[INFO] cloning repository https://github.com/posix4e/rust-style
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/posix4e/rust-style" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fposix4e%2Frust-style", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fposix4e%2Frust-style'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 390b8712ab021effec3c5ea49b9ee5a9b9493e4b
[INFO] documenting posix4e/rust-style against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fposix4e%2Frust-style" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/posix4e/rust-style on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/posix4e/rust-style
[INFO] finished tweaking git repo https://github.com/posix4e/rust-style
[INFO] tweaked toml for git repo https://github.com/posix4e/rust-style written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/posix4e/rust-style already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/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[INFO] the lockfile is outdated, regenerating it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" "+1.46.0" "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" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9d82a668318c4674f5ec08574b0632cb0d28d49218897420a614694a4fcd11e
[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" "a9d82a668318c4674f5ec08574b0632cb0d28d49218897420a614694a4fcd11e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9d82a668318c4674f5ec08574b0632cb0d28d49218897420a614694a4fcd11e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9d82a668318c4674f5ec08574b0632cb0d28d49218897420a614694a4fcd11e", kill_on_drop: false }`
[INFO] [stdout] a9d82a668318c4674f5ec08574b0632cb0d28d49218897420a614694a4fcd11e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d96055c59069f48f78531778490c08f330eea258c9c610c844912fe3e4228bd7
[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" "d96055c59069f48f78531778490c08f330eea258c9c610c844912fe3e4228bd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking strsim v0.9.3
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling extprim v1.7.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking syntex_pos v0.59.1
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking syntex_errors v0.59.1
[INFO] [stderr]     Checking syntex_syntax v0.59.1
[INFO] [stderr]  Documenting rust-style v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `toml::Table`
[INFO] [stdout]  --> src/format_options.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use toml::{self, Value, Table};
[INFO] [stdout]   |                         ^^^^^ no `Table` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syntax::codemap::mk_sp`
[INFO] [stdout]  --> src/source.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syntax::codemap::{mk_sp, Span, Pos, BytePos};
[INFO] [stdout]   |                       ^^^^^ no `mk_sp` in `codemap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syntax::parse::lexer::Reader`
[INFO] [stdout]  --> src/source.rs:4:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syntax::parse::lexer::{StringReader, Reader};
[INFO] [stdout]   |                                          ^^^^^^ no `Reader` in `parse::lexer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syntax::codemap::mk_sp`
[INFO] [stdout]  --> src/token.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use syntax::codemap::{mk_sp, Span, BytePos};
[INFO] [stdout]   |                       ^^^^^ no `mk_sp` in `codemap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syntax::codemap::mk_sp`
[INFO] [stdout]  --> src/unwrapped_line.rs:2:23
[INFO] [stdout]   |
[INFO] [stdout] 2 | use syntax::codemap::{mk_sp, BytePos};
[INFO] [stdout]   |                       ^^^^^ no `mk_sp` in `codemap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syntax::codemap::mk_sp`
[INFO] [stdout]  --> src/whitespace_manager.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syntax::codemap::{mk_sp, Span, BytePos};
[INFO] [stdout]   |                       ^^^^^ no `mk_sp` in `codemap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ParserError` in crate `toml`
[INFO] [stdout]    --> src/format_options.rs:160:26
[INFO] [stdout]     |
[INFO] [stdout] 160 |     ParseError(Vec<toml::ParserError>),
[INFO] [stdout]     |                          ^^^^^^^^^^^ not found in `toml`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 1   | use rustc_serialize::json::ParserError;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `keywords` is private
[INFO] [stdout]   --> src/annotate.rs:2:27
[INFO] [stdout]    |
[INFO] [stdout] 2  | use syntax::parse::token::keywords::Keyword;
[INFO] [stdout]    |                           ^^^^^^^^ private module
[INFO] [stdout]    |
[INFO] [stdout] note: the module `keywords` is defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.59.1/src/parse/token.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use symbol::keywords;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `keywords` is private
[INFO] [stdout]   --> src/continuation_indenter.rs:4:27
[INFO] [stdout]    |
[INFO] [stdout] 4  | use syntax::parse::token::keywords::Keyword;
[INFO] [stdout]    |                           ^^^^^^^^ private module
[INFO] [stdout]    |
[INFO] [stdout] note: the module `keywords` is defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.59.1/src/parse/token.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use symbol::keywords;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `keywords` is private
[INFO] [stdout]   --> src/token.rs:3:27
[INFO] [stdout]    |
[INFO] [stdout] 3  | use syntax::parse::token::keywords::Keyword;
[INFO] [stdout]    |                           ^^^^^^^^ private module
[INFO] [stdout]    |
[INFO] [stdout] note: the module `keywords` is defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.59.1/src/parse/token.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use symbol::keywords;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `keywords` is private
[INFO] [stdout]   --> src/unwrapped_line.rs:3:27
[INFO] [stdout]    |
[INFO] [stdout] 3  | use syntax::parse::token::keywords::Keyword;
[INFO] [stdout]    |                           ^^^^^^^^ private module
[INFO] [stdout]    |
[INFO] [stdout] note: the module `keywords` is defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.59.1/src/parse/token.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use symbol::keywords;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `rust-style`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name rust_style 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 diff=/opt/rustwide/target/debug/deps/libdiff-ff398df23623caad.rmeta --extern docopt=/opt/rustwide/target/debug/deps/libdocopt-45e056bb6f53435a.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-91c2b32d0ceb9511.rmeta --extern rustc_serialize=/opt/rustwide/target/debug/deps/librustc_serialize-0e355727854478f2.rmeta --extern syntex_syntax=/opt/rustwide/target/debug/deps/libsyntex_syntax-82ced15311aef451.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-9b3f1f3f0b1e6b0d.rmeta --extern typed_arena=/opt/rustwide/target/debug/deps/libtyped_arena-c514a86958ee377f.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "d96055c59069f48f78531778490c08f330eea258c9c610c844912fe3e4228bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96055c59069f48f78531778490c08f330eea258c9c610c844912fe3e4228bd7", kill_on_drop: false }`
[INFO] [stdout] d96055c59069f48f78531778490c08f330eea258c9c610c844912fe3e4228bd7