[INFO] crate flatten 0.2.2 is already in cache [INFO] checking flatten-0.2.2 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] extracting crate flatten 0.2.2 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate flatten 0.2.2 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate flatten 0.2.2 [INFO] finished tweaking crates.io crate flatten 0.2.2 [INFO] tweaked toml for crates.io crate flatten 0.2.2 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: `default-features = [".."]` was found in [features]. Did you mean to use `default = [".."]`? [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] a49dead0bdb51ca17b1d957848b890b5307d85a9fd9fd5b876736e9073ecdadf [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "a49dead0bdb51ca17b1d957848b890b5307d85a9fd9fd5b876736e9073ecdadf"` [INFO] [stderr] warning: `default-features = [".."]` was found in [features]. Did you mean to use `default = [".."]`? [INFO] [stderr] Checking flatten v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] error[E0557]: feature has been removed [INFO] [stderr] --> src/lib.rs:1:34 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(optin_builtin_traits, on_unimplemented, never_type, specialization)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stderr] [INFO] [stderr] error[E0557]: feature has been removed [INFO] [stderr] --> src/lib.rs:1:34 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(optin_builtin_traits, on_unimplemented, never_type, specialization)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/cons/mod.rs:24:6 [INFO] [stderr] | [INFO] [stderr] 24 | impl !ValidHead for Nil {} [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/cons/mod.rs:25:12 [INFO] [stderr] | [INFO] [stderr] 25 | impl !ValidHead for Cons {} [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:153:6 [INFO] [stderr] | [INFO] [stderr] 153 | impl !NotTuple for () {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:154:9 [INFO] [stderr] | [INFO] [stderr] 154 | impl !NotTuple for (A,) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:155:9 [INFO] [stderr] | [INFO] [stderr] 155 | impl !NotTuple for Either {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 248 | / impl_for_tuple! { [INFO] [stderr] 249 | | (0, A), [INFO] [stderr] 250 | | (1, B), [INFO] [stderr] 251 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 253 | / impl_for_tuple! { [INFO] [stderr] 254 | | (0, A), [INFO] [stderr] 255 | | (1, B), [INFO] [stderr] 256 | | (2, C), [INFO] [stderr] 257 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 259 | / impl_for_tuple! { [INFO] [stderr] 260 | | (0, A), [INFO] [stderr] 261 | | (1, B), [INFO] [stderr] 262 | | (2, C), [INFO] [stderr] 263 | | (3, D), [INFO] [stderr] 264 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 266 | / impl_for_tuple! { [INFO] [stderr] 267 | | (0, A), [INFO] [stderr] 268 | | (1, B), [INFO] [stderr] 269 | | (2, C), [INFO] [stderr] 270 | | (3, D), [INFO] [stderr] 271 | | (4, E), [INFO] [stderr] 272 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 274 | / impl_for_tuple! { [INFO] [stderr] 275 | | (0, A), [INFO] [stderr] 276 | | (1, B), [INFO] [stderr] 277 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 280 | | (5, F), [INFO] [stderr] 281 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 283 | / impl_for_tuple! { [INFO] [stderr] 284 | | (0, A), [INFO] [stderr] 285 | | (1, B), [INFO] [stderr] 286 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 290 | | (6, G), [INFO] [stderr] 291 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 293 | / impl_for_tuple! { [INFO] [stderr] 294 | | (0, A), [INFO] [stderr] 295 | | (1, B), [INFO] [stderr] 296 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 301 | | (7, H), [INFO] [stderr] 302 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 304 | / impl_for_tuple! { [INFO] [stderr] 305 | | (0, A), [INFO] [stderr] 306 | | (1, B), [INFO] [stderr] 307 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 313 | | (8, I), [INFO] [stderr] 314 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 316 | / impl_for_tuple! { [INFO] [stderr] 317 | | (0, A), [INFO] [stderr] 318 | | (1, B), [INFO] [stderr] 319 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 326 | | (9, J), [INFO] [stderr] 327 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 329 | / impl_for_tuple! { [INFO] [stderr] 330 | | (0, A), [INFO] [stderr] 331 | | (1, B), [INFO] [stderr] 332 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 340 | | (10, K), [INFO] [stderr] 341 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 343 | / impl_for_tuple! { [INFO] [stderr] 344 | | (0, A), [INFO] [stderr] 345 | | (1, B), [INFO] [stderr] 346 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 355 | | (11, L), [INFO] [stderr] 356 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: this is an internal attribute that will never be stable [INFO] [stderr] --> src/tuple.