[INFO] cloning repository https://github.com/benzend/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benzend/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenzend%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenzend%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f3e4385948c6d437ba54e0cef5e92a59a64e1ef
[INFO] documenting benzend/minigrep against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenzend%2Fminigrep" "/workspace/builds/worker-33/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-33/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benzend/minigrep on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/benzend/minigrep
[INFO] finished tweaking git repo https://github.com/benzend/minigrep
[INFO] tweaked toml for git repo https://github.com/benzend/minigrep written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] crate git repo https://github.com/benzend/minigrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c640273758c44c3a36a17f4720439937594c452f1f17c6350e677248129db38c
[INFO] running `Command { std: "docker" "start" "-a" "c640273758c44c3a36a17f4720439937594c452f1f17c6350e677248129db38c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c640273758c44c3a36a17f4720439937594c452f1f17c6350e677248129db38c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c640273758c44c3a36a17f4720439937594c452f1f17c6350e677248129db38c", kill_on_drop: false }`
[INFO] [stdout] c640273758c44c3a36a17f4720439937594c452f1f17c6350e677248129db38c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc17ff85d8690c67dae58f1feecec66a0a14e4250da994b209c0faed5555c978
[INFO] running `Command { std: "docker" "start" "-a" "dc17ff85d8690c67dae58f1feecec66a0a14e4250da994b209c0faed5555c978", kill_on_drop: false }`
[INFO] [stderr]  Documenting minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "dc17ff85d8690c67dae58f1feecec66a0a14e4250da994b209c0faed5555c978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc17ff85d8690c67dae58f1feecec66a0a14e4250da994b209c0faed5555c978", kill_on_drop: false }`
[INFO] [stdout] dc17ff85d8690c67dae58f1feecec66a0a14e4250da994b209c0faed5555c978
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 8c9ec8b1953e97226d549d9e38f466aca50bf8ca35f37c47059f05947fc39ba7
[INFO] running `Command { std: "docker" "start" "-a" "8c9ec8b1953e97226d549d9e38f466aca50bf8ca35f37c47059f05947fc39ba7", kill_on_drop: false }`
[INFO] [stderr]  Documenting minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "8c9ec8b1953e97226d549d9e38f466aca50bf8ca35f37c47059f05947fc39ba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c9ec8b1953e97226d549d9e38f466aca50bf8ca35f37c47059f05947fc39ba7", kill_on_drop: false }`
[INFO] [stdout] 8c9ec8b1953e97226d549d9e38f466aca50bf8ca35f37c47059f05947fc39ba7