[INFO] crate async-dnssd 0.4.0 is already in cache
[INFO] checking async-dnssd-0.4.0 against try#13f916f63bc6575d5ff1f989237dfabe88981368 for pr-69880
[INFO] extracting crate async-dnssd 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate async-dnssd 0.4.0 on toolchain 13f916f63bc6575d5ff1f989237dfabe88981368
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate async-dnssd 0.4.0
[INFO] finished tweaking crates.io crate async-dnssd 0.4.0
[INFO] tweaked toml for crates.io crate async-dnssd 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+13f916f63bc6575d5ff1f989237dfabe88981368" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+13f916f63bc6575d5ff1f989237dfabe88981368" "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] 52cefcc5fc67bf50c9afb6174e16c25aedb3f7ecfb78c047dd25dda2dc195059
[INFO] running `"docker" "start" "-a" "52cefcc5fc67bf50c9afb6174e16c25aedb3f7ecfb78c047dd25dda2dc195059"`
[INFO] [stderr]    Compiling async-dnssd v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ffi.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | /// Known error codes
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ffi.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | ///
[INFO] [stderr]    | ^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ffi.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | /// See [`DNSServiceErrorType`](https://developer.apple.com/documentation/dnssd/1823426-anonymous)
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ffi.rs:78:1
[INFO] [stderr]    |
[INFO] [stderr] 78 | /// Known error codes
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ffi.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | ///
[INFO] [stderr]    | ^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ffi.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | /// See [`DNSServiceErrorType`](https://developer.apple.com/documentation/dnssd/1823426-anonymous)
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:65:19
[INFO] [stderr]    |
[INFO] [stderr] 65 |         write!(f, "{}", error::Error::description(self))
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:65:19
[INFO] [stderr]    |
[INFO] [stderr] 65 |         write!(f, "{}", error::Error::description(self))
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.76s
[INFO] running `"docker" "inspect" "52cefcc5fc67bf50c9afb6174e16c25aedb3f7ecfb78c047dd25dda2dc195059"`
[INFO] running `"docker" "rm" "-f" "52cefcc5fc67bf50c9afb6174e16c25aedb3f7ecfb78c047dd25dda2dc195059"`
[INFO] [stdout] 52cefcc5fc67bf50c9afb6174e16c25aedb3f7ecfb78c047dd25dda2dc195059