[INFO] cloning repository https://github.com/WitoldFracek/AdventOfCode2023 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WitoldFracek/AdventOfCode2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWitoldFracek%2FAdventOfCode2023", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWitoldFracek%2FAdventOfCode2023'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3328e64ed719f6941552089e28fda4f69ea078d7 [INFO] checking WitoldFracek/AdventOfCode2023/3328e64ed719f6941552089e28fda4f69ea078d7 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWitoldFracek%2FAdventOfCode2023" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/WitoldFracek/AdventOfCode2023 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 git repo https://github.com/WitoldFracek/AdventOfCode2023 [INFO] finished tweaking git repo https://github.com/WitoldFracek/AdventOfCode2023 [INFO] tweaked toml for git repo https://github.com/WitoldFracek/AdventOfCode2023 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/WitoldFracek/AdventOfCode2023 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 565c054c8aea90e74207ef874363250442571babfe04b06259fb029c68605ec8 [INFO] running `Command { std: "docker" "start" "-a" "565c054c8aea90e74207ef874363250442571babfe04b06259fb029c68605ec8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "565c054c8aea90e74207ef874363250442571babfe04b06259fb029c68605ec8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "565c054c8aea90e74207ef874363250442571babfe04b06259fb029c68605ec8", kill_on_drop: false }` [INFO] [stdout] 565c054c8aea90e74207ef874363250442571babfe04b06259fb029c68605ec8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 97df90734ba5ac482e5a89d5937622f2e3c5ae7ac3575bd5e491e2e2de1ad4ed [INFO] running `Command { std: "docker" "start" "-a" "97df90734ba5ac482e5a89d5937622f2e3c5ae7ac3575bd5e491e2e2de1ad4ed", kill_on_drop: false }` [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking advent_of_code_2023 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `lines_iter` is never used [INFO] [stdout] --> src/utils.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn lines_iter(path: &str) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `line_to_items` is never used [INFO] [stdout] --> src/utils.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn line_to_items(line: &str) -> Vec where T: FromStr, ::Err: Debug { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `line_to_numbers` is never used [INFO] [stdout] --> src/utils.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn line_to_numbers(line: &str) -> Vec where ::Err: Debug { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `lcm` is never used [INFO] [stdout] --> src/utils.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn lcm(a: T, b: T) -> T { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gcd` is never used [INFO] [stdout] --> src/utils.rs:60:8 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn gcd(a: T, b: T) -> T { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `which_neighbours_check` and `get_pretty_repr` are never used [INFO] [stdout] --> src/task10.rs:140:8 [INFO] [stdout] | [INFO] [stdout] 126 | impl Pipe { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 140 | fn which_neighbours_check(&self) -> (bool, bool, bool, bool) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 172 | fn get_pretty_repr(&self) -> char { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_pipes_plan` is never used [INFO] [stdout] --> src/task10.rs:214:4 [INFO] [stdout] | [INFO] [stdout] 214 | fn print_pipes_plan(plan: &PipePlan) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [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/utils.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 24 | let file = match File::open(path) { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | Ok(file) => file, [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 26 | Err(err) => panic!("{}", err) [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 27 | }; [INFO] [stdout] 28 | let reader = BufReader::new(file); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 29 | / reader.lines() [INFO] [stdout] 30 | | .map(|line| { [INFO] [stdout] 31 | | match line { [INFO] [stdout] 32 | | Ok(l) => l, [INFO] [stdout] 33 | | _ => String::new(), [INFO] [stdout] 34 | | } [INFO] [stdout] 35 | | }) [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/utils.rs:42:18 [INFO] [stdout] | [INFO] [stdout] 42 | .map(|x| x.parse::().unwrap()) [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/utils.rs:49:18 [INFO] [stdout] | [INFO] [stdout] 49 | .map(|x| x.parse::().unwrap()) [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; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `advent_of_code_2023` (bin "advent_of_code_2023" test) due to 4 previous errors; 7 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: function `lines_iter` is never used [INFO] [stdout] --> src/utils.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn lines_iter(path: &str) -> impl Iterator { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `line_to_items` is never used [INFO] [stdout] --> src/utils.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn line_to_items(line: &str) -> Vec where T: FromStr, ::Err: Debug { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `line_to_numbers` is never used [INFO] [stdout] --> src/utils.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn line_to_numbers(line: &str) -> Vec where ::Err: Debug { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `lcm` is never used [INFO] [stdout] --> src/utils.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn lcm(a: T, b: T) -> T { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `gcd` is never used [INFO] [stdout] --> src/utils.rs:60:8 [INFO] [stdout] | [INFO] [stdout] 60 | pub fn gcd(a: T, b: T) -> T { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `which_neighbours_check` and `get_pretty_repr` are never used [INFO] [stdout] --> src/task10.rs:140:8 [INFO] [stdout] | [INFO] [stdout] 126 | impl Pipe { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 140 | fn which_neighbours_check(&self) -> (bool, bool, bool, bool) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 172 | fn get_pretty_repr(&self) -> char { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_pipes_plan` is never used [INFO] [stdout] --> src/task10.rs:214:4 [INFO] [stdout] | [INFO] [stdout] 214 | fn print_pipes_plan(plan: &PipePlan) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [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/utils.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 24 | let file = match File::open(path) { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | Ok(file) => file, [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 26 | Err(err) => panic!("{}", err) [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 27 | }; [INFO] [stdout] 28 | let reader = BufReader::new(file); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 29 | / reader.lines() [INFO] [stdout] 30 | | .map(|line| { [INFO] [stdout] 31 | | match line { [INFO] [stdout] 32 | | Ok(l) => l, [INFO] [stdout] 33 | | _ => String::new(), [INFO] [stdout] 34 | | } [INFO] [stdout] 35 | | }) [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/utils.rs:42:18 [INFO] [stdout] | [INFO] [stdout] 42 | .map(|x| x.parse::().unwrap()) [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/utils.rs:49:18 [INFO] [stdout] | [INFO] [stdout] 49 | .map(|x| x.parse::().unwrap()) [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; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `advent_of_code_2023` (bin "advent_of_code_2023") due to 4 previous errors; 7 warnings emitted [INFO] running `Command { std: "docker" "inspect" "97df90734ba5ac482e5a89d5937622f2e3c5ae7ac3575bd5e491e2e2de1ad4ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97df90734ba5ac482e5a89d5937622f2e3c5ae7ac3575bd5e491e2e2de1ad4ed", kill_on_drop: false }` [INFO] [stdout] 97df90734ba5ac482e5a89d5937622f2e3c5ae7ac3575bd5e491e2e2de1ad4ed