Dec 19 13:26:42.405 INFO checking luchoman08/best_pair_assignment against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 13:26:42.405 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 13:26:42.691 INFO [stdout] 2b8f0a396e34f65df9cce05d794ebcf7ee7864131921decaebca4496f723fc4f
Dec 19 13:26:42.696 INFO running `"docker" "start" "-a" "2b8f0a396e34f65df9cce05d794ebcf7ee7864131921decaebca4496f723fc4f"`
Dec 19 13:26:43.969 INFO [stderr]     Checking lp-modeler v0.3.1
Dec 19 13:26:44.732 INFO [stderr]     Checking pair_assignment v0.1.0 (/opt/crater/workdir)
Dec 19 13:26:44.899 INFO [stderr] warning: unused imports: `LpObjective`, `LpProblem`
Dec 19 13:26:44.899 INFO [stderr]  --> src/pair_assignment.rs:2:27
Dec 19 13:26:44.899 INFO [stderr]   |
Dec 19 13:26:44.899 INFO [stderr] 2 | use lp_modeler::problem::{LpObjective, LpProblem};
Dec 19 13:26:44.899 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 19 13:26:44.899 INFO [stderr]   |
Dec 19 13:26:44.899 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:26:44.899 INFO [stderr] 
Dec 19 13:26:44.899 INFO [stderr] warning: unused import: `LpOperations`
Dec 19 13:26:44.899 INFO [stderr]  --> src/pair_assignment.rs:3:30
Dec 19 13:26:44.899 INFO [stderr]   |
Dec 19 13:26:44.899 INFO [stderr] 3 | use lp_modeler::operations::{LpOperations};
Dec 19 13:26:44.899 INFO [stderr]   |                              ^^^^^^^^^^^^
Dec 19 13:26:44.899 INFO [stderr] 
Dec 19 13:26:44.899 INFO [stderr] warning: unused import: `lp_modeler::variables::LpInteger`
Dec 19 13:26:44.899 INFO [stderr]  --> src/pair_assignment.rs:4:5
Dec 19 13:26:44.899 INFO [stderr]   |
Dec 19 13:26:44.899 INFO [stderr] 4 | use lp_modeler::variables::LpInteger;
Dec 19 13:26:44.899 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:44.899 INFO [stderr] 
Dec 19 13:26:44.899 INFO [stderr] warning: unused imports: `CbcSolver`, `SolverTrait`
Dec 19 13:26:44.899 INFO [stderr]  --> src/pair_assignment.rs:5:27
Dec 19 13:26:44.899 INFO [stderr]   |
Dec 19 13:26:44.899 INFO [stderr] 5 | use lp_modeler::solvers::{SolverTrait, CbcSolver};
Dec 19 13:26:44.899 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 19 13:26:44.900 INFO [stderr] 
Dec 19 13:26:44.900 INFO [stderr] warning: unused imports: `max`, `min`
Dec 19 13:26:44.900 INFO [stderr]  --> src/pair_assignment.rs:8:16
Dec 19 13:26:44.900 INFO [stderr]   |
Dec 19 13:26:44.900 INFO [stderr] 8 | use std::cmp::{max, min};
Dec 19 13:26:44.900 INFO [stderr]   |                ^^^  ^^^
Dec 19 13:26:44.900 INFO [stderr] 
Dec 19 13:26:44.968 INFO [stderr] warning: constant item is never used: `DEFAULT_SKILL_ID`
Dec 19 13:26:44.968 INFO [stderr]   --> src/pair_assignment.rs:10:1
Dec 19 13:26:44.968 INFO [stderr]    |
Dec 19 13:26:44.968 INFO [stderr] 10 | pub const DEFAULT_SKILL_ID: i8 = -1;
Dec 19 13:26:44.968 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:44.968 INFO [stderr]    |
