[INFO] crate grin_api 3.0.0 is already in cache
[INFO] checking grin_api-3.0.0 against master#be493fe8cc40c3d3f6030a1313c1ff747fce770d for pr-69129
[INFO] extracting crate grin_api 3.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate grin_api 3.0.0 on toolchain be493fe8cc40c3d3f6030a1313c1ff747fce770d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate grin_api 3.0.0
[INFO] finished tweaking crates.io crate grin_api 3.0.0
[INFO] tweaked toml for crates.io crate grin_api 3.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "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" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "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] 2cf0ed9aaf0c409696d937e66f7ae8fdc7702103fa9beb8eb36a3630f568f30f
[INFO] running `"docker" "start" "-a" "2cf0ed9aaf0c409696d937e66f7ae8fdc7702103fa9beb8eb36a3630f568f30f"`
[INFO] [stderr]     Checking grin_api v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused boxed `futures::future::Future` trait object that must be used
[INFO] [stderr]    --> src/handlers/peers_api.rs:145:3
[INFO] [stderr]     |
[INFO] [stderr] 145 |           match command {
[INFO] [stderr]     |  _________^
[INFO] [stderr] 146 | |             "ban" => match w_fut!(&self.peers).ban_peer(addr, ReasonForBan::ManualBan) {
[INFO] [stderr] 147 | |                 Ok(_) => response(StatusCode::OK, "{}"),
[INFO] [stderr] 148 | |                 Err(e) => response(
[INFO] [stderr] ...   |
[INFO] [stderr] 160 | |             _ => return response(StatusCode::BAD_REQUEST, "invalid command"),
[INFO] [stderr] 161 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: futures do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr] warning: unused boxed `futures::future::Future` trait object that must be used
[INFO] [stderr]    --> src/handlers/peers_api.rs:145:3
[INFO] [stderr]     |
[INFO] [stderr] 145 |           match command {
[INFO] [stderr]     |  _________^
[INFO] [stderr] 146 | |             "ban" => match w_fut!(&self.peers).ban_peer(addr, ReasonForBan::ManualBan) {
[INFO] [stderr] 147 | |                 Ok(_) => response(StatusCode::OK, "{}"),
[INFO] [stderr] 148 | |                 Err(e) => response(
[INFO] [stderr] ...   |
[INFO] [stderr] 160 | |             _ => return response(StatusCode::BAD_REQUEST, "invalid command"),
[INFO] [stderr] 161 | |         };
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: futures do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.60s
[INFO] running `"docker" "inspect" "2cf0ed9aaf0c409696d937e66f7ae8fdc7702103fa9beb8eb36a3630f568f30f"`
[INFO] running `"docker" "rm" "-f" "2cf0ed9aaf0c409696d937e66f7ae8fdc7702103fa9beb8eb36a3630f568f30f"`
[INFO] [stdout] 2cf0ed9aaf0c409696d937e66f7ae8fdc7702103fa9beb8eb36a3630f568f30f