[INFO] updating cached repository DaOnlyOwner/l-Systems [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/DaOnlyOwner/l-Systems [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/DaOnlyOwner/l-Systems" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/DaOnlyOwner/l-Systems"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/DaOnlyOwner/l-Systems'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/DaOnlyOwner/l-Systems" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/DaOnlyOwner/l-Systems"` [INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/DaOnlyOwner/l-Systems'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 53565df1144d98b40635f36f90bda5f5de706373 [INFO] sha for GitHub repo DaOnlyOwner/l-Systems: 53565df1144d98b40635f36f90bda5f5de706373 [INFO] validating manifest of DaOnlyOwner/l-Systems on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of DaOnlyOwner/l-Systems on toolchain try#f45cc3094ee337acd688771b9234318046b0572d [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing DaOnlyOwner/l-Systems [INFO] finished frobbing DaOnlyOwner/l-Systems [INFO] frobbed toml for DaOnlyOwner/l-Systems written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/DaOnlyOwner/l-Systems/Cargo.toml [INFO] started frobbing DaOnlyOwner/l-Systems [INFO] finished frobbing DaOnlyOwner/l-Systems [INFO] frobbed toml for DaOnlyOwner/l-Systems written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/DaOnlyOwner/l-Systems/Cargo.toml [INFO] crate DaOnlyOwner/l-Systems already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking DaOnlyOwner/l-Systems against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-2/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/DaOnlyOwner/l-Systems:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 22e7ff5e19d6bcc429a135ed7020a5345a93948f369fec2569bf2210d6a22ec1 [INFO] running `"docker" "start" "-a" "22e7ff5e19d6bcc429a135ed7020a5345a93948f369fec2569bf2210d6a22ec1"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking itertools v0.6.1 [INFO] [stderr] Checking num-bigint v0.1.40 [INFO] [stderr] Checking alga v0.5.1 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking rayon v0.7.1 [INFO] [stderr] Checking jpeg-decoder v0.1.13 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking num-rational v0.1.39 [INFO] [stderr] Checking num v0.1.40 [INFO] [stderr] Checking image v0.14.0 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking quickcheck v0.2.27 [INFO] [stderr] Checking nalgebra v0.11.2 [INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.11.2/src/core/cg.rs:314:44 [INFO] [stderr] | [INFO] [stderr] 314 | self[(j, i)] += shift[j] * self[(D::dim() - 1, i)]; [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] [INFO] [stderr] Checking imageproc v0.9.0 [INFO] [stderr] Checking l-systems v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/main.rs:109:43 [INFO] [stderr] | [INFO] [stderr] 109 | draw("S", descr,25f32, |n| f32::round((700f32 / f32::powf(2f32,n as f32))) as u32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/main.rs:109:43 [INFO] [stderr] | [INFO] [stderr] 109 | draw("S", descr,25f32, |n| f32::round((700f32 / f32::powf(2f32,n as f32))) as u32); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `start_symbol` [INFO] [stderr] --> src/main.rs:70:12 [INFO] [stderr] | [INFO] [stderr] 70 | fn draw(start_symbol : &'static str, production_rules : HashMap<&'static str, Vec<(f32,&'static str)>>, angle_degrees : f32, scaleFn : F) [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_start_symbol` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `width` [INFO] [stderr] --> src/main.rs:51:20 [INFO] [stderr] | [INFO] [stderr] 51 | fn show(&self, width:u32, height:u32) [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_width` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `height` [INFO] [stderr] --> src/main.rs:51:31 [INFO] [stderr] | [INFO] [stderr] 51 | fn show(&self, width:u32, height:u32) [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_height` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `start_symbol` [INFO] [stderr] --> src/main.rs:70:12 [INFO] [stderr] | [INFO] [stderr] 70 | fn draw(start_symbol : &'static str, production_rules : HashMap<&'static str, Vec<(f32,&'static str)>>, angle_degrees : f32, scaleFn : F) [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_start_symbol` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `width` [INFO] [stderr] --> src/main.rs:51:20 [INFO] [stderr] | [INFO] [stderr] 51 | fn show(&self, width:u32, height:u32) [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_width` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `height` [INFO] [stderr] --> src/main.rs:51:31 [INFO] [stderr] | [INFO] [stderr] 51 | fn show(&self, width:u32, height:u32) [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_height` [INFO] [stderr] [INFO] [stderr] warning: variable `scaleFn` should have a snake case name [INFO] [stderr] --> src/main.rs:70:129 [INFO] [stderr] | [INFO] [stderr] 70 | fn draw(start_symbol : &'static str, production_rules : HashMap<&'static str, Vec<(f32,&'static str)>>, angle_degrees : f32, scaleFn : F) [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `scale_fn` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable `scaleFn` should have a snake case name [INFO] [stderr] --> src/main.rs:70:129 [INFO] [stderr] | [INFO] [stderr] 70 | fn draw(start_symbol : &'static str, production_rules : HashMap<&'static str, Vec<(f32,&'static str)>>, angle_degrees : f32, scaleFn : F) [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `scale_fn` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 42.14s [INFO] running `"docker" "inspect" "22e7ff5e19d6bcc429a135ed7020a5345a93948f369fec2569bf2210d6a22ec1"` [INFO] running `"docker" "rm" "-f" "22e7ff5e19d6bcc429a135ed7020a5345a93948f369fec2569bf2210d6a22ec1"` [INFO] [stdout] 22e7ff5e19d6bcc429a135ed7020a5345a93948f369fec2569bf2210d6a22ec1