[INFO] fetching crate vitree 0.1.0...
[INFO] testing vitree-0.1.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate vitree 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate vitree 0.1.0
[INFO] finished tweaking crates.io crate vitree 0.1.0
[INFO] tweaked toml for crates.io crate vitree 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vitree 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 64 packages to highest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.13.2)
[INFO] [stderr]       Adding downcast-rs v1.2.1 (available: v2.0.2)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.14.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arc-swap v1.9.3
[INFO] [stderr]   Downloaded no-panic v0.1.37
[INFO] [stderr]   Downloaded observe v1.3.0
[INFO] [stderr]   Downloaded enclose v1.2.1
[INFO] [stderr]   Downloaded skima v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 67a890b3ce93d03c882a0622c4a597adce19970c0d9b275d4e8735b16e54b07b
[INFO] running `Command { std: "docker" "start" "67a890b3ce93d03c882a0622c4a597adce19970c0d9b275d4e8735b16e54b07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67a890b3ce93d03c882a0622c4a597adce19970c0d9b275d4e8735b16e54b07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "67a890b3ce93d03c882a0622c4a597adce19970c0d9b275d4e8735b16e54b07b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67a890b3ce93d03c882a0622c4a597adce19970c0d9b275d4e8735b16e54b07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "67a890b3ce93d03c882a0622c4a597adce19970c0d9b275d4e8735b16e54b07b" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.129
[INFO] [stderr]    Compiling bumpalo v3.20.3
[INFO] [stderr]    Compiling unicode-ident v1.0.27
[INFO] [stderr]    Compiling futures-io v0.3.34
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling futures-channel v0.3.34
[INFO] [stderr]    Compiling smallvec v1.16.3
[INFO] [stderr]    Compiling thread_local v1.1.10
[INFO] [stderr]    Compiling wasm-bindgen v0.2.129
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling no-panic v0.1.37
[INFO] [stderr]    Compiling arc-swap v1.9.3
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling enclose v1.2.1
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.129
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling futures-macro v0.3.34
[INFO] [stderr]    Compiling tokio-macros v2.7.2
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling tokio v1.53.3
[INFO] [stderr]    Compiling futures-util v0.3.34
[INFO] [stderr]    Compiling tokio-util v0.7.20
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.129
[INFO] [stderr]    Compiling futures-executor v0.3.34
[INFO] [stderr]    Compiling futures v0.3.34
[INFO] [stderr]    Compiling observe v1.3.0
[INFO] [stderr]    Compiling js-sys v0.3.106
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling tracing-wasm v0.2.1
[INFO] [stderr]    Compiling web-sys v0.3.106
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.79
[INFO] [stderr]    Compiling skima v0.1.0
[INFO] [stdout] error[E0432]: unresolved imports `observe::batch`, `observe::Var`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/mod.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use observe::{batch, Var};
[INFO] [stdout]   |               ^^^^^  ^^^ no `Var` in the root
[INFO] [stdout]   |               |
[INFO] [stdout]   |               no `batch` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `observe::batch`, `observe::Dependencies`, `observe::Derived`, `observe::Evaluation`, `observe::Invalid`, `observe::State`, `observe::CHANGED`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:10:15
[INFO] [stdout]    |
[INFO] [stdout] 10 | use observe::{batch, Dependencies, Derived, Evaluation, Invalid, State, CHANGED};
[INFO] [stdout]    |               ^^^^^  ^^^^^^^^^^^^  ^^^^^^^  ^^^^^^^^^^  ^^^^^^^  ^^^^^  ^^^^^^^ no `CHANGED` in the root
[INFO] [stdout]    |               |      |             |        |           |        |
[INFO] [stdout]    |               |      |             |        |           |        no `State` in the root
[INFO] [stdout]    |               |      |             |        |           no `Invalid` in the root
[INFO] [stdout]    |               |      |             |        no `Evaluation` in the root
[INFO] [stdout]    |               |      |             no `Derived` in the root
[INFO] [stdout]    |               |      no `Dependencies` in the root
[INFO] [stdout]    |               no `batch` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `rust_panic_called_where_shouldnt` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/macros.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 |             rust_panic_called_where_shouldnt();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/ext.rs:15:3
[INFO] [stdout]    |
[INFO] [stdout] 15 |         dont_panic!()
[INFO] [stdout]    |         ------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `dont_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/ext.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + use crate::macros::rust_panic_called_where_shouldnt;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `rust_panic_called_where_shouldnt` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/macros.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 |             rust_panic_called_where_shouldnt();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/ext.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |         dont_panic!()
[INFO] [stdout]    |         ------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `dont_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/ext.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + use crate::macros::rust_panic_called_where_shouldnt;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `rust_panic_called_where_shouldnt` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/macros.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 |             rust_panic_called_where_shouldnt();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:66:3
