[INFO] updating cached repository https://github.com/rogermadjos/tsp
[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] 626545b8855fdbb7bc591a237a7515178115549a
[INFO] testing rogermadjos/tsp against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogermadjos%2Ftsp" "/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/rogermadjos/tsp 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/rogermadjos/tsp
[INFO] finished tweaking git repo https://github.com/rogermadjos/tsp
[INFO] tweaked toml for git repo https://github.com/rogermadjos/tsp written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/rogermadjos/tsp 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] 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] dd41b5fac85b9a62e231e98034b434f710ed820205227e1d08b8a1b934f2dde8
[INFO] running `"docker" "start" "-a" "dd41b5fac85b9a62e231e98034b434f710ed820205227e1d08b8a1b934f2dde8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling tsp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `distance`
[INFO] [stderr]   --> src/tsp.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn distance(&self, city: &City) -> f64 { ((self.x - city.x).powf(2.) + (self.y - city.y).powf(2.)).sqrt() }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cities`
[INFO] [stderr]   --> src/tsp.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn cities(num_cities: u16, world_size: f64) -> Vec<City> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `total_distance`
[INFO] [stderr]   --> src/tsp.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn total_distance(cities: &Vec<City>, sequence: &Vec<usize>) -> f64 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `invert`
[INFO] [stderr]   --> src/ga.rs:91:4
[INFO] [stderr]    |
[INFO] [stderr] 91 | fn invert(perm: &Vec<usize>) -> Vec<usize> {
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.86s
[INFO] running `"docker" "inspect" "dd41b5fac85b9a62e231e98034b434f710ed820205227e1d08b8a1b934f2dde8"`
[INFO] running `"docker" "rm" "-f" "dd41b5fac85b9a62e231e98034b434f710ed820205227e1d08b8a1b934f2dde8"`
[INFO] [stdout] dd41b5fac85b9a62e231e98034b434f710ed820205227e1d08b8a1b934f2dde8
[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] b2ee4f8f0e3dc2a84d0f17c9d2649062b48f8a9917b070054194b32a03548d16
[INFO] running `"docker" "start" "-a" "b2ee4f8f0e3dc2a84d0f17c9d2649062b48f8a9917b070054194b32a03548d16"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling speculate v0.1.2
[INFO] [stderr]    Compiling tsp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `distance`
[INFO] [stderr]   --> src/tsp.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn distance(&self, city: &City) -> f64 { ((self.x - city.x).powf(2.) + (self.y - city.y).powf(2.)).sqrt() }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cities`
[INFO] [stderr]   --> src/tsp.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn cities(num_cities: u16, world_size: f64) -> Vec<City> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `total_distance`
[INFO] [stderr]   --> src/tsp.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn total_distance(cities: &Vec<City>, sequence: &Vec<usize>) -> f64 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.59s
[INFO] running `"docker" "inspect" "b2ee4f8f0e3dc2a84d0f17c9d2649062b48f8a9917b070054194b32a03548d16"`
[INFO] running `"docker" "rm" "-f" "b2ee4f8f0e3dc2a84d0f17c9d2649062b48f8a9917b070054194b32a03548d16"`
[INFO] [stdout] b2ee4f8f0e3dc2a84d0f17c9d2649062b48f8a9917b070054194b32a03548d16
[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] ee9d655d7ccd811729db1a4e88da2724b82d767b124082cc8f85cd3134f1ec87
[INFO] running `"docker" "start" "-a" "ee9d655d7ccd811729db1a4e88da2724b82d767b124082cc8f85cd3134f1ec87"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: method is never used: `distance`
[INFO] [stderr]   --> src/tsp.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn distance(&self, city: &City) -> f64 { ((self.x - city.x).powf(2.) + (self.y - city.y).powf(2.)).sqrt() }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `cities`
[INFO] [stderr]   --> src/tsp.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn cities(num_cities: u16, world_size: f64) -> Vec<City> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `total_distance`
[INFO] [stderr]   --> src/tsp.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn total_distance(cities: &Vec<City>, sequence: &Vec<usize>) -> f64 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tsp-0aedc8f727e71858
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test ga::tests::speculate_0::invert::test_should_generate_correct_output ... ignored
[INFO] [stdout] test ga::tests::speculate_0::revert::test_should_generate_correct_output ... ignored
[INFO] [stdout] test ga::tests::speculate_0::solve::test_should_run_without_errors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ee9d655d7ccd811729db1a4e88da2724b82d767b124082cc8f85cd3134f1ec87"`
[INFO] running `"docker" "rm" "-f" "ee9d655d7ccd811729db1a4e88da2724b82d767b124082cc8f85cd3134f1ec87"`
[INFO] [stdout] ee9d655d7ccd811729db1a4e88da2724b82d767b124082cc8f85cd3134f1ec87