[INFO] fetching crate proptest-recurse 0.2.0...
[INFO] extracting crate proptest-recurse 0.2.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/proptest-recurse/0.2.0
[INFO] extracting crate proptest-recurse 0.2.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/proptest-recurse/0.2.0
[INFO] validating manifest of proptest-recurse-0.2.0 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 proptest-recurse-0.2.0 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 proptest-recurse-0.2.0
[INFO] finished frobbing proptest-recurse-0.2.0
[INFO] frobbed toml for proptest-recurse-0.2.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/proptest-recurse/0.2.0/Cargo.toml
[INFO] started frobbing proptest-recurse-0.2.0
[INFO] finished frobbing proptest-recurse-0.2.0
[INFO] frobbed toml for proptest-recurse-0.2.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/proptest-recurse/0.2.0/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] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking proptest-recurse-0.2.0 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/proptest-recurse/0.2.0:/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] 72e6d38daef5985994d250ce4dd87a234997bab69baebac124ba2028ae8417b8
[INFO] running `"docker" "start" "-a" "72e6d38daef5985994d250ce4dd87a234997bab69baebac124ba2028ae8417b8"`
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.8.7
[INFO] [stderr]     Checking proptest-recurse v0.2.0 (/opt/crater/workdir)
[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]   = 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_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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:136:32
[INFO] [stderr]     |
[INFO] [stderr] 136 |     inner: HashMap<TypeId, Arc<Any + Send + Sync>>,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[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]   = 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_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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:136:32
[INFO] [stderr]     |
[INFO] [stderr] 136 |     inner: HashMap<TypeId, Arc<Any + Send + Sync>>,
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `proptest-recurse`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `proptest-recurse`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "72e6d38daef5985994d250ce4dd87a234997bab69baebac124ba2028ae8417b8"`
[INFO] running `"docker" "rm" "-f" "72e6d38daef5985994d250ce4dd87a234997bab69baebac124ba2028ae8417b8"`
[INFO] [stdout] 72e6d38daef5985994d250ce4dd87a234997bab69baebac124ba2028ae8417b8