[INFO] cloning repository https://github.com/Wodann/deser [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wodann/deser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWodann%2Fdeser", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWodann%2Fdeser'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a39a61a95db0f7133516bcfee0a705b785701368 [INFO] checking Wodann/deser/a39a61a95db0f7133516bcfee0a705b785701368 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%2FWodann%2Fdeser" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Wodann/deser 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/Wodann/deser [INFO] finished tweaking git repo https://github.com/Wodann/deser [INFO] tweaked toml for git repo https://github.com/Wodann/deser written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Wodann/deser 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d2edc5c4277d9e64256c8543e0942f133f3fc5214b9c09309705a4d737746bde [INFO] running `Command { std: "docker" "start" "-a" "d2edc5c4277d9e64256c8543e0942f133f3fc5214b9c09309705a4d737746bde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d2edc5c4277d9e64256c8543e0942f133f3fc5214b9c09309705a4d737746bde", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2edc5c4277d9e64256c8543e0942f133f3fc5214b9c09309705a4d737746bde", kill_on_drop: false }` [INFO] [stdout] d2edc5c4277d9e64256c8543e0942f133f3fc5214b9c09309705a4d737746bde [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 701a86ab5763e38c0eb6ece394504c95a4e667ec61431144d98487dacef276e8 [INFO] running `Command { std: "docker" "start" "-a" "701a86ab5763e38c0eb6ece394504c95a4e667ec61431144d98487dacef276e8", kill_on_drop: false }` [INFO] [stderr] Checking deser v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `deserialize_u64` is never used [INFO] [stdout] --> src/de.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub trait Deserializer: Sized { [INFO] [stdout] | ------------ method in this trait [INFO] [stdout] ... [INFO] [stdout] 23 | fn deserialize_u64( [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `map_visitor_err` is never used [INFO] [stdout] --> src/de.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 60 | impl Error { [INFO] [stdout] | -------------------------------------------------------------------------------- method in this implementation [INFO] [stdout] 61 | pub fn map_visitor_err(self) -> Error [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Deserialize` is never used [INFO] [stdout] --> src/de.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub trait Deserialize: Sized { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `deserialize_u32`, `deserialize_u64`, and `deserialize_u32_and_u64` are never used [INFO] [stdout] --> src/de.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub trait Deserializer: Sized { [INFO] [stdout] | ------------ methods in this trait [INFO] [stdout] ... [INFO] [stdout] 16 | fn deserialize_u32( [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | fn deserialize_u64( [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | fn deserialize_u32_and_u64( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `map_visitor_err` is never used [INFO] [stdout] --> src/de.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 60 | impl Error { [INFO] [stdout] | -------------------------------------------------------------------------------- method in this implementation [INFO] [stdout] 61 | pub fn map_visitor_err(self) -> Error [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/de/custom.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 7 | impl<'a> CustomDeserializer<'a> { [INFO] [stdout] | ------------------------------- associated function in this implementation [INFO] [stdout] 8 | pub fn new(input: &'a str) -> Self { [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/de/custom.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 27 | visitor: VisitorT, [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 49 | visitor.visit_u32(number).map_err(Error::Visitor) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de/custom.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 54 | visitor: VisitorT, [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 76 | visitor.visit_u64(number).map_err(Error::Visitor) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de/custom.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 81 | visitor: VisitorT, [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 128 | / visitor [INFO] [stdout] 129 | | .visit_u32_and_u64(number1, number2) [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] [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/de/custom.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 27 | visitor: VisitorT, [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 49 | visitor.visit_u32(number).map_err(Error::Visitor) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de/custom.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 54 | visitor: VisitorT, [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 76 | visitor.visit_u64(number).map_err(Error::Visitor) [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/de/custom.rs:128:9 [INFO] [stdout] | [INFO] [stdout] 81 | visitor: VisitorT, [INFO] [stdout] | ----------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 128 | / visitor [INFO] [stdout] 129 | | .visit_u32_and_u64(number1, number2) [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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `deser` (lib) due to 4 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `deser` (lib test) due to 4 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "701a86ab5763e38c0eb6ece394504c95a4e667ec61431144d98487dacef276e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "701a86ab5763e38c0eb6ece394504c95a4e667ec61431144d98487dacef276e8", kill_on_drop: false }` [INFO] [stdout] 701a86ab5763e38c0eb6ece394504c95a4e667ec61431144d98487dacef276e8