[INFO] fetching crate ctest 0.2.22... [INFO] documenting ctest-0.2.22 against 1.66.0 for beta-1.67-rustdoc-3 [INFO] extracting crate ctest 0.2.22 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate ctest 0.2.22 on toolchain 1.66.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.66.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ctest 0.2.22 [INFO] finished tweaking crates.io crate ctest 0.2.22 [INFO] tweaked toml for crates.io crate ctest 0.2.22 written to /workspace/builds/worker-0-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" "+1.66.0" "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" "+1.66.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded extprim v1.7.1 [INFO] [stderr] Downloaded syntex_pos v0.59.1 [INFO] [stderr] Downloaded syntex_errors v0.59.1 [INFO] [stderr] Downloaded term v0.4.6 [INFO] [stderr] Downloaded syntex_syntax2 v0.0.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:9042d5c95763f71f7b0904716b98ccadf9fc47b0f382ee962aaaed2ac70c9b8d" "/opt/rustwide/cargo-home/bin/cargo" "+1.66.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dce8dc2bb24ada842544f3608a34b2d732d4907a8ada4b9fed5028f21118536b [INFO] running `Command { std: "docker" "start" "-a" "dce8dc2bb24ada842544f3608a34b2d732d4907a8ada4b9fed5028f21118536b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dce8dc2bb24ada842544f3608a34b2d732d4907a8ada4b9fed5028f21118536b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dce8dc2bb24ada842544f3608a34b2d732d4907a8ada4b9fed5028f21118536b", kill_on_drop: false }` [INFO] [stdout] dce8dc2bb24ada842544f3608a34b2d732d4907a8ada4b9fed5028f21118536b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:9042d5c95763f71f7b0904716b98ccadf9fc47b0f382ee962aaaed2ac70c9b8d" "/opt/rustwide/cargo-home/bin/cargo" "+1.66.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 04ce685ae437ffee28b561794d9435c1d5a9a13a06106ac34c133a580e73f7e2 [INFO] running `Command { std: "docker" "start" "-a" "04ce685ae437ffee28b561794d9435c1d5a9a13a06106ac34c133a580e73f7e2", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling serde_derive v1.0.152 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling serde_json v1.0.91 [INFO] [stderr] Checking ryu v1.0.12 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking itoa v1.0.5 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling proc-macro2 v1.0.49 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking cc v1.0.78 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rustc_version v0.2.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling extprim v1.7.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking syntex_pos v0.59.1 [INFO] [stderr] Checking syntex_errors v0.59.1 [INFO] [stderr] Checking syntex_syntax2 v0.0.2 [INFO] [stderr] Documenting ctest v0.2.22 (/opt/rustwide/workdir) [INFO] [stdout] error[E0275]: overflow evaluating the requirement `syntax::util::ThinVec: std::panic::RefUnwindSafe` [INFO] [stdout] | [INFO] [stdout] = help: consider increasing the recursion limit by adding a `#![recursion_limit = "256"]` attribute to your crate (`ctest`) [INFO] [stdout] = note: required because it appears within the type `syntax::ast::FieldPat` [INFO] [stdout] = note: required because it appears within the type `syntax::codemap::Spanned` [INFO] [stdout] = note: required because it appears within the type `*const syntax::codemap::Spanned` [INFO] [stdout] = note: required because it appears within the type `std::ptr::NonNull>` [INFO] [stdout] = note: required because it appears within the type `std::ptr::Unique>` [INFO] [stdout] = note: required because it appears within the type `alloc::raw_vec::RawVec>` [INFO] [stdout] = note: required because it appears within the type `std::vec::Vec>` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::PatKind` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::Pat` [INFO] [stdout] = note: required because it appears within the type `*const syntax::ast::Pat` [INFO] [stdout] = note: required because it appears within the type `std::ptr::NonNull` [INFO] [stdout] = note: required because it appears within the type `std::ptr::Unique` [INFO] [stdout] = note: required because it appears within the type `std::boxed::Box` [INFO] [stdout] = note: required because it appears within the type `syntax::ptr::P` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::Local` [INFO] [stdout] = note: required because it appears within the type `*const syntax::ast::Local` [INFO] [stdout] = note: required because it appears within the type `std::ptr::NonNull` [INFO] [stdout] = note: required because it appears within the type `std::ptr::Unique` [INFO] [stdout] = note: required because it appears within the type `std::boxed::Box` [INFO] [stdout] = note: required because it appears within the type `syntax::ptr::P` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::StmtKind` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::Stmt` [INFO] [stdout] = note: required because it appears within the type `*const syntax::ast::Stmt` [INFO] [stdout] = note: required because it appears within the type `std::ptr::NonNull` [INFO] [stdout] = note: required because it appears within the type `std::ptr::Unique` [INFO] [stdout] = note: required because it appears within the type `alloc::raw_vec::RawVec` [INFO] [stdout] = note: required because it appears within the type `std::vec::Vec` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::Block` [INFO] [stdout] = note: required because it appears within the type `*const syntax::ast::Block` [INFO] [stdout] = note: required because it appears within the type `std::ptr::NonNull` [INFO] [stdout] = note: