[INFO] cloning repository https://github.com/chrisrhayden/spellhold
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chrisrhayden/spellhold" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrisrhayden%2Fspellhold", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrisrhayden%2Fspellhold'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3216fc9cc3e06d34cd82d786d00797fbaf7e7be1
[INFO] documenting chrisrhayden/spellhold 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%2Fchrisrhayden%2Fspellhold" "/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/chrisrhayden/spellhold 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/chrisrhayden/spellhold
[INFO] finished tweaking git repo https://github.com/chrisrhayden/spellhold
[INFO] tweaked toml for git repo https://github.com/chrisrhayden/spellhold written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/chrisrhayden/spellhold 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]  Downloading crates ...
[INFO] [stderr]   Downloaded tui v0.3.0
[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" "+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] c050ba19f8c41e00ca3cf92caf47639a01de1c3abe8f3444303117d5f1df83c2
[INFO] running `Command { std: "docker" "start" "-a" "c050ba19f8c41e00ca3cf92caf47639a01de1c3abe8f3444303117d5f1df83c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c050ba19f8c41e00ca3cf92caf47639a01de1c3abe8f3444303117d5f1df83c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c050ba19f8c41e00ca3cf92caf47639a01de1c3abe8f3444303117d5f1df83c2", kill_on_drop: false }`
[INFO] [stdout] c050ba19f8c41e00ca3cf92caf47639a01de1c3abe8f3444303117d5f1df83c2
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63f927f446448f954c0c77eb65b7d1cc8a2c40f5c0f74742560d8c3d7face999
[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" "63f927f446448f954c0c77eb65b7d1cc8a2c40f5c0f74742560d8c3d7face999", 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] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking rand v0.6.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking tui v0.3.0
[INFO] [stderr]     Checking spellhold v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting spellhold v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/daemon/unix_socket_handler.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::sync::{self, Arc, Mutex};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input_handle`
[INFO] [stdout]   --> src/events/event.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     input_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tick_handle`
[INFO] [stdout]   --> src/events/event.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     tick_handle: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.05s
[INFO] running `Command { std: "docker" "inspect" "63f927f446448f954c0c77eb65b7d1cc8a2c40f5c0f74742560d8c3d7face999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63f927f446448f954c0c77eb65b7d1cc8a2c40f5c0f74742560d8c3d7face999", kill_on_drop: false }`
[INFO] [stdout] 63f927f446448f954c0c77eb65b7d1cc8a2c40f5c0f74742560d8c3d7face999