[INFO] cloning repository https://github.com/rameezfayyaz/assignment_7
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rameezfayyaz/assignment_7" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frameezfayyaz%2Fassignment_7", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frameezfayyaz%2Fassignment_7'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b27995f36d35a94cf7a774346882a743f70009bb
[INFO] documenting rameezfayyaz/assignment_7 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%2Frameezfayyaz%2Fassignment_7" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rameezfayyaz/assignment_7 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/rameezfayyaz/assignment_7
[INFO] finished tweaking git repo https://github.com/rameezfayyaz/assignment_7
[INFO] tweaked toml for git repo https://github.com/rameezfayyaz/assignment_7 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/rameezfayyaz/assignment_7 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] ebffd381d5704aebdc12104b0f761bf8e83b7d695bde0b7de575fd8c6996fdb1
[INFO] running `Command { std: "docker" "start" "-a" "ebffd381d5704aebdc12104b0f761bf8e83b7d695bde0b7de575fd8c6996fdb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebffd381d5704aebdc12104b0f761bf8e83b7d695bde0b7de575fd8c6996fdb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebffd381d5704aebdc12104b0f761bf8e83b7d695bde0b7de575fd8c6996fdb1", kill_on_drop: false }`
[INFO] [stdout] ebffd381d5704aebdc12104b0f761bf8e83b7d695bde0b7de575fd8c6996fdb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 0eee5552952027e5a356bec9b2b939a8be4bb09cdd547d110e4569f6bcef2208
[INFO] running `Command { std: "docker" "start" "-a" "0eee5552952027e5a356bec9b2b939a8be4bb09cdd547d110e4569f6bcef2208", kill_on_drop: false }`
[INFO] [stderr]     Checking guest v0.1.0 (/opt/rustwide/workdir/guest)
[INFO] [stderr]  Documenting assignment7 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.36s
[INFO] running `Command { std: "docker" "inspect" "0eee5552952027e5a356bec9b2b939a8be4bb09cdd547d110e4569f6bcef2208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eee5552952027e5a356bec9b2b939a8be4bb09cdd547d110e4569f6bcef2208", kill_on_drop: false }`
[INFO] [stdout] 0eee5552952027e5a356bec9b2b939a8be4bb09cdd547d110e4569f6bcef2208
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 5d194f30f72cdf5e100cd621d2e368b4a9ed2051220cccae95f4340fc245fb4e
[INFO] running `Command { std: "docker" "start" "-a" "5d194f30f72cdf5e100cd621d2e368b4a9ed2051220cccae95f4340fc245fb4e", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking guest v0.1.0 (/opt/rustwide/workdir/guest)
[INFO] [stderr]  Documenting assignment7 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "5d194f30f72cdf5e100cd621d2e368b4a9ed2051220cccae95f4340fc245fb4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d194f30f72cdf5e100cd621d2e368b4a9ed2051220cccae95f4340fc245fb4e", kill_on_drop: false }`
[INFO] [stdout] 5d194f30f72cdf5e100cd621d2e368b4a9ed2051220cccae95f4340fc245fb4e