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | / #[rustc_on_unimplemented = " [INFO] [stderr] 19 | | If you are writing generic code, add a bound like [INFO] [stderr] 20 | | [INFO] [stderr] 21 | | where {OrigType}: Flatten, [INFO] [stderr] ... | [INFO] [stderr] 31 | | [INFO] [stderr] 32 | | This is required because current type system does not have negative reasoning."] [INFO] [stderr] | |________________________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = help: add `#![feature(rustc_attrs)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/cons/mod.rs:24:6 [INFO] [stderr] | [INFO] [stderr] 24 | impl !ValidHead for Nil {} [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/cons/mod.rs:25:12 [INFO] [stderr] | [INFO] [stderr] 25 | impl !ValidHead for Cons {} [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:153:6 [INFO] [stderr] | [INFO] [stderr] 153 | impl !NotTuple for () {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/into_cons.rs:234:21 [INFO] [stderr] | [INFO] [stderr] 234 | ( $( $N ),* ) [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] ... [INFO] [stderr] 248 | / impl_for_tuple! { [INFO] [stderr] 249 | | (0, A), [INFO] [stderr] 250 | | (1, B), [INFO] [stderr] 251 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/tuple.rs:185:9 [INFO] [stderr] | [INFO] [stderr] 185 | (self.head) [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:154:9 [INFO] [stderr] | [INFO] [stderr] 154 | impl !NotTuple for (A,) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:155:9 [INFO] [stderr] | [INFO] [stderr] 155 | impl !NotTuple for Either {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 248 | / impl_for_tuple! { [INFO] [stderr] 249 | | (0, A), [INFO] [stderr] 250 | | (1, B), [INFO] [stderr] 251 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 253 | / impl_for_tuple! { [INFO] [stderr] 254 | | (0, A), [INFO] [stderr] 255 | | (1, B), [INFO] [stderr] 256 | | (2, C), [INFO] [stderr] 257 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 259 | / impl_for_tuple! { [INFO] [stderr] 260 | | (0, A), [INFO] [stderr] 261 | | (1, B), [INFO] [stderr] 262 | | (2, C), [INFO] [stderr] 263 | | (3, D), [INFO] [stderr] 264 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 266 | / impl_for_tuple! { [INFO] [stderr] 267 | | (0, A), [INFO] [stderr] 268 | | (1, B), [INFO] [stderr] 269 | | (2, C), [INFO] [stderr] 270 | | (3, D), [INFO] [stderr] 271 | | (4, E), [INFO] [stderr] 272 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 274 | / impl_for_tuple! { [INFO] [stderr] 275 | | (0, A), [INFO] [stderr] 276 | | (1, B), [INFO] [stderr] 277 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 280 | | (5, F), [INFO] [stderr] 281 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 283 | / impl_for_tuple! { [INFO] [stderr] 284 | | (0, A), [INFO] [stderr] 285 | | (1, B), [INFO] [stderr] 286 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 290 | | (6, G), [INFO] [stderr] 291 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 293 | / impl_for_tuple! { [INFO] [stderr] 294 | | (0, A), [INFO] [stderr] 295 | | (1, B), [INFO] [stderr] 296 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 301 | | (7, H), [INFO] [stderr] 302 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 304 | / impl_for_tuple! { [INFO] [stderr] 305 | | (0, A), [INFO] [stderr] 306 | | (1, B), [INFO] [stderr] 307 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 313 | | (8, I), [INFO] [stderr] 314 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 316 | / impl_for_tuple! { [INFO] [stderr] 317 | | (0, A), [INFO] [stderr] 318 | | (1, B), [INFO] [stderr] 319 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 326 | | (9, J), [INFO] [stderr] 327 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 329 | / impl_for_tuple! { [INFO] [stderr] 330 | | (0, A), [INFO] [stderr] 331 | | (1, B), [INFO] [stderr] 332 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 340 | | (10, K), [INFO] [stderr] 341 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now [INFO] [stderr] --> src/into_cons.rs:218:36 [INFO] [stderr] | [INFO] [stderr] 218 | impl<$first_ty, $( $N ),*> !NotTuple for ( $first_ty, $( $N, )* ) {} [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 343 | / impl_for_tuple! { [INFO] [stderr] 344 | | (0, A), [INFO] [stderr] 345 | | (1, B), [INFO] [stderr] 346 | | (2, C), [INFO] [stderr] ... | [INFO] [stderr] 355 | | (11, L), [INFO] [stderr] 356 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #68318 for more information [INFO] [stderr] = help: add `#![feature(negative_impls)]` to the crate attributes to enable [INFO] [stderr] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] error[E0658]: this is an internal attribute that will never be stable [INFO] [stderr] --> src/tuple.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | / #[rustc_on_unimplemented = " [INFO] [stderr] 19 | | If you are writing generic code, add a bound like [INFO] [stderr] 20 | | [INFO] [stderr] 21 | | where {OrigType}: Flatten, [INFO] [stderr] ... | [INFO] [stderr] 31 | | [INFO] [stderr] 32 | | This is required because current type system does not have negative reasoning."] [INFO] [stderr] | |________________________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = help: add `#![feature(rustc_attrs)]` to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/into_cons.rs:234:21 [INFO] [stderr] | [INFO] [stderr] 234 | ( $( $N ),* ) [INFO] [stderr] | ^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] ... [INFO] [stderr] 248 | / impl_for_tuple! { [INFO] [stderr] 249 | | (0, A), [INFO] [stderr] 250 | | (1, B), [INFO] [stderr] 251 | | } [INFO] [stderr] | |_- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> src/tuple.rs:185:9 [INFO] [stderr] | [INFO] [stderr] 185 | (self.head) [INFO] [stderr] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] error: aborting due to 18 previous errors; 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0557, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0557`. [INFO] [stderr] error: could not compile `flatten`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to 18 previous errors; 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0557, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0557`. [INFO] [stderr] error: could not compile `flatten`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "a49dead0bdb51ca17b1d957848b890b5307d85a9fd9fd5b876736e9073ecdadf"` [INFO] running `"docker" "rm" "-f" "a49dead0bdb51ca17b1d957848b890b5307d85a9fd9fd5b876736e9073ecdadf"` [INFO] [stdout] a49dead0bdb51ca17b1d957848b890b5307d85a9fd9fd5b876736e9073ecdadf