[INFO] cloning repository https://github.com/ErikNeudert/AdventOfCode-in-Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ErikNeudert/AdventOfCode-in-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErikNeudert%2FAdventOfCode-in-Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErikNeudert%2FAdventOfCode-in-Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 997c991418cd03266091dbc76365c22f9f429da9 [INFO] checking ErikNeudert/AdventOfCode-in-Rust/997c991418cd03266091dbc76365c22f9f429da9 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErikNeudert%2FAdventOfCode-in-Rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ErikNeudert/AdventOfCode-in-Rust 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 git repo https://github.com/ErikNeudert/AdventOfCode-in-Rust [INFO] finished tweaking git repo https://github.com/ErikNeudert/AdventOfCode-in-Rust [INFO] tweaked toml for git repo https://github.com/ErikNeudert/AdventOfCode-in-Rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ErikNeudert/AdventOfCode-in-Rust 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fb66d10f1394d9d4f8715570ca64b4e2caf976a4e0986e7dfac3c0faefa0c46c [INFO] running `Command { std: "docker" "start" "-a" "fb66d10f1394d9d4f8715570ca64b4e2caf976a4e0986e7dfac3c0faefa0c46c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb66d10f1394d9d4f8715570ca64b4e2caf976a4e0986e7dfac3c0faefa0c46c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb66d10f1394d9d4f8715570ca64b4e2caf976a4e0986e7dfac3c0faefa0c46c", kill_on_drop: false }` [INFO] [stdout] fb66d10f1394d9d4f8715570ca64b4e2caf976a4e0986e7dfac3c0faefa0c46c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 65c6423ee74c8764d359f833ee6eda77527516b764bc31c3e177e9a32b138597 [INFO] running `Command { std: "docker" "start" "-a" "65c6423ee74c8764d359f833ee6eda77527516b764bc31c3e177e9a32b138597", kill_on_drop: false }` [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling serde v1.0.198 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Compiling proc-macro2 v1.0.81 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking either v1.11.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling serde_json v1.0.116 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking peak_alloc v0.2.1 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking anstream v0.6.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking linked_hash_set v0.1.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Compiling syn v2.0.60 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Compiling serde_derive v1.0.198 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking env_filter v0.1.0 [INFO] [stderr] Checking env_logger v0.11.3 [INFO] [stderr] Checking rust_aoc v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stdout] error: this value of type `std::io::Error` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/day7_1.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 8 | .map(|line| match line { [INFO] [stdout] | ---- [INFO] [stdout] | | [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] | these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 9 | Ok(line) => line, [INFO] [stdout] 10 | Err(e) => panic!("Error reading line: {}", e) [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: value assigned to `target_id` is never read [INFO] [stdout] --> src/day7_1_slow_methods.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | target_id = counter; [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] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust_aoc` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "65c6423ee74c8764d359f833ee6eda77527516b764bc31c3e177e9a32b138597", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65c6423ee74c8764d359f833ee6eda77527516b764bc31c3e177e9a32b138597", kill_on_drop: false }` [INFO] [stdout] 65c6423ee74c8764d359f833ee6eda77527516b764bc31c3e177e9a32b138597