[INFO] fetching crate rainbow-core 0.1.0... [INFO] checking rainbow-core-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate rainbow-core 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate rainbow-core 0.1.0 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 crates.io crate rainbow-core 0.1.0 [INFO] finished tweaking crates.io crate rainbow-core 0.1.0 [INFO] tweaked toml for crates.io crate rainbow-core 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 37 packages to latest compatible versions [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.1.0) [INFO] [stderr] Adding hex_color v1.0.0 (latest: v3.0.0) [INFO] [stderr] Adding html_parser v0.6.3 (latest: v0.7.0) [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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 241c5d4a5a7c9c23b5a83ce55d7a4d3803455f7d122d61d7a74693878833b4a6 [INFO] running `Command { std: "docker" "start" "-a" "241c5d4a5a7c9c23b5a83ce55d7a4d3803455f7d122d61d7a74693878833b4a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "241c5d4a5a7c9c23b5a83ce55d7a4d3803455f7d122d61d7a74693878833b4a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "241c5d4a5a7c9c23b5a83ce55d7a4d3803455f7d122d61d7a74693878833b4a6", kill_on_drop: false }` [INFO] [stdout] 241c5d4a5a7c9c23b5a83ce55d7a4d3803455f7d122d61d7a74693878833b4a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b53b5cf8326e9b1166d349cc5b6ce8c35717f16a4d0a7bd5dbe661de8f0583be [INFO] running `Command { std: "docker" "start" "-a" "b53b5cf8326e9b1166d349cc5b6ce8c35717f16a4d0a7bd5dbe661de8f0583be", kill_on_drop: false }` [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling ucd-trie v0.1.6 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Compiling pest v2.7.11 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Compiling pest_meta v2.7.11 [INFO] [stderr] Compiling pest_generator v2.7.11 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Compiling pest_derive v2.7.11 [INFO] [stderr] Checking html_parser v0.6.3 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking hex_color v1.0.0 [INFO] [stderr] Checking rainbow-pest v0.1.1 [INFO] [stderr] Checking rainbow-core v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Display` [INFO] [stdout] --> src/renderer/mod.rs:6:23 [INFO] [stdout] | [INFO] [stdout] 6 | use std::fmt::{Debug, Display}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Display` [INFO] [stdout] --> src/renderer/mod.rs:6:23 [INFO] [stdout] | [INFO] [stdout] 6 | use std::fmt::{Debug, Display}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/vm/parser.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | return todo!(); [INFO] [stdout] | ^^^^^^^------- [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/vm/parser.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | return todo!(); [INFO] [stdout] | ^^^^^^^------- [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/schema/value.rs:6:19 [INFO] [stdout] | [INFO] [stdout] 6 | fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/schema/value.rs:6:19 [INFO] [stdout] | [INFO] [stdout] 6 | fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `schema` [INFO] [stdout] --> src/vm/methods.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | let schema = self.schemas.get(path.next()?)?; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_schema` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `schema` [INFO] [stdout] --> src/vm/methods.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | let schema = self.schemas.get(path.next()?)?; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_schema` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/vm/parser.rs:97:36 [INFO] [stdout] | [INFO] [stdout] 97 | RangedValue::Array(v) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/vm/parser.rs:101:37 [INFO] [stdout] | [INFO] [stdout] 101 | RangedValue::Object(v) => todo!(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/vm/parser.rs:88:37 [INFO] [stdout] | [INFO] [stdout] 88 | fn eval_object(o: RangedObject, ctx: &mut SchemaContext) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `schemas` is never read [INFO] [stdout] --> src/vm/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct RainbowVM { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 8 | schemas: BTreeMap, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/vm/parser.rs:97:36 [INFO] [stdout] | [INFO] [stdout] 97 | RangedValue::Array(v) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/vm/parser.rs:101:37 [INFO] [stdout] | [INFO] [stdout] 101 | RangedValue::Object(v) => todo!(), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `resolve` and `resolve_optional` are never used [INFO] [stdout] --> src/vm/methods.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl RainbowVM { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] 11 | pub fn resolve(&self, path: &[String]) -> Value { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | pub(crate) fn resolve_optional(&self, path: &[String]) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ctx` [INFO] [stdout] --> src/vm/parser.rs:88:37 [INFO] [stdout] | [INFO] [stdout] 88 | fn eval_object(o: RangedObject, ctx: &mut SchemaContext) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ctx` [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/schema/value.rs:66:22 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn object(s: BTreeMap) -> Self { [INFO] [stdout] | -------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 66 | Value::Owned(Box::new(OwnedValue::Object(s))) [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] warning: field `schemas` is never read [INFO] [stdout] --> src/vm/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct RainbowVM { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 8 | schemas: BTreeMap, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `resolve` and `resolve_optional` are never used [INFO] [stdout] --> src/vm/methods.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl RainbowVM { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] 11 | pub fn resolve(&self, path: &[String]) -> Value { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | pub(crate) fn resolve_optional(&self, path: &[String]) -> Option { [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/schema/value.rs:66:22 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn object(s: BTreeMap) -> Self { [INFO] [stdout] | -------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 66 | Value::Owned(Box::new(OwnedValue::Object(s))) [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; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rainbow-core` (lib) due to 2 previous errors; 9 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rainbow-core` (lib test) due to 2 previous errors; 9 warnings emitted [INFO] running `Command { std: "docker" "inspect" "b53b5cf8326e9b1166d349cc5b6ce8c35717f16a4d0a7bd5dbe661de8f0583be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b53b5cf8326e9b1166d349cc5b6ce8c35717f16a4d0a7bd5dbe661de8f0583be", kill_on_drop: false }` [INFO] [stdout] b53b5cf8326e9b1166d349cc5b6ce8c35717f16a4d0a7bd5dbe661de8f0583be