[INFO] cloning repository https://github.com/DreadedHippy/advent_of_code [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DreadedHippy/advent_of_code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDreadedHippy%2Fadvent_of_code", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDreadedHippy%2Fadvent_of_code'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d0dd5921ffdd2ec6db4dc4422f5237f7fb1e6fe8 [INFO] checking DreadedHippy/advent_of_code/d0dd5921ffdd2ec6db4dc4422f5237f7fb1e6fe8 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%2FDreadedHippy%2Fadvent_of_code" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DreadedHippy/advent_of_code 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/DreadedHippy/advent_of_code [INFO] finished tweaking git repo https://github.com/DreadedHippy/advent_of_code [INFO] tweaked toml for git repo https://github.com/DreadedHippy/advent_of_code written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/DreadedHippy/advent_of_code 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c218b97725ea76cbcddbb1b5e640080e28655dac27f0aa648789d3af45e41eeb [INFO] running `Command { std: "docker" "start" "-a" "c218b97725ea76cbcddbb1b5e640080e28655dac27f0aa648789d3af45e41eeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c218b97725ea76cbcddbb1b5e640080e28655dac27f0aa648789d3af45e41eeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c218b97725ea76cbcddbb1b5e640080e28655dac27f0aa648789d3af45e41eeb", kill_on_drop: false }` [INFO] [stdout] c218b97725ea76cbcddbb1b5e640080e28655dac27f0aa648789d3af45e41eeb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0b7b6b90f1e41cc1b6dc80bf0464bb16ff556a24a0f4885ea171c008d55cd3dc [INFO] running `Command { std: "docker" "start" "-a" "0b7b6b90f1e41cc1b6dc80bf0464bb16ff556a24a0f4885ea171c008d55cd3dc", kill_on_drop: false }` [INFO] [stderr] Checking advent_of_code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/day3/mod.rs:124:2 [INFO] [stdout] | [INFO] [stdout] 124 | 'move_through_number_information: for number_information in all_number_information { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/day4/mod.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::{HashSet, HashMap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/day3/mod.rs:124:2 [INFO] [stdout] | [INFO] [stdout] 124 | 'move_through_number_information: for number_information in all_number_information { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/day4/mod.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::{HashSet, HashMap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `word` is never read [INFO] [stdout] --> src/day1/mod.rs:39:7 [INFO] [stdout] | [INFO] [stdout] 39 | word = String::new(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `word` is never read [INFO] [stdout] --> src/day1/mod.rs:39:7 [INFO] [stdout] | [INFO] [stdout] 39 | word = String::new(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sum_of_values` [INFO] [stdout] --> src/day3/mod.rs:120:10 [INFO] [stdout] | [INFO] [stdout] 120 | let mut sum_of_values: usize = 0; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sum_of_values` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/day3/mod.rs:125:29 [INFO] [stdout] | [INFO] [stdout] 125 | let ((row, (start, end)), value) = number_information; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sum_of_values` [INFO] [stdout] --> src/day3/mod.rs:120:10 [INFO] [stdout] | [INFO] [stdout] 120 | let mut sum_of_values: usize = 0; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sum_of_values` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/day3/mod.rs:125:29 [INFO] [stdout] | [INFO] [stdout] 125 | let ((row, (start, end)), value) = number_information; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day3/mod.rs:120:6 [INFO] [stdout] | [INFO] [stdout] 120 | let mut sum_of_values: usize = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day3/mod.rs:120:6 [INFO] [stdout] | [INFO] [stdout] 120 | let mut sum_of_values: usize = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` 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/day3/mod.rs:154:8 [INFO] [stdout] | [INFO] [stdout] 154 | |x| x.into_iter().map( [INFO] [stdout] | ______________-__^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 155 | | |x| x.1) [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: aborting due to 1 previous error; 6 warnings emitted [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/day3/mod.rs:154:8 [INFO] [stdout] | [INFO] [stdout] 154 | |x| x.into_iter().map( [INFO] [stdout] | ______________-__^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 155 | | |x| x.1) [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: aborting due to 1 previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `advent_of_code` (lib) due to 2 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `advent_of_code` (lib test) due to 2 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "0b7b6b90f1e41cc1b6dc80bf0464bb16ff556a24a0f4885ea171c008d55cd3dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b7b6b90f1e41cc1b6dc80bf0464bb16ff556a24a0f4885ea171c008d55cd3dc", kill_on_drop: false }` [INFO] [stdout] 0b7b6b90f1e41cc1b6dc80bf0464bb16ff556a24a0f4885ea171c008d55cd3dc