[INFO] fetching crate pysprint-cli 0.1.0-alpha.0...
[INFO] documenting pysprint-cli-0.1.0-alpha.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate pysprint-cli 0.1.0-alpha.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate pysprint-cli 0.1.0-alpha.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-11/source/.cargo/config
[INFO] removed /workspace/builds/worker-11/source/rust-toolchain
[INFO] started tweaking crates.io crate pysprint-cli 0.1.0-alpha.0
[INFO] finished tweaking crates.io crate pysprint-cli 0.1.0-alpha.0
[INFO] tweaked toml for crates.io crate pysprint-cli 0.1.0-alpha.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate pysprint-cli 0.1.0-alpha.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69364ac171e11485ca675fab73f6a2cf64579c9f0a20c6b74204efede0821912
[INFO] running `Command { std: "docker" "start" "-a" "69364ac171e11485ca675fab73f6a2cf64579c9f0a20c6b74204efede0821912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69364ac171e11485ca675fab73f6a2cf64579c9f0a20c6b74204efede0821912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69364ac171e11485ca675fab73f6a2cf64579c9f0a20c6b74204efede0821912", kill_on_drop: false }`
[INFO] [stdout] 69364ac171e11485ca675fab73f6a2cf64579c9f0a20c6b74204efede0821912
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 846f514a04f090fcc2f0014bcbd0eb947c7405e776cbb9a060c096bd54e74326
[INFO] running `Command { std: "docker" "start" "-a" "846f514a04f090fcc2f0014bcbd0eb947c7405e776cbb9a060c096bd54e74326", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling pyo3 v0.13.2
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking wildmatch v2.0.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
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[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking pest v2.1.3
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[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
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[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
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[INFO] [stderr]     Checking unic-segment v0.9.0
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking ctrlc v3.1.8
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]    Compiling pyo3-macros-backend v0.13.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling pyo3-macros v0.13.2
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]     Checking tera v1.7.0
[INFO] [stderr]  Documenting pysprint-cli v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(toowned_clone_into)]
[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 `pysprint-cli`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name pysprint_cli src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=60c8106d14f2dfab -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-85a488d5932d7c39.rmeta --extern ctrlc=/opt/rustwide/target/debug/deps/libctrlc-5023b8186219096b.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-701e134f05ff346a.rmeta --extern notify=/opt/rustwide/target/debug/deps/libnotify-72b3c26eba04c737.rmeta --extern pyo3=/opt/rustwide/target/debug/deps/libpyo3-986169e2ee58cb6b.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-2755ae29db2c8411.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-8606f2aee1b2a746.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-76279f2d364bc746.rmeta --extern tera=/opt/rustwide/target/debug/deps/libtera-919c88bc8ef4d59f.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-84f61e489b304570.rmeta --extern wildmatch=/opt/rustwide/target/debug/deps/libwildmatch-1a04752d71e79dd8.rmeta --cap-lints=warn --crate-version 0.1.0-alpha.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "846f514a04f090fcc2f0014bcbd0eb947c7405e776cbb9a060c096bd54e74326", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "846f514a04f090fcc2f0014bcbd0eb947c7405e776cbb9a060c096bd54e74326", kill_on_drop: false }`
[INFO] [stdout] 846f514a04f090fcc2f0014bcbd0eb947c7405e776cbb9a060c096bd54e74326