[INFO] cloning repository https://github.com/esden/rtwang
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/esden/rtwang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesden%2Frtwang"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesden%2Frtwang'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6fd10fb1f569d8bb7e9f873bc944ae660072d8c9
[INFO] checking esden/rtwang against master#e2223c94bf433fc38234d1303e88cbaf14755863 for pr-69548
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesden%2Frtwang" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/esden/rtwang on toolchain e2223c94bf433fc38234d1303e88cbaf14755863
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/esden/rtwang
[INFO] finished tweaking git repo https://github.com/esden/rtwang
[INFO] tweaked toml for git repo https://github.com/esden/rtwang written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/esden/rtwang already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "+e2223c94bf433fc38234d1303e88cbaf14755863" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 17fbaddb3acd0e2a5c7ac157a6140793602fb897d24100d891cbe7d79c19bd8f
[INFO] running `"docker" "start" "-a" "17fbaddb3acd0e2a5c7ac157a6140793602fb897d24100d891cbe7d79c19bd8f"`
[INFO] [stderr]     Checking sdl2-sys v0.32.6
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking image v0.23.0
[INFO] [stderr]     Checking sdl2 v0.32.2
[INFO] [stderr]     Checking piston-gfx_texture v0.41.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.68.0
[INFO] [stderr]     Checking pistoncore-input v0.28.0
[INFO] [stderr]     Checking pistoncore-window v0.44.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.49.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.63.0
[INFO] [stderr]     Checking pistoncore-sdl2_window v0.63.0
[INFO] [stderr]     Checking piston v0.49.0
[INFO] [stderr]     Checking piston_window v0.107.0
[INFO] [stderr]     Checking rtwang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.48s
[INFO] running `"docker" "inspect" "17fbaddb3acd0e2a5c7ac157a6140793602fb897d24100d891cbe7d79c19bd8f"`
[INFO] running `"docker" "rm" "-f" "17fbaddb3acd0e2a5c7ac157a6140793602fb897d24100d891cbe7d79c19bd8f"`
[INFO] [stdout] 17fbaddb3acd0e2a5c7ac157a6140793602fb897d24100d891cbe7d79c19bd8f