[INFO] fetching crate rx_gtk 0.1.1...
[INFO] documenting rx_gtk-0.1.1 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate rx_gtk 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate rx_gtk 0.1.1 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rx_gtk 0.1.1
[INFO] finished tweaking crates.io crate rx_gtk 0.1.1
[INFO] tweaked toml for crates.io crate rx_gtk 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gio-sys v0.6.0
[INFO] [stderr]   Downloaded gdk-sys v0.6.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.6.0
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.6.0
[INFO] [stderr]   Downloaded gobject-sys v0.6.0
[INFO] [stderr]   Downloaded gdk-pixbuf v0.4.0
[INFO] [stderr]   Downloaded atk-sys v0.6.0
[INFO] [stderr]   Downloaded c_vec v1.3.3
[INFO] [stderr]   Downloaded gtk-sys v0.6.0
[INFO] [stderr]   Downloaded cairo-rs v0.4.1
[INFO] [stderr]   Downloaded pango-sys v0.6.0
[INFO] [stderr]   Downloaded glib-sys v0.6.0
[INFO] [stderr]   Downloaded pango v0.4.0
[INFO] [stderr]   Downloaded glib v0.5.0
[INFO] [stderr]   Downloaded gdk v0.17.1
[INFO] [stderr]   Downloaded gio v0.4.1
[INFO] [stderr]   Downloaded gdk v0.8.0
[INFO] [stderr]   Downloaded gtk v0.4.1
[INFO] [stderr]   Downloaded rxrs v0.1.0-alpha4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 470aa4b74b2cc25929d3e7f77c090009a587542457f9df30afb6f5a69eb3306c
[INFO] running `Command { std: "docker" "start" "-a" "470aa4b74b2cc25929d3e7f77c090009a587542457f9df30afb6f5a69eb3306c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "470aa4b74b2cc25929d3e7f77c090009a587542457f9df30afb6f5a69eb3306c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "470aa4b74b2cc25929d3e7f77c090009a587542457f9df30afb6f5a69eb3306c", kill_on_drop: false }`
[INFO] [stdout] 470aa4b74b2cc25929d3e7f77c090009a587542457f9df30afb6f5a69eb3306c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99fa36e068f2f6218f1ec7b51f015a7b6fdf58d831cce5300a5d2ec39e963f0b
[INFO] running `Command { std: "docker" "start" "-a" "99fa36e068f2f6218f1ec7b51f015a7b6fdf58d831cce5300a5d2ec39e963f0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling winnow v0.4.4
[INFO] [stderr]    Compiling target-lexicon v0.12.7
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling glib-sys v0.6.0
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling gobject-sys v0.6.0
[INFO] [stderr]    Compiling gio-sys v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.6.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.6.0
[INFO] [stderr]    Compiling pango-sys v0.6.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling gdk-sys v0.6.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling atk-sys v0.6.0
[INFO] [stderr]    Compiling gio v0.17.9
[INFO] [stderr]    Compiling gio v0.4.1
[INFO] [stderr]    Compiling gtk-sys v0.6.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling cairo-rs v0.4.1
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling gdk-pixbuf v0.4.0
[INFO] [stderr]     Checking c_vec v1.3.3
[INFO] [stderr]    Compiling gdk v0.8.0
[INFO] [stderr]    Compiling gtk v0.4.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking rxrs v0.1.0-alpha4
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/lib.rs:1:58
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(fn_traits, unboxed_closures, integer_atomics, optin_builtin_traits, fnbox,
[INFO] [stdout]   |                                                          ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: renamed to `auto_traits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stdout] error[E0432]: unresolved import `std::boxed::FnBox`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/unsub.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::boxed::FnBox;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `FnBox` in `boxed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::boxed::FnBox`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/scheduler/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::boxed::FnBox;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `FnBox` in `boxed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | / #![feature(fn_traits, unboxed_closures, integer_atomics, optin_builtin_traits, fnbox,
[INFO] [stdout] 2 | |     test, cell_update, box_syntax, coerce_unsized, unsize,
[INFO] [stdout] 3 | | )]
[INFO] [stdout]   | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: auto traits are experimental and possibly buggy
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/util/yesno.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub unsafe auto trait No {}
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #13231 <https://github.com/rust-lang/rust/issues/13231> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/util/yesno.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl !No for YES {}
[INFO] [stdout]    |      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(fn_traits, unboxed_closures, integer_atomics, optin_builtin_traits, fnbox,
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/lib.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(fn_traits, unboxed_closures, integer_atomics, optin_builtin_traits, fnbox,
[INFO] [stdout]   |                                         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/lib.rs:1:80
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(fn_traits, unboxed_closures, integer_atomics, optin_builtin_traits, fnbox,
[INFO] [stdout]   |                                                                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     test, cell_update, box_syntax, coerce_unsized, unsize,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/lib.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     test, cell_update, box_syntax, coerce_unsized, unsize,
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/lib.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 |     test, cell_update, box_syntax, coerce_unsized, unsize,
[INFO] [stdout]   |                                    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/lib.rs:2:52
[INFO] [stdout]   |
[INFO] [stdout] 2 |     test, cell_update, box_syntax, coerce_unsized, unsize,
[INFO] [stdout]   |                                                    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `fnbox`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha4/src/lib.rs:1:80
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(fn_traits, unboxed_closures, integer_atomics, optin_builtin_traits, fnbox,
[INFO] [stdout]   |                                                                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0557, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rxrs` due to 15 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "99fa36e068f2f6218f1ec7b51f015a7b6fdf58d831cce5300a5d2ec39e963f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99fa36e068f2f6218f1ec7b51f015a7b6fdf58d831cce5300a5d2ec39e963f0b", kill_on_drop: false }`
[INFO] [stdout] 99fa36e068f2f6218f1ec7b51f015a7b6fdf58d831cce5300a5d2ec39e963f0b
