[INFO] fetching crate rust_hls_macro 0.2.0...
[INFO] testing rust_hls_macro-0.2.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate rust_hls_macro 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rust_hls_macro 0.2.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_hls_macro 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rust_hls_macro 0.2.0
[INFO] tweaked toml for crates.io crate rust_hls_macro 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vcd v0.6.1
[INFO] [stderr]   Downloaded rust_hls_macro_lib v0.1.0
[INFO] [stderr]   Downloaded rust-hdl-hls v0.45.1
[INFO] [stderr]   Downloaded rust-hdl-macros v0.45.1
[INFO] [stderr]   Downloaded rust-hdl-sim v0.45.1
[INFO] [stderr]   Downloaded rust-hdl-widgets v0.45.1
[INFO] [stderr]   Downloaded rust-hdl-core v0.45.1
[INFO] [stderr]   Downloaded evalexpr v6.6.0
[INFO] [stderr]   Downloaded rust-hdl v0.45.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a56bc64adc3853833e9e6ac639e5728d25f4fbe1e2d8d02c2a3914345fa2561
[INFO] running `Command { std: "docker" "start" "-a" "2a56bc64adc3853833e9e6ac639e5728d25f4fbe1e2d8d02c2a3914345fa2561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a56bc64adc3853833e9e6ac639e5728d25f4fbe1e2d8d02c2a3914345fa2561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a56bc64adc3853833e9e6ac639e5728d25f4fbe1e2d8d02c2a3914345fa2561", kill_on_drop: false }`
[INFO] [stdout] 2a56bc64adc3853833e9e6ac639e5728d25f4fbe1e2d8d02c2a3914345fa2561
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7fdac3b7905d1819eae2ece6afbf597543f3f1f230b95f1476cc0bdc06a6692
[INFO] running `Command { std: "docker" "start" "-a" "d7fdac3b7905d1819eae2ece6afbf597543f3f1f230b95f1476cc0bdc06a6692", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.75
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling crossbeam-queue v0.3.10
[INFO] [stderr]    Compiling crossbeam-channel v0.5.10
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling svg v0.10.0
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling crossbeam v0.8.3
[INFO] [stderr]    Compiling evalexpr v6.6.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling vcd v0.6.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling prettyplease v0.2.16
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling tempfile v3.9.0
[INFO] [stderr]    Compiling rust-hdl-macros v0.45.1
[INFO] [stderr]    Compiling embed-doc-image v0.1.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling darling_macro v0.20.3
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling darling v0.20.3
[INFO] [stderr]    Compiling rust_hls_macro_lib v0.1.0
[INFO] [stderr]    Compiling rust-hdl-core v0.45.1
[INFO] [stderr]    Compiling rust-hdl-widgets v0.45.1
[INFO] [stderr]    Compiling rust-hdl-hls v0.45.1
[INFO] [stderr]    Compiling rust-hdl-sim v0.45.1
[INFO] [stderr]    Compiling rust-hdl v0.45.1
[INFO] [stderr]    Compiling rust_hls_macro v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(proc_macro_span)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_hls_macro` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d7fdac3b7905d1819eae2ece6afbf597543f3f1f230b95f1476cc0bdc06a6692", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7fdac3b7905d1819eae2ece6afbf597543f3f1f230b95f1476cc0bdc06a6692", kill_on_drop: false }`
[INFO] [stdout] d7fdac3b7905d1819eae2ece6afbf597543f3f1f230b95f1476cc0bdc06a6692
