[INFO] fetching crate dbui-client 0.0.64...
[INFO] testing dbui-client-0.0.64 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate dbui-client 0.0.64 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate dbui-client 0.0.64 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dbui-client 0.0.64
[INFO] finished tweaking crates.io crate dbui-client 0.0.64
[INFO] tweaked toml for crates.io crate dbui-client 0.0.64 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded maud_htmlescape v0.17.1
[INFO] [stderr]   Downloaded maud_macros v0.21.0
[INFO] [stderr]   Downloaded maud v0.21.0
[INFO] [stderr]   Downloaded dbui-core v0.0.64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ce2eae0d8b08d3a402bec6739661536ac96b6c32dc20398726c41e1ce77b9a3
[INFO] running `Command { std: "docker" "start" "-a" "5ce2eae0d8b08d3a402bec6739661536ac96b6c32dc20398726c41e1ce77b9a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ce2eae0d8b08d3a402bec6739661536ac96b6c32dc20398726c41e1ce77b9a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce2eae0d8b08d3a402bec6739661536ac96b6c32dc20398726c41e1ce77b9a3", kill_on_drop: false }`
[INFO] [stdout] 5ce2eae0d8b08d3a402bec6739661536ac96b6c32dc20398726c41e1ce77b9a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 794ceaa94a91af7875b5f10d37a5ba7d8dcbdb2b3897e1a21872891ea62f48e5
[INFO] running `Command { std: "docker" "start" "-a" "794ceaa94a91af7875b5f10d37a5ba7d8dcbdb2b3897e1a21872891ea62f48e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.79
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling wasm-bindgen v0.2.79
[INFO] [stderr]    Compiling anyhow v1.0.55
[INFO] [stderr]    Compiling maud_htmlescape v0.17.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.79
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.79
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.79
[INFO] [stderr]    Compiling maud_macros v0.21.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.21.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_def_site)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.21.0/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(proc_macro_diagnostic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.21.0/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(proc_macro_hygiene)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.21.0/src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(proc_macro_quote)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.21.0/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(proc_macro_span)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maud_macros` due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "794ceaa94a91af7875b5f10d37a5ba7d8dcbdb2b3897e1a21872891ea62f48e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "794ceaa94a91af7875b5f10d37a5ba7d8dcbdb2b3897e1a21872891ea62f48e5", kill_on_drop: false }`
[INFO] [stdout] 794ceaa94a91af7875b5f10d37a5ba7d8dcbdb2b3897e1a21872891ea62f48e5