[INFO] cloning repository memoryleak47/constraint-lang
[INFO] running `"git" "clone" "--bare" "git://github.com/memoryleak47/constraint-lang.git" "work/cache/sources/gh/memoryleak47/constraint-lang"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/memoryleak47/constraint-lang'...
[INFO] running `"git" "clone" "work/cache/sources/gh/memoryleak47/constraint-lang" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/memoryleak47/constraint-lang"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/memoryleak47/constraint-lang'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/memoryleak47/constraint-lang" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/memoryleak47/constraint-lang"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/memoryleak47/constraint-lang'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a17e347d8fe9b30c8533ab65fc57a1288bbf5dc6
[INFO] sha for GitHub repo memoryleak47/constraint-lang: a17e347d8fe9b30c8533ab65fc57a1288bbf5dc6
[INFO] validating manifest of memoryleak47/constraint-lang 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 memoryleak47/constraint-lang 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 memoryleak47/constraint-lang
[INFO] finished frobbing memoryleak47/constraint-lang
[INFO] frobbed toml for memoryleak47/constraint-lang written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/memoryleak47/constraint-lang/Cargo.toml
[INFO] started frobbing memoryleak47/constraint-lang
[INFO] finished frobbing memoryleak47/constraint-lang
[INFO] frobbed toml for memoryleak47/constraint-lang written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/memoryleak47/constraint-lang/Cargo.toml
[INFO] crate memoryleak47/constraint-lang 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 memoryleak47/constraint-lang 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/gh/memoryleak47/constraint-lang:/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] f79f5341c9086a64f73f96fd4f6b99bd20537fd716991b05b0a54199b950f836
[INFO] running `"docker" "start" "-a" "f79f5341c9086a64f73f96fd4f6b99bd20537fd716991b05b0a54199b950f836"`
[INFO] [stderr]     Checking libc v0.2.39
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking productivity-lang-compiler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::nom::branch::alt_complete macros>:22:38
[INFO] [stderr]    |
[INFO] [stderr] 16 | $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                   - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 22 | let out = alt_complete ! ( $ i , $ ( $ rest ) * ) ; if let (
[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]   --> <::nom::branch::alt_complete macros>:22:38
[INFO] [stderr]    |
[INFO] [stderr] 16 | $ ( $ rest : tt ) + ) => (
[INFO] [stderr]    |                   - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 22 | let out = alt_complete ! ( $ i , $ ( $ rest ) * ) ; if let (
[INFO] [stderr]    |                                      ^^^^^^   - conflicting repetition
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `productivity-lang-compiler`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `productivity-lang-compiler`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f79f5341c9086a64f73f96fd4f6b99bd20537fd716991b05b0a54199b950f836"`
[INFO] running `"docker" "rm" "-f" "f79f5341c9086a64f73f96fd4f6b99bd20537fd716991b05b0a54199b950f836"`
[INFO] [stdout] f79f5341c9086a64f73f96fd4f6b99bd20537fd716991b05b0a54199b950f836