[INFO] fetching crate dkim 0.1.1...
[INFO] documenting dkim-0.1.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate dkim 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate dkim 0.1.1 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dkim 0.1.1
[INFO] finished tweaking crates.io crate dkim 0.1.1
[INFO] tweaked toml for crates.io crate dkim 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a22795ea3abf591bc76c9d6727a62fc9cabcb0093cfe99cbf18784db801a718
[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" "3a22795ea3abf591bc76c9d6727a62fc9cabcb0093cfe99cbf18784db801a718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a22795ea3abf591bc76c9d6727a62fc9cabcb0093cfe99cbf18784db801a718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a22795ea3abf591bc76c9d6727a62fc9cabcb0093cfe99cbf18784db801a718", kill_on_drop: false }`
[INFO] [stdout] 3a22795ea3abf591bc76c9d6727a62fc9cabcb0093cfe99cbf18784db801a718
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd454db95255760c7a9931f02e702fd8a2e48cd7785de9df5411252143e8dfb4
[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" "bd454db95255760c7a9931f02e702fd8a2e48cd7785de9df5411252143e8dfb4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking string-tools v0.1.0
[INFO] [stderr]     Checking quoted_printable v0.4.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-bigint-dig v0.6.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking nom v5.1.2
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking pem v0.8.1
[INFO] [stderr]     Checking prettydiff v0.3.1
[INFO] [stderr]     Checking simple_asn1 v0.4.1
[INFO] [stderr]     Checking email-parser v0.1.3
[INFO] [stderr]     Checking rsa v0.3.0
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking trust-dns-resolver v0.19.5
[INFO] [stderr]  Documenting dkim v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.71s
[INFO] running `Command { std: "docker" "inspect" "bd454db95255760c7a9931f02e702fd8a2e48cd7785de9df5411252143e8dfb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd454db95255760c7a9931f02e702fd8a2e48cd7785de9df5411252143e8dfb4", kill_on_drop: false }`
[INFO] [stdout] bd454db95255760c7a9931f02e702fd8a2e48cd7785de9df5411252143e8dfb4