[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 master#46424fb5054f211ec836c5c03159f92e46bb35ac for pr-139042
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanstiner%2Frust-toy-dns" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danstiner/rust-toy-dns on toolchain 46424fb5054f211ec836c5c03159f92e46bb35ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7-tc1/source/Cargo.toml
[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" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded enum-primitive-derive v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "533e7f0b6cbf0ed247330eff6c84a5308e00689ba028e58164645cb0eea7ccf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "533e7f0b6cbf0ed247330eff6c84a5308e00689ba028e58164645cb0eea7ccf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "533e7f0b6cbf0ed247330eff6c84a5308e00689ba028e58164645cb0eea7ccf3", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+46424fb5054f211ec836c5c03159f92e46bb35ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecf6c9dc016525a6452802ff1b99172dc448e856304a4908100c39ec9d25e50e
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[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)]` 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: 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)]` 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)]` 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 26.84s
[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 1`
[INFO] running `Command { std: "docker" "inspect" "ecf6c9dc016525a6452802ff1b99172dc448e856304a4908100c39ec9d25e50e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf6c9dc016525a6452802ff1b99172dc448e856304a4908100c39ec9d25e50e", kill_on_drop: false }`
[INFO] [stdout] ecf6c9dc016525a6452802ff1b99172dc448e856304a4908100c39ec9d25e50e
