[INFO] fetching crate enrgy 0.2.2...
[INFO] documenting enrgy-0.2.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate enrgy 0.2.2 into /workspace/builds/worker-76/source
[INFO] validating manifest of crates.io crate enrgy 0.2.2 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-76/source/rust-toolchain
[INFO] started tweaking crates.io crate enrgy 0.2.2
[INFO] finished tweaking crates.io crate enrgy 0.2.2
[INFO] tweaked toml for crates.io crate enrgy 0.2.2 written to /workspace/builds/worker-76/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-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] fcf84a47e33c38670df9175f58df7c899301b5330b7a336b141af5a92051ad7c
[INFO] running `Command { std: "docker" "start" "-a" "fcf84a47e33c38670df9175f58df7c899301b5330b7a336b141af5a92051ad7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcf84a47e33c38670df9175f58df7c899301b5330b7a336b141af5a92051ad7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf84a47e33c38670df9175f58df7c899301b5330b7a336b141af5a92051ad7c", kill_on_drop: false }`
[INFO] [stdout] fcf84a47e33c38670df9175f58df7c899301b5330b7a336b141af5a92051ad7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 113b19fc5b2e376b804d8ae2780c1105326b57369e5367fd2fc91ed641bc0481
[INFO] running `Command { std: "docker" "start" "-a" "113b19fc5b2e376b804d8ae2780c1105326b57369e5367fd2fc91ed641bc0481", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking path-tree v0.1.12
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking ctrlc v3.2.2
[INFO] [stderr]  Documenting enrgy v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(const_generics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `enrgy`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name enrgy src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=159bbe64808cc146 -L dependency=/opt/rustwide/target/debug/deps --extern ctrlc=/opt/rustwide/target/debug/deps/libctrlc-7c3709886f0aaaaf.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-b8b8fd6696894862.rmeta --extern form_urlencoded=/opt/rustwide/target/debug/deps/libform_urlencoded-ee4ac78a6f34a221.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-0b61054b794719d9.rmeta --extern path_tree=/opt/rustwide/target/debug/deps/libpath_tree-be82ac0be1eb7689.rmeta --extern percent_encoding=/opt/rustwide/target/debug/deps/libpercent_encoding-7752a685f98d59d0.rmeta --cap-lints=warn --crate-version 0.2.2` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "113b19fc5b2e376b804d8ae2780c1105326b57369e5367fd2fc91ed641bc0481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "113b19fc5b2e376b804d8ae2780c1105326b57369e5367fd2fc91ed641bc0481", kill_on_drop: false }`
[INFO] [stdout] 113b19fc5b2e376b804d8ae2780c1105326b57369e5367fd2fc91ed641bc0481