[INFO] cloning repository https://github.com/drahnr/sugar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drahnr/sugar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrahnr%2Fsugar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrahnr%2Fsugar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ee689c90907be0f7918be37248428f244d60e80
[INFO] documenting drahnr/sugar against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrahnr%2Fsugar" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/drahnr/sugar on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/drahnr/sugar
[INFO] finished tweaking git repo https://github.com/drahnr/sugar
[INFO] tweaked toml for git repo https://github.com/drahnr/sugar written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/drahnr/sugar already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77b050a7fcf2dc0abcc74311672abe969d60e5c7745ca448ea85304d159956e3
[INFO] running `Command { std: "docker" "start" "-a" "77b050a7fcf2dc0abcc74311672abe969d60e5c7745ca448ea85304d159956e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77b050a7fcf2dc0abcc74311672abe969d60e5c7745ca448ea85304d159956e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77b050a7fcf2dc0abcc74311672abe969d60e5c7745ca448ea85304d159956e3", kill_on_drop: false }`
[INFO] [stdout] 77b050a7fcf2dc0abcc74311672abe969d60e5c7745ca448ea85304d159956e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db179704b9cc96b61956b0568f8b1f271feaf03e394b51ce730a1b1ce4bd0447
[INFO] running `Command { std: "docker" "start" "-a" "db179704b9cc96b61956b0568f8b1f271feaf03e394b51ce730a1b1ce4bd0447", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]     Checking futures v0.1.17
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking backtrace v0.3.4
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]  Documenting sugar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `tokio_core`
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate tokio_core;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `tokio_io`
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | extern crate tokio_io;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0726]: implicit elided lifetime not allowed here
[INFO] [stdout]   --> src/main.rs:92:6
[INFO] [stdout]    |
[INFO] [stdout] 92 | impl Swarm {
[INFO] [stdout]    |      ^^^^^ expected lifetime parameter
[INFO] [stdout]    |
[INFO] [stdout]    = note: assuming a `'static` lifetime...
[INFO] [stdout] help: indicate the anonymous lifetime
[INFO] [stdout]    |
[INFO] [stdout] 92 | impl Swarm<'_> {
[INFO] [stdout]    |           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0726.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `sugar`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name sugar src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=db76a0a65a74fca1 -L dependency=/opt/rustwide/target/debug/deps --extern error_chain=/opt/rustwide/target/debug/deps/liberror_chain-34d635ddca20efb2.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-474cfd94f982f431.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "db179704b9cc96b61956b0568f8b1f271feaf03e394b51ce730a1b1ce4bd0447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db179704b9cc96b61956b0568f8b1f271feaf03e394b51ce730a1b1ce4bd0447", kill_on_drop: false }`
[INFO] [stdout] db179704b9cc96b61956b0568f8b1f271feaf03e394b51ce730a1b1ce4bd0447