[INFO] cloning repository https://github.com/sthomer/predict
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sthomer/predict" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsthomer%2Fpredict", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsthomer%2Fpredict'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e61c1291476ebd9f4f56a92bb5d873a265f7a3b0
[INFO] testing sthomer/predict against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsthomer%2Fpredict" "/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/sthomer/predict on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sthomer/predict
[INFO] finished tweaking git repo https://github.com/sthomer/predict
[INFO] tweaked toml for git repo https://github.com/sthomer/predict written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/sthomer/predict already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plotters v0.2.11
[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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ad345299df2e55dbdcdb67f9eb09527c8715826910ee260035a06db0e23cc32
[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" "2ad345299df2e55dbdcdb67f9eb09527c8715826910ee260035a06db0e23cc32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ad345299df2e55dbdcdb67f9eb09527c8715826910ee260035a06db0e23cc32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad345299df2e55dbdcdb67f9eb09527c8715826910ee260035a06db0e23cc32", kill_on_drop: false }`
[INFO] [stdout] 2ad345299df2e55dbdcdb67f9eb09527c8715826910ee260035a06db0e23cc32
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27e0515b318a94e6d2a89d4334d9da2501a9bfe2d161a3ebb22cbfe00c4b3d73
[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" "27e0515b318a94e6d2a89d4334d9da2501a9bfe2d161a3ebb22cbfe00c4b3d73", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]    Compiling palette v0.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling lapack-src v0.4.0
[INFO] [stderr]    Compiling svg v0.6.0
[INFO] [stderr]    Compiling directories v0.10.0
[INFO] [stderr]    Compiling blas-src v0.4.0
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling itertools v0.8.1
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling jpeg-decoder v0.1.16
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_os v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling palette_derive v0.4.1
[INFO] [stderr]    Compiling rayon v1.2.1
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]    Compiling criterion-plot v0.4.0
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling freetype v0.4.1
[INFO] [stderr]    Compiling servo-fontconfig v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling euclid v0.20.5
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling noisy_float v0.1.11
[INFO] [stderr]    Compiling itertools-num v0.1.3
[INFO] [stderr]    Compiling rusttype v0.8.2
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling lyon_geom v0.14.1
[INFO] [stderr]    Compiling console v0.9.1
[INFO] [stderr]    Compiling indicatif v0.13.0
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling lyon_path v0.14.0
[INFO] [stderr]    Compiling ctrlc v3.1.3
[INFO] [stderr]    Compiling image v0.22.3
[INFO] [stderr]    Compiling structopt v0.3.5
[INFO] [stderr]    Compiling font-kit v0.4.0
[INFO] [stderr]    Compiling plotters v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling serde_json v1.0.42
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling lapacke v0.2.0
[INFO] [stderr]    Compiling cauchy v0.2.2
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling confy v0.3.1
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling criterion v0.3.0
[INFO] [stderr]    Compiling ndarray-linalg v0.12.0
[INFO] [stderr]    Compiling ndarray-stats v0.3.0
[INFO] [stderr]    Compiling predict v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::concept_symbol::Concept`
[INFO] [stdout]  --> src/abstraction.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::concept_symbol::Concept;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/abstraction.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f64::consts::PI`
[INFO] [stdout]  --> src/abstraction.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::f64::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Either`, `Itertools`
[INFO] [stdout]  --> src/abstraction.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use itertools::{Itertools, Either};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array1`, `ArrayView2`, `Array`, `Ix2`
[INFO] [stdout]  --> src/abstraction.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ndarray::{Array, Array1, Array2, ArrayView2, Ix1, Ix2, azip};
[INFO] [stdout]   |               ^^^^^  ^^^^^^          ^^^^^^^^^^       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/categorization.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/concept_symbol.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]   --> src/concept_symbol.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use itertools::Itertools;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Signal`
[INFO] [stdout]  --> src/dimension.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::spectrum::{Spectrum, Signal, Vector};
[INFO] [stdout]   |                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BigramModel`
[INFO] [stdout]  --> src/segmentation.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::markov_model::{BigramModel, UnigramModel};
[INFO] [stdout]   |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/spectrum.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Add`, `Div`, `IndexMut`, `Index`, `Mul`, `Neg`, `Sub`
[INFO] [stdout]  --> src/spectrum.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Add, Sub, Mul, Div, Neg, Index, IndexMut};
[INFO] [stdout]   |                ^^^  ^^^  ^^^  ^^^  ^^^  ^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Itertools`, `zip`
[INFO] [stdout]  --> src/spectrum.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use itertools::{Itertools, zip};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FromIterator`, `IntoIterator`
[INFO] [stdout]  --> src/spectrum.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::{IntoIterator, FromIterator};
[INFO] [stdout]   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec::IntoIter`
[INFO] [stdout]  --> src/spectrum.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec::IntoIter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `approx::AbsDiff`
[INFO] [stdout]  --> src/spectrum.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use approx::AbsDiff;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize`, `Deserializer`, `Serialize`, `Serializer`
[INFO] [stdout]  --> src/spectrum.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serde::{Serialize, Deserialize, Serializer, Deserializer};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::ser::SerializeSeq`
