[INFO] fetching crate candid 0.10.10... [INFO] checking candid-0.10.10 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate candid 0.10.10 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate candid 0.10.10 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 candid 0.10.10 [INFO] removed 3 missing tests [INFO] finished tweaking crates.io crate candid 0.10.10 [INFO] tweaked toml for crates.io crate candid 0.10.10 written to /workspace/builds/worker-6-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] 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 72 packages to latest compatible versions [INFO] [stderr] Adding arrayvec v0.5.2 (available: v0.7.6) [INFO] [stderr] Adding generic-array v0.14.7 (available: v1.1.0) [INFO] [stderr] Adding half v1.8.3 (available: v2.4.1) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.77) [INFO] [stderr] Adding unicode-width v0.1.14 (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] [stderr] Blocking waiting for file lock on package cache [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 52b1c3945990b9b74c3ac55e0b094cd180917d63defa328eebfcff6842c18501 [INFO] running `Command { std: "docker" "start" "-a" "52b1c3945990b9b74c3ac55e0b094cd180917d63defa328eebfcff6842c18501", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52b1c3945990b9b74c3ac55e0b094cd180917d63defa328eebfcff6842c18501", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52b1c3945990b9b74c3ac55e0b094cd180917d63defa328eebfcff6842c18501", kill_on_drop: false }` [INFO] [stdout] 52b1c3945990b9b74c3ac55e0b094cd180917d63defa328eebfcff6842c18501 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c58b129115d03ba6cfd198fb04ed69de6260482db6e11b005b5e3614d9f0e45 [INFO] running `Command { std: "docker" "start" "-a" "0c58b129115d03ba6cfd198fb04ed69de6260482db6e11b005b5e3614d9f0e45", kill_on_drop: false }` [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Checking crc32fast v1.4.2 [INFO] [stderr] Compiling psm v0.1.23 [INFO] [stderr] Compiling stacker v0.1.17 [INFO] [stderr] Checking typed-arena v2.0.2 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking serde v1.0.210 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking leb128 v0.2.5 [INFO] [stderr] Compiling candid_derive v0.6.6 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking pretty v0.12.3 [INFO] [stderr] Checking serde_bytes v0.11.15 [INFO] [stderr] Checking ic_principal v0.1.1 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Compiling binread_derive v2.1.0 [INFO] [stderr] Checking binread v2.2.0 [INFO] [stderr] Checking candid v0.10.10 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::result::Result, BorrowError>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/types/impls.rs:411:15 [INFO] [stdout] | [INFO] [stdout] 406 | fn idl_serialize(&self, serializer: S) -> Result<(), S::Error> [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 411 | match self.try_borrow() { [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 `std::result::Result, BorrowError>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/types/impls.rs:411:15 [INFO] [stdout] | [INFO] [stdout] 406 | fn idl_serialize(&self, serializer: S) -> Result<(), S::Error> [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 411 | match self.try_borrow() { [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 `std::result::Result<>::Value, error::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de.rs:607:15 [INFO] [stdout] | [INFO] [stdout] 583 | fn recoverable_visit_some<'a, V>(&'a mut self, visitor: V) -> Result [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 606 | let mut self_clone = self.clone(); [INFO] [stdout] | -------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 607 | match v.visit_some(&mut self_clone) { [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 `std::result::Result<>::Value, error::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de.rs:607:15 [INFO] [stdout] | [INFO] [stdout] 583 | fn recoverable_visit_some<'a, V>(&'a mut self, visitor: V) -> Result [INFO] [stdout] | ------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 606 | let mut self_clone = self.clone(); [INFO] [stdout] | -------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 607 | match v.visit_some(&mut self_clone) { [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 `candid` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `candid` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "0c58b129115d03ba6cfd198fb04ed69de6260482db6e11b005b5e3614d9f0e45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c58b129115d03ba6cfd198fb04ed69de6260482db6e11b005b5e3614d9f0e45", kill_on_drop: false }` [INFO] [stdout] 0c58b129115d03ba6cfd198fb04ed69de6260482db6e11b005b5e3614d9f0e45