[INFO] fetching crate log4rs 1.3.0... [INFO] checking log4rs-1.3.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate log4rs 1.3.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate log4rs 1.3.0 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 log4rs 1.3.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate log4rs 1.3.0 [INFO] tweaked toml for crates.io crate log4rs 1.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate log4rs 1.3.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fdd9bbf1b185f243a02ead440ed1f966dc487c33334c2bca7bbf2e3493902eac [INFO] running `Command { std: "docker" "start" "-a" "fdd9bbf1b185f243a02ead440ed1f966dc487c33334c2bca7bbf2e3493902eac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fdd9bbf1b185f243a02ead440ed1f966dc487c33334c2bca7bbf2e3493902eac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdd9bbf1b185f243a02ead440ed1f966dc487c33334c2bca7bbf2e3493902eac", kill_on_drop: false }` [INFO] [stdout] fdd9bbf1b185f243a02ead440ed1f966dc487c33334c2bca7bbf2e3493902eac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9a130284e4ed024d5ac77cfd481be59cf68a1a05455cc3f5dfebeeaa1d1d3a5f [INFO] running `Command { std: "docker" "start" "-a" "9a130284e4ed024d5ac77cfd481be59cf68a1a05455cc3f5dfebeeaa1d1d3a5f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling serde v1.0.196 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling thiserror v1.0.56 [INFO] [stderr] Compiling serde_json v1.0.113 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking ryu v1.0.16 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Compiling rustix v0.38.31 [INFO] [stderr] Checking indexmap v2.2.2 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking bitflags v2.4.2 [INFO] [stderr] Checking unsafe-libyaml v0.2.10 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking arc-swap v1.6.0 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Checking mock_instant v0.3.1 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking thread-id v4.2.1 [INFO] [stderr] Checking ordered-float v2.10.1 [INFO] [stderr] Checking chrono v0.4.33 [INFO] [stderr] Checking streaming-stats v0.2.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking tempfile v3.10.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling serde_derive v1.0.196 [INFO] [stderr] Compiling thiserror-impl v1.0.56 [INFO] [stderr] Checking serde-value v0.7.0 [INFO] [stderr] Checking serde_yaml v0.9.31 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking log4rs v1.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `where_clauses_object_safety` has been removed: converted into hard error, see PR #125380 for more information [INFO] [stdout] --> src/lib.rs:179:10 [INFO] [stdout] | [INFO] [stdout] 179 | #![allow(where_clauses_object_safety, clippy::manual_non_exhaustive)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `where_clauses_object_safety` has been removed: converted into hard error, see PR #125380 for more information [INFO] [stdout] --> src/lib.rs:179:10 [INFO] [stdout] | [INFO] [stdout] 179 | #![allow(where_clauses_object_safety, clippy::manual_non_exhaustive)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [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/config/file.rs:36:11 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn init_file

(path: P, deserializers: Deserializers) -> anyhow::Result<()> [INFO] [stdout] | ---- ------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 31 | let config = format.parse(&source)?; [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 36 | match init_config(config) { [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` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/config/file.rs:36:11 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn init_file

(path: P, deserializers: Deserializers) -> anyhow::Result<()> [INFO] [stdout] | ---- ------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 31 | let config = format.parse(&source)?; [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 36 | match init_config(config) { [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<(), Vec>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:429:28 [INFO] [stdout] | [INFO] [stdout] 428 | let shared = self.0.load(); [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 429 | if let Err(errs) = shared [INFO] [stdout] | ____________________________^ [INFO] [stdout] 430 | | .root [INFO] [stdout] 431 | | .find(record.target()) [INFO] [stdout] 432 | | .log(record, &shared.appenders) [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<(), Vec>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:429:28 [INFO] [stdout] | [INFO] [stdout] 428 | let shared = self.0.load(); [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 429 | if let Err(errs) = shared [INFO] [stdout] | ____________________________^ [INFO] [stdout] 430 | | .root [INFO] [stdout] 431 | | .find(record.target()) [INFO] [stdout] 432 | | .log(record, &shared.appenders) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `log4rs` (lib test) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `log4rs` (lib) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "9a130284e4ed024d5ac77cfd481be59cf68a1a05455cc3f5dfebeeaa1d1d3a5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a130284e4ed024d5ac77cfd481be59cf68a1a05455cc3f5dfebeeaa1d1d3a5f", kill_on_drop: false }` [INFO] [stdout] 9a130284e4ed024d5ac77cfd481be59cf68a1a05455cc3f5dfebeeaa1d1d3a5f