[INFO] fetching crate divina_compile 0.1.0...
[INFO] documenting divina_compile-0.1.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate divina_compile 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate divina_compile 0.1.0 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 divina_compile 0.1.0
[INFO] finished tweaking crates.io crate divina_compile 0.1.0
[INFO] tweaked toml for crates.io crate divina_compile 0.1.0 written to /workspace/builds/worker-1-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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling v0.8.6
[INFO] [stderr]   Downloaded darling_macro v0.8.6
[INFO] [stderr]   Downloaded shellfn-attribute v0.1.1
[INFO] [stderr]   Downloaded divina_config v0.1.0
[INFO] [stderr]   Downloaded shellwords v1.1.0
[INFO] [stderr]   Downloaded shellfn-core v0.1.1
[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] [stderr]   Downloaded darling_core v0.8.6
[INFO] [stderr]   Downloaded rlua-lua54-sys v0.1.6
[INFO] [stderr]   Downloaded rlua v0.19.7
[INFO] [stderr]   Downloaded shellfn v0.1.1
[INFO] [stderr]   Downloaded divina_util v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 42a2ab3f65f4f987f516576d4d34830889cc341e203a09fa18c7cea2ef7a4488
[INFO] running `Command { std: "docker" "start" "-a" "42a2ab3f65f4f987f516576d4d34830889cc341e203a09fa18c7cea2ef7a4488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42a2ab3f65f4f987f516576d4d34830889cc341e203a09fa18c7cea2ef7a4488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a2ab3f65f4f987f516576d4d34830889cc341e203a09fa18c7cea2ef7a4488", kill_on_drop: false }`
[INFO] [stdout] 42a2ab3f65f4f987f516576d4d34830889cc341e203a09fa18c7cea2ef7a4488
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 116e879ee529b3047bdc993b922b8a1383f1b74fca280c3077a5d9acc93bf2f1
[INFO] running `Command { std: "docker" "start" "-a" "116e879ee529b3047bdc993b922b8a1383f1b74fca280c3077a5d9acc93bf2f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rlua v0.19.7
[INFO] [stderr]     Checking divina_util v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]    Compiling shellwords v1.1.0
[INFO] [stderr]    Compiling shellfn-core v0.1.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling rlua-lua54-sys v0.1.6
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling shellfn-attribute v0.1.1
[INFO] [stderr]     Checking divina_config v0.1.0
[INFO] [stderr]     Checking shellfn v0.1.1
[INFO] [stderr]  Documenting divina_compile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(stmt_expr_attributes)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `divina_compile`
[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=2021 --crate-type lib --crate-name divina_compile src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=3f49a2a583ae4119 -L dependency=/opt/rustwide/target/debug/deps --extern divina_config=/opt/rustwide/target/debug/deps/libdivina_config-baf6e2bb68cd0b79.rmeta --extern shellfn=/opt/rustwide/target/debug/deps/libshellfn-189f7b0e165754a0.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "116e879ee529b3047bdc993b922b8a1383f1b74fca280c3077a5d9acc93bf2f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "116e879ee529b3047bdc993b922b8a1383f1b74fca280c3077a5d9acc93bf2f1", kill_on_drop: false }`
[INFO] [stdout] 116e879ee529b3047bdc993b922b8a1383f1b74fca280c3077a5d9acc93bf2f1
