[INFO] cloning repository https://github.com/marxin/codecrafters-dns-server-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marxin/codecrafters-dns-server-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarxin%2Fcodecrafters-dns-server-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarxin%2Fcodecrafters-dns-server-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22879cb7d321a14d5d13da4da6fc49ffd8f2b6c4
[INFO] testing marxin/codecrafters-dns-server-rust against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarxin%2Fcodecrafters-dns-server-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/marxin/codecrafters-dns-server-rust
[INFO] finished tweaking git repo https://github.com/marxin/codecrafters-dns-server-rust
[INFO] tweaked toml for git repo https://github.com/marxin/codecrafters-dns-server-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/marxin/codecrafters-dns-server-rust on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/marxin/codecrafters-dns-server-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d26c2ad4abaf86a12c643086ce464bd62fe002cf4638cc8f6fc4aa357ce8d00f
[INFO] running `Command { std: "docker" "start" "-a" "d26c2ad4abaf86a12c643086ce464bd62fe002cf4638cc8f6fc4aa357ce8d00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d26c2ad4abaf86a12c643086ce464bd62fe002cf4638cc8f6fc4aa357ce8d00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d26c2ad4abaf86a12c643086ce464bd62fe002cf4638cc8f6fc4aa357ce8d00f", kill_on_drop: false }`
[INFO] [stdout] d26c2ad4abaf86a12c643086ce464bd62fe002cf4638cc8f6fc4aa357ce8d00f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49ccb40b8ca1bd11d2bbf224ae03f8a4aadbe9221957b83154f72dab9fbc6b0f
[INFO] running `Command { std: "docker" "start" "-a" "49ccb40b8ca1bd11d2bbf224ae03f8a4aadbe9221957b83154f72dab9fbc6b0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling binrw_derive v0.13.3
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling binrw v0.13.3
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling bytemuck v1.15.0
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]    Compiling modular-bitfield v0.11.2
[INFO] [stderr]    Compiling dns-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     /// Recursion Desired (RD) Sender sets this to 1 if the server should recursively resolve this query, 0 otherwise.
[INFO] [stdout]    |     ^
[INFO] [stdout] 46 |     pub recursion_desired: RecursionDesired,
[INFO] [stdout]    |                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 ~     // Recursion Desired (RD) Sender sets this to 1 if the server should recursively resolve this query, 0 otherwise.
[INFO] [stdout] 46 ~     pub recursion_desired: RecursionDesire,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     /// Truncation (TC) 1 if the message is larger than 512 bytes. Always 0 in UDP responses.
[INFO] [stdout]    |     ^
[INFO] [stdout] 48 |     pub truncation: Truncation,
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 47 ~     // Truncation (TC) 1 if the message is larger than 512 bytes. Always 0 in UDP responses.
[INFO] [stdout] 48 ~     pub truncation: Truncatio,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     /// Authoritative Answer (AA) 1 if the responding server "owns" the domain queried, i.e., it's authoritative.
[INFO] [stdout]    |     ^
[INFO] [stdout] 50 |     pub authoritative: AuthoritativeAnswer,
[INFO] [stdout]    |                                          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 49 ~     // Authoritative Answer (AA) 1 if the responding server "owns" the domain queried, i.e., it's authoritative.
[INFO] [stdout] 50 ~     pub authoritative: AuthoritativeAnswe,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     /// Operation Code (OPCODE)    Specifies the kind of query in a message.
[INFO] [stdout]    |     ^
[INFO] [stdout] 52 |     pub opcode: B4,
[INFO] [stdout]    |                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 ~     // Operation Code (OPCODE)    Specifies the kind of query in a message.
[INFO] [stdout] 52 ~     pub opcode: B,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     /// Query/Response Indicator (QR). 1 for a reply packet, 0 for a question packet.
[INFO] [stdout]    |     ^
[INFO] [stdout] 54 |     pub qr: QueryResponseIndicator,
[INFO] [stdout]    |                                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 ~     // Query/Response Indicator (QR). 1 for a reply packet, 0 for a question packet.
[INFO] [stdout] 54 ~     pub qr: QueryResponseIndicato,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     /// Response Code (RCODE) Response code indicating the status of the response.
[INFO] [stdout]    |     ^
[INFO] [stdout] 63 |     pub response: B4,
[INFO] [stdout]    |                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 62 ~     // Response Code (RCODE) Response code indicating the status of the response.
[INFO] [stdout] 63 ~     pub response: B,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     /// Recursion Available (RA) Server sets this to 1 to indicate that recursion is available.
[INFO] [stdout]    |     ^
[INFO] [stdout] 68 |     pub recursion_available: RecursionAvailable,
[INFO] [stdout]    |                                               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 ~     // Recursion Available (RA) Server sets this to 1 to indicate that recursion is available.
