[INFO] cloning repository https://github.com/cakey/xml_schema_finder [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cakey/xml_schema_finder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcakey%2Fxml_schema_finder", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcakey%2Fxml_schema_finder'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9c7855b7ee19476a51ae725ecce17d029ea8e2b8 [INFO] checking cakey/xml_schema_finder/9c7855b7ee19476a51ae725ecce17d029ea8e2b8 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%2Fcakey%2Fxml_schema_finder" "/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/cakey/xml_schema_finder 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/cakey/xml_schema_finder [INFO] finished tweaking git repo https://github.com/cakey/xml_schema_finder [INFO] tweaked toml for git repo https://github.com/cakey/xml_schema_finder written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/cakey/xml_schema_finder 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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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] 97cf2d9b08cef501b4029e936d49ae0736ff5c4a89950c884a96679d58bb5cd3 [INFO] running `Command { std: "docker" "start" "-a" "97cf2d9b08cef501b4029e936d49ae0736ff5c4a89950c884a96679d58bb5cd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "97cf2d9b08cef501b4029e936d49ae0736ff5c4a89950c884a96679d58bb5cd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97cf2d9b08cef501b4029e936d49ae0736ff5c4a89950c884a96679d58bb5cd3", kill_on_drop: false }` [INFO] [stdout] 97cf2d9b08cef501b4029e936d49ae0736ff5c4a89950c884a96679d58bb5cd3 [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] da74de1c31220f3d8492343592dc4740f2401dabb020e5d0b870925dbde7bcdc [INFO] running `Command { std: "docker" "start" "-a" "da74de1c31220f3d8492343592dc4740f2401dabb020e5d0b870925dbde7bcdc", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.34 [INFO] [stderr] Compiling cc v1.0.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking stable_deref_trait v1.0.0 [INFO] [stderr] Checking smallvec v0.6.0 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking rustc-demangle v0.1.5 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking regex-syntax v0.4.1 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking encoding_rs v0.7.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking rand v0.3.18 [INFO] [stderr] Checking clicolors-control v0.1.0 [INFO] [stderr] Checking termios v0.2.2 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking clap v2.29.0 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking parking_lot_core v0.2.8 [INFO] [stderr] Checking regex v0.2.3 [INFO] [stderr] Checking parking_lot v0.5.3 [INFO] [stderr] Checking console v0.5.0 [INFO] [stderr] Checking indicatif v0.8.0 [INFO] [stderr] Checking backtrace v0.3.4 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking quick-xml v0.10.1 [INFO] [stderr] Checking xml_schema_finder v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | let mut attribute = schema [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 20 | struct ElementSchema { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 21 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ElementSchema` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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:152:11 [INFO] [stdout] | [INFO] [stdout] 119 | let matches = App::new("XML Schema Finder") [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 152 | match get_schema(file, num_events, debug) { [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `xml_schema_finder` (bin "xml_schema_finder") due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | let mut attribute = schema [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 20 | struct ElementSchema { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 21 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ElementSchema` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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:152:11 [INFO] [stdout] | [INFO] [stdout] 119 | let matches = App::new("XML Schema Finder") [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 152 | match get_schema(file, num_events, debug) { [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `xml_schema_finder` (bin "xml_schema_finder" test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "da74de1c31220f3d8492343592dc4740f2401dabb020e5d0b870925dbde7bcdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da74de1c31220f3d8492343592dc4740f2401dabb020e5d0b870925dbde7bcdc", kill_on_drop: false }` [INFO] [stdout] da74de1c31220f3d8492343592dc4740f2401dabb020e5d0b870925dbde7bcdc