[INFO] cloning repository https://github.com/karlguy/hcc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/karlguy/hcc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarlguy%2Fhcc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarlguy%2Fhcc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18ef8c6b2ef54e1286b7d5b2544f6c7d64ac360d
[INFO] documenting karlguy/hcc 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%2Fkarlguy%2Fhcc" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/karlguy/hcc 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/karlguy/hcc
[INFO] finished tweaking git repo https://github.com/karlguy/hcc
[INFO] tweaked toml for git repo https://github.com/karlguy/hcc written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/karlguy/hcc 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] warning: unused manifest key: lib.patch
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 0ba4366da6a99917189dbc6297f1846728adcdcad2452878ee466f937640988b
[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" "0ba4366da6a99917189dbc6297f1846728adcdcad2452878ee466f937640988b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ba4366da6a99917189dbc6297f1846728adcdcad2452878ee466f937640988b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ba4366da6a99917189dbc6297f1846728adcdcad2452878ee466f937640988b", kill_on_drop: false }`
[INFO] [stdout] 0ba4366da6a99917189dbc6297f1846728adcdcad2452878ee466f937640988b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 578510c6b6e5e1de129b9311ab45b7dba80cb3bd5268a249e951552fa3454ba6
[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" "578510c6b6e5e1de129b9311ab45b7dba80cb3bd5268a249e951552fa3454ba6", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: lib.patch
[INFO] [stderr]     Checking libc v0.2.39
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.6
[INFO] [stderr]  Documenting hcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `tok`
[INFO] [stdout]   --> src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub mod tok;
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `tok`, create file "src/tok.rs"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `(`, `,`, `=`, `{`, or `}`, found `Init`
[INFO] [stdout]   --> src/ast.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |       UnInit
[INFO] [stdout]    |             - expected one of `(`, `,`, `=`, `{`, or `}`
[INFO] [stdout]    |  ___________|
[INFO] [stdout]    | |
[INFO] [stdout] 45 | |     Init
[INFO] [stdout]    | | |   ^^^^ unexpected token
[INFO] [stdout]    | |_|
[INFO] [stdout]    |   help: missing `,`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `(`, `,`, `=`, `{`, or `}`, found `Union`
[INFO] [stdout]   --> src/ast.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |       Init
[INFO] [stdout]    |           - expected one of `(`, `,`, `=`, `{`, or `}`
[INFO] [stdout]    |  _________|
[INFO] [stdout]    | |
[INFO] [stdout] 46 | |     Union(Union
[INFO] [stdout]    | | |   ^^^^^ unexpected token
[INFO] [stdout]    | |_|
[INFO] [stdout]    |   help: missing `,`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: mismatched closing delimiter: `}`
[INFO] [stdout]   --> src/ast.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub enum ValueStmt {
[INFO] [stdout]    |                    - closing delimiter possibly meant for this
[INFO] [stdout] ...
[INFO] [stdout] 46 |     Union(Union
[INFO] [stdout]    |          - unclosed delimiter
[INFO] [stdout] 47 | }
[INFO] [stdout]    | ^ mismatched closing delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `token`?
[INFO] [stdout]  --> src/lex.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use token::Direction::*;
[INFO] [stdout]   |     ^^^^^ maybe a missing crate `token`?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `token`?