required because it appears within the type `std::ptr::Unique` [INFO] [stdout] = note: required because it appears within the type `std::boxed::Box` [INFO] [stdout] = note: required because it appears within the type `syntax::ptr::P` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::ExprKind` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::Expr` [INFO] [stdout] = note: required because it appears within the type `*const syntax::ast::Expr` [INFO] [stdout] = note: required because it appears within the type `std::ptr::NonNull` [INFO] [stdout] = note: required because it appears within the type `std::ptr::Unique` [INFO] [stdout] = note: required because it appears within the type `std::boxed::Box` [INFO] [stdout] = note: required because it appears within the type `syntax::ptr::P` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::TyKind` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::Ty` [INFO] [stdout] = note: required because it appears within the type `*const syntax::ast::Ty` [INFO] [stdout] = note: required because it appears within the type `std::ptr::NonNull` [INFO] [stdout] = note: required because it appears within the type `std::ptr::Unique` [INFO] [stdout] = note: required because it appears within the type `std::boxed::Box` [INFO] [stdout] = note: required because it appears within the type `syntax::ptr::P` [INFO] [stdout] = note: required because it appears within the type `*const syntax::ptr::P` [INFO] [stdout] = note: required because it appears within the type `std::ptr::NonNull>` [INFO] [stdout] = note: required because it appears within the type `std::ptr::Unique>` [INFO] [stdout] = note: required because it appears within the type `alloc::raw_vec::RawVec>` [INFO] [stdout] = note: required because it appears within the type `std::vec::Vec>` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::AngleBracketedParameterData` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::PathParameters` [INFO] [stdout] = note: required because it appears within the type `*const syntax::ast::PathParameters` [INFO] [stdout] = note: required because it appears within the type `std::ptr::NonNull` [INFO] [stdout] = note: required because it appears within the type `std::ptr::Unique` [INFO] [stdout] = note: required because it appears within the type `std::boxed::Box` [INFO] [stdout] = note: required because it appears within the type `syntax::ptr::P` [INFO] [stdout] = note: required because it appears within the type `std::option::Option>` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::PathSegment` [INFO] [stdout] = note: required because it appears within the type `*const syntax::ast::PathSegment` [INFO] [stdout] = note: required because it appears within the type `std::ptr::NonNull` [INFO] [stdout] = note: required because it appears within the type `std::ptr::Unique` [INFO] [stdout] = note: required because it appears within the type `alloc::raw_vec::RawVec` [INFO] [stdout] = note: required because it appears within the type `std::vec::Vec` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::Path` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::Attribute` [INFO] [stdout] = note: required because it appears within the type `*const syntax::ast::Attribute` [INFO] [stdout] = note: required because it appears within the type `std::ptr::NonNull` [INFO] [stdout] = note: required because it appears within the type `std::ptr::Unique` [INFO] [stdout] = note: required because it appears within the type `alloc::raw_vec::RawVec` [INFO] [stdout] = note: required because it appears within the type `std::vec::Vec` [INFO] [stdout] = note: required because it appears within the type `syntax::ast::Item` [INFO] [stdout] = note: required because it appears within the type `*const syntax::ast::Item` [INFO] [stdout] = note: required because it appears within the type `std::ptr::NonNull` [INFO] [stdout] = note: required because it appears within the type `std::ptr::Unique` [INFO] [stdout] = note: required because it appears within the type `std::boxed::Box` [INFO] [stdout] = note: required because it appears within the type `syntax::ptr::P` [INFO] [stdout] = note: required because it appears within the type `syntax::parse::token::Nonterminal` [INFO] [stdout] = note: required for `std::rc::Rc` to implement `std::panic::UnwindSafe` [INFO] [stdout] = note: required because it appears within the type `syntax::parse::token::Token` [INFO] [stdout] = note: required because it appears within the type `syntax::tokenstream::TokenTree` [INFO] [stdout] = note: required because it appears within the type `syntax::tokenstream::TokenStreamKind` [INFO] [stdout] = note: required because it appears within the type `syntax::tokenstream::TokenStream` [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 `ctest` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --crate-type lib --crate-name ctest src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ea3d577dc401aaea -L dependency=/opt/rustwide/target/debug/deps --extern cc=/opt/rustwide/target/debug/deps/libcc-61492884ea94adbd.rmeta --extern rustc_version=/opt/rustwide/target/debug/deps/librustc_version-d7c0c053dfac5470.rmeta --extern syntex_syntax2=/opt/rustwide/target/debug/deps/libsyntex_syntax2-dbc652f0f275c842.rmeta --cap-lints=warn --crate-version 0.2.22` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "04ce685ae437ffee28b561794d9435c1d5a9a13a06106ac34c133a580e73f7e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04ce685ae437ffee28b561794d9435c1d5a9a13a06106ac34c133a580e73f7e2", kill_on_drop: false }` [INFO] [stdout] 04ce685ae437ffee28b561794d9435c1d5a9a13a06106ac34c133a580e73f7e2