[INFO] updating cached repository https://github.com/dirk/metriqsd
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 261131f92244a32b57e2c16364e1661db2d39b76
[INFO] checking dirk/metriqsd against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdirk%2Fmetriqsd" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dirk/metriqsd on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dirk/metriqsd
[INFO] finished tweaking git repo https://github.com/dirk/metriqsd
[INFO] tweaked toml for git repo https://github.com/dirk/metriqsd written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/dirk/metriqsd already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] 40e3c28c7dcbd7c8432dbe5cc9ba3e3612d39bb9a20467e9377e7ca822659e73
[INFO] running `"docker" "start" "-a" "40e3c28c7dcbd7c8432dbe5cc9ba3e3612d39bb9a20467e9377e7ca822659e73"`
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]    Compiling string_cache_codegen v0.4.0
[INFO] [stderr]    Compiling string_cache v0.7.1
[INFO] [stderr]     Checking metriqs v0.1.6
[INFO] [stderr]     Checking metriqsd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/runner.rs:50:41
[INFO] [stderr]    |
[INFO] [stderr] 50 |         for mut recv in self.recv.drain((..)) {
[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 method argument
[INFO] [stderr]   --> src/runner.rs:50:41
[INFO] [stderr]    |
[INFO] [stderr] 50 |         for mut recv in self.recv.drain((..)) {
[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 9.60s
[INFO] running `"docker" "inspect" "40e3c28c7dcbd7c8432dbe5cc9ba3e3612d39bb9a20467e9377e7ca822659e73"`
[INFO] running `"docker" "rm" "-f" "40e3c28c7dcbd7c8432dbe5cc9ba3e3612d39bb9a20467e9377e7ca822659e73"`
[INFO] [stdout] 40e3c28c7dcbd7c8432dbe5cc9ba3e3612d39bb9a20467e9377e7ca822659e73