[INFO] cloning repository https://github.com/HansiGanter/advent-of-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HansiGanter/advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHansiGanter%2Fadvent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHansiGanter%2Fadvent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5e8d127cca79abc3b3e94ce77d6b2b9c3a2d7aa
[INFO] documenting HansiGanter/advent-of-code against da3f5c31e5535b3dc210067de660a45784ae1e9c for pr-162169
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHansiGanter%2Fadvent-of-code" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/HansiGanter/advent-of-code
[INFO] finished tweaking git repo https://github.com/HansiGanter/advent-of-code
[INFO] tweaked toml for git repo https://github.com/HansiGanter/advent-of-code written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/HansiGanter/advent-of-code on toolchain da3f5c31e5535b3dc210067de660a45784ae1e9c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/HansiGanter/advent-of-code 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" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 773e221b117a2973216f449134543712f73bdce6d5fa8ffe868a4cc7624bb972
[INFO] running `Command { std: "docker" "start" "773e221b117a2973216f449134543712f73bdce6d5fa8ffe868a4cc7624bb972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "773e221b117a2973216f449134543712f73bdce6d5fa8ffe868a4cc7624bb972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "773e221b117a2973216f449134543712f73bdce6d5fa8ffe868a4cc7624bb972" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "773e221b117a2973216f449134543712f73bdce6d5fa8ffe868a4cc7624bb972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "773e221b117a2973216f449134543712f73bdce6d5fa8ffe868a4cc7624bb972" "/opt/rustwide/cargo-home/bin/cargo" "+da3f5c31e5535b3dc210067de660a45784ae1e9c" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] error: failed to determine package fingerprint for documenting advent-of-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to determine the most recently modified file in /opt/rustwide/workdir
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to determine list of files in /opt/rustwide/workdir
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   An IO error occurred while opening the index
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Too many levels of symbolic links (os error 40)
[INFO] running `Command { std: "docker" "inspect" "773e221b117a2973216f449134543712f73bdce6d5fa8ffe868a4cc7624bb972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773e221b117a2973216f449134543712f73bdce6d5fa8ffe868a4cc7624bb972", kill_on_drop: false }`
[INFO] [stdout] 773e221b117a2973216f449134543712f73bdce6d5fa8ffe868a4cc7624bb972
