[INFO] fetching crate seed_hooks 0.1.4...
[INFO] documenting seed_hooks-0.1.4 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate seed_hooks 0.1.4 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate seed_hooks 0.1.4 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 seed_hooks 0.1.4
[INFO] finished tweaking crates.io crate seed_hooks 0.1.4
[INFO] tweaked toml for crates.io crate seed_hooks 0.1.4 written to /workspace/builds/worker-2-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 gloo-file v0.1.0
[INFO] [stderr]   Downloaded dbg v1.0.4
[INFO] [stderr]   Downloaded syn-mid v0.5.4
[INFO] [stderr]   Downloaded illicit-macro v0.9.0
[INFO] [stderr]   Downloaded illicit v0.9.2
[INFO] [stderr]   Downloaded enclose v1.1.8
[INFO] [stderr]   Downloaded topo v0.9.4
[INFO] [stderr]   Downloaded slotmap v0.4.3
[INFO] [stderr]   Downloaded seed v0.7.0
[INFO] [stderr]   Downloaded topo-macro v0.9.0
[INFO] [stderr]   Downloaded atomic_hooks v0.1.0
[INFO] [stderr]   Downloaded atomic_hooks_macros v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 835403fc246301cf4b895b0e3001d4459c8bdef340a8488025982922a402048c
[INFO] running `Command { std: "docker" "start" "-a" "835403fc246301cf4b895b0e3001d4459c8bdef340a8488025982922a402048c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "835403fc246301cf4b895b0e3001d4459c8bdef340a8488025982922a402048c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "835403fc246301cf4b895b0e3001d4459c8bdef340a8488025982922a402048c", kill_on_drop: false }`
[INFO] [stdout] 835403fc246301cf4b895b0e3001d4459c8bdef340a8488025982922a402048c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8d3ab34468172669a1b34f0a8a4a939061ee523a0b293923a768c13b19aa0e71
[INFO] running `Command { std: "docker" "start" "-a" "8d3ab34468172669a1b34f0a8a4a939061ee523a0b293923a768c13b19aa0e71", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling wasm-bindgen v0.2.89
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling dbg v1.0.4
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]    Compiling seed v0.7.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking slotmap v0.4.3
[INFO] [stderr]     Checking enclose v1.1.8
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.89
[INFO] [stderr]    Compiling syn-mid v0.5.4
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.89
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling topo-macro v0.9.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.89
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]    Compiling illicit-macro v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking cookie v0.13.3
[INFO] [stderr]    Compiling illicit v0.9.2
[INFO] [stderr]     Checking topo v0.9.4
[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/topo-0.9.4/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(track_caller)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `track_caller` has been stable since `1.46.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `topo` (lib) due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8d3ab34468172669a1b34f0a8a4a939061ee523a0b293923a768c13b19aa0e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d3ab34468172669a1b34f0a8a4a939061ee523a0b293923a768c13b19aa0e71", kill_on_drop: false }`
[INFO] [stdout] 8d3ab34468172669a1b34f0a8a4a939061ee523a0b293923a768c13b19aa0e71
