[INFO] fetching crate ml_monitoring 0.1.0...
[INFO] testing ml_monitoring-0.1.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate ml_monitoring 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ml_monitoring 0.1.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ml_monitoring 0.1.0
[INFO] finished tweaking crates.io crate ml_monitoring 0.1.0
[INFO] tweaked toml for crates.io crate ml_monitoring 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-06-03" "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] 708c7729a73801a5b303225363630a0d4d920bdb3401a66871a49deedf8005e1
[INFO] running `"docker" "start" "-a" "708c7729a73801a5b303225363630a0d4d920bdb3401a66871a49deedf8005e1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling slice-deque v0.1.16
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling kolmogorov_smirnov v1.1.0
[INFO] [stderr]    Compiling ml_monitoring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `num_new_elements`
[INFO] [stderr]  --> src/lib.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     num_new_elements:usize
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `push_fixed_length`
[INFO] [stderr]  --> src/lib.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn push_fixed_length<T>(data:&mut SliceDeque<T>, new_element:T, max_num:usize){
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]   --> src/lib.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     data:SliceDeque<f64>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn new()->Self{
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `push`
[INFO] [stderr]   --> src/lib.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn push(&mut self, new_element:f64, instructions:&MonitoringInstructions){
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `compute_drift`
[INFO] [stderr]   --> src/lib.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn compute_drift(&self, original_data:&[f64])->f64{
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `predicted`
[INFO] [stderr]   --> src/lib.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     predicted:T,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `actual`
[INFO] [stderr]   --> src/lib.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     actual:T
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `specificity`
[INFO] [stderr]   --> src/lib.rs:41:4
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn specificity(t_n:f64, f_p:f64)->f64{
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sensitivity`
[INFO] [stderr]   --> src/lib.rs:44:4
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn sensitivity(t_p:f64, f_n:f64)->f64{
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `precision`
[INFO] [stderr]   --> src/lib.rs:47:4
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn precision(t_p:f64, f_p:f64)->f64{
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `accuracy`
[INFO] [stderr]   --> src/lib.rs:50:4
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn accuracy(t_p:f64, t_n:f64, f_p:f64, f_n:f64)->f64{
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `true_positive`
[INFO] [stderr]   --> src/lib.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     true_positive:usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `true_negative`
[INFO] [stderr]   --> src/lib.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     true_negative:usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `false_positive`
[INFO] [stderr]   --> src/lib.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     false_positive:usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `false_negative`
[INFO] [stderr]   --> src/lib.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     false_negative:usize
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create`
[INFO] [stderr]   --> src/lib.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn create(data:&[Outcome<usize>])-> Self{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `specificity`
[INFO] [stderr]   --> src/lib.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn specificity(&self)->f64{
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sensitivity`
[INFO] [stderr]   --> src/lib.rs:75:8
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn sensitivity(&self)->f64{
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `precision`
[INFO] [stderr]   --> src/lib.rs:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn precision(&self)->f64{
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `accuracy`
[INFO] [stderr]   --> src/lib.rs:81:8
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn accuracy(&self)->f64{
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compute_mse`
[INFO] [stderr]   --> src/lib.rs:86:4
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn compute_mse(values: &SliceDeque<Outcome<f64>>)->f64{
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]   --> src/lib.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     data:SliceDeque<Outcome<usize>>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib.rs:97:8
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn new()->Self{
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `push`
[INFO] [stderr]    --> src/lib.rs:102:8
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn push(&mut self, predicted:usize, actual:usize, instructions:&MonitoringInstructions){
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `compute_confusion_matrix`
[INFO] [stderr]    --> src/lib.rs:106:8
[INFO] [stderr]     |
[INFO] [stderr] 106 |     fn compute_confusion_matrix(&self)->ConfusionMatrix{
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]    --> src/lib.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 |     data:SliceDeque<Outcome<f64>>
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/lib.rs:115:8
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn new()->Self{
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `push`
[INFO] [stderr]    --> src/lib.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn push(&mut self, predicted:f64, actual:f64, instructions:&MonitoringInstructions){
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `compute_mse`
[INFO] [stderr]    --> src/lib.rs:124:8
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn compute_mse(&self)->f64{
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 30 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.38s
[INFO] running `"docker" "inspect" "708c7729a73801a5b303225363630a0d4d920bdb3401a66871a49deedf8005e1"`
