[INFO] cloning repository https://github.com/DomenicoDErasmo/LeetCode [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DomenicoDErasmo/LeetCode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDomenicoDErasmo%2FLeetCode", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDomenicoDErasmo%2FLeetCode'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d3cb79eff787ad1681d6dba45c76d150be1e3c07 [INFO] checking DomenicoDErasmo/LeetCode/d3cb79eff787ad1681d6dba45c76d150be1e3c07 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%2FDomenicoDErasmo%2FLeetCode" "/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/DomenicoDErasmo/LeetCode 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/DomenicoDErasmo/LeetCode [INFO] finished tweaking git repo https://github.com/DomenicoDErasmo/LeetCode [INFO] tweaked toml for git repo https://github.com/DomenicoDErasmo/LeetCode written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/DomenicoDErasmo/LeetCode 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] 60df32b3aa2c814686620973c6e2df8dce22f76432828ec75fb28ed658e176a4 [INFO] running `Command { std: "docker" "start" "-a" "60df32b3aa2c814686620973c6e2df8dce22f76432828ec75fb28ed658e176a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "60df32b3aa2c814686620973c6e2df8dce22f76432828ec75fb28ed658e176a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60df32b3aa2c814686620973c6e2df8dce22f76432828ec75fb28ed658e176a4", kill_on_drop: false }` [INFO] [stdout] 60df32b3aa2c814686620973c6e2df8dce22f76432828ec75fb28ed658e176a4 [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] e79e07dee1d19f55cbaf1b87c3ce548ddd1907dfb2a839aa2c67807c8826e9e7 [INFO] running `Command { std: "docker" "start" "-a" "e79e07dee1d19f55cbaf1b87c3ce548ddd1907dfb2a839aa2c67807c8826e9e7", kill_on_drop: false }` [INFO] [stderr] Checking leet_code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/p1/mod.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Solution {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `two_sum` is never used [INFO] [stdout] --> src/p1/mod.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 3 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 4 | pub fn two_sum(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/p164/mod.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Solution {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `maximum_gap` is never used [INFO] [stdout] --> src/p164/mod.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 3 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 4 | pub fn maximum_gap(nums: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/p771/mod.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Solution {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `num_jewels_in_stones` is never used [INFO] [stdout] --> src/p771/mod.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 3 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 4 | pub fn num_jewels_in_stones(jewels: String, stones: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/p1512/mod.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Solution {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `num_identical_pairs` and `get_frequencies` are never used [INFO] [stdout] --> src/p1512/mod.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 3 | impl Solution { [INFO] [stdout] | ------------- associated functions in this implementation [INFO] [stdout] 4 | pub fn num_identical_pairs(nums: Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | fn get_frequencies(nums: &Vec) -> std::collections::HashMap:: { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/p1920/mod.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Solution {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `build_array` is never used [INFO] [stdout] --> src/p1920/mod.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 3 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 4 | pub fn build_array(nums: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/p1929/mod.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Solution {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `get_concatenation` is never used [INFO] [stdout] --> src/p1929/mod.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 3 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 4 | pub fn get_concatenation(nums: Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/p2011/mod.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Solution {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `final_value_after_operations` is never used [INFO] [stdout] --> src/p2011/mod.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 3 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 4 | pub fn final_value_after_operations(operations: Vec) -> 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/p1436/mod.rs:10:15 [INFO] [stdout] | [INFO] [stdout] 7 | let sources = paths.iter().map(|path| path[0].clone()).collect::>(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 8 | let destinations = paths.iter().map(|path| path[1].clone()).collect::>(); [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 9 | [INFO] [stdout] 10 | match (&destinations - &sources).iter().next() { [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; 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `leet_code` (lib) due to 2 previous errors; 14 warnings 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/p1436/mod.rs:10:15 [INFO] [stdout] | [INFO] [stdout] 7 | let sources = paths.iter().map(|path| path[0].clone()).collect::>(); [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 8 | let destinations = paths.iter().map(|path| path[1].clone()).collect::>(); [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 9 | [INFO] [stdout] 10 | match (&destinations - &sources).iter().next() { [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `leet_code` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "e79e07dee1d19f55cbaf1b87c3ce548ddd1907dfb2a839aa2c67807c8826e9e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e79e07dee1d19f55cbaf1b87c3ce548ddd1907dfb2a839aa2c67807c8826e9e7", kill_on_drop: false }` [INFO] [stdout] e79e07dee1d19f55cbaf1b87c3ce548ddd1907dfb2a839aa2c67807c8826e9e7