[INFO] fetching crate paho_mqtt_c-sys 0.1.2...
[INFO] documenting paho_mqtt_c-sys-0.1.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate paho_mqtt_c-sys 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate paho_mqtt_c-sys 0.1.2 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 crates.io crate paho_mqtt_c-sys 0.1.2
[INFO] finished tweaking crates.io crate paho_mqtt_c-sys 0.1.2
[INFO] tweaked toml for crates.io crate paho_mqtt_c-sys 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v0.5.2
[INFO] [stderr]   Downloaded proc-macro2 v0.3.5
[INFO] [stderr]   Downloaded bindgen v0.40.0
[INFO] [stderr]   Downloaded clang-sys v0.23.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f7835f7bd27d8e279ee6ba3f6015f15d5b85a44ee81426a45ad467fa04b2176b
[INFO] running `Command { std: "docker" "start" "-a" "f7835f7bd27d8e279ee6ba3f6015f15d5b85a44ee81426a45ad467fa04b2176b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7835f7bd27d8e279ee6ba3f6015f15d5b85a44ee81426a45ad467fa04b2176b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7835f7bd27d8e279ee6ba3f6015f15d5b85a44ee81426a45ad467fa04b2176b", kill_on_drop: false }`
[INFO] [stdout] f7835f7bd27d8e279ee6ba3f6015f15d5b85a44ee81426a45ad467fa04b2176b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 6d6cd480a3c416afda0a05559375230668561c6e57fd281811563e8d5713a69c
[INFO] running `Command { std: "docker" "start" "-a" "6d6cd480a3c416afda0a05559375230668561c6e57fd281811563e8d5713a69c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.40.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling paho_mqtt_c-sys v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting paho_mqtt_c-sys v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `n`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:982:17
[INFO] [stdout]     |
[INFO] [stdout] 982 | /// values. qos[n] is the requested QoS for topic[n].
[INFO] [stdout]     |                 ^ no item named `n` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `n`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:982:51
[INFO] [stdout]     |
[INFO] [stdout] 982 | /// values. qos[n] is the requested QoS for topic[n].
[INFO] [stdout]     |                                                   ^ no item named `n` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `n`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:1912:17
[INFO] [stdout]      |
[INFO] [stdout] 1912 | /// values. qos[n] is the requested QoS for topic[n].
[INFO] [stdout]      |                 ^ no item named `n` in scope
[INFO] [stdout]      |
[INFO] [stdout]      = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `n`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:1912:51
[INFO] [stdout]      |
[INFO] [stdout] 1912 | /// values. qos[n] is the requested QoS for topic[n].
[INFO] [stdout]      |                                                   ^ no item named `n` in scope
[INFO] [stdout]      |
[INFO] [stdout]      = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `n`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:334:71
[INFO] [stdout]     |
[INFO] [stdout] 334 | /// @param buflens An array of lengths of the data buffers. <i>buflen[n]</i>
[INFO] [stdout]     |                                                                       ^ no item named `n` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `n`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:335:35
[INFO] [stdout]     |
[INFO] [stdout] 335 | /// gives the length of <i>buffer[n]</i>.
[INFO] [stdout]     |                                   ^ no item named `n` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:768:9
[INFO] [stdout]     |
[INFO] [stdout] 768 |     /// http://www.openssl.org/docs/apps/ciphers.html#CIPHER_LIST_FORMAT
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://www.openssl.org/docs/apps/ciphers.html#CIPHER_LIST_FORMAT>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:1672:9
[INFO] [stdout]      |
[INFO] [stdout] 1672 |     /// http://www.openssl.org/docs/apps/ciphers.html#CIPHER_LIST_FORMAT
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://www.openssl.org/docs/apps/ciphers.html#CIPHER_LIST_FORMAT>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.03s
[INFO] running `Command { std: "docker" "inspect" "6d6cd480a3c416afda0a05559375230668561c6e57fd281811563e8d5713a69c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d6cd480a3c416afda0a05559375230668561c6e57fd281811563e8d5713a69c", kill_on_drop: false }`
[INFO] [stdout] 6d6cd480a3c416afda0a05559375230668561c6e57fd281811563e8d5713a69c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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] be4050c2c38d9d61cff6bc44db2b6e259308cc6c4aecb5223daa675235333efa
[INFO] running `Command { std: "docker" "start" "-a" "be4050c2c38d9d61cff6bc44db2b6e259308cc6c4aecb5223daa675235333efa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.40.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling paho_mqtt_c-sys v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting paho_mqtt_c-sys v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `n`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:982:17
[INFO] [stdout]     |
[INFO] [stdout] 982 | /// values. qos[n] is the requested QoS for topic[n].
[INFO] [stdout]     |                 ^ no item named `n` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `n`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:982:51
[INFO] [stdout]     |
[INFO] [stdout] 982 | /// values. qos[n] is the requested QoS for topic[n].
[INFO] [stdout]     |                                                   ^ no item named `n` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `n`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:1912:17
[INFO] [stdout]      |
[INFO] [stdout] 1912 | /// values. qos[n] is the requested QoS for topic[n].
[INFO] [stdout]      |                 ^ no item named `n` in scope
[INFO] [stdout]      |
[INFO] [stdout]      = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `n`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:1912:51
[INFO] [stdout]      |
[INFO] [stdout] 1912 | /// values. qos[n] is the requested QoS for topic[n].
[INFO] [stdout]      |                                                   ^ no item named `n` in scope
[INFO] [stdout]      |
[INFO] [stdout]      = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `n`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:334:71
[INFO] [stdout]     |
[INFO] [stdout] 334 | /// @param buflens An array of lengths of the data buffers. <i>buflen[n]</i>
[INFO] [stdout]     |                                                                       ^ no item named `n` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `n`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:335:35
[INFO] [stdout]     |
[INFO] [stdout] 335 | /// gives the length of <i>buffer[n]</i>.
[INFO] [stdout]     |                                   ^ no item named `n` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:768:9
[INFO] [stdout]     |
[INFO] [stdout] 768 |     /// http://www.openssl.org/docs/apps/ciphers.html#CIPHER_LIST_FORMAT
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://www.openssl.org/docs/apps/ciphers.html#CIPHER_LIST_FORMAT>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/paho_mqtt_c-sys-69ba0c0122d12093/out/bindings.rs:1672:9
[INFO] [stdout]      |
[INFO] [stdout] 1672 |     /// http://www.openssl.org/docs/apps/ciphers.html#CIPHER_LIST_FORMAT
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://www.openssl.org/docs/apps/ciphers.html#CIPHER_LIST_FORMAT>`
[INFO] [stdout]      |
[INFO] [stdout]      = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.73s
[INFO] running `Command { std: "docker" "inspect" "be4050c2c38d9d61cff6bc44db2b6e259308cc6c4aecb5223daa675235333efa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be4050c2c38d9d61cff6bc44db2b6e259308cc6c4aecb5223daa675235333efa", kill_on_drop: false }`
[INFO] [stdout] be4050c2c38d9d61cff6bc44db2b6e259308cc6c4aecb5223daa675235333efa