Nov 29 20:14:33.284 INFO checking puma3/distributed_recommender against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 20:14:33.284 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-7/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 29 20:14:33.648 INFO [stdout] 0a262d38bf4795901fe2c4a1e1d9dbeeb2c0d6a3191afe6ae0d8eb3fb11197af
Nov 29 20:14:33.654 INFO running `"docker" "start" "-a" "0a262d38bf4795901fe2c4a1e1d9dbeeb2c0d6a3191afe6ae0d8eb3fb11197af"`
Nov 29 20:14:34.724 INFO [stderr] usermod: no changes
Nov 29 20:14:34.825 INFO [stderr]     Checking abomonation v0.4.6
Nov 29 20:14:34.826 INFO [stderr]     Checking utilities v0.1.0 (/source/libs/utilities)
Nov 29 20:14:34.826 INFO [stderr]     Checking distance v0.1.0 (/source/libs/distance)
Nov 29 20:14:35.635 INFO [stderr]     Checking database v0.1.0 (/source/libs/database)
Nov 29 20:14:36.088 INFO [stderr] warning: unused `#[macro_use]` import
Nov 29 20:14:36.089 INFO [stderr]  --> libs/database/src/lib.rs:4:1
Nov 29 20:14:36.089 INFO [stderr]   |
Nov 29 20:14:36.089 INFO [stderr] 4 | #[macro_use]
Nov 29 20:14:36.089 INFO [stderr]   | ^^^^^^^^^^^^
Nov 29 20:14:36.090 INFO [stderr]   |
Nov 29 20:14:36.090 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 20:14:36.090 INFO [stderr] 
Nov 29 20:14:36.332 INFO [stderr] warning: method is never used: `item_based_recommendation`
Nov 29 20:14:36.333 INFO [stderr]    --> libs/database/src/lib.rs:234:5
Nov 29 20:14:36.333 INFO [stderr]     |
Nov 29 20:14:36.333 INFO [stderr] 234 |     fn item_based_recommendation(&self, movie_id: i32) -> Vec<(i32, f32)> {
Nov 29 20:14:36.333 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 20:14:36.334 INFO [stderr]     |
Nov 29 20:14:36.334 INFO [stderr]     = note: #[warn(dead_code)] on by default
Nov 29 20:14:36.334 INFO [stderr] 
Nov 29 20:14:36.335 INFO [stderr] warning: method is never used: `highest_rated_movie`
Nov 29 20:14:36.335 INFO [stderr]    --> libs/database/src/lib.rs:250:5
Nov 29 20:14:36.335 INFO [stderr]     |
Nov 29 20:14:36.336 INFO [stderr] 250 |     fn highest_rated_movie(&self, user_id: i32) -> i32 {
Nov 29 20:14:36.336 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 20:14:36.336 INFO [stderr] 
Nov 29 20:14:37.548 INFO [stderr]     Checking timely_communication v0.1.8
Nov 29 20:14:38.228 INFO [stderr]     Checking timely v0.3.0
Nov 29 20:14:42.074 INFO [stderr]     Checking distributed_recommender v0.1.0 (/source)
Nov 29 20:14:43.587 INFO [stderr] warning: unused import: `timely::dataflow::channels::message::Content`
Nov 29 20:14:43.587 INFO [stderr]   --> src/main.rs:14:5
Nov 29 20:14:43.587 INFO [stderr]    |
Nov 29 20:14:43.587 INFO [stderr] 14 | use timely::dataflow::channels::message::Content;
Nov 29 20:14:43.587 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 20:14:43.587 INFO [stderr]    |
Nov 29 20:14:43.587 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 29 20:14:43.587 INFO [stderr] 
Nov 29 20:14:43.696 INFO [stderr] warning: unused import: `timely::dataflow::channels::message::Content`
Nov 29 20:14:43.696 INFO [stderr]   --> src/main.rs:14:5
Nov 29 20:14:43.696 INFO [stderr]    |
Nov 29 20:14:43.696 INFO [stderr] 14 | use timely::dataflow::channels::message::Content;
Nov 29 20:14:43.696 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 20:14:43.696 INFO [stderr]    |
Nov 29 20:14:43.696 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 29 20:14:43.696 INFO [stderr] 
Nov 29 20:14:43.748 INFO [stderr] warning: unused variable: `capability`
Nov 29 20:14:43.748 INFO [stderr]   --> src/main.rs:58:59
Nov 29 20:14:43.748 INFO [stderr]    |
Nov 29 20:14:43.748 INFO [stderr] 58 |                  .unary(Pipeline, "user-user_distances", |capability|
Nov 29 20:14:43.748 INFO [stderr]    |                                                           ^^^^^^^^^^ help: consider using `_capability` instead
Nov 29 20:14:43.748 INFO [stderr]    |
Nov 29 20:14:43.748 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 20:14:43.748 INFO [stderr] 
Nov 29 20:14:43.748 INFO [stderr] warning: unused variable: `capability`