[INFO] running `"docker" "rm" "-f" "708c7729a73801a5b303225363630a0d4d920bdb3401a66871a49deedf8005e1"`
[INFO] [stdout] 708c7729a73801a5b303225363630a0d4d920bdb3401a66871a49deedf8005e1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-06-03" "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] d9a28748a2a87e30f994ffb338320d093a6d6f18765adff37315cab2d7153204
[INFO] running `"docker" "start" "-a" "d9a28748a2a87e30f994ffb338320d093a6d6f18765adff37315cab2d7153204"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr] warning: field is never read: `num_new_elements`
[INFO] [stderr]  --> src/lib.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     num_new_elements:usize
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `push_fixed_length`
[INFO] [stderr]  --> src/lib.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn push_fixed_length<T>(data:&mut SliceDeque<T>, new_element:T, max_num:usize){
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]   --> src/lib.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     data:SliceDeque<f64>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn new()->Self{
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `push`
[INFO] [stderr]   --> src/lib.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn push(&mut self, new_element:f64, instructions:&MonitoringInstructions){
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `compute_drift`
[INFO] [stderr]   --> src/lib.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn compute_drift(&self, original_data:&[f64])->f64{
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `predicted`
[INFO] [stderr]   --> src/lib.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     predicted:T,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `actual`
[INFO] [stderr]   --> src/lib.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     actual:T
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `specificity`
[INFO] [stderr]   --> src/lib.rs:41:4
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn specificity(t_n:f64, f_p:f64)->f64{
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sensitivity`
[INFO] [stderr]   --> src/lib.rs:44:4
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn sensitivity(t_p:f64, f_n:f64)->f64{
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `precision`
[INFO] [stderr]   --> src/lib.rs:47:4
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn precision(t_p:f64, f_p:f64)->f64{
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `accuracy`
[INFO] [stderr]   --> src/lib.rs:50:4
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn accuracy(t_p:f64, t_n:f64, f_p:f64, f_n:f64)->f64{
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `true_positive`
[INFO] [stderr]   --> src/lib.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     true_positive:usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `true_negative`
[INFO] [stderr]   --> src/lib.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     true_negative:usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `false_positive`
[INFO] [stderr]   --> src/lib.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     false_positive:usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `false_negative`
[INFO] [stderr]   --> src/lib.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     false_negative:usize
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create`
[INFO] [stderr]   --> src/lib.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn create(data:&[Outcome<usize>])-> Self{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `specificity`
[INFO] [stderr]   --> src/lib.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn specificity(&self)->f64{
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sensitivity`
[INFO] [stderr]   --> src/lib.rs:75:8
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn sensitivity(&self)->f64{
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `precision`
[INFO] [stderr]   --> src/lib.rs:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn precision(&self)->f64{
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `accuracy`
[INFO] [stderr]   --> src/lib.rs:81:8
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn accuracy(&self)->f64{
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compute_mse`
[INFO] [stderr]   --> src/lib.rs:86:4
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn compute_mse(values: &SliceDeque<Outcome<f64>>)->f64{
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]   --> src/lib.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     data:SliceDeque<Outcome<usize>>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib.rs:97:8
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn new()->Self{
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `push`
[INFO] [stderr]    --> src/lib.rs:102:8
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn push(&mut self, predicted:usize, actual:usize, instructions:&MonitoringInstructions){
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `compute_confusion_matrix`
[INFO] [stderr]    --> src/lib.rs:106:8
[INFO] [stderr]     |
[INFO] [stderr] 106 |     fn compute_confusion_matrix(&self)->ConfusionMatrix{
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]    --> src/lib.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 |     data:SliceDeque<Outcome<f64>>
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/lib.rs:115:8
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn new()->Self{
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `push`
[INFO] [stderr]    --> src/lib.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn push(&mut self, predicted:f64, actual:f64, instructions:&MonitoringInstructions){
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `compute_mse`
[INFO] [stderr]    --> src/lib.rs:124:8
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn compute_mse(&self)->f64{
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 30 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling ml_monitoring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "d9a28748a2a87e30f994ffb338320d093a6d6f18765adff37315cab2d7153204"`
[INFO] running `"docker" "rm" "-f" "d9a28748a2a87e30f994ffb338320d093a6d6f18765adff37315cab2d7153204"`
[INFO] [stdout] d9a28748a2a87e30f994ffb338320d093a6d6f18765adff37315cab2d7153204
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta-2020-06-03" "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] ba9116e36f83f2060fbd2bb8812a9d4b6b53696b19e2e4bc66426cf5f0cf982f
