[INFO] cloning repository https://github.com/alexcrichton/l4c [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexcrichton/l4c" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fl4c", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fl4c'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e64e1719de50462c82b5175ec9053346ad80c9f4 [INFO] checking alexcrichton/l4c/e64e1719de50462c82b5175ec9053346ad80c9f4 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fl4c" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alexcrichton/l4c on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alexcrichton/l4c [INFO] finished tweaking git repo https://github.com/alexcrichton/l4c [INFO] tweaked toml for git repo https://github.com/alexcrichton/l4c written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/alexcrichton/l4c already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: /workspace/builds/worker-6-tc2/source/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /workspace/builds/worker-6-tc2/source/driver/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] df8a5ee4fa3771d62429ecf0c2e07ff3c1a9c60995aae928848f0e8de78a31a1 [INFO] running `Command { std: "docker" "start" "-a" "df8a5ee4fa3771d62429ecf0c2e07ff3c1a9c60995aae928848f0e8de78a31a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "df8a5ee4fa3771d62429ecf0c2e07ff3c1a9c60995aae928848f0e8de78a31a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df8a5ee4fa3771d62429ecf0c2e07ff3c1a9c60995aae928848f0e8de78a31a1", kill_on_drop: false }` [INFO] [stdout] df8a5ee4fa3771d62429ecf0c2e07ff3c1a9c60995aae928848f0e8de78a31a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 982e332c2d1128b04ef60f4521656a2f5669fa52390e08fe07e1b9321a0f0bb3 [INFO] running `Command { std: "docker" "start" "-a" "982e332c2d1128b04ef60f4521656a2f5669fa52390e08fe07e1b9321a0f0bb3", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] warning: /opt/rustwide/workdir/driver/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking bit-vec v0.5.0 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking getopts v0.2.18 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking wait-timeout v0.1.5 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking driver v0.1.0 (/opt/rustwide/workdir/driver) [INFO] [stdout] warning: field `retry` is never read [INFO] [stdout] --> driver/src/main.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 29 | struct Driver { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 33 | retry: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> driver/src/main.rs:111:30 [INFO] [stdout] | [INFO] [stdout] 111 | .flat_map(|e| t!(fs::read_dir(e.path()))) [INFO] [stdout] | - ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> driver/src/main.rs:23:19 [INFO] [stdout] | [INFO] [stdout] 23 | ($e:expr) => (match $e { [INFO] [stdout] | ___________________^ [INFO] [stdout] 24 | | Ok(e) => e, [INFO] [stdout] 25 | | Err(e) => panic!("{} failed with {}", stringify!($e), e), [INFO] [stdout] 26 | | }) [INFO] [stdout] | |_____^ [INFO] [stdout] ... [INFO] [stdout] 112 | .map(|e| t!(e).path()) [INFO] [stdout] | - ----- in this macro invocation [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `t` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> driver/src/main.rs:136:62 [INFO] [stdout] | [INFO] [stdout] 136 | failures: matches.opt_str("failures").map(|f| t!(File::create(f))), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> driver/src/main.rs:149:27 [INFO] [stdout] | [INFO] [stdout] 148 | let me = me.clone(); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 149 | thread::spawn(move || { [INFO] [stdout] | ___________________________^ [INFO] [stdout] 150 | | me.run_tests(); [INFO] [stdout] 151 | | }) [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> driver/src/main.rs:417:17 [INFO] [stdout] | [INFO] [stdout] 24 | Ok(e) => e, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | Err(e) => panic!("{} failed with {}", stringify!($e), e), [INFO] [stdout] | - [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 391 | fn output_timeout(mut cmd: Command, timeout: u32) -> Output { [INFO] [stdout] | ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 392 | cmd.stdout(Stdio::piped()).stderr(Stdio::piped()); [INFO] [stdout] 393 | let mut child = t!(cmd.spawn()); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 394 | drop(child.stdin.take()); [INFO] [stdout] 395 | let mut stdout = child.stdout.take().unwrap(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 396 | let mut stderr = child.stderr.take().unwrap(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 397 | let stdout = thread::spawn(move || { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 402 | let stderr = thread::spawn(move || { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 417 | stdout: stdout.join().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `retry` is never read [INFO] [stdout] --> driver/src/main.