[INFO] cloning repository https://github.com/dialogbox/rust-working-samples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dialogbox/rust-working-samples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdialogbox%2Frust-working-samples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdialogbox%2Frust-working-samples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a95136d92277a7601147e25f9d76dd728dc0906
[INFO] documenting dialogbox/rust-working-samples against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdialogbox%2Frust-working-samples" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dialogbox/rust-working-samples on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dialogbox/rust-working-samples
[INFO] finished tweaking git repo https://github.com/dialogbox/rust-working-samples
[INFO] tweaked toml for git repo https://github.com/dialogbox/rust-working-samples written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/dialogbox/rust-working-samples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-reactor v0.1.5
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51c0f25c79787769db61373268b73b085d45f48d2f6480af1700872ab1ca5574
[INFO] running `Command { std: "docker" "start" "-a" "51c0f25c79787769db61373268b73b085d45f48d2f6480af1700872ab1ca5574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51c0f25c79787769db61373268b73b085d45f48d2f6480af1700872ab1ca5574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51c0f25c79787769db61373268b73b085d45f48d2f6480af1700872ab1ca5574", kill_on_drop: false }`
[INFO] [stdout] 51c0f25c79787769db61373268b73b085d45f48d2f6480af1700872ab1ca5574
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 730a620252b5544f06b1acee6c4515f9bc7bbb320dfbe15c6a1d6a3a5e0ba504
[INFO] running `Command { std: "docker" "start" "-a" "730a620252b5544f06b1acee6c4515f9bc7bbb320dfbe15c6a1d6a3a5e0ba504", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking futures v0.1.24
[INFO] [stderr]    Compiling version_check v0.1.4
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[INFO] [stderr]    Compiling pkg-config v0.3.14
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[INFO] [stderr]     Checking itoa v0.4.2
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[INFO] [stderr]    Compiling serde v1.0.76
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[INFO] [stderr]     Checking hyper-tls v0.3.0
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]  Documenting working-samples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.13s
[INFO] running `Command { std: "docker" "inspect" "730a620252b5544f06b1acee6c4515f9bc7bbb320dfbe15c6a1d6a3a5e0ba504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "730a620252b5544f06b1acee6c4515f9bc7bbb320dfbe15c6a1d6a3a5e0ba504", kill_on_drop: false }`
[INFO] [stdout] 730a620252b5544f06b1acee6c4515f9bc7bbb320dfbe15c6a1d6a3a5e0ba504
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 7f1e82c282fa0b5e77c6c849e45671604dd32f2c9df22670f307bd8ceae88913
[INFO] running `Command { std: "docker" "start" "-a" "7f1e82c282fa0b5e77c6c849e45671604dd32f2c9df22670f307bd8ceae88913", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking futures v0.1.24
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking rand_core v0.2.1
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
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[INFO] [stderr]     Checking stable_deref_trait v1.1.1
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[INFO] [stderr]    Compiling pkg-config v0.3.14
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[INFO] [stderr]    Compiling unicode-xid v0.1.0
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[INFO] [stderr]    Compiling openssl v0.10.11
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[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking indexmap v1.0.1
[INFO] [stderr]    Compiling native-tls v0.2.1
[INFO] [stderr]    Compiling serde v1.0.76
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[INFO] [stderr]     Checking tokio-current-thread v0.1.1
[INFO] [stderr]    Compiling syn v0.14.9
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[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]  Documenting working-samples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.65s
[INFO] running `Command { std: "docker" "inspect" "7f1e82c282fa0b5e77c6c849e45671604dd32f2c9df22670f307bd8ceae88913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f1e82c282fa0b5e77c6c849e45671604dd32f2c9df22670f307bd8ceae88913", kill_on_drop: false }`
[INFO] [stdout] 7f1e82c282fa0b5e77c6c849e45671604dd32f2c9df22670f307bd8ceae88913