[INFO] [stdout]  --> src/lex.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use token::Operator::*;
[INFO] [stdout]   |     ^^^^^ maybe a missing crate `token`?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `token`
[INFO] [stdout]  --> src/lex.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use token::*;
[INFO] [stdout]   |     ^^^^^ maybe a missing crate `token`?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Token` in this scope
[INFO] [stdout]  --> src/lex.rs:8:36
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn lex(buf: &Vec<char>) -> Vec<Token> {
[INFO] [stdout]   |           -                        ^^^^^ not found in this scope
[INFO] [stdout]   |           |
[INFO] [stdout]   |           help: you might be missing a type parameter: `<Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Token` in this scope
[INFO] [stdout]   --> src/lex.rs:28:59
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn parse_token_at(buf: &Vec<char>, pos: usize) -> Option<(Token, usize)> {
[INFO] [stdout]    |                  -                                        ^^^^^ not found in this scope
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: you might be missing a type parameter: `<Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Token` in this scope
[INFO] [stdout]   --> src/lex.rs:68:62
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn tokenize_single_char(buf: &[char], pos: usize) -> Option<(Token,usize)> {
[INFO] [stdout]    |                        -                                     ^^^^^ not found in this scope
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: you might be missing a type parameter: `<Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Token` in this scope
[INFO] [stdout]    --> src/lex.rs:119:41
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn tokenize_multi_char(buf: &[char]) -> Token {
[INFO] [stdout]     |                                         ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Token` in this scope
[INFO] [stdout]    --> src/lex.rs:173:54
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn tokenize_str(buf: &[char], pos: usize) -> Option<(Token,usize)> {
[INFO] [stdout]     |                -                                     ^^^^^ not found in this scope
[INFO] [stdout]     |                |
[INFO] [stdout]     |                help: you might be missing a type parameter: `<Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `DefDecl` in this scope
[INFO] [stdout]  --> src/ast.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Def(DefDecl),
[INFO] [stdout]   |         ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ImportDecl` in this scope
[INFO] [stdout]  --> src/ast.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Import(ImportDecl),
[INFO] [stdout]   |            ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NullDecl` in this scope
[INFO] [stdout]   --> src/ast.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Null(NullDecl)
[INFO] [stdout]    |          ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `AsmStmt` in this scope
[INFO] [stdout]   --> src/ast.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Asm(AsmStmt),
[INFO] [stdout]    |         ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BreakStmt` in this scope
[INFO] [stdout]   --> src/ast.rs:17:11
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Break(BreakStmt),
[INFO] [stdout]    |           ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `CompoundStmt` in this scope
[INFO] [stdout]   --> src/ast.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Compound(CompoundStmt),
[INFO] [stdout]    |              ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ForStmt` in this scope
[INFO] [stdout]   --> src/ast.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     For(ForStmt),
[INFO] [stdout]    |         ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `FuncCall` in this scope
[INFO] [stdout]   --> src/ast.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 |     FuncCall(FuncCall),
[INFO] [stdout]    |              ^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: there is an enum variant `ast::Stmt::FuncCall`; try using the variant's enum
[INFO] [stdout]    |
[INFO] [stdout] 21 |     FuncCall(ast::Stmt),
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `IfStmt` in this scope
[INFO] [stdout]   --> src/ast.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 |     If(IfStmt),
[INFO] [stdout]    |        ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `RetStmt` in this scope
[INFO] [stdout]   --> src/ast.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Ret(RetStmt),
[INFO] [stdout]    |         ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SwitchCase` in this scope
[INFO] [stdout]   --> src/ast.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |     SwitchCase(SwitchCase),
[INFO] [stdout]    |                ^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: there is an enum variant `ast::Stmt::SwitchCase`; try using the variant's enum
[INFO] [stdout]    |
[INFO] [stdout] 24 |     SwitchCase(ast::Stmt),
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `SwitchStmt` in this scope
[INFO] [stdout]   --> src/ast.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Switch(SwitchStmt),
[INFO] [stdout]    |            ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `WhileStmt` in this scope
[INFO] [stdout]   --> src/ast.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 |     While(WhileStmt),
[INFO] [stdout]    |           ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BinaryOperator` in this scope
[INFO] [stdout]   --> src/ast.rs:32:20
[INFO] [stdout]    |
[INFO] [stdout] 32 |     BinaryOperator(BinaryOperator)
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: there is an enum variant `ast::Expr::BinaryOperator`; try using the variant's enum
[INFO] [stdout]    |
[INFO] [stdout] 32 |     BinaryOperator(ast::Expr)
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Union` in this scope
[INFO] [stdout]   --> src/ast.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 |     Union(Union
[INFO] [stdout]    |           ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 5  | use std::collections::btree_set::Union;
[INFO] [stdout]    |
[INFO] [stdout] 5  | use std::collections::hash_set::Union;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(io)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 29 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0433, E0554, E0583.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `hcc`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name hcc src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-4cef34d6671a7dde.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-e53260b233a8201c.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "578510c6b6e5e1de129b9311ab45b7dba80cb3bd5268a249e951552fa3454ba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "578510c6b6e5e1de129b9311ab45b7dba80cb3bd5268a249e951552fa3454ba6", kill_on_drop: false }`
[INFO] [stdout] 578510c6b6e5e1de129b9311ab45b7dba80cb3bd5268a249e951552fa3454ba6