[INFO] fetching crate ra-ap-rustc_type_ir 0.161.0...
[INFO] testing ra-ap-rustc_type_ir-0.161.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate ra-ap-rustc_type_ir 0.161.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate ra-ap-rustc_type_ir 0.161.0
[INFO] finished tweaking crates.io crate ra-ap-rustc_type_ir 0.161.0
[INFO] tweaked toml for crates.io crate ra-ap-rustc_type_ir 0.161.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ra-ap-rustc_type_ir 0.161.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ra-ap-rustc_type_ir 0.161.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ec2bf44649d4b2a9b7769e166ac831e8dd4009ed516f1eaeda92a9f9d6d91ad
[INFO] running `Command { std: "docker" "start" "-a" "6ec2bf44649d4b2a9b7769e166ac831e8dd4009ed516f1eaeda92a9f9d6d91ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ec2bf44649d4b2a9b7769e166ac831e8dd4009ed516f1eaeda92a9f9d6d91ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec2bf44649d4b2a9b7769e166ac831e8dd4009ed516f1eaeda92a9f9d6d91ad", kill_on_drop: false }`
[INFO] [stdout] 6ec2bf44649d4b2a9b7769e166ac831e8dd4009ed516f1eaeda92a9f9d6d91ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce27875de9644d76a7d67d19ab0d56f0aa82b168590a06ae75d6be3268ca0a5d
[INFO] running `Command { std: "docker" "start" "-a" "ce27875de9644d76a7d67d19ab0d56f0aa82b168590a06ae75d6be3268ca0a5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling rustc-stable-hash v0.1.2
[INFO] [stderr]    Compiling rustc-hash v2.1.2
[INFO] [stderr]    Compiling ra-ap-rustc_ast_ir v0.161.0
[INFO] [stderr]    Compiling thin-vec v0.2.16
[INFO] [stderr]    Compiling ena v0.14.4
[INFO] [stderr]    Compiling ra-ap-rustc_hashes v0.161.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling ra-ap-rustc_index_macros v0.161.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling derive-where v1.6.1
[INFO] [stderr]    Compiling ra-ap-rustc_type_ir_macros v0.161.0
[INFO] [stderr]    Compiling ra-ap-rustc_index v0.161.0
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling ra-ap-rustc_abi v0.161.0
[INFO] [stderr]    Compiling ra-ap-rustc_type_ir v0.161.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ClosureKind` and `UnevaluatedConst`
[INFO] [stdout]  --> src/ir_print.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 |     AliasTerm, AliasTy, Binder, ClosureKind, CoercePredicate, ExistentialProjection,
[INFO] [stdout]   |                                 ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 |     UnevaluatedConst,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: negative impls are experimental
[INFO] [stdout]    --> src/binder.rs:380:22
[INFO] [stdout]     |
[INFO] [stdout] 380 | impl<I: Interner, T> !TypeFoldable<I> for ty::EarlyBinder<I, T> {}
[INFO] [stdout]     |                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: negative impls are experimental
[INFO] [stdout]    --> src/binder.rs:384:22
[INFO] [stdout]     |
[INFO] [stdout] 384 | impl<I: Interner, T> !TypeVisitable<I> for ty::EarlyBinder<I, T> {}
[INFO] [stdout]     |                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.18s
[INFO] running `Command { std: "docker" "inspect" "ce27875de9644d76a7d67d19ab0d56f0aa82b168590a06ae75d6be3268ca0a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce27875de9644d76a7d67d19ab0d56f0aa82b168590a06ae75d6be3268ca0a5d", kill_on_drop: false }`
[INFO] [stdout] ce27875de9644d76a7d67d19ab0d56f0aa82b168590a06ae75d6be3268ca0a5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a1d7cdbfe63bf1e42e0a29460ab5edee4cfa53d4a26178cb575d9c23fa800f4
[INFO] running `Command { std: "docker" "start" "-a" "8a1d7cdbfe63bf1e42e0a29460ab5edee4cfa53d4a26178cb575d9c23fa800f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling ra-ap-rustc_type_ir v0.161.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ClosureKind` and `UnevaluatedConst`
[INFO] [stdout]  --> src/ir_print.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 |     AliasTerm, AliasTy, Binder, ClosureKind, CoercePredicate, ExistentialProjection,
[INFO] [stdout]   |                                 ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 |     UnevaluatedConst,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: negative impls are experimental
[INFO] [stdout]    --> src/binder.rs:380:22
[INFO] [stdout]     |
