[INFO] updating cached repository https://github.com/paritytech/parity-codec
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/paritytech/parity-codec
[INFO] [stderr]    edc4384..6fe7acd  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6fe7acdc806d82bf9ce3208e037c4d9f4be60a81
[INFO] checking paritytech/parity-codec against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparitytech%2Fparity-codec" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paritytech/parity-codec on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/paritytech/parity-codec
[INFO] removed workspace from git repo https://github.com/paritytech/parity-codec
[INFO] removed path dependency parity-scale-codec-derive from git repo https://github.com/paritytech/parity-codec
[INFO] removed path dependency parity-scale-codec-derive from git repo https://github.com/paritytech/parity-codec
[INFO] finished tweaking git repo https://github.com/paritytech/parity-codec
[INFO] tweaked toml for git repo https://github.com/paritytech/parity-codec written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3da03c47b81158db5eeba54632289c25047f2d478835f3ad594ee0993c89691b
[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" "3da03c47b81158db5eeba54632289c25047f2d478835f3ad594ee0993c89691b"`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking bitvec v0.15.2
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_os v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking bstr v0.2.9
[INFO] [stderr]     Checking criterion-plot v0.4.0
[INFO] [stderr]     Checking parity-scale-codec v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking csv v1.1.2
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/codec.rs:728:48
[INFO] [stderr]     |
[INFO] [stderr] 728 |           impl<$( $impl_like_generics )*> EncodeLike<&[( $( $type_like_generics),* )]>
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 735 | / impl_codec_through_iterator! {
[INFO] [stderr] 736 | |     BTreeMap { K: Ord, V } { LikeK, LikeV}
[INFO] [stderr] 737 | |         { K: EncodeLike<LikeK>, LikeK: Encode, V: EncodeLike<LikeV>, LikeV: Encode }
[INFO] [stderr] 738 | |     BTreeSet { T: Ord } { LikeT }
[INFO] [stderr] ...   |
[INFO] [stderr] 743 | |         { T: EncodeLike<LikeT>, LikeT: Encode }
[INFO] [stderr] 744 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/codec.rs:731:10
[INFO] [stderr]     |
[INFO] [stderr] 731 |               for &[( $( $generics ),* )] {}
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 735 | / impl_codec_through_iterator! {
[INFO] [stderr] 736 | |     BTreeMap { K: Ord, V } { LikeK, LikeV}
[INFO] [stderr] 737 | |         { K: EncodeLike<LikeK>, LikeK: Encode, V: EncodeLike<LikeV>, LikeV: Encode }
[INFO] [stderr] 738 | |     BTreeSet { T: Ord } { LikeT }
[INFO] [stderr] ...   |
[INFO] [stderr] 743 | |         { T: EncodeLike<LikeT>, LikeT: Encode }
[INFO] [stderr] 744 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/codec.rs:728:48
[INFO] [stderr]     |
[INFO] [stderr] 728 |           impl<$( $impl_like_generics )*> EncodeLike<&[( $( $type_like_generics),* )]>
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 735 | / impl_codec_through_iterator! {
[INFO] [stderr] 736 | |     BTreeMap { K: Ord, V } { LikeK, LikeV}
[INFO] [stderr] 737 | |         { K: EncodeLike<LikeK>, LikeK: Encode, V: EncodeLike<LikeV>, LikeV: Encode }
[INFO] [stderr] 738 | |     BTreeSet { T: Ord } { LikeT }
[INFO] [stderr] ...   |
[INFO] [stderr] 743 | |         { T: EncodeLike<LikeT>, LikeT: Encode }
[INFO] [stderr] 744 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking criterion v0.3.0
[INFO] [stderr]    Compiling toml v0.5.5
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.1.1
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/codec.rs:728:48
[INFO] [stderr]     |
[INFO] [stderr] 728 |           impl<$( $impl_like_generics )*> EncodeLike<&[( $( $type_like_generics),* )]>
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 735 | / impl_codec_through_iterator! {
[INFO] [stderr] 736 | |     BTreeMap { K: Ord, V } { LikeK, LikeV}
[INFO] [stderr] 737 | |         { K: EncodeLike<LikeK>, LikeK: Encode, V: EncodeLike<LikeV>, LikeV: Encode }
[INFO] [stderr] 738 | |     BTreeSet { T: Ord } { LikeT }
[INFO] [stderr] ...   |
[INFO] [stderr] 743 | |         { T: EncodeLike<LikeT>, LikeT: Encode }
[INFO] [stderr] 744 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/codec.rs:731:10
[INFO] [stderr]     |
[INFO] [stderr] 731 |               for &[( $( $generics ),* )] {}
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 735 | / impl_codec_through_iterator! {
[INFO] [stderr] 736 | |     BTreeMap { K: Ord, V } { LikeK, LikeV}
[INFO] [stderr] 737 | |         { K: EncodeLike<LikeK>, LikeK: Encode, V: EncodeLike<LikeV>, LikeV: Encode }
[INFO] [stderr] 738 | |     BTreeSet { T: Ord } { LikeT }
[INFO] [stderr] ...   |
[INFO] [stderr] 743 | |         { T: EncodeLike<LikeT>, LikeT: Encode }
[INFO] [stderr] 744 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/codec.rs:728:48
[INFO] [stderr]     |
[INFO] [stderr] 728 |           impl<$( $impl_like_generics )*> EncodeLike<&[( $( $type_like_generics),* )]>
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] ...