[INFO] [stdout]  --> src/spectrum.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::ser::SerializeSeq;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `arr1`, `arr2`
[INFO] [stdout]  --> src/spectrum.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ndarray::{Array1, Array2, arr1, arr2};
[INFO] [stdout]   |                               ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::dimension::Dimension`
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::dimension::Dimension;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `s`
[INFO] [stdout]   --> src/lib.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 | use ndarray::{s, Array1};
[INFO] [stdout]    |               ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/visualization.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dimensions`
[INFO] [stdout]   --> src/lib.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let dimensions = perception::process(&config, stft);
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dimensions`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/config.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(args: &[String]) -> Result<Config, &'static str> {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::process;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let result = predict::run(config);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 12s
[INFO] running `Command { std: "docker" "inspect" "27e0515b318a94e6d2a89d4334d9da2501a9bfe2d161a3ebb22cbfe00c4b3d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27e0515b318a94e6d2a89d4334d9da2501a9bfe2d161a3ebb22cbfe00c4b3d73", kill_on_drop: false }`
[INFO] [stdout] 27e0515b318a94e6d2a89d4334d9da2501a9bfe2d161a3ebb22cbfe00c4b3d73
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0922cbdd078d36d020e0b3e202ec8d91c5e5907a20731d6a8102bfcbbbc13f5
[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" "c0922cbdd078d36d020e0b3e202ec8d91c5e5907a20731d6a8102bfcbbbc13f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling predict v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::concept_symbol::Concept`
[INFO] [stdout]  --> src/abstraction.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::concept_symbol::Concept;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/abstraction.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f64::consts::PI`
[INFO] [stdout]  --> src/abstraction.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::f64::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Either`, `Itertools`
[INFO] [stdout]  --> src/abstraction.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use itertools::{Itertools, Either};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array1`, `ArrayView2`, `Array`, `Ix2`
[INFO] [stdout]  --> src/abstraction.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ndarray::{Array, Array1, Array2, ArrayView2, Ix1, Ix2, azip};
[INFO] [stdout]   |               ^^^^^  ^^^^^^          ^^^^^^^^^^       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/categorization.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/concept_symbol.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]   --> src/concept_symbol.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use itertools::Itertools;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Signal`
[INFO] [stdout]  --> src/dimension.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::spectrum::{Spectrum, Signal, Vector};
[INFO] [stdout]   |                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BigramModel`
[INFO] [stdout]  --> src/segmentation.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::markov_model::{BigramModel, UnigramModel};
[INFO] [stdout]   |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/spectrum.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Add`, `Div`, `IndexMut`, `Index`, `Mul`, `Neg`, `Sub`
[INFO] [stdout]  --> src/spectrum.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Add, Sub, Mul, Div, Neg, Index, IndexMut};
[INFO] [stdout]   |                ^^^  ^^^  ^^^  ^^^  ^^^  ^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Itertools`, `zip`
[INFO] [stdout]  --> src/spectrum.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use itertools::{Itertools, zip};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FromIterator`, `IntoIterator`
[INFO] [stdout]  --> src/spectrum.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::{IntoIterator, FromIterator};
[INFO] [stdout]   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec::IntoIter`
[INFO] [stdout]  --> src/spectrum.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec::IntoIter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `approx::AbsDiff`
[INFO] [stdout]  --> src/spectrum.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use approx::AbsDiff;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize`, `Deserializer`, `Serialize`, `Serializer`
[INFO] [stdout]  --> src/spectrum.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serde::{Serialize, Deserialize, Serializer, Deserializer};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::ser::SerializeSeq`
[INFO] [stdout]  --> src/spectrum.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::ser::SerializeSeq;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `arr1`, `arr2`
[INFO] [stdout]  --> src/spectrum.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ndarray::{Array1, Array2, arr1, arr2};
[INFO] [stdout]   |                               ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::dimension::Dimension`
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::dimension::Dimension;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `s`
[INFO] [stdout]   --> src/lib.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 | use ndarray::{s, Array1};
[INFO] [stdout]    |               ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> src/visualization.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::Rng;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dimensions`
[INFO] [stdout]   --> src/lib.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let dimensions = perception::process(&config, stft);
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dimensions`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/config.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(args: &[String]) -> Result<Config, &'static str> {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::process;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `result`
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let result = predict::run(config);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::concept_symbol::Concept`
