Dec 11 11:33:09.595 INFO checking puma3/distributed_recommender against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 11:33:09.596 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 11:33:10.070 INFO [stdout] 1cb55ac43ad2f8dcedd2bf1218e02b1e73bc8d0577b070cfc598e4bbfc88aca2
Dec 11 11:33:10.072 INFO running `"docker" "start" "-a" "1cb55ac43ad2f8dcedd2bf1218e02b1e73bc8d0577b070cfc598e4bbfc88aca2"`
Dec 11 11:33:11.333 INFO [stderr] usermod: no changes
Dec 11 11:33:11.489 INFO [stderr]     Checking memchr v1.0.2
Dec 11 11:33:11.489 INFO [stderr]     Checking abomonation v0.4.6
Dec 11 11:33:11.489 INFO [stderr]     Checking timely_sort v0.1.6
Dec 11 11:33:11.489 INFO [stderr]     Checking distance v0.1.0 (/source/libs/distance)
Dec 11 11:33:11.489 INFO [stderr]     Checking utilities v0.1.0 (/source/libs/utilities)
Dec 11 11:33:12.096 INFO [stderr]     Checking csv-core v0.1.3
Dec 11 11:33:12.912 INFO [stderr]     Checking csv v1.0.0-beta.5
Dec 11 11:33:13.932 INFO [stderr]     Checking timely_communication v0.1.8
Dec 11 11:33:14.840 INFO [stderr]     Checking database v0.1.0 (/source/libs/database)
Dec 11 11:33:14.849 INFO [stderr]     Checking timely v0.3.0
Dec 11 11:33:15.292 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 11:33:15.292 INFO [stderr]  --> libs/database/src/lib.rs:4:1
Dec 11 11:33:15.292 INFO [stderr]   |
Dec 11 11:33:15.292 INFO [stderr] 4 | #[macro_use]
Dec 11 11:33:15.292 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 11:33:15.292 INFO [stderr]   |
Dec 11 11:33:15.292 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 11:33:15.292 INFO [stderr] 
Dec 11 11:33:15.500 INFO [stderr] warning: method is never used: `item_based_recommendation`
Dec 11 11:33:15.500 INFO [stderr]    --> libs/database/src/lib.rs:234:5
Dec 11 11:33:15.500 INFO [stderr]     |
Dec 11 11:33:15.500 INFO [stderr] 234 |     fn item_based_recommendation(&self, movie_id: i32) -> Vec<(i32, f32)> {
Dec 11 11:33:15.500 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:33:15.500 INFO [stderr]     |
Dec 11 11:33:15.500 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 11 11:33:15.501 INFO [stderr] 
Dec 11 11:33:15.501 INFO [stderr] warning: method is never used: `highest_rated_movie`
Dec 11 11:33:15.501 INFO [stderr]    --> libs/database/src/lib.rs:250:5
Dec 11 11:33:15.501 INFO [stderr]     |
Dec 11 11:33:15.501 INFO [stderr] 250 |     fn highest_rated_movie(&self, user_id: i32) -> i32 {
Dec 11 11:33:15.501 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:33:15.501 INFO [stderr] 
Dec 11 11:33:18.572 INFO [stderr]     Checking distributed_recommender v0.1.0 (/source)
Dec 11 11:33:19.992 INFO [stderr] warning: unused import: `timely::dataflow::channels::message::Content`
Dec 11 11:33:19.992 INFO [stderr]   --> src/main.rs:14:5
Dec 11 11:33:19.992 INFO [stderr]    |
Dec 11 11:33:19.992 INFO [stderr] 14 | use timely::dataflow::channels::message::Content;
Dec 11 11:33:19.992 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:33:19.992 INFO [stderr]    |
Dec 11 11:33:19.992 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 11:33:19.992 INFO [stderr] 
Dec 11 11:33:20.032 INFO [stderr] warning: unused import: `timely::dataflow::channels::message::Content`
Dec 11 11:33:20.032 INFO [stderr]   --> src/main.rs:14:5
Dec 11 11:33:20.032 INFO [stderr]    |
Dec 11 11:33:20.032 INFO [stderr] 14 | use timely::dataflow::channels::message::Content;
Dec 11 11:33:20.032 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 11:33:20.032 INFO [stderr]    |
Dec 11 11:33:20.032 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 11:33:20.032 INFO [stderr] 
Dec 11 11:33:20.184 INFO [stderr] warning: unused variable: `capability`
Dec 11 11:33:20.184 INFO [stderr]   --> src/main.rs:58:59
Dec 11 11:33:20.184 INFO [stderr]    |
Dec 11 11:33:20.184 INFO [stderr] 58 |                  .unary(Pipeline, "user-user_distances", |capability|
Dec 11 11:33:20.184 INFO [stderr]    |                                                           ^^^^^^^^^^ help: consider using `_capability` instead
Dec 11 11:33:20.184 INFO [stderr]    |
Dec 11 11:33:20.184 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 11:33:20.184 INFO [stderr] 
