[INFO] fetching crate candelabre-windowing 0.2.1...
[INFO] checking candelabre-windowing-0.2.1 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate candelabre-windowing 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate candelabre-windowing 0.2.1 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate candelabre-windowing 0.2.1
[INFO] finished tweaking crates.io crate candelabre-windowing 0.2.1
[INFO] tweaked toml for crates.io crate candelabre-windowing 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9acef46648d665f654a00375755663fea11838840d9f6725635aa1160fb79548
[INFO] running `Command { std: "docker" "start" "-a" "9acef46648d665f654a00375755663fea11838840d9f6725635aa1160fb79548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9acef46648d665f654a00375755663fea11838840d9f6725635aa1160fb79548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9acef46648d665f654a00375755663fea11838840d9f6725635aa1160fb79548", kill_on_drop: false }`
[INFO] [stdout] 9acef46648d665f654a00375755663fea11838840d9f6725635aa1160fb79548
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5f4e56a4f81a39dee569f3e9e4e3986f10fff09513f737578d3a8424a6c2f73
[INFO] running `Command { std: "docker" "start" "-a" "d5f4e56a4f81a39dee569f3e9e4e3986f10fff09513f737578d3a8424a6c2f73", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.16
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling khronos_api v3.1.0
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[INFO] [stderr]    Compiling gl_generator v0.14.0
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[INFO] [stderr]    Compiling glutin_egl_sys v0.1.6
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[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]     Checking ordered-float v1.1.1
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[INFO] [stderr]    Compiling wayland-protocols v0.23.6
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[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
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[INFO] [stderr]     Checking glutin v0.24.1
[INFO] [stderr]     Checking candelabre-windowing v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> tests/integration_test.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 | /         &win_manager.create_window::<_, FakeSurface>(
[INFO] [stdout] 108 | |             &el,
[INFO] [stdout] 109 | |             el.primary_monitor().video_modes().next().unwrap(),
[INFO] [stdout] 110 | |             CandlDimension::Classic(800, 400),
[INFO] [stdout] 111 | |             &format!("test candelabre multi window: #{}", win_idx+1),
[INFO] [stdout] 112 | |             CandlOptions::default()
[INFO] [stdout] 113 | |         ).unwrap();
[INFO] [stdout]     | |__________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let _ = &win_manager.create_window::<_, FakeSurface>(
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.24s
[INFO] running `Command { std: "docker" "inspect" "d5f4e56a4f81a39dee569f3e9e4e3986f10fff09513f737578d3a8424a6c2f73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5f4e56a4f81a39dee569f3e9e4e3986f10fff09513f737578d3a8424a6c2f73", kill_on_drop: false }`
[INFO] [stdout] d5f4e56a4f81a39dee569f3e9e4e3986f10fff09513f737578d3a8424a6c2f73
