[INFO] fetching crate tracing-bunyan-formatter-with-utc-offset 0.3.6... [INFO] checking tracing-bunyan-formatter-with-utc-offset-0.3.6 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate tracing-bunyan-formatter-with-utc-offset 0.3.6 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate tracing-bunyan-formatter-with-utc-offset 0.3.6 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tracing-bunyan-formatter-with-utc-offset 0.3.6 [INFO] finished tweaking crates.io crate tracing-bunyan-formatter-with-utc-offset 0.3.6 [INFO] tweaked toml for crates.io crate tracing-bunyan-formatter-with-utc-offset 0.3.6 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 43 packages to latest compatible versions [INFO] [stderr] Adding claims v0.6.0 (available: v0.7.1) [INFO] [stderr] Adding gethostname v0.2.3 (available: v0.5.0) [INFO] [stderr] Adding tracing-log v0.1.4 (available: v0.2.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f5030120f982c56362ccb22936da36ea66205efc0436c5fb6a08e058cfacae7c [INFO] running `Command { std: "docker" "start" "-a" "f5030120f982c56362ccb22936da36ea66205efc0436c5fb6a08e058cfacae7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f5030120f982c56362ccb22936da36ea66205efc0436c5fb6a08e058cfacae7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5030120f982c56362ccb22936da36ea66205efc0436c5fb6a08e058cfacae7c", kill_on_drop: false }` [INFO] [stdout] f5030120f982c56362ccb22936da36ea66205efc0436c5fb6a08e058cfacae7c [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5c8c853ce1589fb710559e5a551edcef9757764b444809978864f413f6527013 [INFO] running `Command { std: "docker" "start" "-a" "5c8c853ce1589fb710559e5a551edcef9757764b444809978864f413f6527013", kill_on_drop: false }` [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling serde_json v1.0.128 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Compiling claims v0.6.0 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking gethostname v0.2.3 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking tracing-log v0.1.4 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-bunyan-formatter-with-utc-offset v0.3.6 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result, std::io::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/formatting_layer.rs:417:33 [INFO] [stdout] | [INFO] [stdout] 416 | let span = ctx.span(id).expect("Span not found, this is a bug"); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 417 | if let Ok(serialized) = self.serialize_span(&span, Type::EnterSpan) { [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: this value of type `Result, std::io::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/formatting_layer.rs:424:33 [INFO] [stdout] | [INFO] [stdout] 423 | let span = ctx.span(&id).expect("Span not found, this is a bug"); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 424 | if let Ok(serialized) = self.serialize_span(&span, Type::ExitSpan) { [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: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/storage_layer.rs:183:30 [INFO] [stdout] | [INFO] [stdout] 155 | let span = ctx.span(&span).expect("Span not found, this is a bug"); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 178 | let mut extensions_mut = span.extensions_mut(); [INFO] [stdout] | ------------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 183 | if let Ok(elapsed) = serde_json::to_value(elapsed_milliseconds) { [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tracing-bunyan-formatter-with-utc-offset` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Result, std::io::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/formatting_layer.rs:417:33 [INFO] [stdout] | [INFO] [stdout] 416 | let span = ctx.span(id).expect("Span not found, this is a bug"); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 417 | if let Ok(serialized) = self.serialize_span(&span, Type::EnterSpan) { [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: this value of type `Result, std::io::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/formatting_layer.rs:424:33 [INFO] [stdout] | [INFO] [stdout] 423 | let span = ctx.span(&id).expect("Span not found, this is a bug"); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 424 | if let Ok(serialized) = self.serialize_span(&span, Type::ExitSpan) { [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: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/storage_layer.rs:183:30 [INFO] [stdout] | [INFO] [stdout] 155 | let span = ctx.span(&span).expect("Span not found, this is a bug"); [INFO] [stdout] | ---- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 178 | let mut extensions_mut = span.extensions_mut(); [INFO] [stdout] | ------------------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 183 | if let Ok(elapsed) = serde_json::to_value(elapsed_milliseconds) { [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tracing-bunyan-formatter-with-utc-offset` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "5c8c853ce1589fb710559e5a551edcef9757764b444809978864f413f6527013", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c8c853ce1589fb710559e5a551edcef9757764b444809978864f413f6527013", kill_on_drop: false }` [INFO] [stdout] 5c8c853ce1589fb710559e5a551edcef9757764b444809978864f413f6527013