[INFO] fetching crate sauron-native 0.1.0...
[INFO] testing sauron-native-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate sauron-native 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate sauron-native 0.1.0 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 sauron-native 0.1.0
[INFO] finished tweaking crates.io crate sauron-native 0.1.0
[INFO] tweaked toml for crates.io crate sauron-native 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate sauron-native 0.1.0 already has a lockfile, it will not be regenerated
[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 syn v0.15.42
[INFO] [stderr]   Downloaded cc v1.0.38
[INFO] [stderr]   Downloaded wincolor v0.1.6
[INFO] [stderr]   Downloaded sauron_vdom v0.10.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.48
[INFO] [stderr]   Downloaded termcolor v0.3.6
[INFO] [stderr]   Downloaded gtk v0.6.0
[INFO] [stderr]   Downloaded itertools v0.8.0
[INFO] [stderr]   Downloaded atk v0.6.0
[INFO] [stderr]   Downloaded gio-sys v0.8.0
[INFO] [stderr]   Downloaded gdk-pixbuf v0.6.0
[INFO] [stderr]   Downloaded cairo-rs v0.6.0
[INFO] [stderr]   Downloaded gio v0.6.0
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.8.0
[INFO] [stderr]   Downloaded gtk-sys v0.8.0
[INFO] [stderr]   Downloaded gdk v0.10.0
[INFO] [stderr]   Downloaded glib-sys v0.8.0
[INFO] [stderr]   Downloaded atk-sys v0.8.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.8.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.5.3
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.3.25
[INFO] [stderr]   Downloaded pango-sys v0.8.0
[INFO] [stderr]   Downloaded getopts v0.2.19
[INFO] [stderr]   Downloaded glib v0.7.1
[INFO] [stderr]   Downloaded stderrlog v0.4.1
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.48
[INFO] [stderr]   Downloaded pango v0.6.0
[INFO] [stderr]   Downloaded pkg-config v0.3.15
[INFO] [stderr]   Downloaded gobject-sys v0.8.0
[INFO] [stderr]   Downloaded fragile v0.3.0
[INFO] [stderr]   Downloaded gdk-sys v0.8.0
[INFO] [stderr]   Downloaded unicase v2.4.0
[INFO] [stderr]   Downloaded itui v0.7.0
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.2.48
[INFO] [stderr]   Downloaded termion v1.5.3
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.2.48
[INFO] [stderr]   Downloaded js-sys v0.3.25
[INFO] [stderr]   Downloaded bumpalo v2.5.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.48
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.48
[INFO] [stderr]   Downloaded web-sys v0.3.25
[INFO] [stderr]   Downloaded sauron v0.10.0
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.48
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 91b8006baeedc72e6b5cb8fd73bcb18d0778e2cb077991f29ed4aff3fff014f5
[INFO] running `Command { std: "docker" "start" "-a" "91b8006baeedc72e6b5cb8fd73bcb18d0778e2cb077991f29ed4aff3fff014f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91b8006baeedc72e6b5cb8fd73bcb18d0778e2cb077991f29ed4aff3fff014f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91b8006baeedc72e6b5cb8fd73bcb18d0778e2cb077991f29ed4aff3fff014f5", kill_on_drop: false }`
[INFO] [stdout] 91b8006baeedc72e6b5cb8fd73bcb18d0778e2cb077991f29ed4aff3fff014f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 0a3a86ac1abc2a54d6604e8965cde3b0a171c05c5331b736afffd34e466eebd2
[INFO] running `Command { std: "docker" "start" "-a" "0a3a86ac1abc2a54d6604e8965cde3b0a171c05c5331b736afffd34e466eebd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling sauron_vdom v0.10.0
[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/sauron_vdom-0.10.0/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(arbitrary_self_types)]
[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 `sauron_vdom` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0a3a86ac1abc2a54d6604e8965cde3b0a171c05c5331b736afffd34e466eebd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a3a86ac1abc2a54d6604e8965cde3b0a171c05c5331b736afffd34e466eebd2", kill_on_drop: false }`
[INFO] [stdout] 0a3a86ac1abc2a54d6604e8965cde3b0a171c05c5331b736afffd34e466eebd2