[INFO] fetching crate models-parser 0.2.0... [INFO] building models-parser-0.2.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate models-parser 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate models-parser 0.2.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate models-parser 0.2.0 [INFO] finished tweaking crates.io crate models-parser 0.2.0 [INFO] tweaked toml for crates.io crate models-parser 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 45 packages to latest compatible versions [INFO] [stderr] Adding bigdecimal v0.3.1 (available: v0.4.7) [INFO] [stderr] Adding simple_logger v1.16.0 (available: v5.0.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 79a4d9f8453fd1fccb69102f2b2c54cd511343b8f9a21e9e5af783fe5c9951d0 [INFO] running `Command { std: "docker" "start" "-a" "79a4d9f8453fd1fccb69102f2b2c54cd511343b8f9a21e9e5af783fe5c9951d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "79a4d9f8453fd1fccb69102f2b2c54cd511343b8f9a21e9e5af783fe5c9951d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79a4d9f8453fd1fccb69102f2b2c54cd511343b8f9a21e9e5af783fe5c9951d0", kill_on_drop: false }` [INFO] [stdout] 79a4d9f8453fd1fccb69102f2b2c54cd511343b8f9a21e9e5af783fe5c9951d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33d40b2e5dcfe88e7ea1658acfd4d971b7bdd96794f9605e885699b5fdea6330 [INFO] running `Command { std: "docker" "start" "-a" "33d40b2e5dcfe88e7ea1658acfd4d971b7bdd96794f9605e885699b5fdea6330", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling models-parser v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: relative drop order changing in Rust 2024 [INFO] [stdout] --> src/test_utils.rs:150:33 [INFO] [stdout] | [INFO] [stdout] 149 | let mut iter = v.into_iter(); [INFO] [stdout] | -------- [INFO] [stdout] | | [INFO] [stdout] | `iter` calls a custom destructor [INFO] [stdout] | `iter` will be dropped later as of Edition 2024 [INFO] [stdout] 150 | if let (Some(item), None) = (iter.next(), iter.next()) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#1` [INFO] [stdout] | up until Edition 2021 `#1` is dropped last but will be dropped earlier in Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 155 | } [INFO] [stdout] | - now the temporary value is dropped here, before the local variables in the block or statement [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `models-parser` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "33d40b2e5dcfe88e7ea1658acfd4d971b7bdd96794f9605e885699b5fdea6330", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33d40b2e5dcfe88e7ea1658acfd4d971b7bdd96794f9605e885699b5fdea6330", kill_on_drop: false }` [INFO] [stdout] 33d40b2e5dcfe88e7ea1658acfd4d971b7bdd96794f9605e885699b5fdea6330