[INFO] fetching crate serialxy 0.1.3...
[INFO] documenting serialxy-0.1.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate serialxy 0.1.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate serialxy 0.1.3 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 crates.io crate serialxy 0.1.3
[INFO] finished tweaking crates.io crate serialxy 0.1.3
[INFO] tweaked toml for crates.io crate serialxy 0.1.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate serialxy 0.1.3 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 8a2b99cc3b2d2e23304784f3f4c449c361753d5e89a10caa8fa10962d78f508f
[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" "8a2b99cc3b2d2e23304784f3f4c449c361753d5e89a10caa8fa10962d78f508f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a2b99cc3b2d2e23304784f3f4c449c361753d5e89a10caa8fa10962d78f508f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2b99cc3b2d2e23304784f3f4c449c361753d5e89a10caa8fa10962d78f508f", kill_on_drop: false }`
[INFO] [stdout] 8a2b99cc3b2d2e23304784f3f4c449c361753d5e89a10caa8fa10962d78f508f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 38c5f5bdcb6c617f61d688711ecf3af2b42553aff8a4ecad53e457476d2a53bc
[INFO] running `Command { std: "docker" "start" "-a" "38c5f5bdcb6c617f61d688711ecf3af2b42553aff8a4ecad53e457476d2a53bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking futures-io v0.3.19
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking nix v0.16.1
[INFO] [stderr]     Checking nix v0.22.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking serialport v4.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking mio-serial v5.0.1
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking futures-executor v0.3.19
[INFO] [stderr]     Checking futures v0.3.19
[INFO] [stderr]     Checking tokio-serial v5.4.1
[INFO] [stderr]  Documenting serialxy v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.82s
[INFO] running `Command { std: "docker" "inspect" "38c5f5bdcb6c617f61d688711ecf3af2b42553aff8a4ecad53e457476d2a53bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38c5f5bdcb6c617f61d688711ecf3af2b42553aff8a4ecad53e457476d2a53bc", kill_on_drop: false }`
[INFO] [stdout] 38c5f5bdcb6c617f61d688711ecf3af2b42553aff8a4ecad53e457476d2a53bc