[INFO] fetching crate trust-dns-resolver 0.20.0-alpha.1...
[INFO] documenting trust-dns-resolver-0.20.0-alpha.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate trust-dns-resolver 0.20.0-alpha.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate trust-dns-resolver 0.20.0-alpha.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 trust-dns-resolver 0.20.0-alpha.1
[INFO] finished tweaking crates.io crate trust-dns-resolver 0.20.0-alpha.1
[INFO] tweaked toml for crates.io crate trust-dns-resolver 0.20.0-alpha.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate trust-dns-resolver 0.20.0-alpha.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 9f24250f5e1ae877db506dd5b7395dec23fd54466612672fc104e0a8c75554b0
[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" "9f24250f5e1ae877db506dd5b7395dec23fd54466612672fc104e0a8c75554b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f24250f5e1ae877db506dd5b7395dec23fd54466612672fc104e0a8c75554b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f24250f5e1ae877db506dd5b7395dec23fd54466612672fc104e0a8c75554b0", kill_on_drop: false }`
[INFO] [stdout] 9f24250f5e1ae877db506dd5b7395dec23fd54466612672fc104e0a8c75554b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8c443fc2f1bd21fecf6703d64c445899dfd1e3c112156da5881b37e95775fb85
[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" "8c443fc2f1bd21fecf6703d64c445899dfd1e3c112156da5881b37e95775fb85", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling async-trait v0.1.37
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking trust-dns-proto v0.20.0-alpha.1
[INFO] [stderr]  Documenting trust-dns-resolver v0.20.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.12s
[INFO] running `Command { std: "docker" "inspect" "8c443fc2f1bd21fecf6703d64c445899dfd1e3c112156da5881b37e95775fb85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c443fc2f1bd21fecf6703d64c445899dfd1e3c112156da5881b37e95775fb85", kill_on_drop: false }`
[INFO] [stdout] 8c443fc2f1bd21fecf6703d64c445899dfd1e3c112156da5881b37e95775fb85