[INFO] crate unseemly 0.0.0 is already in cache
[INFO] checking unseemly-0.0.0 against master#b1f395de642e8be7bcbbd2bd8aaadab715851f49 for pr-69410
[INFO] extracting crate unseemly 0.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate unseemly 0.0.0 on toolchain b1f395de642e8be7bcbbd2bd8aaadab715851f49
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b1f395de642e8be7bcbbd2bd8aaadab715851f49" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate unseemly 0.0.0
[INFO] finished tweaking crates.io crate unseemly 0.0.0
[INFO] tweaked toml for crates.io crate unseemly 0.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate unseemly 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b1f395de642e8be7bcbbd2bd8aaadab715851f49" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+b1f395de642e8be7bcbbd2bd8aaadab715851f49" "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] 2912378d8a238bf332f0b04d2a1f327ea221fc854c4abd7176a535fc56ee9543
[INFO] running `"docker" "start" "-a" "2912378d8a238bf332f0b04d2a1f327ea221fc854c4abd7176a535fc56ee9543"`
[INFO] [stderr]     Checking tap v0.4.0
[INFO] [stderr]     Checking findshlibs v0.5.0
[INFO] [stderr]    Compiling im-rc v13.0.0
[INFO] [stderr]     Checking gimli v0.19.0
[INFO] [stderr]     Checking sized-chunks v0.3.1
[INFO] [stderr]     Checking intervaltree v0.2.4
[INFO] [stderr]     Checking rustyline v4.1.0
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking goblin v0.0.24
[INFO] [stderr]     Checking addr2line v0.10.0
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking color-backtrace v0.3.0
[INFO] [stderr]     Checking unseemly v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/ast.rs:54:81
[INFO] [stderr]    |
[INFO] [stderr] 54 |         extract!((v) crate::runtime::eval::Value::AbstractSyntax = (ref ast) => (ast.clone()))
[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 block return value
[INFO] [stderr]   --> src/ast.rs:54:81
[INFO] [stderr]    |
[INFO] [stderr] 54 |         extract!((v) crate::runtime::eval::Value::AbstractSyntax = (ref ast) => (ast.clone()))
[INFO] [stderr]    |                                                                                 ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.20s
[INFO] running `"docker" "inspect" "2912378d8a238bf332f0b04d2a1f327ea221fc854c4abd7176a535fc56ee9543"`
[INFO] running `"docker" "rm" "-f" "2912378d8a238bf332f0b04d2a1f327ea221fc854c4abd7176a535fc56ee9543"`
[INFO] [stdout] 2912378d8a238bf332f0b04d2a1f327ea221fc854c4abd7176a535fc56ee9543