[INFO] fetching crate rcombinators 0.1.0...
[INFO] extracting crate rcombinators 0.1.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/rcombinators/0.1.0
[INFO] extracting crate rcombinators 0.1.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/rcombinators/0.1.0
[INFO] validating manifest of rcombinators-0.1.0 on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rcombinators-0.1.0 on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rcombinators-0.1.0
[INFO] finished frobbing rcombinators-0.1.0
[INFO] frobbed toml for rcombinators-0.1.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/rcombinators/0.1.0/Cargo.toml
[INFO] started frobbing rcombinators-0.1.0
[INFO] finished frobbing rcombinators-0.1.0
[INFO] frobbed toml for rcombinators-0.1.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/rcombinators/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded utf8reader v0.1.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rcombinators-0.1.0 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/rcombinators/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 83f04907f546e0e5b38aec1909c6e8aab1e5cfe06890aa5338c89caf57f276c5
[INFO] running `"docker" "start" "-a" "83f04907f546e0e5b38aec1909c6e8aab1e5cfe06890aa5338c89caf57f276c5"`
[INFO] [stderr]     Checking utf8reader v0.1.0
[INFO] [stderr]     Checking time-test v0.2.1
[INFO] [stderr]     Checking rcombinators v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:113:16
[INFO] [stderr]     |
[INFO] [stderr] 112 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] 113 |         impl<$($ptype : Parser<Result=impl Default>, )*> Parser for Sequence<($($ptype,)*)> {
[INFO] [stderr]     |                ^^^^^^                                 - conflicting repetition
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:113:81
[INFO] [stderr]     |
[INFO] [stderr] 112 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] 113 |         impl<$($ptype : Parser<Result=impl Default>, )*> Parser for Sequence<($($ptype,)*)> {
[INFO] [stderr]     |                                                                                 ^^^^^^  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:114:30
[INFO] [stderr]     |
[INFO] [stderr] 112 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] 113 |         impl<$($ptype : Parser<Result=impl Default>, )*> Parser for Sequence<($($ptype,)*)> {
[INFO] [stderr] 114 |             type Result = ($($ptype::Result,)*);
[INFO] [stderr]     |                              ^^^^^^          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:119:38
[INFO] [stderr]     |
[INFO] [stderr] 112 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 119 |                     let r = (self.0).$ix.parse(st);
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] ...
[INFO] [stderr] 125 |                 )*
[INFO] [stderr]     |                  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:124:28
[INFO] [stderr]     |
[INFO] [stderr] 112 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 124 |                     result.$ix = r.unwrap();
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 125 |                 )*
[INFO] [stderr]     |                  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:187:16
[INFO] [stderr]     |
[INFO] [stderr] 186 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] 187 |         impl<$($ptype : Parser<Result=impl Default>, )*> Parser for PartialSequence<($($ptype,)*)> {
[INFO] [stderr]     |                ^^^^^^                                 - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:187:88
[INFO] [stderr]     |
[INFO] [stderr] 186 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] 187 |         impl<$($ptype : Parser<Result=impl Default>, )*> Parser for PartialSequence<($($ptype,)*)> {
[INFO] [stderr]     |                                                                                        ^^^^^^  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:188:37
[INFO] [stderr]     |
[INFO] [stderr] 186 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] 187 |         impl<$($ptype : Parser<Result=impl Default>, )*> Parser for PartialSequence<($($ptype,)*)> {
[INFO] [stderr] 188 |             type Result = ($(Option<$ptype::Result>,)*);
[INFO] [stderr]     |                                     ^^^^^^           - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:193:38
[INFO] [stderr]     |
[INFO] [stderr] 186 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 193 |                     let r = (self.0).$ix.parse(st);
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] ...
[INFO] [stderr] 199 |                 )*
[INFO] [stderr]     |                  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:198:28
[INFO] [stderr]     |
[INFO] [stderr] 186 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 198 |                     result.$ix = Some(r.unwrap());
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 199 |                 )*
[INFO] [stderr]     |                  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:113:16
[INFO] [stderr]     |
[INFO] [stderr] 112 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] 113 |         impl<$($ptype : Parser<Result=impl Default>, )*> Parser for Sequence<($($ptype,)*)> {
[INFO] [stderr]     |                ^^^^^^                                 - conflicting repetition
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:113:81
[INFO] [stderr]     |
[INFO] [stderr] 112 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] 113 |         impl<$($ptype : Parser<Result=impl Default>, )*> Parser for Sequence<($($ptype,)*)> {
[INFO] [stderr]     |                                                                                 ^^^^^^  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:114:30
[INFO] [stderr]     |
[INFO] [stderr] 112 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] 113 |         impl<$($ptype : Parser<Result=impl Default>, )*> Parser for Sequence<($($ptype,)*)> {
[INFO] [stderr] 114 |             type Result = ($($ptype::Result,)*);
[INFO] [stderr]     |                              ^^^^^^          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:119:38
[INFO] [stderr]     |
[INFO] [stderr] 112 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 119 |                     let r = (self.0).$ix.parse(st);
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] ...
[INFO] [stderr] 125 |                 )*
[INFO] [stderr]     |                  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:124:28
[INFO] [stderr]     |
[INFO] [stderr] 112 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 124 |                     result.$ix = r.unwrap();
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 125 |                 )*
[INFO] [stderr]     |                  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:187:16
[INFO] [stderr]     |
[INFO] [stderr] 186 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] 187 |         impl<$($ptype : Parser<Result=impl Default>, )*> Parser for PartialSequence<($($ptype,)*)> {
[INFO] [stderr]     |                ^^^^^^                                 - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:187:88
[INFO] [stderr]     |
[INFO] [stderr] 186 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] 187 |         impl<$($ptype : Parser<Result=impl Default>, )*> Parser for PartialSequence<($($ptype,)*)> {
[INFO] [stderr]     |                                                                                        ^^^^^^  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:188:37
[INFO] [stderr]     |
[INFO] [stderr] 186 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] 187 |         impl<$($ptype : Parser<Result=impl Default>, )*> Parser for PartialSequence<($($ptype,)*)> {
[INFO] [stderr] 188 |             type Result = ($(Option<$ptype::Result>,)*);
[INFO] [stderr]     |                                     ^^^^^^           - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:193:38
[INFO] [stderr]     |
[INFO] [stderr] 186 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 193 |                     let r = (self.0).$ix.parse(st);
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] ...
[INFO] [stderr] 199 |                 )*
[INFO] [stderr]     |                  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/combinators.rs:198:28
[INFO] [stderr]     |
[INFO] [stderr] 186 |     ( ( $($ptype:ident/$ix:tt),+ ) ) => {
[INFO] [stderr]     |                                - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 198 |                     result.$ix = Some(r.unwrap());
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 199 |                 )*
[INFO] [stderr]     |                  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rcombinators`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/combinators.rs:556:17
[INFO] [stderr]     |
[INFO] [stderr] 556 |                 Uint8::new()
[INFO] [stderr]     |                 ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rcombinators`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "83f04907f546e0e5b38aec1909c6e8aab1e5cfe06890aa5338c89caf57f276c5"`
[INFO] running `"docker" "rm" "-f" "83f04907f546e0e5b38aec1909c6e8aab1e5cfe06890aa5338c89caf57f276c5"`
[INFO] [stdout] 83f04907f546e0e5b38aec1909c6e8aab1e5cfe06890aa5338c89caf57f276c5