Dec 19 13:26:42.649 INFO checking luchoman08/best_pair_assignment against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 13:26:42.649 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/luchoman08/best_pair_assignment:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:26:43.095 INFO [stdout] 8c86176d8e49482650503583bcadd64f0b58a530fdb191b3e994cb7494af494d
Dec 19 13:26:43.108 INFO running `"docker" "start" "-a" "8c86176d8e49482650503583bcadd64f0b58a530fdb191b3e994cb7494af494d"`
Dec 19 13:26:44.921 INFO [stderr]     Checking lp-modeler v0.3.1
Dec 19 13:26:45.656 INFO [stderr]     Checking pair_assignment v0.1.0 (/opt/crater/workdir)
Dec 19 13:26:45.964 INFO [stderr] warning: unused imports: `LpObjective`, `LpProblem`
Dec 19 13:26:45.964 INFO [stderr]  --> src/pair_assignment.rs:2:27
Dec 19 13:26:45.964 INFO [stderr]   |
Dec 19 13:26:45.964 INFO [stderr] 2 | use lp_modeler::problem::{LpObjective, LpProblem};
Dec 19 13:26:45.964 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 19 13:26:45.964 INFO [stderr]   |
Dec 19 13:26:45.964 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:26:45.964 INFO [stderr] 
Dec 19 13:26:45.964 INFO [stderr] warning: unused import: `LpOperations`
Dec 19 13:26:45.964 INFO [stderr]  --> src/pair_assignment.rs:3:30
Dec 19 13:26:45.964 INFO [stderr]   |
Dec 19 13:26:45.964 INFO [stderr] 3 | use lp_modeler::operations::{LpOperations};
Dec 19 13:26:45.964 INFO [stderr]   |                              ^^^^^^^^^^^^
Dec 19 13:26:45.964 INFO [stderr] 
Dec 19 13:26:45.964 INFO [stderr] warning: unused import: `lp_modeler::variables::LpInteger`
Dec 19 13:26:45.964 INFO [stderr]  --> src/pair_assignment.rs:4:5
Dec 19 13:26:45.964 INFO [stderr]   |
Dec 19 13:26:45.964 INFO [stderr] 4 | use lp_modeler::variables::LpInteger;
Dec 19 13:26:45.965 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:45.965 INFO [stderr] 
Dec 19 13:26:45.965 INFO [stderr] warning: unused imports: `CbcSolver`, `SolverTrait`
Dec 19 13:26:45.965 INFO [stderr]  --> src/pair_assignment.rs:5:27
Dec 19 13:26:45.965 INFO [stderr]   |
Dec 19 13:26:45.965 INFO [stderr] 5 | use lp_modeler::solvers::{SolverTrait, CbcSolver};
Dec 19 13:26:45.965 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 19 13:26:45.965 INFO [stderr] 
Dec 19 13:26:45.965 INFO [stderr] warning: unused imports: `max`, `min`
Dec 19 13:26:45.965 INFO [stderr]  --> src/pair_assignment.rs:8:16
Dec 19 13:26:45.965 INFO [stderr]   |
Dec 19 13:26:45.965 INFO [stderr] 8 | use std::cmp::{max, min};
Dec 19 13:26:45.965 INFO [stderr]   |                ^^^  ^^^
Dec 19 13:26:45.965 INFO [stderr] 
Dec 19 13:26:46.088 INFO [stderr] warning: unused imports: `LpObjective`, `LpProblem`
Dec 19 13:26:46.100 INFO [stderr]  --> src/pair_assignment.rs:2:27
Dec 19 13:26:46.100 INFO [stderr]   |
Dec 19 13:26:46.100 INFO [stderr] 2 | use lp_modeler::problem::{LpObjective, LpProblem};
Dec 19 13:26:46.100 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 19 13:26:46.100 INFO [stderr] warning: constant item is never used: `DEFAULT_SKILL_ID`
Dec 19 13:26:46.100 INFO [stderr]   --> src/pair_assignment.rs:10:1
Dec 19 13:26:46.100 INFO [stderr]    |
Dec 19 13:26:46.100 INFO [stderr] 10 | pub const DEFAULT_SKILL_ID: i8 = -1;
Dec 19 13:26:46.100 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:46.100 INFO [stderr]    |
Dec 19 13:26:46.100 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:26:46.100 INFO [stderr] 
Dec 19 13:26:46.100 INFO [stderr] warning: constant item is never used: `MINIMUM_SKILL_VALUE`
Dec 19 13:26:46.100 INFO [stderr]   --> src/pair_assignment.rs:11:1
Dec 19 13:26:46.100 INFO [stderr]    |
Dec 19 13:26:46.100 INFO [stderr] 11 | pub const MINIMUM_SKILL_VALUE: u8 = 1;
Dec 19 13:26:46.101 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:46.101 INFO [stderr] 
Dec 19 13:26:46.101 INFO [stderr] warning: field is never used: `id`
Dec 19 13:26:46.101 INFO [stderr]   --> src/pair_assignment.rs:13:5
Dec 19 13:26:46.101 INFO [stderr]    |
Dec 19 13:26:46.101 INFO [stderr] 13 |     id: u32,
Dec 19 13:26:46.101 INFO [stderr]    |     ^^^^^^^
Dec 19 13:26:46.101 INFO [stderr] 
Dec 19 13:26:46.101 INFO [stderr] warning: method is never used: `get_id`
Dec 19 13:26:46.101 INFO [stderr]   --> src/pair_assignment.rs:38:5
Dec 19 13:26:46.101 INFO [stderr]    |
Dec 19 13:26:46.101 INFO [stderr] 38 |     pub fn get_id(&self) -> u32 {
