[INFO] cloning repository https://github.com/matklad/group-by-challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matklad/group-by-challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Fgroup-by-challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Fgroup-by-challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 297c95d461427a61f621767443897c37bef43f0f
[INFO] documenting matklad/group-by-challenge against beta-2025-02-18 for beta-1.86-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Fgroup-by-challenge" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matklad/group-by-challenge on toolchain beta-2025-02-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-02-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matklad/group-by-challenge
[INFO] finished tweaking git repo https://github.com/matklad/group-by-challenge
[INFO] tweaked toml for git repo https://github.com/matklad/group-by-challenge written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/matklad/group-by-challenge 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" "+beta-2025-02-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c6db51624fd59ea61eabbcb1434de918a5a531cfbe1485b86268b649aaba4c2
[INFO] running `Command { std: "docker" "start" "-a" "8c6db51624fd59ea61eabbcb1434de918a5a531cfbe1485b86268b649aaba4c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c6db51624fd59ea61eabbcb1434de918a5a531cfbe1485b86268b649aaba4c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c6db51624fd59ea61eabbcb1434de918a5a531cfbe1485b86268b649aaba4c2", kill_on_drop: false }`
[INFO] [stdout] 8c6db51624fd59ea61eabbcb1434de918a5a531cfbe1485b86268b649aaba4c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f573a572436116cd2178b2d8b4f3188ac81ee8ffd2d6f65cb0022648d5f1095
[INFO] running `Command { std: "docker" "start" "-a" "1f573a572436116cd2178b2d8b4f3188ac81ee8ffd2d6f65cb0022648d5f1095", kill_on_drop: false }`
[INFO] [stderr]  Documenting group-by-challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/group_by_challenge/index.html
[INFO] running `Command { std: "docker" "inspect" "1f573a572436116cd2178b2d8b4f3188ac81ee8ffd2d6f65cb0022648d5f1095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f573a572436116cd2178b2d8b4f3188ac81ee8ffd2d6f65cb0022648d5f1095", kill_on_drop: false }`
[INFO] [stdout] 1f573a572436116cd2178b2d8b4f3188ac81ee8ffd2d6f65cb0022648d5f1095
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-02-18" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93dae551f5cb3368be471f64b31cbe86d44b611b5d9aa2f91286bd95ba0d4e13
[INFO] running `Command { std: "docker" "start" "-a" "93dae551f5cb3368be471f64b31cbe86d44b611b5d9aa2f91286bd95ba0d4e13", kill_on_drop: false }`
[INFO] [stderr]  Documenting group-by-challenge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/group_by_challenge/index.html
[INFO] running `Command { std: "docker" "inspect" "93dae551f5cb3368be471f64b31cbe86d44b611b5d9aa2f91286bd95ba0d4e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93dae551f5cb3368be471f64b31cbe86d44b611b5d9aa2f91286bd95ba0d4e13", kill_on_drop: false }`
[INFO] [stdout] 93dae551f5cb3368be471f64b31cbe86d44b611b5d9aa2f91286bd95ba0d4e13
