[INFO] cloning repository Mcat12/backtrack
[INFO] running `"git" "clone" "--bare" "git://github.com/Mcat12/backtrack.git" "work/cache/sources/gh/Mcat12/backtrack"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Mcat12/backtrack'...
[INFO] running `"git" "clone" "work/cache/sources/gh/Mcat12/backtrack" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Mcat12/backtrack"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Mcat12/backtrack'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Mcat12/backtrack" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Mcat12/backtrack"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Mcat12/backtrack'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9a37c73ecf8ae1343a37bfea66982263d88bb0e4
[INFO] sha for GitHub repo Mcat12/backtrack: 9a37c73ecf8ae1343a37bfea66982263d88bb0e4
[INFO] validating manifest of Mcat12/backtrack 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 Mcat12/backtrack 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 Mcat12/backtrack
[INFO] finished frobbing Mcat12/backtrack
[INFO] frobbed toml for Mcat12/backtrack written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Mcat12/backtrack/Cargo.toml
[INFO] started frobbing Mcat12/backtrack
[INFO] finished frobbing Mcat12/backtrack
[INFO] frobbed toml for Mcat12/backtrack written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Mcat12/backtrack/Cargo.toml
[INFO] crate Mcat12/backtrack 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 Mcat12/backtrack against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Mcat12/backtrack:/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] 8a9239a3c6f2c9f56fc507fec5ef9449b10d58d680333423daf0706f9c8bd702
[INFO] running `"docker" "start" "-a" "8a9239a3c6f2c9f56fc507fec5ef9449b10d58d680333423daf0706f9c8bd702"`
[INFO] [stderr]     Checking backtrack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking criterion-stats v0.2.5
[INFO] [stderr]     Checking handlebars v0.32.4
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking csv v1.0.2
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking criterion v0.2.5
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> benches/trunks.rs:10:16
[INFO] [stderr]    |
[INFO] [stderr] 8  |     ( $( $fn_name:ident: $file:expr ),+ ) => {
[INFO] [stderr]    |                                       - expected repetition
[INFO] [stderr] 9  |         $(
[INFO] [stderr] 10 |             fn $fn_name(b: &mut Criterion) {
[INFO] [stderr]    |                ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 14 |         )*
[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]   --> benches/trunks.rs:11:34
[INFO] [stderr]    |
[INFO] [stderr] 8  |     ( $( $fn_name:ident: $file:expr ),+ ) => {
[INFO] [stderr]    |                                       - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 11 |                 benchmark_config($file, b);
[INFO] [stderr]    |                                  ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 14 |         )*
[INFO] [stderr]    |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> benches/trunks.rs:16:37
[INFO] [stderr]    |
[INFO] [stderr] 8  |     ( $( $fn_name:ident: $file:expr ),+ ) => {
[INFO] [stderr]    |                                       - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 16 |         criterion_group!(benches, $($fn_name),*);
[INFO] [stderr]    |                                     ^^^^^^^^  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `backtrack`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8a9239a3c6f2c9f56fc507fec5ef9449b10d58d680333423daf0706f9c8bd702"`
[INFO] running `"docker" "rm" "-f" "8a9239a3c6f2c9f56fc507fec5ef9449b10d58d680333423daf0706f9c8bd702"`
[INFO] [stdout] 8a9239a3c6f2c9f56fc507fec5ef9449b10d58d680333423daf0706f9c8bd702