[INFO] cloning repository https://github.com/trevyn/mailin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/trevyn/mailin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevyn%2Fmailin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevyn%2Fmailin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 368bfe2b97b94ca19b9234d05ba0030cfacc6b3f
[INFO] documenting trevyn/mailin against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevyn%2Fmailin" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/trevyn/mailin 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 git repo https://github.com/trevyn/mailin
[INFO] finished tweaking git repo https://github.com/trevyn/mailin
[INFO] tweaked toml for git repo https://github.com/trevyn/mailin written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/trevyn/mailin 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 6d324f60a7fda2ce815c5d0c42220d88783997cc2d383366f521ff36d1b4b9d6
[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" "6d324f60a7fda2ce815c5d0c42220d88783997cc2d383366f521ff36d1b4b9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d324f60a7fda2ce815c5d0c42220d88783997cc2d383366f521ff36d1b4b9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d324f60a7fda2ce815c5d0c42220d88783997cc2d383366f521ff36d1b4b9d6", kill_on_drop: false }`
[INFO] [stdout] 6d324f60a7fda2ce815c5d0c42220d88783997cc2d383366f521ff36d1b4b9d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 0b606b38a53d6dc21a19128917f6dc20ed0ddb435663e56fda542f726b369660
[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" "0b606b38a53d6dc21a19128917f6dc20ed0ddb435663e56fda542f726b369660", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling debugtrace v0.1.0
[INFO] [stderr]     Checking either v0.1.7
[INFO] [stderr]     Checking ternop v1.0.1
[INFO] [stderr]     Checking unic-idna-punycode v0.9.0
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking display_bytes v0.2.1
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking rustls-pemfile v0.3.0
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]     Checking anyhow v1.0.53
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking backtrace v0.1.8
[INFO] [stderr]     Checking blocking v1.1.0
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking signal-hook v0.3.13
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking async-fs v1.5.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking chomp v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking async-net v1.6.1
[INFO] [stderr]     Checking async-process v1.3.0
[INFO] [stderr]     Checking mailin v0.6.0 (/opt/rustwide/workdir/mailin)
[INFO] [stderr]     Checking mime-event v0.1.0 (/opt/rustwide/workdir/mime-event)
[INFO] [stderr]  Documenting mailin v0.6.0 (/opt/rustwide/workdir/mailin)
[INFO] [stderr]  Documenting mime-event v0.1.0 (/opt/rustwide/workdir/mime-event)
[INFO] [stderr]     Checking smol v1.2.5
[INFO] [stderr]     Checking simplelog v0.11.2
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking statsd v0.15.0
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking rustls v0.20.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking mailin-embedded v0.7.0 (/opt/rustwide/workdir/mailin-embedded)
[INFO] [stderr]  Documenting mailin-embedded v0.7.0 (/opt/rustwide/workdir/mailin-embedded)
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling maybe-async v0.2.6
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking dnssector v0.2.11
[INFO] [stderr]     Checking dnsclientx v0.4.0
[INFO] [stderr]     Checking mxdns v0.4.0 (/opt/rustwide/workdir/mxdns)
[INFO] [stderr]  Documenting mxdns v0.4.0 (/opt/rustwide/workdir/mxdns)
[INFO] [stderr]  Documenting mailin-server v0.1.0 (/opt/rustwide/workdir/mailin-server)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "0b606b38a53d6dc21a19128917f6dc20ed0ddb435663e56fda542f726b369660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b606b38a53d6dc21a19128917f6dc20ed0ddb435663e56fda542f726b369660", kill_on_drop: false }`
[INFO] [stdout] 0b606b38a53d6dc21a19128917f6dc20ed0ddb435663e56fda542f726b369660
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] bb5f923e11c89a063686075968a02464cf0f1f47a5a1f08e1ca6f61b8e679231
[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" "bb5f923e11c89a063686075968a02464cf0f1f47a5a1f08e1ca6f61b8e679231", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "bb5f923e11c89a063686075968a02464cf0f1f47a5a1f08e1ca6f61b8e679231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb5f923e11c89a063686075968a02464cf0f1f47a5a1f08e1ca6f61b8e679231", kill_on_drop: false }`
[INFO] [stdout] bb5f923e11c89a063686075968a02464cf0f1f47a5a1f08e1ca6f61b8e679231