[INFO] [stdout]  --> src/abstraction.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::concept_symbol::Concept;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/abstraction.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::f64::consts::PI`
[INFO] [stdout]  --> src/abstraction.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::f64::consts::PI;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Either`, `Itertools`
[INFO] [stdout]  --> src/abstraction.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use itertools::{Itertools, Either};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array1`, `ArrayView2`, `Array`, `Ix2`
[INFO] [stdout]  --> src/abstraction.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ndarray::{Array, Array1, Array2, ArrayView2, Ix1, Ix2, azip};
[INFO] [stdout]   |               ^^^^^  ^^^^^^          ^^^^^^^^^^       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/abstraction.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/categorization.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/categorization.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/concept_symbol.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]   --> src/concept_symbol.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use itertools::Itertools;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/concept_symbol.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/config.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/deserialization.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Signal`
[INFO] [stdout]  --> src/dimension.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::spectrum::{Spectrum, Signal, Vector};
[INFO] [stdout]   |                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/dimension.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/loader.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/markov_model.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/perception.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BigramModel`
[INFO] [stdout]  --> src/segmentation.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::markov_model::{BigramModel, UnigramModel};
[INFO] [stdout]   |                           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/segmentation.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/serialization.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::complex::Complex64`
[INFO] [stdout]  --> src/spectrum.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num::complex::Complex64;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Add`, `Div`, `IndexMut`, `Index`, `Mul`, `Neg`, `Sub`
[INFO] [stdout]  --> src/spectrum.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::{Add, Sub, Mul, Div, Neg, Index, IndexMut};
[INFO] [stdout]   |                ^^^  ^^^  ^^^  ^^^  ^^^  ^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Itertools`, `zip`
[INFO] [stdout]  --> src/spectrum.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use itertools::{Itertools, zip};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FromIterator`, `IntoIterator`
[INFO] [stdout]  --> src/spectrum.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::{IntoIterator, FromIterator};
[INFO] [stdout]   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec::IntoIter`
[INFO] [stdout]  --> src/spectrum.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::vec::IntoIter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `approx::AbsDiff`
[INFO] [stdout]  --> src/spectrum.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use approx::AbsDiff;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize`, `Deserializer`, `Serialize`, `Serializer`
[INFO] [stdout]  --> src/spectrum.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serde::{Serialize, Deserialize, Serializer, Deserializer};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::ser::SerializeSeq`
[INFO] [stdout]  --> src/spectrum.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::ser::SerializeSeq;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `arr1`, `arr2`
[INFO] [stdout]  --> src/spectrum.rs:9:31
[INFO] [stdout]   |
[INFO] [stdout] 9 | use ndarray::{Array1, Array2, arr1, arr2};
[INFO] [stdout]   |                               ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::loader`
[INFO] [stdout]    --> src/visualization.rs:125:9
[INFO] [stdout]     |
[INFO] [stdout] 125 |     use crate::loader;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fourier`
[INFO] [stdout]    --> src/visualization.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     use crate::fourier;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]    --> src/visualization.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |     use std::error::Error;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::dimension::Dimension`
[INFO] [stdout]   --> src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use crate::dimension::Dimension;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `s`
[INFO] [stdout]   --> src/lib.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 20 | use ndarray::{s, Array1};
[INFO] [stdout]    |               ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dimensions`
[INFO] [stdout]   --> src/lib.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let dimensions = perception::process(&config, stft);
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dimensions`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/config.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new(args: &[String]) -> Result<Config, &'static str> {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 37 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.94s
[INFO] running `Command { std: "docker" "inspect" "c0922cbdd078d36d020e0b3e202ec8d91c5e5907a20731d6a8102bfcbbbc13f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0922cbdd078d36d020e0b3e202ec8d91c5e5907a20731d6a8102bfcbbbc13f5", kill_on_drop: false }`
[INFO] [stdout] c0922cbdd078d36d020e0b3e202ec8d91c5e5907a20731d6a8102bfcbbbc13f5
[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=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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 97e556f9adefefab84643d46210fd1c3de9629791b50ad99a9ef01fee54beb16
[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" "97e556f9adefefab84643d46210fd1c3de9629791b50ad99a9ef01fee54beb16", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::concept_symbol::Concept`
[INFO] [stderr]  --> src/abstraction.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::concept_symbol::Concept;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::complex::Complex64`
[INFO] [stderr]  --> src/abstraction.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use num::complex::Complex64;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::f64::consts::PI`
[INFO] [stderr]  --> src/abstraction.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::f64::consts::PI;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Either`, `Itertools`
