[INFO] fetching crate panini_logic 0.0.0...
[INFO] documenting panini_logic-0.0.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate panini_logic 0.0.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate panini_logic 0.0.0 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] started tweaking crates.io crate panini_logic 0.0.0
[INFO] finished tweaking crates.io crate panini_logic 0.0.0
[INFO] tweaked toml for crates.io crate panini_logic 0.0.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 0042e45f7087a4b7ce80e57425d3036a76c046b85792f1ea36cc83cc354df7af
[INFO] running `Command { std: "docker" "start" "-a" "0042e45f7087a4b7ce80e57425d3036a76c046b85792f1ea36cc83cc354df7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0042e45f7087a4b7ce80e57425d3036a76c046b85792f1ea36cc83cc354df7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0042e45f7087a4b7ce80e57425d3036a76c046b85792f1ea36cc83cc354df7af", kill_on_drop: false }`
[INFO] [stdout] 0042e45f7087a4b7ce80e57425d3036a76c046b85792f1ea36cc83cc354df7af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 7637fed076a6aa4b394c052d66b3c4689e935d49ef07d68d9bcadc575a73dbf6
[INFO] running `Command { std: "docker" "start" "-a" "7637fed076a6aa4b394c052d66b3c4689e935d49ef07d68d9bcadc575a73dbf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking ref_slice v1.2.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bit-matrix v0.2.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking cfg v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[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 v0.1.43
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking cfg-regex v0.1.1
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling enum_coder v0.0.1
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking optional v0.5.0
[INFO] [stderr]     Checking serde_cbor v0.10.2
[INFO] [stderr]     Checking bit-matrix v0.4.0
[INFO] [stderr]     Checking cfg v0.4.0
[INFO] [stderr]     Checking gearley v0.0.2
[INFO] [stderr]  Documenting panini_logic v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(plugin_registrar, rustc_private)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: a __rustc_plugin_registrar symbol must now be defined instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0462]: found staticlib `rustc` instead of rlib or dylib
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate rustc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: please recompile that crate using --crate-type lib
[INFO] [stdout]   = note: the following crate versions were found:
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2022-05-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.asan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2022-05-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.msan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2022-05-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.tsan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/beta-2022-05-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-beta_rt.lsan.a
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]  --> src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate syntax;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax_pos`
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | extern crate syntax_pos;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(plugin_registrar, rustc_private)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `panini_logic`
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0554, E0557.
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name panini_logic src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=fd3a76f9e25c8701 -L dependency=/opt/rustwide/target/debug/deps --extern bit_matrix=/opt/rustwide/target/debug/deps/libbit_matrix-d8224dcc3fc4ed8f.rmeta --extern cfg=/opt/rustwide/target/debug/deps/libcfg-eae79b0ae6d0d89e.rmeta --extern cfg_regex=/opt/rustwide/target/debug/deps/libcfg_regex-0da44ab412b54164.rmeta --extern enum_coder=/opt/rustwide/target/debug/deps/libenum_coder-d8134e73d77eba52.so --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-6f8744a63166a93f.rmeta --extern gearley=/opt/rustwide/target/debug/deps/libgearley-03932d1e841420ed.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-c2966570978c8032.rmeta --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-968ec89f12a946c3.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-412f8ac4638e7e9b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c3252a44ced4e42f.rmeta --extern serde_cbor=/opt/rustwide/target/debug/deps/libserde_cbor-a68faee61c02a0a3.rmeta --cap-lints=warn --crate-version 0.0.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "7637fed076a6aa4b394c052d66b3c4689e935d49ef07d68d9bcadc575a73dbf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7637fed076a6aa4b394c052d66b3c4689e935d49ef07d68d9bcadc575a73dbf6", kill_on_drop: false }`
[INFO] [stdout] 7637fed076a6aa4b394c052d66b3c4689e935d49ef07d68d9bcadc575a73dbf6