[INFO] fetching crate my 0.0.20...
[INFO] documenting my-0.0.20 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate my 0.0.20 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate my 0.0.20 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 my 0.0.20
[INFO] finished tweaking crates.io crate my 0.0.20
[INFO] tweaked toml for crates.io crate my 0.0.20 written to /workspace/builds/worker-13/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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 64630e137d43d0db041afedbd936a2727e4965877d38a583404f5bb9c1095a85
[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" "64630e137d43d0db041afedbd936a2727e4965877d38a583404f5bb9c1095a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64630e137d43d0db041afedbd936a2727e4965877d38a583404f5bb9c1095a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64630e137d43d0db041afedbd936a2727e4965877d38a583404f5bb9c1095a85", kill_on_drop: false }`
[INFO] [stdout] 64630e137d43d0db041afedbd936a2727e4965877d38a583404f5bb9c1095a85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] abd2b43895da9671178f68563ab74363f5f96ded2f206f37fd8d29b72820d9e3
[INFO] running `Command { std: "docker" "start" "-a" "abd2b43895da9671178f68563ab74363f5f96ded2f206f37fd8d29b72820d9e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]  Documenting my v0.0.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.72s
[INFO] running `Command { std: "docker" "inspect" "abd2b43895da9671178f68563ab74363f5f96ded2f206f37fd8d29b72820d9e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abd2b43895da9671178f68563ab74363f5f96ded2f206f37fd8d29b72820d9e3", kill_on_drop: false }`
[INFO] [stdout] abd2b43895da9671178f68563ab74363f5f96ded2f206f37fd8d29b72820d9e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] ae0c2979402ddbe3b54c195b7e7dce8104204d28fea73c0f7fa3da4fc4f61a6f
[INFO] running `Command { std: "docker" "start" "-a" "ae0c2979402ddbe3b54c195b7e7dce8104204d28fea73c0f7fa3da4fc4f61a6f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]  Documenting my v0.0.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.66s
[INFO] running `Command { std: "docker" "inspect" "ae0c2979402ddbe3b54c195b7e7dce8104204d28fea73c0f7fa3da4fc4f61a6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0c2979402ddbe3b54c195b7e7dce8104204d28fea73c0f7fa3da4fc4f61a6f", kill_on_drop: false }`
[INFO] [stdout] ae0c2979402ddbe3b54c195b7e7dce8104204d28fea73c0f7fa3da4fc4f61a6f