[INFO] updating cached repository https://github.com/McGittyHub/cubes-rs [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] 4b078a42c3e27afd3107a171f8b7614319817036 [INFO] checking McGittyHub/cubes-rs against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMcGittyHub%2Fcubes-rs" "/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/McGittyHub/cubes-rs on toolchain b61e69433951e31f7bd746e22f516a48ad41623b [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/McGittyHub/cubes-rs [INFO] finished tweaking git repo https://github.com/McGittyHub/cubes-rs [INFO] tweaked toml for git repo https://github.com/McGittyHub/cubes-rs written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/McGittyHub/cubes-rs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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-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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 15332d32985de145567ce1100c484834437d7e0e5c0874212c2e036c111c23cb [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" "15332d32985de145567ce1100c484834437d7e0e5c0874212c2e036c111c23cb"` [INFO] [stderr] Compiling cgmath v0.16.0 [INFO] [stderr] Checking smallvec v0.6.0 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking num-complex v0.1.41 [INFO] [stderr] Checking noise v0.4.1 [INFO] [stderr] Checking libloading v0.4.3 [INFO] [stderr] Checking num-bigint v0.1.41 [INFO] [stderr] Checking ordered-float v0.5.0 [INFO] [stderr] Checking gfx_core v0.8.0 [INFO] [stderr] Checking backtrace-sys v0.1.16 [INFO] [stderr] Compiling glutin v0.12.0 [INFO] [stderr] Compiling gfx_gl v0.4.0 [INFO] [stderr] Checking backtrace v0.3.5 [INFO] [stderr] Checking dlib v0.4.0 [INFO] [stderr] Checking rusttype v0.3.0 [INFO] [stderr] Checking wayland-sys v0.12.5 [INFO] [stderr] Checking wayland-client v0.12.5 [INFO] [stderr] Checking num-rational v0.1.40 [INFO] [stderr] Checking num v0.1.41 [INFO] [stderr] Checking wayland-protocols v0.12.5 [INFO] [stderr] Checking wayland-kbd v0.13.1 [INFO] [stderr] Checking wayland-window v0.13.2 [INFO] [stderr] Checking collision v0.14.0 [INFO] [stderr] Checking winit v0.10.0 [INFO] [stderr] Checking gfx_device_gl v0.15.0 [INFO] [stderr] Checking gfx v0.17.1 [INFO] [stderr] Checking gfx_window_glutin v0.20.0 [INFO] [stderr] Checking gfx_glyph v0.8.0 [INFO] [stderr] Checking cubes-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `cube_count` [INFO] [stderr] --> src/main.rs:368:13 [INFO] [stderr] | [INFO] [stderr] 368 | let mut cube_count = 0; [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_cube_count` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:368:9 [INFO] [stderr] | [INFO] [stderr] 368 | let mut cube_count = 0; [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(conservative_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `entry_and_modify` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(entry_and_modify)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cube_count` [INFO] [stderr] --> src/main.rs:368:13 [INFO] [stderr] | [INFO] [stderr] 368 | let mut cube_count = 0; [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_cube_count` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:368:9 [INFO] [stderr] | [INFO] [stderr] 368 | let mut cube_count = 0; [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(conservative_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `entry_and_modify` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(entry_and_modify)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 12s [INFO] running `"docker" "inspect" "15332d32985de145567ce1100c484834437d7e0e5c0874212c2e036c111c23cb"` [INFO] running `"docker" "rm" "-f" "15332d32985de145567ce1100c484834437d7e0e5c0874212c2e036c111c23cb"` [INFO] [stdout] 15332d32985de145567ce1100c484834437d7e0e5c0874212c2e036c111c23cb