[INFO] cloning repository https://github.com/Ciantic/trayicon-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ciantic/trayicon-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCiantic%2Ftrayicon-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCiantic%2Ftrayicon-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76e23bf3b55567e8cdfd9a9cd3608cfecf72e760
[INFO] documenting Ciantic/trayicon-rs 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%2FCiantic%2Ftrayicon-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ciantic/trayicon-rs 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/Ciantic/trayicon-rs
[INFO] removed workspace from git repo https://github.com/Ciantic/trayicon-rs
[INFO] finished tweaking git repo https://github.com/Ciantic/trayicon-rs
[INFO] tweaked toml for git repo https://github.com/Ciantic/trayicon-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Ciantic/trayicon-rs 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] f9136dbec550d84b099038b47001b78002e0261475fab047afc8ba53ddbb2f06
[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" "f9136dbec550d84b099038b47001b78002e0261475fab047afc8ba53ddbb2f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9136dbec550d84b099038b47001b78002e0261475fab047afc8ba53ddbb2f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9136dbec550d84b099038b47001b78002e0261475fab047afc8ba53ddbb2f06", kill_on_drop: false }`
[INFO] [stdout] f9136dbec550d84b099038b47001b78002e0261475fab047afc8ba53ddbb2f06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 2301f28d23819aee641925b344d909be0c23b727da8b869cf217be625b36604f
[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" "2301f28d23819aee641925b344d909be0c23b727da8b869cf217be625b36604f", kill_on_drop: false }`
[INFO] [stderr]  Documenting trayicon v0.1.0-beta.18 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `crate::sys`
[INFO] [stdout]   --> src/lib.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub(crate) use crate::sys::{
[INFO] [stdout]    |                       ^^^ maybe a missing crate `sys`?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `trayicon`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name trayicon src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --cap-lints=warn --crate-version 0.1.0-beta.18` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "2301f28d23819aee641925b344d909be0c23b727da8b869cf217be625b36604f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2301f28d23819aee641925b344d909be0c23b727da8b869cf217be625b36604f", kill_on_drop: false }`
[INFO] [stdout] 2301f28d23819aee641925b344d909be0c23b727da8b869cf217be625b36604f