[INFO] [stdout] 68 ~     pub recursion_available: RecursionAvailabl,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.62s
[INFO] running `Command { std: "docker" "inspect" "49ccb40b8ca1bd11d2bbf224ae03f8a4aadbe9221957b83154f72dab9fbc6b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49ccb40b8ca1bd11d2bbf224ae03f8a4aadbe9221957b83154f72dab9fbc6b0f", kill_on_drop: false }`
[INFO] [stdout] 49ccb40b8ca1bd11d2bbf224ae03f8a4aadbe9221957b83154f72dab9fbc6b0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d38cb5ecd28abe94bf7a0567571491b05ed39ea2149ba3cc1f3acda999f9077
[INFO] running `Command { std: "docker" "start" "-a" "8d38cb5ecd28abe94bf7a0567571491b05ed39ea2149ba3cc1f3acda999f9077", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     /// Recursion Desired (RD) Sender sets this to 1 if the server should recursively resolve this query, 0 otherwise.
[INFO] [stdout]    |     ^
[INFO] [stdout] 46 |     pub recursion_desired: RecursionDesired,
[INFO] [stdout]    |                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 ~     // Recursion Desired (RD) Sender sets this to 1 if the server should recursively resolve this query, 0 otherwise.
[INFO] [stdout] 46 ~     pub recursion_desired: RecursionDesire,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     /// Truncation (TC) 1 if the message is larger than 512 bytes. Always 0 in UDP responses.
[INFO] [stdout]    |     ^
[INFO] [stdout] 48 |     pub truncation: Truncation,
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 47 ~     // Truncation (TC) 1 if the message is larger than 512 bytes. Always 0 in UDP responses.
[INFO] [stdout] 48 ~     pub truncation: Truncatio,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     /// Authoritative Answer (AA) 1 if the responding server "owns" the domain queried, i.e., it's authoritative.
[INFO] [stdout]    |     ^
[INFO] [stdout] 50 |     pub authoritative: AuthoritativeAnswer,
[INFO] [stdout]    |                                          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 49 ~     // Authoritative Answer (AA) 1 if the responding server "owns" the domain queried, i.e., it's authoritative.
[INFO] [stdout] 50 ~     pub authoritative: AuthoritativeAnswe,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     /// Operation Code (OPCODE)    Specifies the kind of query in a message.
[INFO] [stdout]    |     ^
[INFO] [stdout] 52 |     pub opcode: B4,
[INFO] [stdout]    |                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 ~     // Operation Code (OPCODE)    Specifies the kind of query in a message.
[INFO] [stdout] 52 ~     pub opcode: B,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     /// Query/Response Indicator (QR). 1 for a reply packet, 0 for a question packet.
[INFO] [stdout]    |     ^
[INFO] [stdout] 54 |     pub qr: QueryResponseIndicator,
[INFO] [stdout]    |                                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 ~     // Query/Response Indicator (QR). 1 for a reply packet, 0 for a question packet.
[INFO] [stdout] 54 ~     pub qr: QueryResponseIndicato,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     /// Response Code (RCODE) Response code indicating the status of the response.
[INFO] [stdout]    |     ^
[INFO] [stdout] 63 |     pub response: B4,
[INFO] [stdout]    |                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 62 ~     // Response Code (RCODE) Response code indicating the status of the response.
[INFO] [stdout] 63 ~     pub response: B,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dns-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     /// Recursion Available (RA) Server sets this to 1 to indicate that recursion is available.
[INFO] [stdout]    |     ^
[INFO] [stdout] 68 |     pub recursion_available: RecursionAvailable,
[INFO] [stdout]    |                                               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 ~     // Recursion Available (RA) Server sets this to 1 to indicate that recursion is available.
[INFO] [stdout] 68 ~     pub recursion_available: RecursionAvailabl,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     /// Recursion Desired (RD) Sender sets this to 1 if the server should recursively resolve this query, 0 otherwise.
[INFO] [stdout]    |     ^
[INFO] [stdout] 46 |     pub recursion_desired: RecursionDesired,
[INFO] [stdout]    |                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 ~     // Recursion Desired (RD) Sender sets this to 1 if the server should recursively resolve this query, 0 otherwise.
[INFO] [stdout] 46 ~     pub recursion_desired: RecursionDesire,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     /// Truncation (TC) 1 if the message is larger than 512 bytes. Always 0 in UDP responses.
[INFO] [stdout]    |     ^
[INFO] [stdout] 48 |     pub truncation: Truncation,
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 47 ~     // Truncation (TC) 1 if the message is larger than 512 bytes. Always 0 in UDP responses.
[INFO] [stdout] 48 ~     pub truncation: Truncatio,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     /// Authoritative Answer (AA) 1 if the responding server "owns" the domain queried, i.e., it's authoritative.
