[INFO] fetching crate karsher 0.9.0... [INFO] checking karsher-0.9.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate karsher 0.9.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate karsher 0.9.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config [INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml [INFO] started tweaking crates.io crate karsher 0.9.0 [INFO] finished tweaking crates.io crate karsher 0.9.0 [INFO] tweaked toml for crates.io crate karsher 0.9.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate karsher 0.9.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aa12d2a8129d6d208a8642476ef615f22d7042d0c943f83e7e49f2453473a97c [INFO] running `Command { std: "docker" "start" "-a" "aa12d2a8129d6d208a8642476ef615f22d7042d0c943f83e7e49f2453473a97c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa12d2a8129d6d208a8642476ef615f22d7042d0c943f83e7e49f2453473a97c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa12d2a8129d6d208a8642476ef615f22d7042d0c943f83e7e49f2453473a97c", kill_on_drop: false }` [INFO] [stdout] aa12d2a8129d6d208a8642476ef615f22d7042d0c943f83e7e49f2453473a97c [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 -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a2948ac6df102221e8f2e0e4d613bda143c87b39d533fac159f46729a37e9d32 [INFO] running `Command { std: "docker" "start" "-a" "a2948ac6df102221e8f2e0e4d613bda143c87b39d533fac159f46729a37e9d32", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling io-lifetimes v0.6.1 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling rustix v0.34.7 [INFO] [stderr] Compiling rustversion v1.0.7 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Checking linux-raw-sys v0.0.46 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Compiling anyhow v1.0.57 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking snowflake v1.3.0 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking unicode-segmentation v1.9.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking nom v7.1.1 [INFO] [stderr] Checking slab_tree v0.3.2 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking nix v0.23.1 [INFO] [stderr] Checking nix v0.24.1 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking dirs v4.0.0 [INFO] [stderr] Checking ctrlc v3.2.2 [INFO] [stderr] Checking fd-lock v3.0.5 [INFO] [stderr] Compiling strum_macros v0.24.0 [INFO] [stderr] Compiling rustyline-derive v0.6.0 [INFO] [stderr] Checking strum v0.24.1 [INFO] [stderr] Checking rustyline v9.1.2 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking karsher v0.9.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cache_command/os_command.rs:2:39 [INFO] [stdout] | [INFO] [stdout] 2 | fn extract_args<'a>(s: &'a str) -> Res> { [INFO] [stdout] | -- ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | lifetime `'a` declared here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cache_command/os_command.rs:17:39 [INFO] [stdout] | [INFO] [stdout] 17 | fn extract_envs<'a>(s: &'a str) -> Res> { [INFO] [stdout] | -- ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | lifetime `'a` declared here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cache_command/os_command.rs:27:42 [INFO] [stdout] | [INFO] [stdout] 27 | fn extract_program<'a>(s: &'a str) -> Res<&'a str> { [INFO] [stdout] | -- ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | lifetime `'a` declared here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cache_command/parser.rs:196:26 [INFO] [stdout] | [INFO] [stdout] 191 | fn extract_no_args<'a, F, M>( [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 196 | F: Fn(&'a str) -> Res<&'a str>, [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cache_command/parser.rs:211:26 [INFO] [stdout] | [INFO] [stdout] 209 | fn extract_key<'a, F>(parser: F) -> impl Fn(&'a str) -> Res<&'a str> [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 210 | where [INFO] [stdout] 211 | F: Fn(&'a str) -> Res<&'a str>, [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cache_command/parser.rs:209:60 [INFO] [stdout] | [INFO] [stdout] 209 | fn extract_key<'a, F>(parser: F) -> impl Fn(&'a str) -> Res<&'a str> [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/calculator/parser.rs:9:59 [INFO] [stdout] | [INFO] [stdout] 9 | fn tag_no_space<'a>(t: &'a str) -> impl Fn(&'a str) -> Res<&'a str> { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/calculator/parser.rs:12:67 [INFO] [stdout] | [INFO] [stdout] 12 | fn tag_no_space_no_case<'a>(t: &'a str) -> impl Fn(&'a str) -> Res<&'a str> { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/calculator/parser.rs:61:33 [INFO] [stdout] | [INFO] [stdout] 59 | fn parse_fn<'a>( [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 60 | fn_type: BuiltInFunctionType, [INFO] [stdout] 61 | ) -> impl Fn(&'a str) -> Res { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/calculator/parser.rs:61:34 [INFO] [stdout] | [INFO] [stdout] 59 | fn parse_fn<'a>( [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 60 | fn_type: BuiltInFunctionType, [INFO] [stdout] 61 | ) -> impl Fn(&'a str) -> Res { [INFO] [stdout] | ^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/calculator/parser.rs:110:64 [INFO] [stdout] | [INFO] [stdout] 110 | fn parse_op<'a>(operation: Operator) -> impl Fn(&'a str) -> Res { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/calculator/parser.rs:110:65 [INFO] [stdout] | [INFO] [stdout] 110 | fn parse_op<'a>(operation: Operator) -> impl Fn(&'a str) -> Res { [INFO] [stdout] | -- lifetime `'a` declared here ^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `eof` and `none_of` [INFO] [stdout] --> src/prelude.rs:8:72 [INFO] [stdout] | [INFO] [stdout] 8 | alpha1, alphanumeric1, i128 as I128, multispace0, multispace1, none_of, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 11 | combinator::{all_consuming, cut, eof, map, map_parser, opt, rest, verify}, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::stdout` [INFO] [stdout] --> src/prelude.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | pub use std::io::stdout; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/prelude.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | pub use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AtomicBool`, `Ordering`, `path::PathBuf`, and `process::ExitCode` [INFO] [stdout] --> src/prelude.