[INFO] fetching crate java_asm 0.0.6... [INFO] checking java_asm-0.0.6 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate java_asm 0.0.6 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate java_asm 0.0.6 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 java_asm 0.0.6 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate java_asm 0.0.6 [INFO] tweaked toml for crates.io crate java_asm 0.0.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 5 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.77) [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] 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] ade3cd732bf3d5adb59a162992217417960b425bb8df8fffb7eb048188ea81fb [INFO] running `Command { std: "docker" "start" "-a" "ade3cd732bf3d5adb59a162992217417960b425bb8df8fffb7eb048188ea81fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ade3cd732bf3d5adb59a162992217417960b425bb8df8fffb7eb048188ea81fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ade3cd732bf3d5adb59a162992217417960b425bb8df8fffb7eb048188ea81fb", kill_on_drop: false }` [INFO] [stdout] ade3cd732bf3d5adb59a162992217417960b425bb8df8fffb7eb048188ea81fb [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] b5905b533a674d0e577d030e51bc266fd20d1fcc61c1f3ab2f043ee537ba98c5 [INFO] running `Command { std: "docker" "start" "-a" "b5905b533a674d0e577d030e51bc266fd20d1fcc61c1f3ab2f043ee537ba98c5", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling java_asm_macro v0.0.6 [INFO] [stderr] Checking java_asm v0.0.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::asm_type::Type` [INFO] [stdout] --> src/node/element.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::asm_type::Type; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::opcodes::Opcodes` [INFO] [stdout] --> src/node/element.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::opcodes::Opcodes; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Display` [INFO] [stdout] --> src/impls/node/r/util.rs:2:23 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::{Debug, Display}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::asm_type::Type` [INFO] [stdout] --> src/node/element.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::asm_type::Type; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::opcodes::Opcodes` [INFO] [stdout] --> src/node/element.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::opcodes::Opcodes; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Display` [INFO] [stdout] --> src/impls/node/r/util.rs:2:23 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::{Debug, Display}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/jvms/mod.rs:43:15 [INFO] [stdout] | [INFO] [stdout] 41 | let mut writer = BufWriter::new(write); [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 42 | let bytes = Self::write_class_bytes(vec![], class_file)?; [INFO] [stdout] 43 | match writer.write(bytes.as_slice()) { [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` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/jvms/mod.rs:43:15 [INFO] [stdout] | [INFO] [stdout] 41 | let mut writer = BufWriter::new(write); [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 42 | let bytes = Self::write_class_bytes(vec![], class_file)?; [INFO] [stdout] 43 | match writer.write(bytes.as_slice()) { [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: associated constants `SKIP_CODE` and `INPUT_STREAM_DATA_CHUNK_SIZE` are never used [INFO] [stdout] --> src/node/read/option.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 4 | impl ClassReaderOption { [INFO] [stdout] | ---------------------- associated constants in this implementation [INFO] [stdout] ... [INFO] [stdout] 7 | const SKIP_CODE: u16 = 1; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | const INPUT_STREAM_DATA_CHUNK_SIZE: u16 = 4096; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constants `SKIP_CODE` and `INPUT_STREAM_DATA_CHUNK_SIZE` are never used [INFO] [stdout] --> src/node/read/option.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 4 | impl ClassReaderOption { [INFO] [stdout] | ---------------------- associated constants in this implementation [INFO] [stdout] ... [INFO] [stdout] 7 | const SKIP_CODE: u16 = 1; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | const INPUT_STREAM_DATA_CHUNK_SIZE: u16 = 4096; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `utf8_to_mutf8` is never used [INFO] [stdout] --> src/util.rs:118:8 [INFO] [stdout] | [INFO] [stdout] 118 | pub fn utf8_to_mutf8(utf8: &[u8]) -> AsmResult> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Attrs` is never used [INFO] [stdout] --> src/impls/node/r/node_reader.rs:22:10 [INFO] [stdout] | [INFO] [stdout] 22 | pub type Attrs = Vec<(AttributeInfo, Attribute)>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MethodNodeContext` is never constructed [INFO] [stdout] --> src/impls/node/r/node_reader.rs:58:19 [INFO] [stdout] | [INFO] [stdout] 58 | pub(crate) struct MethodNodeContext { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `values` is never used [INFO] [stdout] --> src/impls/computable.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub trait CacheAccessor where K: Clone + Eq + Hash { [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 29 | fn values(&self) -> Vec>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `utf8_to_mutf8` is never used [INFO] [stdout] --> src/util.rs:118:8 [INFO] [stdout] | [INFO] [stdout] 118 | pub fn utf8_to_mutf8(utf8: &[u8]) -> AsmResult> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Attrs` is never used [INFO] [stdout] --> src/impls/node/r/node_reader.rs:22:10 [INFO] [stdout] | [INFO] [stdout] 22 | pub type Attrs = Vec<(AttributeInfo, Attribute)>; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MethodNodeContext` is never constructed [INFO] [stdout] --> src/impls/node/r/node_reader.rs:58:19 [INFO] [stdout] | [INFO] [stdout] 58 | pub(crate) struct MethodNodeContext { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `values` is never used [INFO] [stdout] --> src/impls/computable.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub trait CacheAccessor where K: Clone + Eq + Hash { [INFO] [stdout] | ------------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 29 | fn values(&self) -> Vec>; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `java_asm` (lib test) due to 2 previous errors; 8 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `java_asm` (lib) due to 2 previous errors; 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "b5905b533a674d0e577d030e51bc266fd20d1fcc61c1f3ab2f043ee537ba98c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5905b533a674d0e577d030e51bc266fd20d1fcc61c1f3ab2f043ee537ba98c5", kill_on_drop: false }` [INFO] [stdout] b5905b533a674d0e577d030e51bc266fd20d1fcc61c1f3ab2f043ee537ba98c5