[INFO] cloning repository https://github.com/gracedemos/image-save-webui
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gracedemos/image-save-webui" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgracedemos%2Fimage-save-webui", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgracedemos%2Fimage-save-webui'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 744c42ca56a4fd11e59d5743153bb5d501ebf874
[INFO] testing gracedemos/image-save-webui against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgracedemos%2Fimage-save-webui" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/gracedemos/image-save-webui
[INFO] finished tweaking git repo https://github.com/gracedemos/image-save-webui
[INFO] tweaked toml for git repo https://github.com/gracedemos/image-save-webui written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/gracedemos/image-save-webui on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/gracedemos/image-save-webui 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17cf3e487fa35e539a37dc669a762c00abf20aeb8a7df34292759da0c05c860d
[INFO] running `Command { std: "docker" "start" "-a" "17cf3e487fa35e539a37dc669a762c00abf20aeb8a7df34292759da0c05c860d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17cf3e487fa35e539a37dc669a762c00abf20aeb8a7df34292759da0c05c860d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17cf3e487fa35e539a37dc669a762c00abf20aeb8a7df34292759da0c05c860d", kill_on_drop: false }`
[INFO] [stdout] 17cf3e487fa35e539a37dc669a762c00abf20aeb8a7df34292759da0c05c860d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67946c089832cddb8decb39b3d759161ea2e44ea37db3eeb138fb1a809e4c838
[INFO] running `Command { std: "docker" "start" "-a" "67946c089832cddb8decb39b3d759161ea2e44ea37db3eeb138fb1a809e4c838", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling thiserror v1.0.52
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.89
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling bumpalo v3.14.0
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.89
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling socket2 v0.5.5
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling ahash v0.7.7
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling tokio v1.35.1
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]    Compiling cpufeatures v0.2.11
[INFO] [stderr]    Compiling anyhow v1.0.77
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling ark-std v0.4.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling http v0.2.11
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.89
[INFO] [stderr]    Compiling libsecp256k1-core v0.2.2
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.17
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.89
[INFO] [stderr]    Compiling ark-serialize-derive v0.4.2
[INFO] [stderr]    Compiling ark-ff-asm v0.4.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling ark-ff-macros v0.4.2
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling thiserror-impl v1.0.52
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.89
[INFO] [stderr]    Compiling zeroize v1.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling winnow v0.5.31
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.32
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.4
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling tokio-util v0.7.10
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.14
[INFO] [stderr]    Compiling feature-probe v0.1.1
[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling bv v0.11.1
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling const_format v0.2.32
[INFO] [stderr]    Compiling h2 v0.3.22
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling js-sys v0.3.66
[INFO] [stderr]    Compiling derive-where v1.2.7
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.2.1
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling proc-macro-utils v0.8.0
[INFO] [stderr]    Compiling blake3 v1.5.0
[INFO] [stderr]    Compiling solana-frozen-abi-macro v1.17.4
[INFO] [stderr]    Compiling bitmaps v2.1.0
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling ark-serialize v0.4.2
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling ark-ff v0.4.2
[INFO] [stderr]    Compiling xxhash-rust v0.8.8
[INFO] [stderr]    Compiling server_fn_macro v0.5.4
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/server_fn_macro-0.5.4/src/lib.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "nightly", feature(proc_macro_span))]
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hyper v0.14.28
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `server_fn_macro` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "67946c089832cddb8decb39b3d759161ea2e44ea37db3eeb138fb1a809e4c838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67946c089832cddb8decb39b3d759161ea2e44ea37db3eeb138fb1a809e4c838", kill_on_drop: false }`
[INFO] [stdout] 67946c089832cddb8decb39b3d759161ea2e44ea37db3eeb138fb1a809e4c838