[INFO] fetching crate proc-virtual-dom 1.0.4...
[INFO] checking proc-virtual-dom-1.0.4 against try#595142ec72045c7f2fab2923de8e59995a52e6e7 for pr-151830
[INFO] extracting crate proc-virtual-dom 1.0.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate proc-virtual-dom 1.0.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate proc-virtual-dom 1.0.4
[INFO] tweaked toml for crates.io crate proc-virtual-dom 1.0.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate proc-virtual-dom 1.0.4 on toolchain 595142ec72045c7f2fab2923de8e59995a52e6e7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate proc-virtual-dom 1.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6526d254b592b339223a99e7378d43c31093ec27bbfc4ead4a177be406c0d5d0
[INFO] running `Command { std: "docker" "start" "-a" "6526d254b592b339223a99e7378d43c31093ec27bbfc4ead4a177be406c0d5d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6526d254b592b339223a99e7378d43c31093ec27bbfc4ead4a177be406c0d5d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6526d254b592b339223a99e7378d43c31093ec27bbfc4ead4a177be406c0d5d0", kill_on_drop: false }`
[INFO] [stdout] 6526d254b592b339223a99e7378d43c31093ec27bbfc4ead4a177be406c0d5d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+595142ec72045c7f2fab2923de8e59995a52e6e7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25e584f419e4d145b3abf12a6db210d27bd186226ecf644c0ef56969c4b2f479
[INFO] running `Command { std: "docker" "start" "-a" "25e584f419e4d145b3abf12a6db210d27bd186226ecf644c0ef56969c4b2f479", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking lssg-char-reader v1.0.4
[INFO] [stderr]    Compiling virtual-dom v1.0.4
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.103
[INFO] [stderr]     Checking proc-virtual-dom v1.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: `virtual_dom::DomNode` is not an iterator
[INFO] [stdout]   --> tests/proc_test.rs:55:34
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let input: Vec<Html> = input.into_iter().map(|t| t.into()).collect();
[INFO] [stdout]    |                                  ^^^^^^^^^ `virtual_dom::DomNode` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/virtual-dom-1.0.4/src/dom_node.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DomNode(Link);
[INFO] [stdout]    | ------------------ doesn't satisfy `virtual_dom::DomNode: IntoIterator` or `virtual_dom::DomNode: Iterator`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `virtual_dom::DomNode: Iterator`
[INFO] [stdout]            which is required by `virtual_dom::DomNode: IntoIterator`
[INFO] [stdout]            `&virtual_dom::DomNode: Iterator`
[INFO] [stdout]            which is required by `&virtual_dom::DomNode: IntoIterator`
[INFO] [stdout]            `&mut virtual_dom::DomNode: Iterator`
[INFO] [stdout]            which is required by `&mut virtual_dom::DomNode: IntoIterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: `virtual_dom::DomNode` is not an iterator
[INFO] [stdout]   --> tests/proc_test.rs:92:34
[INFO] [stdout]    |
[INFO] [stdout] 92 |     let input: Vec<Html> = input.into_iter().map(|t| t.into()).collect();
[INFO] [stdout]    |                                  ^^^^^^^^^ `virtual_dom::DomNode` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/virtual-dom-1.0.4/src/dom_node.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct DomNode(Link);
[INFO] [stdout]    | ------------------ doesn't satisfy `virtual_dom::DomNode: IntoIterator` or `virtual_dom::DomNode: Iterator`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `virtual_dom::DomNode: Iterator`
[INFO] [stdout]            which is required by `virtual_dom::DomNode: IntoIterator`
[INFO] [stdout]            `&virtual_dom::DomNode: Iterator`
[INFO] [stdout]            which is required by `&virtual_dom::DomNode: IntoIterator`
[INFO] [stdout]            `&mut virtual_dom::DomNode: Iterator`
[INFO] [stdout]            which is required by `&mut virtual_dom::DomNode: IntoIterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `html`
[INFO] [stdout]   --> tests/proc_test.rs:98:9
[INFO] [stdout]    |
[INFO] [stdout] 98 |     let html = dom!(<h1>Yay</h1>);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_html`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `title`
[INFO] [stdout]    --> tests/proc_test.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let title = "asdf";
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_title`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `alt`
[INFO] [stdout]    --> tests/proc_test.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let alt = String::from("Alt");
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_alt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]    --> tests/proc_test.rs:129:9
[INFO] [stdout]     |
[INFO] [stdout] 129 |     let src = "Src";
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> tests/proc_test.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let path = "/test";
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> tests/proc_test.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let name = "test";
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `children`
[INFO] [stdout]    --> tests/proc_test.rs:159:9
[INFO] [stdout]     |
[INFO] [stdout] 159 |     let children: Vec<virtual_dom::DomNode> = vec![virtual_dom::DomNode::create_text("child1")];
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_children`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-virtual-dom` (test "proc_test") due to 2 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "25e584f419e4d145b3abf12a6db210d27bd186226ecf644c0ef56969c4b2f479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25e584f419e4d145b3abf12a6db210d27bd186226ecf644c0ef56969c4b2f479", kill_on_drop: false }`
[INFO] [stdout] 25e584f419e4d145b3abf12a6db210d27bd186226ecf644c0ef56969c4b2f479