[INFO] fetching crate escpos-md 0.1.1... [INFO] checking escpos-md-0.1.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate escpos-md 0.1.1 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate escpos-md 0.1.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate escpos-md 0.1.1 [INFO] finished tweaking crates.io crate escpos-md 0.1.1 [INFO] tweaked toml for crates.io crate escpos-md 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate escpos-md 0.1.1 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded codepage-437 v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd23a6d483c00d7d9afee2fdbd2b2a3ef0759c9d1e928cafa7d7f793378492c5 [INFO] running `Command { std: "docker" "start" "-a" "cd23a6d483c00d7d9afee2fdbd2b2a3ef0759c9d1e928cafa7d7f793378492c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd23a6d483c00d7d9afee2fdbd2b2a3ef0759c9d1e928cafa7d7f793378492c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd23a6d483c00d7d9afee2fdbd2b2a3ef0759c9d1e928cafa7d7f793378492c5", kill_on_drop: false }` [INFO] [stdout] cd23a6d483c00d7d9afee2fdbd2b2a3ef0759c9d1e928cafa7d7f793378492c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e4508337a1a60d7739852b5ebe0595403879e7f1f87aa01eddf6fc5df54a785 [INFO] running `Command { std: "docker" "start" "-a" "6e4508337a1a60d7739852b5ebe0595403879e7f1f87aa01eddf6fc5df54a785", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling libc v0.2.102 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling pulldown-cmark v0.8.0 [INFO] [stderr] Checking gif v0.11.2 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking bytemuck v1.7.2 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Compiling codepage-437 v0.1.0 [INFO] [stderr] Checking thiserror v1.0.29 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking escpos-md v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.84s [INFO] running `Command { std: "docker" "inspect" "6e4508337a1a60d7739852b5ebe0595403879e7f1f87aa01eddf6fc5df54a785", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e4508337a1a60d7739852b5ebe0595403879e7f1f87aa01eddf6fc5df54a785", kill_on_drop: false }` [INFO] [stdout] 6e4508337a1a60d7739852b5ebe0595403879e7f1f87aa01eddf6fc5df54a785 [INFO] checking escpos-md-0.1.1 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate escpos-md 0.1.1 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate escpos-md 0.1.1 on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate escpos-md 0.1.1 [INFO] finished tweaking crates.io crate escpos-md 0.1.1 [INFO] tweaked toml for crates.io crate escpos-md 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate escpos-md 0.1.1 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9a183db5c10411bb451e9c42c0c381caaafd9b324dc0baf06ac05366ef24d021 [INFO] running `Command { std: "docker" "start" "-a" "9a183db5c10411bb451e9c42c0c381caaafd9b324dc0baf06ac05366ef24d021", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a183db5c10411bb451e9c42c0c381caaafd9b324dc0baf06ac05366ef24d021", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a183db5c10411bb451e9c42c0c381caaafd9b324dc0baf06ac05366ef24d021", kill_on_drop: false }` [INFO] [stdout] 9a183db5c10411bb451e9c42c0c381caaafd9b324dc0baf06ac05366ef24d021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 07335c94c82cc3a01dbeecd33d1b3236661c5cd0f96754c8b5ef82ac26065b75 [INFO] running `Command { std: "docker" "start" "-a" "07335c94c82cc3a01dbeecd33d1b3236661c5cd0f96754c8b5ef82ac26065b75", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling libc v0.2.102 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling pulldown-cmark v0.8.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking gif v0.11.2 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking bytemuck v1.7.2 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Checking thiserror v1.0.29 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Compiling codepage-437 v0.1.0 [INFO] [stderr] Checking escpos-md v0.1.1 (/opt/rustwide/workdir) [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/markdown.rs:41:57 [INFO] [stdout] | [INFO] [stdout] 41 | .ok_or_else(|| Error::UnexpectedTag(tag.clone().to_static()))? [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/printer.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn new(device: D, config: PrinterConfig) -> Result { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 67 | Ok(Printer { [INFO] [stdout] | ____________^ [INFO] [stdout] 68 | | device, [INFO] [stdout] 69 | | config, [INFO] [stdout] 70 | | state, [INFO] [stdout] 71 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________| [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/style/rule.rs:164:20 [INFO] [stdout] | [INFO] [stdout] 163 | fn from_iter>(iter: I) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 164 | Self::from(iter.into_iter().collect::>()) [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/style/rule.rs:195:9 [INFO] [stdout] | [INFO] [stdout] 180 | fn from_string(string: String) -> Result { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 181 | let mut stack = Vec::new(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 195 | / stack [INFO] [stdout] 196 | | .into_iter() [INFO] [stdout] 197 | | .reduce(|mut nfa, next| { [INFO] [stdout] 198 | | nfa.concat(next); [INFO] [stdout] 199 | | nfa [INFO] [stdout] 200 | | }) [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `escpos-md` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/markdown.rs:41:57 [INFO] [stdout] | [INFO] [stdout] 41 | .ok_or_else(|| Error::UnexpectedTag(tag.clone().to_static()))? [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/printer.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn new(device: D, config: PrinterConfig) -> Result { [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 67 | Ok(Printer { [INFO] [stdout] | ____________^ [INFO] [stdout] 68 | | device, [INFO] [stdout] 69 | | config, [INFO] [stdout] 70 | | state, [INFO] [stdout] 71 | | }) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________| [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/style/rule.rs:164:20 [INFO] [stdout] | [INFO] [stdout] 163 | fn from_iter>(iter: I) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 164 | Self::from(iter.into_iter().collect::>()) [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/style/rule.rs:195:9 [INFO] [stdout] | [INFO] [stdout] 180 | fn from_string(string: String) -> Result { [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 181 | let mut stack = Vec::new(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 195 | / stack [INFO] [stdout] 196 | | .into_iter() [INFO] [stdout] 197 | | .reduce(|mut nfa, next| { [INFO] [stdout] 198 | | nfa.concat(next); [INFO] [stdout] 199 | | nfa [INFO] [stdout] 200 | | }) [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `escpos-md` (lib test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "07335c94c82cc3a01dbeecd33d1b3236661c5cd0f96754c8b5ef82ac26065b75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07335c94c82cc3a01dbeecd33d1b3236661c5cd0f96754c8b5ef82ac26065b75", kill_on_drop: false }` [INFO] [stdout] 07335c94c82cc3a01dbeecd33d1b3236661c5cd0f96754c8b5ef82ac26065b75