[INFO] fetching crate doc-sync 0.1.2...
[INFO] checking doc-sync-0.1.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate doc-sync 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate doc-sync 0.1.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate doc-sync 0.1.2
[INFO] finished tweaking crates.io crate doc-sync 0.1.2
[INFO] tweaked toml for crates.io crate doc-sync 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate doc-sync 0.1.2 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e159aa6249b5a6e24340d88d26a9d8184174b57153a0fbac591d612eb77add2
[INFO] running `Command { std: "docker" "start" "-a" "0e159aa6249b5a6e24340d88d26a9d8184174b57153a0fbac591d612eb77add2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e159aa6249b5a6e24340d88d26a9d8184174b57153a0fbac591d612eb77add2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e159aa6249b5a6e24340d88d26a9d8184174b57153a0fbac591d612eb77add2", kill_on_drop: false }`
[INFO] [stdout] 0e159aa6249b5a6e24340d88d26a9d8184174b57153a0fbac591d612eb77add2
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd4279cae04f0229f8ff263339c2ca0cf5ff012e5a7d5eb4e565fd30aa877b6f
[INFO] running `Command { std: "docker" "start" "-a" "fd4279cae04f0229f8ff263339c2ca0cf5ff012e5a7d5eb4e565fd30aa877b6f", kill_on_drop: false }`
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[INFO] [stderr]     Checking doc-sync v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/doc_comment_parser.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct InvalidDocCommentType(String);
[INFO] [stdout]    |            --------------------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `InvalidDocCommentType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rustdoc_item` is never read
[INFO] [stdout]   --> src/from_markdown/item_info.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct ItemInfo<'lt> {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub rustdoc_item: &'lt rustdoc_types::Item,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/doc_comment_parser.rs:65:34
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct InvalidDocCommentType(String);
[INFO] [stdout]    |            --------------------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `InvalidDocCommentType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rustdoc_item` is never read
[INFO] [stdout]   --> src/from_markdown/item_info.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct ItemInfo<'lt> {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub rustdoc_item: &'lt rustdoc_types::Item,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.13s
[INFO] running `Command { std: "docker" "inspect" "fd4279cae04f0229f8ff263339c2ca0cf5ff012e5a7d5eb4e565fd30aa877b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd4279cae04f0229f8ff263339c2ca0cf5ff012e5a7d5eb4e565fd30aa877b6f", kill_on_drop: false }`
[INFO] [stdout] fd4279cae04f0229f8ff263339c2ca0cf5ff012e5a7d5eb4e565fd30aa877b6f