[INFO] fetching crate serum-borsh-derive-internal 0.7.2+serum.1...
[INFO] documenting serum-borsh-derive-internal-0.7.2+serum.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate serum-borsh-derive-internal 0.7.2+serum.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate serum-borsh-derive-internal 0.7.2+serum.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 serum-borsh-derive-internal 0.7.2+serum.1
[INFO] finished tweaking crates.io crate serum-borsh-derive-internal 0.7.2+serum.1
[INFO] tweaked toml for crates.io crate serum-borsh-derive-internal 0.7.2+serum.1 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 5f455dfaef29e0d6b9b333964dc6b1d14d525d03a6dadd8feab793d404d5ed7f
[INFO] running `Command { std: "docker" "start" "-a" "5f455dfaef29e0d6b9b333964dc6b1d14d525d03a6dadd8feab793d404d5ed7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f455dfaef29e0d6b9b333964dc6b1d14d525d03a6dadd8feab793d404d5ed7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f455dfaef29e0d6b9b333964dc6b1d14d525d03a6dadd8feab793d404d5ed7f", kill_on_drop: false }`
[INFO] [stdout] 5f455dfaef29e0d6b9b333964dc6b1d14d525d03a6dadd8feab793d404d5ed7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] ae687ec222894a7a0447e0462bc0a45b2bdc56355a765a2d8f7cfaa86e0327ca
[INFO] running `Command { std: "docker" "start" "-a" "ae687ec222894a7a0447e0462bc0a45b2bdc56355a765a2d8f7cfaa86e0327ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]     Checking unicode-xid v0.2.3
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting serum-borsh-derive-internal v0.7.2+serum.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.96s
[INFO] running `Command { std: "docker" "inspect" "ae687ec222894a7a0447e0462bc0a45b2bdc56355a765a2d8f7cfaa86e0327ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae687ec222894a7a0447e0462bc0a45b2bdc56355a765a2d8f7cfaa86e0327ca", kill_on_drop: false }`
[INFO] [stdout] ae687ec222894a7a0447e0462bc0a45b2bdc56355a765a2d8f7cfaa86e0327ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] df2622cb53201dd7557b0af15b2cf7fdc4e0baa25116513e1e1dfc80e5acf259
[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" "df2622cb53201dd7557b0af15b2cf7fdc4e0baa25116513e1e1dfc80e5acf259", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]     Checking unicode-xid v0.2.3
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting serum-borsh-derive-internal v0.7.2+serum.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.88s
[INFO] running `Command { std: "docker" "inspect" "df2622cb53201dd7557b0af15b2cf7fdc4e0baa25116513e1e1dfc80e5acf259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df2622cb53201dd7557b0af15b2cf7fdc4e0baa25116513e1e1dfc80e5acf259", kill_on_drop: false }`
[INFO] [stdout] df2622cb53201dd7557b0af15b2cf7fdc4e0baa25116513e1e1dfc80e5acf259