[INFO] cloning repository https://github.com/AnyTimeTraveler/advent_of_rust_2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AnyTimeTraveler/advent_of_rust_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnyTimeTraveler%2Fadvent_of_rust_2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnyTimeTraveler%2Fadvent_of_rust_2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 44ad9ac17c450aaff8a2dc2b2585107bf8a43d4d [INFO] checking AnyTimeTraveler/advent_of_rust_2020/44ad9ac17c450aaff8a2dc2b2585107bf8a43d4d 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%2FAnyTimeTraveler%2Fadvent_of_rust_2020" "/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/AnyTimeTraveler/advent_of_rust_2020 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/AnyTimeTraveler/advent_of_rust_2020 [INFO] finished tweaking git repo https://github.com/AnyTimeTraveler/advent_of_rust_2020 [INFO] tweaked toml for git repo https://github.com/AnyTimeTraveler/advent_of_rust_2020 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/AnyTimeTraveler/advent_of_rust_2020 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 62d0373dd2723fc2828dc02b43c59a7de5e9c20a83b75088fb239044795e1dc8 [INFO] running `Command { std: "docker" "start" "-a" "62d0373dd2723fc2828dc02b43c59a7de5e9c20a83b75088fb239044795e1dc8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62d0373dd2723fc2828dc02b43c59a7de5e9c20a83b75088fb239044795e1dc8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62d0373dd2723fc2828dc02b43c59a7de5e9c20a83b75088fb239044795e1dc8", kill_on_drop: false }` [INFO] [stdout] 62d0373dd2723fc2828dc02b43c59a7de5e9c20a83b75088fb239044795e1dc8 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a8e55d4b9736de7c4047bde0d85e9f7c15507227ab6bb6c9d74e8c742f8b5905 [INFO] running `Command { std: "docker" "start" "-a" "a8e55d4b9736de7c4047bde0d85e9f7c15507227ab6bb6c9d74e8c742f8b5905", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking advent_of_rust_2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `str_split_once` has been stable since 1.52.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(str_split_once)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `str_split_once` has been stable since 1.52.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(str_split_once)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` 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/day02.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 36 | let re = Regex::new(r"(\d+)-(\d+) (.): (.+)").unwrap(); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 37 | / input.split('\n') [INFO] [stdout] 38 | | .filter(|line| !line.trim().is_empty()) [INFO] [stdout] 39 | | .map(move |line| { [INFO] [stdout] 40 | | let cap = re.captures_iter(line).next().unwrap(); [INFO] [stdout] ... | [INFO] [stdout] 45 | | } [INFO] [stdout] 46 | | }) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `advent_of_rust_2020` (bin "advent_of_rust_2020") due to 2 previous errors; 1 warning emitted [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/day02.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 36 | let re = Regex::new(r"(\d+)-(\d+) (.): (.+)").unwrap(); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 37 | / input.split('\n') [INFO] [stdout] 38 | | .filter(|line| !line.trim().is_empty()) [INFO] [stdout] 39 | | .map(move |line| { [INFO] [stdout] 40 | | let cap = re.captures_iter(line).next().unwrap(); [INFO] [stdout] ... | [INFO] [stdout] 45 | | } [INFO] [stdout] 46 | | }) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `advent_of_rust_2020` (bin "advent_of_rust_2020" test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "a8e55d4b9736de7c4047bde0d85e9f7c15507227ab6bb6c9d74e8c742f8b5905", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8e55d4b9736de7c4047bde0d85e9f7c15507227ab6bb6c9d74e8c742f8b5905", kill_on_drop: false }` [INFO] [stdout] a8e55d4b9736de7c4047bde0d85e9f7c15507227ab6bb6c9d74e8c742f8b5905