[INFO] updating cached repository https://github.com/mpgarate/dropper
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bf6ecbe2965e1d25fe71fe3fea7559cf841740da
[INFO] checking mpgarate/dropper against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpgarate%2Fdropper" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mpgarate/dropper on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mpgarate/dropper
[INFO] finished tweaking git repo https://github.com/mpgarate/dropper
[INFO] tweaked toml for git repo https://github.com/mpgarate/dropper written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mpgarate/dropper already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 63d0deb8e6c2b27c28170364a13fbd3596278fe9ee3acbc0b90684509548646e
[INFO] running `"docker" "start" "-a" "63d0deb8e6c2b27c28170364a13fbd3596278fe9ee3acbc0b90684509548646e"`
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking pistoncore-input v0.17.1
[INFO] [stderr]     Checking sdl2-sys v0.27.3
[INFO] [stderr]     Checking piston2d-graphics v0.20.1
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]     Checking x11-dl v2.17.3
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking gfx_core v0.6.1
[INFO] [stderr]     Checking uuid v0.1.18
[INFO] [stderr]     Checking png v0.6.2
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]     Checking sdl2 v0.28.0
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking image v0.12.4
[INFO] [stderr]     Checking pistoncore-window v0.26.2
[INFO] [stderr]     Checking piston-ai_behavior v0.19.0
[INFO] [stderr]     Checking camera_controllers v0.20.0
[INFO] [stderr]     Checking piston2d-drag_controller v0.18.0
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]     Checking piston2d-sprite v0.33.0
[INFO] [stderr]     Checking winit v0.8.3
[INFO] [stderr]     Checking piston-gfx_texture v0.31.0
[INFO] [stderr]     Checking glutin v0.10.1
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.48.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.43.0
[INFO] [stderr]     Checking pistoncore-sdl2_window v0.40.0
[INFO] [stderr]     Checking piston_window v0.75.0
[INFO] [stderr]     Checking gfx_device_gl v0.13.1
[INFO] [stderr]     Checking gfx v0.14.1
[INFO] [stderr]     Checking dropper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `"docker" "inspect" "63d0deb8e6c2b27c28170364a13fbd3596278fe9ee3acbc0b90684509548646e"`
[INFO] running `"docker" "rm" "-f" "63d0deb8e6c2b27c28170364a13fbd3596278fe9ee3acbc0b90684509548646e"`
[INFO] [stdout] 63d0deb8e6c2b27c28170364a13fbd3596278fe9ee3acbc0b90684509548646e