Dec 13 12:17:19.796 INFO testing luchoman08/best_pair_assignment against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 12:17:19.796 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 13 12:17:20.037 INFO [stdout] 3e468e7e52702ce0c99ff6af921c44f6400eb1d3939d6be773351c2bae0db42d
Dec 13 12:17:20.039 INFO running `"docker" "start" "-a" "3e468e7e52702ce0c99ff6af921c44f6400eb1d3939d6be773351c2bae0db42d"`
Dec 13 12:17:21.591 INFO [stderr] usermod: no changes
Dec 13 12:17:21.707 INFO [stderr]    Compiling lp-modeler v0.3.1
Dec 13 12:17:24.115 INFO [stderr]    Compiling pair_assignment v0.1.0 (/source)
Dec 13 12:17:24.463 INFO [stderr] warning: unused imports: `LpObjective`, `LpProblem`
Dec 13 12:17:24.463 INFO [stderr]  --> src/pair_assignment.rs:2:27
Dec 13 12:17:24.463 INFO [stderr]   |
Dec 13 12:17:24.463 INFO [stderr] 2 | use lp_modeler::problem::{LpObjective, LpProblem};
Dec 13 12:17:24.463 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 13 12:17:24.463 INFO [stderr]   |
Dec 13 12:17:24.463 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 12:17:24.463 INFO [stderr] 
Dec 13 12:17:24.463 INFO [stderr] warning: unused import: `LpOperations`
Dec 13 12:17:24.463 INFO [stderr]  --> src/pair_assignment.rs:3:30
Dec 13 12:17:24.463 INFO [stderr]   |
Dec 13 12:17:24.463 INFO [stderr] 3 | use lp_modeler::operations::{LpOperations};
Dec 13 12:17:24.463 INFO [stderr]   |                              ^^^^^^^^^^^^
Dec 13 12:17:24.463 INFO [stderr] 
Dec 13 12:17:24.463 INFO [stderr] warning: unused import: `lp_modeler::variables::LpInteger`
Dec 13 12:17:24.463 INFO [stderr]  --> src/pair_assignment.rs:4:5
Dec 13 12:17:24.463 INFO [stderr]   |
Dec 13 12:17:24.463 INFO [stderr] 4 | use lp_modeler::variables::LpInteger;
Dec 13 12:17:24.463 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:17:24.463 INFO [stderr] 
Dec 13 12:17:24.463 INFO [stderr] warning: unused imports: `CbcSolver`, `SolverTrait`
Dec 13 12:17:24.463 INFO [stderr]  --> src/pair_assignment.rs:5:27
Dec 13 12:17:24.463 INFO [stderr]   |
Dec 13 12:17:24.463 INFO [stderr] 5 | use lp_modeler::solvers::{SolverTrait, CbcSolver};
Dec 13 12:17:24.463 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 13 12:17:24.463 INFO [stderr] 
Dec 13 12:17:24.463 INFO [stderr] warning: unused imports: `max`, `min`
Dec 13 12:17:24.463 INFO [stderr]  --> src/pair_assignment.rs:8:16
Dec 13 12:17:24.463 INFO [stderr]   |
Dec 13 12:17:24.463 INFO [stderr] 8 | use std::cmp::{max, min};
Dec 13 12:17:24.463 INFO [stderr]   |                ^^^  ^^^
Dec 13 12:17:24.463 INFO [stderr] 
Dec 13 12:17:24.523 INFO [stderr] warning: constant item is never used: `DEFAULT_SKILL_ID`
Dec 13 12:17:24.523 INFO [stderr]   --> src/pair_assignment.rs:10:1
Dec 13 12:17:24.523 INFO [stderr]    |
Dec 13 12:17:24.523 INFO [stderr] 10 | pub const DEFAULT_SKILL_ID: i8 = -1;
Dec 13 12:17:24.523 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:17:24.523 INFO [stderr]    |
Dec 13 12:17:24.523 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 12:17:24.523 INFO [stderr] 
Dec 13 12:17:24.523 INFO [stderr] warning: constant item is never used: `MINIMUM_SKILL_VALUE`
Dec 13 12:17:24.523 INFO [stderr]   --> src/pair_assignment.rs:11:1
Dec 13 12:17:24.523 INFO [stderr]    |
Dec 13 12:17:24.523 INFO [stderr] 11 | pub const MINIMUM_SKILL_VALUE: u8 = 1;
Dec 13 12:17:24.523 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:17:24.523 INFO [stderr] 
Dec 13 12:17:24.523 INFO [stderr] warning: field is never used: `id`
Dec 13 12:17:24.523 INFO [stderr]   --> src/pair_assignment.rs:13:5
Dec 13 12:17:24.523 INFO [stderr]    |
Dec 13 12:17:24.523 INFO [stderr] 13 |     id: u32,
