[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/6564fb4e75d3cd4da0b30d77a9578f59a3d36642 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanstiner%2Frust-toy-dns" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/danstiner/rust-toy-dns on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "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-4-tc2/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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" 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66d2cee2fdff9cd61b703518883fb45dfc01a9af7769e1577375e3d5117224dd [INFO] running `Command { std: "docker" "start" "-a" "66d2cee2fdff9cd61b703518883fb45dfc01a9af7769e1577375e3d5117224dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "66d2cee2fdff9cd61b703518883fb45dfc01a9af7769e1577375e3d5117224dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66d2cee2fdff9cd61b703518883fb45dfc01a9af7769e1577375e3d5117224dd", kill_on_drop: false }` [INFO] [stdout] 66d2cee2fdff9cd61b703518883fb45dfc01a9af7769e1577375e3d5117224dd [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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d0746695778e6c5d9b3824bf1157817abcfd7d4d01226b8516fc5278aeb1a818 [INFO] running `Command { std: "docker" "start" "-a" "d0746695778e6c5d9b3824bf1157817abcfd7d4d01226b8516fc5278aeb1a818", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling proc-macro2 v1.0.37 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[INFO] [stderr] Checking criterion v0.3.5 [INFO] [stderr] Checking rust-dns v0.1.0 (/opt/rustwide/workdir) [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] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/server.rs:14:16 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn new(socket: UdpSocket, resolver: R) -> Server { [INFO] [stdout] | ----------------- ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 14 | Server(Arc::new(Inner { socket, resolver })) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-dns` (lib) due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d0746695778e6c5d9b3824bf1157817abcfd7d4d01226b8516fc5278aeb1a818", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0746695778e6c5d9b3824bf1157817abcfd7d4d01226b8516fc5278aeb1a818", kill_on_drop: false }` [INFO] [stdout] d0746695778e6c5d9b3824bf1157817abcfd7d4d01226b8516fc5278aeb1a818