[INFO] fetching crate garando_syntax2 0.1.0...
[INFO] documenting garando_syntax2-0.1.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate garando_syntax2 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate garando_syntax2 0.1.0 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 crates.io crate garando_syntax2 0.1.0
[INFO] finished tweaking crates.io crate garando_syntax2 0.1.0
[INFO] tweaked toml for crates.io crate garando_syntax2 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded garando_pos v0.1.0
[INFO] [stderr]   Downloaded garando_errors v0.1.0
[INFO] [stderr]   Downloaded term v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4aef179dc6d5ed49353b5d6a582ca17a062e155540e63be974d68bd20d241f5b
[INFO] running `Command { std: "docker" "start" "-a" "4aef179dc6d5ed49353b5d6a582ca17a062e155540e63be974d68bd20d241f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4aef179dc6d5ed49353b5d6a582ca17a062e155540e63be974d68bd20d241f5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aef179dc6d5ed49353b5d6a582ca17a062e155540e63be974d68bd20d241f5b", kill_on_drop: false }`
[INFO] [stdout] 4aef179dc6d5ed49353b5d6a582ca17a062e155540e63be974d68bd20d241f5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2f212ebb7081b7ec86774529dbd6f5c1d2f4c03d948501bb55d7dd15200974e7
[INFO] running `Command { std: "docker" "start" "-a" "2f212ebb7081b7ec86774529dbd6f5c1d2f4c03d948501bb55d7dd15200974e7", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking serde v1.0.160
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking garando_pos v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.96
[INFO] [stderr]     Checking garando_errors v0.1.0
[INFO] [stderr]  Documenting garando_syntax2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0275]: overflow evaluating the requirement `std::boxed::Box<ast::Local>: std::panic::RefUnwindSafe`
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider increasing the recursion limit by adding a `#![recursion_limit = "256"]` attribute to your crate (`garando_syntax2`)
[INFO] [stdout] note: required because it appears within the type `P<Local>`
[INFO] [stdout]     --> src/ptr.rs:40:12
[INFO] [stdout]      |
[INFO] [stdout] 40   | pub struct P<T: ?Sized> {
[INFO] [stdout]      |            ^
[INFO] [stdout] note: required because it appears within the type `StmtKind`
[INFO] [stdout]     --> src/ast.rs:723:10
[INFO] [stdout]      |
[INFO] [stdout] 723  | pub enum StmtKind {
[INFO] [stdout]      |          ^^^^^^^^
[INFO] [stdout] note: required because it appears within the type `Stmt`
[INFO] [stdout]     --> src/ast.rs:692:12
[INFO] [stdout]      |
[INFO] [stdout] 692  | pub struct Stmt {
[INFO] [stdout]      |            ^^^^
[INFO] [stdout]      = note: required because it appears within the type `*const Stmt`
[INFO] [stdout]      = note: required because it appears within the type `NonNull<Stmt>`
[INFO] [stdout]      = note: required because it appears within the type `Unique<Stmt>`
[INFO] [stdout]      = note: required because it appears within the type `RawVec<Stmt>`
[INFO] [stdout]      = note: required because it appears within the type `Vec<Stmt>`
[INFO] [stdout] note: required because it appears within the type `Block`
[INFO] [stdout]     --> src/ast.rs:439:12
[INFO] [stdout]      |
[INFO] [stdout] 439  | pub struct Block {
[INFO] [stdout]      |            ^^^^^
[INFO] [stdout]      = note: required because it appears within the type `*const Block`
[INFO] [stdout]      = note: required because it appears within the type `NonNull<Block>`
[INFO] [stdout]      = note: required because it appears within the type `Unique<Block>`
[INFO] [stdout]      = note: required because it appears within the type `Box<Block>`
[INFO] [stdout] note: required because it appears within the type `P<Block>`
[INFO] [stdout]     --> src/ptr.rs:40:12
[INFO] [stdout]      |