[INFO] [stderr]  --> src/abstraction.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use itertools::{Itertools, Either};
[INFO] [stderr]   |                 ^^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Array1`, `ArrayView2`, `Array`, `Ix2`
[INFO] [stderr]  --> src/abstraction.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ndarray::{Array, Array1, Array2, ArrayView2, Ix1, Ix2, azip};
[INFO] [stderr]   |               ^^^^^  ^^^^^^          ^^^^^^^^^^       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::complex::Complex64`
[INFO] [stderr]  --> src/categorization.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use num::complex::Complex64;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::complex::Complex64`
[INFO] [stderr]  --> src/concept_symbol.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use num::complex::Complex64;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]   --> src/concept_symbol.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use itertools::Itertools;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Signal`
[INFO] [stderr]  --> src/dimension.rs:1:33
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::spectrum::{Spectrum, Signal, Vector};
[INFO] [stderr]   |                                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BigramModel`
[INFO] [stderr]  --> src/segmentation.rs:2:27
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::markov_model::{BigramModel, UnigramModel};
[INFO] [stderr]   |                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::complex::Complex64`
[INFO] [stderr]  --> src/spectrum.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use num::complex::Complex64;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Add`, `Div`, `IndexMut`, `Index`, `Mul`, `Neg`, `Sub`
[INFO] [stderr]  --> src/spectrum.rs:2:16
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::ops::{Add, Sub, Mul, Div, Neg, Index, IndexMut};
[INFO] [stderr]   |                ^^^  ^^^  ^^^  ^^^  ^^^  ^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Itertools`, `zip`
[INFO] [stderr]  --> src/spectrum.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use itertools::{Itertools, zip};
[INFO] [stderr]   |                 ^^^^^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `FromIterator`, `IntoIterator`
[INFO] [stderr]  --> src/spectrum.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::iter::{IntoIterator, FromIterator};
[INFO] [stderr]   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::vec::IntoIter`
[INFO] [stderr]  --> src/spectrum.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::vec::IntoIter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `approx::AbsDiff`
[INFO] [stderr]  --> src/spectrum.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use approx::AbsDiff;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize`, `Deserializer`, `Serialize`, `Serializer`
[INFO] [stderr]  --> src/spectrum.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 | use serde::{Serialize, Deserialize, Serializer, Deserializer};
[INFO] [stderr]   |             ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::ser::SerializeSeq`
[INFO] [stderr]  --> src/spectrum.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use serde::ser::SerializeSeq;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `arr1`, `arr2`
[INFO] [stderr]  --> src/spectrum.rs:9:31
[INFO] [stderr]   |
[INFO] [stderr] 9 | use ndarray::{Array1, Array2, arr1, arr2};
[INFO] [stderr]   |                               ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::dimension::Dimension`
[INFO] [stderr]   --> src/lib.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use crate::dimension::Dimension;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `s`
[INFO] [stderr]   --> src/lib.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 | use ndarray::{s, Array1};
[INFO] [stderr]    |               ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> src/visualization.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dimensions`
[INFO] [stderr]   --> src/lib.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let dimensions = perception::process(&config, stft);
[INFO] [stderr]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dimensions`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/config.rs:35:16
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn new(args: &[String]) -> Result<Config, &'static str> {
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: 24 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::concept_symbol::Concept`
[INFO] [stderr]  --> src/abstraction.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::concept_symbol::Concept;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::complex::Complex64`
[INFO] [stderr]  --> src/abstraction.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use num::complex::Complex64;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::f64::consts::PI`
[INFO] [stderr]  --> src/abstraction.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::f64::consts::PI;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Either`, `Itertools`
[INFO] [stderr]  --> src/abstraction.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use itertools::{Itertools, Either};
[INFO] [stderr]   |                 ^^^^^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Array1`, `ArrayView2`, `Array`, `Ix2`
[INFO] [stderr]  --> src/abstraction.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ndarray::{Array, Array1, Array2, ArrayView2, Ix1, Ix2, azip};
[INFO] [stderr]   |               ^^^^^  ^^^^^^          ^^^^^^^^^^       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/abstraction.rs:118:9
[INFO] [stderr]     |
[INFO] [stderr] 118 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::complex::Complex64`
[INFO] [stderr]  --> src/categorization.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use num::complex::Complex64;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/categorization.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::complex::Complex64`
[INFO] [stderr]  --> src/concept_symbol.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use num::complex::Complex64;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]   --> src/concept_symbol.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use itertools::Itertools;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/concept_symbol.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/config.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]  --> src/deserialization.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 |     use super::*;
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Signal`
[INFO] [stderr]  --> src/dimension.rs:1:33
