[INFO] crate lightning-wire-msgs-derive-base 0.2.6 is already in cache
[INFO] checking lightning-wire-msgs-derive-base-0.2.6 against master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325
[INFO] extracting crate lightning-wire-msgs-derive-base 0.2.6 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate lightning-wire-msgs-derive-base 0.2.6 on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate lightning-wire-msgs-derive-base 0.2.6
[INFO] finished tweaking crates.io crate lightning-wire-msgs-derive-base 0.2.6
[INFO] tweaked toml for crates.io crate lightning-wire-msgs-derive-base 0.2.6 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "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] f6b4b9bdcfa47f0d52c3e056ae5c79fa96d6795b83bd67e433c61f9eafda4712
[INFO] running `"docker" "start" "-a" "f6b4b9bdcfa47f0d52c3e056ae5c79fa96d6795b83bd67e433c61f9eafda4712"`
[INFO] [stderr]     Checking syn v1.0.14
[INFO] [stderr]     Checking lightning-wire-msgs-derive-base v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/wire_msg.rs:176:29
[INFO] [stderr]     |
[INFO] [stderr] 176 | / ...                   (match a.args.first().expect("tlv value must be Option") {
[INFO] [stderr] 177 | | ...                       syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stderr] 178 | | ...                       _ => panic!("tlv value must be Option"),
[INFO] [stderr] 179 | | ...                   })
[INFO] [stderr]     | |________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 176 |                             match a.args.first().expect("tlv value must be Option") {
[INFO] [stderr] 177 |                                 syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stderr] 178 |                                 _ => panic!("tlv value must be Option"),
[INFO] [stderr] 179 |                             }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/wire_msg.rs:176:29
[INFO] [stderr]     |
[INFO] [stderr] 176 | / ...                   (match a.args.first().expect("tlv value must be Option") {
[INFO] [stderr] 177 | | ...                       syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stderr] 178 | | ...                       _ => panic!("tlv value must be Option"),
[INFO] [stderr] 179 | | ...                   })
[INFO] [stderr]     | |________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 176 |                             match a.args.first().expect("tlv value must be Option") {
[INFO] [stderr] 177 |                                 syn::GenericArgument::Type(t) => t.clone(),
[INFO] [stderr] 178 |                                 _ => panic!("tlv value must be Option"),
[INFO] [stderr] 179 |                             }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.62s
[INFO] running `"docker" "inspect" "f6b4b9bdcfa47f0d52c3e056ae5c79fa96d6795b83bd67e433c61f9eafda4712"`
[INFO] running `"docker" "rm" "-f" "f6b4b9bdcfa47f0d52c3e056ae5c79fa96d6795b83bd67e433c61f9eafda4712"`
[INFO] [stdout] f6b4b9bdcfa47f0d52c3e056ae5c79fa96d6795b83bd67e433c61f9eafda4712