[INFO] fetching crate rocoder 0.3.0...
[INFO] documenting rocoder-0.3.0 against 1.75.0 for beta-1.76-rustdoc-2
[INFO] extracting crate rocoder 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rocoder 0.3.0 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 rocoder 0.3.0
[INFO] finished tweaking crates.io crate rocoder 0.3.0
[INFO] tweaked toml for crates.io crate rocoder 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate rocoder 0.3.0 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" "+1.75.0" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 26133ffd3609af8c1b85f607f7164d69c1d83afbeb2bc3316a9a6078305b0cbd
[INFO] running `Command { std: "docker" "start" "-a" "26133ffd3609af8c1b85f607f7164d69c1d83afbeb2bc3316a9a6078305b0cbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26133ffd3609af8c1b85f607f7164d69c1d83afbeb2bc3316a9a6078305b0cbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26133ffd3609af8c1b85f607f7164d69c1d83afbeb2bc3316a9a6078305b0cbd", kill_on_drop: false }`
[INFO] [stdout] 26133ffd3609af8c1b85f607f7164d69c1d83afbeb2bc3316a9a6078305b0cbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a1648a07acf30d3a1a8576ae3a46a271dc501695cb81a4f121944212cf979575
[INFO] running `Command { std: "docker" "start" "-a" "a1648a07acf30d3a1a8576ae3a46a271dc501695cb81a4f121944212cf979575", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
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[INFO] [stderr]  Documenting rocoder v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.05s
[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/rocoder/index.html
[INFO] running `Command { std: "docker" "inspect" "a1648a07acf30d3a1a8576ae3a46a271dc501695cb81a4f121944212cf979575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1648a07acf30d3a1a8576ae3a46a271dc501695cb81a4f121944212cf979575", kill_on_drop: false }`
[INFO] [stdout] a1648a07acf30d3a1a8576ae3a46a271dc501695cb81a4f121944212cf979575
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e301b9aeb67ae9178ee19dc47bff754d8b4554d26ddaa8a652625b2c8e31faa2
[INFO] running `Command { std: "docker" "start" "-a" "e301b9aeb67ae9178ee19dc47bff754d8b4554d26ddaa8a652625b2c8e31faa2", kill_on_drop: false }`
[INFO] [stderr]  Documenting rocoder v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[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/rocoder/index.html
[INFO] running `Command { std: "docker" "inspect" "e301b9aeb67ae9178ee19dc47bff754d8b4554d26ddaa8a652625b2c8e31faa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e301b9aeb67ae9178ee19dc47bff754d8b4554d26ddaa8a652625b2c8e31faa2", kill_on_drop: false }`
[INFO] [stdout] e301b9aeb67ae9178ee19dc47bff754d8b4554d26ddaa8a652625b2c8e31faa2