[INFO] fetching crate rustdoc-seeker 0.6.0...
[INFO] checking rustdoc-seeker-0.6.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate rustdoc-seeker 0.6.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate rustdoc-seeker 0.6.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustdoc-seeker 0.6.0
[INFO] finished tweaking crates.io crate rustdoc-seeker 0.6.0
[INFO] tweaked toml for crates.io crate rustdoc-seeker 0.6.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate rustdoc-seeker 0.6.0 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded siphasher v0.3.1
[INFO] [stderr]   Downloaded fst v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49571c2b39ec570fffe48b568dd6a432d0e92c21ec3a67fe8571a14bf2cd32be
[INFO] running `Command { std: "docker" "start" "-a" "49571c2b39ec570fffe48b568dd6a432d0e92c21ec3a67fe8571a14bf2cd32be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49571c2b39ec570fffe48b568dd6a432d0e92c21ec3a67fe8571a14bf2cd32be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49571c2b39ec570fffe48b568dd6a432d0e92c21ec3a67fe8571a14bf2cd32be", kill_on_drop: false }`
[INFO] [stdout] 49571c2b39ec570fffe48b568dd6a432d0e92c21ec3a67fe8571a14bf2cd32be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6b1edca0dafff17acdcb2a55df3ce7acde42a9d8f18aab3160689179247255a
[INFO] running `Command { std: "docker" "start" "-a" "b6b1edca0dafff17acdcb2a55df3ce7acde42a9d8f18aab3160689179247255a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling fst v0.4.0
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking siphasher v0.3.1
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking rustdoc-seeker v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `search_type` is never read
[INFO] [stdout]   --> src/parser.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct IndexItem {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     search_type: Option<Value>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IndexItem` 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 `doc` is never read
[INFO] [stdout]   --> src/parser.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct SearchIndex {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 30 |     doc: Atom,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SearchIndex` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `search_type` is never read
[INFO] [stdout]   --> src/parser.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct IndexItem {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |     search_type: Option<Value>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IndexItem` 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 `doc` is never read
[INFO] [stdout]   --> src/parser.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | struct SearchIndex {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] 30 |     doc: Atom,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SearchIndex` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 6.11s
[INFO] running `Command { std: "docker" "inspect" "b6b1edca0dafff17acdcb2a55df3ce7acde42a9d8f18aab3160689179247255a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6b1edca0dafff17acdcb2a55df3ce7acde42a9d8f18aab3160689179247255a", kill_on_drop: false }`
[INFO] [stdout] b6b1edca0dafff17acdcb2a55df3ce7acde42a9d8f18aab3160689179247255a