[INFO] cloning repository https://github.com/xeij/distributed_task_queue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xeij/distributed_task_queue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeij%2Fdistributed_task_queue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeij%2Fdistributed_task_queue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ad0058a882161e5e3a9b07c972956da99690ae6
[INFO] documenting xeij/distributed_task_queue against 1.99.0-beta.8 for beta-rustdoc-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxeij%2Fdistributed_task_queue" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/xeij/distributed_task_queue
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/xeij/distributed_task_queue
[INFO] tweaked toml for git repo https://github.com/xeij/distributed_task_queue written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xeij/distributed_task_queue on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/xeij/distributed_task_queue already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded redox_syscall v0.5.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7e3c6225e0940e0a9d7764988a1d3eeb7aed42d28080e1228f63d9403c2c6308
[INFO] running `Command { std: "docker" "start" "7e3c6225e0940e0a9d7764988a1d3eeb7aed42d28080e1228f63d9403c2c6308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e3c6225e0940e0a9d7764988a1d3eeb7aed42d28080e1228f63d9403c2c6308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7e3c6225e0940e0a9d7764988a1d3eeb7aed42d28080e1228f63d9403c2c6308" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e3c6225e0940e0a9d7764988a1d3eeb7aed42d28080e1228f63d9403c2c6308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7e3c6225e0940e0a9d7764988a1d3eeb7aed42d28080e1228f63d9403c2c6308" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]  Documenting distributed_task_queue v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.24.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/distributed_task_queue/index.html
[INFO] running `Command { std: "docker" "inspect" "7e3c6225e0940e0a9d7764988a1d3eeb7aed42d28080e1228f63d9403c2c6308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7e3c6225e0940e0a9d7764988a1d3eeb7aed42d28080e1228f63d9403c2c6308" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]  Documenting distributed_task_queue v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.24.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/distributed_task_queue/index.html
[INFO] running `Command { std: "docker" "inspect" "7e3c6225e0940e0a9d7764988a1d3eeb7aed42d28080e1228f63d9403c2c6308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e3c6225e0940e0a9d7764988a1d3eeb7aed42d28080e1228f63d9403c2c6308", kill_on_drop: false }`
[INFO] [stdout] 7e3c6225e0940e0a9d7764988a1d3eeb7aed42d28080e1228f63d9403c2c6308