[INFO] cloning repository https://github.com/wspeirs/family_tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wspeirs/family_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Ffamily_tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Ffamily_tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f52d45136a12246b73cf4397a16d9c1d2a7efbcf
[INFO] documenting wspeirs/family_tree against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwspeirs%2Ffamily_tree" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wspeirs/family_tree 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 git repo https://github.com/wspeirs/family_tree
[INFO] finished tweaking git repo https://github.com/wspeirs/family_tree
[INFO] tweaked toml for git repo https://github.com/wspeirs/family_tree written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/wspeirs/family_tree 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] 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] [stdout] 5b16678d0c652ae98e1797c8d49c9f07b5de86ce3b8decbc8ddb77255c045175
[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" "5b16678d0c652ae98e1797c8d49c9f07b5de86ce3b8decbc8ddb77255c045175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b16678d0c652ae98e1797c8d49c9f07b5de86ce3b8decbc8ddb77255c045175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b16678d0c652ae98e1797c8d49c9f07b5de86ce3b8decbc8ddb77255c045175", kill_on_drop: false }`
[INFO] [stdout] 5b16678d0c652ae98e1797c8d49c9f07b5de86ce3b8decbc8ddb77255c045175
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 91c7a07f342132b27df505d1fef8b45ff6131d5b2d92ceeba2568b6dd98b1fc4
[INFO] running `Command { std: "docker" "start" "-a" "91c7a07f342132b27df505d1fef8b45ff6131d5b2d92ceeba2568b6dd98b1fc4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling serde v1.0.83
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking simple-logging v2.0.2
[INFO] [stderr]     Checking csv-core v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]     Checking csv v1.0.5
[INFO] [stderr]  Documenting family_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.41s
[INFO] running `Command { std: "docker" "inspect" "91c7a07f342132b27df505d1fef8b45ff6131d5b2d92ceeba2568b6dd98b1fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91c7a07f342132b27df505d1fef8b45ff6131d5b2d92ceeba2568b6dd98b1fc4", kill_on_drop: false }`
[INFO] [stdout] 91c7a07f342132b27df505d1fef8b45ff6131d5b2d92ceeba2568b6dd98b1fc4