[INFO] fetching crate const_format 0.2.22...
[INFO] documenting const_format-0.2.22 against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] extracting crate const_format 0.2.22 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate const_format 0.2.22 on toolchain 6fd27704e643b25711e6a97ec2b04873b411b97d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate const_format 0.2.22
[INFO] finished tweaking crates.io crate const_format 0.2.22
[INFO] tweaked toml for crates.io crate const_format 0.2.22 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b4fdc7d129967a83ed1c5c41febad4d063666b85c7171a96aad3ae957722a8f
[INFO] running `Command { std: "docker" "start" "-a" "7b4fdc7d129967a83ed1c5c41febad4d063666b85c7171a96aad3ae957722a8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b4fdc7d129967a83ed1c5c41febad4d063666b85c7171a96aad3ae957722a8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b4fdc7d129967a83ed1c5c41febad4d063666b85c7171a96aad3ae957722a8f", kill_on_drop: false }`
[INFO] [stdout] 7b4fdc7d129967a83ed1c5c41febad4d063666b85c7171a96aad3ae957722a8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3301eefd16a43d9b712e706a0ff930d6ec5d555e18140d2da65b1ee431bff90
[INFO] running `Command { std: "docker" "start" "-a" "d3301eefd16a43d9b712e706a0ff930d6ec5d555e18140d2da65b1ee431bff90", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.22
[INFO] [stderr]  Documenting const_format v0.2.22 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "d3301eefd16a43d9b712e706a0ff930d6ec5d555e18140d2da65b1ee431bff90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3301eefd16a43d9b712e706a0ff930d6ec5d555e18140d2da65b1ee431bff90", kill_on_drop: false }`
[INFO] [stdout] d3301eefd16a43d9b712e706a0ff930d6ec5d555e18140d2da65b1ee431bff90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "all" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 0a53323ed5b19b4258b83a68d673bdd59d25110358d3bafa82939344df244e83
[INFO] running `Command { std: "docker" "start" "-a" "0a53323ed5b19b4258b83a68d673bdd59d25110358d3bafa82939344df244e83", kill_on_drop: false }`
[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 quote v1.0.18
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.22
[INFO] [stderr]  Documenting const_format v0.2.22 (/opt/rustwide/workdir)
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/macros/assertions/assertcp_macros.rs:10:7
[INFO] [stdout]     |
[INFO] [stdout] 10  |       $(#[$before_clarification])*
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 49  | / with_shared_docs! {
[INFO] [stdout] 50  | |     /// Compile-time assertion with formatting.
[INFO] [stdout] 51  | |     ///
[INFO] [stdout] 52  | |     ;clarification
[INFO] [stdout] ...   |
[INFO] [stdout] 115 | |     }
[INFO] [stdout] 116 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(rustdoc::macro_rules_fallback)]` on by default
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             [`formatcp`] macro.
[INFO] [stdout]              ^^^^^^^^^^
[INFO] [stdout]     = note: this error originates in the macro `with_shared_docs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/macros/assertions/assertcp_macros.rs:10:7
[INFO] [stdout]     |
[INFO] [stdout] 10  |       $(#[$before_clarification])*
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 | / with_shared_docs! {
[INFO] [stdout] 171 | |     /// Compile-time equality assertion with formatting.
[INFO] [stdout] 172 | |     ///
[INFO] [stdout] 173 | |     ;clarification
[INFO] [stdout] ...   |
[INFO] [stdout] 236 | |     }
[INFO] [stdout] 237 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             [`formatcp`] macro.
[INFO] [stdout]              ^^^^^^^^^^
[INFO] [stdout]     = note: this error originates in the macro `with_shared_docs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/macros/assertions/assertcp_macros.rs:10:7
[INFO] [stdout]     |
[INFO] [stdout] 10  |       $(#[$before_clarification])*
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 238 | / with_shared_docs! {
[INFO] [stdout] 239 | |     /// Compile-time inequality assertion with formatting.
[INFO] [stdout] 240 | |     ///
[INFO] [stdout] 241 | |     ;clarification
[INFO] [stdout] ...   |
[INFO] [stdout] 297 | |     }
[INFO] [stdout] 298 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: the link appears in this line:
[INFO] [stdout]             
[INFO] [stdout]             [`formatcp`] macro.
[INFO] [stdout]              ^^^^^^^^^^
[INFO] [stdout]     = note: this error originates in the macro `with_shared_docs` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `const_format`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name const_format src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="all"' --cfg 'feature="assert"' --cfg 'feature="assertc"' --cfg 'feature="assertcp"' --cfg 'feature="const_generics"' --cfg 'feature="constant_time_as_str"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="docsrs"' --cfg 'feature="fmt"' --cfg 'feature="nightly_const_generics"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -Z unstable-options --document-private-items -C metadata=f90df08a5c824263 -L dependency=/opt/rustwide/target/debug/deps --extern const_format_proc_macros=/opt/rustwide/target/debug/deps/libconst_format_proc_macros-620b26fcde22c704.so --extern-html-root-url 'const_format_proc_macros=https://docs.rs/const_format_proc_macros/0.2.22/' -Zunstable-options --crate-version 0.2.22` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "0a53323ed5b19b4258b83a68d673bdd59d25110358d3bafa82939344df244e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a53323ed5b19b4258b83a68d673bdd59d25110358d3bafa82939344df244e83", kill_on_drop: false }`
[INFO] [stdout] 0a53323ed5b19b4258b83a68d673bdd59d25110358d3bafa82939344df244e83