[INFO] fetching crate crabkeyduck 0.1.0...
[INFO] checking crabkeyduck-0.1.0 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate crabkeyduck 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate crabkeyduck 0.1.0 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crabkeyduck 0.1.0
[INFO] finished tweaking crates.io crate crabkeyduck 0.1.0
[INFO] tweaked toml for crates.io crate crabkeyduck 0.1.0 written to /workspace/builds/worker-6-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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10321849de9f31b628bb4bef79d7c69e4ca60d522cd9063d664433a6f12765ce
[INFO] running `Command { std: "docker" "start" "-a" "10321849de9f31b628bb4bef79d7c69e4ca60d522cd9063d664433a6f12765ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10321849de9f31b628bb4bef79d7c69e4ca60d522cd9063d664433a6f12765ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10321849de9f31b628bb4bef79d7c69e4ca60d522cd9063d664433a6f12765ce", kill_on_drop: false }`
[INFO] [stdout] 10321849de9f31b628bb4bef79d7c69e4ca60d522cd9063d664433a6f12765ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd1e66f5f77fb9bc6cf41f489cccfc64f3e558612ee047d7e02949e626b67bde
[INFO] running `Command { std: "docker" "start" "-a" "fd1e66f5f77fb9bc6cf41f489cccfc64f3e558612ee047d7e02949e626b67bde", kill_on_drop: false }`
[INFO] [stderr]     Checking crabkeyduck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `title`, `attributes`, and `elements` are never read
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct ParsedDocument<'a> {
[INFO] [stdout]   |        -------------- fields in this struct
[INFO] [stdout] 5 |     title: Option<&'a str>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     attributes: Attributes<'a>,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 7 |     elements: Vec<BlockElement<'a>>,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParsedDocument` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attributes` and `content` are never read
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct BlockElement<'a> {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] 12 |     attributes: Attributes<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 13 |     content: BlockContent<'a>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BlockElement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `title`, `attributes`, and `elements` are never read
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct ParsedDocument<'a> {
[INFO] [stdout]   |        -------------- fields in this struct
[INFO] [stdout] 5 |     title: Option<&'a str>,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     attributes: Attributes<'a>,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 7 |     elements: Vec<BlockElement<'a>>,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParsedDocument` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Paragraph` is never constructed
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | enum BlockContent<'a> {
[INFO] [stdout]    |      ------------ variant in this enum
[INFO] [stdout] 18 |     Paragraph { text: Vec<InlineElement<'a>> },
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BlockContent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Text` is never constructed
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | enum InlineElement<'a> {
[INFO] [stdout]    |      ------------- variant in this enum
[INFO] [stdout] 23 |     Text(&'a str),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InlineElement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `attributes` is never read
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Attributes<'a> {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 28 |     attributes: HashMap<&'a str, &'a str>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Attributes` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `attributes` and `content` are never read
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct BlockElement<'a> {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] 12 |     attributes: Attributes<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 13 |     content: BlockContent<'a>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BlockElement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Paragraph` is never constructed
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | enum BlockContent<'a> {
[INFO] [stdout]    |      ------------ variant in this enum
[INFO] [stdout] 18 |     Paragraph { text: Vec<InlineElement<'a>> },
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BlockContent` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Text` is never constructed
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | enum InlineElement<'a> {
[INFO] [stdout]    |      ------------- variant in this enum
[INFO] [stdout] 23 |     Text(&'a str),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InlineElement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `attributes` is never read
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Attributes<'a> {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 28 |     attributes: HashMap<&'a str, &'a str>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Attributes` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "fd1e66f5f77fb9bc6cf41f489cccfc64f3e558612ee047d7e02949e626b67bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd1e66f5f77fb9bc6cf41f489cccfc64f3e558612ee047d7e02949e626b67bde", kill_on_drop: false }`
[INFO] [stdout] fd1e66f5f77fb9bc6cf41f489cccfc64f3e558612ee047d7e02949e626b67bde