[INFO] [stdout] 40   | pub struct P<T: ?Sized> {
[INFO] [stdout]      |            ^
[INFO] [stdout] note: required because it appears within the type `ExprKind`
[INFO] [stdout]     --> src/ast.rs:831:10
[INFO] [stdout]      |
[INFO] [stdout] 831  | pub enum ExprKind {
[INFO] [stdout]      |          ^^^^^^^^
[INFO] [stdout] note: required because it appears within the type `Expr`
[INFO] [stdout]     --> src/ast.rs:808:12
[INFO] [stdout]      |
[INFO] [stdout] 808  | pub struct Expr {
[INFO] [stdout]      |            ^^^^
[INFO] [stdout]      = note: required because it appears within the type `*const Expr`
[INFO] [stdout]      = note: required because it appears within the type `NonNull<Expr>`
[INFO] [stdout]      = note: required because it appears within the type `Unique<Expr>`
[INFO] [stdout]      = note: required because it appears within the type `Box<Expr>`
[INFO] [stdout] note: required because it appears within the type `P<Expr>`
[INFO] [stdout]     --> src/ptr.rs:40:12
[INFO] [stdout]      |
[INFO] [stdout] 40   | pub struct P<T: ?Sized> {
[INFO] [stdout]      |            ^
[INFO] [stdout] note: required because it appears within the type `TyKind`
[INFO] [stdout]     --> src/ast.rs:1330:10
[INFO] [stdout]      |
[INFO] [stdout] 1330 | pub enum TyKind {
[INFO] [stdout]      |          ^^^^^^
[INFO] [stdout] note: required because it appears within the type `Ty`
[INFO] [stdout]     --> src/ast.rs:1308:12
[INFO] [stdout]      |
[INFO] [stdout] 1308 | pub struct Ty {
[INFO] [stdout]      |            ^^
[INFO] [stdout]      = note: required because it appears within the type `*const Ty`
[INFO] [stdout]      = note: required because it appears within the type `NonNull<Ty>`
[INFO] [stdout]      = note: required because it appears within the type `Unique<Ty>`
[INFO] [stdout]      = note: required because it appears within the type `Box<Ty>`
[INFO] [stdout] note: required because it appears within the type `P<Ty>`
[INFO] [stdout]     --> src/ptr.rs:40:12
[INFO] [stdout]      |
[INFO] [stdout] 40   | pub struct P<T: ?Sized> {
[INFO] [stdout]      |            ^
[INFO] [stdout]      = note: required because it appears within the type `*const P<Ty>`
[INFO] [stdout]      = note: required because it appears within the type `NonNull<P<Ty>>`
[INFO] [stdout]      = note: required because it appears within the type `Unique<P<Ty>>`
[INFO] [stdout]      = note: required because it appears within the type `RawVec<P<Ty>>`
[INFO] [stdout]      = note: required because it appears within the type `Vec<P<Ty>>`
[INFO] [stdout] note: required because it appears within the type `AngleBracketedParameterData`
[INFO] [stdout]     --> src/ast.rs:162:12
[INFO] [stdout]      |
[INFO] [stdout] 162  | pub struct AngleBracketedParameterData {
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: required because it appears within the type `PathParameters`
[INFO] [stdout]     --> src/ast.rs:153:10
[INFO] [stdout]      |
[INFO] [stdout] 153  | pub enum PathParameters {
[INFO] [stdout]      |          ^^^^^^^^^^^^^^
[INFO] [stdout]      = note: required because it appears within the type `*const PathParameters`
[INFO] [stdout]      = note: required because it appears within the type `NonNull<PathParameters>`
[INFO] [stdout]      = note: required because it appears within the type `Unique<PathParameters>`
[INFO] [stdout]      = note: required because it appears within the type `Box<PathParameters>`
[INFO] [stdout] note: required because it appears within the type `P<PathParameters>`
[INFO] [stdout]     --> src/ptr.rs:40:12
[INFO] [stdout]      |
[INFO] [stdout] 40   | pub struct P<T: ?Sized> {
[INFO] [stdout]      |            ^
[INFO] [stdout]      = note: required because it appears within the type `Option<P<PathParameters>>`
[INFO] [stdout] note: required because it appears within the type `PathSegment`
[INFO] [stdout]     --> src/ast.rs:116:12
