[INFO] fetching crate jsonrpsee-proc-macros 0.1.0...
[INFO] checking jsonrpsee-proc-macros-0.1.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate jsonrpsee-proc-macros 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate jsonrpsee-proc-macros 0.1.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate jsonrpsee-proc-macros 0.1.0
[INFO] finished tweaking crates.io crate jsonrpsee-proc-macros 0.1.0
[INFO] tweaked toml for crates.io crate jsonrpsee-proc-macros 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 2feebe776fd5f05422a2fc5c43bdd5949e0051e7c40b6e55044ba61a1ef608b8
[INFO] running `"docker" "start" "-a" "2feebe776fd5f05422a2fc5c43bdd5949e0051e7c40b6e55044ba61a1ef608b8"`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking quote v1.0.4
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking jsonrpsee-proc-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `attrs`
[INFO] [stderr]    --> src/lib.rs:533:35
[INFO] [stderr]     |
[INFO] [stderr] 533 | fn rpc_param_name(pat: &syn::Pat, attrs: &[syn::Attribute]) -> syn::parse::Result<String> {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `attrs`
[INFO] [stderr]    --> src/lib.rs:533:35
[INFO] [stderr]     |
[INFO] [stderr] 533 | fn rpc_param_name(pat: &syn::Pat, attrs: &[syn::Attribute]) -> syn::parse::Result<String> {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.60s
[INFO] running `"docker" "inspect" "2feebe776fd5f05422a2fc5c43bdd5949e0051e7c40b6e55044ba61a1ef608b8"`
[INFO] running `"docker" "rm" "-f" "2feebe776fd5f05422a2fc5c43bdd5949e0051e7c40b6e55044ba61a1ef608b8"`
[INFO] [stdout] 2feebe776fd5f05422a2fc5c43bdd5949e0051e7c40b6e55044ba61a1ef608b8