[INFO] fetching crate impersonate 0.0.3...
[INFO] documenting impersonate-0.0.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate impersonate 0.0.3 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate impersonate 0.0.3 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 impersonate 0.0.3
[INFO] finished tweaking crates.io crate impersonate 0.0.3
[INFO] tweaked toml for crates.io crate impersonate 0.0.3 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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83afa0bd4dd139ea4052cd870f6410fe5e5689845d9839dfda7e0b5517d50d30
[INFO] running `Command { std: "docker" "start" "-a" "83afa0bd4dd139ea4052cd870f6410fe5e5689845d9839dfda7e0b5517d50d30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83afa0bd4dd139ea4052cd870f6410fe5e5689845d9839dfda7e0b5517d50d30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83afa0bd4dd139ea4052cd870f6410fe5e5689845d9839dfda7e0b5517d50d30", kill_on_drop: false }`
[INFO] [stdout] 83afa0bd4dd139ea4052cd870f6410fe5e5689845d9839dfda7e0b5517d50d30
[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] 5f1245130690359b18e04e6de883d15a0b0617f44b9204782ee090478b79ee18
[INFO] running `Command { std: "docker" "start" "-a" "5f1245130690359b18e04e6de883d15a0b0617f44b9204782ee090478b79ee18", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling nix v0.12.1
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling impersonate v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]  Documenting impersonate v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.09s
[INFO] running `Command { std: "docker" "inspect" "5f1245130690359b18e04e6de883d15a0b0617f44b9204782ee090478b79ee18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f1245130690359b18e04e6de883d15a0b0617f44b9204782ee090478b79ee18", kill_on_drop: false }`
[INFO] [stdout] 5f1245130690359b18e04e6de883d15a0b0617f44b9204782ee090478b79ee18
[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] be6910d54ca984c98ce0b65d18324ac8d60d97d18c2677acd16618129037968a
[INFO] running `Command { std: "docker" "start" "-a" "be6910d54ca984c98ce0b65d18324ac8d60d97d18c2677acd16618129037968a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling nix v0.12.1
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling impersonate v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]  Documenting impersonate v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.30s
[INFO] running `Command { std: "docker" "inspect" "be6910d54ca984c98ce0b65d18324ac8d60d97d18c2677acd16618129037968a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be6910d54ca984c98ce0b65d18324ac8d60d97d18c2677acd16618129037968a", kill_on_drop: false }`
[INFO] [stdout] be6910d54ca984c98ce0b65d18324ac8d60d97d18c2677acd16618129037968a