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 29 | struct Driver { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 33 | retry: bool, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> driver/src/main.rs:418:17 [INFO] [stdout] | [INFO] [stdout] 24 | Ok(e) => e, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | Err(e) => panic!("{} failed with {}", stringify!($e), e), [INFO] [stdout] | - [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 391 | fn output_timeout(mut cmd: Command, timeout: u32) -> Output { [INFO] [stdout] | ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 392 | cmd.stdout(Stdio::piped()).stderr(Stdio::piped()); [INFO] [stdout] 393 | let mut child = t!(cmd.spawn()); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 394 | drop(child.stdin.take()); [INFO] [stdout] 395 | let mut stdout = child.stdout.take().unwrap(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 396 | let mut stderr = child.stderr.take().unwrap(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 397 | let stdout = thread::spawn(move || { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 402 | let stderr = thread::spawn(move || { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 418 | stderr: stderr.join().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> driver/src/main.rs:111:30 [INFO] [stdout] | [INFO] [stdout] 111 | .flat_map(|e| t!(fs::read_dir(e.path()))) [INFO] [stdout] | - ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> driver/src/main.rs:23:19 [INFO] [stdout] | [INFO] [stdout] 23 | ($e:expr) => (match $e { [INFO] [stdout] | ___________________^ [INFO] [stdout] 24 | | Ok(e) => e, [INFO] [stdout] 25 | | Err(e) => panic!("{} failed with {}", stringify!($e), e), [INFO] [stdout] 26 | | }) [INFO] [stdout] | |_____^ [INFO] [stdout] ... [INFO] [stdout] 112 | .map(|e| t!(e).path()) [INFO] [stdout] | - ----- in this macro invocation [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `t` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> driver/src/main.rs:136:62 [INFO] [stdout] | [INFO] [stdout] 136 | failures: matches.opt_str("failures").map(|f| t!(File::create(f))), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> driver/src/main.rs:149:27 [INFO] [stdout] | [INFO] [stdout] 148 | let me = me.clone(); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 149 | thread::spawn(move || { [INFO] [stdout] | ___________________________^ [INFO] [stdout] 150 | | me.run_tests(); [INFO] [stdout] 151 | | }) [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> driver/src/main.rs:417:17 [INFO] [stdout] | [INFO] [stdout] 24 | Ok(e) => e, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | Err(e) => panic!("{} failed with {}", stringify!($e), e), [INFO] [stdout] | - [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 391 | fn output_timeout(mut cmd: Command, timeout: u32) -> Output { [INFO] [stdout] | ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 392 | cmd.stdout(Stdio::piped()).stderr(Stdio::piped()); [INFO] [stdout] 393 | let mut child = t!(cmd.spawn()); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 394 | drop(child.stdin.take()); [INFO] [stdout] 395 | let mut stdout = child.stdout.take().unwrap(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 396 | let mut stderr = child.stderr.take().unwrap(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 397 | let stdout = thread::spawn(move || { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 402 | let stderr = thread::spawn(move || { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 417 | stdout: stdout.join().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> driver/src/main.rs:418:17 [INFO] [stdout] | [INFO] [stdout] 24 | Ok(e) => e, [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | Err(e) => panic!("{} failed with {}", stringify!($e), e), [INFO] [stdout] | - [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 391 | fn output_timeout(mut cmd: Command, timeout: u32) -> Output { [INFO] [stdout] | ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 392 | cmd.stdout(Stdio::piped()).stderr(Stdio::piped()); [INFO] [stdout] 393 | let mut child = t!(cmd.spawn()); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 394 | drop(child.stdin.take()); [INFO] [stdout] 395 | let mut stdout = child.stdout.take().unwrap(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 396 | let mut stderr = child.stderr.take().unwrap(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 397 | let stdout = thread::spawn(move || { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 402 | let stderr = thread::spawn(move || { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 418 | stderr: stderr.join().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `driver` (bin "driver" test) due to 7 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 6 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `driver` (bin "driver") due to 7 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "982e332c2d1128b04ef60f4521656a2f5669fa52390e08fe07e1b9321a0f0bb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "982e332c2d1128b04ef60f4521656a2f5669fa52390e08fe07e1b9321a0f0bb3", kill_on_drop: false }` [INFO] [stdout] 982e332c2d1128b04ef60f4521656a2f5669fa52390e08fe07e1b9321a0f0bb3