Dec 13 12:17:24.523 INFO [stderr]    |     ^^^^^^^
Dec 13 12:17:24.523 INFO [stderr] 
Dec 13 12:17:24.523 INFO [stderr] warning: method is never used: `get_id`
Dec 13 12:17:24.523 INFO [stderr]   --> src/pair_assignment.rs:38:5
Dec 13 12:17:24.523 INFO [stderr]    |
Dec 13 12:17:24.523 INFO [stderr] 38 |     pub fn get_id(&self) -> u32 {
Dec 13 12:17:24.523 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:17:24.523 INFO [stderr] 
Dec 13 12:17:24.523 INFO [stderr] warning: method is never used: `get_little_skillfull_agent`
Dec 13 12:17:24.523 INFO [stderr]   --> src/pair_assignment.rs:72:5
Dec 13 12:17:24.523 INFO [stderr]    |
Dec 13 12:17:24.523 INFO [stderr] 72 |     pub fn get_little_skillfull_agent(sample_skills: &Skills) -> Agent {
Dec 13 12:17:24.523 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:17:24.523 INFO [stderr] 
Dec 13 12:17:25.290 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.68s
Dec 13 12:17:25.293 INFO [stderr] su: No module specific data is present
Dec 13 12:17:26.504 INFO running `"docker" "inspect" "3e468e7e52702ce0c99ff6af921c44f6400eb1d3939d6be773351c2bae0db42d"`
Dec 13 12:17:26.705 INFO running `"docker" "rm" "-f" "3e468e7e52702ce0c99ff6af921c44f6400eb1d3939d6be773351c2bae0db42d"`
Dec 13 12:17:26.991 INFO [stdout] 3e468e7e52702ce0c99ff6af921c44f6400eb1d3939d6be773351c2bae0db42d
Dec 13 12:17:26.999 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 13 12:17:27.531 INFO [stdout] 2856c34338abad24e5ae88e754791d25beb06af66f1de6e84eb6f7b5acdca2a1
Dec 13 12:17:27.533 INFO running `"docker" "start" "-a" "2856c34338abad24e5ae88e754791d25beb06af66f1de6e84eb6f7b5acdca2a1"`
Dec 13 12:17:28.750 INFO [stderr] usermod: no changes
Dec 13 12:17:28.781 INFO [stderr]    Compiling pair_assignment v0.1.0 (/source)
Dec 13 12:17:29.068 INFO [stderr] warning: unused imports: `LpObjective`, `LpProblem`
Dec 13 12:17:29.068 INFO [stderr]  --> src/pair_assignment.rs:2:27
Dec 13 12:17:29.068 INFO [stderr]   |
Dec 13 12:17:29.068 INFO [stderr] 2 | use lp_modeler::problem::{LpObjective, LpProblem};
Dec 13 12:17:29.068 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 13 12:17:29.068 INFO [stderr]   |
Dec 13 12:17:29.068 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 12:17:29.068 INFO [stderr] 
Dec 13 12:17:29.068 INFO [stderr] warning: unused import: `LpOperations`
Dec 13 12:17:29.068 INFO [stderr]  --> src/pair_assignment.rs:3:30
Dec 13 12:17:29.068 INFO [stderr]   |
Dec 13 12:17:29.068 INFO [stderr] 3 | use lp_modeler::operations::{LpOperations};
Dec 13 12:17:29.068 INFO [stderr]   |                              ^^^^^^^^^^^^
Dec 13 12:17:29.068 INFO [stderr] 
Dec 13 12:17:29.068 INFO [stderr] warning: unused import: `lp_modeler::variables::LpInteger`
Dec 13 12:17:29.068 INFO [stderr]  --> src/pair_assignment.rs:4:5
Dec 13 12:17:29.068 INFO [stderr]   |
Dec 13 12:17:29.068 INFO [stderr] 4 | use lp_modeler::variables::LpInteger;
Dec 13 12:17:29.068 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:17:29.068 INFO [stderr] 
Dec 13 12:17:29.068 INFO [stderr] warning: unused imports: `CbcSolver`, `SolverTrait`
Dec 13 12:17:29.068 INFO [stderr]  --> src/pair_assignment.rs:5:27
Dec 13 12:17:29.068 INFO [stderr]   |
Dec 13 12:17:29.068 INFO [stderr] 5 | use lp_modeler::solvers::{SolverTrait, CbcSolver};
Dec 13 12:17:29.068 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 13 12:17:29.069 INFO [stderr] 
Dec 13 12:17:29.069 INFO [stderr] warning: unused imports: `max`, `min`
Dec 13 12:17:29.069 INFO [stderr]  --> src/pair_assignment.rs:8:16
Dec 13 12:17:29.069 INFO [stderr]   |
Dec 13 12:17:29.069 INFO [stderr] 8 | use std::cmp::{max, min};