Dec 19 13:26:46.101 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:46.101 INFO [stderr] 
Dec 19 13:26:46.101 INFO [stderr] warning: method is never used: `get_little_skillfull_agent`
Dec 19 13:26:46.101 INFO [stderr]   --> src/pair_assignment.rs:72:5
Dec 19 13:26:46.101 INFO [stderr]    |
Dec 19 13:26:46.101 INFO [stderr] 72 |     pub fn get_little_skillfull_agent(sample_skills: &Skills) -> Agent {
Dec 19 13:26:46.101 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:46.101 INFO [stderr] 
Dec 19 13:26:46.120 INFO [stderr]   |
Dec 19 13:26:46.120 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:26:46.120 INFO [stderr] 
Dec 19 13:26:46.120 INFO [stderr] warning: unused import: `LpOperations`
Dec 19 13:26:46.120 INFO [stderr]  --> src/pair_assignment.rs:3:30
Dec 19 13:26:46.120 INFO [stderr]   |
Dec 19 13:26:46.120 INFO [stderr] 3 | use lp_modeler::operations::{LpOperations};
Dec 19 13:26:46.120 INFO [stderr]   |                              ^^^^^^^^^^^^
Dec 19 13:26:46.120 INFO [stderr] 
Dec 19 13:26:46.120 INFO [stderr] warning: unused import: `lp_modeler::variables::LpInteger`
Dec 19 13:26:46.120 INFO [stderr]  --> src/pair_assignment.rs:4:5
Dec 19 13:26:46.120 INFO [stderr]   |
Dec 19 13:26:46.120 INFO [stderr] 4 | use lp_modeler::variables::LpInteger;
Dec 19 13:26:46.120 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:46.120 INFO [stderr] 
Dec 19 13:26:46.120 INFO [stderr] warning: unused imports: `CbcSolver`, `SolverTrait`
Dec 19 13:26:46.120 INFO [stderr]  --> src/pair_assignment.rs:5:27
Dec 19 13:26:46.120 INFO [stderr]   |
Dec 19 13:26:46.121 INFO [stderr] 5 | use lp_modeler::solvers::{SolverTrait, CbcSolver};
Dec 19 13:26:46.121 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 19 13:26:46.121 INFO [stderr] 
Dec 19 13:26:46.121 INFO [stderr] warning: unused imports: `max`, `min`
Dec 19 13:26:46.121 INFO [stderr]  --> src/pair_assignment.rs:8:16
Dec 19 13:26:46.121 INFO [stderr]   |
Dec 19 13:26:46.121 INFO [stderr] 8 | use std::cmp::{max, min};
Dec 19 13:26:46.121 INFO [stderr]   |                ^^^  ^^^
Dec 19 13:26:46.121 INFO [stderr] 
Dec 19 13:26:46.232 INFO [stderr] warning: constant item is never used: `DEFAULT_SKILL_ID`
Dec 19 13:26:46.232 INFO [stderr]   --> src/pair_assignment.rs:10:1
Dec 19 13:26:46.232 INFO [stderr]    |
Dec 19 13:26:46.232 INFO [stderr] 10 | pub const DEFAULT_SKILL_ID: i8 = -1;
Dec 19 13:26:46.232 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:46.232 INFO [stderr]    |
Dec 19 13:26:46.232 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:26:46.232 INFO [stderr] 
Dec 19 13:26:46.232 INFO [stderr] warning: constant item is never used: `MINIMUM_SKILL_VALUE`
Dec 19 13:26:46.232 INFO [stderr]   --> src/pair_assignment.rs:11:1
Dec 19 13:26:46.232 INFO [stderr]    |
Dec 19 13:26:46.232 INFO [stderr] 11 | pub const MINIMUM_SKILL_VALUE: u8 = 1;
Dec 19 13:26:46.232 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:46.232 INFO [stderr] 
Dec 19 13:26:46.232 INFO [stderr] warning: field is never used: `id`
Dec 19 13:26:46.232 INFO [stderr]   --> src/pair_assignment.rs:13:5
Dec 19 13:26:46.232 INFO [stderr]    |
Dec 19 13:26:46.232 INFO [stderr] 13 |     id: u32,
Dec 19 13:26:46.232 INFO [stderr]    |     ^^^^^^^
Dec 19 13:26:46.233 INFO [stderr] 
Dec 19 13:26:46.233 INFO [stderr] warning: method is never used: `get_id`
Dec 19 13:26:46.233 INFO [stderr]   --> src/pair_assignment.rs:38:5
Dec 19 13:26:46.233 INFO [stderr]    |
Dec 19 13:26:46.233 INFO [stderr] 38 |     pub fn get_id(&self) -> u32 {
Dec 19 13:26:46.233 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:46.233 INFO [stderr] 
Dec 19 13:26:46.233 INFO [stderr] warning: method is never used: `get_little_skillfull_agent`
Dec 19 13:26:46.233 INFO [stderr]   --> src/pair_assignment.rs:72:5
Dec 19 13:26:46.233 INFO [stderr]    |
Dec 19 13:26:46.233 INFO [stderr] 72 |     pub fn get_little_skillfull_agent(sample_skills: &Skills) -> Agent {
Dec 19 13:26:46.233 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:46.233 INFO [stderr] 
Dec 19 13:26:46.292 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
Dec 19 13:26:47.152 INFO running `"docker" "inspect" "8c86176d8e49482650503583bcadd64f0b58a530fdb191b3e994cb7494af494d"`
Dec 19 13:26:47.472 INFO running `"docker" "rm" "-f" "8c86176d8e49482650503583bcadd64f0b58a530fdb191b3e994cb7494af494d"`
Dec 19 13:26:47.896 INFO [stdout] 8c86176d8e49482650503583bcadd64f0b58a530fdb191b3e994cb7494af494d