[INFO] cloning repository https://github.com/Gelbpunkt/queque [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gelbpunkt/queque" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGelbpunkt%2Fqueque", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGelbpunkt%2Fqueque'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 12c016c16abc3b717a78c13ccfa3fe0f58c5a6c6 [INFO] checking Gelbpunkt/queque/12c016c16abc3b717a78c13ccfa3fe0f58c5a6c6 against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGelbpunkt%2Fqueque" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Gelbpunkt/queque on toolchain ccf408f4326a858c00dd845a64a86b16f360a801 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config [INFO] started tweaking git repo https://github.com/Gelbpunkt/queque [INFO] finished tweaking git repo https://github.com/Gelbpunkt/queque [INFO] tweaked toml for git repo https://github.com/Gelbpunkt/queque written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Gelbpunkt/queque 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" "+ccf408f4326a858c00dd845a64a86b16f360a801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 85f905ddb94124ab87ad33e32588e7fe954ce5cddd273c2a98f04b91b047aac7 [INFO] running `Command { std: "docker" "start" "-a" "85f905ddb94124ab87ad33e32588e7fe954ce5cddd273c2a98f04b91b047aac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "85f905ddb94124ab87ad33e32588e7fe954ce5cddd273c2a98f04b91b047aac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85f905ddb94124ab87ad33e32588e7fe954ce5cddd273c2a98f04b91b047aac7", kill_on_drop: false }` [INFO] [stdout] 85f905ddb94124ab87ad33e32588e7fe954ce5cddd273c2a98f04b91b047aac7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f44bc4e69d7f973cb5fadd1a8f8f126edffb2ca1c6e0de4452b4a801fe03e343 [INFO] running `Command { std: "docker" "start" "-a" "f44bc4e69d7f973cb5fadd1a8f8f126edffb2ca1c6e0de4452b4a801fe03e343", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Migrating Cargo.toml from 2021 edition to 2024 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling futures-core v0.3.18 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Compiling futures-task v0.3.18 [INFO] [stderr] Checking tracing-core v0.1.21 [INFO] [stderr] Compiling futures-util v0.3.18 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking futures-sink v0.3.18 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Compiling tokio v1.14.0 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking tracing-subscriber v0.3.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Compiling tokio-macros v1.6.0 [INFO] [stderr] Compiling tracing-attributes v0.1.18 [INFO] [stderr] Checking tracing v0.1.29 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking queque v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/main.rs from 2021 edition to 2024 [INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `queque` [INFO] [stderr] [INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files: [INFO] [stderr] [INFO] [stderr] * src/codec.rs [INFO] [stderr] [INFO] [stderr] This likely indicates a bug in either rustc or cargo itself, [INFO] [stderr] and we would appreciate a bug report! You're likely to see [INFO] [stderr] a number of compiler warnings after this message which cargo [INFO] [stderr] attempted to fix but failed. If you could open an issue at [INFO] [stderr] https://github.com/rust-lang/rust/issues [INFO] [stderr] quoting the full output of this command we'd be very appreciative! [INFO] [stderr] Note that you may be able to make some more progress in the near-term [INFO] [stderr] fixing code with the `--broken-code` flag [INFO] [stderr] [INFO] [stderr] The following errors were reported: [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/codec.rs:7:6 [INFO] [stderr] | [INFO] [stderr] 7 | ($buf:expr_2021, $space:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/codec.rs:7:22 [INFO] [stderr] | [INFO] [stderr] 7 | ($buf:expr_2021, $space:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] Original diagnostics will follow. [INFO] [stderr] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/codec.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | ($buf:expr, $space:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] = note: `--force-warn edition-2024-expr-fragment-specifier` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 7 | ($buf:expr_2021, $space:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/codec.rs:7:24 [INFO] [stdout] | [INFO] [stdout] 7 | ($buf:expr, $space:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 7 | ($buf:expr, $space:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0133]: call to unsafe function `libc::signal` is unsafe and requires unsafe block [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | signal(SIGINT, handler as extern "C" fn(_) as sighandler_t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #71668 [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default [INFO] [stdout] --> src/main.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | unsafe fn set_os_handlers() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `--force-warn unsafe-op-in-unsafe-fn` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0133]: call to unsafe function `libc::signal` is unsafe and requires unsafe block [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | signal(SIGTERM, handler as extern "C" fn(_) as sighandler_t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #71668 [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to deprecated safe function `std::env::set_var` is unsafe and requires unsafe block [INFO] [stdout] --> src/main.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | env::set_var("RUST_LOG", "info"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #27970 [INFO] [stdout] = note: `--force-warn deprecated-safe-2024` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: you can wrap the call in an `unsafe` block if you can guarantee that the environment access only happens in single-threaded code [INFO] [stdout] | [INFO] [stdout] 27 + // TODO: Audit that the environment access only happens in single-threaded code. [INFO] [stdout] 28 ~ unsafe { env::set_var("RUST_LOG", "info") }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `sender` is never read [INFO] [stdout] --> src/client.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct QueQueClient { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 23 | sender: QueQueSender, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `connect`, `send`, and `into_split` are never used [INFO] [stdout] --> src/client.rs:28:18 [INFO] [stdout] | [INFO] [stdout] 27 | impl QueQueClient { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 28 | pub async fn connect(addr: SocketAddr) -> Result { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn send(&self, frame: Frame) -> Result<(), SendError> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 48 | pub fn into_split(self) -> (QueQueSender, QueQueReceiver) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `sender` is never read [INFO] [stdout] --> src/client.