[INFO] cloning repository https://github.com/jonimake/MiniPLInterpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonimake/MiniPLInterpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonimake%2FMiniPLInterpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonimake%2FMiniPLInterpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e37ad3a280e2ed53f21c6175d583897b1cc096c
[INFO] documenting jonimake/MiniPLInterpreter against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonimake%2FMiniPLInterpreter" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonimake/MiniPLInterpreter 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 git repo https://github.com/jonimake/MiniPLInterpreter
[INFO] finished tweaking git repo https://github.com/jonimake/MiniPLInterpreter
[INFO] tweaked toml for git repo https://github.com/jonimake/MiniPLInterpreter written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/jonimake/MiniPLInterpreter 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] [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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 24c36b51b06355703569f8eeea91bf620cedcced5059831c80d826222fd947e6
[INFO] running `Command { std: "docker" "start" "-a" "24c36b51b06355703569f8eeea91bf620cedcced5059831c80d826222fd947e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24c36b51b06355703569f8eeea91bf620cedcced5059831c80d826222fd947e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24c36b51b06355703569f8eeea91bf620cedcced5059831c80d826222fd947e6", kill_on_drop: false }`
[INFO] [stdout] 24c36b51b06355703569f8eeea91bf620cedcced5059831c80d826222fd947e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 179c1fe904a95314a8c3644c7ed7b01fc1b8f5ed0fb847f1a6c7c9dfb8a5128d
[INFO] running `Command { std: "docker" "start" "-a" "179c1fe904a95314a8c3644c7ed7b01fc1b8f5ed0fb847f1a6c7c9dfb8a5128d", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.35
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking fern v0.4.4
[INFO] [stderr]     Checking simplelog v0.4.4
[INFO] [stderr]     Checking clap v2.29.1
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]     Checking structopt v0.1.6
[INFO] [stderr]  Documenting mini_pli_interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(uniform_paths, tool_lints)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `uniform_paths` has been stable since 1.32.0 and no longer requires an attribute to enable
[INFO] [stdout]   = help: the feature `tool_lints` has been stable since 1.31.0 and no longer requires an attribute to enable
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `mini_pli_interpreter`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name mini_pli_interpreter src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=1a95f956642ee7c9 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-0bdf4f84bee67de2.rmeta --extern fern=/opt/rustwide/target/debug/deps/libfern-1d5bf75c5a7e0b37.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-a5be8e7e0f6809e4.rmeta --extern simplelog=/opt/rustwide/target/debug/deps/libsimplelog-b1f996030e37358e.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-8a108a0da7de3242.rmeta --extern structopt_derive=/opt/rustwide/target/debug/deps/libstructopt_derive-f75f9990163d4d69.so --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "179c1fe904a95314a8c3644c7ed7b01fc1b8f5ed0fb847f1a6c7c9dfb8a5128d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "179c1fe904a95314a8c3644c7ed7b01fc1b8f5ed0fb847f1a6c7c9dfb8a5128d", kill_on_drop: false }`
[INFO] [stdout] 179c1fe904a95314a8c3644c7ed7b01fc1b8f5ed0fb847f1a6c7c9dfb8a5128d