[INFO] updating cached repository https://github.com/andygrn/flock
[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] 88b50285043c1d832908068be18cf00c0a14d8cd
[INFO] checking andygrn/flock against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandygrn%2Fflock" "/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/andygrn/flock on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/andygrn/flock
[INFO] finished tweaking git repo https://github.com/andygrn/flock
[INFO] tweaked toml for git repo https://github.com/andygrn/flock written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/andygrn/flock already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "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] 24628c00988a87dd1c21d3857b6c038b071c463ad5d8595c2e9dd95f0b2004ab
[INFO] running `"docker" "start" "-a" "24628c00988a87dd1c21d3857b6c038b071c463ad5d8595c2e9dd95f0b2004ab"`
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking atom v0.3.4
[INFO] [stderr]     Checking smallvec v0.4.4
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking crossbeam v0.3.0
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]     Checking arrayvec v0.3.24
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]     Checking noise v0.4.1
[INFO] [stderr]    Compiling shred-derive v0.3.0
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking pulse v0.5.3
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]     Checking hibitset v0.3.2
[INFO] [stderr]     Checking shred v0.5.0
[INFO] [stderr]     Checking specs v0.10.0
[INFO] [stderr]     Checking flock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/terminal_renderer.rs:24:19
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub char_gen: (fn(f32, f32) -> char),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/terminal_renderer.rs:31:19
[INFO] [stderr]    |
[INFO] [stderr] 31 |         char_gen: (fn(f32, f32) -> char),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/terminal_renderer.rs:24:19
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub char_gen: (fn(f32, f32) -> char),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/terminal_renderer.rs:31:19
[INFO] [stderr]    |
[INFO] [stderr] 31 |         char_gen: (fn(f32, f32) -> char),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.63s
[INFO] running `"docker" "inspect" "24628c00988a87dd1c21d3857b6c038b071c463ad5d8595c2e9dd95f0b2004ab"`
[INFO] running `"docker" "rm" "-f" "24628c00988a87dd1c21d3857b6c038b071c463ad5d8595c2e9dd95f0b2004ab"`
[INFO] [stdout] 24628c00988a87dd1c21d3857b6c038b071c463ad5d8595c2e9dd95f0b2004ab