[INFO] fetching crate themelio-stf 0.5.5...
[INFO] documenting themelio-stf-0.5.5 against 1.55.0 for beta-1.56-rustdoc-1
[INFO] extracting crate themelio-stf 0.5.5 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate themelio-stf 0.5.5 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate themelio-stf 0.5.5
[INFO] finished tweaking crates.io crate themelio-stf 0.5.5
[INFO] tweaked toml for crates.io crate themelio-stf 0.5.5 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate crates.io crate themelio-stf 0.5.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 330f5c579c510367dff88f0a93b073390859f476c4951cad2ae03676f9ac1afc
[INFO] running `Command { std: "docker" "start" "-a" "330f5c579c510367dff88f0a93b073390859f476c4951cad2ae03676f9ac1afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "330f5c579c510367dff88f0a93b073390859f476c4951cad2ae03676f9ac1afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "330f5c579c510367dff88f0a93b073390859f476c4951cad2ae03676f9ac1afc", kill_on_drop: false }`
[INFO] [stdout] 330f5c579c510367dff88f0a93b073390859f476c4951cad2ae03676f9ac1afc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a131873ad4cfc8e68cde36b35d9d5ad412d05e72084f04d985d999d5dacb599
[INFO] running `Command { std: "docker" "start" "-a" "4a131873ad4cfc8e68cde36b35d9d5ad412d05e72084f04d985d999d5dacb599", kill_on_drop: false }`
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[INFO] [stderr]     Checking ed25519-dalek v1.0.1
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[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.4
[INFO] [stderr]     Checking num_enum v0.5.4
[INFO] [stderr]     Checking themelio-stf v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting themelio-stf v0.5.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `empty_test`
[INFO] [stdout]   --> src/transaction.rs:96:19
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub(crate) fn empty_test() -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.80s
[INFO] running `Command { std: "docker" "inspect" "4a131873ad4cfc8e68cde36b35d9d5ad412d05e72084f04d985d999d5dacb599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a131873ad4cfc8e68cde36b35d9d5ad412d05e72084f04d985d999d5dacb599", kill_on_drop: false }`
[INFO] [stdout] 4a131873ad4cfc8e68cde36b35d9d5ad412d05e72084f04d985d999d5dacb599