[INFO] fetching crate std-dev 0.1.0... [INFO] checking std-dev-0.1.0 against try#ccf408f4326a858c00dd845a64a86b16f360a801 for pr-129466-2 [INFO] extracting crate std-dev 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate std-dev 0.1.0 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 std-dev 0.1.0 [INFO] finished tweaking crates.io crate std-dev 0.1.0 [INFO] tweaked toml for crates.io crate std-dev 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate std-dev 0.1.0 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-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+ccf408f4326a858c00dd845a64a86b16f360a801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 909d3f915bed1661b30d945627eb284af507569060761cdf981133ea94e9f574 [INFO] running `Command { std: "docker" "start" "-a" "909d3f915bed1661b30d945627eb284af507569060761cdf981133ea94e9f574", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "909d3f915bed1661b30d945627eb284af507569060761cdf981133ea94e9f574", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "909d3f915bed1661b30d945627eb284af507569060761cdf981133ea94e9f574", kill_on_drop: false }` [INFO] [stdout] 909d3f915bed1661b30d945627eb284af507569060761cdf981133ea94e9f574 [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_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] 9484612e0e2d3f162a08eaf96745fae2bbb817338d3116168641b6b8a1fc430c [INFO] running `Command { std: "docker" "start" "-a" "9484612e0e2d3f162a08eaf96745fae2bbb817338d3116168641b6b8a1fc430c", 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] Fixed Cargo.toml (13 fixes) [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Compiling thiserror v1.0.57 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Checking bytemuck v1.14.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking clap_lex v0.7.0 [INFO] [stderr] Checking strsim v0.11.0 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling matrixmultiply v0.3.8 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking hypermelon v0.5.5 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking xdg v2.5.2 [INFO] [stderr] Checking colored v2.1.0 [INFO] [stderr] Checking anstream v0.6.12 [INFO] [stderr] Checking safe_arch v0.7.1 [INFO] [stderr] Checking poloto v18.1.1 [INFO] [stderr] Checking clap_builder v4.5.1 [INFO] [stderr] Checking wide v0.7.15 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.50 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking sysinfo v0.27.8 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking simba v0.8.1 [INFO] [stderr] Checking clap v4.5.1 [INFO] [stderr] Checking clap_complete v4.5.1 [INFO] [stderr] Compiling thiserror-impl v1.0.57 [INFO] [stderr] Checking query-shell v0.3.0 [INFO] [stderr] Checking clap_autocomplete v0.4.1 [INFO] [stderr] Compiling nalgebra-macros v0.2.1 [INFO] [stderr] Checking nalgebra v0.32.4 [INFO] [stderr] Checking std-dev v0.1.0 (/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 `std_dev` [INFO] [stderr] [INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files: [INFO] [stderr] [INFO] [stderr] * src/regression.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/regression.rs:530:50 [INFO] [stderr] | [INFO] [stderr] 530 | $name:ident, 1 / f64::$fn:ident, $disp: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/regression.rs:536:39 [INFO] [stderr] | [INFO] [stderr] 536 | $name:ident, $v:ident $fn:expr_2021, $disp: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/regression.rs:536:54 [INFO] [stderr] | [INFO] [stderr] 536 | $name:ident, $v:ident $fn:expr_2021, $disp:expr_2021 [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:669:10 [INFO] [stderr] | [INFO] [stderr] 669 | ($new: expr_2021, $e: ident, $modificator: expr_2021, $err: expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:669:38 [INFO] [stderr] | [INFO] [stderr] 669 | ($new: expr_2021, $e: ident, $modificator: expr_2021, $err: expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:669:63 [INFO] [stderr] | [INFO] [stderr] 669 | ($new: expr_2021, $e: ident, $modificator: expr_2021, $err: expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:680:10 [INFO] [stderr] | [INFO] [stderr] 680 | ($new: expr_2021, $e: ident, $modificator: expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:680:38 [INFO] [stderr] | [INFO] [stderr] 680 | ($new: expr_2021, $e: ident, $modificator: expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:688:10 [INFO] [stderr] | [INFO] [stderr] 688 | ($new: expr_2021) => { [INFO] [stdout] warning: `gen` is a keyword in the 2024 edition [INFO] [stdout] --> src/regression.rs:3506:37 [INFO] [stdout] | [INFO] [stdout] 3506 | 1. + (2.0 * rng.gen::() as