[INFO] cloning repository https://github.com/danstiner/rust-toy-dns
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danstiner/rust-toy-dns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanstiner%2Frust-toy-dns", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanstiner%2Frust-toy-dns'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6564fb4e75d3cd4da0b30d77a9578f59a3d36642
[INFO] checking danstiner/rust-toy-dns against try#f70ee28831acc074c109afab32d287057c3eca46 for pr-149389
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanstiner%2Frust-toy-dns" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/danstiner/rust-toy-dns
[INFO] finished tweaking git repo https://github.com/danstiner/rust-toy-dns
[INFO] tweaked toml for git repo https://github.com/danstiner/rust-toy-dns written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danstiner/rust-toy-dns on toolchain f70ee28831acc074c109afab32d287057c3eca46
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f70ee28831acc074c109afab32d287057c3eca46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/danstiner/rust-toy-dns 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" "+f70ee28831acc074c109afab32d287057c3eca46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+f70ee28831acc074c109afab32d287057c3eca46" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "f125927b96856f269ff6233900c8d5ec31e453730bc269f23d13cc5bca9253bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f125927b96856f269ff6233900c8d5ec31e453730bc269f23d13cc5bca9253bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f125927b96856f269ff6233900c8d5ec31e453730bc269f23d13cc5bca9253bd", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
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[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking modular-bitfield v0.11.2
[INFO] [stderr]     Checking rust-dns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:264:5
[INFO] [stdout]     |
[INFO] [stdout] 264 |     #[bits = 4]
[INFO] [stdout]     |     ^
[INFO] [stdout] 265 |     rcode: ResponseCode,
[INFO] [stdout]     |                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 264 ~     [bits = 4]
[INFO] [stdout] 265 ~     rcode: ResponseCod ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |     z: B3,
[INFO] [stdout]     |     ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 266 -     z: B3,
[INFO] [stdout] 266 +     : B ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:267:5
[INFO] [stdout]     |
[INFO] [stdout] 267 |     ra: bool,
[INFO] [stdout]     |     ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 267 -     ra: bool,
[INFO] [stdout] 267 +     a: boo ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:268:5
[INFO] [stdout]     |
[INFO] [stdout] 268 |     rd: bool,
[INFO] [stdout]     |     ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 268 -     rd: bool,
[INFO] [stdout] 268 +     d: boo ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:269:5
[INFO] [stdout]     |
[INFO] [stdout] 269 |     tc: bool,
[INFO] [stdout]     |     ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 269 -     tc: bool,
[INFO] [stdout] 269 +     c: boo ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:270:5
[INFO] [stdout]     |
[INFO] [stdout] 270 |     aa: bool,
[INFO] [stdout]     |     ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 270 -     aa: bool,
[INFO] [stdout] 270 +     a: boo ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:271:5
[INFO] [stdout]     |
[INFO] [stdout] 271 |     #[bits = 4]
[INFO] [stdout]     |     ^
[INFO] [stdout] 272 |     opcode: OpCode,
[INFO] [stdout]     |                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 271 ~     [bits = 4]
[INFO] [stdout] 272 ~     opcode: OpCod ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:273:5
[INFO] [stdout]     |
[INFO] [stdout] 273 |     qr: bool,
[INFO] [stdout]     |     ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 273 -     qr: bool,
[INFO] [stdout] 273 +     r: boo ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `query_response`, `authoritative_answer`, `truncated_message`, `recursion_desired`, and `recursion_available` are never used
[INFO] [stdout]    --> src/protocol.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout]  40 | impl Packet {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn query_response(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn authoritative_answer(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 126 |     pub fn truncated_message(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn recursion_desired(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 134 |     pub fn recursion_available(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `into_bytes` and `from_bytes` are never used
