[INFO] updating cached repository https://github.com/sugidaffection/rs-pong-piston
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 122b146ed4d45554587377b26731b174a76c4999
[INFO] checking sugidaffection/rs-pong-piston against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsugidaffection%2Frs-pong-piston" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sugidaffection/rs-pong-piston on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sugidaffection/rs-pong-piston
[INFO] finished tweaking git repo https://github.com/sugidaffection/rs-pong-piston
[INFO] tweaked toml for git repo https://github.com/sugidaffection/rs-pong-piston written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/sugidaffection/rs-pong-piston already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0e42c3b941097b0b35e2905f4332c791bf5a1645c8ed90fbc29b98a1390d2cbb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "0e42c3b941097b0b35e2905f4332c791bf5a1645c8ed90fbc29b98a1390d2cbb"`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking piston2d-graphics v0.35.0
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking wayland-client v0.21.13
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking image v0.22.4
[INFO] [stderr]     Checking wayland-protocols v0.21.13
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking piston-gfx_texture v0.40.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.66.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking winit v0.19.5
[INFO] [stderr]     Checking glutin v0.21.2
[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 piston v0.49.0
[INFO] [stderr]     Checking piston_window v0.105.0
[INFO] [stderr]     Checking pong v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `dt`
[INFO] [stderr]    --> src/main.rs:154:23
[INFO] [stderr]     |
[INFO] [stderr] 154 |     fn update(&mut self, dt: f64) {
[INFO] [stderr]     |                          ^^ help: if this is intentional, prefix it with an underscore: `_dt`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dt`
[INFO] [stderr]    --> src/main.rs:154:23
[INFO] [stderr]     |
[INFO] [stderr] 154 |     fn update(&mut self, dt: f64) {
[INFO] [stderr]     |                          ^^ help: if this is intentional, prefix it with an underscore: `_dt`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `"docker" "inspect" "0e42c3b941097b0b35e2905f4332c791bf5a1645c8ed90fbc29b98a1390d2cbb"`
[INFO] running `"docker" "rm" "-f" "0e42c3b941097b0b35e2905f4332c791bf5a1645c8ed90fbc29b98a1390d2cbb"`
[INFO] [stdout] 0e42c3b941097b0b35e2905f4332c791bf5a1645c8ed90fbc29b98a1390d2cbb