Dec 11 11:33:20.184 INFO [stderr] warning: unused variable: `capability`
Dec 11 11:33:20.184 INFO [stderr]   --> src/main.rs:78:60
Dec 11 11:33:20.184 INFO [stderr]    |
Dec 11 11:33:20.184 INFO [stderr] 78 |                  .unary(Pipeline, "user-based_recommend", |capability|
Dec 11 11:33:20.184 INFO [stderr]    |                                                            ^^^^^^^^^^ help: consider using `_capability` instead
Dec 11 11:33:20.184 INFO [stderr] 
Dec 11 11:33:20.204 INFO [stderr] warning: unused variable: `capability`
Dec 11 11:33:20.204 INFO [stderr]   --> src/main.rs:58:59
Dec 11 11:33:20.204 INFO [stderr]    |
Dec 11 11:33:20.204 INFO [stderr] 58 |                  .unary(Pipeline, "user-user_distances", |capability|
Dec 11 11:33:20.204 INFO [stderr]    |                                                           ^^^^^^^^^^ help: consider using `_capability` instead
Dec 11 11:33:20.204 INFO [stderr]    |
Dec 11 11:33:20.204 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 11:33:20.204 INFO [stderr] 
Dec 11 11:33:20.204 INFO [stderr] warning: unused variable: `capability`
Dec 11 11:33:20.204 INFO [stderr]   --> src/main.rs:78:60
Dec 11 11:33:20.204 INFO [stderr]    |
Dec 11 11:33:20.204 INFO [stderr] 78 |                  .unary(Pipeline, "user-based_recommend", |capability|
Dec 11 11:33:20.204 INFO [stderr]    |                                                            ^^^^^^^^^^ help: consider using `_capability` instead
Dec 11 11:33:20.204 INFO [stderr] 
Dec 11 11:33:20.220 INFO [stderr] warning: variable does not need to be mutable
Dec 11 11:33:20.220 INFO [stderr]   --> src/main.rs:42:13
Dec 11 11:33:20.220 INFO [stderr]    |
Dec 11 11:33:20.220 INFO [stderr] 42 |         let mut probe = ProbeHandle::new();
Dec 11 11:33:20.220 INFO [stderr]    |             ----^^^^^
Dec 11 11:33:20.220 INFO [stderr]    |             |
Dec 11 11:33:20.220 INFO [stderr]    |             help: remove this `mut`
Dec 11 11:33:20.220 INFO [stderr]    |
Dec 11 11:33:20.220 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 11:33:20.220 INFO [stderr] 
Dec 11 11:33:20.220 INFO [stderr] warning: variable does not need to be mutable
Dec 11 11:33:20.220 INFO [stderr]   --> src/main.rs:42:13
Dec 11 11:33:20.220 INFO [stderr]    |
Dec 11 11:33:20.220 INFO [stderr] 42 |         let mut probe = ProbeHandle::new();
Dec 11 11:33:20.220 INFO [stderr]    |             ----^^^^^
Dec 11 11:33:20.220 INFO [stderr]    |             |
Dec 11 11:33:20.220 INFO [stderr]    |             help: remove this `mut`
Dec 11 11:33:20.220 INFO [stderr] 
Dec 11 11:33:20.228 INFO [stderr] warning: variable does not need to be mutable
Dec 11 11:33:20.228 INFO [stderr]   --> src/main.rs:42:13
Dec 11 11:33:20.228 INFO [stderr]    |
Dec 11 11:33:20.228 INFO [stderr] 42 |         let mut probe = ProbeHandle::new();
Dec 11 11:33:20.228 INFO [stderr]    |             ----^^^^^
Dec 11 11:33:20.228 INFO [stderr]    |             |
Dec 11 11:33:20.228 INFO [stderr]    |             help: remove this `mut`
Dec 11 11:33:20.228 INFO [stderr]    |
Dec 11 11:33:20.228 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 11:33:20.228 INFO [stderr] 
Dec 11 11:33:20.228 INFO [stderr] warning: variable does not need to be mutable
Dec 11 11:33:20.228 INFO [stderr]   --> src/main.rs:42:13
Dec 11 11:33:20.228 INFO [stderr]    |
Dec 11 11:33:20.228 INFO [stderr] 42 |         let mut probe = ProbeHandle::new();
Dec 11 11:33:20.228 INFO [stderr]    |             ----^^^^^
Dec 11 11:33:20.228 INFO [stderr]    |             |
Dec 11 11:33:20.228 INFO [stderr]    |             help: remove this `mut`
Dec 11 11:33:20.228 INFO [stderr] 
Dec 11 11:33:20.264 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.90s
Dec 11 11:33:20.268 INFO [stderr] su: No module specific data is present
Dec 11 11:33:21.168 INFO running `"docker" "inspect" "1cb55ac43ad2f8dcedd2bf1218e02b1e73bc8d0577b070cfc598e4bbfc88aca2"`
Dec 11 11:33:21.479 INFO running `"docker" "rm" "-f" "1cb55ac43ad2f8dcedd2bf1218e02b1e73bc8d0577b070cfc598e4bbfc88aca2"`
Dec 11 11:33:21.756 INFO [stdout] 1cb55ac43ad2f8dcedd2bf1218e02b1e73bc8d0577b070cfc598e4bbfc88aca2