f64 - 1.) * self.randomness_factor * progress; [INFO] [stdout] | ^^^ help: you can use a raw identifier to stay compatible: `r#gen` [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 #49716 [INFO] [stdout] = note: `--force-warn keyword-idents-2024` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:530:56 [INFO] [stdout] | [INFO] [stdout] 530 | $name:ident, 1 / f64::$fn:ident, $disp: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] 530 | $name:ident, 1 / f64::$fn:ident, $disp:expr_2021 [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:536:43 [INFO] [stdout] | [INFO] [stdout] 536 | $name:ident, $v:ident $fn:expr, $disp: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] 536 | $name:ident, $v:ident $fn:expr_2021, $disp:expr [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:536:55 [INFO] [stdout] | [INFO] [stdout] 536 | $name:ident, $v:ident $fn:expr, $disp: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] 536 | $name:ident, $v:ident $fn:expr, $disp:expr_2021 [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:669:16 [INFO] [stdout] | [INFO] [stdout] 669 | ($new: expr, $e: ident, $modificator: expr, $err: expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 669 | ($new: expr_2021, $e: ident, $modificator: expr, $err: expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [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/regression.rs:2740:64 [INFO] [stderr] | [INFO] [stderr] 2740 | $name:ident, $method:ident, $fn:ident, $ret:ident, $wrap:expr_2021, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:2757:64 [INFO] [stderr] | [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:669:47 [INFO] [stdout] | [INFO] [stdout] 669 | ($new: expr, $e: ident, $modificator: expr, $err: expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 669 | ($new: expr, $e: ident, $modificator: expr_2021, $err: expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] 2757 | $name:ident, $method:ident, $fn:ident, $ret:ident, $wrap:expr_2021, [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:669:59 [INFO] [stdout] | [INFO] [stdout] 669 | ($new: expr, $e: ident, $modificator: expr, $err: expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 669 | ($new: expr, $e: ident, $modificator: expr, $err: expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:680:16 [INFO] [stdout] | [INFO] [stdout] 680 | ($new: expr, $e: ident, $modificator: expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 680 | ($new: expr_2021, $e: ident, $modificator: expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:680:47 [INFO] [stdout] | [INFO] [stdout] 680 | ($new: expr, $e: ident, $modificator: expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 680 | ($new: expr, $e: ident, $modificator: expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:688:16 [INFO] [stdout] | [INFO] [stdout] 688 | ($new: 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] 688 | ($new: expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [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/regression.rs:3577:53 [INFO] [stderr] | [INFO] [stderr] 3577 | $name:ident, $method:ident, $ret:ident, $wrap:expr_2021, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:2740:70 [INFO] [stdout] | [INFO] [stdout] 2740 | $name:ident, $method:ident, $fn:ident, $ret:ident, $wrap: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] 2740 | $name:ident, $method:ident, $fn:ident, $ret:ident, $wrap:expr_2021, [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:2757:70 [INFO] [stdout] | [INFO] [stdout] 2757 | $name:ident, $method:ident, $fn:ident, $ret:ident, $wrap: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] 2757 | $name:ident, $method:ident, $fn:ident, $ret:ident, $wrap:expr_2021, [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [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/regression.rs:3623:53 [INFO] [stderr] | [INFO] [stderr] 3623 | $name:ident, $method:ident, $ret:ident, $wrap:expr_2021, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:3577:59 [INFO] [stdout] | [INFO] [stdout] 3577 | $name:ident, $method:ident, $ret:ident, $wrap: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] 3577 | $name:ident, $method:ident, $ret:ident, $wrap:expr_2021, [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:3623:59 [INFO] [stdout] | [INFO] [stdout] 3623 | $name:ident, $method:ident, $ret:ident, $wrap: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] 3623 | $name:ident, $method:ident, $ret:ident, $wrap:expr_2021, [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stdout] warning: struct `CmpFirst` is never constructed [INFO] [stdout] --> src/regression.rs:2097:20 [INFO] [stdout] | [INFO] [stdout] 2097 | struct CmpFirst(T, V); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [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 13 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: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/regression.rs:672:16 [INFO] [stdout] | [INFO] [stdout] 672 | if let Some((_, error)) = &best { [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] 724 | update_best!