[INFO] crate libaster 1.2.1 is already in cache
[INFO] checking libaster-1.2.1 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate libaster 1.2.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate libaster 1.2.1 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate libaster 1.2.1
[INFO] finished tweaking crates.io crate libaster 1.2.1
[INFO] tweaked toml for crates.io crate libaster 1.2.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3af785f774ded16358e77e3f1d5daa870fbfa30c604ec379a9b470a3f61379b1
[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" "3af785f774ded16358e77e3f1d5daa870fbfa30c604ec379a9b470a3f61379b1"`
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]    Compiling assert2-macros v0.1.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking btoi v0.4.2
[INFO] [stderr]     Checking tokio v0.2.17
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking inotify v0.8.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking assert2 v0.1.2
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking libaster v1.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/protocol/redis/resp.rs:509:38
[INFO] [stderr]     |
[INFO] [stderr] 509 |     static ref FINDER: AhoCorasick = { AhoCorasick::new(PATTERNS) };
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> src/protocol/redis/resp.rs:509:38
[INFO] [stderr]     |
[INFO] [stderr] 509 |     static ref FINDER: AhoCorasick = { AhoCorasick::new(PATTERNS) };
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.92s
[INFO] running `"docker" "inspect" "3af785f774ded16358e77e3f1d5daa870fbfa30c604ec379a9b470a3f61379b1"`
[INFO] running `"docker" "rm" "-f" "3af785f774ded16358e77e3f1d5daa870fbfa30c604ec379a9b470a3f61379b1"`
[INFO] [stdout] 3af785f774ded16358e77e3f1d5daa870fbfa30c604ec379a9b470a3f61379b1