[INFO] fetching crate fltk 1.4.33...
[INFO] checking fltk-1.4.33 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate fltk 1.4.33 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate fltk 1.4.33 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fltk 1.4.33
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate fltk 1.4.33
[INFO] tweaked toml for crates.io crate fltk 1.4.33 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate fltk 1.4.33 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" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fltk-sys v1.4.33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7391b0bf1b524426000abec088d876a497429b304bdbba8164de5cee6ac8ef37
[INFO] running `Command { std: "docker" "start" "-a" "7391b0bf1b524426000abec088d876a497429b304bdbba8164de5cee6ac8ef37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7391b0bf1b524426000abec088d876a497429b304bdbba8164de5cee6ac8ef37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7391b0bf1b524426000abec088d876a497429b304bdbba8164de5cee6ac8ef37", kill_on_drop: false }`
[INFO] [stdout] 7391b0bf1b524426000abec088d876a497429b304bdbba8164de5cee6ac8ef37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffed3d15bfac03fcb30d8ea3a38942e9b49a1e94110b4fabed558d981620b529
[INFO] running `Command { std: "docker" "start" "-a" "ffed3d15bfac03fcb30d8ea3a38942e9b49a1e94110b4fabed558d981620b529", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.1.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking ttf-parser v0.24.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling fltk-sys v1.4.33
[INFO] [stderr]     Checking fltk v1.4.33 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> tests/clear.rs:18:17
[INFO] [stdout]    |
[INFO] [stdout] 18 |             let b = button::Button::new(0, 0, 100, 100, "None");
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `w`
[INFO] [stdout]   --> tests/clear.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |     btn.handle(move |w, ev| {
[INFO] [stdout]    |                      ^ help: if this is intentional, prefix it with an underscore: `_w`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `fltk::app::add_timeout`: please use `add_timeout3` instead
[INFO] [stdout]   --> examples/popup_browser.rs:40:10
[INFO] [stdout]    |
[INFO] [stdout] 40 |     app::add_timeout(1.0, move || b.deselect(2));
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app`
[INFO] [stdout]  --> tests/image.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let app = app::App::default().with_scheme(app::Scheme::Gleam);
[INFO] [stdout]   |         ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]  --> tests/image.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut frame = Frame::default().size_of(&wind);
[INFO] [stdout]   |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> tests/image.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut frame = Frame::default().size_of(&wind);
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.28s
[INFO] running `Command { std: "docker" "inspect" "ffed3d15bfac03fcb30d8ea3a38942e9b49a1e94110b4fabed558d981620b529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffed3d15bfac03fcb30d8ea3a38942e9b49a1e94110b4fabed558d981620b529", kill_on_drop: false }`
[INFO] [stdout] ffed3d15bfac03fcb30d8ea3a38942e9b49a1e94110b4fabed558d981620b529