[INFO] fetching crate rtlambda 0.0.1... [INFO] checking rtlambda-0.0.1 against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2 [INFO] extracting crate rtlambda 0.0.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate rtlambda 0.0.1 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] started tweaking crates.io crate rtlambda 0.0.1 [INFO] finished tweaking crates.io crate rtlambda 0.0.1 [INFO] tweaked toml for crates.io crate rtlambda 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate rtlambda 0.0.1 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 887414cff834043c7d6074862c1465a7265c3126cedbd2b1978b4db915baaf79 [INFO] running `Command { std: "docker" "start" "-a" "887414cff834043c7d6074862c1465a7265c3126cedbd2b1978b4db915baaf79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "887414cff834043c7d6074862c1465a7265c3126cedbd2b1978b4db915baaf79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "887414cff834043c7d6074862c1465a7265c3126cedbd2b1978b4db915baaf79", kill_on_drop: false }` [INFO] [stdout] 887414cff834043c7d6074862c1465a7265c3126cedbd2b1978b4db915baaf79 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b38bad1611150f69ea7bcf197585bd5da2b3843b040bc2deea94a264df928fc3 [INFO] running `Command { std: "docker" "start" "-a" "b38bad1611150f69ea7bcf197585bd5da2b3843b040bc2deea94a264df928fc3", 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 cc v1.0.73 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking once_cell v1.11.0 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Compiling rustls v0.20.6 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking miniz_oxide v0.5.1 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking chunked_transfer v1.4.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking flate2 v1.0.23 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking webpki v0.22.0 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Checking webpki-roots v0.22.3 [INFO] [stderr] Checking ureq v2.4.0 [INFO] [stderr] Checking rtlambda v0.0.1 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2021 edition to 2024 [INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `rtlambda` [INFO] [stderr] [INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files: [INFO] [stderr] [INFO] [stderr] * src/backends/ureq.rs [INFO] [stderr] * src/lib.rs [INFO] [stderr] * src/runtime/mod.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/backends/ureq.rs:14:6 [INFO] [stderr] | [INFO] [stderr] 14 | ($resp:expr_2021, $header:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/backends/ureq.rs:14:23 [INFO] [stderr] | [INFO] [stderr] 14 | ($resp:expr_2021, $header:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/runtime/mod.rs:19:6 [INFO] [stderr] | [INFO] [stderr] 19 | ($resp: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/runtime/mod.rs:36:6 [INFO] [stderr] | [INFO] [stderr] 36 | ($version:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:32:62 [INFO] [stderr] | [INFO] [stderr] 32 | ($response:ty, $transport:ty, $env:ty, $out:ty, $err:ty, $ver:expr_2021, $init:ident) => { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:40:24 [INFO] [stderr] | [INFO] [stderr] 40 | ($out:ty, $err:ty, $ver:expr_2021, $init:ident) => { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error: aborting due to 6 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] Original diagnostics will follow. [INFO] [stderr] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/backends/ureq.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | ($resp:expr, $header:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] = note: `--force-warn edition-2024-expr-fragment-specifier` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 14 | ($resp:expr_2021, $header:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/backends/ureq.rs:14:26 [INFO] [stdout] | [INFO] [stdout] 14 | ($resp:expr, $header:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 14 | ($resp:expr, $header:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/runtime/mod.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | ($resp: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] 19 | ($resp:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/runtime/mod.rs:36:15 [INFO] [stdout] | [INFO] [stdout] 36 | ($version: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] 36 | ($version:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:32:67 [INFO] [stdout] | [INFO] [stdout] 32 | ($response:ty, $transport:ty, $env:ty, $out:ty, $err:ty, $ver:expr, $init:ident) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 32 | ($response:ty, $transport:ty, $env:ty, $out:ty, $err:ty, $ver:expr_2021, $init:ident) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:40:29 [INFO] [stdout] | [INFO] [stdout] 40 | ($out:ty, $err:ty, $ver:expr, $init:ident) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 40 | ($out:ty, $err:ty, $ver:expr_2021, $init:ident) => { [INFO] [stdout] | ~~~~~~~~~ [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/runtime/mod.rs:245:13 [INFO] [stdout] | [INFO] [stdout] 245 | set_var(OsStr::new("_X_AMZN_TRACE_ID"), OsStr::new(req_id)); [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] 245 + // TODO: Audit that the environment access only happens in single-threaded code. [INFO] [stdout] 246 ~ unsafe { set_var(OsStr::new("_X_AMZN_TRACE_ID"), OsStr::new(req_id)) }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `rtlambda` [INFO] [stderr] [INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files: [INFO] [stderr] [INFO] [stderr] * src/backends/ureq.rs [INFO] [stderr] * src/lib.rs [INFO] [stderr] * src/runtime/mod.