[INFO] fetching crate zenoh-sync 1.0.0-beta.3... [INFO] checking zenoh-sync-1.0.0-beta.3 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate zenoh-sync 1.0.0-beta.3 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate zenoh-sync 1.0.0-beta.3 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 zenoh-sync 1.0.0-beta.3 [INFO] finished tweaking crates.io crate zenoh-sync 1.0.0-beta.3 [INFO] tweaked toml for crates.io crate zenoh-sync 1.0.0-beta.3 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 83 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.21.7 (available: v0.22.1) [INFO] [stderr] Adding hermit-abi v0.3.9 (available: v0.4.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [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] 164752dcd7ad74293801a32eb6c121e4fe3aa10519abf3bd63865526d97855f3 [INFO] running `Command { std: "docker" "start" "-a" "164752dcd7ad74293801a32eb6c121e4fe3aa10519abf3bd63865526d97855f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "164752dcd7ad74293801a32eb6c121e4fe3aa10519abf3bd63865526d97855f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "164752dcd7ad74293801a32eb6c121e4fe3aa10519abf3bd63865526d97855f3", kill_on_drop: false }` [INFO] [stdout] 164752dcd7ad74293801a32eb6c121e4fe3aa10519abf3bd63865526d97855f3 [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] 9786867163e278cd5ae1dca74c1749dcfc2fc399c473c09bcb8443588ef458ce [INFO] running `Command { std: "docker" "start" "-a" "9786867163e278cd5ae1dca74c1749dcfc2fc399c473c09bcb8443588ef458ce", kill_on_drop: false }` [INFO] [stderr] Compiling anyhow v1.0.89 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling serde_json v1.0.128 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling schemars v0.8.21 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling allocator-api2 v0.2.18 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling serde_derive_internals v0.29.1 [INFO] [stderr] Compiling dyn-clone v1.0.17 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling zenoh-macros v1.0.0-beta.3 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking base64 v0.21.7 [INFO] [stderr] Compiling zenoh-result v1.0.0-beta.3 [INFO] [stderr] Checking parking v2.2.1 [INFO] [stderr] Compiling hashbrown v0.14.5 [INFO] [stderr] Checking zenoh-collections v1.0.0-beta.3 [INFO] [stderr] Compiling token-cell v1.5.0 [INFO] [stderr] Checking zenoh-buffers v1.0.0-beta.3 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Compiling schemars_derive v0.8.21 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking event-listener v5.3.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Compiling keyed-set v1.0.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking ron v0.8.1 [INFO] [stderr] Compiling zenoh-keyexpr v1.0.0-beta.3 [INFO] [stderr] Checking zenoh-runtime v1.0.0-beta.3 [INFO] [stderr] Checking zenoh-core v1.0.0-beta.3 [INFO] [stderr] Checking zenoh-sync v1.0.0-beta.3 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Option>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/object_pool.rs:76:29 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn recycle(mut self) { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 76 | if let Some(pool) = self.pool.upgrade() { [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 `zenoh-sync` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Option>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/object_pool.rs:76:29 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn recycle(mut self) { [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 76 | if let Some(pool) = self.pool.upgrade() { [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 `zenoh-sync` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "9786867163e278cd5ae1dca74c1749dcfc2fc399c473c09bcb8443588ef458ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9786867163e278cd5ae1dca74c1749dcfc2fc399c473c09bcb8443588ef458ce", kill_on_drop: false }` [INFO] [stdout] 9786867163e278cd5ae1dca74c1749dcfc2fc399c473c09bcb8443588ef458ce