[INFO] [stdout]    |
[INFO] [stdout] 66 |         dont_panic!()
[INFO] [stdout]    |         ------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `dont_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + use crate::macros::rust_panic_called_where_shouldnt;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `rust_panic_called_where_shouldnt` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/macros.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 |             rust_panic_called_where_shouldnt();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:86:3
[INFO] [stdout]    |
[INFO] [stdout] 86 |         dont_panic!()
[INFO] [stdout]    |         ------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `dont_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout]  1 + use crate::macros::rust_panic_called_where_shouldnt;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `rust_panic_called_where_shouldnt` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/macros.rs:16:4
[INFO] [stdout]     |
[INFO] [stdout]  16 |             rust_panic_called_where_shouldnt();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:112:3
[INFO] [stdout]     |
[INFO] [stdout] 112 |         dont_panic!()
[INFO] [stdout]     |         ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `dont_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::macros::rust_panic_called_where_shouldnt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `rust_panic_called_where_shouldnt` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/macros.rs:16:4
[INFO] [stdout]     |
[INFO] [stdout]  16 |             rust_panic_called_where_shouldnt();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:142:3
[INFO] [stdout]     |
[INFO] [stdout] 142 |         dont_panic!()
[INFO] [stdout]     |         ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `dont_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::macros::rust_panic_called_where_shouldnt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `rust_panic_called_where_shouldnt` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/macros.rs:16:4
[INFO] [stdout]     |
[INFO] [stdout]  16 |             rust_panic_called_where_shouldnt();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:166:3
[INFO] [stdout]     |
[INFO] [stdout] 166 |         dont_panic!()
[INFO] [stdout]     |         ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `dont_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::macros::rust_panic_called_where_shouldnt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `rust_panic_called_where_shouldnt` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/macros.rs:16:4
[INFO] [stdout]     |
[INFO] [stdout]  16 |             rust_panic_called_where_shouldnt();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:186:3
[INFO] [stdout]     |
[INFO] [stdout] 186 |         dont_panic!()
[INFO] [stdout]     |         ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `dont_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::macros::rust_panic_called_where_shouldnt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `rust_panic_called_where_shouldnt` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/macros.rs:16:4
[INFO] [stdout]     |
[INFO] [stdout]  16 |             rust_panic_called_where_shouldnt();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:210:3
[INFO] [stdout]     |
[INFO] [stdout] 210 |         dont_panic!()
[INFO] [stdout]     |         ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `dont_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::macros::rust_panic_called_where_shouldnt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `rust_panic_called_where_shouldnt` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/macros.rs:16:4
[INFO] [stdout]     |
[INFO] [stdout]  16 |             rust_panic_called_where_shouldnt();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:240:3
[INFO] [stdout]     |
[INFO] [stdout] 240 |         dont_panic!()
[INFO] [stdout]     |         ------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `dont_panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:1:1
[INFO] [stdout]     |
[INFO] [stdout]   1 + use crate::macros::rust_panic_called_where_shouldnt;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reactive` in crate `observe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:571:27
[INFO] [stdout]     |
[INFO] [stdout] 571 | impl<F, M, B, E> observe::Reactive for ReactiveComponent<F, M, B, E>
[INFO] [stdout]     |                           ^^^^^^^^ not found in `observe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Invalid` in crate `observe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:594:50
[INFO] [stdout]     |
[INFO] [stdout] 594 |     fn invalidate(self: Rc<Self>, invalid: observe::Invalid) {
[INFO] [stdout]     |                                                     ^^^^^^^ not found in `observe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Reactive` in crate `observe`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/web/reactive.rs:603:54
[INFO] [stdout]     |
[INFO] [stdout] 603 |                     .push(Rc::downgrade(&self) as Weak<dyn observe::Reactive>)
[INFO] [stdout]     |                                                                     ^^^^^^^^ not found in `observe`
[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/index.crates.io-1949cf8c6b5b557f/skima-0.1.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_defaults)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `skima` (lib) due to 16 previous errors
[INFO] running `Command { std: "docker" "inspect" "67a890b3ce93d03c882a0622c4a597adce19970c0d9b275d4e8735b16e54b07b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67a890b3ce93d03c882a0622c4a597adce19970c0d9b275d4e8735b16e54b07b", kill_on_drop: false }`
[INFO] [stdout] 67a890b3ce93d03c882a0622c4a597adce19970c0d9b275d4e8735b16e54b07b
