[INFO] updating cached repository https://github.com/davemo88/xml-parser-interview [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 27ddd2ea95119c0d0dbc4f1ba173644d6266a70e [INFO] checking davemo88/xml-parser-interview/27ddd2ea95119c0d0dbc4f1ba173644d6266a70e 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%2Fdavemo88%2Fxml-parser-interview" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/davemo88/xml-parser-interview 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/davemo88/xml-parser-interview [INFO] finished tweaking git repo https://github.com/davemo88/xml-parser-interview [INFO] tweaked toml for git repo https://github.com/davemo88/xml-parser-interview written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/davemo88/xml-parser-interview 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bea340958f13280cc99cdbddd253b2ca44eb05fe0bbfae45cb41480f006bf2d2 [INFO] running `Command { std: "docker" "start" "-a" "bea340958f13280cc99cdbddd253b2ca44eb05fe0bbfae45cb41480f006bf2d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bea340958f13280cc99cdbddd253b2ca44eb05fe0bbfae45cb41480f006bf2d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bea340958f13280cc99cdbddd253b2ca44eb05fe0bbfae45cb41480f006bf2d2", kill_on_drop: false }` [INFO] [stdout] bea340958f13280cc99cdbddd253b2ca44eb05fe0bbfae45cb41480f006bf2d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3ad11993a011b1f5117a1d2fddfc72fbeee82563e040c1bc65e333f8cebe15d2 [INFO] running `Command { std: "docker" "start" "-a" "3ad11993a011b1f5117a1d2fddfc72fbeee82563e040c1bc65e333f8cebe15d2", kill_on_drop: false }` [INFO] [stderr] Checking centari v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant `EXAMPLE` is never used [INFO] [stdout] --> src/main.rs:84:7 [INFO] [stdout] | [INFO] [stdout] 84 | const EXAMPLE: &str = " src/main.rs:106:6 [INFO] [stdout] | [INFO] [stdout] 106 | type SharedNode = Rc>; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `XmlNode` is never constructed [INFO] [stdout] --> src/main.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 109 | struct XmlNode { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `new` and `shared` are never used [INFO] [stdout] --> src/main.rs:128:8 [INFO] [stdout] | [INFO] [stdout] 127 | impl XmlNode { [INFO] [stdout] | ------------ associated functions in this implementation [INFO] [stdout] 128 | fn new(tag: String, parent: Option) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 136 | fn shared(tag:String, parent: Option) -> SharedNode { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_tags` is never used [INFO] [stdout] --> src/main.rs:141:4 [INFO] [stdout] | [INFO] [stdout] 141 | fn to_tags(s: &str) -> Vec { [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/main.rs:118:75 [INFO] [stdout] | [INFO] [stdout] 118 | f.write_str(&format!("parent: {}\n", self.parent.as_ref().map(|p| p.borrow().clone().tag.clone()).unwrap_or_default()))?; [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:143:5 [INFO] [stdout] | [INFO] [stdout] 142 | let r = Regex::new("(<[^>]+>)").unwrap(); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 143 | / r.captures_iter(s) [INFO] [stdout] 144 | | .map(|capture| capture.get(0).unwrap().as_str().to_string()) [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: aborting due to 2 previous errors; 5 warnings emitted [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:118:75 [INFO] [stdout] | [INFO] [stdout] 118 | f.write_str(&format!("parent: {}\n", self.parent.as_ref().map(|p| p.borrow().clone().tag.clone()).unwrap_or_default()))?; [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:143:5 [INFO] [stdout] | [INFO] [stdout] 142 | let r = Regex::new("(<[^>]+>)").unwrap(); [INFO] [stdout] | - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 143 | / r.captures_iter(s) [INFO] [stdout] 144 | | .map(|capture| capture.get(0).unwrap().as_str().to_string()) [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: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `centari` (bin "centari" test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `centari` (bin "centari") due to 3 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3ad11993a011b1f5117a1d2fddfc72fbeee82563e040c1bc65e333f8cebe15d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ad11993a011b1f5117a1d2fddfc72fbeee82563e040c1bc65e333f8cebe15d2", kill_on_drop: false }` [INFO] [stdout] 3ad11993a011b1f5117a1d2fddfc72fbeee82563e040c1bc65e333f8cebe15d2