Oct 26 22:39:33.601 INFO checking puma3/distributed_recommender against try#19f01b935b91481fd445b16b533d2f87661bf12e for pr-55192-2
Oct 26 22:39:33.601 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192-2/worker-4/try#19f01b935b91481fd445b16b533d2f87661bf12e:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-55192-2/try#19f01b935b91481fd445b16b533d2f87661bf12e:/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 +19f01b935b91481fd445b16b533d2f87661bf12e-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"`
Oct 26 22:39:33.855 INFO blam! 42918b75518cba86c2f85c9978976aded5430ffd9010721a53528d9c1cea47a3
Oct 26 22:39:33.861 INFO running `"docker" "start" "-a" "42918b75518cba86c2f85c9978976aded5430ffd9010721a53528d9c1cea47a3"`
Oct 26 22:39:34.632 INFO kablam! usermod: no changes
Oct 26 22:39:34.837 INFO kablam!     Checking memchr v1.0.2
Oct 26 22:39:34.837 INFO kablam!     Checking abomonation v0.4.6
Oct 26 22:39:34.837 INFO kablam!     Checking distance v0.1.0 (/source/libs/distance)
Oct 26 22:39:34.837 INFO kablam!     Checking utilities v0.1.0 (/source/libs/utilities)
Oct 26 22:39:35.327 INFO kablam!     Checking csv-core v0.1.3
Oct 26 22:39:36.047 INFO kablam!     Checking csv v1.0.0-beta.5
Oct 26 22:39:37.899 INFO kablam!     Checking timely_communication v0.1.8
Oct 26 22:39:37.936 INFO kablam!     Checking database v0.1.0 (/source/libs/database)
Oct 26 22:39:38.291 INFO kablam! warning: unused `#[macro_use]` import
Oct 26 22:39:38.291 INFO kablam!  --> libs/database/src/lib.rs:4:1
Oct 26 22:39:38.291 INFO kablam!   |
Oct 26 22:39:38.291 INFO kablam! 4 | #[macro_use]
Oct 26 22:39:38.291 INFO kablam!   | ^^^^^^^^^^^^
Oct 26 22:39:38.291 INFO kablam!   |
Oct 26 22:39:38.291 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 26 22:39:38.291 INFO kablam! 
Oct 26 22:39:38.511 INFO kablam! warning: method is never used: `item_based_recommendation`
Oct 26 22:39:38.511 INFO kablam!    --> libs/database/src/lib.rs:234:5
Oct 26 22:39:38.511 INFO kablam!     |
Oct 26 22:39:38.511 INFO kablam! 234 |     fn item_based_recommendation(&self, movie_id: i32) -> Vec<(i32, f32)> {
Oct 26 22:39:38.511 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:39:38.511 INFO kablam!     |
Oct 26 22:39:38.511 INFO kablam!     = note: #[warn(dead_code)] on by default
Oct 26 22:39:38.511 INFO kablam! 
Oct 26 22:39:38.511 INFO kablam! warning: method is never used: `highest_rated_movie`
Oct 26 22:39:38.511 INFO kablam!    --> libs/database/src/lib.rs:250:5
Oct 26 22:39:38.511 INFO kablam!     |
Oct 26 22:39:38.511 INFO kablam! 250 |     fn highest_rated_movie(&self, user_id: i32) -> i32 {
Oct 26 22:39:38.511 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:39:38.511 INFO kablam! 
Oct 26 22:39:38.994 INFO kablam!     Checking timely v0.3.0
Oct 26 22:39:42.635 INFO kablam!     Checking distributed_recommender v0.1.0 (/source)
Oct 26 22:39:43.767 INFO kablam! warning: unused import: `timely::dataflow::channels::message::Content`
Oct 26 22:39:43.767 INFO kablam!   --> src/main.rs:14:5
Oct 26 22:39:43.767 INFO kablam!    |
Oct 26 22:39:43.767 INFO kablam! 14 | use timely::dataflow::channels::message::Content;
Oct 26 22:39:43.767 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:39:43.767 INFO kablam!    |
Oct 26 22:39:43.767 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 26 22:39:43.767 INFO kablam! 
Oct 26 22:39:43.843 INFO kablam! warning: unused import: `timely::dataflow::channels::message::Content`
Oct 26 22:39:43.843 INFO kablam!   --> src/main.rs:14:5
Oct 26 22:39:43.843 INFO kablam!    |
Oct 26 22:39:43.843 INFO kablam! 14 | use timely::dataflow::channels::message::Content;
Oct 26 22:39:43.843 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 26 22:39:43.843 INFO kablam!    |
Oct 26 22:39:43.843 INFO kablam!    = note: #[warn(unused_imports)] on by default
Oct 26 22:39:43.843 INFO kablam! 
Oct 26 22:39:43.907 INFO kablam! warning: unused variable: `capability`
Oct 26 22:39:43.907 INFO kablam!   --> src/main.rs:58:59
Oct 26 22:39:43.907 INFO kablam!    |
Oct 26 22:39:43.907 INFO kablam! 58 |                  .unary(Pipeline, "user-user_distances", |capability|
Oct 26 22:39:43.907 INFO kablam!    |                                                           ^^^^^^^^^^ help: consider using `_capability` instead
Oct 26 22:39:43.907 INFO kablam!    |
Oct 26 22:39:43.907 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 26 22:39:43.907 INFO kablam! 
