[INFO] fetching crate rg3d 0.7.0...
[INFO] checking rg3d-0.7.0 against master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325
[INFO] extracting crate rg3d 0.7.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rg3d 0.7.0 on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rg3d 0.7.0
[INFO] finished tweaking crates.io crate rg3d 0.7.0
[INFO] tweaked toml for crates.io crate rg3d 0.7.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rg3d 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "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] 3e7dd536e915512bd80240b48fe24ce1c3f2dcc779aa9e94efc1e497d3584f2e
[INFO] running `"docker" "start" "-a" "3e7dd536e915512bd80240b48fe24ce1c3f2dcc779aa9e94efc1e497d3584f2e"`
[INFO] [stderr]     Checking strength_reduce v0.2.3
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling alsa-sys v0.2.0
[INFO] [stderr]    Compiling stackvector v1.0.8
[INFO] [stderr]    Compiling lexical-core v0.5.0
[INFO] [stderr]    Compiling lexical v3.0.0
[INFO] [stderr]     Checking rg3d-core v0.4.0
[INFO] [stderr]     Checking wayland-protocols v0.23.6
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking rustfft v3.0.1
[INFO] [stderr]     Checking rg3d-physics v0.2.1
[INFO] [stderr]     Checking rg3d-sound v0.11.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.4
[INFO] [stderr]     Checking winit v0.20.0
[INFO] [stderr]     Checking glutin v0.22.0
[INFO] [stderr]     Checking rg3d v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/scene/graph.rs:497:13
[INFO] [stderr]     |
[INFO] [stderr] 497 |         let a = graph.add_node(Node::Base(Base::default()));
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/scene/graph.rs:498:13
[INFO] [stderr]     |
[INFO] [stderr] 498 |         let b = graph.add_node(Node::Base(Base::default()));
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/scene/graph.rs:499:13
[INFO] [stderr]     |
[INFO] [stderr] 499 |         let c = graph.add_node(Node::Base(Base::default()));
[INFO] [stderr]     |             ^ help: consider prefixing with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.85s
[INFO] running `"docker" "inspect" "3e7dd536e915512bd80240b48fe24ce1c3f2dcc779aa9e94efc1e497d3584f2e"`
[INFO] running `"docker" "rm" "-f" "3e7dd536e915512bd80240b48fe24ce1c3f2dcc779aa9e94efc1e497d3584f2e"`
[INFO] [stdout] 3e7dd536e915512bd80240b48fe24ce1c3f2dcc779aa9e94efc1e497d3584f2e