[INFO] fetching crate nettle 7.2.0...
[INFO] documenting nettle-7.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate nettle 7.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate nettle 7.2.0 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 nettle 7.2.0
[INFO] finished tweaking crates.io crate nettle 7.2.0
[INFO] tweaked toml for crates.io crate nettle 7.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate nettle 7.2.0 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] f79786d00fef9cbaaaf1e9594c21d1f65d1a0bb7287fc02396583532578a3046
[INFO] running `Command { std: "docker" "start" "-a" "f79786d00fef9cbaaaf1e9594c21d1f65d1a0bb7287fc02396583532578a3046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f79786d00fef9cbaaaf1e9594c21d1f65d1a0bb7287fc02396583532578a3046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f79786d00fef9cbaaaf1e9594c21d1f65d1a0bb7287fc02396583532578a3046", kill_on_drop: false }`
[INFO] [stdout] f79786d00fef9cbaaaf1e9594c21d1f65d1a0bb7287fc02396583532578a3046
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] e5d5063042fdb5e860d5ba6c4c2f10cac272d85e9742c7e76e54ef85647a8393
[INFO] running `Command { std: "docker" "start" "-a" "e5d5063042fdb5e860d5ba6c4c2f10cac272d85e9742c7e76e54ef85647a8393", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling syn v1.0.93
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling clang-sys v1.3.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]    Compiling nettle-sys v2.1.0
[INFO] [stderr]  Documenting nettle v7.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "e5d5063042fdb5e860d5ba6c4c2f10cac272d85e9742c7e76e54ef85647a8393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d5063042fdb5e860d5ba6c4c2f10cac272d85e9742c7e76e54ef85647a8393", kill_on_drop: false }`
[INFO] [stdout] e5d5063042fdb5e860d5ba6c4c2f10cac272d85e9742c7e76e54ef85647a8393
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 300ca68daf2a0c76b2f1722fae274fe4aab34115fcc4a7e838e58d193b5c22d0
[INFO] running `Command { std: "docker" "start" "-a" "300ca68daf2a0c76b2f1722fae274fe4aab34115fcc4a7e838e58d193b5c22d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling syn v1.0.93
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v1.3.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]    Compiling nettle-sys v2.1.0
[INFO] [stderr]  Documenting nettle v7.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `Command { std: "docker" "inspect" "300ca68daf2a0c76b2f1722fae274fe4aab34115fcc4a7e838e58d193b5c22d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "300ca68daf2a0c76b2f1722fae274fe4aab34115fcc4a7e838e58d193b5c22d0", kill_on_drop: false }`
[INFO] [stdout] 300ca68daf2a0c76b2f1722fae274fe4aab34115fcc4a7e838e58d193b5c22d0