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/backends/ureq.rs:14:6 [INFO] [stderr] | [INFO] [stderr] 14 | ($resp:expr_2021, $header:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/backends/ureq.rs:14:23 [INFO] [stderr] | [INFO] [stderr] 14 | ($resp:expr_2021, $header:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/runtime/mod.rs:19:6 [INFO] [stderr] | [INFO] [stderr] 19 | ($resp: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/runtime/mod.rs:36:6 [INFO] [stderr] | [INFO] [stderr] 36 | ($version:expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:32:62 [INFO] [stderr] | [INFO] [stderr] 32 | ($response:ty, $transport:ty, $env:ty, $out:ty, $err:ty, $ver:expr_2021, $init:ident) => { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/lib.rs:40:24 [INFO] [stderr] | [INFO] [stderr] 40 | ($out:ty, $err:ty, $ver:expr_2021, $init:ident) => { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error: aborting due to 6 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stderr] Original diagnostics will follow. [INFO] [stderr] [INFO] [stderr] Migrating examples/echo-server.rs from 2021 edition to 2024 [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/backends/ureq.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | ($resp:expr, $header:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] = note: `--force-warn edition-2024-expr-fragment-specifier` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 14 | ($resp:expr_2021, $header:expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/backends/ureq.rs:14:26 [INFO] [stdout] | [INFO] [stdout] 14 | ($resp:expr, $header:expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 14 | ($resp:expr, $header:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/runtime/mod.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | ($resp: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] 19 | ($resp:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/runtime/mod.rs:36:15 [INFO] [stdout] | [INFO] [stdout] 36 | ($version: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] 36 | ($version:expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:32:67 [INFO] [stdout] | [INFO] [stdout] 32 | ($response:ty, $transport:ty, $env:ty, $out:ty, $err:ty, $ver:expr, $init:ident) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 32 | ($response:ty, $transport:ty, $env:ty, $out:ty, $err:ty, $ver:expr_2021, $init:ident) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/lib.rs:40:29 [INFO] [stdout] | [INFO] [stdout] 40 | ($out:ty, $err:ty, $ver:expr, $init:ident) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 40 | ($out:ty, $err:ty, $ver:expr_2021, $init:ident) => { [INFO] [stdout] | ~~~~~~~~~ [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/runtime/mod.rs:245:13 [INFO] [stdout] | [INFO] [stdout] 245 | set_var(OsStr::new("_X_AMZN_TRACE_ID"), OsStr::new(req_id)); [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] 245 + // TODO: Audit that the environment access only happens in single-threaded code. [INFO] [stdout] 246 ~ unsafe { set_var(OsStr::new("_X_AMZN_TRACE_ID"), OsStr::new(req_id)) }; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.49s [INFO] [stderr] Running `cargo check` to verify 2024 [INFO] [stderr] Checking rtlambda v0.0.1 (/tmp/fixit) [INFO] [stdout] error[E0133]: call to unsafe function `set_var` is unsafe and requires unsafe block [INFO] [stdout] --> src/runtime/mod.rs:245:13 [INFO] [stdout] | [INFO] [stdout] 245 | set_var(OsStr::new("_X_AMZN_TRACE_ID"), OsStr::new(req_id)); [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[E0133]: call to unsafe function `set_var` is unsafe and requires unsafe block [INFO] [stdout] --> src/runtime/mod.rs:245:13 [INFO] [stdout] | [INFO] [stdout] 245 | set_var(OsStr::new("_X_AMZN_TRACE_ID"), OsStr::new(req_id)); [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0133`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rtlambda` (lib test) due to 2 previous errors [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0133`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rtlambda` (lib) due to 2 previous errors [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" "b38bad1611150f69ea7bcf197585bd5da2b3843b040bc2deea94a264df928fc3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b38bad1611150f69ea7bcf197585bd5da2b3843b040bc2deea94a264df928fc3", kill_on_drop: false }` [INFO] [stdout] b38bad1611150f69ea7bcf197585bd5da2b3843b040bc2deea94a264df928fc3