[INFO] fetching crate supply-chain-trust-example-crate-000019 2.6.1... [INFO] building supply-chain-trust-example-crate-000019-2.6.1 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate supply-chain-trust-example-crate-000019 2.6.1 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate supply-chain-trust-example-crate-000019 2.6.1 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 supply-chain-trust-example-crate-000019 2.6.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate supply-chain-trust-example-crate-000019 2.6.1 [INFO] tweaked toml for crates.io crate supply-chain-trust-example-crate-000019 2.6.1 written to /workspace/builds/worker-4-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 38 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.13.0 (available: v0.14.0) [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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustc-rayon-core v0.5.0 [INFO] [stderr] Downloaded rustc-rayon v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 972bcec5de4aef3ea3e37facb5bdbdcb4a0e5f597983a25dadd30173f7d37abe [INFO] running `Command { std: "docker" "start" "-a" "972bcec5de4aef3ea3e37facb5bdbdcb4a0e5f597983a25dadd30173f7d37abe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "972bcec5de4aef3ea3e37facb5bdbdcb4a0e5f597983a25dadd30173f7d37abe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "972bcec5de4aef3ea3e37facb5bdbdcb4a0e5f597983a25dadd30173f7d37abe", kill_on_drop: false }` [INFO] [stdout] 972bcec5de4aef3ea3e37facb5bdbdcb4a0e5f597983a25dadd30173f7d37abe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ea068f3d0f56d3ee5097f8f0368af48764e31c6ee4da06106b698c8f4728f9e5 [INFO] running `Command { std: "docker" "start" "-a" "ea068f3d0f56d3ee5097f8f0368af48764e31c6ee4da06106b698c8f4728f9e5", kill_on_drop: false }` [INFO] [stderr] Compiling hashbrown v0.15.2 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling supply-chain-trust-example-crate-000019 v2.6.1 (/opt/rustwide/workdir) [INFO] [stdout] error: relative drop order changing in Rust 2024 [INFO] [stdout] --> src/map/iter.rs:698:40 [INFO] [stdout] | [INFO] [stdout] 698 | while let Some((key, value)) = self.replace_with.next() { [INFO] [stdout] | --- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | this value will be stored in a temporary; let us call it `#2` [INFO] [stdout] | | up until Edition 2021 `#2` is dropped last but will be dropped earlier in Edition 2024 [INFO] [stdout] | `key` calls a custom destructor [INFO] [stdout] | `key` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 705 | self.map.core.insert_full(hash, key, value); [INFO] [stdout] | ------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#1` [INFO] [stdout] | `#1` will be dropped later as of Edition 2024 [INFO] [stdout] 706 | } [INFO] [stdout] 707 | } [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 `supply-chain-trust-example-crate-000019` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "ea068f3d0f56d3ee5097f8f0368af48764e31c6ee4da06106b698c8f4728f9e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea068f3d0f56d3ee5097f8f0368af48764e31c6ee4da06106b698c8f4728f9e5", kill_on_drop: false }` [INFO] [stdout] ea068f3d0f56d3ee5097f8f0368af48764e31c6ee4da06106b698c8f4728f9e5