[INFO] fetching crate nbd 0.2.1...
[INFO] extracting crate nbd 0.2.1 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/nbd/0.2.1
[INFO] extracting crate nbd 0.2.1 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/nbd/0.2.1
[INFO] validating manifest of nbd-0.2.1 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 nbd-0.2.1 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 nbd-0.2.1
[INFO] finished frobbing nbd-0.2.1
[INFO] frobbed toml for nbd-0.2.1 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/nbd/0.2.1/Cargo.toml
[INFO] started frobbing nbd-0.2.1
[INFO] finished frobbing nbd-0.2.1
[INFO] frobbed toml for nbd-0.2.1 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/nbd/0.2.1/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] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking nbd-0.2.1 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/nbd/0.2.1:/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] 2ab246ec1d044102cb8fbd045a104b34aab3d7fab31490ea40d444a4821c8af1
[INFO] running `"docker" "start" "-a" "2ab246ec1d044102cb8fbd045a104b34aab3d7fab31490ea40d444a4821c8af1"`
[INFO] [stderr]     Checking pipe v0.0.3
[INFO] [stderr]     Checking readwrite v0.1.1
[INFO] [stderr]     Checking nbd v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Checking proptest v0.8.7
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> <::proptest::sugar::prop_compose macros>:8:47
[INFO] [stderr]   |
[INFO] [stderr] 3 | params : tt ( $ ( $ var : pat in $ strategy : expr ) , + $ ( , ) * ) -> $
[INFO] [stderr]   |                                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 8 | let strat = proptest_helper ! ( @ _WRAP ( $ ( $ strategy ) * ) ) ; $ crate ::
[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]   --> <::proptest::sugar::prop_compose macros>:10:48
[INFO] [stderr]    |
[INFO] [stderr] 3  | params : tt ( $ ( $ var : pat in $ strategy : expr ) , + $ ( , ) * ) -> $
[INFO] [stderr]    |                                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 10 | strat , | proptest_helper ! ( @ _WRAPPAT ( $ ( $ var ) , * ) ) | $ body ) } }
[INFO] [stderr]    |                                                ^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::proptest::sugar::prop_compose macros>:19:47
[INFO] [stderr]    |
[INFO] [stderr] 13 | params : tt ( $ ( $ var : pat in $ strategy : expr ) , + $ ( , ) * ) (
[INFO] [stderr]    |                                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 19 | let strat = proptest_helper ! ( @ _WRAP ( $ ( $ strategy ) * ) ) ; let strat =
[INFO] [stderr]    |                                               ^^^^^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::proptest::sugar::prop_compose macros>:21:48
[INFO] [stderr]    |
[INFO] [stderr] 13 | params : tt ( $ ( $ var : pat in $ strategy : expr ) , + $ ( , ) * ) (
[INFO] [stderr]    |                                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 21 | strat , | proptest_helper ! ( @ _WRAPPAT ( $ ( $ var ) , * ) ) |
[INFO] [stderr]    |                                                ^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::proptest::sugar::prop_compose macros>:22:35
[INFO] [stderr]    |
[INFO] [stderr] 14 | $ ( $ var2 : pat in $ strategy2 : expr ) , + $ ( , ) * ) -> $ return_type : ty
[INFO] [stderr]    |                                            - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 22 | proptest_helper ! ( @ _WRAP ( $ ( $ strategy2 ) * ) ) ) ; $ crate :: strategy
[INFO] [stderr]    |                                   ^^^^^^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::proptest::sugar::prop_compose macros>:24:48
[INFO] [stderr]    |
[INFO] [stderr] 14 | $ ( $ var2 : pat in $ strategy2 : expr ) , + $ ( , ) * ) -> $ return_type : ty
[INFO] [stderr]    |                                            - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 24 | strat , | proptest_helper ! ( @ _WRAPPAT ( $ ( $ var2 ) , * ) ) | $ body ) } }
[INFO] [stderr]    |                                                ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `strategy`
[INFO] [stderr]   --> <::proptest::sugar::prop_compose macros>:41:47
[INFO] [stderr]    |
[INFO] [stderr] 41 | let strat = proptest_helper ! ( @ _WRAP ( $ ( $ strategy ) * ) ) ; let strat =
[INFO] [stderr]    |                                               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::proptest::sugar::prop_compose macros>:44:41
[INFO] [stderr]    |
[INFO] [stderr] 36 | params : tt ( $ ( $ arg : tt ) + $ ( , ) * ) ( $ ( $ arg2 : tt ) + $ ( , ) * )
[INFO] [stderr]    |                                                                  - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 44 | proptest_helper ! ( @ _EXT _STRAT ( $ ( $ arg2 ) * ) ) ) ; $ crate :: strategy
[INFO] [stderr]    |                                         ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::proptest::sugar::prop_compose macros>:46:49
