[INFO] cloning repository https://github.com/SarevokAnchev/rust-kalman-mot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SarevokAnchev/rust-kalman-mot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSarevokAnchev%2Frust-kalman-mot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSarevokAnchev%2Frust-kalman-mot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 799acae756dcccb501cfa63b0fd1006108c88157
[INFO] testing SarevokAnchev/rust-kalman-mot against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSarevokAnchev%2Frust-kalman-mot" "/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/SarevokAnchev/rust-kalman-mot on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SarevokAnchev/rust-kalman-mot
[INFO] finished tweaking git repo https://github.com/SarevokAnchev/rust-kalman-mot
[INFO] tweaked toml for git repo https://github.com/SarevokAnchev/rust-kalman-mot written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/SarevokAnchev/rust-kalman-mot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f651926e701a7aa1bd8bdddecd3fe4126966517eed83e09493fea784f61356f
[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" "9f651926e701a7aa1bd8bdddecd3fe4126966517eed83e09493fea784f61356f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f651926e701a7aa1bd8bdddecd3fe4126966517eed83e09493fea784f61356f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f651926e701a7aa1bd8bdddecd3fe4126966517eed83e09493fea784f61356f", kill_on_drop: false }`
[INFO] [stdout] 9f651926e701a7aa1bd8bdddecd3fe4126966517eed83e09493fea784f61356f
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8ab828c0f3f6244c7701919b17a9baa1645d48d6619e1521cefb450be380153
[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" "c8ab828c0f3f6244c7701919b17a9baa1645d48d6619e1521cefb450be380153", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling kalman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> src/kalman_filter.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let m = H.nrows();
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dt`
[INFO] [stdout]   --> src/kalman_filter.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_dt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> src/kalman_filter.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let m = self.H.nrows();
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x0`
[INFO] [stdout]   --> src/kalman_filter.rs:59:24
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn init(&self, x0: Array1<f32>) {        
[INFO] [stdout]    |                        ^^ help: if this is intentional, prefix it with an underscore: `_x0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `KalmanFilter`
[INFO] [stdout]  --> src/kalman_filter.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct KalmanFilter {  
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/kalman_filter.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_dims`
[INFO] [stdout]   --> src/kalman_filter.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn check_dims(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `init`
[INFO] [stdout]   --> src/kalman_filter.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn init(&self, x0: Array1<f32>) {        
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `state`
[INFO] [stdout]   --> src/kalman_filter.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn state(&self) -> &Array1<f32> { &self.x_hat }
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> src/kalman_filter.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn update(&self) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `predict`
[INFO] [stdout]   --> src/kalman_filter.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn predict(&self) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `prediction`
[INFO] [stdout]   --> src/kalman_filter.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn prediction(&self) -> &Array1<f32> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `A` should have a snake case name
[INFO] [stdout]  --> src/kalman_filter.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     A: Array2<f32>,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Q` should have a snake case name
[INFO] [stdout]  --> src/kalman_filter.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Q: Array2<f32>,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `q`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `H` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     H: Array2<f32>,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `R` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     R: Array2<f32>,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `P` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     P: Array2<f32>,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `P0` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     P0: Array2<f32>,
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case: `p0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `K` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     K: Array2<f32>,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `I` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     I: Array2<f32>,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |                         ^ help: convert the identifier to snake case: `a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:22:41
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |                                         ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Q` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:22:57
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |                                                         ^ help: convert the identifier to snake case: `q`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `R` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:22:73
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |                                                                         ^ help: convert the identifier to snake case: `r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `P` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:22:89
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |                                                                                         ^ help: convert the identifier to snake case: `p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `P0` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut P0 = Array2::zeros((n, n));
