[INFO] updating cached repository https://github.com/ycatbink0t/AntAlg
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] be848fcba58cb60537d51445b22c524f7fc4d80f
[INFO] testing ycatbink0t/AntAlg against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fycatbink0t%2FAntAlg" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ycatbink0t/AntAlg on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ycatbink0t/AntAlg
[INFO] finished tweaking git repo https://github.com/ycatbink0t/AntAlg
[INFO] tweaked toml for git repo https://github.com/ycatbink0t/AntAlg written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ycatbink0t/AntAlg already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 65cf0cd09e68e146c47f6be1060c5b0ca4180f13c25aa119e66aaf6ad0a68ba6
[INFO] running `"docker" "start" "-a" "65cf0cd09e68e146c47f6be1060c5b0ca4180f13c25aa119e66aaf6ad0a68ba6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling ant-alg v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::cmp::min`
[INFO] [stderr]  --> src/lib.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     use std::cmp::min;
[INFO] [stderr]   |         ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/lib.rs:10:21
[INFO] [stderr]    |
[INFO] [stderr] 10 |     use std::time::{Duration};
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `g` is never read
[INFO] [stderr]    --> src/lib.rs:128:17
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 g = &(g * (1.0 - config.ro));
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `visited_targets_counter` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/lib.rs:94:29
[INFO] [stderr]    |
[INFO] [stderr] 93 |                         if let Some(v) = visited_targets_counter.get(&mut i) {
[INFO] [stderr]    |                                          ----------------------- immutable borrow occurs here
[INFO] [stderr] 94 |                             visited_targets_counter.insert(i, *v + 1);
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^           -- immutable borrow later used here
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             mutable borrow occurs here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gen_graph`
[INFO] [stderr]  --> src/main.rs:4:66
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ant_alg::ants_algs::{Config, get_possibly_shortest_way_sync, gen_graph};
[INFO] [stderr]   |                                                                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.77s
[INFO] running `"docker" "inspect" "65cf0cd09e68e146c47f6be1060c5b0ca4180f13c25aa119e66aaf6ad0a68ba6"`
[INFO] running `"docker" "rm" "-f" "65cf0cd09e68e146c47f6be1060c5b0ca4180f13c25aa119e66aaf6ad0a68ba6"`
[INFO] [stdout] 65cf0cd09e68e146c47f6be1060c5b0ca4180f13c25aa119e66aaf6ad0a68ba6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0d9bde43f95485137e65c64c36f69abf8fb40f3740a104e5e3842d4f8b8a1183
[INFO] running `"docker" "start" "-a" "0d9bde43f95485137e65c64c36f69abf8fb40f3740a104e5e3842d4f8b8a1183"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ant-alg v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::cmp::min`
[INFO] [stderr]  --> src/lib.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     use std::cmp::min;
[INFO] [stderr]   |         ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/lib.rs:10:21
[INFO] [stderr]    |
[INFO] [stderr] 10 |     use std::time::{Duration};
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `g` is never read
[INFO] [stderr]    --> src/lib.rs:128:17
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 g = &(g * (1.0 - config.ro));
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `visited_targets_counter` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/lib.rs:94:29
[INFO] [stderr]    |
[INFO] [stderr] 93 |                         if let Some(v) = visited_targets_counter.get(&mut i) {
[INFO] [stderr]    |                                          ----------------------- immutable borrow occurs here
[INFO] [stderr] 94 |                             visited_targets_counter.insert(i, *v + 1);
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^           -- immutable borrow later used here
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             mutable borrow occurs here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gen_graph`
[INFO] [stderr]  --> src/main.rs:4:66
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ant_alg::ants_algs::{Config, get_possibly_shortest_way_sync, gen_graph};
[INFO] [stderr]   |                                                                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gen_graph`
[INFO] [stderr]  --> src/main.rs:4:66
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ant_alg::ants_algs::{Config, get_possibly_shortest_way_sync, gen_graph};
[INFO] [stderr]   |                                                                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::min`
[INFO] [stderr]  --> src/lib.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     use std::cmp::min;
[INFO] [stderr]   |         ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/lib.rs:10:21
[INFO] [stderr]    |
[INFO] [stderr] 10 |     use std::time::{Duration};
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `g` is never read
[INFO] [stderr]    --> src/lib.rs:128:17
