[INFO] fetching crate arc-string-interner 0.3.0-alpha2... [INFO] checking arc-string-interner-0.3.0-alpha2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate arc-string-interner 0.3.0-alpha2 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate arc-string-interner 0.3.0-alpha2 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate arc-string-interner 0.3.0-alpha2 [INFO] finished tweaking crates.io crate arc-string-interner 0.3.0-alpha2 [INFO] tweaked toml for crates.io crate arc-string-interner 0.3.0-alpha2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 29 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding parking_lot v0.11.2 (latest: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.8.6 (latest: v0.9.10) [INFO] [stderr] Adding redox_syscall v0.2.16 (latest: v0.5.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f20d1d8d9569442c1a6950b4cd408f97ec422a5d457947441a6613185759d9ea [INFO] running `Command { std: "docker" "start" "-a" "f20d1d8d9569442c1a6950b4cd408f97ec422a5d457947441a6613185759d9ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f20d1d8d9569442c1a6950b4cd408f97ec422a5d457947441a6613185759d9ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f20d1d8d9569442c1a6950b4cd408f97ec422a5d457947441a6613185759d9ea", kill_on_drop: false }` [INFO] [stdout] f20d1d8d9569442c1a6950b4cd408f97ec422a5d457947441a6613185759d9ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cbd030f8df920700fc20aa9f0ff264bbc94095ab3fd4f3eb5a1742594f7862e2 [INFO] running `Command { std: "docker" "start" "-a" "cbd030f8df920700fc20aa9f0ff264bbc94095ab3fd4f3eb5a1742594f7862e2", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking init_with v1.1.0 [INFO] [stderr] Checking array-init v2.1.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking arc-string-interner v0.3.0-alpha2 (/opt/rustwide/workdir) [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:271:52 [INFO] [stdout] | [INFO] [stdout] 271 | map_values: array_init(|_| RwLock::new((HashMap::new(), Vec::new()))), [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:310:25 [INFO] [stdout] | [INFO] [stdout] 308 | pub fn with_hasher(hash_builder: H) -> Self { [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 309 | StringInterner { [INFO] [stdout] 310 | map_values: array_init(|_| { [INFO] [stdout] | _________________________^ [INFO] [stdout] 311 | | RwLock::new((HashMap::with_hasher(hash_builder.clone()), Vec::new())) [INFO] [stdout] 312 | | }), [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:321:25 [INFO] [stdout] | [INFO] [stdout] 319 | pub fn with_capacity_and_hasher(cap: usize, hash_builder: H) -> Self { [INFO] [stdout] | --------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 320 | StringInterner { [INFO] [stdout] 321 | map_values: array_init(|_| { [INFO] [stdout] | _________________________^ [INFO] [stdout] 322 | | RwLock::new(( [INFO] [stdout] 323 | | HashMap::with_capacity_and_hasher(cap / N, hash_builder.clone()), [INFO] [stdout] 324 | | Vec::with_capacity(cap), [INFO] [stdout] 325 | | )) [INFO] [stdout] 326 | | }), [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:428:9 [INFO] [stdout] | [INFO] [stdout] 423 | pub fn get(&self, val: T) -> Option [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 428 | / self.map_values[shard_index as usize] [INFO] [stdout] 429 | | .read() [INFO] [stdout] 430 | | .0 [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `arc-string-interner` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "cbd030f8df920700fc20aa9f0ff264bbc94095ab3fd4f3eb5a1742594f7862e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbd030f8df920700fc20aa9f0ff264bbc94095ab3fd4f3eb5a1742594f7862e2", kill_on_drop: false }` [INFO] [stdout] cbd030f8df920700fc20aa9f0ff264bbc94095ab3fd4f3eb5a1742594f7862e2