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::spectrum::{Spectrum, Signal, Vector};
[INFO] [stderr]   |                                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/dimension.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/loader.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/markov_model.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/perception.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BigramModel`
[INFO] [stderr]  --> src/segmentation.rs:2:27
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::markov_model::{BigramModel, UnigramModel};
[INFO] [stderr]   |                           ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/segmentation.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]  --> src/serialization.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     use super::*;
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::complex::Complex64`
[INFO] [stderr]  --> src/spectrum.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use num::complex::Complex64;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Add`, `Div`, `IndexMut`, `Index`, `Mul`, `Neg`, `Sub`
[INFO] [stderr]  --> src/spectrum.rs:2:16
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::ops::{Add, Sub, Mul, Div, Neg, Index, IndexMut};
[INFO] [stderr]   |                ^^^  ^^^  ^^^  ^^^  ^^^  ^^^^^  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Itertools`, `zip`
[INFO] [stderr]  --> src/spectrum.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use itertools::{Itertools, zip};
[INFO] [stderr]   |                 ^^^^^^^^^  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `FromIterator`, `IntoIterator`
[INFO] [stderr]  --> src/spectrum.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::iter::{IntoIterator, FromIterator};
[INFO] [stderr]   |                 ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::vec::IntoIter`
[INFO] [stderr]  --> src/spectrum.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::vec::IntoIter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `approx::AbsDiff`
[INFO] [stderr]  --> src/spectrum.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use approx::AbsDiff;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize`, `Deserializer`, `Serialize`, `Serializer`
[INFO] [stderr]  --> src/spectrum.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 | use serde::{Serialize, Deserialize, Serializer, Deserializer};
[INFO] [stderr]   |             ^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::ser::SerializeSeq`
[INFO] [stderr]  --> src/spectrum.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use serde::ser::SerializeSeq;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `arr1`, `arr2`
[INFO] [stderr]  --> src/spectrum.rs:9:31
[INFO] [stderr]   |
[INFO] [stderr] 9 | use ndarray::{Array1, Array2, arr1, arr2};
[INFO] [stderr]   |                               ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::loader`
[INFO] [stderr]    --> src/visualization.rs:125:9
[INFO] [stderr]     |
[INFO] [stderr] 125 |     use crate::loader;
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fourier`
[INFO] [stderr]    --> src/visualization.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |     use crate::fourier;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]    --> src/visualization.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |     use std::error::Error;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::dimension::Dimension`
[INFO] [stderr]   --> src/lib.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use crate::dimension::Dimension;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `s`
[INFO] [stderr]   --> src/lib.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 | use ndarray::{s, Array1};
[INFO] [stderr]    |               ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dimensions`
[INFO] [stderr]   --> src/lib.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let dimensions = perception::process(&config, stft);
[INFO] [stderr]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dimensions`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `args`
[INFO] [stderr]   --> src/config.rs:35:16
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn new(args: &[String]) -> Result<Config, &'static str> {
[INFO] [stderr]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stderr] 
[INFO] [stderr] warning: 37 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::process;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `result`
[INFO] [stderr]   --> src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let result = predict::run(config);
[INFO] [stderr]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/predict-32506bc60cdba630
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test loader::tests::test ... ok
[INFO] [stdout] test markov_model::tests::test ... ok
[INFO] [stdout] test serialization::tests::test ... ok
[INFO] [stdout] test config::tests::test ... ok
[INFO] [stdout] test abstraction::tests::test ... ok
[INFO] [stdout] test concept_symbol::tests::test ... ok
[INFO] [stdout] test perception::tests::test_process ... ok
[INFO] [stdout] test deserialization::tests::test ... ok
[INFO] [stdout] test categorization::tests::test ... ok
[INFO] [stdout] test dimension::tests::test ... ok
[INFO] [stdout] test segmentation::tests::test ... ok
[INFO] [stdout] test visualization::tests::test_plot_flow ... FAILED
[INFO] [stdout] test visualization::tests::test_plot_similarity ... FAILED
[INFO] [stdout] test visualization::tests::test_plot_scatter ... FAILED
[INFO] [stdout] test tests::test ... test tests::test has been running for over 60 seconds
[INFO] [stdout] test tests::test ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- visualization::tests::test_plot_flow stdout ----
[INFO] [stdout] thread 'visualization::tests::test_plot_flow' panicked at 'Unable to save the bitmap: DrawingError(IoError(Os { code: 2, kind: NotFound, message: "No such file or directory" }))', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/plotters-0.2.11/src/drawing/backend_impl/bitmap.rs:496:28
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x555b85f986b0 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x555b85f986b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x555b85f986b0 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x555b85f986b0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout]    4:     0x555b85fbae0c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stdout]    5:     0x555b85df9426 - std::io::Write::write_fmt::h68b2e5fe4c78e61a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stdout]    6:     0x555b85f92d8d - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::he9ebec865e28165c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/impls.rs:179
