[INFO] cloning repository izik1/yaplwrs
[INFO] running `"git" "clone" "--bare" "git://github.com/izik1/yaplwrs.git" "work/cache/sources/gh/izik1/yaplwrs"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/izik1/yaplwrs'...
[INFO] running `"git" "clone" "work/cache/sources/gh/izik1/yaplwrs" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/izik1/yaplwrs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/izik1/yaplwrs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/izik1/yaplwrs" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/izik1/yaplwrs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/izik1/yaplwrs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] abcb7e973c6f25ce56fac11b78d50a5a6d54ac27
[INFO] sha for GitHub repo izik1/yaplwrs: abcb7e973c6f25ce56fac11b78d50a5a6d54ac27
[INFO] validating manifest of izik1/yaplwrs 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 izik1/yaplwrs 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 izik1/yaplwrs
[INFO] finished frobbing izik1/yaplwrs
[INFO] frobbed toml for izik1/yaplwrs written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/izik1/yaplwrs/Cargo.toml
[INFO] started frobbing izik1/yaplwrs
[INFO] finished frobbing izik1/yaplwrs
[INFO] frobbed toml for izik1/yaplwrs written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/izik1/yaplwrs/Cargo.toml
[INFO] crate izik1/yaplwrs already has a lockfile, it will not be regenerated
[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 izik1/yaplwrs against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-0/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/izik1/yaplwrs:/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] f48bfea8ea1ad30f73e66fe00b847de92ff458957312a51d3bc869c305f6b6dc
[INFO] running `"docker" "start" "-a" "f48bfea8ea1ad30f73e66fe00b847de92ff458957312a51d3bc869c305f6b6dc"`
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking wait-timeout v0.1.5
[INFO] [stderr]     Checking tempfile v3.0.7
[INFO] [stderr]     Checking rusty-fork v0.2.1
[INFO] [stderr]     Checking proptest v0.9.1
[INFO] [stderr]     Checking yaplwrs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: enum is never used: `AstFoo`
[INFO] [stderr]    --> src/ast.rs:284:1
[INFO] [stderr]     |
[INFO] [stderr] 284 | pub enum AstFoo {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::proptest::sugar::proptest_helper macros>:111:38
[INFO] [stderr]     |
[INFO] [stderr] 106 | @ _BODY $ config : ident ( $ ( $ parm : pat in $ strategy : expr ) , + ) [
[INFO] [stderr]     |                                                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 111 | proptest_helper ! ( @ _WRAPSTR ( $ ( $ parm ) , * ) ) ; match runner . run (
[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::proptest_helper macros>:113:46
[INFO] [stderr]     |
[INFO] [stderr] 106 | @ _BODY $ config : ident ( $ ( $ parm : pat in $ strategy : expr ) , + ) [
[INFO] [stderr]     |                                                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 113 | $ crate :: proptest_helper ! ( @ _WRAP ( $ ( $ strategy ) * ) ) , | values | $
[INFO] [stderr]     |                                              ^^^^^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::proptest::sugar::proptest_helper macros>:116:53
[INFO] [stderr]     |
[INFO] [stderr] 106 | @ _BODY $ config : ident ( $ ( $ parm : pat in $ strategy : expr ) , + ) [
[INFO] [stderr]     |                                                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 116 | _ , $ crate :: 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>:124:39
[INFO] [stderr]     |
[INFO] [stderr] 119 | @ _BODY2 $ config : ident ( $ ( $ arg : tt ) + ) [ $ ( $ mod : tt ) * ] $ body
[INFO] [stderr]     |                                              - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 124 | proptest_helper ! ( @ _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>:126:52
[INFO] [stderr]     |
[INFO] [stderr] 119 | @ _BODY2 $ config : ident ( $ ( $ arg : tt ) + ) [ $ ( $ mod : tt ) * ] $ body
[INFO] [stderr]     |                                              - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 126 | $ crate :: proptest_helper ! ( @ _EXT _STRAT ( $ ( $ arg ) * ) ) , | values |
[INFO] [stderr]     |                                                    ^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::proptest::sugar::proptest_helper macros>:129:54
[INFO] [stderr]     |
[INFO] [stderr] 119 | @ _BODY2 $ config : ident ( $ ( $ arg : tt ) + ) [ $ ( $ mod : tt ) * ] $ body
[INFO] [stderr]     |                                              - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 129 | _ , $ crate :: proptest_helper ! ( @ _EXT _PAT ( $ ( $ arg ) * ) ) ) | {
[INFO] [stderr]     |                                                      ^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 6 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `yaplwrs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "f48bfea8ea1ad30f73e66fe00b847de92ff458957312a51d3bc869c305f6b6dc"`
[INFO] running `"docker" "rm" "-f" "f48bfea8ea1ad30f73e66fe00b847de92ff458957312a51d3bc869c305f6b6dc"`
[INFO] [stdout] f48bfea8ea1ad30f73e66fe00b847de92ff458957312a51d3bc869c305f6b6dc