[INFO] fetching crate enum-lexer-macro 0.1.0... [INFO] checking enum-lexer-macro-0.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate enum-lexer-macro 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate enum-lexer-macro 0.1.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate enum-lexer-macro 0.1.0 [INFO] finished tweaking crates.io crate enum-lexer-macro 0.1.0 [INFO] tweaked toml for crates.io crate enum-lexer-macro 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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 env_logger v0.7.1 (available: v0.11.5) [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding humantime v1.3.0 (available: v2.1.0) [INFO] [stderr] Adding quick-error v1.2.3 (available: v2.0.1) [INFO] [stderr] Adding sorted-vec v0.3.7 (available: v0.8.3) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0f85ada3bde263182302832fe4f778a11001392a94b26ab244819a9267e00c5b [INFO] running `Command { std: "docker" "start" "-a" "0f85ada3bde263182302832fe4f778a11001392a94b26ab244819a9267e00c5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f85ada3bde263182302832fe4f778a11001392a94b26ab244819a9267e00c5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f85ada3bde263182302832fe4f778a11001392a94b26ab244819a9267e00c5b", kill_on_drop: false }` [INFO] [stdout] 0f85ada3bde263182302832fe4f778a11001392a94b26ab244819a9267e00c5b [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5a7ec9f7478678ad4941c70a00fb66bf8ffb75f5190fc4cc41c71fc4862f29f2 [INFO] running `Command { std: "docker" "start" "-a" "5a7ec9f7478678ad4941c70a00fb66bf8ffb75f5190fc4cc41c71fc4862f29f2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking dot v0.1.4 [INFO] [stderr] Checking sorted-vec v0.3.7 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking syn v1.0.109 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Checking thiserror v1.0.64 [INFO] [stderr] Checking regex-dfa-gen v0.1.0 [INFO] [stderr] Checking enum-lexer-macro v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `vis`, `enum_token`, and `brace_token` are never read [INFO] [stdout] --> src/ast.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct EnumLexer { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 10 | pub attrs: Vec, [INFO] [stdout] 11 | pub vis: syn::Visibility, [INFO] [stdout] | ^^^ [INFO] [stdout] 12 | pub enum_token: token::Enum, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 13 | pub ident: Ident, [INFO] [stdout] 14 | pub brace_token: token::Brace, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EnumLexer` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `colon` and `comma` are never read [INFO] [stdout] --> src/ast.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 22 | Single{ [INFO] [stdout] | ------ fields in this variant [INFO] [stdout] 23 | variant: syn::Variant, [INFO] [stdout] 24 | colon: token::Colon, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 25 | regex: syn::LitStr, [INFO] [stdout] 26 | comma: token::Comma, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexerVariant` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `colon` and `brace_token` are never read [INFO] [stdout] --> src/ast.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 28 | Multiple{ [INFO] [stdout] | -------- fields in this variant [INFO] [stdout] 29 | variant: syn::Variant, [INFO] [stdout] 30 | colon: token::Colon, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 31 | brace_token: token::Brace, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexerVariant` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `fat_arrow_token` and `comma` are never read [INFO] [stdout] --> src/ast.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct LexerEntry { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 37 | pub regex: syn::LitStr, [INFO] [stdout] 38 | pub fat_arrow_token: token::FatArrow, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 39 | pub body: Option, [INFO] [stdout] 40 | pub comma: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexerEntry` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `vis`, `enum_token`, and `brace_token` are never read [INFO] [stdout] --> src/ast.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct EnumLexer { [INFO] [stdout] | --------- fields in this struct [INFO] [stdout] 10 | pub attrs: Vec, [INFO] [stdout] 11 | pub vis: syn::Visibility, [INFO] [stdout] | ^^^ [INFO] [stdout] 12 | pub enum_token: token::Enum, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 13 | pub ident: Ident, [INFO] [stdout] 14 | pub brace_token: token::Brace, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `EnumLexer` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `colon` and `comma` are never read [INFO] [stdout] --> src/ast.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 22 | Single{ [INFO] [stdout] | ------ fields in this variant [INFO] [stdout] 23 | variant: syn::Variant, [INFO] [stdout] 24 | colon: token::Colon, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 25 | regex: syn::LitStr, [INFO] [stdout] 26 | comma: token::Comma, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexerVariant` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `colon` and `brace_token` are never read [INFO] [stdout] --> src/ast.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 28 | Multiple{ [INFO] [stdout] | -------- fields in this variant [INFO] [stdout] 29 | variant: syn::Variant, [INFO] [stdout] 30 | colon: token::Colon, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 31 | brace_token: token::Brace, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexerVariant` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `fat_arrow_token` and `comma` are never read [INFO] [stdout] --> src/ast.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 36 | pub struct LexerEntry { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 37 | pub regex: syn::LitStr, [INFO] [stdout] 38 | pub fat_arrow_token: token::FatArrow, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 39 | pub body: Option, [INFO] [stdout] 40 | pub comma: Option, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexerEntry` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.82s [INFO] running `Command { std: "docker" "inspect" "5a7ec9f7478678ad4941c70a00fb66bf8ffb75f5190fc4cc41c71fc4862f29f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a7ec9f7478678ad4941c70a00fb66bf8ffb75f5190fc4cc41c71fc4862f29f2", kill_on_drop: false }` [INFO] [stdout] 5a7ec9f7478678ad4941c70a00fb66bf8ffb75f5190fc4cc41c71fc4862f29f2