[INFO] cloning repository https://github.com/artob/flows.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/artob/flows.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartob%2Fflows.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartob%2Fflows.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7612327bd3215ab0c8333afa90bf1640bcf4da9f
[INFO] checking artob/flows.rs against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartob%2Fflows.rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/artob/flows.rs
[INFO] finished tweaking git repo https://github.com/artob/flows.rs
[INFO] tweaked toml for git repo https://github.com/artob/flows.rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/artob/flows.rs on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/artob/flows.rs 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" "+52995a223f2919dd3e2e427231db90a257350ded" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `flows`
[INFO] [stderr]   --> Cargo.toml:62:25
[INFO] [stderr]    |
[INFO] [stderr] 62 | [workspace.dependencies.flows]
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `flows`
[INFO] [stderr] warning: unused field `description` in `workspace.package`
[INFO] [stderr]    --> Cargo.toml:138:1
[INFO] [stderr]     |
[INFO] [stderr] 138 | description = "Building blocks for flow-based programming (FBP)."
[INFO] [stderr]     | ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.description`
[INFO] [stderr] warning: workspace (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 73daf6ebe994be06c301bcadff8ab7ed89e50bf6113c2ef8603c295ec4ef9f27
[INFO] running `Command { std: "docker" "start" "73daf6ebe994be06c301bcadff8ab7ed89e50bf6113c2ef8603c295ec4ef9f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73daf6ebe994be06c301bcadff8ab7ed89e50bf6113c2ef8603c295ec4ef9f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "73daf6ebe994be06c301bcadff8ab7ed89e50bf6113c2ef8603c295ec4ef9f27" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73daf6ebe994be06c301bcadff8ab7ed89e50bf6113c2ef8603c295ec4ef9f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "73daf6ebe994be06c301bcadff8ab7ed89e50bf6113c2ef8603c295ec4ef9f27" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused workspace dependency `flows`
[INFO] [stderr]   --> Cargo.toml:62:25
[INFO] [stderr]    |
[INFO] [stderr] 62 | [workspace.dependencies.flows]
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_workspace_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the workspace dependency `flows`
[INFO] [stderr] warning: unused field `description` in `workspace.package`
[INFO] [stderr]    --> Cargo.toml:138:1
[INFO] [stderr]     |
[INFO] [stderr] 138 | description = "Building blocks for flow-based programming (FBP)."
[INFO] [stderr]     | ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `cargo::unused_workspace_package_fields` is set to `warn` by default
[INFO] [stderr] help: consider removing the field `workspace.package.description`
[INFO] [stderr] warning: workspace (manifest) generated 2 warnings
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling zmij v1.0.16
[INFO] [stderr]     Checking iri-string v0.7.10
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]     Checking replace_with v0.1.8
[INFO] [stderr]    Compiling portable-atomic v1.13.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bytes v1.11.0
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking siphasher v1.0.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling chrono-tz v0.10.4
[INFO] [stderr]     Checking chrono v0.4.43
[INFO] [stderr]     Checking arrow-schema v57.2.0
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking phf_shared v0.12.1
[INFO] [stderr]     Checking phf v0.12.1
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling find-msvc-tools v0.1.8
[INFO] [stderr]    Compiling cc v1.2.53
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking known-schemes v0.2.1
[INFO] [stderr]     Checking dogma v0.1.11
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]     Checking unicode-ident v1.0.22
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking ryu v1.0.22
[INFO] [stderr]     Checking comfy-table v7.2.2
[INFO] [stderr]    Compiling flatbuffers v25.12.19
[INFO] [stderr]     Checking atoi v2.0.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]     Checking twox-hash v2.1.2
[INFO] [stderr]     Checking lz4_flex v0.12.0
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]     Checking symphonia-core v0.5.5
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking uuid v1.20.0
[INFO] [stderr]     Checking pxfm v0.1.27
[INFO] [stderr]     Checking data-encoding v2.10.0
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]     Checking moka v0.12.12
[INFO] [stderr]     Checking symphonia-metadata v0.5.5
[INFO] [stderr]     Checking symphonia v0.5.5
[INFO] [stderr]     Checking rgb v0.8.52
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling syn-path v2.1.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]    Compiling syn-match v0.3.0
[INFO] [stderr]    Compiling zerocopy-derive v0.8.33
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]     Checking rustls-webpki v0.103.9
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.1
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]     Checking zerotrie v0.2.3
[INFO] [stderr]     Checking zerovec v0.11.5
[INFO] [stderr]     Checking tinystr v0.8.2
[INFO] [stderr]    Compiling async-flow v0.1.5
[INFO] [stderr]     Checking icu_locale_core v2.1.1
[INFO] [stderr]     Checking potential_utf v0.1.4
[INFO] [stderr]     Checking icu_collections v2.1.1
[INFO] [stderr]     Checking moxcms v0.7.11
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]    Compiling flows-derive v0.0.6 (/opt/rustwide/workdir/lib/flows-derive)
[INFO] [stderr]     Checking arrow-buffer v57.2.0
[INFO] [stdout] error: useless conversion to the same type: `proc_macro2::TokenStream`
[INFO] [stdout]   --> lib/flows-derive/src/block.rs:29:43
[INFO] [stdout]    |
[INFO] [stdout] 29 |         match NestedMeta::parse_meta_list(attr.into()) {
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 29 -         match NestedMeta::parse_meta_list(attr.into()) {
[INFO] [stdout] 29 +         match NestedMeta::parse_meta_list(attr) {
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 29 -         match NestedMeta::parse_meta_list(attr.into()) {
[INFO] [stdout] 29 +         match NestedMeta::parse_meta_list(<proc_macro2::TokenStream as Into<_>>::into(attr)) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flows-derive` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "73daf6ebe994be06c301bcadff8ab7ed89e50bf6113c2ef8603c295ec4ef9f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73daf6ebe994be06c301bcadff8ab7ed89e50bf6113c2ef8603c295ec4ef9f27", kill_on_drop: false }`
[INFO] [stdout] 73daf6ebe994be06c301bcadff8ab7ed89e50bf6113c2ef8603c295ec4ef9f27