[INFO] [stdout]    |                 ^^ help: convert the identifier to snake case: `p0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.08s
[INFO] running `Command { std: "docker" "inspect" "c8ab828c0f3f6244c7701919b17a9baa1645d48d6619e1521cefb450be380153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ab828c0f3f6244c7701919b17a9baa1645d48d6619e1521cefb450be380153", kill_on_drop: false }`
[INFO] [stdout] c8ab828c0f3f6244c7701919b17a9baa1645d48d6619e1521cefb450be380153
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d1881425d960ac72c67104de6900d3e0cd49bdae2f8c3c9076d8a25d4b09602
[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" "0d1881425d960ac72c67104de6900d3e0cd49bdae2f8c3c9076d8a25d4b09602", kill_on_drop: false }`
[INFO] [stderr]    Compiling kalman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> src/kalman_filter.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let m = H.nrows();
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dt`
[INFO] [stdout]   --> src/kalman_filter.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_dt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]   --> src/kalman_filter.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let m = self.H.nrows();
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x0`
[INFO] [stdout]   --> src/kalman_filter.rs:59:24
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn init(&self, x0: Array1<f32>) {        
[INFO] [stdout]    |                        ^^ help: if this is intentional, prefix it with an underscore: `_x0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `KalmanFilter`
[INFO] [stdout]  --> src/kalman_filter.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct KalmanFilter {  
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/kalman_filter.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_dims`
[INFO] [stdout]   --> src/kalman_filter.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn check_dims(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `init`
[INFO] [stdout]   --> src/kalman_filter.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn init(&self, x0: Array1<f32>) {        
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `state`
[INFO] [stdout]   --> src/kalman_filter.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn state(&self) -> &Array1<f32> { &self.x_hat }
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> src/kalman_filter.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn update(&self) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `predict`
[INFO] [stdout]   --> src/kalman_filter.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub fn predict(&self) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `prediction`
[INFO] [stdout]   --> src/kalman_filter.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn prediction(&self) -> &Array1<f32> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `A` should have a snake case name
[INFO] [stdout]  --> src/kalman_filter.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     A: Array2<f32>,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Q` should have a snake case name
[INFO] [stdout]  --> src/kalman_filter.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Q: Array2<f32>,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case: `q`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `H` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     H: Array2<f32>,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `R` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     R: Array2<f32>,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `P` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     P: Array2<f32>,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `P0` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     P0: Array2<f32>,
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case: `p0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `K` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     K: Array2<f32>,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `I` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     I: Array2<f32>,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:22:25
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |                         ^ help: convert the identifier to snake case: `a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:22:41
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |                                         ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Q` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:22:57
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |                                                         ^ help: convert the identifier to snake case: `q`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `R` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:22:73
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |                                                                         ^ help: convert the identifier to snake case: `r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `P` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:22:89
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stdout]    |                                                                                         ^ help: convert the identifier to snake case: `p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `P0` should have a snake case name
[INFO] [stdout]   --> src/kalman_filter.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut P0 = Array2::zeros((n, n));
[INFO] [stdout]    |                 ^^ help: convert the identifier to snake case: `p0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "0d1881425d960ac72c67104de6900d3e0cd49bdae2f8c3c9076d8a25d4b09602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d1881425d960ac72c67104de6900d3e0cd49bdae2f8c3c9076d8a25d4b09602", kill_on_drop: false }`
[INFO] [stdout] 0d1881425d960ac72c67104de6900d3e0cd49bdae2f8c3c9076d8a25d4b09602
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b092c20064247b9239871d9804343307e7e26df53c228302b49ae5e9ea8d92a
[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" "7b092c20064247b9239871d9804343307e7e26df53c228302b49ae5e9ea8d92a", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]   --> src/kalman_filter.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let m = H.nrows();
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dt`
[INFO] [stderr]   --> src/kalman_filter.rs:22:16
