[INFO] cloning repository https://github.com/frappuccino2316/rust-algorithm-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frappuccino2316/rust-algorithm-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrappuccino2316%2Frust-algorithm-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrappuccino2316%2Frust-algorithm-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9db867c989dbd8453a5ae8fd3efa3cce3ea5e07d
[INFO] documenting frappuccino2316/rust-algorithm-practice 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%2Ffrappuccino2316%2Frust-algorithm-practice" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frappuccino2316/rust-algorithm-practice 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/frappuccino2316/rust-algorithm-practice
[INFO] finished tweaking git repo https://github.com/frappuccino2316/rust-algorithm-practice
[INFO] tweaked toml for git repo https://github.com/frappuccino2316/rust-algorithm-practice written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/frappuccino2316/rust-algorithm-practice 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ec4c6c755e9181833f9077d611a3de72c7deefc0483641f03fb9181a412d2be3
[INFO] running `Command { std: "docker" "start" "-a" "ec4c6c755e9181833f9077d611a3de72c7deefc0483641f03fb9181a412d2be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec4c6c755e9181833f9077d611a3de72c7deefc0483641f03fb9181a412d2be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4c6c755e9181833f9077d611a3de72c7deefc0483641f03fb9181a412d2be3", kill_on_drop: false }`
[INFO] [stdout] ec4c6c755e9181833f9077d611a3de72c7deefc0483641f03fb9181a412d2be3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 07242ef2e8abb0ca0743209f89953fdc7969c8f6ddf660954147e71e091b4ca7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "07242ef2e8abb0ca0743209f89953fdc7969c8f6ddf660954147e71e091b4ca7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking proconio v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]  Documenting pr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.44s
[INFO] running `Command { std: "docker" "inspect" "07242ef2e8abb0ca0743209f89953fdc7969c8f6ddf660954147e71e091b4ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07242ef2e8abb0ca0743209f89953fdc7969c8f6ddf660954147e71e091b4ca7", kill_on_drop: false }`
[INFO] [stdout] 07242ef2e8abb0ca0743209f89953fdc7969c8f6ddf660954147e71e091b4ca7