[INFO] cloning repository https://github.com/allgoewer/aoc-2020-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/allgoewer/aoc-2020-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallgoewer%2Faoc-2020-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fallgoewer%2Faoc-2020-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 46ac241739acef913fa345c6ad3469709caf8d93 [INFO] checking allgoewer/aoc-2020-rs/46ac241739acef913fa345c6ad3469709caf8d93 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%2Fallgoewer%2Faoc-2020-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/allgoewer/aoc-2020-rs 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/allgoewer/aoc-2020-rs [INFO] finished tweaking git repo https://github.com/allgoewer/aoc-2020-rs [INFO] tweaked toml for git repo https://github.com/allgoewer/aoc-2020-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/allgoewer/aoc-2020-rs 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 58644d30529a8f13007d9a06916b5047890c90d52eedf5a9dd27e50a74c92ae4 [INFO] running `Command { std: "docker" "start" "-a" "58644d30529a8f13007d9a06916b5047890c90d52eedf5a9dd27e50a74c92ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58644d30529a8f13007d9a06916b5047890c90d52eedf5a9dd27e50a74c92ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58644d30529a8f13007d9a06916b5047890c90d52eedf5a9dd27e50a74c92ae4", kill_on_drop: false }` [INFO] [stdout] 58644d30529a8f13007d9a06916b5047890c90d52eedf5a9dd27e50a74c92ae4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f37b78bf8af05c4514238d0863609b9d75259a9e3e59bcfad47a2e2b14f51548 [INFO] running `Command { std: "docker" "start" "-a" "f37b78bf8af05c4514238d0863609b9d75259a9e3e59bcfad47a2e2b14f51548", kill_on_drop: false }` [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking aoc-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `ReducedRule` is never constructed [INFO] [stdout] --> src/day7.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 44 | struct ReducedRule<'a> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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/day2.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 51 | fn validate_with

(input: &Input, predicate: P) -> String [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 55 | / input [INFO] [stdout] 56 | | .0 [INFO] [stdout] 57 | | .lines() [INFO] [stdout] 58 | | .filter_map(parse) [INFO] [stdout] 59 | | .filter(predicate) [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 `aoc-rs` (bin "aoc-rs") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: struct `ReducedRule` is never constructed [INFO] [stdout] --> src/day7.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 44 | struct ReducedRule<'a> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` 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/day2.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 51 | fn validate_with

(input: &Input, predicate: P) -> String [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 55 | / input [INFO] [stdout] 56 | | .0 [INFO] [stdout] 57 | | .lines() [INFO] [stdout] 58 | | .filter_map(parse) [INFO] [stdout] 59 | | .filter(predicate) [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] [stderr] error: could not compile `aoc-rs` (bin "aoc-rs" test) due to 2 previous errors; 1 warning emitted [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f37b78bf8af05c4514238d0863609b9d75259a9e3e59bcfad47a2e2b14f51548", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f37b78bf8af05c4514238d0863609b9d75259a9e3e59bcfad47a2e2b14f51548", kill_on_drop: false }` [INFO] [stdout] f37b78bf8af05c4514238d0863609b9d75259a9e3e59bcfad47a2e2b14f51548