[INFO] updating cached repository bluecereal/collisionV2
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bluecereal/collisionV2
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bluecereal/collisionV2" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/bluecereal/collisionV2"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/bluecereal/collisionV2'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bluecereal/collisionV2" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/bluecereal/collisionV2"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/bluecereal/collisionV2'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 834e94593a4263c76ac93a534bf130c8abe1a336
[INFO] sha for GitHub repo bluecereal/collisionV2: 834e94593a4263c76ac93a534bf130c8abe1a336
[INFO] validating manifest of bluecereal/collisionV2 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bluecereal/collisionV2 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bluecereal/collisionV2
[INFO] finished frobbing bluecereal/collisionV2
[INFO] frobbed toml for bluecereal/collisionV2 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/bluecereal/collisionV2/Cargo.toml
[INFO] started frobbing bluecereal/collisionV2
[INFO] finished frobbing bluecereal/collisionV2
[INFO] frobbed toml for bluecereal/collisionV2 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/bluecereal/collisionV2/Cargo.toml
[INFO] crate bluecereal/collisionV2 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/bluecereal/collisionV2/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking bluecereal/collisionV2 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/bluecereal/collisionV2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3fe327b8d0d4b55d7e985715b46b090f07232b389dc330b2032cc6b9b519ec25
[INFO] running `"docker" "start" "-a" "3fe327b8d0d4b55d7e985715b46b090f07232b389dc330b2032cc6b9b519ec25"`
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]     Checking collisionV2 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `top_left`
[INFO] [stderr]   --> src/main.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let top_left = other_vector_iter.next();
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_top_left`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bottom_right`
[INFO] [stderr]   --> src/main.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let bottom_right = other_vector_iter.next();
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_bottom_right`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let mut this_vector_iter = this.dimensions.iter();
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `collisionV2` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `collision_v2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `top_left`
[INFO] [stderr]   --> src/main.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let top_left = other_vector_iter.next();
[INFO] [stderr]    |         ^^^^^^^^ help: consider prefixing with an underscore: `_top_left`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bottom_right`
[INFO] [stderr]   --> src/main.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let bottom_right = other_vector_iter.next();
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_bottom_right`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |     let mut this_vector_iter = this.dimensions.iter();
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `collisionV2` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `collision_v2`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.52s
[INFO] running `"docker" "inspect" "3fe327b8d0d4b55d7e985715b46b090f07232b389dc330b2032cc6b9b519ec25"`
[INFO] running `"docker" "rm" "-f" "3fe327b8d0d4b55d7e985715b46b090f07232b389dc330b2032cc6b9b519ec25"`
[INFO] [stdout] 3fe327b8d0d4b55d7e985715b46b090f07232b389dc330b2032cc6b9b519ec25