[INFO] [stderr]    |
[INFO] [stderr] 36 | params : tt ( $ ( $ arg : tt ) + $ ( , ) * ) ( $ ( $ arg2 : tt ) + $ ( , ) * )
[INFO] [stderr]    |                                                                  - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 46 | strat , | proptest_helper ! ( @ _EXT _PAT ( $ ( $ arg2 ) * ) ) | $ body ) } }
[INFO] [stderr]    |                                                 ^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::proptest::sugar::proptest_helper macros>:110:20
[INFO] [stderr]     |
[INFO] [stderr] 105 | @ _BODY $ config : ident ( $ ( $ parm : pat in $ strategy : expr ) , + ) [
[INFO] [stderr]     |                                                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 110 | ( @ _WRAPSTR ( $ ( $ parm ) , * ) ) ; match runner . run (
[INFO] [stderr]     |                    ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::proptest::sugar::proptest_helper macros>:112:35
[INFO] [stderr]     |
[INFO] [stderr] 105 | @ _BODY $ config : ident ( $ ( $ parm : pat in $ strategy : expr ) , + ) [
[INFO] [stderr]     |                                                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 112 | proptest_helper ! ( @ _WRAP ( $ ( $ strategy ) * ) ) , | values | $ crate ::
[INFO] [stderr]     |                                   ^^^^^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::proptest::sugar::proptest_helper macros>:115:42
[INFO] [stderr]     |
[INFO] [stderr] 105 | @ _BODY $ config : ident ( $ ( $ parm : pat in $ strategy : expr ) , + ) [
[INFO] [stderr]     |                                                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 115 | _ , proptest_helper ! ( @ _WRAPPAT ( $ ( $ parm ) , * ) ) ) | {
[INFO] [stderr]     |                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::proptest::sugar::proptest_helper macros>:123:21
[INFO] [stderr]     |
[INFO] [stderr] 118 | @ _BODY2 $ config : ident ( $ ( $ arg : tt ) + ) [ $ ( $ mod : tt ) * ] $ body
[INFO] [stderr]     |                                              - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 123 | ( @ _EXT _STR ( $ ( $ arg ) * ) ) ; match runner . run (
[INFO] [stderr]     |                     ^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::proptest::sugar::proptest_helper macros>:125:41
[INFO] [stderr]     |
[INFO] [stderr] 118 | @ _BODY2 $ config : ident ( $ ( $ arg : tt ) + ) [ $ ( $ mod : tt ) * ] $ body
[INFO] [stderr]     |                                              - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 125 | proptest_helper ! ( @ _EXT _STRAT ( $ ( $ arg ) * ) ) , | values | $ crate ::
[INFO] [stderr]     |                                         ^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::proptest::sugar::proptest_helper macros>:128:43
[INFO] [stderr]     |
[INFO] [stderr] 118 | @ _BODY2 $ config : ident ( $ ( $ arg : tt ) + ) [ $ ( $ mod : tt ) * ] $ body
[INFO] [stderr]     |                                              - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 128 | _ , proptest_helper ! ( @ _EXT _PAT ( $ ( $ arg ) * ) ) ) | {
[INFO] [stderr]     |                                           ^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]  --> <::proptest::sugar::prop_oneof macros>:2:25
[INFO] [stderr]   |
[INFO] [stderr] 1 | ( $ ( $ item : expr ) , + $ ( , ) * ) => {
[INFO] [stderr]   |                         - expected repetition
[INFO] [stderr] 2 | prop_oneof ! [ $ ( 1 => $ item ) , * ] } ; (
[INFO] [stderr]   |                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::proptest::sugar::prop_oneof macros>:81:7
[INFO] [stderr]    |
[INFO] [stderr] 78 | $ ( $ weight : expr => $ item : expr ) , + $ ( , ) * ) => {
[INFO] [stderr]    |                                          - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 81 | $ ( ( $ weight , $ crate :: strategy :: Strategy :: boxed ( $ item ) ) ) , * ]
[INFO] [stderr]    |       ^^^^^^^^                                                             - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::proptest::sugar::prop_oneof macros>:81:61
[INFO] [stderr]    |
[INFO] [stderr] 78 | $ ( $ weight : expr => $ item : expr ) , + $ ( , ) * ) => {
[INFO] [stderr]    |                                          - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 81 | $ ( ( $ weight , $ crate :: strategy :: Strategy :: boxed ( $ item ) ) ) , * ]
[INFO] [stderr]    |                                                             ^^^^^^         - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 18 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `nbd`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2ab246ec1d044102cb8fbd045a104b34aab3d7fab31490ea40d444a4821c8af1"`
[INFO] running `"docker" "rm" "-f" "2ab246ec1d044102cb8fbd045a104b34aab3d7fab31490ea40d444a4821c8af1"`
[INFO] [stdout] 2ab246ec1d044102cb8fbd045a104b34aab3d7fab31490ea40d444a4821c8af1