[INFO] cloning repository grendias/Nano-Musig
[INFO] running `"git" "clone" "--bare" "git://github.com/grendias/Nano-Musig.git" "work/cache/sources/gh/grendias/Nano-Musig"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/grendias/Nano-Musig'...
[INFO] running `"git" "clone" "work/cache/sources/gh/grendias/Nano-Musig" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/grendias/Nano-Musig"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/grendias/Nano-Musig'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/grendias/Nano-Musig" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/grendias/Nano-Musig"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/grendias/Nano-Musig'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8151a88332e69f28e86e639a75bd3af39ed8fb5a
[INFO] sha for GitHub repo grendias/Nano-Musig: 8151a88332e69f28e86e639a75bd3af39ed8fb5a
[INFO] validating manifest of grendias/Nano-Musig 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 grendias/Nano-Musig 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 grendias/Nano-Musig
[INFO] finished frobbing grendias/Nano-Musig
[INFO] frobbed toml for grendias/Nano-Musig written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/grendias/Nano-Musig/Cargo.toml
[INFO] started frobbing grendias/Nano-Musig
[INFO] finished frobbing grendias/Nano-Musig
[INFO] frobbed toml for grendias/Nano-Musig written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/grendias/Nano-Musig/Cargo.toml
[INFO] crate grendias/Nano-Musig 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 grendias/Nano-Musig against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-2/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/grendias/Nano-Musig:/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] e7441d59845d8b977cb839944e67db2106b5d45cca039c7abe55cc8d67575df2
[INFO] running `"docker" "start" "-a" "e7441d59845d8b977cb839944e67db2106b5d45cca039c7abe55cc8d67575df2"`
[INFO] [stderr]     Checking musig-nano v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/lib.rs:38:83
[INFO] [stderr]    |
[INFO] [stderr] 35 |     ($($a:expr $(,)*)+) => {
[INFO] [stderr]    |                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 38 |             _quick_hash_internal!(hasher, ::digest::FixedOutput::fixed_result $(, $a)*)
[INFO] [stderr]    |                                                                                   ^^ - conflicting repetition
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/lib.rs:48:93
[INFO] [stderr]    |
[INFO] [stderr] 45 |     ($($a:expr $(,)*)+) => {
[INFO] [stderr]    |                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 48 |             _quick_hash_internal!(hasher, ::curve25519_dalek::scalar::Scalar::from_hash $(, $a)*)
[INFO] [stderr]    |                                                                                             ^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `musig-nano`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/lib.rs:38:83
[INFO] [stderr]    |
[INFO] [stderr] 35 |     ($($a:expr $(,)*)+) => {
[INFO] [stderr]    |                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 38 |             _quick_hash_internal!(hasher, ::digest::FixedOutput::fixed_result $(, $a)*)
[INFO] [stderr]    |                                                                                   ^^ - conflicting repetition
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> src/lib.rs:48:93
[INFO] [stderr]    |
[INFO] [stderr] 45 |     ($($a:expr $(,)*)+) => {
[INFO] [stderr]    |                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 48 |             _quick_hash_internal!(hasher, ::curve25519_dalek::scalar::Scalar::from_hash $(, $a)*)
[INFO] [stderr]    |                                                                                             ^^ - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `musig-nano`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e7441d59845d8b977cb839944e67db2106b5d45cca039c7abe55cc8d67575df2"`
[INFO] running `"docker" "rm" "-f" "e7441d59845d8b977cb839944e67db2106b5d45cca039c7abe55cc8d67575df2"`
[INFO] [stdout] e7441d59845d8b977cb839944e67db2106b5d45cca039c7abe55cc8d67575df2