[INFO] fetching crate quickskeleton 0.4.8...
[INFO] documenting quickskeleton-0.4.8 against 1.75.0 for beta-1.76-rustdoc-2
[INFO] extracting crate quickskeleton 0.4.8 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate quickskeleton 0.4.8 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate quickskeleton 0.4.8
[INFO] finished tweaking crates.io crate quickskeleton 0.4.8
[INFO] tweaked toml for crates.io crate quickskeleton 0.4.8 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate quickskeleton 0.4.8 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded handlebars v0.25.3
[INFO] [stderr]   Downloaded zip v0.4.2
[INFO] [stderr]   Downloaded text_io v0.1.8
[INFO] [stderr]   Downloaded msdos_time v0.1.6
[INFO] [stderr]   Downloaded pest v0.3.3
[INFO] [stderr]   Downloaded flate2 v1.0.20
[INFO] [stderr]   Downloaded libc v0.2.84
[INFO] [stderr]   Downloaded podio v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8324a2f775bd6337b1a5a6bd5cff82a1ec40c462e0fcda8c935acba2a1a9ad8a
[INFO] running `Command { std: "docker" "start" "-a" "8324a2f775bd6337b1a5a6bd5cff82a1ec40c462e0fcda8c935acba2a1a9ad8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8324a2f775bd6337b1a5a6bd5cff82a1ec40c462e0fcda8c935acba2a1a9ad8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8324a2f775bd6337b1a5a6bd5cff82a1ec40c462e0fcda8c935acba2a1a9ad8a", kill_on_drop: false }`
[INFO] [stdout] 8324a2f775bd6337b1a5a6bd5cff82a1ec40c462e0fcda8c935acba2a1a9ad8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c852264450b109e09f7ac944e0408a6bd4bedb0b93ffd49bcc800f613a16d26
[INFO] running `Command { std: "docker" "start" "-a" "4c852264450b109e09f7ac944e0408a6bd4bedb0b93ffd49bcc800f613a16d26", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.84
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking pest v0.3.3
[INFO] [stderr]     Checking same-file v0.1.3
[INFO] [stderr]     Checking text_io v0.1.8
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]     Checking handlebars v0.25.3
[INFO] [stderr]  Documenting quickskeleton v0.4.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/quickskeleton/index.html
[INFO] running `Command { std: "docker" "inspect" "4c852264450b109e09f7ac944e0408a6bd4bedb0b93ffd49bcc800f613a16d26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c852264450b109e09f7ac944e0408a6bd4bedb0b93ffd49bcc800f613a16d26", kill_on_drop: false }`
[INFO] [stdout] 4c852264450b109e09f7ac944e0408a6bd4bedb0b93ffd49bcc800f613a16d26