[INFO] cloning repository https://github.com/karaketir16/udp-hole-punching-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/karaketir16/udp-hole-punching-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaraketir16%2Fudp-hole-punching-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaraketir16%2Fudp-hole-punching-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 763d51dc84f6cd9269bc2cdd91b36242a56d673b
[INFO] documenting karaketir16/udp-hole-punching-rust 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%2Fkaraketir16%2Fudp-hole-punching-rust" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/karaketir16/udp-hole-punching-rust 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/karaketir16/udp-hole-punching-rust
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/karaketir16/udp-hole-punching-rust
[INFO] tweaked toml for git repo https://github.com/karaketir16/udp-hole-punching-rust written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/karaketir16/udp-hole-punching-rust 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 1eee7c1d3c622cb3cc7cc96edd9d90bfce608e3c0f56e0a6b2cf54806999a5b9
[INFO] running `Command { std: "docker" "start" "-a" "1eee7c1d3c622cb3cc7cc96edd9d90bfce608e3c0f56e0a6b2cf54806999a5b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eee7c1d3c622cb3cc7cc96edd9d90bfce608e3c0f56e0a6b2cf54806999a5b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eee7c1d3c622cb3cc7cc96edd9d90bfce608e3c0f56e0a6b2cf54806999a5b9", kill_on_drop: false }`
[INFO] [stdout] 1eee7c1d3c622cb3cc7cc96edd9d90bfce608e3c0f56e0a6b2cf54806999a5b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 874b31c7a8a91739e31b32f9f117e3fc7348b6630b87c15a86f39b92dae7650a
[INFO] running `Command { std: "docker" "start" "-a" "874b31c7a8a91739e31b32f9f117e3fc7348b6630b87c15a86f39b92dae7650a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]     Checking futures-io v0.3.6
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking sharded-slab v0.0.9
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking mio v0.7.3
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling tokio-macros v0.3.0
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking tokio v0.3.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.13
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking tokio-util v0.4.0
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]  Documenting udp_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "874b31c7a8a91739e31b32f9f117e3fc7348b6630b87c15a86f39b92dae7650a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874b31c7a8a91739e31b32f9f117e3fc7348b6630b87c15a86f39b92dae7650a", kill_on_drop: false }`
[INFO] [stdout] 874b31c7a8a91739e31b32f9f117e3fc7348b6630b87c15a86f39b92dae7650a