[INFO] fetching crate dir-lock 0.2.1...
[INFO] documenting dir-lock-0.2.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate dir-lock 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dir-lock 0.2.1 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 dir-lock 0.2.1
[INFO] finished tweaking crates.io crate dir-lock 0.2.1
[INFO] tweaked toml for crates.io crate dir-lock 0.2.1 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1ee11678feffce31d1bbd500c4de243312ed4ed9e0d3dcd44a5416adc91e5e43
[INFO] running `Command { std: "docker" "start" "-a" "1ee11678feffce31d1bbd500c4de243312ed4ed9e0d3dcd44a5416adc91e5e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ee11678feffce31d1bbd500c4de243312ed4ed9e0d3dcd44a5416adc91e5e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ee11678feffce31d1bbd500c4de243312ed4ed9e0d3dcd44a5416adc91e5e43", kill_on_drop: false }`
[INFO] [stdout] 1ee11678feffce31d1bbd500c4de243312ed4ed9e0d3dcd44a5416adc91e5e43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 7cba7beaf1cec9ccf6157683aa1fdd84034b2718c5eaf950621c77aef2bf6c58
[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" "7cba7beaf1cec9ccf6157683aa1fdd84034b2718c5eaf950621c77aef2bf6c58", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling heim-common v0.0.10
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling heim-host v0.0.10
[INFO] [stderr]     Checking macaddr v1.0.1
[INFO] [stderr]     Checking platforms v0.2.1
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking uom v0.27.0
[INFO] [stderr]     Checking polling v0.1.7
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking async-io v0.1.11
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking async-std v1.6.3
[INFO] [stderr]     Checking heim-runtime v0.0.6
[INFO] [stderr]     Checking heim-net v0.0.10
[INFO] [stderr]     Checking heim-cpu v0.0.10
[INFO] [stderr]     Checking heim-memory v0.0.10
[INFO] [stderr]     Checking heim-disk v0.0.10
[INFO] [stderr]     Checking heim-sensors v0.0.5
[INFO] [stderr]     Checking heim-virt v0.0.10
[INFO] [stderr]     Checking heim-process v0.0.10
[INFO] [stderr]     Checking heim v0.0.10
[INFO] [stderr]  Documenting dir-lock v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "7cba7beaf1cec9ccf6157683aa1fdd84034b2718c5eaf950621c77aef2bf6c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cba7beaf1cec9ccf6157683aa1fdd84034b2718c5eaf950621c77aef2bf6c58", kill_on_drop: false }`
[INFO] [stdout] 7cba7beaf1cec9ccf6157683aa1fdd84034b2718c5eaf950621c77aef2bf6c58