[INFO] crate shred 0.9.4 is already in cache
[INFO] checking shred-0.9.4 against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] extracting crate shred 0.9.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate shred 0.9.4 on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate shred 0.9.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate shred 0.9.4
[INFO] tweaked toml for crates.io crate shred 0.9.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate shred 0.9.4 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0facdf7cac643e806d6f57b695430b0ed1b7c0247ee16994c9b803d6f01f4ec8
[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" "0facdf7cac643e806d6f57b695430b0ed1b7c0247ee16994c9b803d6f01f4ec8"`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]    Compiling shred-derive v0.6.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling const-random-macro v0.1.6
[INFO] [stderr]     Checking const-random v0.1.6
[INFO] [stderr]     Checking ahash v0.2.17
[INFO] [stderr]     Checking shred v0.9.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/dispatch/batch.rs:370:27
[INFO] [stderr]     |
[INFO] [stderr] 370 |         type SystemData = (Write<'a, PotatoStore>);
[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/dispatch/batch.rs:381:27
[INFO] [stderr]     |
[INFO] [stderr] 381 |         type SystemData = (Write<'a, TomatoStore>);
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> examples/batch_dispatching.rs:80:23
[INFO] [stderr]    |
[INFO] [stderr] 80 |     type SystemData = (Write<'a, PotatoStore>);
[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]   --> examples/batch_dispatching.rs:92:23
[INFO] [stderr]    |
[INFO] [stderr] 92 |     type SystemData = (Write<'a, TomatoStore>);
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> examples/batch_dispatching.rs:110:28
[INFO] [stderr]     |
[INFO] [stderr] 110 |     type BatchSystemData = (Read<'a, TomatoStore>);
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> benches/bench.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.28s
[INFO] running `"docker" "inspect" "0facdf7cac643e806d6f57b695430b0ed1b7c0247ee16994c9b803d6f01f4ec8"`
[INFO] running `"docker" "rm" "-f" "0facdf7cac643e806d6f57b695430b0ed1b7c0247ee16994c9b803d6f01f4ec8"`
[INFO] [stdout] 0facdf7cac643e806d6f57b695430b0ed1b7c0247ee16994c9b803d6f01f4ec8