[INFO] [stderr] 735 | / impl_codec_through_iterator! {
[INFO] [stderr] 736 | |     BTreeMap { K: Ord, V } { LikeK, LikeV}
[INFO] [stderr] 737 | |         { K: EncodeLike<LikeK>, LikeK: Encode, V: EncodeLike<LikeV>, LikeV: Encode }
[INFO] [stderr] 738 | |     BTreeSet { T: Ord } { LikeT }
[INFO] [stderr] ...   |
[INFO] [stderr] 743 | |         { T: EncodeLike<LikeT>, LikeT: Encode }
[INFO] [stderr] 744 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> tests/mod.rs:492:4
[INFO] [stderr]     |
[INFO] [stderr] 492 |     ].into_iter() {
[INFO] [stderr]     |       ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `encode` found for struct `bitvec::vec::BitVec` in the current scope
[INFO] [stderr]    --> benches/benches.rs:147:17
[INFO] [stderr]     |
[INFO] [stderr] 147 |         b.iter(|| vec.encode())
[INFO] [stderr]     |                       ^^^^^^ method not found in `bitvec::vec::BitVec`
[INFO] [stderr]     |
[INFO] [stderr]     = note: the method `encode` exists but the following trait bounds were not satisfied:
[INFO] [stderr]             `bitvec::slice::BitSlice : _::_parity_scale_codec::Encode`
[INFO] [stderr]             `bitvec::vec::BitVec : _::_parity_scale_codec::Encode`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `encode` found for struct `bitvec::vec::BitVec` in the current scope
[INFO] [stderr]    --> benches/benches.rs:158:17
[INFO] [stderr]     |
[INFO] [stderr] 158 |         let vec = vec.encode();
[INFO] [stderr]     |                       ^^^^^^ method not found in `bitvec::vec::BitVec`
[INFO] [stderr]     |
[INFO] [stderr]     = note: the method `encode` exists but the following trait bounds were not satisfied:
[INFO] [stderr]             `bitvec::slice::BitSlice : _::_parity_scale_codec::Encode`
[INFO] [stderr]             `bitvec::vec::BitVec : _::_parity_scale_codec::Encode`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `bitvec::vec::BitVec: _::_parity_scale_codec::WrapperTypeDecode` is not satisfied
[INFO] [stderr]    --> benches/benches.rs:162:20
[INFO] [stderr]     |
[INFO] [stderr] 162 |             let _: BitVec = Decode::decode(&mut &vec[..]).unwrap();
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^ the trait `_::_parity_scale_codec::WrapperTypeDecode` is not implemented for `bitvec::vec::BitVec`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/workdir/src/codec.rs:282:18
[INFO] [stderr]     |
[INFO] [stderr] 282 |     fn decode<I: Input>(value: &mut I) -> Result<Self, Error>;
[INFO] [stderr]     |                  ----- required by this bound in `_::_parity_scale_codec::Decode::decode`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required because of the requirements on the impl of `_::_parity_scale_codec::Decode` for `bitvec::vec::BitVec`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `parity-scale-codec`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/compact.rs:884:5
[INFO] [stderr]     |
[INFO] [stderr] 884 |         ].into_iter() {
[INFO] [stderr]     |           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/compact.rs:898:5
[INFO] [stderr]     |
[INFO] [stderr] 898 |         ].into_iter() {
[INFO] [stderr]     |           ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "3da03c47b81158db5eeba54632289c25047f2d478835f3ad594ee0993c89691b"`
[INFO] running `"docker" "rm" "-f" "3da03c47b81158db5eeba54632289c25047f2d478835f3ad594ee0993c89691b"`
[INFO] [stdout] 3da03c47b81158db5eeba54632289c25047f2d478835f3ad594ee0993c89691b