[INFO] fetching crate naia-server 0.4.1...
[INFO] checking naia-server-0.4.1 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate naia-server 0.4.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate naia-server 0.4.1 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 naia-server 0.4.1
[INFO] finished tweaking crates.io crate naia-server 0.4.1
[INFO] tweaked toml for crates.io crate naia-server 0.4.1 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f2bba21ef62840ea5216583134448ca1adbfc55cfbc2b66c4a5761c9b4fb086e
[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" "f2bba21ef62840ea5216583134448ca1adbfc55cfbc2b66c4a5761c9b4fb086e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2bba21ef62840ea5216583134448ca1adbfc55cfbc2b66c4a5761c9b4fb086e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2bba21ef62840ea5216583134448ca1adbfc55cfbc2b66c4a5761c9b4fb086e", kill_on_drop: false }`
[INFO] [stdout] f2bba21ef62840ea5216583134448ca1adbfc55cfbc2b66c4a5761c9b4fb086e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 83ef6edd808b76fdfef7f1f6740a98320cc61d079a09a2382f2c926382807036
[INFO] running `Command { std: "docker" "start" "-a" "83ef6edd808b76fdfef7f1f6740a98320cc61d079a09a2382f2c926382807036", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking local_ipaddress v0.1.3
[INFO] [stderr]    Compiling nanoserde-derive v0.1.16
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking slotmap v0.4.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking naia-socket-shared v0.4.1
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking async-io v1.4.0
[INFO] [stderr]     Checking nanoserde v0.1.25
[INFO] [stderr]     Checking naia-shared v0.4.1
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]     Checking naia-server-socket v0.4.3
[INFO] [stdout] error: Naia Server Socket requires either the 'use-udp' or 'use-webrtc' feature to be enabled, you must pick one.
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/naia-server-socket-0.4.3/src/lib.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         compile_error!("Naia Server Socket requires either the 'use-udp' or 'use-webrtc' feature to be enabled, you must pick one.");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `impls::ServerSocket`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/naia-server-socket-0.4.3/src/lib.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub use impls::ServerSocket;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ no `ServerSocket` in `impls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `naia-server-socket`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "83ef6edd808b76fdfef7f1f6740a98320cc61d079a09a2382f2c926382807036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83ef6edd808b76fdfef7f1f6740a98320cc61d079a09a2382f2c926382807036", kill_on_drop: false }`
[INFO] [stdout] 83ef6edd808b76fdfef7f1f6740a98320cc61d079a09a2382f2c926382807036