[INFO] [stdout] 380 | impl<I: Interner, T> !TypeFoldable<I> for ty::EarlyBinder<I, T> {}
[INFO] [stdout]     |                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: negative impls are experimental
[INFO] [stdout]    --> src/binder.rs:384:22
[INFO] [stdout]     |
[INFO] [stdout] 384 | impl<I: Interner, T> !TypeVisitable<I> for ty::EarlyBinder<I, T> {}
[INFO] [stdout]     |                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ClosureKind` and `UnevaluatedConst`
[INFO] [stdout]  --> src/ir_print.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 |     AliasTerm, AliasTy, Binder, ClosureKind, CoercePredicate, ExistentialProjection,
[INFO] [stdout]   |                                 ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 |     UnevaluatedConst,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: negative impls are experimental
[INFO] [stdout]    --> src/binder.rs:380:22
[INFO] [stdout]     |
[INFO] [stdout] 380 | impl<I: Interner, T> !TypeFoldable<I> for ty::EarlyBinder<I, T> {}
[INFO] [stdout]     |                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: negative impls are experimental
[INFO] [stdout]    --> src/binder.rs:384:22
[INFO] [stdout]     |
[INFO] [stdout] 384 | impl<I: Interner, T> !TypeVisitable<I> for ty::EarlyBinder<I, T> {}
[INFO] [stdout]     |                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stdout]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `Command { std: "docker" "inspect" "8a1d7cdbfe63bf1e42e0a29460ab5edee4cfa53d4a26178cb575d9c23fa800f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a1d7cdbfe63bf1e42e0a29460ab5edee4cfa53d4a26178cb575d9c23fa800f4", kill_on_drop: false }`
[INFO] [stdout] 8a1d7cdbfe63bf1e42e0a29460ab5edee4cfa53d4a26178cb575d9c23fa800f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e0b6bfaf7d86ff9ecd524c05016bcac846ec312e4f1e9d4517a3302e9b006a40
[INFO] running `Command { std: "docker" "start" "-a" "e0b6bfaf7d86ff9ecd524c05016bcac846ec312e4f1e9d4517a3302e9b006a40", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `ClosureKind` and `UnevaluatedConst`
[INFO] [stderr]  --> src/ir_print.rs:4:33
[INFO] [stderr]   |
[INFO] [stderr] 4 |     AliasTerm, AliasTy, Binder, ClosureKind, CoercePredicate, ExistentialProjection,
[INFO] [stderr]   |                                 ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 7 |     UnevaluatedConst,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: negative impls are experimental
[INFO] [stderr]    --> src/binder.rs:380:22
[INFO] [stderr]     |
[INFO] [stderr] 380 | impl<I: Interner, T> !TypeFoldable<I> for ty::EarlyBinder<I, T> {}
[INFO] [stderr]     |                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stderr]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stderr] 
[INFO] [stderr] warning: negative impls are experimental
[INFO] [stderr]    --> src/binder.rs:384:22
[INFO] [stderr]     |
[INFO] [stderr] 384 | impl<I: Interner, T> !TypeVisitable<I> for ty::EarlyBinder<I, T> {}
[INFO] [stderr]     |                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stderr]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stderr] 
[INFO] [stderr] warning: `ra-ap-rustc_type_ir` (lib) generated 3 warnings (run `cargo fix --lib -p ra-ap-rustc_type_ir` to apply 1 suggestion)
[INFO] [stderr] warning: `ra-ap-rustc_type_ir` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ra_ap_rustc_type_ir-36d9a49bba1e2beb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ra_ap_rustc_type_ir
[INFO] [stderr] warning: negative impls are experimental
[INFO] [stderr]    --> src/binder.rs:380:22
[INFO] [stderr]     |
[INFO] [stderr] 380 | impl<I: Interner, T> !TypeFoldable<I> for ty::EarlyBinder<I, T> {}
[INFO] [stderr]     |                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stderr]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stderr] 
[INFO] [stderr] warning: negative impls are experimental
[INFO] [stderr]    --> src/binder.rs:384:22
[INFO] [stderr]     |
[INFO] [stderr] 384 | impl<I: Interner, T> !TypeVisitable<I> for ty::EarlyBinder<I, T> {}
[INFO] [stderr]     |                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stderr]     = warning: unstable syntax can change at any point in the future, causing a hard error!
