[INFO] fetching crate stable-hash 0.4.3... [INFO] checking stable-hash-0.4.3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate stable-hash 0.4.3 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate stable-hash 0.4.3 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stable-hash 0.4.3 [INFO] finished tweaking crates.io crate stable-hash 0.4.3 [INFO] tweaked toml for crates.io crate stable-hash 0.4.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 41 packages to latest compatible versions [INFO] [stderr] Adding arrayvec v0.5.2 (available: v0.7.6) [INFO] [stderr] Adding blake3 v0.3.8 (available: v1.5.4) [INFO] [stderr] Adding cfg-if v0.1.10 (available: v1.0.0) [INFO] [stderr] Adding constant_time_eq v0.1.5 (available: v0.3.1) [INFO] [stderr] Adding crypto-mac v0.8.0 (available: v0.11.1) [INFO] [stderr] Adding digest v0.9.0 (available: v0.10.7) [INFO] [stderr] Adding generic-array v0.14.7 (available: v1.1.0) [INFO] [stderr] Adding uint v0.8.5 (available: v0.10.0) [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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 44d796b51f64593351aff015b8ee98c0fc81a0e9ce3f2a88acc604301d078d51 [INFO] running `Command { std: "docker" "start" "-a" "44d796b51f64593351aff015b8ee98c0fc81a0e9ce3f2a88acc604301d078d51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44d796b51f64593351aff015b8ee98c0fc81a0e9ce3f2a88acc604301d078d51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44d796b51f64593351aff015b8ee98c0fc81a0e9ce3f2a88acc604301d078d51", kill_on_drop: false }` [INFO] [stdout] 44d796b51f64593351aff015b8ee98c0fc81a0e9ce3f2a88acc604301d078d51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c06b1d1a6ff84de097f627ad8eb79aad8cc4e6445aeced9a37cd271bfd09ede [INFO] running `Command { std: "docker" "start" "-a" "7c06b1d1a6ff84de097f627ad8eb79aad8cc4e6445aeced9a37cd271bfd09ede", kill_on_drop: false }` [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling blake3 v0.3.8 [INFO] [stderr] Checking subtle v2.6.1 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking arrayref v0.3.9 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking constant_time_eq v0.1.5 [INFO] [stderr] Checking rustc-hex v2.1.0 [INFO] [stderr] Checking xxhash-rust v0.8.12 [INFO] [stderr] Checking leb128 v0.2.5 [INFO] [stderr] Checking firestorm v0.5.1 [INFO] [stderr] Checking gcd v2.3.0 [INFO] [stderr] Checking crypto-mac v0.8.0 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking uint v0.8.5 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking ibig v0.3.6 [INFO] [stderr] Checking stable-hash v0.4.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `utils::check_for_child_errors` [INFO] [stdout] --> tests/common/mod.rs:3:41 [INFO] [stdout] | [INFO] [stdout] 3 | pub use stable_hash::{fast_stable_hash, utils::check_for_child_errors}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `R` is never used [INFO] [stdout] --> tests/profiling.rs:34:7 [INFO] [stdout] | [INFO] [stdout] 34 | trait R { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Value` is never used [INFO] [stdout] --> tests/profiling.rs:143:6 [INFO] [stdout] | [INFO] [stdout] 143 | enum Value { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `C` is never constructed [INFO] [stdout] --> tests/profiling.rs:181:8 [INFO] [stdout] | [INFO] [stdout] 181 | struct C { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `A` is never constructed [INFO] [stdout] --> tests/profiling.rs:198:8 [INFO] [stdout] | [INFO] [stdout] 198 | struct A { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `B` is never constructed [INFO] [stdout] --> tests/profiling.rs:217:8 [INFO] [stdout] | [INFO] [stdout] 217 | struct B { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Vec` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:199:17 [INFO] [stdout] | [INFO] [stdout] 178 | fn unmix_fuzz(count: u32, f: F) [INFO] [stdout] | - these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 199 | let mut mixins = rand_vec(); [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 `stable-hash` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "7c06b1d1a6ff84de097f627ad8eb79aad8cc4e6445aeced9a37cd271bfd09ede", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c06b1d1a6ff84de097f627ad8eb79aad8cc4e6445aeced9a37cd271bfd09ede", kill_on_drop: false }` [INFO] [stdout] 7c06b1d1a6ff84de097f627ad8eb79aad8cc4e6445aeced9a37cd271bfd09ede