[INFO] fetching crate starlane-primitive-macros 0.3.21...
[INFO] checking starlane-primitive-macros-0.3.21 against 1.95.0-beta.7 for beta-1.95-4
[INFO] extracting crate starlane-primitive-macros 0.3.21 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate starlane-primitive-macros 0.3.21
[INFO] finished tweaking crates.io crate starlane-primitive-macros 0.3.21
[INFO] tweaked toml for crates.io crate starlane-primitive-macros 0.3.21 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate starlane-primitive-macros 0.3.21 on toolchain 1.95.0-beta.7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0-beta.7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0-beta.7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0-beta.7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0-beta.7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2847f5202370f2a21d58e98040616ccb501f006f82fe029d993f1ed420789f2f
[INFO] running `Command { std: "docker" "start" "-a" "2847f5202370f2a21d58e98040616ccb501f006f82fe029d993f1ed420789f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2847f5202370f2a21d58e98040616ccb501f006f82fe029d993f1ed420789f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2847f5202370f2a21d58e98040616ccb501f006f82fe029d993f1ed420789f2f", kill_on_drop: false }`
[INFO] [stdout] 2847f5202370f2a21d58e98040616ccb501f006f82fe029d993f1ed420789f2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0-beta.7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fd486768899fcb0227c84b2aa9c5cc976e7360f7b5d5e55ccec2c957cfe0951
[INFO] running `Command { std: "docker" "start" "-a" "9fd486768899fcb0227c84b2aa9c5cc976e7360f7b5d5e55ccec2c957cfe0951", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.24
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking winnow v1.0.1
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]     Checking proc-macro2 v1.0.106
[INFO] [stderr]     Checking quote v1.0.45
[INFO] [stderr]     Checking syn v2.0.117
[INFO] [stderr]     Checking indexmap v2.13.1
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking toml_edit v0.25.11+spec-1.1.0
[INFO] [stderr]     Checking proc-macro-crate v3.5.0
[INFO] [stderr]     Checking starlane-primitive-macros v0.3.21 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0539]: malformed `feature` attribute input
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[feature("proc_macro_lib2")]
[INFO] [stdout]   | ^^^^^^^^^^-----------------^^
[INFO] [stdout]   | |         |
[INFO] [stdout]   | |         expected a valid identifier here
[INFO] [stdout]   | help: must be of the form: `#[feature(feature1, feature2, ...)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0539]: malformed `feature` attribute input
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[feature("proc_macro_lib2")]
[INFO] [stdout]   | ^^^^^^^^^^-----------------^^
[INFO] [stdout]   | |         |
[INFO] [stdout]   | |         expected a valid identifier here
[INFO] [stdout]   | help: must be of the form: `#[feature(feature1, feature2, ...)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0539`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0539`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `starlane-primitive-macros` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `starlane-primitive-macros` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "9fd486768899fcb0227c84b2aa9c5cc976e7360f7b5d5e55ccec2c957cfe0951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fd486768899fcb0227c84b2aa9c5cc976e7360f7b5d5e55ccec2c957cfe0951", kill_on_drop: false }`
[INFO] [stdout] 9fd486768899fcb0227c84b2aa9c5cc976e7360f7b5d5e55ccec2c957cfe0951