[INFO] fetching crate libcoap-rs 0.2.1...
[INFO] documenting libcoap-rs-0.2.1 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate libcoap-rs 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate libcoap-rs 0.2.1 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libcoap-rs 0.2.1
[INFO] finished tweaking crates.io crate libcoap-rs 0.2.1
[INFO] tweaked toml for crates.io crate libcoap-rs 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gnutls-sys v0.1.2
[INFO] [stderr]   Downloaded bindgen v0.58.1
[INFO] [stderr]   Downloaded bindgen v0.62.0
[INFO] [stderr]   Downloaded tinydtls-sys v0.1.2+tinydtls-c84e36f
[INFO] [stderr]   Downloaded libcoap-sys v0.2.1+libcoap-4.3.1
[INFO] [stderr]   Downloaded mbedtls-sys-auto v2.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e105044be1be4c2df1a9257846b7f46f427add3e2746313850d12f232dc023c1
[INFO] running `Command { std: "docker" "start" "-a" "e105044be1be4c2df1a9257846b7f46f427add3e2746313850d12f232dc023c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e105044be1be4c2df1a9257846b7f46f427add3e2746313850d12f232dc023c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e105044be1be4c2df1a9257846b7f46f427add3e2746313850d12f232dc023c1", kill_on_drop: false }`
[INFO] [stdout] e105044be1be4c2df1a9257846b7f46f427add3e2746313850d12f232dc023c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3be2cb5c5e4fbb5a7b32b0571491c8212df5d159ee1449b57297524131a6a39
[INFO] running `Command { std: "docker" "start" "-a" "c3be2cb5c5e4fbb5a7b32b0571491c8212df5d159ee1449b57297524131a6a39", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling bindgen v0.62.0
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]    Compiling autotools v0.2.6
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling which v4.4.0
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.87
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling libcoap-sys v0.2.1+libcoap-4.3.1
[INFO] [stderr]  Documenting libcoap-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `lend`
[INFO] [stdout]    --> src/mem.rs:219:64
[INFO] [stdout]     |
[INFO] [stdout] 219 | /// maintaining a reference through the FFI barrier using the [lend()] function.
[INFO] [stdout]     |                                                                ^^^^^^ no item named `lend` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `lend`
[INFO] [stdout]    --> src/mem.rs:232:13
[INFO] [stdout]     |
[INFO] [stdout] 232 |     /// to [lend()].
[INFO] [stdout]     |             ^^^^^^ no item named `lend` 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 `Rc::borrow`
[INFO] [stdout]    --> src/mem.rs:235:63
[INFO] [stdout]     |
[INFO] [stdout] 235 |     /// If not, it will borrow the value normally by calling [Rc::borrow()] on the contained value.
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^ the struct `Rc` has no function named `borrow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `lend`
[INFO] [stdout]    --> src/mem.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |     /// to [lend()].
[INFO] [stdout]     |             ^^^^^^ no item named `lend` 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 `Rc::borrow`
[INFO] [stdout]    --> src/mem.rs:259:63
[INFO] [stdout]     |
[INFO] [stdout] 259 |     /// If not, it will borrow the value normally by calling [Rc::borrow()] on the contained value.
[INFO] [stdout]     |                                                               ^^^^^^^^^^^^ the struct `Rc` has no function named `borrow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `from_raw_box`
[INFO] [stdout]    --> src/mem.rs:285:18
[INFO] [stdout]     |
[INFO] [stdout] 285 |     /// calling [from_raw_box()] and then dropping the value.
