[INFO] fetching crate nakamoto-p2p 0.2.1...
[INFO] documenting nakamoto-p2p-0.2.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate nakamoto-p2p 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate nakamoto-p2p 0.2.1 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 nakamoto-p2p 0.2.1
[INFO] finished tweaking crates.io crate nakamoto-p2p 0.2.1
[INFO] tweaked toml for crates.io crate nakamoto-p2p 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0b47dd45f89f4bf2316390a8061e8e58e9d7738096dbab28268bc4f75686bf07
[INFO] running `Command { std: "docker" "start" "-a" "0b47dd45f89f4bf2316390a8061e8e58e9d7738096dbab28268bc4f75686bf07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b47dd45f89f4bf2316390a8061e8e58e9d7738096dbab28268bc4f75686bf07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b47dd45f89f4bf2316390a8061e8e58e9d7738096dbab28268bc4f75686bf07", kill_on_drop: false }`
[INFO] [stdout] 0b47dd45f89f4bf2316390a8061e8e58e9d7738096dbab28268bc4f75686bf07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8b962e2abda6d0d35fecf27c6f009e471e0e6e721e8d9ea65a83cc350c6af0ff
[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" "8b962e2abda6d0d35fecf27c6f009e471e0e6e721e8d9ea65a83cc350c6af0ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking bitcoin_hashes v0.9.7
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]     Checking nonempty v0.5.0
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking log v0.4.17
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling secp256k1-sys v0.3.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking secp256k1 v0.19.0
[INFO] [stderr]     Checking bitcoin v0.25.2
[INFO] [stderr]    Compiling microserde-derive v0.1.13
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking microserde v0.1.13
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking nakamoto-common v0.2.0
[INFO] [stderr]  Documenting nakamoto-p2p v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.90s
[INFO] running `Command { std: "docker" "inspect" "8b962e2abda6d0d35fecf27c6f009e471e0e6e721e8d9ea65a83cc350c6af0ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b962e2abda6d0d35fecf27c6f009e471e0e6e721e8d9ea65a83cc350c6af0ff", kill_on_drop: false }`
[INFO] [stdout] 8b962e2abda6d0d35fecf27c6f009e471e0e6e721e8d9ea65a83cc350c6af0ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 936f356f050610716bfe5382557838130d6b4b34b4f93102a09f1b3b87a9b6a5
[INFO] running `Command { std: "docker" "start" "-a" "936f356f050610716bfe5382557838130d6b4b34b4f93102a09f1b3b87a9b6a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking bitcoin_hashes v0.9.7
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking nonempty v0.5.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling secp256k1-sys v0.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking secp256k1 v0.19.0
[INFO] [stderr]     Checking bitcoin v0.25.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling microserde-derive v0.1.13
[INFO] [stderr]     Checking microserde v0.1.13
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking nakamoto-common v0.2.0
[INFO] [stderr]  Documenting nakamoto-p2p v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.67s
[INFO] running `Command { std: "docker" "inspect" "936f356f050610716bfe5382557838130d6b4b34b4f93102a09f1b3b87a9b6a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "936f356f050610716bfe5382557838130d6b4b34b4f93102a09f1b3b87a9b6a5", kill_on_drop: false }`
[INFO] [stdout] 936f356f050610716bfe5382557838130d6b4b34b4f93102a09f1b3b87a9b6a5