[INFO] crate unseemly 0.0.0 is already in cache
[INFO] checking unseemly-0.0.0 against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] extracting crate unseemly 0.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate unseemly 0.0.0 on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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-1/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" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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] 411bd706a8341fa8e3cd1c8b1c276a22b5c1f9d369e3f5878410fcf2ab2079fd
[INFO] running `"docker" "start" "-a" "411bd706a8341fa8e3cd1c8b1c276a22b5c1f9d369e3f5878410fcf2ab2079fd"`
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking tap v0.4.0
[INFO] [stderr]    Compiling num-bigint v0.2.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking thread_local v1.0.0
[INFO] [stderr]     Checking libc v0.2.66
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling im-rc v13.0.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking sized-chunks v0.3.1
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]     Checking gimli v0.19.0
[INFO] [stderr]     Checking intervaltree v0.2.4
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking findshlibs v0.5.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking num-rational v0.2.3
[INFO] [stderr]     Checking goblin v0.0.24
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking addr2line v0.10.0
[INFO] [stderr]     Checking rustyline v4.1.0
[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 45.66s
[INFO] running `"docker" "inspect" "411bd706a8341fa8e3cd1c8b1c276a22b5c1f9d369e3f5878410fcf2ab2079fd"`
[INFO] running `"docker" "rm" "-f" "411bd706a8341fa8e3cd1c8b1c276a22b5c1f9d369e3f5878410fcf2ab2079fd"`
[INFO] [stdout] 411bd706a8341fa8e3cd1c8b1c276a22b5c1f9d369e3f5878410fcf2ab2079fd