[INFO] fetching crate mauzi_macros 0.0.2...
[INFO] documenting mauzi_macros-0.0.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate mauzi_macros 0.0.2 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate mauzi_macros 0.0.2 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] started tweaking crates.io crate mauzi_macros 0.0.2
[INFO] finished tweaking crates.io crate mauzi_macros 0.0.2
[INFO] tweaked toml for crates.io crate mauzi_macros 0.0.2 written to /workspace/builds/worker-25/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] 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-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 083203fba88a674fb3d23c564d1a8d7ed98741807998736bf8f6d0f31037e631
[INFO] running `Command { std: "docker" "start" "-a" "083203fba88a674fb3d23c564d1a8d7ed98741807998736bf8f6d0f31037e631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "083203fba88a674fb3d23c564d1a8d7ed98741807998736bf8f6d0f31037e631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "083203fba88a674fb3d23c564d1a8d7ed98741807998736bf8f6d0f31037e631", kill_on_drop: false }`
[INFO] [stdout] 083203fba88a674fb3d23c564d1a8d7ed98741807998736bf8f6d0f31037e631
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 3c194c8b761a1e3645e6f4e7f5a30511639a16dcdf9b6bac4c2a53f3a0d49fd8
[INFO] running `Command { std: "docker" "start" "-a" "3c194c8b761a1e3645e6f4e7f5a30511639a16dcdf9b6bac4c2a53f3a0d49fd8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking literalext v0.1.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/literalext-0.1.1/src/lib.rs:19:37
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![cfg_attr(feature = "proc-macro", feature(proc_macro))]
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `literalext` due to 2 previous errors
[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] running `Command { std: "docker" "inspect" "3c194c8b761a1e3645e6f4e7f5a30511639a16dcdf9b6bac4c2a53f3a0d49fd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c194c8b761a1e3645e6f4e7f5a30511639a16dcdf9b6bac4c2a53f3a0d49fd8", kill_on_drop: false }`
[INFO] [stdout] 3c194c8b761a1e3645e6f4e7f5a30511639a16dcdf9b6bac4c2a53f3a0d49fd8