Dec 04 14:57:07.613 INFO checking luchoman08/best_pair_assignment against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 14:57:07.613 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 14:57:08.087 INFO [stdout] cbe887d3dce3a7a1371ca861272769b79e2dd3a1e9b164555de5fbfb5520e1c5
Dec 04 14:57:08.095 INFO running `"docker" "start" "-a" "cbe887d3dce3a7a1371ca861272769b79e2dd3a1e9b164555de5fbfb5520e1c5"`
Dec 04 14:57:09.351 INFO [stderr] usermod: no changes
Dec 04 14:57:09.431 INFO [stderr]     Checking lp-modeler v0.3.1
Dec 04 14:57:10.307 INFO [stderr]     Checking pair_assignment v0.1.0 (/source)
Dec 04 14:57:10.788 INFO [stderr] warning: unused imports: `LpObjective`, `LpProblem`
Dec 04 14:57:10.788 INFO [stderr]  --> src/pair_assignment.rs:2:27
Dec 04 14:57:10.788 INFO [stderr]   |
Dec 04 14:57:10.788 INFO [stderr] 2 | use lp_modeler::problem::{LpObjective, LpProblem};
Dec 04 14:57:10.788 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 04 14:57:10.788 INFO [stderr]   |
Dec 04 14:57:10.788 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 14:57:10.788 INFO [stderr] 
Dec 04 14:57:10.788 INFO [stderr] warning: unused import: `LpOperations`
Dec 04 14:57:10.788 INFO [stderr]  --> src/pair_assignment.rs:3:30
Dec 04 14:57:10.788 INFO [stderr]   |
Dec 04 14:57:10.788 INFO [stderr] 3 | use lp_modeler::operations::{LpOperations};
Dec 04 14:57:10.788 INFO [stderr]   |                              ^^^^^^^^^^^^
Dec 04 14:57:10.788 INFO [stderr] 
Dec 04 14:57:10.788 INFO [stderr] warning: unused import: `lp_modeler::variables::LpInteger`
Dec 04 14:57:10.788 INFO [stderr]  --> src/pair_assignment.rs:4:5
Dec 04 14:57:10.788 INFO [stderr]   |
Dec 04 14:57:10.788 INFO [stderr] 4 | use lp_modeler::variables::LpInteger;
Dec 04 14:57:10.788 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:57:10.789 INFO [stderr] 
Dec 04 14:57:10.789 INFO [stderr] warning: unused imports: `CbcSolver`, `SolverTrait`
Dec 04 14:57:10.789 INFO [stderr]  --> src/pair_assignment.rs:5:27
Dec 04 14:57:10.789 INFO [stderr]   |
Dec 04 14:57:10.789 INFO [stderr] 5 | use lp_modeler::solvers::{SolverTrait, CbcSolver};
Dec 04 14:57:10.789 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 04 14:57:10.789 INFO [stderr] 
Dec 04 14:57:10.789 INFO [stderr] warning: unused imports: `max`, `min`
Dec 04 14:57:10.789 INFO [stderr]  --> src/pair_assignment.rs:8:16
Dec 04 14:57:10.789 INFO [stderr]   |
Dec 04 14:57:10.789 INFO [stderr] 8 | use std::cmp::{max, min};
Dec 04 14:57:10.789 INFO [stderr]   |                ^^^  ^^^
Dec 04 14:57:10.789 INFO [stderr] 
Dec 04 14:57:10.892 INFO [stderr] warning: constant item is never used: `DEFAULT_SKILL_ID`
Dec 04 14:57:10.892 INFO [stderr]   --> src/pair_assignment.rs:10:1
Dec 04 14:57:10.892 INFO [stderr]    |
Dec 04 14:57:10.892 INFO [stderr] 10 | pub const DEFAULT_SKILL_ID: i8 = -1;
Dec 04 14:57:10.892 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:57:10.892 INFO [stderr]    |
