[INFO] fetching crate grab 0.3.1... [INFO] checking grab-0.3.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate grab 0.3.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate grab 0.3.1 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 grab 0.3.1 [INFO] finished tweaking crates.io crate grab 0.3.1 [INFO] tweaked toml for crates.io crate grab 0.3.1 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 38 packages to latest compatible versions [INFO] [stderr] Adding arrayvec v0.5.2 (latest: v0.7.6) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding bitvec v0.19.6 (latest: v1.0.1) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.16) [INFO] [stderr] Adding funty v1.1.0 (latest: v2.0.0) [INFO] [stderr] Adding heck v0.3.3 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding lexical-core v0.7.6 (latest: v0.8.5) [INFO] [stderr] Adding memchr v2.3.4 (latest: v2.7.4) [INFO] [stderr] Adding nom v6.2.2 (latest: v7.1.3) [INFO] [stderr] Adding radium v0.5.3 (latest: v1.1.0) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding wyz v0.2.0 (latest: v0.6.1) [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] 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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7031417f2fe807748e6314a02872dbca8bc7da0e34c6d6306d3de8b375a54ab5 [INFO] running `Command { std: "docker" "start" "-a" "7031417f2fe807748e6314a02872dbca8bc7da0e34c6d6306d3de8b375a54ab5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7031417f2fe807748e6314a02872dbca8bc7da0e34c6d6306d3de8b375a54ab5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7031417f2fe807748e6314a02872dbca8bc7da0e34c6d6306d3de8b375a54ab5", kill_on_drop: false }` [INFO] [stdout] 7031417f2fe807748e6314a02872dbca8bc7da0e34c6d6306d3de8b375a54ab5 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 157cb390e13459293628b4717adac99d291cc9d7839b73c31e82e6b33fda9678 [INFO] running `Command { std: "docker" "start" "-a" "157cb390e13459293628b4717adac99d291cc9d7839b73c31e82e6b33fda9678", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling radium v0.5.3 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking funty v1.1.0 [INFO] [stderr] Compiling unicode-segmentation v1.11.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking wyz v0.2.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling nom v6.2.2 [INFO] [stderr] Checking bitvec v0.19.6 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking grab v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `into` and `map` [INFO] [stdout] --> src/parsers/mod.rs:71:46 [INFO] [stdout] | [INFO] [stdout] 71 | pub use nom::combinator::{all_consuming, into, map, value}; [INFO] [stdout] | ^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nom::branch::alt` [INFO] [stdout] --> src/parsers/mod.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | pub use nom::branch::alt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ParseError` [INFO] [stdout] --> src/parsers/mod.rs:75:35 [INFO] [stdout] | [INFO] [stdout] 75 | pub use nom::error::{context, ParseError}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `into` and `map` [INFO] [stdout] --> src/parsers/mod.rs:71:46 [INFO] [stdout] | [INFO] [stdout] 71 | pub use nom::combinator::{all_consuming, into, map, value}; [INFO] [stdout] | ^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nom::branch::alt` [INFO] [stdout] --> src/parsers/mod.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | pub use nom::branch::alt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ParseError` [INFO] [stdout] --> src/parsers/mod.rs:75:35 [INFO] [stdout] | [INFO] [stdout] 75 | pub use nom::error::{context, ParseError}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `parse_bytes` is never used [INFO] [stdout] --> src/parsers/mod.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub(crate) trait Parser { [INFO] [stdout] | ------ method in this trait [INFO] [stdout] ... [INFO] [stdout] 36 | fn parse_bytes(&self, input: &[u8]) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/error/access.rs:26:20 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn file_with_context(err: io::Error, context: impl AsRef) -> Self { [INFO] [stdout] | -------------- ------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | Self { [INFO] [stdout] 26 | inner: Inner::file_cxt(err, context.as_ref().to_owned()), [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/parsers/stdin.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 142 | let child = nom::context("STDIN", nom::all_consuming(nom::tag(marker))); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 143 | [INFO] [stdout] 144 | nom::value((), child)(input) [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 2 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `grab` (lib) due to 3 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: method `parse_bytes` is never used [INFO] [stdout] --> src/parsers/mod.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub(crate) trait Parser { [INFO] [stdout] | ------ method in this trait [INFO] [stdout] ... [INFO] [stdout] 36 | fn parse_bytes(&self, input: &[u8]) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/error/access.rs:26:20 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn file_with_context(err: io::Error, context: impl AsRef) -> Self { [INFO] [stdout] | -------------- ------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | Self { [INFO] [stdout] 26 | inner: Inner::file_cxt(err, context.as_ref().to_owned()), [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/parsers/stdin.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 142 | let child = nom::context("STDIN", nom::all_consuming(nom::tag(marker))); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 143 | [INFO] [stdout] 144 | nom::value((), child)(input) [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/parsers/stdin.rs:226:9 [INFO] [stdout] | [INFO] [stdout] 224 | let child = nom::context("STDIN", nom::tag(marker)); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 225 | [INFO] [stdout] 226 | nom::value((), child)(input) [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 3 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `grab` (lib test) due to 4 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "157cb390e13459293628b4717adac99d291cc9d7839b73c31e82e6b33fda9678", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "157cb390e13459293628b4717adac99d291cc9d7839b73c31e82e6b33fda9678", kill_on_drop: false }` [INFO] [stdout] 157cb390e13459293628b4717adac99d291cc9d7839b73c31e82e6b33fda9678