[INFO] cloning repository https://github.com/andrewgazelka/leet_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrewgazelka/leet_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewgazelka%2Fleet_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewgazelka%2Fleet_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 179b906fe6b1b86372dc91c0a29b6559485c0c2e [INFO] checking andrewgazelka/leet_rust/179b906fe6b1b86372dc91c0a29b6559485c0c2e 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%2Fandrewgazelka%2Fleet_rust" "/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/andrewgazelka/leet_rust 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/andrewgazelka/leet_rust [INFO] finished tweaking git repo https://github.com/andrewgazelka/leet_rust [INFO] tweaked toml for git repo https://github.com/andrewgazelka/leet_rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/andrewgazelka/leet_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" "+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] 0372f238c041ed7e4c1c202dd55882d5d754b3fabae5308f6bb2f9a0d83f6615 [INFO] running `Command { std: "docker" "start" "-a" "0372f238c041ed7e4c1c202dd55882d5d754b3fabae5308f6bb2f9a0d83f6615", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0372f238c041ed7e4c1c202dd55882d5d754b3fabae5308f6bb2f9a0d83f6615", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0372f238c041ed7e4c1c202dd55882d5d754b3fabae5308f6bb2f9a0d83f6615", kill_on_drop: false }` [INFO] [stdout] 0372f238c041ed7e4c1c202dd55882d5d754b3fabae5308f6bb2f9a0d83f6615 [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] 189552e5af985174a3739e9c0eead6e1e32d2dfc8ee776cea8e6507bb37025f3 [INFO] running `Command { std: "docker" "start" "-a" "189552e5af985174a3739e9c0eead6e1e32d2dfc8ee776cea8e6507bb37025f3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking leet_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Hasher` [INFO] [stdout] --> src/problems0300/p80.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::hash::{Hasher}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Hasher` [INFO] [stdout] --> src/problems0300/p80.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::hash::{Hasher}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/problems0300/p80.rs:35:29 [INFO] [stdout] | [INFO] [stdout] 35 | Entry::Occupied(x) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_vec` is never used [INFO] [stdout] --> src/lib.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 22 | impl ListNode { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 31 | fn from_vec(vec: Vec) -> Option> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MASK_P8` is never used [INFO] [stdout] --> src/problems0200/p91.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const MASK_P8: u8 = mask(8) as u8; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/problems0300/p84.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Solution { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `reset`, and `shuffle` are never used [INFO] [stdout] --> src/problems0300/p84.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Solution { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] 12 | [INFO] [stdout] 13 | fn new(original: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn reset(&self) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | fn shuffle(&self) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Bucket` is never constructed [INFO] [stdout] --> src/problems0300/p80.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Bucket(Vec); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Elem` is never used [INFO] [stdout] --> src/problems0300/p80.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 9 | type Elem = i32; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Idx` is never used [INFO] [stdout] --> src/problems0300/p80.rs:10:6 [INFO] [stdout] | [INFO] [stdout] 10 | type Idx = usize; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RandomizedSet` is never constructed [INFO] [stdout] --> src/problems0300/p80.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct RandomizedSet { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `insert`, `remove`, and `get_random` are never used [INFO] [stdout] --> src/problems0300/p80.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 23 | impl RandomizedSet { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 24 | /** Initialize your data structure here. */ [INFO] [stdout] 25 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | fn insert(&mut self, val: i32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | fn remove(&mut self, val: i32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | fn get_random(&self) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [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/problems0100/p23.rs:38:45 [INFO] [stdout] | [INFO] [stdout] 38 | .for_each(|list| init_data.push(HeapNode(list.val, list))); [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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; 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `leet_rust` (lib) due to 2 previous errors; 11 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/problems0300/p80.rs:35:29 [INFO] [stdout] | [INFO] [stdout] 35 | Entry::Occupied(x) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MASK_P8` is never used [INFO] [stdout] --> src/problems0200/p91.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const MASK_P8: u8 = mask(8) as u8; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/problems0300/p84.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Solution { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `reset`, and `shuffle` are never used [INFO] [stdout] --> src/problems0300/p84.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl Solution { [INFO] [stdout] | ------------- associated items in this implementation [INFO] [stdout] 12 | [INFO] [stdout] 13 | fn new(original: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn reset(&self) -> Vec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | fn shuffle(&self) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Bucket` is never constructed [INFO] [stdout] --> src/problems0300/p80.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Bucket(Vec); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Elem` is never used [INFO] [stdout] --> src/problems0300/p80.rs:9:6 [INFO] [stdout] | [INFO] [stdout] 9 | type Elem = i32; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Idx` is never used [INFO] [stdout] --> src/problems0300/p80.rs:10:6 [INFO] [stdout] | [INFO] [stdout] 10 | type Idx = usize; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RandomizedSet` is never constructed [INFO] [stdout] --> src/problems0300/p80.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct RandomizedSet { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `insert`, `remove`, and `get_random` are never used [INFO] [stdout] --> src/problems0300/p80.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 23 | impl RandomizedSet { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 24 | /** Initialize your data structure here. */ [INFO] [stdout] 25 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | fn insert(&mut self, val: i32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | fn remove(&mut self, val: i32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | fn get_random(&self) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [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/problems0100/p23.rs:38:45 [INFO] [stdout] | [INFO] [stdout] 38 | .for_each(|list| init_data.push(HeapNode(list.val, list))); [INFO] [stdout] | ---- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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; 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `leet_rust` (lib test) due to 2 previous errors; 10 warnings emitted [INFO] running `Command { std: "docker" "inspect" "189552e5af985174a3739e9c0eead6e1e32d2dfc8ee776cea8e6507bb37025f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "189552e5af985174a3739e9c0eead6e1e32d2dfc8ee776cea8e6507bb37025f3", kill_on_drop: false }` [INFO] [stdout] 189552e5af985174a3739e9c0eead6e1e32d2dfc8ee776cea8e6507bb37025f3