[INFO] fetching crate safer-ffi 0.0.7...
[INFO] documenting safer-ffi-0.0.7 against master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] extracting crate safer-ffi 0.0.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate safer-ffi 0.0.7 on toolchain e1df625306f4136949e02612406f0c60df6008f3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] removed /workspace/builds/worker-6/source/rust-toolchain
[INFO] started tweaking crates.io crate safer-ffi 0.0.7
[INFO] finished tweaking crates.io crate safer-ffi 0.0.7
[INFO] tweaked toml for crates.io crate safer-ffi 0.0.7 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "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 safer_ffi-proc_macro v0.0.7
[INFO] [stderr]   Downloaded uninit v0.3.0
[INFO] [stderr]   Downloaded mini_paste v0.1.11
[INFO] [stderr]   Downloaded macro_rules_attribute v0.0.1
[INFO] [stderr]   Downloaded mini_paste-proc_macro v0.1.11
[INFO] [stderr]   Downloaded inventory v0.1.11
[INFO] [stderr]   Downloaded inventory-impl v0.1.11
[INFO] [stderr]   Downloaded ghost v0.1.4
[INFO] [stderr]   Downloaded require_unsafe_in_body v0.2.1
[INFO] [stderr]   Downloaded macro_rules_attribute-proc_macro v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7be5f4bc410faf84d57faea96bb0b8fde5f408344260e196876b9220feace2d
[INFO] running `Command { std: "docker" "start" "-a" "a7be5f4bc410faf84d57faea96bb0b8fde5f408344260e196876b9220feace2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7be5f4bc410faf84d57faea96bb0b8fde5f408344260e196876b9220feace2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7be5f4bc410faf84d57faea96bb0b8fde5f408344260e196876b9220feace2d", kill_on_drop: false }`
[INFO] [stdout] a7be5f4bc410faf84d57faea96bb0b8fde5f408344260e196876b9220feace2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "+e1df625306f4136949e02612406f0c60df6008f3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d04b74ef95941acc46354941c8f630603f8aa2c1efe23521f0e11cc870c65c1
[INFO] running `Command { std: "docker" "start" "-a" "9d04b74ef95941acc46354941c8f630603f8aa2c1efe23521f0e11cc870c65c1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling mini_paste-proc_macro v0.1.11
[INFO] [stderr]    Compiling safer_ffi-proc_macro v0.0.7
[INFO] [stderr]     Checking mini_paste v0.1.11
[INFO] [stderr]  Documenting safer-ffi v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown disambiguator ` trait`
[INFO] [stdout]    --> src/layout/macros.rs:39:7
[INFO] [stdout]     |
[INFO] [stdout] 39  |       $(#[$meta])*
[INFO] [stdout]     |  _______^
[INFO] [stdout] 40  | |     #[doc = $doc]
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/char_p.rs:243:1
[INFO] [stdout]     |
[INFO] [stdout] 243 | / ReprC! {
[INFO] [stdout] 244 | |     #[repr(transparent)]
[INFO] [stdout] 245 | |     #[allow(missing_copy_implementations)]
[INFO] [stdout] 246 | |     /// Same as [`char_p_ref`], but without any lifetime attached whatsoever.
[INFO] [stdout] ...   |
[INFO] [stdout] 254 | |     );
[INFO] [stdout] 255 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             locally borrows it, due to limitations of the [`ReprC`][
[INFO] [stdout]                                                           ^^^^^^
[INFO] [stdout]     = note: see https://doc.rust-lang.org/nightly/rustdoc/linking-to-items-by-name.html#namespaces-and-disambiguators for more info about disambiguators
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__with_doc__` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown disambiguator ` trait`
[INFO] [stdout]   --> src/layout/macros.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 39 |        $(#[$meta])*
[INFO] [stdout]    |  ________^
[INFO] [stdout] 40 | |      #[doc = $doc]
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/slice.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 |  / ReprC! {
[INFO] [stdout] 22 |  |     #[repr(C)]
[INFO] [stdout] 23 |  |     /// Like [`slice_ref`] and [`slice_mut`], but with any lifetime attached
[INFO] [stdout] 24 |  |     /// whatsoever.