[INFO] [stdout]    --> src/protocol.rs:260:1
[INFO] [stdout]     |
[INFO] [stdout] 260 | // #[repr(u16)]
[INFO] [stdout] 261 | || #[bitfield(bits = 16)]
[INFO] [stdout] 262 | || #[derive(Debug)]
[INFO] [stdout] 263 | || struct HeaderFlags {
[INFO] [stdout]     | ||__________________- associated items in this implementation
[INFO] [stdout] ...   |
[INFO] [stdout] 273 | |      qr: bool,
[INFO] [stdout] 274 | |  }
[INFO] [stdout]     | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFAULT_NEGATIVE_TTL` is never used
[INFO] [stdout]   --> src/resolver/response_cache.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const DEFAULT_NEGATIVE_TTL: Duration = Duration::from_secs(1 * 60);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:264:5
[INFO] [stdout]     |
[INFO] [stdout] 264 |     #[bits = 4]
[INFO] [stdout]     |     ^
[INFO] [stdout] 265 |     rcode: ResponseCode,
[INFO] [stdout]     |                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 264 ~     [bits = 4]
[INFO] [stdout] 265 ~     rcode: ResponseCod ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:266:5
[INFO] [stdout]     |
[INFO] [stdout] 266 |     z: B3,
[INFO] [stdout]     |     ^   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 266 -     z: B3,
[INFO] [stdout] 266 +     : B ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:267:5
[INFO] [stdout]     |
[INFO] [stdout] 267 |     ra: bool,
[INFO] [stdout]     |     ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 267 -     ra: bool,
[INFO] [stdout] 267 +     a: boo ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:268:5
[INFO] [stdout]     |
[INFO] [stdout] 268 |     rd: bool,
[INFO] [stdout]     |     ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 268 -     rd: bool,
[INFO] [stdout] 268 +     d: boo ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:269:5
[INFO] [stdout]     |
[INFO] [stdout] 269 |     tc: bool,
[INFO] [stdout]     |     ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 269 -     tc: bool,
[INFO] [stdout] 269 +     c: boo ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:270:5
[INFO] [stdout]     |
[INFO] [stdout] 270 |     aa: bool,
[INFO] [stdout]     |     ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 270 -     aa: bool,
[INFO] [stdout] 270 +     a: boo ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:271:5
[INFO] [stdout]     |
[INFO] [stdout] 271 |     #[bits = 4]
[INFO] [stdout]     |     ^
[INFO] [stdout] 272 |     opcode: OpCode,
[INFO] [stdout]     |                  ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 271 ~     [bits = 4]
[INFO] [stdout] 272 ~     opcode: OpCod ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/protocol.rs:273:5
[INFO] [stdout]     |
[INFO] [stdout] 273 |     qr: bool,
[INFO] [stdout]     |     ^      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 273 -     qr: bool,
[INFO] [stdout] 273 +     r: boo ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/resolver/inflight_limit.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |             panic!("First query should never complete or be canceled");
[INFO] [stdout]    |             ---------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 62 |             Ok(())
[INFO] [stdout]    |             ^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `into_bytes` and `from_bytes` are never used
[INFO] [stdout]    --> src/protocol.rs:260:1
[INFO] [stdout]     |
[INFO] [stdout] 260 | // #[repr(u16)]
[INFO] [stdout] 261 | || #[bitfield(bits = 16)]
[INFO] [stdout] 262 | || #[derive(Debug)]
[INFO] [stdout] 263 | || struct HeaderFlags {
[INFO] [stdout]     | ||__________________- associated items in this implementation
[INFO] [stdout] ...   |
[INFO] [stdout] 273 | |      qr: bool,
[INFO] [stdout] 274 | |  }
[INFO] [stdout]     | |__^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFAULT_NEGATIVE_TTL` is never used
[INFO] [stdout]   --> src/resolver/response_cache.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const DEFAULT_NEGATIVE_TTL: Duration = Duration::from_secs(1 * 60);
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.65s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "7be200f4b24e7d269d060de8c75a1b0b3f10e6c9442a61cd2f3ef5cf3d8c1aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be200f4b24e7d269d060de8c75a1b0b3f10e6c9442a61cd2f3ef5cf3d8c1aff", kill_on_drop: false }`
[INFO] [stdout] 7be200f4b24e7d269d060de8c75a1b0b3f10e6c9442a61cd2f3ef5cf3d8c1aff