Dec 13 12:17:29.069 INFO [stderr]   |                ^^^  ^^^
Dec 13 12:17:29.069 INFO [stderr] 
Dec 13 12:17:29.130 INFO [stderr] warning: constant item is never used: `DEFAULT_SKILL_ID`
Dec 13 12:17:29.130 INFO [stderr]   --> src/pair_assignment.rs:10:1
Dec 13 12:17:29.130 INFO [stderr]    |
Dec 13 12:17:29.130 INFO [stderr] 10 | pub const DEFAULT_SKILL_ID: i8 = -1;
Dec 13 12:17:29.131 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:17:29.131 INFO [stderr]    |
Dec 13 12:17:29.131 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 12:17:29.131 INFO [stderr] 
Dec 13 12:17:29.131 INFO [stderr] warning: constant item is never used: `MINIMUM_SKILL_VALUE`
Dec 13 12:17:29.131 INFO [stderr]   --> src/pair_assignment.rs:11:1
Dec 13 12:17:29.131 INFO [stderr]    |
Dec 13 12:17:29.131 INFO [stderr] 11 | pub const MINIMUM_SKILL_VALUE: u8 = 1;
Dec 13 12:17:29.131 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:17:29.131 INFO [stderr] 
Dec 13 12:17:29.131 INFO [stderr] warning: field is never used: `id`
Dec 13 12:17:29.131 INFO [stderr]   --> src/pair_assignment.rs:13:5
Dec 13 12:17:29.131 INFO [stderr]    |
Dec 13 12:17:29.131 INFO [stderr] 13 |     id: u32,
Dec 13 12:17:29.131 INFO [stderr]    |     ^^^^^^^
Dec 13 12:17:29.131 INFO [stderr] 
Dec 13 12:17:29.131 INFO [stderr] warning: method is never used: `get_id`
Dec 13 12:17:29.131 INFO [stderr]   --> src/pair_assignment.rs:38:5
Dec 13 12:17:29.131 INFO [stderr]    |
Dec 13 12:17:29.131 INFO [stderr] 38 |     pub fn get_id(&self) -> u32 {
Dec 13 12:17:29.131 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:17:29.131 INFO [stderr] 
Dec 13 12:17:29.131 INFO [stderr] warning: method is never used: `get_little_skillfull_agent`
Dec 13 12:17:29.131 INFO [stderr]   --> src/pair_assignment.rs:72:5
Dec 13 12:17:29.131 INFO [stderr]    |
Dec 13 12:17:29.131 INFO [stderr] 72 |     pub fn get_little_skillfull_agent(sample_skills: &Skills) -> Agent {
Dec 13 12:17:29.131 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 12:17:29.131 INFO [stderr] 
Dec 13 12:17:29.440 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Dec 13 12:17:29.443 INFO [stderr] su: No module specific data is present
Dec 13 12:17:29.947 INFO running `"docker" "inspect" "2856c34338abad24e5ae88e754791d25beb06af66f1de6e84eb6f7b5acdca2a1"`
Dec 13 12:17:30.171 INFO running `"docker" "rm" "-f" "2856c34338abad24e5ae88e754791d25beb06af66f1de6e84eb6f7b5acdca2a1"`
Dec 13 12:17:30.514 INFO [stdout] 2856c34338abad24e5ae88e754791d25beb06af66f1de6e84eb6f7b5acdca2a1
Dec 13 12:17:30.521 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 13 12:17:30.960 INFO [stdout] d53d55a615003d6e6fc394c0f10ebdf062d557c98b0c2b0b04ddb4db46eeeb8c
Dec 13 12:17:30.962 INFO running `"docker" "start" "-a" "d53d55a615003d6e6fc394c0f10ebdf062d557c98b0c2b0b04ddb4db46eeeb8c"`
Dec 13 12:17:32.291 INFO [stderr] usermod: no changes
Dec 13 12:17:32.351 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 13 12:17:32.351 INFO [stderr]      Running /target/debug/deps/pair_assignment-d48a7b682a199555
Dec 13 12:17:32.356 INFO [stdout] 
Dec 13 12:17:32.356 INFO [stdout] running 0 tests
Dec 13 12:17:32.356 INFO [stdout] 
Dec 13 12:17:32.356 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 12:17:32.356 INFO [stdout] 
Dec 13 12:17:32.359 INFO [stderr] su: No module specific data is present
Dec 13 12:17:33.067 INFO running `"docker" "inspect" "d53d55a615003d6e6fc394c0f10ebdf062d557c98b0c2b0b04ddb4db46eeeb8c"`
Dec 13 12:17:33.282 INFO running `"docker" "rm" "-f" "d53d55a615003d6e6fc394c0f10ebdf062d557c98b0c2b0b04ddb4db46eeeb8c"`
Dec 13 12:17:33.483 INFO [stdout] d53d55a615003d6e6fc394c0f10ebdf062d557c98b0c2b0b04ddb4db46eeeb8c