[INFO] [stdout]    |     ^
[INFO] [stdout] 50 |     pub authoritative: AuthoritativeAnswer,
[INFO] [stdout]    |                                          ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 49 ~     // Authoritative Answer (AA) 1 if the responding server "owns" the domain queried, i.e., it's authoritative.
[INFO] [stdout] 50 ~     pub authoritative: AuthoritativeAnswe,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     /// Operation Code (OPCODE)    Specifies the kind of query in a message.
[INFO] [stdout]    |     ^
[INFO] [stdout] 52 |     pub opcode: B4,
[INFO] [stdout]    |                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 ~     // Operation Code (OPCODE)    Specifies the kind of query in a message.
[INFO] [stdout] 52 ~     pub opcode: B,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     /// Query/Response Indicator (QR). 1 for a reply packet, 0 for a question packet.
[INFO] [stdout]    |     ^
[INFO] [stdout] 54 |     pub qr: QueryResponseIndicator,
[INFO] [stdout]    |                                  ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 ~     // Query/Response Indicator (QR). 1 for a reply packet, 0 for a question packet.
[INFO] [stdout] 54 ~     pub qr: QueryResponseIndicato,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     /// Response Code (RCODE) Response code indicating the status of the response.
[INFO] [stdout]    |     ^
[INFO] [stdout] 63 |     pub response: B4,
[INFO] [stdout]    |                    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 62 ~     // Response Code (RCODE) Response code indicating the status of the response.
[INFO] [stdout] 63 ~     pub response: B,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/message.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     /// Recursion Available (RA) Server sets this to 1 to indicate that recursion is available.
[INFO] [stdout]    |     ^
[INFO] [stdout] 68 |     pub recursion_available: RecursionAvailable,
[INFO] [stdout]    |                                               ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 ~     // Recursion Available (RA) Server sets this to 1 to indicate that recursion is available.
[INFO] [stdout] 68 ~     pub recursion_available: RecursionAvailabl,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "8d38cb5ecd28abe94bf7a0567571491b05ed39ea2149ba3cc1f3acda999f9077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d38cb5ecd28abe94bf7a0567571491b05ed39ea2149ba3cc1f3acda999f9077", kill_on_drop: false }`
[INFO] [stdout] 8d38cb5ecd28abe94bf7a0567571491b05ed39ea2149ba3cc1f3acda999f9077
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28a19b0f4d645d6069b161ef0f1d9d64a8ac7915ad9b9a206f53fc004ba5b71f
[INFO] running `Command { std: "docker" "start" "-a" "28a19b0f4d645d6069b161ef0f1d9d64a8ac7915ad9b9a206f53fc004ba5b71f", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     /// Recursion Desired (RD) Sender sets this to 1 if the server should recursively resolve this query, 0 otherwise.
[INFO] [stderr]    |     ^
[INFO] [stderr] 46 |     pub recursion_desired: RecursionDesired,
[INFO] [stderr]    |                                           ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 45 ~     // Recursion Desired (RD) Sender sets this to 1 if the server should recursively resolve this query, 0 otherwise.
[INFO] [stderr] 46 ~     pub recursion_desired: RecursionDesire,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     /// Truncation (TC) 1 if the message is larger than 512 bytes. Always 0 in UDP responses.
[INFO] [stderr]    |     ^
[INFO] [stderr] 48 |     pub truncation: Truncation,
[INFO] [stderr]    |                              ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 47 ~     // Truncation (TC) 1 if the message is larger than 512 bytes. Always 0 in UDP responses.
[INFO] [stderr] 48 ~     pub truncation: Truncatio,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     /// Authoritative Answer (AA) 1 if the responding server "owns" the domain queried, i.e., it's authoritative.
[INFO] [stderr]    |     ^
[INFO] [stderr] 50 |     pub authoritative: AuthoritativeAnswer,
[INFO] [stderr]    |                                          ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 49 ~     // Authoritative Answer (AA) 1 if the responding server "owns" the domain queried, i.e., it's authoritative.
[INFO] [stderr] 50 ~     pub authoritative: AuthoritativeAnswe,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     /// Operation Code (OPCODE)    Specifies the kind of query in a message.
[INFO] [stderr]    |     ^
[INFO] [stderr] 52 |     pub opcode: B4,
[INFO] [stderr]    |                  ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 51 ~     // Operation Code (OPCODE)    Specifies the kind of query in a message.
[INFO] [stderr] 52 ~     pub opcode: B,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     /// Query/Response Indicator (QR). 1 for a reply packet, 0 for a question packet.
[INFO] [stderr]    |     ^
[INFO] [stderr] 54 |     pub qr: QueryResponseIndicator,
[INFO] [stderr]    |                                  ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 53 ~     // Query/Response Indicator (QR). 1 for a reply packet, 0 for a question packet.
