[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] checking sigurof/gravity-practicing-rust against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsigurof%2Fgravity-practicing-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sigurof/gravity-practicing-rust on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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-4/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdcc8724d2496f885a72c3a32bb934e54141b220d56fe7523b13a44aa06db16b
[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" "bdcc8724d2496f885a72c3a32bb934e54141b220d56fe7523b13a44aa06db16b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdcc8724d2496f885a72c3a32bb934e54141b220d56fe7523b13a44aa06db16b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdcc8724d2496f885a72c3a32bb934e54141b220d56fe7523b13a44aa06db16b", kill_on_drop: false }`
[INFO] [stdout] bdcc8724d2496f885a72c3a32bb934e54141b220d56fe7523b13a44aa06db16b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2945c280bd4c61390540f1be72012175cd0ec1720b9f02055cf31679ef8fc06
[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" "d2945c280bd4c61390540f1be72012175cd0ec1720b9f02055cf31679ef8fc06", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]     Checking 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] [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 dev [unoptimized + debuginfo] target(s) in 39.80s
[INFO] running `Command { std: "docker" "inspect" "d2945c280bd4c61390540f1be72012175cd0ec1720b9f02055cf31679ef8fc06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2945c280bd4c61390540f1be72012175cd0ec1720b9f02055cf31679ef8fc06", kill_on_drop: false }`
[INFO] [stdout] d2945c280bd4c61390540f1be72012175cd0ec1720b9f02055cf31679ef8fc06