[INFO] fetching crate plaster 0.2.5...
[INFO] testing plaster-0.2.5 against 1.49.0 for beta-1.50-1
[INFO] extracting crate plaster 0.2.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate plaster 0.2.5 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking crates.io crate plaster 0.2.5
[INFO] finished tweaking crates.io crate plaster 0.2.5
[INFO] tweaked toml for crates.io crate plaster 0.2.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd9a0465c51490fed533e01eac159c4c0d83a6b905397f3a31848bb07e83851a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bd9a0465c51490fed533e01eac159c4c0d83a6b905397f3a31848bb07e83851a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd9a0465c51490fed533e01eac159c4c0d83a6b905397f3a31848bb07e83851a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9a0465c51490fed533e01eac159c4c0d83a6b905397f3a31848bb07e83851a", kill_on_drop: false }`
[INFO] [stdout] bd9a0465c51490fed533e01eac159c4c0d83a6b905397f3a31848bb07e83851a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a48b38407f07291602242c987090801880ce541a7b69b1950a5c4f7149d331f8
[INFO] running `Command { std: "docker" "start" "-a" "a48b38407f07291602242c987090801880ce541a7b69b1950a5c4f7149d331f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.69
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.69
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.69
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.69
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.69
[INFO] [stderr]    Compiling js-sys v0.3.46
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.3.27
[INFO] [stderr]    Compiling web-sys v0.3.46
[INFO] [stderr]    Compiling plaster v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/virtual_dom/vlist.rs:70:22
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 Some(mut vnode) => {
[INFO] [stdout]    |                      ----^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Promise` that must be used
[INFO] [stdout]    --> src/html.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |         future_to_promise(js_future);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.89s
[INFO] running `Command { std: "docker" "inspect" "a48b38407f07291602242c987090801880ce541a7b69b1950a5c4f7149d331f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a48b38407f07291602242c987090801880ce541a7b69b1950a5c4f7149d331f8", kill_on_drop: false }`
[INFO] [stdout] a48b38407f07291602242c987090801880ce541a7b69b1950a5c4f7149d331f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff2cf28ca808cb16e5066b0621fd66ec694390c5197c4fd18414279c197c71f6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ff2cf28ca808cb16e5066b0621fd66ec694390c5197c4fd18414279c197c71f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/virtual_dom/vlist.rs:70:22
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 Some(mut vnode) => {
[INFO] [stdout]    |                      ----^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Promise` that must be used
[INFO] [stdout]    --> src/html.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |         future_to_promise(js_future);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]    Compiling wasm-bindgen-test v0.2.50
[INFO] [stderr]    Compiling plaster v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/virtual_dom/vlist.rs:70:22
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 Some(mut vnode) => {
[INFO] [stdout]    |                      ----^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Promise` that must be used
[INFO] [stdout]    --> src/html.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |         future_to_promise(js_future);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.60s
[INFO] running `Command { std: "docker" "inspect" "ff2cf28ca808cb16e5066b0621fd66ec694390c5197c4fd18414279c197c71f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff2cf28ca808cb16e5066b0621fd66ec694390c5197c4fd18414279c197c71f6", kill_on_drop: false }`
[INFO] [stdout] ff2cf28ca808cb16e5066b0621fd66ec694390c5197c4fd18414279c197c71f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 25ecedd92cd6d4594c661cca6b485874c80958bda2bc1a8177f8227c97f52015
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "25ecedd92cd6d4594c661cca6b485874c80958bda2bc1a8177f8227c97f52015", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/virtual_dom/vlist.rs:70:22
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 Some(mut vnode) => {
[INFO] [stderr]    |                      ----^^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Promise` that must be used
[INFO] [stderr]    --> src/html.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |         future_to_promise(js_future);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/virtual_dom/vlist.rs:70:22
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 Some(mut vnode) => {
[INFO] [stderr]    |                      ----^^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Promise` that must be used
[INFO] [stderr]    --> src/html.rs:149:9
[INFO] [stderr]     |
[INFO] [stderr] 149 |         future_to_promise(js_future);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/plaster-84e3aadaeaa3e578
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vcomp_test-3e2fadbb2e386df8
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vlist_test-c623c7f3cc7bf54a
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vtag_test-9da03b3b7b243db2
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test supports_multiple_classes_string ... ok
[INFO] [stdout] test it_compares_checked ... ok
[INFO] [stdout] test it_compares_values ... ok
[INFO] [stdout] test it_compares_classes ... ok
[INFO] [stdout] test it_compares_kinds ... ok
[INFO] [stdout] test it_compares_text ... ok
[INFO] [stdout] test it_compares_attributes ... ok
[INFO] [stdout] test it_allows_aria_attributes ... ok
[INFO] [stdout] test it_compares_children ... ok
[INFO] [stdout] test classes_from_local_variables ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/vtext_test-f2c6090e9d066eb9
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests plaster
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/components/select.rs - components::select (line 5) ... FAILED
[INFO] [stdout] test src/prelude.rs - prelude (line 5) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 11) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/components/select.rs - components::select (line 5) stdout ----
[INFO] [stdout] error: cannot find macro `html` in this scope
[INFO] [stdout]   --> src/components/select.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     html! {
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Html` in this scope
[INFO] [stdout]  --> src/components/select.rs:11:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn view() -> Html<Model> {
[INFO] [stdout]   |              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Model` in this scope
[INFO] [stdout]  --> src/components/select.rs:11:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn view() -> Html<Model> {
[INFO] [stdout]   |        -          ^^^^^ not found in this scope
[INFO] [stdout]   |        |
[INFO] [stdout]   |        help: you might be missing a type parameter: `<Model>`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/prelude.rs - prelude (line 5) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `yew`?
[INFO] [stdout]  --> src/prelude.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use yew::prelude::*;
[INFO] [stdout]   |     ^^^ maybe a missing crate `yew`?
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 11) stdout ----
[INFO] [stdout] error: cannot find attribute `wasm_bindgen` in this scope
[INFO] [stdout]   --> src/lib.rs:52:3
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[wasm_bindgen(start)]
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/components/select.rs - components::select (line 5)
[INFO] [stdout]     src/lib.rs - (line 11)
[INFO] [stdout]     src/prelude.rs - prelude (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "25ecedd92cd6d4594c661cca6b485874c80958bda2bc1a8177f8227c97f52015", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25ecedd92cd6d4594c661cca6b485874c80958bda2bc1a8177f8227c97f52015", kill_on_drop: false }`
[INFO] [stdout] 25ecedd92cd6d4594c661cca6b485874c80958bda2bc1a8177f8227c97f52015