[INFO] cloning repository https://github.com/timgluz/teeline
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timgluz/teeline" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimgluz%2Fteeline"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimgluz%2Fteeline'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f6d8b19a8094a7293753a70dae7b262669d4924b
[INFO] checking timgluz/teeline against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimgluz%2Fteeline" "/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/timgluz/teeline on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/timgluz/teeline
[INFO] finished tweaking git repo https://github.com/timgluz/teeline
[INFO] tweaked toml for git repo https://github.com/timgluz/teeline written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/timgluz/teeline already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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=forbid" "-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" "+74e80468347471779be6060d8d7d6d04e98e467f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 36b27329fd5c1c2a2a9b7e8a2873e81942a8588a651d115ddc5bcfbb6cd3c129
[INFO] running `"docker" "start" "-a" "36b27329fd5c1c2a2a9b7e8a2873e81942a8588a651d115ddc5bcfbb6cd3c129"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking teeline v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `vec_deque`
[INFO] [stderr]  --> src/tsp/kdtree.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::{vec_deque, VecDeque};
[INFO] [stderr]   |                        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `vec_deque`
[INFO] [stderr]  --> src/tsp/kdtree.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::{vec_deque, VecDeque};
[INFO] [stderr]   |                        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `assert_approx`
[INFO] [stderr]  --> src/test/helpers.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn assert_approx(expected_val: f32, actual_val: f32) {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add`
[INFO] [stderr]    --> src/tsp/kdtree.rs:109:8
[INFO] [stderr]     |
[INFO] [stderr] 109 |     fn add(&mut self, new_point: KDPoint) {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_rec`
[INFO] [stderr]    --> src/tsp/kdtree.rs:119:8
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn add_rec(&mut self, parent: KDSubTree, new_point: KDPoint, depth: usize) -> KDSubTree {
[INFO] [stderr]     |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `point`
[INFO] [stderr]    --> src/tsp/kdtree.rs:278:8
[INFO] [stderr]     |
[INFO] [stderr] 278 |     fn point(&self) -> &KDPoint {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cmp`
[INFO] [stderr]    --> src/tsp/kdtree.rs:282:8
[INFO] [stderr]     |
[INFO] [stderr] 282 |     fn cmp(&self, other: &KDNode) -> Option<Ordering> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `nearest_neighbor`, `two_opt`
[INFO] [stderr]  --> src/main.rs:6:28
[INFO] [stderr]   |
[INFO] [stderr] 6 | use teeline::tsp::{kdtree, nearest_neighbor, stochastic_hill, tour, two_opt};
[INFO] [stderr]   |                            ^^^^^^^^^^^^^^^^                         ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `nearest_neighbor`, `two_opt`
[INFO] [stderr]  --> src/main.rs:6:28
[INFO] [stderr]   |
[INFO] [stderr] 6 | use teeline::tsp::{kdtree, nearest_neighbor, stochastic_hill, tour, two_opt};
[INFO] [stderr]   |                            ^^^^^^^^^^^^^^^^                         ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `point`
[INFO] [stderr]    --> src/tsp/kdtree.rs:278:8
[INFO] [stderr]     |
[INFO] [stderr] 278 |     fn point(&self) -> &KDPoint {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cmp`
[INFO] [stderr]    --> src/tsp/kdtree.rs:282:8
[INFO] [stderr]     |
[INFO] [stderr] 282 |     fn cmp(&self, other: &KDNode) -> Option<Ordering> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.22s
[INFO] running `"docker" "inspect" "36b27329fd5c1c2a2a9b7e8a2873e81942a8588a651d115ddc5bcfbb6cd3c129"`
[INFO] running `"docker" "rm" "-f" "36b27329fd5c1c2a2a9b7e8a2873e81942a8588a651d115ddc5bcfbb6cd3c129"`
[INFO] [stdout] 36b27329fd5c1c2a2a9b7e8a2873e81942a8588a651d115ddc5bcfbb6cd3c129