[INFO] fetching crate anndata 0.2.0...
[INFO] documenting anndata-0.2.0 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate anndata 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate anndata 0.2.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate anndata 0.2.0
[INFO] finished tweaking crates.io crate anndata 0.2.0
[INFO] tweaked toml for crates.io crate anndata 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c7da44260233d215fb00f2ab18b07940fb4a623bf3cbf5f59683d65027f6b7a
[INFO] running `Command { std: "docker" "start" "-a" "6c7da44260233d215fb00f2ab18b07940fb4a623bf3cbf5f59683d65027f6b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c7da44260233d215fb00f2ab18b07940fb4a623bf3cbf5f59683d65027f6b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c7da44260233d215fb00f2ab18b07940fb4a623bf3cbf5f59683d65027f6b7a", kill_on_drop: false }`
[INFO] [stdout] 6c7da44260233d215fb00f2ab18b07940fb4a623bf3cbf5f59683d65027f6b7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47461b1832995c3a0988443fb0e1c15c633733d0a01ea9d5f27a60282cbb6ef0
[INFO] running `Command { std: "docker" "start" "-a" "47461b1832995c3a0988443fb0e1c15c633733d0a01ea9d5f27a60282cbb6ef0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling ahash v0.8.8
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking hash_hasher v2.0.3
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking ethnum v1.5.0
[INFO] [stderr]     Checking foreign_vec v0.1.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]     Checking dyn-clone v1.0.16
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking lexical v6.1.1
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking replace_with v0.1.7
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stdout] error: You need to choose a zlib backend
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/flate2-1.0.28/src/lib.rs:100:1
[INFO] [stdout]     |
[INFO] [stdout] 100 | compile_error!("You need to choose a zlib backend");
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flate2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "47461b1832995c3a0988443fb0e1c15c633733d0a01ea9d5f27a60282cbb6ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47461b1832995c3a0988443fb0e1c15c633733d0a01ea9d5f27a60282cbb6ef0", kill_on_drop: false }`
[INFO] [stdout] 47461b1832995c3a0988443fb0e1c15c633733d0a01ea9d5f27a60282cbb6ef0