Dec 19 13:26:44.968 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:26:44.968 INFO [stderr] 
Dec 19 13:26:44.969 INFO [stderr] warning: constant item is never used: `MINIMUM_SKILL_VALUE`
Dec 19 13:26:44.969 INFO [stderr]   --> src/pair_assignment.rs:11:1
Dec 19 13:26:44.969 INFO [stderr]    |
Dec 19 13:26:44.969 INFO [stderr] 11 | pub const MINIMUM_SKILL_VALUE: u8 = 1;
Dec 19 13:26:44.969 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:44.969 INFO [stderr] 
Dec 19 13:26:44.970 INFO [stderr] warning: field is never used: `id`
Dec 19 13:26:44.970 INFO [stderr]   --> src/pair_assignment.rs:13:5
Dec 19 13:26:44.970 INFO [stderr]    |
Dec 19 13:26:44.970 INFO [stderr] 13 |     id: u32,
Dec 19 13:26:44.970 INFO [stderr]    |     ^^^^^^^
Dec 19 13:26:44.970 INFO [stderr] 
Dec 19 13:26:44.971 INFO [stderr] warning: method is never used: `get_id`
Dec 19 13:26:44.971 INFO [stderr]   --> src/pair_assignment.rs:38:5
Dec 19 13:26:44.971 INFO [stderr]    |
Dec 19 13:26:44.971 INFO [stderr] 38 |     pub fn get_id(&self) -> u32 {
Dec 19 13:26:44.971 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:44.971 INFO [stderr] 
Dec 19 13:26:44.972 INFO [stderr] warning: method is never used: `get_little_skillfull_agent`
Dec 19 13:26:44.972 INFO [stderr]   --> src/pair_assignment.rs:72:5
Dec 19 13:26:44.972 INFO [stderr]    |
Dec 19 13:26:44.972 INFO [stderr] 72 |     pub fn get_little_skillfull_agent(sample_skills: &Skills) -> Agent {
Dec 19 13:26:44.972 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:44.973 INFO [stderr] 
Dec 19 13:26:45.099 INFO [stderr] warning: unused imports: `LpObjective`, `LpProblem`
Dec 19 13:26:45.099 INFO [stderr]  --> src/pair_assignment.rs:2:27
Dec 19 13:26:45.099 INFO [stderr]   |
Dec 19 13:26:45.099 INFO [stderr] 2 | use lp_modeler::problem::{LpObjective, LpProblem};
Dec 19 13:26:45.100 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 19 13:26:45.100 INFO [stderr]   |
Dec 19 13:26:45.100 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 13:26:45.100 INFO [stderr] 
Dec 19 13:26:45.100 INFO [stderr] warning: unused import: `LpOperations`
Dec 19 13:26:45.100 INFO [stderr]  --> src/pair_assignment.rs:3:30
Dec 19 13:26:45.100 INFO [stderr]   |
Dec 19 13:26:45.101 INFO [stderr] 3 | use lp_modeler::operations::{LpOperations};
Dec 19 13:26:45.101 INFO [stderr]   |                              ^^^^^^^^^^^^
Dec 19 13:26:45.101 INFO [stderr] 
Dec 19 13:26:45.101 INFO [stderr] warning: unused import: `lp_modeler::variables::LpInteger`
Dec 19 13:26:45.101 INFO [stderr]  --> src/pair_assignment.rs:4:5
Dec 19 13:26:45.101 INFO [stderr]   |
Dec 19 13:26:45.102 INFO [stderr] 4 | use lp_modeler::variables::LpInteger;
Dec 19 13:26:45.102 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:45.102 INFO [stderr] 
Dec 19 13:26:45.102 INFO [stderr] warning: unused imports: `CbcSolver`, `SolverTrait`
Dec 19 13:26:45.102 INFO [stderr]  --> src/pair_assignment.rs:5:27