Nov 29 20:14:43.748 INFO [stderr]   --> src/main.rs:78:60
Nov 29 20:14:43.748 INFO [stderr]    |
Nov 29 20:14:43.748 INFO [stderr] 78 |                  .unary(Pipeline, "user-based_recommend", |capability|
Nov 29 20:14:43.748 INFO [stderr]    |                                                            ^^^^^^^^^^ help: consider using `_capability` instead
Nov 29 20:14:43.748 INFO [stderr] 
Nov 29 20:14:43.776 INFO [stderr] warning: variable does not need to be mutable
Nov 29 20:14:43.776 INFO [stderr]   --> src/main.rs:42:13
Nov 29 20:14:43.776 INFO [stderr]    |
Nov 29 20:14:43.776 INFO [stderr] 42 |         let mut probe = ProbeHandle::new();
Nov 29 20:14:43.776 INFO [stderr]    |             ----^^^^^
Nov 29 20:14:43.776 INFO [stderr]    |             |
Nov 29 20:14:43.776 INFO [stderr]    |             help: remove this `mut`
Nov 29 20:14:43.776 INFO [stderr]    |
Nov 29 20:14:43.776 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 20:14:43.776 INFO [stderr] 
Nov 29 20:14:43.776 INFO [stderr] warning: variable does not need to be mutable
Nov 29 20:14:43.776 INFO [stderr]   --> src/main.rs:42:13
Nov 29 20:14:43.776 INFO [stderr]    |
Nov 29 20:14:43.776 INFO [stderr] 42 |         let mut probe = ProbeHandle::new();
Nov 29 20:14:43.776 INFO [stderr]    |             ----^^^^^
Nov 29 20:14:43.776 INFO [stderr]    |             |
Nov 29 20:14:43.776 INFO [stderr]    |             help: remove this `mut`
Nov 29 20:14:43.776 INFO [stderr] 
Nov 29 20:14:43.828 INFO [stderr] warning: unused variable: `capability`
Nov 29 20:14:43.828 INFO [stderr]   --> src/main.rs:58:59
Nov 29 20:14:43.828 INFO [stderr]    |
Nov 29 20:14:43.828 INFO [stderr] 58 |                  .unary(Pipeline, "user-user_distances", |capability|
Nov 29 20:14:43.828 INFO [stderr]    |                                                           ^^^^^^^^^^ help: consider using `_capability` instead
Nov 29 20:14:43.828 INFO [stderr]    |
Nov 29 20:14:43.828 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 20:14:43.828 INFO [stderr] 
Nov 29 20:14:43.828 INFO [stderr] warning: unused variable: `capability`
Nov 29 20:14:43.828 INFO [stderr]   --> src/main.rs:78:60
Nov 29 20:14:43.828 INFO [stderr]    |
Nov 29 20:14:43.828 INFO [stderr] 78 |                  .unary(Pipeline, "user-based_recommend", |capability|
Nov 29 20:14:43.828 INFO [stderr]    |                                                            ^^^^^^^^^^ help: consider using `_capability` instead
Nov 29 20:14:43.828 INFO [stderr] 
Nov 29 20:14:43.849 INFO [stderr] warning: variable does not need to be mutable
Nov 29 20:14:43.849 INFO [stderr]   --> src/main.rs:42:13
Nov 29 20:14:43.849 INFO [stderr]    |
Nov 29 20:14:43.849 INFO [stderr] 42 |         let mut probe = ProbeHandle::new();
Nov 29 20:14:43.849 INFO [stderr]    |             ----^^^^^
Nov 29 20:14:43.849 INFO [stderr]    |             |
Nov 29 20:14:43.849 INFO [stderr]    |             help: remove this `mut`
Nov 29 20:14:43.849 INFO [stderr]    |
Nov 29 20:14:43.849 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 20:14:43.849 INFO [stderr] 
Nov 29 20:14:43.849 INFO [stderr] warning: variable does not need to be mutable
Nov 29 20:14:43.849 INFO [stderr]   --> src/main.rs:42:13
Nov 29 20:14:43.849 INFO [stderr]    |
Nov 29 20:14:43.849 INFO [stderr] 42 |         let mut probe = ProbeHandle::new();
Nov 29 20:14:43.849 INFO [stderr]    |             ----^^^^^
Nov 29 20:14:43.849 INFO [stderr]    |             |
Nov 29 20:14:43.849 INFO [stderr]    |             help: remove this `mut`
Nov 29 20:14:43.849 INFO [stderr] 
Nov 29 20:14:43.878 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.12s
Nov 29 20:14:43.884 INFO [stderr] su: No module specific data is present
Nov 29 20:14:45.024 INFO running `"docker" "inspect" "0a262d38bf4795901fe2c4a1e1d9dbeeb2c0d6a3191afe6ae0d8eb3fb11197af"`
Nov 29 20:14:45.330 INFO running `"docker" "rm" "-f" "0a262d38bf4795901fe2c4a1e1d9dbeeb2c0d6a3191afe6ae0d8eb3fb11197af"`
Nov 29 20:14:45.643 INFO [stdout] 0a262d38bf4795901fe2c4a1e1d9dbeeb2c0d6a3191afe6ae0d8eb3fb11197af