[INFO] fetching crate cargo-node 0.1.0...
[INFO] documenting cargo-node-0.1.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate cargo-node 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cargo-node 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-node 0.1.0
[INFO] finished tweaking crates.io crate cargo-node 0.1.0
[INFO] tweaked toml for crates.io crate cargo-node 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate cargo-node 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.47.0" "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] b32427ec93f09250c88099435502e118b39f2ede3e62394588125726d4e5f24f
[INFO] running `Command { std: "docker" "start" "-a" "b32427ec93f09250c88099435502e118b39f2ede3e62394588125726d4e5f24f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b32427ec93f09250c88099435502e118b39f2ede3e62394588125726d4e5f24f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b32427ec93f09250c88099435502e118b39f2ede3e62394588125726d4e5f24f", kill_on_drop: false }`
[INFO] [stdout] b32427ec93f09250c88099435502e118b39f2ede3e62394588125726d4e5f24f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce05c65b46a6826a916e07bde73f1a0f450e41fd1401aabc0c04be3580a4f230
[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" "ce05c65b46a6826a916e07bde73f1a0f450e41fd1401aabc0c04be3580a4f230", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking sigma v0.1.1
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]  Documenting cargo-node v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.81s
[INFO] running `Command { std: "docker" "inspect" "ce05c65b46a6826a916e07bde73f1a0f450e41fd1401aabc0c04be3580a4f230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce05c65b46a6826a916e07bde73f1a0f450e41fd1401aabc0c04be3580a4f230", kill_on_drop: false }`
[INFO] [stdout] ce05c65b46a6826a916e07bde73f1a0f450e41fd1401aabc0c04be3580a4f230