(power, e, e * power_bump, certainty); [INFO] [stdout] | ------------------------------------------------- in this macro invocation [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/regression.rs:676:13 [INFO] [stdout] | [INFO] [stdout] 676 | } else { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 724 | update_best!(power, e, e * power_bump, certainty); [INFO] [stdout] | ------------------------------------------------- in this macro invocation [INFO] [stdout] = note: `--force-warn if-let-rescope` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] = note: this warning originates in the macro `update_best` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/regression.rs:672:16 [INFO] [stdout] | [INFO] [stdout] 672 | if let Some((_, error)) = &best { [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] 747 | update_best!(exponential, e, e * exponential_bump, certainty); [INFO] [stdout] | ------------------------------------------------------------- in this macro invocation [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/regression.rs:676:13 [INFO] [stdout] | [INFO] [stdout] 676 | } else { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 747 | update_best!(exponential, e, e * exponential_bump, certainty); [INFO] [stdout] | ------------------------------------------------------------- in this macro invocation [INFO] [stdout] = note: this warning originates in the macro `update_best` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/regression.rs:672:16 [INFO] [stdout] | [INFO] [stdout] 672 | if let Some((_, error)) = &best { [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] 759 | update_best!(degree_2, e, e * SECOND_DEGREE_DISADVANTAGE); [INFO] [stdout] | --------------------------------------------------------- in this macro invocation [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/regression.rs:676:13 [INFO] [stdout] | [INFO] [stdout] 676 | } else { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 759 | update_best!(degree_2, e, e * SECOND_DEGREE_DISADVANTAGE); [INFO] [stdout] | --------------------------------------------------------- in this macro invocation [INFO] [stdout] = note: this warning originates in the macro `update_best` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/regression.rs:672:16 [INFO] [stdout] | [INFO] [stdout] 672 | if let Some((_, error)) = &best { [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] 770 | update_best!(degree_3, e, e * THIRD_DEGREE_DISADVANTAGE); [INFO] [stdout] | -------------------------------------------------------- in this macro invocation [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/regression.rs:676:13 [INFO] [stdout] | [INFO] [stdout] 676 | } else { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 770 | update_best!(degree_3, e, e * THIRD_DEGREE_DISADVANTAGE); [INFO] [stdout] | -------------------------------------------------------- in this macro invocation [INFO] [stdout] = note: this warning originates in the macro `update_best` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/regression.rs:672:16 [INFO] [stdout] | [INFO] [stdout] 672 | if let Some((_, error)) = &best { [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] 774 | update_best!(linear, e, e + LINEAR_BUMP); [INFO] [stdout] | ---------------------------------------- in this macro invocation [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/regression.rs:676:13 [INFO] [stdout] | [INFO] [stdout] 676 | } else { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 774 | update_best!(linear, e, e + LINEAR_BUMP); [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] = note: this warning originates in the macro `update_best` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/percentile.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 39 | if let Self::Single(t) = self { [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/percentile.