[INFO] cloning repository https://github.com/MadaraUchiha/aoc2021 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MadaraUchiha/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMadaraUchiha%2Faoc2021", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMadaraUchiha%2Faoc2021'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 73d5066b2d5c773979fbfddf63f7b1e948dbafa5 [INFO] checking MadaraUchiha/aoc2021/73d5066b2d5c773979fbfddf63f7b1e948dbafa5 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%2FMadaraUchiha%2Faoc2021" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MadaraUchiha/aoc2021 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/MadaraUchiha/aoc2021 [INFO] finished tweaking git repo https://github.com/MadaraUchiha/aoc2021 [INFO] tweaked toml for git repo https://github.com/MadaraUchiha/aoc2021 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/MadaraUchiha/aoc2021 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6de2a596617f3233ec0232324ab71e0c949650de75373b02da885e0d0b067ac9 [INFO] running `Command { std: "docker" "start" "-a" "6de2a596617f3233ec0232324ab71e0c949650de75373b02da885e0d0b067ac9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6de2a596617f3233ec0232324ab71e0c949650de75373b02da885e0d0b067ac9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6de2a596617f3233ec0232324ab71e0c949650de75373b02da885e0d0b067ac9", kill_on_drop: false }` [INFO] [stdout] 6de2a596617f3233ec0232324ab71e0c949650de75373b02da885e0d0b067ac9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 043d3b270453eabf0eab6bff5976aaa4638f52f88adc84323efe888218438fb7 [INFO] running `Command { std: "docker" "start" "-a" "043d3b270453eabf0eab6bff5976aaa4638f52f88adc84323efe888218438fb7", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling anyhow v1.0.51 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking structopt v0.3.25 [INFO] [stderr] Checking aoc2021 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `find_beacon_locations` is never used [INFO] [stdout] --> src/day19/mod.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn find_beacon_locations(scanners: Vec) -> HashSet { [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/day05/mod.rs:61:16 [INFO] [stdout] | [INFO] [stdout] 61 | a: points[0].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] = 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/day05/mod.rs:62:16 [INFO] [stdout] | [INFO] [stdout] 62 | b: points[1].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/day08/mod.rs:120:34 [INFO] [stdout] | [INFO] [stdout] 120 | .map(|display| deduce_number(display.clone())) [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] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/day18/mod.rs:159:20 [INFO] [stdout] | [INFO] [stdout] 159 | .map(|b| (a.clone() + b.clone()).magnitude()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `day18::Sfn` does not implement `Clone`, so calling `clone` on `&day18::Sfn` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 159 - .map(|b| (a.clone() + b.clone()).magnitude()) [INFO] [stdout] 159 + .map(|b| (a + b.clone()).magnitude()) [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `day18::Sfn`, implement `Clone` for it [INFO] [stdout] | [INFO] [stdout] 7 + #[derive(Clone)] [INFO] [stdout] 8 | struct Sfn(Vec<(usize, usize)>); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/day18/mod.rs:159:32 [INFO] [stdout] | [INFO] [stdout] 159 | .map(|b| (a.clone() + b.clone()).magnitude()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `day18::Sfn` does not implement `Clone`, so calling `clone` on `&day18::Sfn` copies the reference, which does not do anything and can be removed [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 159 - .map(|b| (a.clone() + b.clone()).magnitude()) [INFO] [stdout] 159 + .map(|b| (a.clone() + b).magnitude()) [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `day18::Sfn`, implement `Clone` for it [INFO] [stdout] | [INFO] [stdout] 7 + #[derive(Clone)] [INFO] [stdout] 8 | struct Sfn(Vec<(usize, usize)>); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `aoc2021` (bin "aoc2021" test) due to 4 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: function `find_beacon_locations` is never used [INFO] [stdout] --> src/day19/mod.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn find_beacon_locations(scanners: Vec) -> HashSet { [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/day05/mod.rs:61:16 [INFO] [stdout] | [INFO] [stdout] 61 | a: points[0].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] = 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/day05/mod.rs:62:16 [INFO] [stdout] | [INFO] [stdout] 62 | b: points[1].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/day08/mod.rs:120:34 [INFO] [stdout] | [INFO] [stdout] 120 | .map(|display| deduce_number(display.clone())) [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] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/day18/mod.rs:159:20 [INFO] [stdout] | [INFO] [stdout] 159 | .map(|b| (a.clone() + b.clone()).magnitude()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Sfn` does not implement `Clone`, so calling `clone` on `&Sfn` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 159 - .map(|b| (a.clone() + b.clone()).magnitude()) [INFO] [stdout] 159 + .map(|b| (a + b.clone()).magnitude()) [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Sfn`, implement `Clone` for it [INFO] [stdout] | [INFO] [stdout] 7 + #[derive(Clone)] [INFO] [stdout] 8 | struct Sfn(Vec<(usize, usize)>); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/day18/mod.rs:159:32 [INFO] [stdout] | [INFO] [stdout] 159 | .map(|b| (a.clone() + b.clone()).magnitude()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Sfn` does not implement `Clone`, so calling `clone` on `&Sfn` copies the reference, which does not do anything and can be removed [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 159 - .map(|b| (a.clone() + b.clone()).magnitude()) [INFO] [stdout] 159 + .map(|b| (a.clone() + b).magnitude()) [INFO] [stdout] | [INFO] [stdout] help: if you meant to clone `Sfn`, implement `Clone` for it [INFO] [stdout] | [INFO] [stdout] 7 + #[derive(Clone)] [INFO] [stdout] 8 | struct Sfn(Vec<(usize, usize)>); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `aoc2021` (bin "aoc2021") due to 4 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "043d3b270453eabf0eab6bff5976aaa4638f52f88adc84323efe888218438fb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "043d3b270453eabf0eab6bff5976aaa4638f52f88adc84323efe888218438fb7", kill_on_drop: false }` [INFO] [stdout] 043d3b270453eabf0eab6bff5976aaa4638f52f88adc84323efe888218438fb7