[INFO] [stderr] 54 ~     pub qr: QueryResponseIndicato,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     /// Response Code (RCODE) Response code indicating the status of the response.
[INFO] [stderr]    |     ^
[INFO] [stderr] 63 |     pub response: B4,
[INFO] [stderr]    |                    ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 62 ~     // Response Code (RCODE) Response code indicating the status of the response.
[INFO] [stderr] 63 ~     pub response: B,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     /// Recursion Available (RA) Server sets this to 1 to indicate that recursion is available.
[INFO] [stderr]    |     ^
[INFO] [stderr] 68 |     pub recursion_available: RecursionAvailable,
[INFO] [stderr]    |                                               ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 67 ~     // Recursion Available (RA) Server sets this to 1 to indicate that recursion is available.
[INFO] [stderr] 68 ~     pub recursion_available: RecursionAvailabl,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `dns-starter-rust` (lib) generated 7 warnings (run `cargo fix --lib -p dns-starter-rust` to apply 7 suggestions)
[INFO] [stderr] warning: `dns-starter-rust` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dns_starter_rust-d5397a86e6a03f0e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dns_starter_rust-9ba0ed4d256cf347)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dns_starter_rust
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     /// Recursion Desired (RD) Sender sets this to 1 if the server should recursively resolve this query, 0 otherwise.
[INFO] [stderr]    |     ^
[INFO] [stderr] 46 |     pub recursion_desired: RecursionDesired,
[INFO] [stderr]    |                                           ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 45 ~     // Recursion Desired (RD) Sender sets this to 1 if the server should recursively resolve this query, 0 otherwise.
[INFO] [stderr] 46 ~     pub recursion_desired: RecursionDesire,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     /// Truncation (TC) 1 if the message is larger than 512 bytes. Always 0 in UDP responses.
[INFO] [stderr]    |     ^
[INFO] [stderr] 48 |     pub truncation: Truncation,
[INFO] [stderr]    |                              ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 47 ~     // Truncation (TC) 1 if the message is larger than 512 bytes. Always 0 in UDP responses.
[INFO] [stderr] 48 ~     pub truncation: Truncatio,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     /// Authoritative Answer (AA) 1 if the responding server "owns" the domain queried, i.e., it's authoritative.
[INFO] [stderr]    |     ^
[INFO] [stderr] 50 |     pub authoritative: AuthoritativeAnswer,
[INFO] [stderr]    |                                          ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 49 ~     // Authoritative Answer (AA) 1 if the responding server "owns" the domain queried, i.e., it's authoritative.
[INFO] [stderr] 50 ~     pub authoritative: AuthoritativeAnswe,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     /// Operation Code (OPCODE)    Specifies the kind of query in a message.
[INFO] [stderr]    |     ^
[INFO] [stderr] 52 |     pub opcode: B4,
[INFO] [stderr]    |                  ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 51 ~     // Operation Code (OPCODE)    Specifies the kind of query in a message.
[INFO] [stderr] 52 ~     pub opcode: B,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:53:5
[INFO] [stderr]    |
[INFO] [stderr] 53 |     /// Query/Response Indicator (QR). 1 for a reply packet, 0 for a question packet.
[INFO] [stderr]    |     ^
[INFO] [stderr] 54 |     pub qr: QueryResponseIndicator,
[INFO] [stderr]    |                                  ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 53 ~     // Query/Response Indicator (QR). 1 for a reply packet, 0 for a question packet.
[INFO] [stderr] 54 ~     pub qr: QueryResponseIndicato,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:62:5
[INFO] [stderr]    |
[INFO] [stderr] 62 |     /// Response Code (RCODE) Response code indicating the status of the response.
[INFO] [stderr]    |     ^
[INFO] [stderr] 63 |     pub response: B4,
[INFO] [stderr]    |                    ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 62 ~     // Response Code (RCODE) Response code indicating the status of the response.
[INFO] [stderr] 63 ~     pub response: B,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/message.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     /// Recursion Available (RA) Server sets this to 1 to indicate that recursion is available.
[INFO] [stderr]    |     ^
[INFO] [stderr] 68 |     pub recursion_available: RecursionAvailable,
[INFO] [stderr]    |                                               ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 67 ~     // Recursion Available (RA) Server sets this to 1 to indicate that recursion is available.
[INFO] [stderr] 68 ~     pub recursion_available: RecursionAvailabl,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "28a19b0f4d645d6069b161ef0f1d9d64a8ac7915ad9b9a206f53fc004ba5b71f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28a19b0f4d645d6069b161ef0f1d9d64a8ac7915ad9b9a206f53fc004ba5b71f", kill_on_drop: false }`
[INFO] [stdout] 28a19b0f4d645d6069b161ef0f1d9d64a8ac7915ad9b9a206f53fc004ba5b71f