[INFO] [stdout]    7:     0x555b85f9abed - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    8:     0x555b85f9abed - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    9:     0x555b85f9abed - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stdout]   10:     0x555b85f9a842 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:224
[INFO] [stdout]   11:     0x555b85f9b2d1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stdout]   12:     0x555b85f9ae79 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stdout]   13:     0x555b85f98b3c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stdout]   14:     0x555b85f9ae39 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stdout]   15:     0x555b85fb96e1 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:85
[INFO] [stdout]   16:     0x555b85fb9503 - core::option::expect_none_failed::hd08bf36cae411fff
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/option.rs:1234
[INFO] [stdout]   17:     0x555b85e371d3 - core::result::Result<T,E>::expect::hc866c322b1544a94
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/result.rs:933
[INFO] [stdout]   18:     0x555b85e3f898 - <plotters::drawing::backend_impl::bitmap::BitMapBackend as core::ops::drop::Drop>::drop::h84db640a16c8439b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/plotters-0.2.11/src/drawing/backend_impl/bitmap.rs:496
[INFO] [stdout]   19:     0x555b85e54036 - core::ptr::drop_in_place::h2625298b37381c2d
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   20:     0x555b85d66d8f - core::ptr::drop_in_place::h248a7a763910f615
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   21:     0x555b85d67875 - core::ptr::drop_in_place::h5fa3255ef4beed36
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   22:     0x555b85db36ec - <alloc::rc::Rc<T> as core::ops::drop::Drop>::drop::hcc4f8905bfaef310
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/rc.rs:1207
[INFO] [stdout]   23:     0x555b85d689ae - core::ptr::drop_in_place::hb62daf1ece5ad9fc
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   24:     0x555b85d690ee - core::ptr::drop_in_place::hce3201d293c31c57
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   25:     0x555b85d54976 - predict::visualization::plot_flow::h71ac9e176779198a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:68
[INFO] [stdout]   26:     0x555b85dbdf10 - predict::visualization::tests::test_plot_flow::h66f5c0f7d74963e2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:159
[INFO] [stdout]   27:     0x555b85dbde5e - predict::visualization::tests::test_plot_flow::{{closure}}::h0e9aa91bfd1b1b2e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:154
[INFO] [stdout]   28:     0x555b85d6680e - core::ops::function::FnOnce::call_once::hfa26684f18da547d
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   29:     0x555b85e20213 - core::ops::function::FnOnce::call_once::hcd3fa2f0696c1015
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   30:     0x555b85e20213 - test::__rust_begin_short_backtrace::h113f97c5e5ab7d4a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:516
[INFO] [stdout]   31:     0x555b85e1e718 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h01fd09163cae2442
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   32:     0x555b85e1e718 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0da6b685ae74a04a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:308
[INFO] [stdout]   33:     0x555b85e1e718 - std::panicking::try::do_call::h564a32f132f2c264
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   34:     0x555b85e1e718 - std::panicking::try::h477cfd4b06a2e64a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   35:     0x555b85e1e718 - std::panic::catch_unwind::hdb5abc6d008c399d
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   36:     0x555b85e1e718 - test::run_test_in_process::he8ff7dec91b275be
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:543
[INFO] [stdout]   37:     0x555b85e1e718 - test::run_test::run_test_inner::{{closure}}::hfd9f49e4a4ff9162
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:449
[INFO] [stdout]   38:     0x555b85df87a6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hee6d60d5bb466aff
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stdout]   39:     0x555b85dfd915 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h988cecdf9ebbaf00
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:464
[INFO] [stdout]   40:     0x555b85dfd915 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330cf727ec126982
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:308
[INFO] [stdout]   41:     0x555b85dfd915 - std::panicking::try::do_call::h6cd25078f4a5ea13
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   42:     0x555b85dfd915 - std::panicking::try::h84b1d49961301705
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   43:     0x555b85dfd915 - std::panic::catch_unwind::h6145324593b3654b
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   44:     0x555b85dfd915 - std::thread::Builder::spawn_unchecked::{{closure}}::ha41e72e8024f9192
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:463
[INFO] [stdout]   45:     0x555b85dfd915 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hfb5034cf1f1be223
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   46:     0x555b85fa16ea - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hd4d30e37db281e8f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   47:     0x555b85fa16ea - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h019185a215ba16e4
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   48:     0x555b85fa16ea - std::sys::unix::thread::Thread::new::thread_start::h33c6d7cf25f9291f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys/unix/thread.rs:87
[INFO] [stdout]   49:     0x7f8c362d0609 - start_thread
[INFO] [stdout]   50:     0x7f8c3655d103 - clone
[INFO] [stdout]   51:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- visualization::tests::test_plot_similarity stdout ----
[INFO] [stdout] thread 'visualization::tests::test_plot_similarity' panicked at 'Unable to save the bitmap: DrawingError(IoError(Os { code: 2, kind: NotFound, message: "No such file or directory" }))', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/plotters-0.2.11/src/drawing/backend_impl/bitmap.rs:496:28
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x555b85f986b0 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x555b85f986b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x555b85f986b0 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x555b85f986b0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout]    4:     0x555b85fbae0c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stdout]    5:     0x555b85df9426 - std::io::Write::write_fmt::h68b2e5fe4c78e61a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stdout]    6:     0x555b85f92d8d - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::he9ebec865e28165c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/impls.rs:179
