[INFO] fetching crate dear-imgui-winit 0.2.0...
[INFO] checking dear-imgui-winit-0.2.0 against master#a2db9280539229a3b8a084a09886670a57bc7e9c for pr-147185
[INFO] extracting crate dear-imgui-winit 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate dear-imgui-winit 0.2.0
[INFO] finished tweaking crates.io crate dear-imgui-winit 0.2.0
[INFO] tweaked toml for crates.io crate dear-imgui-winit 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dear-imgui-winit 0.2.0 on toolchain a2db9280539229a3b8a084a09886670a57bc7e9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dear-imgui-winit 0.2.0 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" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dear-imgui-build-support v0.1.0
[INFO] [stderr]   Downloaded dear-imgui v0.2.0
[INFO] [stderr]   Downloaded dear-imgui-sys v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dc0055127893e53fb6d6dbdef1b4da68f95e5093e73f64c7f70aaac9079e7c0
[INFO] running `Command { std: "docker" "start" "-a" "0dc0055127893e53fb6d6dbdef1b4da68f95e5093e73f64c7f70aaac9079e7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dc0055127893e53fb6d6dbdef1b4da68f95e5093e73f64c7f70aaac9079e7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dc0055127893e53fb6d6dbdef1b4da68f95e5093e73f64c7f70aaac9079e7c0", kill_on_drop: false }`
[INFO] [stdout] 0dc0055127893e53fb6d6dbdef1b4da68f95e5093e73f64c7f70aaac9079e7c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+a2db9280539229a3b8a084a09886670a57bc7e9c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e11514814418f7af2c6e69e103024b44179de42aff89e49affda9ae03af146e8
[INFO] running `Command { std: "docker" "start" "-a" "e11514814418f7af2c6e69e103024b44179de42aff89e49affda9ae03af146e8", kill_on_drop: false }`
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[INFO] [stderr]    Compiling dear-imgui-build-support v0.1.0
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[INFO] [stderr]    Compiling dear-imgui-sys v0.2.0
[INFO] [stderr]     Checking dear-imgui v0.2.0
[INFO] [stderr]     Checking dear-imgui-winit v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/events.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut active_id = active.borrow().clone();
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/events.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut active_id = active.borrow().clone();
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `Command { std: "docker" "inspect" "e11514814418f7af2c6e69e103024b44179de42aff89e49affda9ae03af146e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e11514814418f7af2c6e69e103024b44179de42aff89e49affda9ae03af146e8", kill_on_drop: false }`
[INFO] [stdout] e11514814418f7af2c6e69e103024b44179de42aff89e49affda9ae03af146e8