[INFO] fetching crate pi_ecs 0.1.0...
[INFO] documenting pi_ecs-0.1.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate pi_ecs 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate pi_ecs 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 pi_ecs 0.1.0
[INFO] finished tweaking crates.io crate pi_ecs 0.1.0
[INFO] tweaked toml for crates.io crate pi_ecs 0.1.0 written to /workspace/builds/worker-7-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 pi_slab v0.1.0
[INFO] [stderr]   Downloaded pi_slotmap v0.1.15
[INFO] [stderr]   Downloaded pi_time v0.1.0
[INFO] [stderr]   Downloaded pi_map v0.1.5
[INFO] [stderr]   Downloaded derive_deref v1.1.1
[INFO] [stderr]   Downloaded pi_debug_info v0.1.0
[INFO] [stderr]   Downloaded pi_listener v0.1.0
[INFO] [stderr]   Downloaded pi_atom v0.1.0
[INFO] [stderr]   Downloaded sized-chunks v0.3.1
[INFO] [stderr]   Downloaded pi_ecs_macros v0.1.0
[INFO] [stderr]   Downloaded pi_dyn_uint v0.1.0
[INFO] [stderr]   Downloaded im v13.0.0
[INFO] [stderr]   Downloaded pi_any v0.1.1
[INFO] [stderr]   Downloaded minstant v0.1.4
[INFO] [stderr]   Downloaded pi_key_alloter v0.4.4
[INFO] [stderr]   Downloaded pi_graph v0.1.7
[INFO] [stderr]   Downloaded pi_null v0.1.11
[INFO] [stderr]   Downloaded pi_heap v0.1.0
[INFO] [stderr]   Downloaded pi_data_view v0.1.1
[INFO] [stderr]   Downloaded pi_bon v0.1.3
[INFO] [stderr]   Downloaded pi_wy_rng v0.1.0
[INFO] [stderr]   Downloaded pi_tree v0.1.0
[INFO] [stderr]   Downloaded pi_async_graph v0.1.0
[INFO] [stderr]   Downloaded pi_dirty v0.1.1
[INFO] [stderr]   Downloaded pi_local_timer v0.1.0
[INFO] [stderr]   Downloaded pi_share v0.1.3
[INFO] [stderr]   Downloaded pi_async v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e51b0c068a2627d7b2b855914cc0d780d2436feea35047a806035c24cf1b57ca
[INFO] running `Command { std: "docker" "start" "-a" "e51b0c068a2627d7b2b855914cc0d780d2436feea35047a806035c24cf1b57ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e51b0c068a2627d7b2b855914cc0d780d2436feea35047a806035c24cf1b57ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e51b0c068a2627d7b2b855914cc0d780d2436feea35047a806035c24cf1b57ca", kill_on_drop: false }`
[INFO] [stdout] e51b0c068a2627d7b2b855914cc0d780d2436feea35047a806035c24cf1b57ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4cf103927e942013f49059a37102e18190b7fdba1f0bb5c1fde89ae107753c29
[INFO] running `Command { std: "docker" "start" "-a" "4cf103927e942013f49059a37102e18190b7fdba1f0bb5c1fde89ae107753c29", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.18
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking pi_null v0.1.11
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling pi_slotmap v0.1.15
[INFO] [stderr]     Checking pi_slab v0.1.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pi_null-0.1.11/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(strict_provenance)]
[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 compile `pi_null` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4cf103927e942013f49059a37102e18190b7fdba1f0bb5c1fde89ae107753c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cf103927e942013f49059a37102e18190b7fdba1f0bb5c1fde89ae107753c29", kill_on_drop: false }`
[INFO] [stdout] 4cf103927e942013f49059a37102e18190b7fdba1f0bb5c1fde89ae107753c29