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | } else { [INFO] [stdout] | ^ [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 39 ~ match self { Self::Single(t) => { [INFO] [stdout] 40 | Some(t) [INFO] [stdout] 41 ~ } _ => { [INFO] [stdout] 42 | None [INFO] [stdout] 43 ~ }} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Migrating src/bin/main.rs from 2021 edition to 2024 [INFO] [stderr] warning: failed to automatically apply fixes suggested by rustc to crate `std_dev` [INFO] [stderr] [INFO] [stderr] after fixes were automatically applied the compiler reported errors within these files: [INFO] [stderr] [INFO] [stderr] * src/regression.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/regression.rs:530:50 [INFO] [stderr] | [INFO] [stderr] 530 | $name:ident, 1 / f64::$fn:ident, $disp: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/regression.rs:536:39 [INFO] [stderr] | [INFO] [stderr] 536 | $name:ident, $v:ident $fn:expr_2021, $disp: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/regression.rs:536:54 [INFO] [stderr] | [INFO] [stderr] 536 | $name:ident, $v:ident $fn:expr_2021, $disp:expr_2021 [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:669:10 [INFO] [stderr] | [INFO] [stderr] 669 | ($new: expr_2021, $e: ident, $modificator: expr_2021, $err: expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stdout] warning: `gen` is a keyword in the 2024 edition [INFO] [stdout] --> src/regression.rs:3506:37 [INFO] [stdout] | [INFO] [stdout] 3506 | 1. + (2.0 * rng.gen::() as f64 - 1.) * self.randomness_factor * progress; [INFO] [stdout] | ^^^ help: you can use a raw identifier to stay compatible: `r#gen` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2021) but is a hard error in Rust 2024! [INFO] [stdout] = note: for more information, see issue #49716 [INFO] [stdout] = note: `--force-warn keyword-idents-2024` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:669:38 [INFO] [stderr] | [INFO] [stderr] 669 | ($new: expr_2021, $e: ident, $modificator: expr_2021, $err: expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:669:63 [INFO] [stderr] | [INFO] [stderr] 669 | ($new: expr_2021, $e: ident, $modificator: expr_2021, $err: expr_2021) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:680:10 [INFO] [stderr] | [INFO] [stderr] 680 | ($new: expr_2021, $e: ident, $modificator: expr_2021) => { [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:530:56 [INFO] [stdout] | [INFO] [stdout] 530 | $name:ident, 1 / f64::$fn:ident, $disp: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] 530 | $name:ident, 1 / f64::$fn:ident, $disp:expr_2021 [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:536:43 [INFO] [stdout] | [INFO] [stdout] 536 | $name:ident, $v:ident $fn:expr, $disp: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] 536 | $name:ident, $v:ident $fn:expr_2021, $disp:expr [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:536:55 [INFO] [stdout] | [INFO] [stdout] 536 | $name:ident, $v:ident $fn:expr, $disp: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] 536 | $name:ident, $v:ident $fn:expr, $disp:expr_2021 [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:680:38 [INFO] [stderr] | [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:669:16 [INFO] [stdout] | [INFO] [stdout] 669 | ($new: expr, $e: ident, $modificator: expr, $err: expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 669 | ($new: expr_2021, $e: ident, $modificator: expr, $err: expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] 680 | ($new: expr_2021, $e: ident, $modificator: expr_2021) => { [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:669:47 [INFO] [stdout] | [INFO] [stdout] 669 | ($new: expr, $e: ident, $modificator: expr, $err: expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 669 | ($new: expr, $e: ident, $modificator: expr_2021, $err: expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stderr] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:688:10 [INFO] [stderr] | [INFO] [stderr] 688 | ($new: 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/regression.rs:2740:64 [INFO] [stderr] | [INFO] [stderr] 2740 | $name:ident, $method:ident, $fn:ident, $ret:ident, $wrap:expr_2021, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #123742 for more information [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:669:59 [INFO] [stdout] | [INFO] [stdout] 669 | ($new: expr, $e: ident, $modificator: expr, $err: expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 669 | ($new: expr, $e: ident, $modificator: expr, $err: expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = help: add `#![feature(expr_fragment_specifier_2024)]` to the crate attributes to enable [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:680:16 [INFO] [stdout] | [INFO] [stdout] 680 | ($new: expr, $e: ident, $modificator: expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 680 | ($new: expr_2021, $e: ident, $modificator: