[INFO] cloning repository https://github.com/akky2501/Ruml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akky2501/Ruml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakky2501%2FRuml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakky2501%2FRuml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb84680a5dec0dde3d2fb0718267528f27fd9931
[INFO] documenting akky2501/Ruml against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakky2501%2FRuml" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akky2501/Ruml on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/akky2501/Ruml
[INFO] finished tweaking git repo https://github.com/akky2501/Ruml
[INFO] tweaked toml for git repo https://github.com/akky2501/Ruml written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/akky2501/Ruml already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pom v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9f843ef6dbb1b4ae69a1c365f978fa745538b2175dbfda338b10ddd1cfa1580
[INFO] running `Command { std: "docker" "start" "-a" "b9f843ef6dbb1b4ae69a1c365f978fa745538b2175dbfda338b10ddd1cfa1580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9f843ef6dbb1b4ae69a1c365f978fa745538b2175dbfda338b10ddd1cfa1580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f843ef6dbb1b4ae69a1c365f978fa745538b2175dbfda338b10ddd1cfa1580", kill_on_drop: false }`
[INFO] [stdout] b9f843ef6dbb1b4ae69a1c365f978fa745538b2175dbfda338b10ddd1cfa1580
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a054abf9ebfe5992a3ddfd1ef8372fe16811ed97ae51f1a79cda56158de07ab9
[INFO] running `Command { std: "docker" "start" "-a" "a054abf9ebfe5992a3ddfd1ef8372fe16811ed97ae51f1a79cda56158de07ab9", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking pom v1.0.1
[INFO] [stderr]  Documenting Ruml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: type ascription cannot be followed by a method call
[INFO] [stdout]    --> src/typing.rs:426:29
[INFO] [stdout]     |
[INFO] [stdout] 426 |             *type_ = infer!(name : ty.generalize(env), cont);
[INFO] [stdout]     |                             ^^^^-----
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove the type ascription
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax, box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/parse.rs:356:20
[INFO] [stdout]     |
[INFO] [stdout] 356 | fn let_decl() -> P<((Id, Ast))> {
[INFO] [stdout]     |                    ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 356 - fn let_decl() -> P<((Id, Ast))> {
[INFO] [stdout] 356 + fn let_decl() -> P<(Id, Ast)> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/parse.rs:364:5
[INFO] [stdout]     |
[INFO] [stdout] 364 |     (head * ms1() * list(l, ms1()*seq("and")*ms1()))
[INFO] [stdout]     |     ^                                              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 364 -     (head * ms1() * list(l, ms1()*seq("and")*ms1()))
[INFO] [stdout] 364 +     head * ms1() * list(l, ms1()*seq("and")*ms1())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `Ruml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name Ruml 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=db0fef6de218393e -L dependency=/opt/rustwide/target/debug/deps --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-bfaa2b1c7e891087.rmeta --extern pom=/opt/rustwide/target/debug/deps/libpom-7bf21747ce5b5a01.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "a054abf9ebfe5992a3ddfd1ef8372fe16811ed97ae51f1a79cda56158de07ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a054abf9ebfe5992a3ddfd1ef8372fe16811ed97ae51f1a79cda56158de07ab9", kill_on_drop: false }`
[INFO] [stdout] a054abf9ebfe5992a3ddfd1ef8372fe16811ed97ae51f1a79cda56158de07ab9
