[INFO] cloning repository https://github.com/rogermadjos/tsp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rogermadjos/tsp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogermadjos%2Ftsp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogermadjos%2Ftsp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 626545b8855fdbb7bc591a237a7515178115549a
[INFO] testing rogermadjos/tsp against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogermadjos%2Ftsp" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rogermadjos/tsp on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-8/source/Cargo.toml
[INFO] crate git repo https://github.com/rogermadjos/tsp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded speculate v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 087148bdd5ae3716a5c5e1f210f806ebaf7cff2754afbe222f8e96c7541378f1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "087148bdd5ae3716a5c5e1f210f806ebaf7cff2754afbe222f8e96c7541378f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "087148bdd5ae3716a5c5e1f210f806ebaf7cff2754afbe222f8e96c7541378f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "087148bdd5ae3716a5c5e1f210f806ebaf7cff2754afbe222f8e96c7541378f1", kill_on_drop: false }`
[INFO] [stdout] 087148bdd5ae3716a5c5e1f210f806ebaf7cff2754afbe222f8e96c7541378f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8e1a2319949f8a612afc1e5400698a2347ffbc4eb573c4e4de6118bfa78ecc33
[INFO] running `Command { std: "docker" "start" "-a" "8e1a2319949f8a612afc1e5400698a2347ffbc4eb573c4e4de6118bfa78ecc33", kill_on_drop: false }`
[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 unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling strsim v0.8.0
[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 quote v0.6.12
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling atty v0.2.11
[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] [stdout] warning: associated function is never used: `distance`
[INFO] [stdout]   --> src/tsp.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn distance(&self, city: &City) -> f64 { ((self.x - city.x).powf(2.) + (self.y - city.y).powf(2.)).sqrt() }
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cities`
[INFO] [stdout]   --> src/tsp.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn cities(num_cities: u16, world_size: f64) -> Vec<City> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `total_distance`
[INFO] [stdout]   --> src/tsp.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn total_distance(cities: &Vec<City>, sequence: &Vec<usize>) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `invert`
[INFO] [stdout]   --> src/ga.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn invert(perm: &Vec<usize>) -> Vec<usize> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.52s
[INFO] running `Command { std: "docker" "inspect" "8e1a2319949f8a612afc1e5400698a2347ffbc4eb573c4e4de6118bfa78ecc33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e1a2319949f8a612afc1e5400698a2347ffbc4eb573c4e4de6118bfa78ecc33", kill_on_drop: false }`
[INFO] [stdout] 8e1a2319949f8a612afc1e5400698a2347ffbc4eb573c4e4de6118bfa78ecc33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 93116bf59dec0ee3f9f2d56b8ac695788c6a40e77ba85e42f0e60443d596971e
[INFO] running `Command { std: "docker" "start" "-a" "93116bf59dec0ee3f9f2d56b8ac695788c6a40e77ba85e42f0e60443d596971e", kill_on_drop: false }`
[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] [stdout] warning: associated function is never used: `distance`
[INFO] [stdout]   --> src/tsp.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn distance(&self, city: &City) -> f64 { ((self.x - city.x).powf(2.) + (self.y - city.y).powf(2.)).sqrt() }
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cities`
[INFO] [stdout]   --> src/tsp.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn cities(num_cities: u16, world_size: f64) -> Vec<City> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `total_distance`
[INFO] [stdout]   --> src/tsp.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn total_distance(cities: &Vec<City>, sequence: &Vec<usize>) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.33s
[INFO] running `Command { std: "docker" "inspect" "93116bf59dec0ee3f9f2d56b8ac695788c6a40e77ba85e42f0e60443d596971e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93116bf59dec0ee3f9f2d56b8ac695788c6a40e77ba85e42f0e60443d596971e", kill_on_drop: false }`
[INFO] [stdout] 93116bf59dec0ee3f9f2d56b8ac695788c6a40e77ba85e42f0e60443d596971e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ea8b1b13eb3636c91d245ff924cd4abcacb7ad8796e886773577dae9fcdc8f5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7ea8b1b13eb3636c91d245ff924cd4abcacb7ad8796e886773577dae9fcdc8f5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: associated function is never used: `distance`
[INFO] [stdout] running 3 tests
[INFO] [stderr]   --> src/tsp.rs:10:12
[INFO] [stdout] test ga::tests::speculate_0::invert::test_should_generate_correct_output ... ignored
[INFO] [stderr]    |
[INFO] [stdout] test ga::tests::speculate_0::revert::test_should_generate_correct_output ... ignored
[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 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tsp-9921887f9351f787
[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; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ea8b1b13eb3636c91d245ff924cd4abcacb7ad8796e886773577dae9fcdc8f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea8b1b13eb3636c91d245ff924cd4abcacb7ad8796e886773577dae9fcdc8f5", kill_on_drop: false }`
[INFO] [stdout] 7ea8b1b13eb3636c91d245ff924cd4abcacb7ad8796e886773577dae9fcdc8f5