[INFO] fetching crate average 0.10.0...
[INFO] extracting crate average 0.10.0 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/average/0.10.0
[INFO] extracting crate average 0.10.0 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/average/0.10.0
[INFO] validating manifest of average-0.10.0 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 average-0.10.0 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 average-0.10.0
[INFO] finished frobbing average-0.10.0
[INFO] frobbed toml for average-0.10.0 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/average/0.10.0/Cargo.toml
[INFO] started frobbing average-0.10.0
[INFO] finished frobbing average-0.10.0
[INFO] frobbed toml for average-0.10.0 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/average/0.10.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking average-0.10.0 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/average/0.10.0:/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] 955a123475635ed5a6588d561c88bd93c5b6a792af1e58b399e193972f1522a3
[INFO] running `"docker" "start" "-a" "955a123475635ed5a6588d561c88bd93c5b6a792af1e58b399e193972f1522a3"`
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking quantiles v0.7.1
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking streaming-stats v0.2.2
[INFO] [stderr]     Checking proptest v0.9.4
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking average v0.10.0 (/opt/crater/workdir)
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/macros.rs:101:33
[INFO] [stderr]     |
[INFO] [stderr] 100 |     ( $name:ident, $([$estimator:ident, $statistic:ident]),+ ) => {
[INFO] [stderr]     |                                                            - expected repetition
[INFO] [stderr] 101 |         concatenate!( $name, $([$estimator, $statistic, $statistic]),* );
[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/macros.rs:101:45
[INFO] [stderr]     |
[INFO] [stderr] 100 |     ( $name:ident, $([$estimator:ident, $statistic:ident]),+ ) => {
[INFO] [stderr]     |                                                            - expected repetition
[INFO] [stderr] 101 |         concatenate!( $name, $([$estimator, $statistic, $statistic]),* );
[INFO] [stderr]     |                                             ^^^^^^^^^^               - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/macros.rs:101:57
[INFO] [stderr]     |
[INFO] [stderr] 100 |     ( $name:ident, $([$estimator:ident, $statistic:ident]),+ ) => {
[INFO] [stderr]     |                                                            - expected repetition
[INFO] [stderr] 101 |         concatenate!( $name, $([$estimator, $statistic, $statistic]),* );
[INFO] [stderr]     |                                                         ^^^^^^^^^^   - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/macros.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |     ( $name:ident, $( [$estimator:ident, $field:ident, $($statistic:ident),+] ),+ ) => {
[INFO] [stderr]     |                                                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 106 |             $field: $estimator,
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr] 107 |         )*
[INFO] [stderr]     |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/macros.rs:106:21
[INFO] [stderr]     |
[INFO] [stderr] 103 |     ( $name:ident, $( [$estimator:ident, $field:ident, $($statistic:ident),+] ),+ ) => {
[INFO] [stderr]     |                                                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 106 |             $field: $estimator,
[INFO] [stderr]     |                     ^^^^^^^^^^
[INFO] [stderr] 107 |         )*
[INFO] [stderr]     |          - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/macros.rs:115:21
[INFO] [stderr]     |
[INFO] [stderr] 103 |     ( $name:ident, $( [$estimator:ident, $field:ident, $($statistic:ident),+] ),+ ) => {
[INFO] [stderr]     |                                                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 115 |                     $field: ::core::default::Default::default(),
[INFO] [stderr]     |                     ^^^^^^
[INFO] [stderr] 116 |                 )*
[INFO] [stderr]     |                  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/macros.rs:123:26
[INFO] [stderr]     |
[INFO] [stderr] 103 |     ( $name:ident, $( [$estimator:ident, $field:ident, $($statistic:ident),+] ),+ ) => {
[INFO] [stderr]     |                                                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 123 |                     self.$field.add(x);
[INFO] [stderr]     |                          ^^^^^^
[INFO] [stderr] 124 |                 )*
[INFO] [stderr]     |                  - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/macros.rs:129:24
[INFO] [stderr]     |
[INFO] [stderr] 103 |     ( $name:ident, $( [$estimator:ident, $field:ident, $($statistic:ident),+] ),+ ) => {
[INFO] [stderr]     |                                                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 129 |                 pub fn $statistic(&self) -> f64 {
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 132 |             )* )*
[INFO] [stderr]     |                 - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/macros.rs:130:26
[INFO] [stderr]     |
[INFO] [stderr] 103 |     ( $name:ident, $( [$estimator:ident, $field:ident, $($statistic:ident),+] ),+ ) => {
[INFO] [stderr]     |                                                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 130 |                     self.$field.$statistic()
[INFO] [stderr]     |                          ^^^^^^
[INFO] [stderr] 131 |                 }
[INFO] [stderr] 132 |             )* )*
[INFO] [stderr]     |                 - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> src/macros.rs:130:33
[INFO] [stderr]     |
[INFO] [stderr] 103 |     ( $name:ident, $( [$estimator:ident, $field:ident, $($statistic:ident),+] ),+ ) => {
[INFO] [stderr]     |                                                                                 - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 130 |                     self.$field.$statistic()
[INFO] [stderr]     |                                 ^^^^^^^^^^
[INFO] [stderr] 131 |                 }
[INFO] [stderr] 132 |             )* )*
[INFO] [stderr]     |                 - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `average`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "955a123475635ed5a6588d561c88bd93c5b6a792af1e58b399e193972f1522a3"`
[INFO] running `"docker" "rm" "-f" "955a123475635ed5a6588d561c88bd93c5b6a792af1e58b399e193972f1522a3"`
[INFO] [stdout] 955a123475635ed5a6588d561c88bd93c5b6a792af1e58b399e193972f1522a3