[INFO] [stdout]    7:     0x555b85f9abed - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    8:     0x555b85f9abed - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    9:     0x555b85f9abed - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stdout]   10:     0x555b85f9a842 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:224
[INFO] [stdout]   11:     0x555b85f9b2d1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stdout]   12:     0x555b85f9ae79 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stdout]   13:     0x555b85f98b3c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stdout]   14:     0x555b85f9ae39 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stdout]   15:     0x555b85fb96e1 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:85
[INFO] [stdout]   16:     0x555b85fb9503 - core::option::expect_none_failed::hd08bf36cae411fff
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/option.rs:1234
[INFO] [stdout]   17:     0x555b85e371d3 - core::result::Result<T,E>::expect::hc866c322b1544a94
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/result.rs:933
[INFO] [stdout]   18:     0x555b85e3f898 - <plotters::drawing::backend_impl::bitmap::BitMapBackend as core::ops::drop::Drop>::drop::h84db640a16c8439b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/plotters-0.2.11/src/drawing/backend_impl/bitmap.rs:496
[INFO] [stdout]   19:     0x555b85e54036 - core::ptr::drop_in_place::h2625298b37381c2d
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   20:     0x555b85d66d8f - core::ptr::drop_in_place::h248a7a763910f615
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   21:     0x555b85d67875 - core::ptr::drop_in_place::h5fa3255ef4beed36
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   22:     0x555b85db36ec - <alloc::rc::Rc<T> as core::ops::drop::Drop>::drop::hcc4f8905bfaef310
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/rc.rs:1207
[INFO] [stdout]   23:     0x555b85d689ae - core::ptr::drop_in_place::hb62daf1ece5ad9fc
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   24:     0x555b85d690ee - core::ptr::drop_in_place::hce3201d293c31c57
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   25:     0x555b85d5520f - predict::visualization::plot_similarity::hfc4cb6572c80d949
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:94
[INFO] [stdout]   26:     0x555b85dbdd80 - predict::visualization::tests::test_plot_similarity::hb42d223680196a0f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:150
[INFO] [stdout]   27:     0x555b85dbdcce - predict::visualization::tests::test_plot_similarity::{{closure}}::hd660c345e0100481
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:143
[INFO] [stdout]   28:     0x555b85d6683e - core::ops::function::FnOnce::call_once::hfb5348f22d7ff1c3
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   29:     0x555b85e20213 - core::ops::function::FnOnce::call_once::hcd3fa2f0696c1015
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   30:     0x555b85e20213 - test::__rust_begin_short_backtrace::h113f97c5e5ab7d4a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:516
[INFO] [stdout]   31:     0x555b85e1e718 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h01fd09163cae2442
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   32:     0x555b85e1e718 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0da6b685ae74a04a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:308
[INFO] [stdout]   33:     0x555b85e1e718 - std::panicking::try::do_call::h564a32f132f2c264
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   34:     0x555b85e1e718 - std::panicking::try::h477cfd4b06a2e64a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   35:     0x555b85e1e718 - std::panic::catch_unwind::hdb5abc6d008c399d
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   36:     0x555b85e1e718 - test::run_test_in_process::he8ff7dec91b275be
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:543
[INFO] [stdout]   37:     0x555b85e1e718 - test::run_test::run_test_inner::{{closure}}::hfd9f49e4a4ff9162
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:449
[INFO] [stdout]   38:     0x555b85df87a6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hee6d60d5bb466aff
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stdout]   39:     0x555b85dfd915 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h988cecdf9ebbaf00
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:464
[INFO] [stdout]   40:     0x555b85dfd915 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330cf727ec126982
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:308
[INFO] [stdout]   41:     0x555b85dfd915 - std::panicking::try::do_call::h6cd25078f4a5ea13
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   42:     0x555b85dfd915 - std::panicking::try::h84b1d49961301705
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   43:     0x555b85dfd915 - std::panic::catch_unwind::h6145324593b3654b
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   44:     0x555b85dfd915 - std::thread::Builder::spawn_unchecked::{{closure}}::ha41e72e8024f9192
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:463
[INFO] [stdout]   45:     0x555b85dfd915 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hfb5034cf1f1be223
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   46:     0x555b85fa16ea - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hd4d30e37db281e8f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   47:     0x555b85fa16ea - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h019185a215ba16e4
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   48:     0x555b85fa16ea - std::sys::unix::thread::Thread::new::thread_start::h33c6d7cf25f9291f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys/unix/thread.rs:87
[INFO] [stdout]   49:     0x7f8c362d0609 - start_thread
[INFO] [stdout]   50:     0x7f8c3655d103 - clone
[INFO] [stdout]   51:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- visualization::tests::test_plot_scatter stdout ----
[INFO] [stdout] thread 'visualization::tests::test_plot_scatter' panicked at 'Unable to save the bitmap: DrawingError(IoError(Os { code: 2, kind: NotFound, message: "No such file or directory" }))', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/plotters-0.2.11/src/drawing/backend_impl/bitmap.rs:496:28
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x555b85f986b0 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stdout]    1:     0x555b85f986b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x555b85f986b0 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stdout]    3:     0x555b85f986b0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stdout]    4:     0x555b85fbae0c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stdout]    5:     0x555b85df9426 - std::io::Write::write_fmt::h68b2e5fe4c78e61a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stdout]    6:     0x555b85f92d8d - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::he9ebec865e28165c
