[INFO] fetching crate polars_arrow_rvsry99dx 0.17.1... [INFO] documenting polars_arrow_rvsry99dx-0.17.1 against 1.61.0 for beta-1.62-rustdoc-1 [INFO] extracting crate polars_arrow_rvsry99dx 0.17.1 into /workspace/builds/worker-33/source [INFO] validating manifest of crates.io crate polars_arrow_rvsry99dx 0.17.1 on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate polars_arrow_rvsry99dx 0.17.1 [INFO] finished tweaking crates.io crate polars_arrow_rvsry99dx 0.17.1 [INFO] tweaked toml for crates.io crate polars_arrow_rvsry99dx 0.17.1 written to /workspace/builds/worker-33/source/Cargo.toml [INFO] crate crates.io crate polars_arrow_rvsry99dx 0.17.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memoffset v0.5.4 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.63 [INFO] [stderr] Downloaded criterion v0.3.2 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.63 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.63 [INFO] [stderr] Downloaded criterion-plot v0.4.2 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.63 [INFO] [stderr] Downloaded js-sys v0.3.40 [INFO] [stderr] Downloaded hex v0.4.2 [INFO] [stderr] Downloaded hermit-abi v0.1.14 [INFO] [stderr] Downloaded proc-macro2 v1.0.18 [INFO] [stderr] Downloaded serde_json v1.0.55 [INFO] [stderr] Downloaded flatbuffers v0.6.1 [INFO] [stderr] Downloaded flate2 v1.0.14 [INFO] [stderr] Downloaded indexmap v1.4.0 [INFO] [stderr] Downloaded wasm-bindgen v0.2.63 [INFO] [stderr] Downloaded adler32 v1.1.0 [INFO] [stderr] Downloaded syn v1.0.33 [INFO] [stderr] Downloaded web-sys v0.3.40 [INFO] [stderr] Downloaded packed_simd v0.3.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 90bb5ab0dee557df6f62e77e4fb2898a38e37552ef93ac61376ab09e7db197ae [INFO] running `Command { std: "docker" "start" "-a" "90bb5ab0dee557df6f62e77e4fb2898a38e37552ef93ac61376ab09e7db197ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "90bb5ab0dee557df6f62e77e4fb2898a38e37552ef93ac61376ab09e7db197ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90bb5ab0dee557df6f62e77e4fb2898a38e37552ef93ac61376ab09e7db197ae", kill_on_drop: false }` [INFO] [stdout] 90bb5ab0dee557df6f62e77e4fb2898a38e37552ef93ac61376ab09e7db197ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aaa87c823e44ddefd8f8d1a912ed08132ceb19320b8f81c75e5e4cd9f1124b48 [INFO] running `Command { std: "docker" "start" "-a" "aaa87c823e44ddefd8f8d1a912ed08132ceb19320b8f81c75e5e4cd9f1124b48", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Compiling serde_json v1.0.55 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking smallvec v1.4.0 [INFO] [stderr] Checking encode_unicode v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking flatbuffers v0.6.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking prettytable-rs v0.8.0 [INFO] [stderr] Documenting polars_arrow_rvsry99dx v0.17.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/lib.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: Compilation failed, aborting rustdoc [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not document `polars_arrow_rvsry99dx` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name polars_arrow_rvsry99dx src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="prettyprint"' --cfg 'feature="prettytable-rs"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=1d83c6a300c25fee -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-6bb1206487179e85.rmeta --extern csv=/opt/rustwide/target/debug/deps/libcsv-3b3aa1504e4e7e56.rmeta --extern flatbuffers=/opt/rustwide/target/debug/deps/libflatbuffers-1d76ce03956681e3.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-4abae1b12f6de210.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-81d5da80a227da91.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-1479f2b7adeaa2b6.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-7a3a970fee4bf129.rmeta --extern prettytable=/opt/rustwide/target/debug/deps/libprettytable-016c2c2bf4a7f54b.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-83897e7b8c9eef61.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-a91f11a93593e59e.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-c04ed3dd2cc10d84.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-68e4f0b39d960d00.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-be56cbb681814ff2.rmeta --cap-lints=warn --crate-version 0.17.1` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "aaa87c823e44ddefd8f8d1a912ed08132ceb19320b8f81c75e5e4cd9f1124b48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aaa87c823e44ddefd8f8d1a912ed08132ceb19320b8f81c75e5e4cd9f1124b48", kill_on_drop: false }` [INFO] [stdout] aaa87c823e44ddefd8f8d1a912ed08132ceb19320b8f81c75e5e4cd9f1124b48