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 g = &(g * (1.0 - config.ro));
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `visited_targets_counter` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/lib.rs:94:29
[INFO] [stderr]    |
[INFO] [stderr] 93 |                         if let Some(v) = visited_targets_counter.get(&mut i) {
[INFO] [stderr]    |                                          ----------------------- immutable borrow occurs here
[INFO] [stderr] 94 |                             visited_targets_counter.insert(i, *v + 1);
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^           -- immutable borrow later used here
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             mutable borrow occurs here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `"docker" "inspect" "0d9bde43f95485137e65c64c36f69abf8fb40f3740a104e5e3842d4f8b8a1183"`
[INFO] running `"docker" "rm" "-f" "0d9bde43f95485137e65c64c36f69abf8fb40f3740a104e5e3842d4f8b8a1183"`
[INFO] [stdout] 0d9bde43f95485137e65c64c36f69abf8fb40f3740a104e5e3842d4f8b8a1183
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ef94e923866b8a41296e8edf4328e7aac5c823bcf7a9d20ec71bba879213c2e7
[INFO] running `"docker" "start" "-a" "ef94e923866b8a41296e8edf4328e7aac5c823bcf7a9d20ec71bba879213c2e7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: `panic` setting is ignored for `test` profile
[INFO] [stderr] warning: unused import: `std::cmp::min`
[INFO] [stderr]  --> src/lib.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     use std::cmp::min;
[INFO] [stderr]   |         ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/lib.rs:10:21
[INFO] [stderr]    |
[INFO] [stderr] 10 |     use std::time::{Duration};
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `g` is never read
[INFO] [stderr]    --> src/lib.rs:128:17
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 g = &(g * (1.0 - config.ro));
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `visited_targets_counter` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/lib.rs:94:29
[INFO] [stderr]    |
[INFO] [stderr] 93 |                         if let Some(v) = visited_targets_counter.get(&mut i) {
[INFO] [stderr]    |                                          ----------------------- immutable borrow occurs here
[INFO] [stderr] 94 |                             visited_targets_counter.insert(i, *v + 1);
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^           -- immutable borrow later used here
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             mutable borrow occurs here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::min`
[INFO] [stderr]  --> src/lib.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     use std::cmp::min;
[INFO] [stderr]   |         ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Duration`
[INFO] [stderr]   --> src/lib.rs:10:21
[INFO] [stderr]    |
[INFO] [stderr] 10 |     use std::time::{Duration};
[INFO] [stderr]    |                     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `g` is never read
[INFO] [stderr]    --> src/lib.rs:128:17
[INFO] [stderr]     |
[INFO] [stderr] 128 |                 g = &(g * (1.0 - config.ro));
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `visited_targets_counter` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/lib.rs:94:29
[INFO] [stderr]    |
[INFO] [stderr] 93 |                         if let Some(v) = visited_targets_counter.get(&mut i) {
[INFO] [stderr]    |                                          ----------------------- immutable borrow occurs here
[INFO] [stderr] 94 |                             visited_targets_counter.insert(i, *v + 1);
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^           -- immutable borrow later used here
[INFO] [stderr]    |                             |
[INFO] [stderr]    |                             mutable borrow occurs here
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gen_graph`
[INFO] [stderr]  --> src/main.rs:4:66
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ant_alg::ants_algs::{Config, get_possibly_shortest_way_sync, gen_graph};
[INFO] [stderr]   |                                                                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use rand::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gen_graph`
[INFO] [stderr]  --> src/main.rs:4:66
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ant_alg::ants_algs::{Config, get_possibly_shortest_way_sync, gen_graph};
[INFO] [stderr]   |                                                                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ant_alg-b9e2fda509327c30
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ant_alg-d6e62f5daaced2d6
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/index-4d7f0e3eafea2f6a
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::ants_alg_sync_bench ... test tests::ants_alg_sync_bench has been running for over 60 seconds
[INFO] [stdout] test tests::ants_alg_sync_bench ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ant-alg
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ef94e923866b8a41296e8edf4328e7aac5c823bcf7a9d20ec71bba879213c2e7"`
[INFO] running `"docker" "rm" "-f" "ef94e923866b8a41296e8edf4328e7aac5c823bcf7a9d20ec71bba879213c2e7"`
[INFO] [stdout] ef94e923866b8a41296e8edf4328e7aac5c823bcf7a9d20ec71bba879213c2e7