[INFO] fetching crate wasmcloud-host 0.16.0...
[INFO] checking wasmcloud-host-0.16.0 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate wasmcloud-host 0.16.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate wasmcloud-host 0.16.0 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmcloud-host 0.16.0
[INFO] finished tweaking crates.io crate wasmcloud-host 0.16.0
[INFO] tweaked toml for crates.io crate wasmcloud-host 0.16.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f8732ebc13e27675edfc6638193fff0640c173b0247a358e650727dcbd52d47
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0f8732ebc13e27675edfc6638193fff0640c173b0247a358e650727dcbd52d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f8732ebc13e27675edfc6638193fff0640c173b0247a358e650727dcbd52d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f8732ebc13e27675edfc6638193fff0640c173b0247a358e650727dcbd52d47", kill_on_drop: false }`
[INFO] [stdout] 0f8732ebc13e27675edfc6638193fff0640c173b0247a358e650727dcbd52d47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6204d072f440353fef05097bf5e849591168715f5bc9053c71a372cea99c7d00
[INFO] running `Command { std: "docker" "start" "-a" "6204d072f440353fef05097bf5e849591168715f5bc9053c71a372cea99c7d00", kill_on_drop: false }`
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[INFO] [stderr]     Checking wasmcloud-host v0.16.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `image_ref`
[INFO] [stdout]   --> src/actors/actor_host.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     image_ref: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `image_ref`
[INFO] [stdout]   --> src/actors/actor_host.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     image_ref: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `assert_sync_send`
[INFO] [stdout]    --> src/errors.rs:104:8
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn assert_sync_send<T: Send + Sync>() {}
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `FULL`
[INFO] [stdout]    --> src/middleware/runner.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 133 |     static FULL: AtomicUsize = AtomicUsize::new(0);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 27s
[INFO] running `Command { std: "docker" "inspect" "6204d072f440353fef05097bf5e849591168715f5bc9053c71a372cea99c7d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6204d072f440353fef05097bf5e849591168715f5bc9053c71a372cea99c7d00", kill_on_drop: false }`
[INFO] [stdout] 6204d072f440353fef05097bf5e849591168715f5bc9053c71a372cea99c7d00