Dec 04 14:57:10.899 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 14:57:10.899 INFO [stderr] 
Dec 04 14:57:10.899 INFO [stderr] warning: constant item is never used: `MINIMUM_SKILL_VALUE`
Dec 04 14:57:10.899 INFO [stderr]   --> src/pair_assignment.rs:11:1
Dec 04 14:57:10.899 INFO [stderr]    |
Dec 04 14:57:10.899 INFO [stderr] 11 | pub const MINIMUM_SKILL_VALUE: u8 = 1;
Dec 04 14:57:10.899 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:57:10.899 INFO [stderr] 
Dec 04 14:57:10.899 INFO [stderr] warning: field is never used: `id`
Dec 04 14:57:10.899 INFO [stderr]   --> src/pair_assignment.rs:13:5
Dec 04 14:57:10.899 INFO [stderr]    |
Dec 04 14:57:10.899 INFO [stderr] 13 |     id: u32,
Dec 04 14:57:10.899 INFO [stderr]    |     ^^^^^^^
Dec 04 14:57:10.899 INFO [stderr] 
Dec 04 14:57:10.899 INFO [stderr] warning: method is never used: `get_id`
Dec 04 14:57:10.899 INFO [stderr]   --> src/pair_assignment.rs:38:5
Dec 04 14:57:10.899 INFO [stderr]    |
Dec 04 14:57:10.899 INFO [stderr] 38 |     pub fn get_id(&self) -> u32 {
Dec 04 14:57:10.899 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:57:10.899 INFO [stderr] 
Dec 04 14:57:10.899 INFO [stderr] warning: method is never used: `get_little_skillfull_agent`
Dec 04 14:57:10.899 INFO [stderr]   --> src/pair_assignment.rs:72:5
Dec 04 14:57:10.899 INFO [stderr]    |
Dec 04 14:57:10.899 INFO [stderr] 72 |     pub fn get_little_skillfull_agent(sample_skills: &Skills) -> Agent {
Dec 04 14:57:10.899 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:57:10.899 INFO [stderr] 
Dec 04 14:57:10.909 INFO [stderr] warning: unused imports: `LpObjective`, `LpProblem`
Dec 04 14:57:10.909 INFO [stderr]  --> src/pair_assignment.rs:2:27
Dec 04 14:57:10.909 INFO [stderr]   |
Dec 04 14:57:10.910 INFO [stderr] 2 | use lp_modeler::problem::{LpObjective, LpProblem};
Dec 04 14:57:10.910 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 04 14:57:10.910 INFO [stderr]   |
Dec 04 14:57:10.911 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 14:57:10.927 INFO [stderr] 
Dec 04 14:57:10.927 INFO [stderr] warning: unused import: `LpOperations`
Dec 04 14:57:10.927 INFO [stderr]  --> src/pair_assignment.rs:3:30
Dec 04 14:57:10.927 INFO [stderr]   |
Dec 04 14:57:10.927 INFO [stderr] 3 | use lp_modeler::operations::{LpOperations};
Dec 04 14:57:10.927 INFO [stderr]   |                              ^^^^^^^^^^^^
Dec 04 14:57:10.927 INFO [stderr] 
Dec 04 14:57:10.927 INFO [stderr] warning: unused import: `lp_modeler::variables::LpInteger`
Dec 04 14:57:10.927 INFO [stderr]  --> src/pair_assignment.rs:4:5
Dec 04 14:57:10.927 INFO [stderr]   |
Dec 04 14:57:10.927 INFO [stderr] 4 | use lp_modeler::variables::LpInteger;
Dec 04 14:57:10.927 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:57:10.927 INFO [stderr] 
Dec 04 14:57:10.927 INFO [stderr] warning: unused imports: `CbcSolver`, `SolverTrait`
Dec 04 14:57:10.927 INFO [stderr]  --> src/pair_assignment.rs:5:27
Dec 04 14:57:10.927 INFO [stderr]   |
