[INFO] fetching crate vtext 0.1.0-alpha.2... [INFO] extracting crate vtext 0.1.0-alpha.2 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/vtext/0.1.0-alpha.2 [INFO] extracting crate vtext 0.1.0-alpha.2 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/vtext/0.1.0-alpha.2 [INFO] validating manifest of vtext-0.1.0-alpha.2 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 vtext-0.1.0-alpha.2 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 vtext-0.1.0-alpha.2 [INFO] finished frobbing vtext-0.1.0-alpha.2 [INFO] frobbed toml for vtext-0.1.0-alpha.2 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/vtext/0.1.0-alpha.2/Cargo.toml [INFO] started frobbing vtext-0.1.0-alpha.2 [INFO] finished frobbing vtext-0.1.0-alpha.2 [INFO] frobbed toml for vtext-0.1.0-alpha.2 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/vtext/0.1.0-alpha.2/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] 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 vtext-0.1.0-alpha.2 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/reg/vtext/0.1.0-alpha.2:/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] f85785054eee0c915217b178f6847aa56ed3bb9d8dbece5503aba2e3a5e1e501 [INFO] running `"docker" "start" "-a" "f85785054eee0c915217b178f6847aa56ed3bb9d8dbece5503aba2e3a5e1e501"` [INFO] [stderr] Checking hashbrown v0.1.8 [INFO] [stderr] Checking ndarray v0.12.1 [INFO] [stderr] Checking alga v0.5.4 [INFO] [stderr] Checking sprs v0.6.4 [INFO] [stderr] warning[E0502]: cannot borrow `indptr` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/sprs-0.6.4/src/sparse/triplet_iter.rs:122:26 [INFO] [stderr] | [INFO] [stderr] 122 | indptr[i] += indptr[i - 1]; [INFO] [stderr] | -------------^^^^^^------- [INFO] [stderr] | | | [INFO] [stderr] | | immutable borrow occurs here [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | mutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Checking vtext v0.1.0-alpha.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:46:1 [INFO] [stderr] | [INFO] [stderr] 46 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:50:1 [INFO] [stderr] | [INFO] [stderr] 50 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:54:1 [INFO] [stderr] | [INFO] [stderr] 54 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/tokenize/mod.rs:104:54 [INFO] [stderr] | [INFO] [stderr] 104 | pub fn tokenize<'a>(&self, text: &'a str) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/tokenize/mod.rs:153:54 [INFO] [stderr] | [INFO] [stderr] 153 | pub fn tokenize<'a>(&self, text: &'a str) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/tokenize/mod.rs:273:54 [INFO] [stderr] | [INFO] [stderr] 273 | pub fn tokenize<'a>(&self, text: &'a str) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::ndarray::free_functions::array macros>:6:25 [INFO] [stderr] | [INFO] [stderr] 2 | $ ( [ $ ( [ $ ( $ x : expr ) , * $ ( , ) * ] ) , + $ ( , ) * ] ) , + $ ( , ) * [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 6 | vec ! [ $ ( [ $ ( [ $ ( $ x , ) * ] , ) * ] , ) * ] ) } } ; ( [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] --> <::ndarray::free_functions::array macros>:8:49 [INFO] [stderr] | [INFO] [stderr] 7 | $ ( [ $ ( $ x : expr ) , * $ ( , ) * ] ) , + $ ( , ) * ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] 8 | { $ crate :: Array2 :: from ( vec ! [ $ ( [ $ ( $ x , ) * ] , ) * ] ) } } ; ( [INFO] [stderr] | ^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:46:1 [INFO] [stderr] | [INFO] [stderr] 46 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:54:1 [INFO] [stderr] | [INFO] [stderr] 54 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/tokenize/mod.rs:104:54 [INFO] [stderr] | [INFO] [stderr] 104 | pub fn tokenize<'a>(&self, text: &'a str) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/tokenize/mod.rs:153:54 [INFO] [stderr] | [INFO] [stderr] 153 | pub fn tokenize<'a>(&self, text: &'a str) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/tokenize/mod.rs:273:54 [INFO] [stderr] | [INFO] [stderr] 273 | pub fn tokenize<'a>(&self, text: &'a str) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `to_dense` [INFO] [stderr] --> src/math.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | pub fn to_dense(&self) -> Array2 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `vtext`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "f85785054eee0c915217b178f6847aa56ed3bb9d8dbece5503aba2e3a5e1e501"` [INFO] running `"docker" "rm" "-f" "f85785054eee0c915217b178f6847aa56ed3bb9d8dbece5503aba2e3a5e1e501"` [INFO] [stdout] f85785054eee0c915217b178f6847aa56ed3bb9d8dbece5503aba2e3a5e1e501