[INFO] cloning repository https://github.com/Aankhen/codingchallenges.fyi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aankhen/codingchallenges.fyi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAankhen%2Fcodingchallenges.fyi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAankhen%2Fcodingchallenges.fyi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc1b023b71500c062110d4537a57297b00907245
[INFO] documenting Aankhen/codingchallenges.fyi against 1.76.0 for beta-1.77-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAankhen%2Fcodingchallenges.fyi" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Aankhen/codingchallenges.fyi on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Aankhen/codingchallenges.fyi
[INFO] finished tweaking git repo https://github.com/Aankhen/codingchallenges.fyi
[INFO] tweaked toml for git repo https://github.com/Aankhen/codingchallenges.fyi written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Aankhen/codingchallenges.fyi 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28a7a61c30bb378bd60df98cf781723793bd0d1444d0c59d76b21113d45bb8a3
[INFO] running `Command { std: "docker" "start" "-a" "28a7a61c30bb378bd60df98cf781723793bd0d1444d0c59d76b21113d45bb8a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28a7a61c30bb378bd60df98cf781723793bd0d1444d0c59d76b21113d45bb8a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28a7a61c30bb378bd60df98cf781723793bd0d1444d0c59d76b21113d45bb8a3", kill_on_drop: false }`
[INFO] [stdout] 28a7a61c30bb378bd60df98cf781723793bd0d1444d0c59d76b21113d45bb8a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0789e54aedf75b0030d35c2361ab3a9d98ac39b3244762874064c2474f7a5780
[INFO] running `Command { std: "docker" "start" "-a" "0789e54aedf75b0030d35c2361ab3a9d98ac39b3244762874064c2474f7a5780", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking gimli v0.27.3
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking lexopt v0.3.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking object v0.31.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]     Checking addr2line v0.20.0
[INFO] [stderr]  Documenting challenge-1-wc v0.1.0 (/opt/rustwide/workdir/challenge-1-wc)
[INFO] [stderr]  Documenting challenge-2-json-parser v0.1.0 (/opt/rustwide/workdir/challenge-2-json-parser)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.66s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/challenge_1_wc/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/challenge_2_json_parser/index.html
[INFO] running `Command { std: "docker" "inspect" "0789e54aedf75b0030d35c2361ab3a9d98ac39b3244762874064c2474f7a5780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0789e54aedf75b0030d35c2361ab3a9d98ac39b3244762874064c2474f7a5780", kill_on_drop: false }`
[INFO] [stdout] 0789e54aedf75b0030d35c2361ab3a9d98ac39b3244762874064c2474f7a5780
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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" "+1.76.0" "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] 5108768156a89a672c151f8151c5eec9af567dadaff7f4e194342df917ea2b27
[INFO] running `Command { std: "docker" "start" "-a" "5108768156a89a672c151f8151c5eec9af567dadaff7f4e194342df917ea2b27", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "5108768156a89a672c151f8151c5eec9af567dadaff7f4e194342df917ea2b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5108768156a89a672c151f8151c5eec9af567dadaff7f4e194342df917ea2b27", kill_on_drop: false }`
[INFO] [stdout] 5108768156a89a672c151f8151c5eec9af567dadaff7f4e194342df917ea2b27
