[INFO] fetching crate nakadion 0.28.12...
[INFO] documenting nakadion-0.28.12 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate nakadion 0.28.12 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate nakadion 0.28.12 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nakadion 0.28.12
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate nakadion 0.28.12
[INFO] tweaked toml for crates.io crate nakadion 0.28.12 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate nakadion 0.28.12 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 152c51acf3fc3557d827e1ea0a543a0f381a42ff7729f8d8791dd145a2ecc716
[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" "152c51acf3fc3557d827e1ea0a543a0f381a42ff7729f8d8791dd145a2ecc716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "152c51acf3fc3557d827e1ea0a543a0f381a42ff7729f8d8791dd145a2ecc716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "152c51acf3fc3557d827e1ea0a543a0f381a42ff7729f8d8791dd145a2ecc716", kill_on_drop: false }`
[INFO] [stdout] 152c51acf3fc3557d827e1ea0a543a0f381a42ff7729f8d8791dd145a2ecc716
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] e2fc4b0b3ee652877ac74ea9e5d1909f8fe38e6d80b7a8f03d3892d7bc88a5fc
[INFO] running `Command { std: "docker" "start" "-a" "e2fc4b0b3ee652877ac74ea9e5d1909f8fe38e6d80b7a8f03d3892d7bc88a5fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking backoff v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling pin-project-internal v0.4.24
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking pin-project v0.4.24
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking chrono v0.4.18
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking http-api-problem v0.17.0
[INFO] [stderr]     Checking nakadi-types v0.28.12
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]  Documenting nakadion v0.28.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.68s
[INFO] running `Command { std: "docker" "inspect" "e2fc4b0b3ee652877ac74ea9e5d1909f8fe38e6d80b7a8f03d3892d7bc88a5fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2fc4b0b3ee652877ac74ea9e5d1909f8fe38e6d80b7a8f03d3892d7bc88a5fc", kill_on_drop: false }`
[INFO] [stdout] e2fc4b0b3ee652877ac74ea9e5d1909f8fe38e6d80b7a8f03d3892d7bc88a5fc
