[INFO] cloning repository https://github.com/sigurof/gravity-practicing-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sigurof/gravity-practicing-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsigurof%2Fgravity-practicing-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsigurof%2Fgravity-practicing-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 579ecc033809fe54737b9c628e8de8b2428ba673
[INFO] testing sigurof/gravity-practicing-rust 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%2Fsigurof%2Fgravity-practicing-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sigurof/gravity-practicing-rust 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/sigurof/gravity-practicing-rust
[INFO] finished tweaking git repo https://github.com/sigurof/gravity-practicing-rust
[INFO] tweaked toml for git repo https://github.com/sigurof/gravity-practicing-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/sigurof/gravity-practicing-rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 70cb0c20cec8d84133b9706127c1b5638816d892bad6c33d3d49df6afd43f060
[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" "70cb0c20cec8d84133b9706127c1b5638816d892bad6c33d3d49df6afd43f060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70cb0c20cec8d84133b9706127c1b5638816d892bad6c33d3d49df6afd43f060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70cb0c20cec8d84133b9706127c1b5638816d892bad6c33d3d49df6afd43f060", kill_on_drop: false }`
[INFO] [stdout] 70cb0c20cec8d84133b9706127c1b5638816d892bad6c33d3d49df6afd43f060
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] afc3e1375d06c53f8adaa7e7ded23453d370042353268b750c13b587c15e280c
[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" "afc3e1375d06c53f8adaa7e7ded23453d370042353268b750c13b587c15e280c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling alga v0.9.1
[INFO] [stderr]    Compiling nalgebra v0.18.1
[INFO] [stderr]    Compiling gravity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `nalgebra::Vector3 as v3`
[INFO] [stdout]  --> src/gravity/physical/system.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use nalgebra::Vector3 as v3;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Runner`
[INFO] [stdout]  --> src/gravity/calculation.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Runner {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `t`
[INFO] [stdout]   --> src/gravity/calculation.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     t: f32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset_acceleration`
[INFO] [stdout]   --> src/gravity/physical/body.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn reset_acceleration(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_force`
[INFO] [stdout]   --> src/gravity/physical/body.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn set_force(&mut self, f: v3<f32>) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_acceleration`
[INFO] [stdout]   --> src/gravity/physical/body.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn add_acceleration(&mut self, a: v3<f32>) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_mass`
[INFO] [stdout]   --> src/gravity/physical/body.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn get_mass(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_acceleration`
[INFO] [stdout]   --> src/gravity/physical/body.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn get_acceleration(&self) -> v3<f32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_velocity`
[INFO] [stdout]   --> src/gravity/physical/body.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn get_velocity(&self) -> v3<f32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_position`
[INFO] [stdout]   --> src/gravity/physical/body.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn get_position(&self) -> v3<f32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.80s
[INFO] running `Command { std: "docker" "inspect" "afc3e1375d06c53f8adaa7e7ded23453d370042353268b750c13b587c15e280c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc3e1375d06c53f8adaa7e7ded23453d370042353268b750c13b587c15e280c", kill_on_drop: false }`
[INFO] [stdout] afc3e1375d06c53f8adaa7e7ded23453d370042353268b750c13b587c15e280c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] b50e5699181e7397519969ea8c766625adc15b190d831c57fe9e7994771b64ba
[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" "b50e5699181e7397519969ea8c766625adc15b190d831c57fe9e7994771b64ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling gravity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Runner`
[INFO] [stdout]  --> src/gravity/calculation.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Runner {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `t`
[INFO] [stdout]   --> src/gravity/calculation.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     t: f32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset_acceleration`
[INFO] [stdout]   --> src/gravity/physical/body.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn reset_acceleration(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_force`
[INFO] [stdout]   --> src/gravity/physical/body.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn set_force(&mut self, f: v3<f32>) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_mass`
[INFO] [stdout]   --> src/gravity/physical/body.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn get_mass(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bs_get_mass`
[INFO] [stdout]    --> src/gravity/physical/body.rs:193:8
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn bs_get_mass() {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "b50e5699181e7397519969ea8c766625adc15b190d831c57fe9e7994771b64ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b50e5699181e7397519969ea8c766625adc15b190d831c57fe9e7994771b64ba", kill_on_drop: false }`
[INFO] [stdout] b50e5699181e7397519969ea8c766625adc15b190d831c57fe9e7994771b64ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7ccf60010c368b0ea0614469705cc46252a6e0bbda30f93588202f4d637d8f8d
[INFO] running `Command { std: "docker" "start" "-a" "7ccf60010c368b0ea0614469705cc46252a6e0bbda30f93588202f4d637d8f8d", kill_on_drop: false }`
[INFO] [stderr] warning: struct is never constructed: `Runner`
[INFO] [stderr]  --> src/gravity/calculation.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Runner {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `t`
[INFO] [stderr]   --> src/gravity/calculation.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     t: f32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reset_acceleration`
[INFO] [stderr]   --> src/gravity/physical/body.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn reset_acceleration(&mut self) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_force`
[INFO] [stderr]   --> src/gravity/physical/body.rs:18:12
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn set_force(&mut self, f: v3<f32>) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_mass`
[INFO] [stderr]   --> src/gravity/physical/body.rs:39:12
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn get_mass(&self) -> f32 {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `bs_get_mass`
[INFO] [stderr]    --> src/gravity/physical/body.rs:193:8
[INFO] [stderr]     |
[INFO] [stderr] 193 |     fn bs_get_mass() {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gravity-55163823bd5f86b0
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test gravity::physical::body::tests::bs_add_acceleration ... ok
[INFO] [stdout] test gravity::physical::body::tests::bs_new ... ok
[INFO] [stdout] test gravity::physical::body::tests::bs_set_position ... ok
[INFO] [stdout] test gravity::physical::body::tests::bs_set_velocity ... ok
[INFO] [stdout] test gravity::physical::body::tests::get_new_pos_and_vel_by_newton_hard_case ... ok
[INFO] [stdout] test gravity::physical::body::tests::get_new_pos_and_vel_by_newton_simple_case ... ok
[INFO] [stdout] test gravity::physical::system::tests::step_by_newton_changes_the_state ... ok
[INFO] [stdout] test gravity::physical::system::tests::test_that_function_sums_force_contributions_correctly ... ok
[INFO] [stdout] test gravity::physical::body::tests::get_force_from ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ccf60010c368b0ea0614469705cc46252a6e0bbda30f93588202f4d637d8f8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ccf60010c368b0ea0614469705cc46252a6e0bbda30f93588202f4d637d8f8d", kill_on_drop: false }`
[INFO] [stdout] 7ccf60010c368b0ea0614469705cc46252a6e0bbda30f93588202f4d637d8f8d