[INFO] [stdout]      |
[INFO] [stdout] 116  | pub struct PathSegment {
[INFO] [stdout]      |            ^^^^^^^^^^^
[INFO] [stdout]      = note: required because it appears within the type `*const PathSegment`
[INFO] [stdout]      = note: required because it appears within the type `NonNull<PathSegment>`
[INFO] [stdout]      = note: required because it appears within the type `Unique<PathSegment>`
[INFO] [stdout]      = note: required because it appears within the type `RawVec<PathSegment>`
[INFO] [stdout]      = note: required because it appears within the type `Vec<PathSegment>`
[INFO] [stdout] note: required because it appears within the type `Path`
[INFO] [stdout]     --> src/ast.rs:60:12
[INFO] [stdout]      |
[INFO] [stdout] 60   | pub struct Path {
[INFO] [stdout]      |            ^^^^
[INFO] [stdout] note: required because it appears within the type `Attribute`
[INFO] [stdout]     --> src/ast.rs:1684:12
[INFO] [stdout]      |
[INFO] [stdout] 1684 | pub struct Attribute {
[INFO] [stdout]      |            ^^^^^^^^^
[INFO] [stdout]      = note: required because it appears within the type `*const Attribute`
[INFO] [stdout]      = note: required because it appears within the type `NonNull<Attribute>`
[INFO] [stdout]      = note: required because it appears within the type `Unique<Attribute>`
[INFO] [stdout]      = note: required because it appears within the type `RawVec<Attribute>`
[INFO] [stdout]      = note: required because it appears within the type `Vec<Attribute>`
[INFO] [stdout] note: required because it appears within the type `Item`
[INFO] [stdout]     --> src/ast.rs:1816:12
[INFO] [stdout]      |
[INFO] [stdout] 1816 | pub struct Item {
[INFO] [stdout]      |            ^^^^
[INFO] [stdout]      = note: required because it appears within the type `*const Item`
[INFO] [stdout]      = note: required because it appears within the type `NonNull<Item>`
[INFO] [stdout]      = note: required because it appears within the type `Unique<Item>`
[INFO] [stdout]      = note: required because it appears within the type `Box<Item>`
[INFO] [stdout] note: required because it appears within the type `P<Item>`
[INFO] [stdout]     --> src/ptr.rs:40:12
[INFO] [stdout]      |
[INFO] [stdout] 40   | pub struct P<T: ?Sized> {
[INFO] [stdout]      |            ^
[INFO] [stdout] note: required because it appears within the type `Nonterminal`
[INFO] [stdout]     --> src/parse/token.rs:362:10
[INFO] [stdout]      |
[INFO] [stdout] 362  | pub enum Nonterminal {
[INFO] [stdout]      |          ^^^^^^^^^^^
[INFO] [stdout]      = note: required for `std::rc::Rc<parse::token::Nonterminal>` to implement `std::panic::RefUnwindSafe`
[INFO] [stdout] note: required because it appears within the type `Token`
[INFO] [stdout]     --> src/parse/token.rs:124:10
[INFO] [stdout]      |
[INFO] [stdout] 124  | pub enum Token {
[INFO] [stdout]      |          ^^^^^
[INFO] [stdout] note: required because it appears within the type `TokenTree`
[INFO] [stdout]     --> src/tokenstream.rs:93:10
[INFO] [stdout]      |
[INFO] [stdout] 93   | pub enum TokenTree {
[INFO] [stdout]      |          ^^^^^^^^^
[INFO] [stdout] note: required because it appears within the type `TokenStreamKind`
[INFO] [stdout]     --> src/tokenstream.rs:159:6
[INFO] [stdout]      |
[INFO] [stdout] 159  | enum TokenStreamKind {
[INFO] [stdout]      |      ^^^^^^^^^^^^^^^
[INFO] [stdout] note: required because it appears within the type `TokenStream`
[INFO] [stdout]     --> src/tokenstream.rs:154:12
[INFO] [stdout]      |
[INFO] [stdout] 154  | pub struct TokenStream {
[INFO] [stdout]      |            ^^^^^^^^^^^
[INFO] [stdout]      = note: required because it appears within the type `[TokenStream]`
[INFO] [stdout]      = note: required because it appears within the type `*const [TokenStream]`
[INFO] [stdout]      = note: required because it appears within the type `NonNull<[TokenStream]>`