expr) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] = note: this compiler was built on 2024-09-17; consider upgrading it if it is out of date [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:680:47 [INFO] [stdout] | [INFO] [stdout] 680 | ($new: expr, $e: ident, $modificator: expr) => { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see Migration Guide [INFO] [stdout] help: to keep the existing behavior, use the `expr_2021` fragment specifier [INFO] [stdout] | [INFO] [stdout] 680 | ($new: expr, $e: ident, $modificator: expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:688:16 [INFO] [stdout] | [INFO] [stdout] 688 | ($new: 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] 688 | ($new: expr_2021) => { [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error[E0658]: fragment specifier `expr_2021` is unstable [INFO] [stderr] --> src/regression.rs:2757:64 [INFO] [stderr] | [INFO] [stderr] 2757 | $name:ident, $method:ident, $fn:ident, $ret:ident, $wrap: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/regression.rs:3577:53 [INFO] [stderr] | [INFO] [stderr] 3577 | $name:ident, $method:ident, $ret:ident, $wrap:expr_2021, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:2740:70 [INFO] [stdout] | [INFO] [stdout] 2740 | $name:ident, $method:ident, $fn:ident, $ret:ident, $wrap: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] 2740 | $name:ident, $method:ident, $fn:ident, $ret:ident, $wrap:expr_2021, [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:2757:70 [INFO] [stdout] | [INFO] [stdout] 2757 | $name:ident, $method:ident, $fn:ident, $ret:ident, $wrap: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] 2757 | $name:ident, $method:ident, $fn:ident, $ret:ident, $wrap:expr_2021, [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [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/regression.rs:3623:53 [INFO] [stderr] | [INFO] [stderr] 3623 | $name:ident, $method:ident, $ret:ident, $wrap: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 13 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0658`. [INFO] [stdout] warning: the `expr` fragment specifier will accept more expressions in the 2024 edition [INFO] [stdout] --> src/regression.rs:3577:59 [INFO] [stdout] | [INFO] [stdout] 3577 | $name:ident, $method:ident, $ret:ident, $wrap: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] 3577 | $name:ident, $method:ident, $ret:ident, $wrap:expr_2021, [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [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/regression.rs:3623:59 [INFO] [stdout] | [INFO] [stdout] 3623 | $name:ident, $method:ident, $ret:ident, $wrap: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] 3623 | $name:ident, $method:ident, $ret:ident, $wrap:expr_2021, [INFO] [stdout] | ~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CmpFirst` is never constructed [INFO] [stdout] --> src/regression.rs:2097:20 [INFO] [stdout] | [INFO] [stdout] 2097 | struct CmpFirst(T, V); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/regression.rs:672:16 [INFO] [stdout] | [INFO] [stdout] 672 | if let Some((_, error)) = &best { [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] 724 | update_best!(power, e, e * power_bump, certainty); [INFO] [stdout] | ------------------------------------------------- in this macro invocation [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/regression.rs:676:13 [INFO] [stdout] | [INFO] [stdout] 676 | } else { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 724 | update_best!(power, e, e * power_bump, certainty); [INFO] [stdout] | ------------------------------------------------- in this macro invocation [INFO] [stdout] = note: `--force-warn if-let-rescope` implied by `--force-warn rust-2024-compatibility` [INFO] [stdout] = note: this warning originates in the macro `update_best` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/regression.rs:672:16 [INFO] [stdout] | [INFO] [stdout] 672 | if let Some((_, error)) = &best { [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] 747 | update_best!(exponential, e, e * exponential_bump, certainty); [INFO] [stdout] | ------------------------------------------------------------- in this macro invocation [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/regression.rs:676:13 [INFO] [stdout] | [INFO] [stdout] 676 | } else { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 747 | update_best!(exponential, e, e * exponential_bump, certainty); [INFO] [stdout] | ------------------------------------------------------------- in this macro invocation [INFO] [stdout] = note: this warning originates in the macro `update_best` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/regression.rs:672:16 [INFO] [stdout] | [INFO] [stdout] 672 | if let Some((_, error)) = &best { [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] 759 | update_best!