[INFO] fetching crate filesystem-hashing 0.3.4... [INFO] checking filesystem-hashing-0.3.4 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate filesystem-hashing 0.3.4 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate filesystem-hashing 0.3.4 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 filesystem-hashing 0.3.4 [INFO] finished tweaking crates.io crate filesystem-hashing 0.3.4 [INFO] tweaked toml for crates.io crate filesystem-hashing 0.3.4 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 76 packages to latest compatible versions [INFO] [stderr] Adding hermit-abi v0.3.9 (available: v0.4.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-core v0.52.0 (available: v0.58.0) [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] 6faa5cbeb905392708bf14404b588d2e990f6db4d5ebfdb3855b1547f3bf49e7 [INFO] running `Command { std: "docker" "start" "-a" "6faa5cbeb905392708bf14404b588d2e990f6db4d5ebfdb3855b1547f3bf49e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6faa5cbeb905392708bf14404b588d2e990f6db4d5ebfdb3855b1547f3bf49e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6faa5cbeb905392708bf14404b588d2e990f6db4d5ebfdb3855b1547f3bf49e7", kill_on_drop: false }` [INFO] [stdout] 6faa5cbeb905392708bf14404b588d2e990f6db4d5ebfdb3855b1547f3bf49e7 [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] a79fa77d3ea21447be4e3796205313477902bbff04eb828220e932e47be22f87 [INFO] running `Command { std: "docker" "start" "-a" "a79fa77d3ea21447be4e3796205313477902bbff04eb828220e932e47be22f87", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Checking const-oid v0.10.0-rc.0 [INFO] [stderr] Checking keccak v0.2.0-pre.0 [INFO] [stderr] Checking constant_time_eq v0.3.1 [INFO] [stderr] Compiling blake3 v1.5.4 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Checking rand_core v0.9.0-alpha.2 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking rand_chacha v0.9.0-alpha.2 [INFO] [stderr] Checking rand v0.9.0-alpha.2 [INFO] [stderr] Checking thiserror v1.0.64 [INFO] [stderr] Checking hybrid-array v0.2.0-rc.10 [INFO] [stderr] Checking block-buffer v0.11.0-rc.2 [INFO] [stderr] Checking crypto-common v0.2.0-rc.1 [INFO] [stderr] Checking digest v0.11.0-pre.9 [INFO] [stderr] Checking sha3 v0.11.0-pre.4 [INFO] [stderr] Checking filesystem-hashing v0.3.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `rand::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024. [INFO] [stdout] --> src/snapshot.rs:60:35 [INFO] [stdout] | [INFO] [stdout] 60 | let uuid_int: u128 = rand.gen(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `rand::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024. [INFO] [stdout] --> src/snapshot.rs:60:35 [INFO] [stdout] | [INFO] [stdout] 60 | let uuid_int: u128 = rand.gen(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result<(), anyhow::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/snapshot.rs:99:45 [INFO] [stdout] | [INFO] [stdout] 97 | ... let mut binding = bind.lock(); [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 98 | ... let ht = binding.as_mut().expect("binding error"); [INFO] [stdout] 99 | ... if let Err(e) = hash_file(p.path(), ht, hash_type, verbose) { [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 `Result<(), anyhow::Error>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/snapshot.rs:99:45 [INFO] [stdout] | [INFO] [stdout] 97 | ... let mut binding = bind.lock(); [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 98 | ... let ht = binding.as_mut().expect("binding error"); [INFO] [stdout] 99 | ... if let Err(e) = hash_file(p.path(), ht, hash_type, verbose) { [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] warning: unused variable: `verbose` [INFO] [stdout] --> src/snapshot.rs:161:5 [INFO] [stdout] | [INFO] [stdout] 161 | verbose: bool, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `verbose` [INFO] [stdout] --> src/snapshot.rs:161:5 [INFO] [stdout] | [INFO] [stdout] 161 | verbose: bool, [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `verbose` [INFO] [stdout] --> src/snapshot.rs:313:66 [INFO] [stdout] | [INFO] [stdout] 313 | pub fn export(snapshot: Snapshot, path: String, overwrite: bool, verbose: bool) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `verbose` [INFO] [stdout] --> src/snapshot.rs:313:66 [INFO] [stdout] | [INFO] [stdout] 313 | pub fn export(snapshot: Snapshot, path: String, overwrite: bool, verbose: bool) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snapshot.rs:405:13 [INFO] [stdout] | [INFO] [stdout] 405 | let mut snap = Snapshot::new( [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snapshot.rs:418:13 [INFO] [stdout] | [INFO] [stdout] 418 | let mut snap = Snapshot::new( [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/snapshot.rs:431:13 [INFO] [stdout] | [INFO] [stdout] 431 | let mut snap = Snapshot::new( [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `filesystem-hashing` (lib) due to 2 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `filesystem-hashing` (lib test) due to 2 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a79fa77d3ea21447be4e3796205313477902bbff04eb828220e932e47be22f87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a79fa77d3ea21447be4e3796205313477902bbff04eb828220e932e47be22f87", kill_on_drop: false }` [INFO] [stdout] a79fa77d3ea21447be4e3796205313477902bbff04eb828220e932e47be22f87