[INFO] [stderr]     = note: for more information, see issue #154045 <https://github.com/rust-lang/rust/issues/154045>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/canonical.rs - canonical::Canonical<I,V>::unchecked_map (line 58) ... ignored
[INFO] [stdout] test src/canonical.rs - canonical::Canonical<I,V>::unchecked_map (line 65) ... ignored
[INFO] [stdout] test src/lib.rs - UniverseIndex (line 311) ... ignored
[INFO] [stdout] test src/ty_kind/closure.rs - ty_kind::closure::ClosureArgs (line 34) ... ignored
[INFO] [stdout] test src/ty_kind/closure.rs - ty_kind::closure::ClosureArgs (line 40) ... ignored
[INFO] [stdout] test src/ty_kind/closure.rs - ty_kind::closure::ClosureArgs (line 48) ... ignored
[INFO] [stdout] test src/walk.rs - walk::TypeWalker<I>::skip_current_subtree (line 39) ... ignored
[INFO] [stdout] test src/ty_kind.rs - ty_kind::TyKind::FnPtr (line 178) ... ok
[INFO] [stdout] test src/ty_kind.rs - ty_kind::TyKind::FnDef (line 163) ... ok
[INFO] [stdout] test src/binder.rs - binder::ArgFolder<'a,I>::shift_vars_through_binders (line 869) ... ok
[INFO] [stdout] test src/binder.rs - binder::ArgFolder<'a,I>::shift_vars_through_binders (line 891) ... ok
[INFO] [stdout] test src/solve/mod.rs - solve::CandidateSource::ParamEnv (line 164) ... ok
[INFO] [stdout] test src/solve/mod.rs - solve::CandidateSource::AliasBound (line 181) ... ok
[INFO] [stdout] test src/solve/mod.rs - solve::CandidateSource::Impl (line 143) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 7 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/binder.rs - binder::ArgFolder<'a,I>::shift_vars_through_binders (line 875) ... ignored
[INFO] [stdout] test src/binder.rs - binder::ArgFolder<'a,I>::shift_vars_through_binders (line 897) ... ignored
[INFO] [stdout] test src/lib.rs - DebruijnIndex (line 90) ... ignored
[INFO] [stdout] test src/lib.rs - DebruijnIndex::shifted_out_to_binder (line 179) ... ignored
[INFO] [stdout] test src/lib.rs - UniverseIndex::next_universe (line 352) ... ignored
[INFO] [stdout] test src/lib.rs - Variance::xform (line 237) ... ignored
[INFO] [stdout] test src/lib.rs - Variance::xform (line 249) ... ignored
[INFO] [stdout] test src/predicate.rs - predicate::ExistentialTraitRef (line 402) ... ignored
[INFO] [stdout] test src/predicate.rs - predicate::TraitRef (line 115) ... ignored
[INFO] [stdout] test src/ty_kind/closure.rs - ty_kind::closure::ClosureArgs (line 15) ... ignored
[INFO] [stdout] test src/ty_kind.rs - ty_kind::TyKind::CoroutineWitness (line 235) ... FAILED
[INFO] [stdout] test src/infer_ctxt.rs - infer_ctxt::TypingMode::Analysis (line 72) - compile fail ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/ty_kind.rs - ty_kind::TyKind::CoroutineWitness (line 235) stdout ----
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> src/ty_kind.rs:235:1
[INFO] [stdout]     |
[INFO] [stdout] 235 | #![feature(coroutines)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/ty_kind.rs - ty_kind::TyKind::CoroutineWitness (line 235)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 10 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.78s; merged doctests compilation took 0.59s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "e0b6bfaf7d86ff9ecd524c05016bcac846ec312e4f1e9d4517a3302e9b006a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0b6bfaf7d86ff9ecd524c05016bcac846ec312e4f1e9d4517a3302e9b006a40", kill_on_drop: false }`
[INFO] [stdout] e0b6bfaf7d86ff9ecd524c05016bcac846ec312e4f1e9d4517a3302e9b006a40