(degree_2, e, e * SECOND_DEGREE_DISADVANTAGE); [INFO] [stdout] | --------------------------------------------------------- in this macro invocation [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/regression.rs:676:13 [INFO] [stdout] | [INFO] [stdout] 676 | } else { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 759 | update_best!(degree_2, e, e * SECOND_DEGREE_DISADVANTAGE); [INFO] [stdout] | --------------------------------------------------------- in this macro invocation [INFO] [stdout] = note: this warning originates in the macro `update_best` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/regression.rs:672:16 [INFO] [stdout] | [INFO] [stdout] 672 | if let Some((_, error)) = &best { [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] 770 | update_best!(degree_3, e, e * THIRD_DEGREE_DISADVANTAGE); [INFO] [stdout] | -------------------------------------------------------- in this macro invocation [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/regression.rs:676:13 [INFO] [stdout] | [INFO] [stdout] 676 | } else { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 770 | update_best!(degree_3, e, e * THIRD_DEGREE_DISADVANTAGE); [INFO] [stdout] | -------------------------------------------------------- in this macro invocation [INFO] [stdout] = note: this warning originates in the macro `update_best` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/regression.rs:672:16 [INFO] [stdout] | [INFO] [stdout] 672 | if let Some((_, error)) = &best { [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] 774 | update_best!(linear, e, e + LINEAR_BUMP); [INFO] [stdout] | ---------------------------------------- in this macro invocation [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/regression.rs:676:13 [INFO] [stdout] | [INFO] [stdout] 676 | } else { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 774 | update_best!(linear, e, e + LINEAR_BUMP); [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] = note: this warning originates in the macro `update_best` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `if let` assigns a shorter lifetime since Edition 2024 [INFO] [stdout] --> src/percentile.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 39 | if let Self::Single(t) = self { [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/percentile.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | } else { [INFO] [stdout] | ^ [INFO] [stdout] help: a `match` with a single arm can preserve the drop order up to Edition 2021 [INFO] [stdout] | [INFO] [stdout] 39 ~ match self { Self::Single(t) => { [INFO] [stdout] 40 | Some(t) [INFO] [stdout] 41 ~ } _ => { [INFO] [stdout] 42 | None [INFO] [stdout] 43 ~ }} [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Fixed src/bin/main.rs (1 fix) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.51s [INFO] [stderr] Running `cargo check` to verify 2024 [INFO] [stderr] Checking std-dev v0.1.0 (/tmp/fixit) [INFO] [stdout] error: expected identifier, found reserved keyword `gen` [INFO] [stdout] --> src/regression.rs:3506:37 [INFO] [stdout] | [INFO] [stdout] 3506 | 1. + (2.0 * rng.gen::() as f64 - 1.) * self.randomness_factor * progress; [INFO] [stdout] | ^^^ expected identifier, found reserved keyword [INFO] [stdout] | [INFO] [stdout] help: escape `gen` to use it as an identifier [INFO] [stdout] | [INFO] [stdout] 3506 | 1. + (2.0 * rng.r#gen::() as f64 - 1.) * self.randomness_factor * progress; [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected identifier, found reserved keyword `gen` [INFO] [stdout] --> src/regression.rs:3506:37 [INFO] [stdout] | [INFO] [stdout] 3506 | 1. + (2.0 * rng.gen::() as f64 - 1.) * self.randomness_factor * progress; [INFO] [stdout] | ^^^ expected identifier, found reserved keyword [INFO] [stdout] | [INFO] [stdout] help: escape `gen` to use it as an identifier [INFO] [stdout] | [INFO] [stdout] 3506 | 1. + (2.0 * rng.r#gen::() as f64 - 1.) * self.randomness_factor * progress; [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `std-dev` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `std-dev` (lib test) 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" "9484612e0e2d3f162a08eaf96745fae2bbb817338d3116168641b6b8a1fc430c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9484612e0e2d3f162a08eaf96745fae2bbb817338d3116168641b6b8a1fc430c", kill_on_drop: false }` [INFO] [stdout] 9484612e0e2d3f162a08eaf96745fae2bbb817338d3116168641b6b8a1fc430c