef86a8