[INFO] fetching crate seax_svm 0.2.8...
[INFO] documenting seax_svm-0.2.8 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate seax_svm 0.2.8 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate seax_svm 0.2.8 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate seax_svm 0.2.8
[INFO] finished tweaking crates.io crate seax_svm 0.2.8
[INFO] tweaked toml for crates.io crate seax_svm 0.2.8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 380fe387516557d3af2b351ad6b054bb48c90efbc31a93f45c1095e6ba424646
[INFO] running `Command { std: "docker" "start" "-a" "380fe387516557d3af2b351ad6b054bb48c90efbc31a93f45c1095e6ba424646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "380fe387516557d3af2b351ad6b054bb48c90efbc31a93f45c1095e6ba424646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "380fe387516557d3af2b351ad6b054bb48c90efbc31a93f45c1095e6ba424646", kill_on_drop: false }`
[INFO] [stdout] 380fe387516557d3af2b351ad6b054bb48c90efbc31a93f45c1095e6ba424646
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6848c7154c1010eb3dacd07670f4a47ae9de1d1aeae25ffeb5676000f8eae369
[INFO] running `Command { std: "docker" "start" "-a" "6848c7154c1010eb3dacd07670f4a47ae9de1d1aeae25ffeb5676000f8eae369", kill_on_drop: false }`
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]  Documenting seax_svm v0.2.8 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:165:58
[INFO] [stdout]     |
[INFO] [stdout] 165 |                     ), newer_control)) => match self.env[(lvl-1)] {
[INFO] [stdout]     |                                                          ^     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 165 -                     ), newer_control)) => match self.env[(lvl-1)] {
[INFO] [stdout] 165 +                     ), newer_control)) => match self.env[lvl-1] {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:192:59
[INFO] [stdout]     |
[INFO] [stdout] 192 |                     ), newer_control)) =>  match self.env[(lvl-1)] {
[INFO] [stdout]     |                                                           ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 192 -                     ), newer_control)) =>  match self.env[(lvl-1)] {
[INFO] [stdout] 192 +                     ), newer_control)) =>  match self.env[lvl-1] {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/lib.rs:194:58
[INFO] [stdout]     |
[INFO] [stdout] 194 | ...                   stack: self.stack.push(level[(idx-1)].clone()),
[INFO] [stdout]     |                                                    ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 194 -                             stack: self.stack.push(level[(idx-1)].clone()),
[INFO] [stdout] 194 +                             stack: self.stack.push(level[idx-1].clone()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]   --> src/slist.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn pop(self)            -> Option<(T, Self)>;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because it appears within the type `(T, Self)`
[INFO] [stdout] note: required by a bound in `std::option::Option`
[INFO] [stdout]   --> /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/option.rs:569:1
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn pop(self)            -> Option<(T, Self)> where Self: std::marker::Sized;
[INFO] [stdout]    |                                                  ++++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `seax_svm`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --crate-type lib --crate-name seax_svm src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=413e235c56cd89c1 -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-7620dcb02882a88c.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-3d27937a83d9eb13.rmeta --cap-lints=warn --crate-version 0.2.8` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "6848c7154c1010eb3dacd07670f4a47ae9de1d1aeae25ffeb5676000f8eae369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6848c7154c1010eb3dacd07670f4a47ae9de1d1aeae25ffeb5676000f8eae369", kill_on_drop: false }`
[INFO] [stdout] 6848c7154c1010eb3dacd07670f4a47ae9de1d1aeae25ffeb5676000f8eae369
