[INFO] fetching crate nonogrid 0.7.3... [INFO] checking nonogrid-0.7.3 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate nonogrid 0.7.3 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate nonogrid 0.7.3 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nonogrid 0.7.3 [INFO] finished tweaking crates.io crate nonogrid 0.7.3 [INFO] tweaked toml for crates.io crate nonogrid 0.7.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate nonogrid 0.7.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `env_logger` dependency) [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 41a29f363e867acf8424c96ea0a7132aa97806d2e94a060c1a0565fd8aa60181 [INFO] running `Command { std: "docker" "start" "-a" "41a29f363e867acf8424c96ea0a7132aa97806d2e94a060c1a0565fd8aa60181", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "41a29f363e867acf8424c96ea0a7132aa97806d2e94a060c1a0565fd8aa60181", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41a29f363e867acf8424c96ea0a7132aa97806d2e94a060c1a0565fd8aa60181", kill_on_drop: false }` [INFO] [stdout] 41a29f363e867acf8424c96ea0a7132aa97806d2e94a060c1a0565fd8aa60181 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e2c4d062f4455f4c21090c837a615073f92b89d46877381d4a1395b5c669ba6 [INFO] running `Command { std: "docker" "start" "-a" "0e2c4d062f4455f4c21090c837a615073f92b89d46877381d4a1395b5c669ba6", kill_on_drop: false }` [INFO] [stderr] warning: `default_features` is deprecated in favor of `default-features` and will not work in the 2024 edition [INFO] [stderr] (in the `env_logger` dependency) [INFO] [stderr] Compiling libc v0.2.106 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling priority-queue v1.2.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ordered-float v2.8.0 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Compiling hashbrown v0.6.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling const-random-macro v0.1.13 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking const-random v0.1.13 [INFO] [stderr] Checking ahash v0.2.19 [INFO] [stderr] Checking lru v0.5.3 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking nonogrid v0.7.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `box_pointers` has been removed: it does not detect other kinds of allocations, and existed only for historical reasons [INFO] [stdout] --> src/lib.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | #![allow(box_pointers)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `indirect_structural_match` has been removed: converted into hard error, see RFC #3535 for more information [INFO] [stdout] --> src/lib.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | #![warn(indirect_structural_match)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `pointer_structural_match` has been removed: converted into hard error, see RFC #3535 for more information [INFO] [stdout] --> src/lib.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | #![warn(pointer_structural_match)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `unaligned_references` has been removed: converted into hard error, see issue #82523 for more information [INFO] [stdout] --> src/lib.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | #![warn(unaligned_references)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `box_pointers` has been removed: it does not detect other kinds of allocations, and existed only for historical reasons [INFO] [stdout] --> src/lib.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | #![allow(box_pointers)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `indirect_structural_match` has been removed: converted into hard error, see RFC #3535 for more information [INFO] [stdout] --> src/lib.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | #![warn(indirect_structural_match)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `pointer_structural_match` has been removed: converted into hard error, see RFC #3535 for more information [INFO] [stdout] --> src/lib.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | #![warn(pointer_structural_match)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `unaligned_references` has been removed: converted into hard error, see issue #82523 for more information [INFO] [stdout] --> src/lib.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | #![warn(unaligned_references)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Ref<'_, Board>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/render.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 170 | let mut color_cache = HashMap::new(); [INFO] [stdout] | --------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 171 | self.board() [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 `Ref<'_, Board>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/solver/probing.rs:163:17 [INFO] [stdout] | [INFO] [stdout] 152 | let board = self.board(); [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 163 | self.board() [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: this value of type `Ref<'_, Board>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/render.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 170 | let mut color_cache = HashMap::new(); [INFO] [stdout] | --------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 171 | self.board() [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: methods `cache_remove` and `cache_clear` are never used [INFO] [stdout] --> src/cache.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait Cached { [INFO] [stdout] | ------ methods in this trait [INFO] [stdout] ... [INFO] [stdout] 10 | fn cache_remove(&mut self, k: &K) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 11 | fn cache_clear(&mut self); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `strip_prefix` and `strip_suffix` are never used [INFO] [stdout] --> src/utils.rs:266:8 [INFO] [stdout] | [INFO] [stdout] 265 | pub trait Stripper

{ [INFO] [stdout] | -------- methods in this trait [INFO] [stdout] 266 | fn strip_prefix(&self, pattern: P) -> Option<&Self>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 267 | fn strip_suffix(&self, pattern: P) -> Option<&Self>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `nonogrid` (lib) due to 3 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Ref<'_, Board>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/solver/probing.rs:163:17 [INFO] [stdout] | [INFO] [stdout] 152 | let board = self.board(); [INFO] [stdout] | ----- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 163 | self.board() [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] warning: methods `cache_remove` and `cache_clear` are never used [INFO] [stdout] --> src/cache.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait Cached { [INFO] [stdout] | ------ methods in this trait [INFO] [stdout] ... [INFO] [stdout] 10 | fn cache_remove(&mut self, k: &K) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 11 | fn cache_clear(&mut self); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `strip_prefix` and `strip_suffix` are never used [INFO] [stdout] --> src/utils.rs:266:8 [INFO] [stdout] | [INFO] [stdout] 265 | pub trait Stripper

{ [INFO] [stdout] | -------- methods in this trait [INFO] [stdout] 266 | fn strip_prefix(&self, pattern: P) -> Option<&Self>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 267 | fn strip_suffix(&self, pattern: P) -> Option<&Self>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `nonogrid` (lib test) due to 3 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "0e2c4d062f4455f4c21090c837a615073f92b89d46877381d4a1395b5c669ba6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e2c4d062f4455f4c21090c837a615073f92b89d46877381d4a1395b5c669ba6", kill_on_drop: false }` [INFO] [stdout] 0e2c4d062f4455f4c21090c837a615073f92b89d46877381d4a1395b5c669ba6