[INFO] cloning repository https://github.com/computerscience-person/CCS224_algorithm-project [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/computerscience-person/CCS224_algorithm-project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomputerscience-person%2FCCS224_algorithm-project", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomputerscience-person%2FCCS224_algorithm-project'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bbcf4003f1399a206176ad11f4b4e8efa59ca6c2 [INFO] checking computerscience-person/CCS224_algorithm-project/bbcf4003f1399a206176ad11f4b4e8efa59ca6c2 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%2Fcomputerscience-person%2FCCS224_algorithm-project" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/computerscience-person/CCS224_algorithm-project 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/computerscience-person/CCS224_algorithm-project [INFO] finished tweaking git repo https://github.com/computerscience-person/CCS224_algorithm-project [INFO] tweaked toml for git repo https://github.com/computerscience-person/CCS224_algorithm-project written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/computerscience-person/CCS224_algorithm-project 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3a34da2e54659701f475d3c1359cd56b38159f4ece3fe4b482fd018691425d0a [INFO] running `Command { std: "docker" "start" "-a" "3a34da2e54659701f475d3c1359cd56b38159f4ece3fe4b482fd018691425d0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a34da2e54659701f475d3c1359cd56b38159f4ece3fe4b482fd018691425d0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a34da2e54659701f475d3c1359cd56b38159f4ece3fe4b482fd018691425d0a", kill_on_drop: false }` [INFO] [stdout] 3a34da2e54659701f475d3c1359cd56b38159f4ece3fe4b482fd018691425d0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] edb3ff7654b0ac85a362f1a08820353331bce47e2a54f3bd4284759da2fd58e7 [INFO] running `Command { std: "docker" "start" "-a" "edb3ff7654b0ac85a362f1a08820353331bce47e2a54f3bd4284759da2fd58e7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle-query v1.0.2 [INFO] [stderr] Checking anstyle v1.0.6 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Checking clap_lex v0.7.0 [INFO] [stderr] Checking strsim v0.11.1 [INFO] [stderr] Checking anstyle-parse v0.2.3 [INFO] [stderr] Checking anstream v0.6.13 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking ordered-float v4.2.0 [INFO] [stderr] Compiling clap_derive v4.5.4 [INFO] [stderr] Checking clap v4.5.4 [INFO] [stderr] Checking algorithm-project v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::borrow::Cow` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::Cow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Cow` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::borrow::Cow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `read_dir`, `read_dir_unwrapped`, and `list_dir` are never used [INFO] [stdout] --> src/main.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 17 | impl Cli { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] 18 | fn read_dir(&self) -> Result>, std::io::Error> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | fn read_dir_unwrapped(&self) -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | fn list_dir(&self) -> Result, Box> { [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/main.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 24 | let files = self.read_dir()?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | / files [INFO] [stdout] 26 | | .into_iter() [INFO] [stdout] 27 | | .map(|file| file.map_err(|e| Box::new(e) as Box)) [INFO] [stdout] | | ^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |________________________________________________________________________these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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/main.rs:27:42 [INFO] [stdout] | [INFO] [stdout] 27 | .map(|file| file.map_err(|e| Box::new(e) as Box)) [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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `algorithm-project` (bin "algorithm-project") due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: methods `read_dir`, `read_dir_unwrapped`, and `list_dir` are never used [INFO] [stdout] --> src/main.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 17 | impl Cli { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] 18 | fn read_dir(&self) -> Result>, std::io::Error> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | fn read_dir_unwrapped(&self) -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | fn list_dir(&self) -> Result, Box> { [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/main.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 24 | let files = self.read_dir()?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 25 | / files [INFO] [stdout] 26 | | .into_iter() [INFO] [stdout] 27 | | .map(|file| file.map_err(|e| Box::new(e) as Box)) [INFO] [stdout] | | ^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |________________________________________________________________________these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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/main.rs:27:42 [INFO] [stdout] | [INFO] [stdout] 27 | .map(|file| file.map_err(|e| Box::new(e) as Box)) [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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `algorithm-project` (bin "algorithm-project" test) due to 3 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "edb3ff7654b0ac85a362f1a08820353331bce47e2a54f3bd4284759da2fd58e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "edb3ff7654b0ac85a362f1a08820353331bce47e2a54f3bd4284759da2fd58e7", kill_on_drop: false }` [INFO] [stdout] edb3ff7654b0ac85a362f1a08820353331bce47e2a54f3bd4284759da2fd58e7