[INFO] fetching crate syslog-tracing 0.3.1... [INFO] checking syslog-tracing-0.3.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate syslog-tracing 0.3.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate syslog-tracing 0.3.1 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 crates.io crate syslog-tracing 0.3.1 [INFO] finished tweaking crates.io crate syslog-tracing 0.3.1 [INFO] tweaked toml for crates.io crate syslog-tracing 0.3.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 48 packages to latest compatible versions [INFO] [stderr] Adding linux-raw-sys v0.4.14 (latest: v0.6.5) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9d38277479adc7be939ce884c05b146f05a3a5f25475e721dfeb9bad0178b67a [INFO] running `Command { std: "docker" "start" "-a" "9d38277479adc7be939ce884c05b146f05a3a5f25475e721dfeb9bad0178b67a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9d38277479adc7be939ce884c05b146f05a3a5f25475e721dfeb9bad0178b67a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d38277479adc7be939ce884c05b146f05a3a5f25475e721dfeb9bad0178b67a", kill_on_drop: false }` [INFO] [stdout] 9d38277479adc7be939ce884c05b146f05a3a5f25475e721dfeb9bad0178b67a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -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] 6872b3e023eba6dde6aad4de5f6eef769cc31c93c8f629e02667946e4da9fa3f [INFO] running `Command { std: "docker" "start" "-a" "6872b3e023eba6dde6aad4de5f6eef769cc31c93c8f629e02667946e4da9fa3f", kill_on_drop: false }` [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking filedescriptor v0.8.2 [INFO] [stderr] Checking gag v1.0.0 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking syslog-tracing v0.3.1 (/opt/rustwide/workdir) [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] --> src/syslog.rs:341:24 [INFO] [stdout] | [INFO] [stdout] 341 | BUF.with(|buf| buf.borrow_mut().extend(bytes)); [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] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `syslog-tracing` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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] --> src/syslog.rs:341:24 [INFO] [stdout] | [INFO] [stdout] 341 | BUF.with(|buf| buf.borrow_mut().extend(bytes)); [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] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/syslog.rs:448:55 [INFO] [stdout] | [INFO] [stdout] 442 | fn with_initialized(configure: impl FnOnce(Syslog) -> Syslog, f: impl FnOnce()) -> Vec { [INFO] [stdout] | ---------------------------------------- ---------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 443 | let _lock = INITIALIZED.lock(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 444 | let syslog = Syslog::new(IDENTITY, OPTIONS | Options::LOG_PERROR, FACILITY).unwrap(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 445 | let subscriber = tracing_subscriber::fmt() [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 448 | tracing::subscriber::with_default(subscriber, || capture_stderr(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: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `syslog-tracing` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "6872b3e023eba6dde6aad4de5f6eef769cc31c93c8f629e02667946e4da9fa3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6872b3e023eba6dde6aad4de5f6eef769cc31c93c8f629e02667946e4da9fa3f", kill_on_drop: false }` [INFO] [stdout] 6872b3e023eba6dde6aad4de5f6eef769cc31c93c8f629e02667946e4da9fa3f