[INFO] fetching crate glfw 0.42.0...
[INFO] testing glfw-0.42.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate glfw 0.42.0 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate glfw 0.42.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate glfw 0.42.0
[INFO] finished tweaking crates.io crate glfw 0.42.0
[INFO] tweaked toml for crates.io crate glfw 0.42.0 written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] crate crates.io crate glfw 0.42.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vk-sys v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7ff3e9886f40610060dc5c50a3ac2caeef781d304f630a6843b618b4fc10008
[INFO] running `Command { std: "docker" "start" "-a" "a7ff3e9886f40610060dc5c50a3ac2caeef781d304f630a6843b618b4fc10008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7ff3e9886f40610060dc5c50a3ac2caeef781d304f630a6843b618b4fc10008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7ff3e9886f40610060dc5c50a3ac2caeef781d304f630a6843b618b4fc10008", kill_on_drop: false }`
[INFO] [stdout] a7ff3e9886f40610060dc5c50a3ac2caeef781d304f630a6843b618b4fc10008
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce94cb62c3f0848dc4b647b6a1c98c548806e7b21e780d752681c89783dd28ef
[INFO] running `Command { std: "docker" "start" "-a" "ce94cb62c3f0848dc4b647b6a1c98c548806e7b21e780d752681c89783dd28ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling glfw-sys v3.3.4
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling glfw v0.42.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: field is never read: `drop_receiver`
[INFO] [stdout]     --> src/lib.rs:1926:5
[INFO] [stdout]      |
[INFO] [stdout] 1926 |     drop_receiver: Receiver<()>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:24:5
[INFO] [stdout]      |
[INFO] [stdout] 24   |     unused,
[INFO] [stdout]      |     ^^^^^^
[INFO] [stdout]      = note: `#[deny(dead_code)]` implied by `#[deny(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `glfw` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ce94cb62c3f0848dc4b647b6a1c98c548806e7b21e780d752681c89783dd28ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce94cb62c3f0848dc4b647b6a1c98c548806e7b21e780d752681c89783dd28ef", kill_on_drop: false }`
[INFO] [stdout] ce94cb62c3f0848dc4b647b6a1c98c548806e7b21e780d752681c89783dd28ef