[INFO] fetching crate qdk_sim_experimental 0.24.210928-beta...
[INFO] documenting qdk_sim_experimental-0.24.210928-beta against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate qdk_sim_experimental 0.24.210928-beta into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate qdk_sim_experimental 0.24.210928-beta 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 qdk_sim_experimental 0.24.210928-beta
[INFO] finished tweaking crates.io crate qdk_sim_experimental 0.24.210928-beta
[INFO] tweaked toml for crates.io crate qdk_sim_experimental 0.24.210928-beta written to /workspace/builds/worker-21/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 26626949d0af697e5c134c1f4581a75fe5d63c87d0ac434fdf0ac29a460d6d82
[INFO] running `Command { std: "docker" "start" "-a" "26626949d0af697e5c134c1f4581a75fe5d63c87d0ac434fdf0ac29a460d6d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26626949d0af697e5c134c1f4581a75fe5d63c87d0ac434fdf0ac29a460d6d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26626949d0af697e5c134c1f4581a75fe5d63c87d0ac434fdf0ac29a460d6d82", kill_on_drop: false }`
[INFO] [stdout] 26626949d0af697e5c134c1f4581a75fe5d63c87d0ac434fdf0ac29a460d6d82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] d4625a6f895518551097c1fab34b86b90b77e934447b0b3a4e66fc61282455de
[INFO] running `Command { std: "docker" "start" "-a" "d4625a6f895518551097c1fab34b86b90b77e934447b0b3a4e66fc61282455de", kill_on_drop: false }`
[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 semver v1.0.9
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking cargo-lock v7.1.0
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]     Checking built v0.5.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.7
[INFO] [stderr]    Compiling qdk_sim_experimental v0.24.210928-beta (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num_enum v0.5.7
[INFO] [stderr]  Documenting qdk_sim_experimental v0.24.210928-beta (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stdout]   --> src/lib.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![cfg_attr(doc, warn(missing_doc_code_examples))]
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![cfg_attr(doc, feature(extended_key_value_attributes))]
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `extended_key_value_attributes` has been stable since 1.54.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `qdk_sim_experimental`
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Caused by:
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type rlib --crate-type staticlib --crate-type cdylib --crate-name qdk_sim src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=def55626d44e39d6 -L dependency=/opt/rustwide/target/debug/deps --extern built=/opt/rustwide/target/debug/deps/libbuilt-6decafce489c0119.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-483f5a2788925099.rmeta --extern derive_more=/opt/rustwide/target/debug/deps/libderive_more-68d21d08071dacb9.so --extern getrandom=/opt/rustwide/target/debug/deps/libgetrandom-ada5e49fbfa48877.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-878b88b4202074c2.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-701e134f05ff346a.rmeta --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-2e1ec5b2e2fce676.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-24cedafb3609a38c.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-c044e835dd621079.rmeta --extern num_enum=/opt/rustwide/target/debug/deps/libnum_enum-e623e064d9863454.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-7a3116b9fe9a8326.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-624adcf9f59702a0.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-b4529a4be68ca3dd.rmeta --cap-lints=warn --crate-version 0.24.210928-beta` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d4625a6f895518551097c1fab34b86b90b77e934447b0b3a4e66fc61282455de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4625a6f895518551097c1fab34b86b90b77e934447b0b3a4e66fc61282455de", kill_on_drop: false }`
[INFO] [stdout] d4625a6f895518551097c1fab34b86b90b77e934447b0b3a4e66fc61282455de