[INFO] fetching crate absolution 0.1.1...
[INFO] documenting absolution-0.1.1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate absolution 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate absolution 0.1.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate absolution 0.1.1
[INFO] finished tweaking crates.io crate absolution 0.1.1
[INFO] tweaked toml for crates.io crate absolution 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc735a53ea297120f28561ccfb61e9587bbd70e179ce0bbfbfbcec13d335aa00
[INFO] running `Command { std: "docker" "start" "-a" "bc735a53ea297120f28561ccfb61e9587bbd70e179ce0bbfbfbcec13d335aa00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc735a53ea297120f28561ccfb61e9587bbd70e179ce0bbfbfbcec13d335aa00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc735a53ea297120f28561ccfb61e9587bbd70e179ce0bbfbfbcec13d335aa00", kill_on_drop: false }`
[INFO] [stdout] bc735a53ea297120f28561ccfb61e9587bbd70e179ce0bbfbfbcec13d335aa00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e53531f3efe702178ef65b50afa87c234fc8dcde767d3822898adc81f77d965
[INFO] running `Command { std: "docker" "start" "-a" "6e53531f3efe702178ef65b50afa87c234fc8dcde767d3822898adc81f77d965", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]  Documenting absolution v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/absolution/index.html
[INFO] running `Command { std: "docker" "inspect" "6e53531f3efe702178ef65b50afa87c234fc8dcde767d3822898adc81f77d965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e53531f3efe702178ef65b50afa87c234fc8dcde767d3822898adc81f77d965", kill_on_drop: false }`
[INFO] [stdout] 6e53531f3efe702178ef65b50afa87c234fc8dcde767d3822898adc81f77d965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "nightly-doc" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08498a7ab75887af8dbf4a42accf7a2e8ca014cf304aad63b581cdcc77fb952d
[INFO] running `Command { std: "docker" "start" "-a" "08498a7ab75887af8dbf4a42accf7a2e8ca014cf304aad63b581cdcc77fb952d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]  Documenting absolution v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:46
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature = "nightly-doc", feature(external_doc))]
[INFO] [stdout]   |                                              ^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: use #[doc = include_str!("filename")] instead, which handles macro invocations
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `absolution`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type lib --crate-name absolution src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="nightly-doc"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -C metadata=eaaa214691225c6c -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e4d3f1c5d694fa07.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-be6d169059f855b6.rmeta --extern-html-root-url 'proc_macro2=https://docs.rs/proc-macro2/1.0.76/' --extern-html-root-url 'quote=https://docs.rs/quote/1.0.35/' -Zunstable-options --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "08498a7ab75887af8dbf4a42accf7a2e8ca014cf304aad63b581cdcc77fb952d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08498a7ab75887af8dbf4a42accf7a2e8ca014cf304aad63b581cdcc77fb952d", kill_on_drop: false }`
[INFO] [stdout] 08498a7ab75887af8dbf4a42accf7a2e8ca014cf304aad63b581cdcc77fb952d