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 54 | pub struct QueQueSender { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 55 | sender: UnboundedSender, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `QueQueSender` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `send` is never used [INFO] [stdout] --> src/client.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 58 | impl QueQueSender { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] 59 | pub fn send(&self, frame: Frame) -> Result<(), SendError> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `send_task` is never used [INFO] [stdout] --> src/client.rs:64:10 [INFO] [stdout] | [INFO] [stdout] 64 | async fn send_task( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/codec.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | Io(IoError), [INFO] [stdout] | -- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ProtocolError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 20 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:7:14 [INFO] [stdout] | [INFO] [stdout] 7 | Protocol(ProtocolError), [INFO] [stdout] | -------- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 | Protocol(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | Io(IoError), [INFO] [stdout] | -- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/client.rs:68:11 [INFO] [stdout] | [INFO] [stdout] 68 | while let Some(frame) = rx.recv().await { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^--------------- [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/client.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | } [INFO] [stdout] | ^ [INFO] [stdout] = note: `--force-warn if-let-rescope` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/codec.rs:202:12 [INFO] [stdout] | [INFO] [stdout] 202 | if let Frame::Command(command) = item { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---- [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] ... [INFO] [stdout] 210 | } else if let Frame::Message(message) = item { [INFO] [stdout] | ---- this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/codec.rs:210:9 [INFO] [stdout] | [INFO] [stdout] 210 | } else if let Frame::Message(message) = item { [INFO] [stdout] | ^ [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/codec.rs:220:9 [INFO] [stdout] | [INFO] [stdout] 220 | } [INFO] [stdout] | ^ [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 202 ~ match item { Frame::Command(command) => { [INFO] [stdout] 203 | dst.put_u8(command.command as u8); [INFO] [stdout] ... [INFO] [stdout] 209 | } [INFO] [stdout] 210 ~ } _ => { match item { Frame::Message(message) => { [INFO] [stdout] 211 | dst.put_u8(message.tags.len() as u8); [INFO] [stdout] ... [INFO] [stdout] 219 | dst.extend_from_slice(message.body.as_slice()); [INFO] [stdout] 220 ~ } _ => {}}}} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/server.rs:13:11 [INFO] [stdout] | [INFO] [stdout] 13 | while let Some(Ok(msg)) = framed.next().await { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^------------------- [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/server.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | } [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0133`. [INFO] [stdout] [INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `queque` [INFO] [stderr] [INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files: [INFO] [stderr] [INFO] [stderr] * src/codec.rs [INFO] [stderr] [INFO] [stderr] This likely indicates a bug in either rustc or cargo itself, [INFO] [stderr] and we would appreciate a bug report! You're likely to see [INFO] [stderr] a number of compiler warnings after this message which cargo [INFO] [stderr] attempted to fix but failed. If you could open an issue at [INFO] [stderr] https://github.com/rust-lang/rust/issues [INFO] [stderr] quoting the full output of this command we'd be very appreciative! [INFO] [stderr] Note that you may be able to make some more progress in the near-term [INFO] [stderr] fixing code with the `--broken-code` flag [INFO] [stderr] [INFO] [stderr] The following errors were reported: [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/codec.rs:7:6 [INFO] [stderr] | [INFO] [stderr] 7 | ($buf:expr_2021, $space:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/codec.rs:7:22 [INFO] [stderr] | [INFO] [stderr] 7 | ($buf:expr_2021, $space:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] Original diagnostics will follow. [INFO] [stderr] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/codec.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | ($buf:expr, $space:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] = note: `--force-warn edition-2024-expr-fragment-specifier` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 7 | ($buf:expr_2021, $space:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/codec.rs:7:24 [INFO] [stdout] | [INFO] [stdout] 7 | ($buf:expr, $space:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 7 | ($buf:expr, $space:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0133]: call to unsafe function `libc::signal` is unsafe and requires unsafe block [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | signal(SIGINT, handler as extern "C" fn(_) as sighandler_t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #71668 [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default [INFO] [stdout] --> src/main.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | unsafe fn set_os_handlers() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `--force-warn unsafe-op-in-unsafe-fn` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0133]: call to unsafe function `libc::signal` is unsafe and requires unsafe block [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | signal(SIGTERM, handler as extern "C" fn(_) as sighandler_t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #71668 [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to deprecated safe function `std::env::set_var` is unsafe and requires unsafe block [INFO] [stdout] --> src/main.