Dec 04 14:57:10.927 INFO [stderr] 5 | use lp_modeler::solvers::{SolverTrait, CbcSolver};
Dec 04 14:57:10.927 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 04 14:57:10.927 INFO [stderr] 
Dec 04 14:57:10.927 INFO [stderr] warning: unused imports: `max`, `min`
Dec 04 14:57:10.927 INFO [stderr]  --> src/pair_assignment.rs:8:16
Dec 04 14:57:10.927 INFO [stderr]   |
Dec 04 14:57:10.927 INFO [stderr] 8 | use std::cmp::{max, min};
Dec 04 14:57:10.927 INFO [stderr]   |                ^^^  ^^^
Dec 04 14:57:10.927 INFO [stderr] 
Dec 04 14:57:11.039 INFO [stderr] warning: constant item is never used: `DEFAULT_SKILL_ID`
Dec 04 14:57:11.039 INFO [stderr]   --> src/pair_assignment.rs:10:1
Dec 04 14:57:11.039 INFO [stderr]    |
Dec 04 14:57:11.039 INFO [stderr] 10 | pub const DEFAULT_SKILL_ID: i8 = -1;
Dec 04 14:57:11.039 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:57:11.039 INFO [stderr]    |
Dec 04 14:57:11.039 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 14:57:11.039 INFO [stderr] 
Dec 04 14:57:11.039 INFO [stderr] warning: constant item is never used: `MINIMUM_SKILL_VALUE`
Dec 04 14:57:11.039 INFO [stderr]   --> src/pair_assignment.rs:11:1
Dec 04 14:57:11.039 INFO [stderr]    |
Dec 04 14:57:11.039 INFO [stderr] 11 | pub const MINIMUM_SKILL_VALUE: u8 = 1;
Dec 04 14:57:11.039 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:57:11.039 INFO [stderr] 
Dec 04 14:57:11.039 INFO [stderr] warning: field is never used: `id`
Dec 04 14:57:11.039 INFO [stderr]   --> src/pair_assignment.rs:13:5
Dec 04 14:57:11.039 INFO [stderr]    |
Dec 04 14:57:11.039 INFO [stderr] 13 |     id: u32,
Dec 04 14:57:11.039 INFO [stderr]    |     ^^^^^^^
Dec 04 14:57:11.039 INFO [stderr] 
Dec 04 14:57:11.039 INFO [stderr] warning: method is never used: `get_id`
Dec 04 14:57:11.039 INFO [stderr]   --> src/pair_assignment.rs:38:5
Dec 04 14:57:11.039 INFO [stderr]    |
Dec 04 14:57:11.039 INFO [stderr] 38 |     pub fn get_id(&self) -> u32 {
Dec 04 14:57:11.039 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:57:11.039 INFO [stderr] 
Dec 04 14:57:11.039 INFO [stderr] warning: method is never used: `get_little_skillfull_agent`
Dec 04 14:57:11.039 INFO [stderr]   --> src/pair_assignment.rs:72:5
Dec 04 14:57:11.039 INFO [stderr]    |
Dec 04 14:57:11.039 INFO [stderr] 72 |     pub fn get_little_skillfull_agent(sample_skills: &Skills) -> Agent {
Dec 04 14:57:11.039 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:57:11.039 INFO [stderr] 
Dec 04 14:57:11.081 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
Dec 04 14:57:11.089 INFO [stderr] su: No module specific data is present
Dec 04 14:57:12.348 INFO running `"docker" "inspect" "cbe887d3dce3a7a1371ca861272769b79e2dd3a1e9b164555de5fbfb5520e1c5"`
Dec 04 14:57:12.647 INFO running `"docker" "rm" "-f" "cbe887d3dce3a7a1371ca861272769b79e2dd3a1e9b164555de5fbfb5520e1c5"`
Dec 04 14:57:13.130 INFO [stdout] cbe887d3dce3a7a1371ca861272769b79e2dd3a1e9b164555de5fbfb5520e1c5