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^ no item named `from_raw_box` 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 `clone_raw_rc_box`
[INFO] [stdout]    --> src/mem.rs:337:27
[INFO] [stdout]     |
[INFO] [stdout] 337 |     /// Note that unlike [clone_raw_rc_box()], this function does not create a clone but directly
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^ no item named `clone_raw_rc_box` 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 `CoapContext`
[INFO] [stdout]   --> src/session/server.rs:55:76
[INFO] [stdout]    |
[INFO] [stdout] 55 |     /// CoapServerSession<'a>, most notably the program will abort if the [CoapContext] is dropped
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^ no item named `CoapContext` 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 `CoapSession`
[INFO] [stdout]   --> src/session/server.rs:58:85
[INFO] [stdout]    |
[INFO] [stdout] 58 |     /// Make sure that this is actually okay to do so — most importantly, no other [CoapSession] may
[INFO] [stdout]    |                                                                                     ^^^^^^^^^^^ no item named `CoapSession` 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 `CoapSession`
[INFO] [stdout]   --> src/session/server.rs:61:45
[INFO] [stdout]    |
[INFO] [stdout] 61 |     /// If you wish to restore an existing [CoapSession] from its raw counterpart, use
[INFO] [stdout]    |                                             ^^^^^^^^^^^ no item named `CoapSession` 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 `CoapContext`
[INFO] [stdout]   --> src/session/server.rs:86:56
[INFO] [stdout]    |
[INFO] [stdout] 86 |     /// Make sure that this struct cannot outlive the [CoapContext] its session originates from, as
[INFO] [stdout]    |                                                        ^^^^^^^^^^^ no item named `CoapContext` 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 `as_mut_raw_endpoint`
[INFO] [stdout]   --> src/transport/dtls.rs:29:84
[INFO] [stdout]    |
[INFO] [stdout] 29 |     ///   [CoapContext::add_endpoint_dtls()] to instantiate the endpoint and then [as_mut_raw_endpoint()]
[INFO] [stdout]    |                                                                                    ^^^^^^^^^^^^^^^^^^^^^ no item named `as_mut_raw_endpoint` 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 `CoapContext::endpoints`
[INFO] [stdout]   --> src/transport/dtls.rs:47:26
[INFO] [stdout]    |
[INFO] [stdout] 47 |     /// endpoint to the [CoapContext::endpoints] vector, while the underlying [coap_endpoint_t] is
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^ the struct `CoapContext` has no field or associated item named `endpoints`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `as_mut_raw_endpoint`
[INFO] [stdout]   --> src/transport/udp.rs:27:83
[INFO] [stdout]    |
[INFO] [stdout] 27 |     ///   [CoapContext::add_endpoint_udp()] to instantiate the endpoint and then [as_mut_raw_endpoint()]
[INFO] [stdout]    |                                                                                   ^^^^^^^^^^^^^^^^^^^^^ no item named `as_mut_raw_endpoint` 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 `CoapContext::endpoints`
[INFO] [stdout]   --> src/transport/udp.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 |     /// endpoint to the [CoapContext::endpoints] vector, while the underlying [coap_endpoint_t] is
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^ the struct `CoapContext` has no field or associated item named `endpoints`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `D`
[INFO] [stdout]   --> src/mem.rs:31:45
[INFO] [stdout]    |
[INFO] [stdout] 31 | /// This type is a wrapper around Rc<RefCell<D>> with some additional functions for creating from
[INFO] [stdout]    |                                             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 31 | /// This type is a wrapper around `Rc<RefCell<D>>` with some additional functions for creating from
[INFO] [stdout]    |                                   +              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `D`
[INFO] [stdout]   --> src/mem.rs:56:50
[INFO] [stdout]    |
[INFO] [stdout] 56 |     /// - ptr is a valid pointer to an Rc<RefCell<D>>
[INFO] [stdout]    |                                                  ^^^
[INFO] [stdout]    |
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 56 |     /// - ptr is a valid pointer to an `Rc<RefCell<D>>`
[INFO] [stdout]    |                                        +              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `T`
[INFO] [stdout]    --> src/mem.rs:389:78
[INFO] [stdout]     |
[INFO] [stdout] 389 |     /// Attempts to upgrade this weak cell into a full [CoapLendableFfiRcCell<T>], returning None
[INFO] [stdout]     |                                                                              ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]     |
[INFO] [stdout] 389 |     /// Attempts to upgrade this weak cell into a full [`CoapLendableFfiRcCell<T>`], returning None
[INFO] [stdout]     |                                                         +                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `T`
[INFO] [stdout]    --> src/mem.rs:400:48
[INFO] [stdout]     |
[INFO] [stdout] 400 |     /// Note that unlike [CoapLendableFfiRcCell<T>::clone_raw_weak_box()], this function does not
[INFO] [stdout]     |                                                ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]     |
[INFO] [stdout] 400 |     /// Note that unlike [`CoapLendableFfiRcCell<T>::clone_raw_weak_box`()], this function does not
[INFO] [stdout]     |                           +                                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.98s
[INFO] running `Command { std: "docker" "inspect" "c3be2cb5c5e4fbb5a7b32b0571491c8212df5d159ee1449b57297524131a6a39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3be2cb5c5e4fbb5a7b32b0571491c8212df5d159ee1449b57297524131a6a39", kill_on_drop: false }`
[INFO] [stdout] c3be2cb5c5e4fbb5a7b32b0571491c8212df5d159ee1449b57297524131a6a39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "dtls dtls_openssl vendored" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd66737142f2fd0a9976bc5ed861733845b747e3553bbc4ddd8b9dc709bfb176
[INFO] running `Command { std: "docker" "start" "-a" "fd66737142f2fd0a9976bc5ed861733845b747e3553bbc4ddd8b9dc709bfb176", kill_on_drop: false }`
[INFO] [stderr]  Documenting libcoap-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "fd66737142f2fd0a9976bc5ed861733845b747e3553bbc4ddd8b9dc709bfb176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd66737142f2fd0a9976bc5ed861733845b747e3553bbc4ddd8b9dc709bfb176", kill_on_drop: false }`
[INFO] [stdout] fd66737142f2fd0a9976bc5ed861733845b747e3553bbc4ddd8b9dc709bfb176