[INFO] [stdout]      = note: required because it appears within the type `Unique<[TokenStream]>`
[INFO] [stdout]      = note: required because it appears within the type `Box<[TokenStream]>`
[INFO] [stdout]      = note: required for `std::rc::Rc<std::boxed::Box<[tokenstream::TokenStream]>>` to implement `std::panic::UnwindSafe`
[INFO] [stdout] note: required because it appears within the type `RcSlice<TokenStream>`
[INFO] [stdout]     --> src/util/rc_slice.rs:8:12
[INFO] [stdout]      |
[INFO] [stdout] 8    | pub struct RcSlice<T> {
[INFO] [stdout]      |            ^^^^^^^
[INFO] [stdout]      = note: required because it appears within the type `Option<RcSlice<TokenStream>>`
[INFO] [stdout] note: required because it appears within the type `ThinTokenStream`
[INFO] [stdout]     --> src/tokenstream.rs:362:12
[INFO] [stdout]      |
[INFO] [stdout] 362  | pub struct ThinTokenStream(Option<RcSlice<TokenStream>>);
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^
[INFO] [stdout] note: required because it appears within the type `Mac_`
[INFO] [stdout]     --> src/ast.rs:1002:12
[INFO] [stdout]      |
[INFO] [stdout] 1002 | pub struct Mac_ {
[INFO] [stdout]      |            ^^^^
[INFO] [stdout] note: required because it appears within the type `Spanned<Mac_>`
[INFO] [stdout]     --> src/codemap.rs:40:12
[INFO] [stdout]      |
[INFO] [stdout] 40   | pub struct Spanned<T> {
[INFO] [stdout]      |            ^^^^^^^
[INFO] [stdout] note: required because it appears within the type `PatKind`
[INFO] [stdout]     --> src/ast.rs:520:10
[INFO] [stdout]      |
[INFO] [stdout] 520  | pub enum PatKind {
[INFO] [stdout]      |          ^^^^^^^
[INFO] [stdout] note: required because it appears within the type `Pat`
[INFO] [stdout]     --> src/ast.rs:449:12
[INFO] [stdout]      |
[INFO] [stdout] 449  | pub struct Pat {
[INFO] [stdout]      |            ^^^
[INFO] [stdout]      = note: required for `std::ptr::Unique<ast::Pat>` to implement `std::panic::UnwindSafe`
[INFO] [stdout]      = note: required because it appears within the type `Box<Pat>`
[INFO] [stdout] note: required because it appears within the type `P<Pat>`
[INFO] [stdout]     --> src/ptr.rs:40:12
[INFO] [stdout]      |
[INFO] [stdout] 40   | pub struct P<T: ?Sized> {
[INFO] [stdout]      |            ^
[INFO] [stdout] note: required because it appears within the type `Local`
[INFO] [stdout]     --> src/ast.rs:755:12
[INFO] [stdout]      |
[INFO] [stdout] 755  | pub struct Local {
[INFO] [stdout]      |            ^^^^^
[INFO] [stdout]      = note: required for `std::ptr::Unique<ast::Local>` to implement `std::panic::UnwindSafe`
[INFO] [stdout]      = note: required because it appears within the type `Box<Local>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0275`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `garando_syntax2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name garando_syntax2 src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=7abf3948b0af8716 -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-1a1c34f79f6e612c.rmeta --extern garando_errors=/opt/rustwide/target/debug/deps/libgarando_errors-447fe92a1c9b8c01.rmeta --extern garando_pos=/opt/rustwide/target/debug/deps/libgarando_pos-f5ac0a1be1d7bf65.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-43372439ad3c157d.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-17bf0d59bb7456b6.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-22da2bd8d2d61935.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-c99fd3a3ecd5dd6a.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2f212ebb7081b7ec86774529dbd6f5c1d2f4c03d948501bb55d7dd15200974e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f212ebb7081b7ec86774529dbd6f5c1d2f4c03d948501bb55d7dd15200974e7", kill_on_drop: false }`
[INFO] [stdout] 2f212ebb7081b7ec86774529dbd6f5c1d2f4c03d948501bb55d7dd15200974e7
