[INFO] fetching crate xitca-service 0.1.0...
[INFO] checking xitca-service-0.1.0 against master#eb10639928a2781cf0a12440007fbcc1e3a6888f for pr-127827-1
[INFO] extracting crate xitca-service 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate xitca-service 0.1.0 on toolchain eb10639928a2781cf0a12440007fbcc1e3a6888f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xitca-service 0.1.0
[INFO] finished tweaking crates.io crate xitca-service 0.1.0
[INFO] tweaked toml for crates.io crate xitca-service 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] [stderr]       Adding xitca-unsafe-collection v0.1.1 (latest: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xitca-unsafe-collection v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5982ec9eb39d1931ed84acf69658d5dcb54a227adb316253d904b5e49f445813
[INFO] running `Command { std: "docker" "start" "-a" "5982ec9eb39d1931ed84acf69658d5dcb54a227adb316253d904b5e49f445813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5982ec9eb39d1931ed84acf69658d5dcb54a227adb316253d904b5e49f445813", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5982ec9eb39d1931ed84acf69658d5dcb54a227adb316253d904b5e49f445813", kill_on_drop: false }`
[INFO] [stdout] 5982ec9eb39d1931ed84acf69658d5dcb54a227adb316253d904b5e49f445813
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3bce25aaf6a0f0b1aeb20fb02c5724c13c9162c4f97f0e43107c20bfd459817
[INFO] running `Command { std: "docker" "start" "-a" "e3bce25aaf6a0f0b1aeb20fb02c5724c13c9162c4f97f0e43107c20bfd459817", kill_on_drop: false }`
[INFO] [stderr]     Checking xitca-unsafe-collection v0.1.1
[INFO] [stderr]     Checking xitca-service v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DummyMiddleware` is never constructed
[INFO] [stdout]   --> src/service/ext.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 70 |     struct DummyMiddleware;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DummyMiddlewareService` is never constructed
[INFO] [stdout]   --> src/service/ext.rs:72:12
[INFO] [stdout]    |
[INFO] [stdout] 72 |     struct DummyMiddlewareService<S>(S);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "e3bce25aaf6a0f0b1aeb20fb02c5724c13c9162c4f97f0e43107c20bfd459817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3bce25aaf6a0f0b1aeb20fb02c5724c13c9162c4f97f0e43107c20bfd459817", kill_on_drop: false }`
[INFO] [stdout] e3bce25aaf6a0f0b1aeb20fb02c5724c13c9162c4f97f0e43107c20bfd459817