Oct 26 22:39:43.907 INFO kablam! warning: unused variable: `capability`
Oct 26 22:39:43.907 INFO kablam!   --> src/main.rs:78:60
Oct 26 22:39:43.907 INFO kablam!    |
Oct 26 22:39:43.907 INFO kablam! 78 |                  .unary(Pipeline, "user-based_recommend", |capability|
Oct 26 22:39:43.907 INFO kablam!    |                                                            ^^^^^^^^^^ help: consider using `_capability` instead
Oct 26 22:39:43.907 INFO kablam! 
Oct 26 22:39:43.955 INFO kablam! warning: variable does not need to be mutable
Oct 26 22:39:43.955 INFO kablam!   --> src/main.rs:42:13
Oct 26 22:39:43.955 INFO kablam!    |
Oct 26 22:39:43.955 INFO kablam! 42 |         let mut probe = ProbeHandle::new();
Oct 26 22:39:43.955 INFO kablam!    |             ----^^^^^
Oct 26 22:39:43.955 INFO kablam!    |             |
Oct 26 22:39:43.955 INFO kablam!    |             help: remove this `mut`
Oct 26 22:39:43.955 INFO kablam!    |
Oct 26 22:39:43.955 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 26 22:39:43.955 INFO kablam! 
Oct 26 22:39:43.955 INFO kablam! warning: variable does not need to be mutable
Oct 26 22:39:43.955 INFO kablam!   --> src/main.rs:42:13
Oct 26 22:39:43.955 INFO kablam!    |
Oct 26 22:39:43.955 INFO kablam! 42 |         let mut probe = ProbeHandle::new();
Oct 26 22:39:43.955 INFO kablam!    |             ----^^^^^
Oct 26 22:39:43.955 INFO kablam!    |             |
Oct 26 22:39:43.955 INFO kablam!    |             help: remove this `mut`
Oct 26 22:39:43.955 INFO kablam! 
Oct 26 22:39:43.987 INFO kablam! warning: unused variable: `capability`
Oct 26 22:39:43.987 INFO kablam!   --> src/main.rs:58:59
Oct 26 22:39:43.987 INFO kablam!    |
Oct 26 22:39:43.987 INFO kablam! 58 |                  .unary(Pipeline, "user-user_distances", |capability|
Oct 26 22:39:43.987 INFO kablam!    |                                                           ^^^^^^^^^^ help: consider using `_capability` instead
Oct 26 22:39:43.987 INFO kablam!    |
Oct 26 22:39:43.987 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 26 22:39:43.987 INFO kablam! 
Oct 26 22:39:43.995 INFO kablam! warning: unused variable: `capability`
Oct 26 22:39:43.995 INFO kablam!   --> src/main.rs:78:60
Oct 26 22:39:43.995 INFO kablam!    |
Oct 26 22:39:43.995 INFO kablam! 78 |                  .unary(Pipeline, "user-based_recommend", |capability|
Oct 26 22:39:43.995 INFO kablam!    |                                                            ^^^^^^^^^^ help: consider using `_capability` instead
Oct 26 22:39:43.995 INFO kablam! 
Oct 26 22:39:44.015 INFO kablam! warning: variable does not need to be mutable
Oct 26 22:39:44.015 INFO kablam!   --> src/main.rs:42:13
Oct 26 22:39:44.015 INFO kablam!    |
Oct 26 22:39:44.015 INFO kablam! 42 |         let mut probe = ProbeHandle::new();
Oct 26 22:39:44.015 INFO kablam!    |             ----^^^^^
Oct 26 22:39:44.015 INFO kablam!    |             |
Oct 26 22:39:44.015 INFO kablam!    |             help: remove this `mut`
Oct 26 22:39:44.015 INFO kablam!    |
Oct 26 22:39:44.015 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 26 22:39:44.015 INFO kablam! 
Oct 26 22:39:44.015 INFO kablam! warning: variable does not need to be mutable
Oct 26 22:39:44.015 INFO kablam!   --> src/main.rs:42:13
Oct 26 22:39:44.015 INFO kablam!    |
Oct 26 22:39:44.015 INFO kablam! 42 |         let mut probe = ProbeHandle::new();
Oct 26 22:39:44.015 INFO kablam!    |             ----^^^^^
Oct 26 22:39:44.015 INFO kablam!    |             |
Oct 26 22:39:44.015 INFO kablam!    |             help: remove this `mut`
Oct 26 22:39:44.015 INFO kablam! 
Oct 26 22:39:44.047 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 9.36s
Oct 26 22:39:44.051 INFO kablam! su: No module specific data is present
Oct 26 22:39:44.827 INFO running `"docker" "rm" "-f" "42918b75518cba86c2f85c9978976aded5430ffd9010721a53528d9c1cea47a3"`
Oct 26 22:39:45.090 INFO blam! 42918b75518cba86c2f85c9978976aded5430ffd9010721a53528d9c1cea47a3