[INFO] cloning repository https://github.com/HopedWall/rs-cactusgraph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HopedWall/rs-cactusgraph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHopedWall%2Frs-cactusgraph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHopedWall%2Frs-cactusgraph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 26d211428a201ecbb24678357fe2c3f0fb9eb9b3
[INFO] documenting HopedWall/rs-cactusgraph against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHopedWall%2Frs-cactusgraph" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HopedWall/rs-cactusgraph on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HopedWall/rs-cactusgraph
[INFO] finished tweaking git repo https://github.com/HopedWall/rs-cactusgraph
[INFO] tweaked toml for git repo https://github.com/HopedWall/rs-cactusgraph written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/HopedWall/rs-cactusgraph already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/chfi/rs-3-edge`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.4.9
[INFO] [stderr]   Downloaded handlegraph v0.2.0
[INFO] [stderr]   Downloaded petgraph v0.5.1
[INFO] [stderr]   Downloaded structopt v0.3.16
[INFO] [stderr]   Downloaded gfa v0.2.3
[INFO] [stderr]   Downloaded gfa v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-08-29" "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] c83f7356c11a81694dacd3132d8ad35cae1fe4a094e76613b6c6adc40e61282f
[INFO] running `Command { std: "docker" "start" "-a" "c83f7356c11a81694dacd3132d8ad35cae1fe4a094e76613b6c6adc40e61282f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c83f7356c11a81694dacd3132d8ad35cae1fe4a094e76613b6c6adc40e61282f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c83f7356c11a81694dacd3132d8ad35cae1fe4a094e76613b6c6adc40e61282f", kill_on_drop: false }`
[INFO] [stdout] c83f7356c11a81694dacd3132d8ad35cae1fe4a094e76613b6c6adc40e61282f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11c79243f0d6cd1c620d4fd502541d1ef1344d17db5492c5a82622c51e6d59e0
[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" "11c79243f0d6cd1c620d4fd502541d1ef1344d17db5492c5a82622c51e6d59e0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking gfa v0.5.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking gfa v0.2.3
[INFO] [stderr]     Checking handlegraph v0.2.0
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]     Checking three-edge-connected v0.1.0 (https://github.com/chfi/rs-3-edge#d2b6e5a4)
[INFO] [stderr]  Documenting rs-cactusgraph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.67s
[INFO] running `Command { std: "docker" "inspect" "11c79243f0d6cd1c620d4fd502541d1ef1344d17db5492c5a82622c51e6d59e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11c79243f0d6cd1c620d4fd502541d1ef1344d17db5492c5a82622c51e6d59e0", kill_on_drop: false }`
[INFO] [stdout] 11c79243f0d6cd1c620d4fd502541d1ef1344d17db5492c5a82622c51e6d59e0