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | env::set_var("RUST_LOG", "info"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #27970 [INFO] [stdout] = note: `--force-warn deprecated-safe-2024` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: you can wrap the call in an `unsafe` block if you can guarantee that the environment access only happens in single-threaded code [INFO] [stdout] | [INFO] [stdout] 27 + // TODO: Audit that the environment access only happens in single-threaded code. [INFO] [stdout] 28 ~ unsafe { env::set_var("RUST_LOG", "info") }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `into_split` is never used [INFO] [stdout] --> src/client.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl QueQueClient { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 48 | pub fn into_split(self) -> (QueQueSender, QueQueReceiver) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/codec.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | Io(IoError), [INFO] [stdout] | -- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ProtocolError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 20 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:7:14 [INFO] [stdout] | [INFO] [stdout] 7 | Protocol(ProtocolError), [INFO] [stdout] | -------- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 | Protocol(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | Io(IoError), [INFO] [stdout] | -- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/client.rs:68:11 [INFO] [stdout] | [INFO] [stdout] 68 | while let Some(frame) = rx.recv().await { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^--------------- [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/client.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | } [INFO] [stdout] | ^ [INFO] [stdout] = note: `--force-warn if-let-rescope` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/codec.rs:202:12 [INFO] [stdout] | [INFO] [stdout] 202 | if let Frame::Command(command) = item { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---- [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] ... [INFO] [stdout] 210 | } else if let Frame::Message(message) = item { [INFO] [stdout] | ---- this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/codec.rs:210:9 [INFO] [stdout] | [INFO] [stdout] 210 | } else if let Frame::Message(message) = item { [INFO] [stdout] | ^ [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/codec.rs:220:9 [INFO] [stdout] | [INFO] [stdout] 220 | } [INFO] [stdout] | ^ [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 202 ~ match item { Frame::Command(command) => { [INFO] [stdout] 203 | dst.put_u8(command.command as u8); [INFO] [stdout] ... [INFO] [stdout] 209 | } [INFO] [stdout] 210 ~ } _ => { match item { Frame::Message(message) => { [INFO] [stdout] 211 | dst.put_u8(message.tags.len() as u8); [INFO] [stdout] ... [INFO] [stdout] 219 | dst.extend_from_slice(message.body.as_slice()); [INFO] [stdout] 220 ~ } _ => {}}}} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/server.rs:13:11 [INFO] [stdout] | [INFO] [stdout] 13 | while let Some(Ok(msg)) = framed.next().await { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^------------------- [INFO] [stdout] | | [INFO] [stdout] | this value has a significant drop implementation which may observe a major change in drop order and requires your discretion [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #124085 [INFO] [stdout] help: the value is now dropped here in Edition 2024 [INFO] [stdout] --> src/server.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | } [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0133`. [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.84s [INFO] [stderr] Running `cargo check` to verify 2024 [INFO] [stderr] Checking queque v0.1.0 (/tmp/fixit) [INFO] [stdout] warning[E0133]: call to unsafe function `libc::signal` is unsafe and requires unsafe block [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | signal(SIGINT, handler as extern "C" fn(_) as sighandler_t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #71668 [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default [INFO] [stdout] --> src/main.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | unsafe fn set_os_handlers() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unsafe_op_in_unsafe_fn)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0133]: call to unsafe function `libc::signal` is unsafe and requires unsafe block [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | signal(SIGTERM, handler as extern "C" fn(_) as sighandler_t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #71668 [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0133]: call to unsafe function `set_var` is unsafe and requires unsafe block [INFO] [stdout] --> src/main.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | env::set_var("RUST_LOG", "info"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0133]: call to unsafe function `libc::signal` is unsafe and requires unsafe block [INFO] [stdout] --> src/main.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | signal(SIGINT, handler as extern "C" fn(_) as sighandler_t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #71668 [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default [INFO] [stdout] --> src/main.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | unsafe fn set_os_handlers() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(unsafe_op_in_unsafe_fn)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning[E0133]: call to unsafe function `libc::signal` is unsafe and requires unsafe block [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | signal(SIGTERM, handler as extern "C" fn(_) as sighandler_t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #71668 [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0133]: call to unsafe function `set_var` is unsafe and requires unsafe block [INFO] [stdout] --> src/main.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | env::set_var("RUST_LOG", "info"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function [INFO] [stdout] | [INFO] [stdout] = note: consult the function's documentation for information on how to avoid undefined behavior [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0133`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0133`. [INFO] [stdout] [INFO] [stderr] error: could not compile `queque` (bin "queque") due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `queque` (bin "queque" test) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] error: failed to check after updating to 2024 [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "f44bc4e69d7f973cb5fadd1a8f8f126edffb2ca1c6e0de4452b4a801fe03e343", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f44bc4e69d7f973cb5fadd1a8f8f126edffb2ca1c6e0de4452b4a801fe03e343", kill_on_drop: false }` [INFO] [stdout] f44bc4e69d7f973cb5fadd1a8f8f126edffb2ca1c6e0de4452b4a801fe03e343