[INFO] [stdout] ...   |
[INFO] [stdout] 55 |  |     }
[INFO] [stdout] 56 |  | }
[INFO] [stdout]    |  |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: the link appears in this line:
[INFO] [stdout]            
[INFO] [stdout]            locally borrows it, due to limitations of the [`ReprC`][
[INFO] [stdout]                                                          ^^^^^^
[INFO] [stdout]    = note: see https://doc.rust-lang.org/nightly/rustdoc/linking-to-items-by-name.html#namespaces-and-disambiguators for more info about disambiguators
[INFO] [stdout]    = note: this warning originates in the macro `$crate::__with_doc__` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.79s
[INFO] running `Command { std: "docker" "inspect" "9d04b74ef95941acc46354941c8f630603f8aa2c1efe23521f0e11cc870c65c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d04b74ef95941acc46354941c8f630603f8aa2c1efe23521f0e11cc870c65c1", kill_on_drop: false }`
[INFO] [stdout] 9d04b74ef95941acc46354941c8f630603f8aa2c1efe23521f0e11cc870c65c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "+e1df625306f4136949e02612406f0c60df6008f3" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "--frozen" "--message-format=json" "--" "--cfg" "docs" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 190485d0f96394b1cd691452b0c36d135a520ab8b4c31009d5dbc81b0ad964b6
[INFO] running `Command { std: "docker" "start" "-a" "190485d0f96394b1cd691452b0c36d135a520ab8b4c31009d5dbc81b0ad964b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling inventory v0.1.11
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling mini_paste-proc_macro v0.1.11
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking uninit v0.3.0
[INFO] [stderr]     Checking mini_paste v0.1.11
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling ghost v0.1.4
[INFO] [stderr]    Compiling inventory-impl v0.1.11
[INFO] [stderr]    Compiling ctor v0.1.22
[INFO] [stderr]    Compiling safer_ffi-proc_macro v0.0.7
[INFO] [stderr]    Compiling require_unsafe_in_body v0.2.1
[INFO] [stderr]  Documenting safer-ffi v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown disambiguator ` trait`
[INFO] [stdout]    --> src/layout/macros.rs:39:7
[INFO] [stdout]     |
[INFO] [stdout] 39  |       $(#[$meta])*
[INFO] [stdout]     |  _______^
[INFO] [stdout] 40  | |     #[doc = $doc]
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/char_p.rs:243:1
[INFO] [stdout]     |
[INFO] [stdout] 243 | / ReprC! {
[INFO] [stdout] 244 | |     #[repr(transparent)]
[INFO] [stdout] 245 | |     #[allow(missing_copy_implementations)]
[INFO] [stdout] 246 | |     /// Same as [`char_p_ref`], but without any lifetime attached whatsoever.
[INFO] [stdout] ...   |
[INFO] [stdout] 254 | |     );
[INFO] [stdout] 255 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             locally borrows it, due to limitations of the [`ReprC`][
[INFO] [stdout]                                                           ^^^^^^
[INFO] [stdout]     = note: see https://doc.rust-lang.org/nightly/rustdoc/linking-to-items-by-name.html#namespaces-and-disambiguators for more info about disambiguators
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__with_doc__` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown disambiguator ` trait`
[INFO] [stdout]   --> src/layout/macros.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 39 |        $(#[$meta])*
[INFO] [stdout]    |  ________^
[INFO] [stdout] 40 | |      #[doc = $doc]
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/slice.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 |  / ReprC! {
[INFO] [stdout] 22 |  |     #[repr(C)]
[INFO] [stdout] 23 |  |     /// Like [`slice_ref`] and [`slice_mut`], but with any lifetime attached
[INFO] [stdout] 24 |  |     /// whatsoever.
[INFO] [stdout] ...   |
[INFO] [stdout] 55 |  |     }
[INFO] [stdout] 56 |  | }
[INFO] [stdout]    |  |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: the link appears in this line:
[INFO] [stdout]            
[INFO] [stdout]            locally borrows it, due to limitations of the [`ReprC`][
[INFO] [stdout]                                                          ^^^^^^
[INFO] [stdout]    = note: see https://doc.rust-lang.org/nightly/rustdoc/linking-to-items-by-name.html#namespaces-and-disambiguators for more info about disambiguators
[INFO] [stdout]    = note: this warning originates in the macro `$crate::__with_doc__` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.44s
[INFO] running `Command { std: "docker" "inspect" "190485d0f96394b1cd691452b0c36d135a520ab8b4c31009d5dbc81b0ad964b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "190485d0f96394b1cd691452b0c36d135a520ab8b4c31009d5dbc81b0ad964b6", kill_on_drop: false }`
[INFO] [stdout] 190485d0f96394b1cd691452b0c36d135a520ab8b4c31009d5dbc81b0ad964b6