[INFO] fetching crate avr-progmem 0.2.0...
[INFO] documenting avr-progmem-0.2.0 against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] extracting crate avr-progmem 0.2.0 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate avr-progmem 0.2.0 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] removed /workspace/builds/worker-25/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate avr-progmem 0.2.0
[INFO] finished tweaking crates.io crate avr-progmem 0.2.0
[INFO] tweaked toml for crates.io crate avr-progmem 0.2.0 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate crates.io crate avr-progmem 0.2.0 already has a lockfile, it will not be regenerated
[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-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 611e69e5843e3ddd9b161548e34521bd5307b28dcf7d092b09f691973a1f6a02
[INFO] running `Command { std: "docker" "start" "-a" "611e69e5843e3ddd9b161548e34521bd5307b28dcf7d092b09f691973a1f6a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "611e69e5843e3ddd9b161548e34521bd5307b28dcf7d092b09f691973a1f6a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611e69e5843e3ddd9b161548e34521bd5307b28dcf7d092b09f691973a1f6a02", kill_on_drop: false }`
[INFO] [stdout] 611e69e5843e3ddd9b161548e34521bd5307b28dcf7d092b09f691973a1f6a02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] f1b1edcad680106068e577de0769e9c31191be82d0f8f9c3efe82e925cbe9854
[INFO] running `Command { std: "docker" "start" "-a" "f1b1edcad680106068e577de0769e9c31191be82d0f8f9c3efe82e925cbe9854", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling ufmt-macros v0.1.1
[INFO] [stderr]     Checking ufmt v0.1.0
[INFO] [stderr]  Documenting avr-progmem v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]   --> src/string.rs:85:43
[INFO] [stdout]    |
[INFO] [stdout] 85 | //! Using [`PmString`] directly via the [`progmem`] macro:
[INFO] [stdout]    |                                           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(rustdoc::macro_rules_fallback)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/string.rs:128:55
[INFO] [stdout]     |
[INFO] [stdout] 128 | //! Using the special literal in-line string macros [`progmem_str`]
[INFO] [stdout]     |                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/string.rs:129:31
[INFO] [stdout]     |
[INFO] [stdout] 129 | //! (yielding a `&str`) and [`progmem_display`] (yielding some
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/string.rs:392:38
[INFO] [stdout]     |
[INFO] [stdout] 392 |     /// You are encouraged to use the [`progmem`] macro instead.
[INFO] [stdout]     |                                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]   --> src/wrapper.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 | //! As convenience, the [`progmem!`] macro is offered that will create
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]   --> src/wrapper.rs:47:26
[INFO] [stdout]    |
[INFO] [stdout] 47 | /// consider using the [`progmem!`] macro, that will put the given data
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/wrapper.rs:102:37
[INFO] [stdout]     |
[INFO] [stdout] 102 |     /// It is recommended to use the [`progmem!`] macro instead (which calls
[INFO] [stdout]     |                                        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/string.rs:537:19
[INFO] [stdout]     |
[INFO] [stdout] 537 | /// Also see the [progmem_display] macro which does not have this limitation.
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: macro_rules fallback is used during doc link resolution
[INFO] [stdout]    --> src/string.rs:586:55
[INFO] [stdout]     |
[INFO] [stdout] 586 | /// For a macro more in line with the `F` macro, see [progmem_str].
[INFO] [stdout]     |                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/string/from_slice.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | /// https://github.com/rust-lang/rust/blob/eb82facb1626166188d49599a3313fc95201f556/library/core/src/array/mod.rs#L203-L215
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/rust-lang/rust/blob/eb82facb1626166188d49599a3313fc95201f556/library/core/src/array/mod.rs#L203-L215>`
[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] error: aborting due to 9 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `avr-progmem`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name avr_progmem src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="lpm-asm-loop"' --cfg 'feature="ufmt"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=f05e7c3f7bf53948 -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-c7aaae8ea222b873.rmeta --extern ufmt=/opt/rustwide/target/debug/deps/libufmt-b9fbd056b8ce4fc4.rmeta --cap-lints=forbid --crate-version 0.2.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "f1b1edcad680106068e577de0769e9c31191be82d0f8f9c3efe82e925cbe9854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1b1edcad680106068e577de0769e9c31191be82d0f8f9c3efe82e925cbe9854", kill_on_drop: false }`
[INFO] [stdout] f1b1edcad680106068e577de0769e9c31191be82d0f8f9c3efe82e925cbe9854