Dec 19 13:26:45.102 INFO [stderr]   |
Dec 19 13:26:45.102 INFO [stderr] 5 | use lp_modeler::solvers::{SolverTrait, CbcSolver};
Dec 19 13:26:45.103 INFO [stderr]   |                           ^^^^^^^^^^^  ^^^^^^^^^
Dec 19 13:26:45.103 INFO [stderr] 
Dec 19 13:26:45.103 INFO [stderr] warning: unused imports: `max`, `min`
Dec 19 13:26:45.103 INFO [stderr]  --> src/pair_assignment.rs:8:16
Dec 19 13:26:45.103 INFO [stderr]   |
Dec 19 13:26:45.103 INFO [stderr] 8 | use std::cmp::{max, min};
Dec 19 13:26:45.103 INFO [stderr]   |                ^^^  ^^^
Dec 19 13:26:45.104 INFO [stderr] 
Dec 19 13:26:45.166 INFO [stderr] warning: constant item is never used: `DEFAULT_SKILL_ID`
Dec 19 13:26:45.167 INFO [stderr]   --> src/pair_assignment.rs:10:1
Dec 19 13:26:45.167 INFO [stderr]    |
Dec 19 13:26:45.167 INFO [stderr] 10 | pub const DEFAULT_SKILL_ID: i8 = -1;
Dec 19 13:26:45.167 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:45.167 INFO [stderr]    |
Dec 19 13:26:45.167 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 13:26:45.167 INFO [stderr] 
Dec 19 13:26:45.168 INFO [stderr] warning: constant item is never used: `MINIMUM_SKILL_VALUE`
Dec 19 13:26:45.168 INFO [stderr]   --> src/pair_assignment.rs:11:1
Dec 19 13:26:45.168 INFO [stderr]    |
Dec 19 13:26:45.168 INFO [stderr] 11 | pub const MINIMUM_SKILL_VALUE: u8 = 1;
Dec 19 13:26:45.168 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:45.168 INFO [stderr] 
Dec 19 13:26:45.168 INFO [stderr] warning: field is never used: `id`
Dec 19 13:26:45.169 INFO [stderr]   --> src/pair_assignment.rs:13:5
Dec 19 13:26:45.169 INFO [stderr]    |
Dec 19 13:26:45.169 INFO [stderr] 13 |     id: u32,
Dec 19 13:26:45.169 INFO [stderr]    |     ^^^^^^^
Dec 19 13:26:45.169 INFO [stderr] 
Dec 19 13:26:45.169 INFO [stderr] warning: method is never used: `get_id`
Dec 19 13:26:45.169 INFO [stderr]   --> src/pair_assignment.rs:38:5
Dec 19 13:26:45.170 INFO [stderr]    |
Dec 19 13:26:45.170 INFO [stderr] 38 |     pub fn get_id(&self) -> u32 {
Dec 19 13:26:45.170 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:45.170 INFO [stderr] 
Dec 19 13:26:45.170 INFO [stderr] warning: method is never used: `get_little_skillfull_agent`
Dec 19 13:26:45.170 INFO [stderr]   --> src/pair_assignment.rs:72:5
Dec 19 13:26:45.170 INFO [stderr]    |
Dec 19 13:26:45.170 INFO [stderr] 72 |     pub fn get_little_skillfull_agent(sample_skills: &Skills) -> Agent {
Dec 19 13:26:45.170 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 13:26:45.170 INFO [stderr] 
Dec 19 13:26:45.204 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
Dec 19 13:26:46.716 INFO running `"docker" "inspect" "2b8f0a396e34f65df9cce05d794ebcf7ee7864131921decaebca4496f723fc4f"`
Dec 19 13:26:47.002 INFO running `"docker" "rm" "-f" "2b8f0a396e34f65df9cce05d794ebcf7ee7864131921decaebca4496f723fc4f"`
Dec 19 13:26:47.256 INFO [stdout] 2b8f0a396e34f65df9cce05d794ebcf7ee7864131921decaebca4496f723fc4f