[INFO] cloning repository https://github.com/jFransham/polish-prefix-language
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jFransham/polish-prefix-language" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjFransham%2Fpolish-prefix-language", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjFransham%2Fpolish-prefix-language'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a5ad5bb468a0f3e57d1489ec5f6906419bbfb73
[INFO] documenting jFransham/polish-prefix-language against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjFransham%2Fpolish-prefix-language" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jFransham/polish-prefix-language on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jFransham/polish-prefix-language
[INFO] finished tweaking git repo https://github.com/jFransham/polish-prefix-language
[INFO] tweaked toml for git repo https://github.com/jFransham/polish-prefix-language written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/jFransham/polish-prefix-language already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-9/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded combine v4.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae0b4950830ebe07992d9c65d96a51b4a9e9ba13ab6ec9b498bcdab53a6e85b3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ae0b4950830ebe07992d9c65d96a51b4a9e9ba13ab6ec9b498bcdab53a6e85b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae0b4950830ebe07992d9c65d96a51b4a9e9ba13ab6ec9b498bcdab53a6e85b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0b4950830ebe07992d9c65d96a51b4a9e9ba13ab6ec9b498bcdab53a6e85b3", kill_on_drop: false }`
[INFO] [stdout] ae0b4950830ebe07992d9c65d96a51b4a9e9ba13ab6ec9b498bcdab53a6e85b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2047d08e37bbde72f8ef89099d638e61fbff11eded49951b124f1c3da789da3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f2047d08e37bbde72f8ef89099d638e61fbff11eded49951b124f1c3da789da3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]     Checking combine v4.3.1
[INFO] [stderr]  Documenting polish-prefix-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `combine::primitives`
[INFO] [stdout]  --> src/ast/mod.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use combine::primitives::{Error, Info, Positioner};
[INFO] [stdout]   |              ^^^^^^^^^^ could not find `primitives` in `combine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `combine::primitives`
[INFO] [stdout]  --> src/ast/parsers.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use combine::primitives::Stream;
[INFO] [stdout]   |              ^^^^^^^^^^ could not find `primitives` in `combine`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `State` in this scope
[INFO] [stdout]   --> src/ast/parsers.rs:25:44
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn identifier<I: Stream<Item=char>>(input: State<I>) -> ParseResult<String, I> {
[INFO] [stdout]    |                                            ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 1  | use ast::parsers::parser::repeat::State;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `State` in this scope
[INFO] [stdout]   --> src/ast/parsers.rs:43:44
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn macro_call<I: Stream<Item=char>>(input: State<I>) -> ParseResult<Expr, I> {
[INFO] [stdout]    |                                            ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 1  | use ast::parsers::parser::repeat::State;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `State` in this scope
[INFO] [stdout]   --> src/ast/parsers.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 61 |     input: State<I>
[INFO] [stdout]    |            ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 1  | use ast::parsers::parser::repeat::State;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `State` in this scope
[INFO] [stdout]   --> src/ast/parsers.rs:70:45
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn string_char<I: Stream<Item=char>>(input: State<I>) -> ParseResult<char, I> {
[INFO] [stdout]    |                                             ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 1  | use ast::parsers::parser::repeat::State;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `State` in this scope
[INFO] [stdout]   --> src/ast/parsers.rs:85:38
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn unit<I: Stream<Item=char>>(input: State<I>) -> ParseResult<Expr, I> {
[INFO] [stdout]    |                                      ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 1  | use ast::parsers::parser::repeat::State;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `State` in this scope
[INFO] [stdout]    --> src/ast/parsers.rs:154:41
[INFO] [stdout]     |
[INFO] [stdout] 154 | fn fn_name<I: Stream<Item=char>>(input: State<I>) -> ParseResult<Expr, I> {
[INFO] [stdout]     |                                         ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ast::parsers::parser::repeat::State;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `State` in this scope
[INFO] [stdout]    --> src/ast/parsers.rs:205:38
[INFO] [stdout]     |
[INFO] [stdout] 205 | fn expr<I: Stream<Item=char>>(input: State<I>) -> ParseResult<Expr, I> {
[INFO] [stdout]     |                                      ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ast::parsers::parser::repeat::State;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `State` in this scope
[INFO] [stdout]    --> src/ast/parsers.rs:231:12
[INFO] [stdout]     |
[INFO] [stdout] 231 |     input: State<I>
[INFO] [stdout]     |            ^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 1   | use ast::parsers::parser::repeat::State;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[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(box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(stmt_expr_attributes)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(question_mark)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `polish-prefix-lang`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name polish_prefix_lang src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern combine=/opt/rustwide/target/debug/deps/libcombine-06851bf0180ce23a.rmeta --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-2fd8ac9233e50ecf.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "f2047d08e37bbde72f8ef89099d638e61fbff11eded49951b124f1c3da789da3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2047d08e37bbde72f8ef89099d638e61fbff11eded49951b124f1c3da789da3", kill_on_drop: false }`
[INFO] [stdout] f2047d08e37bbde72f8ef89099d638e61fbff11eded49951b124f1c3da789da3