[INFO] running `"docker" "start" "-a" "ba9116e36f83f2060fbd2bb8812a9d4b6b53696b19e2e4bc66426cf5f0cf982f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: field is never read: `num_new_elements`
[INFO] [stderr]  --> src/lib.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     num_new_elements:usize
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `push_fixed_length`
[INFO] [stderr]  --> src/lib.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn push_fixed_length<T>(data:&mut SliceDeque<T>, new_element:T, max_num:usize){
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]   --> src/lib.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     data:SliceDeque<f64>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn new()->Self{
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `push`
[INFO] [stderr]   --> src/lib.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn push(&mut self, new_element:f64, instructions:&MonitoringInstructions){
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `compute_drift`
[INFO] [stderr]   --> src/lib.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn compute_drift(&self, original_data:&[f64])->f64{
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `predicted`
[INFO] [stderr]   --> src/lib.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     predicted:T,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `actual`
[INFO] [stderr]   --> src/lib.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     actual:T
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `specificity`
[INFO] [stderr]   --> src/lib.rs:41:4
[INFO] [stderr]    |
[INFO] [stderr] 41 | fn specificity(t_n:f64, f_p:f64)->f64{
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sensitivity`
[INFO] [stderr]   --> src/lib.rs:44:4
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn sensitivity(t_p:f64, f_n:f64)->f64{
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `precision`
[INFO] [stderr]   --> src/lib.rs:47:4
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn precision(t_p:f64, f_p:f64)->f64{
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `accuracy`
[INFO] [stderr]   --> src/lib.rs:50:4
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn accuracy(t_p:f64, t_n:f64, f_p:f64, f_n:f64)->f64{
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `true_positive`
[INFO] [stderr]   --> src/lib.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     true_positive:usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `true_negative`
[INFO] [stderr]   --> src/lib.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     true_negative:usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `false_positive`
[INFO] [stderr]   --> src/lib.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     false_positive:usize,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `false_negative`
[INFO] [stderr]   --> src/lib.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     false_negative:usize
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `create`
[INFO] [stderr]   --> src/lib.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn create(data:&[Outcome<usize>])-> Self{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `specificity`
[INFO] [stderr]   --> src/lib.rs:72:8
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn specificity(&self)->f64{
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sensitivity`
[INFO] [stderr]   --> src/lib.rs:75:8
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn sensitivity(&self)->f64{
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `precision`
[INFO] [stderr]   --> src/lib.rs:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn precision(&self)->f64{
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `accuracy`
[INFO] [stderr]   --> src/lib.rs:81:8
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn accuracy(&self)->f64{
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compute_mse`
[INFO] [stderr]   --> src/lib.rs:86:4
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn compute_mse(values: &SliceDeque<Outcome<f64>>)->f64{
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]   --> src/lib.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     data:SliceDeque<Outcome<usize>>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/lib.rs:97:8
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn new()->Self{
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `push`
[INFO] [stderr]    --> src/lib.rs:102:8
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn push(&mut self, predicted:usize, actual:usize, instructions:&MonitoringInstructions){
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `compute_confusion_matrix`
[INFO] [stderr]    --> src/lib.rs:106:8
[INFO] [stderr]     |
[INFO] [stderr] 106 |     fn compute_confusion_matrix(&self)->ConfusionMatrix{
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]    --> src/lib.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 |     data:SliceDeque<Outcome<f64>>
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/lib.rs:115:8
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn new()->Self{
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `push`
[INFO] [stderr]    --> src/lib.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn push(&mut self, predicted:f64, actual:f64, instructions:&MonitoringInstructions){
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `compute_mse`
[INFO] [stderr]    --> src/lib.rs:124:8
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn compute_mse(&self)->f64{
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 30 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ml_monitoring-ace954184719f894
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::creates_new_data ... ok
[INFO] [stdout] test tests::confusion_matrix_works ... ok
[INFO] [stdout] test tests::push_fixed_length_test ... ok
[INFO] [stdout] test tests::creates_new_data_with_more_data_than_max ... ok
[INFO] [stdout] test tests::hold_output_usize_works ... ok
[INFO] [stdout] test tests::hold_output_f64_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ml_monitoring
[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 `"docker" "inspect" "ba9116e36f83f2060fbd2bb8812a9d4b6b53696b19e2e4bc66426cf5f0cf982f"`
[INFO] running `"docker" "rm" "-f" "ba9116e36f83f2060fbd2bb8812a9d4b6b53696b19e2e4bc66426cf5f0cf982f"`
[INFO] [stdout] ba9116e36f83f2060fbd2bb8812a9d4b6b53696b19e2e4bc66426cf5f0cf982f