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stderr]    |                ^^ help: if this is intentional, prefix it with an underscore: `_dt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]   --> src/kalman_filter.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let m = self.H.nrows();
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x0`
[INFO] [stderr]   --> src/kalman_filter.rs:59:24
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn init(&self, x0: Array1<f32>) {        
[INFO] [stderr]    |                        ^^ help: if this is intentional, prefix it with an underscore: `_x0`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `KalmanFilter`
[INFO] [stderr]  --> src/kalman_filter.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct KalmanFilter {  
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/kalman_filter.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `check_dims`
[INFO] [stderr]   --> src/kalman_filter.rs:52:8
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn check_dims(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `init`
[INFO] [stderr]   --> src/kalman_filter.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |     pub fn init(&self, x0: Array1<f32>) {        
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `state`
[INFO] [stderr]   --> src/kalman_filter.rs:65:12
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn state(&self) -> &Array1<f32> { &self.x_hat }
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `update`
[INFO] [stderr]   --> src/kalman_filter.rs:67:12
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn update(&self) {
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `predict`
[INFO] [stderr]   --> src/kalman_filter.rs:71:12
[INFO] [stderr]    |
[INFO] [stderr] 71 |     pub fn predict(&self) {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `prediction`
[INFO] [stderr]   --> src/kalman_filter.rs:75:12
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn prediction(&self) -> &Array1<f32> {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `A` should have a snake case name
[INFO] [stderr]  --> src/kalman_filter.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     A: Array2<f32>,
[INFO] [stderr]   |     ^ help: convert the identifier to snake case: `a`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Q` should have a snake case name
[INFO] [stderr]  --> src/kalman_filter.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Q: Array2<f32>,
[INFO] [stderr]   |     ^ help: convert the identifier to snake case: `q`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `H` should have a snake case name
[INFO] [stderr]   --> src/kalman_filter.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     H: Array2<f32>,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `h`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `R` should have a snake case name
[INFO] [stderr]   --> src/kalman_filter.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     R: Array2<f32>,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `r`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `P` should have a snake case name
[INFO] [stderr]   --> src/kalman_filter.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     P: Array2<f32>,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case: `p`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `P0` should have a snake case name
[INFO] [stderr]   --> src/kalman_filter.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     P0: Array2<f32>,
[INFO] [stderr]    |     ^^ help: convert the identifier to snake case: `p0`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `K` should have a snake case name
[INFO] [stderr]   --> src/kalman_filter.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     K: Array2<f32>,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case (notice the capitalization): `k`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `I` should have a snake case name
[INFO] [stderr]   --> src/kalman_filter.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     I: Array2<f32>,
[INFO] [stderr]    |     ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `A` should have a snake case name
[INFO] [stderr]   --> src/kalman_filter.rs:22:25
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stderr]    |                         ^ help: convert the identifier to snake case: `a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `H` should have a snake case name
[INFO] [stderr]   --> src/kalman_filter.rs:22:41
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stderr]    |                                         ^ help: convert the identifier to snake case: `h`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Q` should have a snake case name
[INFO] [stderr]   --> src/kalman_filter.rs:22:57
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stderr]    |                                                         ^ help: convert the identifier to snake case: `q`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `R` should have a snake case name
[INFO] [stderr]   --> src/kalman_filter.rs:22:73
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stderr]    |                                                                         ^ help: convert the identifier to snake case: `r`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `P` should have a snake case name
[INFO] [stderr]   --> src/kalman_filter.rs:22:89
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn new(dt: f32, A: Array2<f32>, H: Array2<f32>, Q: Array2<f32>, R: Array2<f32>, P: Array2<f32>) -> KalmanFilter {
[INFO] [stderr]    |                                                                                         ^ help: convert the identifier to snake case: `p`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `P0` should have a snake case name
[INFO] [stderr]   --> src/kalman_filter.rs:26:17
[INFO] [stderr]    |
[INFO] [stderr] 26 |         let mut P0 = Array2::zeros((n, n));
[INFO] [stderr]    |                 ^^ help: convert the identifier to snake case: `p0`
[INFO] [stderr] 
[INFO] [stderr] warning: 26 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kalman-f6fdd22e38c9e4d6
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b092c20064247b9239871d9804343307e7e26df53c228302b49ae5e9ea8d92a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b092c20064247b9239871d9804343307e7e26df53c228302b49ae5e9ea8d92a", kill_on_drop: false }`
[INFO] [stdout] 7b092c20064247b9239871d9804343307e7e26df53c228302b49ae5e9ea8d92a