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | path::PathBuf, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 39 | process::ExitCode, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 40 | sync::atomic::{AtomicBool, Ordering}, [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cache_command/os_command.rs:2:39 [INFO] [stdout] | [INFO] [stdout] 2 | fn extract_args<'a>(s: &'a str) -> Res> { [INFO] [stdout] | -- ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | lifetime `'a` declared here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cache_command/os_command.rs:17:39 [INFO] [stdout] | [INFO] [stdout] 17 | fn extract_envs<'a>(s: &'a str) -> Res> { [INFO] [stdout] | -- ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | lifetime `'a` declared here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cache_command/os_command.rs:27:42 [INFO] [stdout] | [INFO] [stdout] 27 | fn extract_program<'a>(s: &'a str) -> Res<&'a str> { [INFO] [stdout] | -- ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | lifetime `'a` declared here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cache_command/parser.rs:196:26 [INFO] [stdout] | [INFO] [stdout] 191 | fn extract_no_args<'a, F, M>( [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 196 | F: Fn(&'a str) -> Res<&'a str>, [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cache_command/parser.rs:211:26 [INFO] [stdout] | [INFO] [stdout] 209 | fn extract_key<'a, F>(parser: F) -> impl Fn(&'a str) -> Res<&'a str> [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 210 | where [INFO] [stdout] 211 | F: Fn(&'a str) -> Res<&'a str>, [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/cache_command/parser.rs:209:60 [INFO] [stdout] | [INFO] [stdout] 209 | fn extract_key<'a, F>(parser: F) -> impl Fn(&'a str) -> Res<&'a str> [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/calculator/parser.rs:9:59 [INFO] [stdout] | [INFO] [stdout] 9 | fn tag_no_space<'a>(t: &'a str) -> impl Fn(&'a str) -> Res<&'a str> { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/calculator/parser.rs:12:67 [INFO] [stdout] | [INFO] [stdout] 12 | fn tag_no_space_no_case<'a>(t: &'a str) -> impl Fn(&'a str) -> Res<&'a str> { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/calculator/parser.rs:61:33 [INFO] [stdout] | [INFO] [stdout] 59 | fn parse_fn<'a>( [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 60 | fn_type: BuiltInFunctionType, [INFO] [stdout] 61 | ) -> impl Fn(&'a str) -> Res { [INFO] [stdout] | ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/calculator/parser.rs:61:34 [INFO] [stdout] | [INFO] [stdout] 59 | fn parse_fn<'a>( [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] 60 | fn_type: BuiltInFunctionType, [INFO] [stdout] 61 | ) -> impl Fn(&'a str) -> Res { [INFO] [stdout] | ^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/calculator/parser.rs:110:64 [INFO] [stdout] | [INFO] [stdout] 110 | fn parse_op<'a>(operation: Operator) -> impl Fn(&'a str) -> Res { [INFO] [stdout] | -- lifetime `'a` declared here ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/calculator/parser.rs:110:65 [INFO] [stdout] | [INFO] [stdout] 110 | fn parse_op<'a>(operation: Operator) -> impl Fn(&'a str) -> Res { [INFO] [stdout] | -- lifetime `'a` declared here ^^^^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `eof` and `none_of` [INFO] [stdout] --> src/prelude.rs:8:72 [INFO] [stdout] | [INFO] [stdout] 8 | alpha1, alphanumeric1, i128 as I128, multispace0, multispace1, none_of, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 11 | combinator::{all_consuming, cut, eof, map, map_parser, opt, rest, verify}, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::stdout` [INFO] [stdout] --> src/prelude.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | pub use std::io::stdout; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AtomicBool`, `Ordering`, `path::PathBuf`, and `process::ExitCode` [INFO] [stdout] --> src/prelude.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | path::PathBuf, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 39 | process::ExitCode, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 40 | sync::atomic::{AtomicBool, Ordering}, [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `anyhow::Error` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/db/file_lock.rs:133:17 [INFO] [stdout] | [INFO] [stdout] 120 | let file = FileLock::open(path).unwrap(); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 125 | let mut reader = file.read().unwrap(); [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 130 | let open_file_twice = FileLock::open(path); [INFO] [stdout] | --------------- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 133 | Err(e) => assert_eq!(e.to_string(), "Could not acquire lock"), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `read_no_op` is never used [INFO] [stdout] --> src/db/mod.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 26 | pub trait Op { [INFO] [stdout] | -- method in this trait [INFO] [stdout] ... [INFO] [stdout] 34 | fn read_no_op( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `open_tree_and_apply` is never used [INFO] [stdout] --> src/db/mod.rs:79:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub trait DbOp: Op { [INFO] [stdout] | ---- method in this trait [INFO] [stdout] ... [INFO] [stdout] 79 | fn open_tree_and_apply( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `open_tree_and_apply` is never used [INFO] [stdout] --> src/db/mod.rs:79:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub trait DbOp: Op { [INFO] [stdout] | ---- method in this trait [INFO] [stdout] ... [INFO] [stdout] 79 | fn open_tree_and_apply( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyString` is never constructed [INFO] [stdout] --> src/db/database.rs:137:12 [INFO] [stdout] | [INFO] [stdout] 137 | struct MyString(String); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `karsher` (bin "karsher" test) due to 2 previous errors; 17 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a2948ac6df102221e8f2e0e4d613bda143c87b39d533fac159f46729a37e9d32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2948ac6df102221e8f2e0e4d613bda143c87b39d533fac159f46729a37e9d32", kill_on_drop: false }` [INFO] [stdout] a2948ac6df102221e8f2e0e4d613bda143c87b39d533fac159f46729a37e9d32