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/impls.rs:179
[INFO] [stdout]    7:     0x555b85f9abed - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stdout]    8:     0x555b85f9abed - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stdout]    9:     0x555b85f9abed - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stdout]   10:     0x555b85f9a842 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:224
[INFO] [stdout]   11:     0x555b85f9b2d1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stdout]   12:     0x555b85f9ae79 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stdout]   13:     0x555b85f98b3c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stdout]   14:     0x555b85f9ae39 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stdout]   15:     0x555b85fb96e1 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:85
[INFO] [stdout]   16:     0x555b85fb9503 - core::option::expect_none_failed::hd08bf36cae411fff
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/option.rs:1234
[INFO] [stdout]   17:     0x555b85e371d3 - core::result::Result<T,E>::expect::hc866c322b1544a94
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/result.rs:933
[INFO] [stdout]   18:     0x555b85e3f898 - <plotters::drawing::backend_impl::bitmap::BitMapBackend as core::ops::drop::Drop>::drop::h84db640a16c8439b
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/plotters-0.2.11/src/drawing/backend_impl/bitmap.rs:496
[INFO] [stdout]   19:     0x555b85e54036 - core::ptr::drop_in_place::h2625298b37381c2d
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   20:     0x555b85d66d8f - core::ptr::drop_in_place::h248a7a763910f615
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   21:     0x555b85d67875 - core::ptr::drop_in_place::h5fa3255ef4beed36
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   22:     0x555b85db36ec - <alloc::rc::Rc<T> as core::ops::drop::Drop>::drop::hcc4f8905bfaef310
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/rc.rs:1207
[INFO] [stdout]   23:     0x555b85d689ae - core::ptr::drop_in_place::hb62daf1ece5ad9fc
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   24:     0x555b85d690ee - core::ptr::drop_in_place::hce3201d293c31c57
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ptr/mod.rs:175
[INFO] [stdout]   25:     0x555b85d5409d - predict::visualization::plot_scatter::h833d9ef6f63821c9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:39
[INFO] [stdout]   26:     0x555b85dbe060 - predict::visualization::tests::test_plot_scatter::h9582e967256ebe0e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:168
[INFO] [stdout]   27:     0x555b85dbdfae - predict::visualization::tests::test_plot_scatter::{{closure}}::haf76e67d6d19dfa5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:163
[INFO] [stdout]   28:     0x555b85d6647e - core::ops::function::FnOnce::call_once::h6430c10920a99576
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   29:     0x555b85e20213 - core::ops::function::FnOnce::call_once::hcd3fa2f0696c1015
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   30:     0x555b85e20213 - test::__rust_begin_short_backtrace::h113f97c5e5ab7d4a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:516
[INFO] [stdout]   31:     0x555b85e1e718 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h01fd09163cae2442
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   32:     0x555b85e1e718 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0da6b685ae74a04a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:308
[INFO] [stdout]   33:     0x555b85e1e718 - std::panicking::try::do_call::h564a32f132f2c264
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   34:     0x555b85e1e718 - std::panicking::try::h477cfd4b06a2e64a
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   35:     0x555b85e1e718 - std::panic::catch_unwind::hdb5abc6d008c399d
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   36:     0x555b85e1e718 - test::run_test_in_process::he8ff7dec91b275be
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:543
[INFO] [stdout]   37:     0x555b85e1e718 - test::run_test::run_test_inner::{{closure}}::hfd9f49e4a4ff9162
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/test/src/lib.rs:449
[INFO] [stdout]   38:     0x555b85df87a6 - std::sys_common::backtrace::__rust_begin_short_backtrace::hee6d60d5bb466aff
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stdout]   39:     0x555b85dfd915 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h988cecdf9ebbaf00
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:464
[INFO] [stdout]   40:     0x555b85dfd915 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330cf727ec126982
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:308
[INFO] [stdout]   41:     0x555b85dfd915 - std::panicking::try::do_call::h6cd25078f4a5ea13
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stdout]   42:     0x555b85dfd915 - std::panicking::try::h84b1d49961301705
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stdout]   43:     0x555b85dfd915 - std::panic::catch_unwind::h6145324593b3654b
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stdout]   44:     0x555b85dfd915 - std::thread::Builder::spawn_unchecked::{{closure}}::ha41e72e8024f9192
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:463
[INFO] [stdout]   45:     0x555b85dfd915 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hfb5034cf1f1be223
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stdout]   46:     0x555b85fa16ea - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hd4d30e37db281e8f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   47:     0x555b85fa16ea - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h019185a215ba16e4
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stdout]   48:     0x555b85fa16ea - std::sys::unix::thread::Thread::new::thread_start::h33c6d7cf25f9291f
[INFO] [stdout]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys/unix/thread.rs:87
[INFO] [stdout]   49:     0x7f8c362d0609 - start_thread
[INFO] [stdout]   50:     0x7f8c3655d103 - clone
[INFO] [stdout]   51:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     visualization::tests::test_plot_flow
[INFO] [stdout]     visualization::tests::test_plot_scatter
[INFO] [stdout]     visualization::tests::test_plot_similarity
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "97e556f9adefefab84643d46210fd1c3de9629791b50ad99a9ef01fee54beb16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e556f9adefefab84643d46210fd1c3de9629791b50ad99a9ef01fee54beb16", kill_on_drop: false }`
[INFO] [stdout] 97e556f9adefefab84643d46210fd1c3de9629791b50ad99a9ef01fee54beb16
