[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 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsthomer%2Fpredict" "/workspace/builds/worker-95/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-95/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sthomer/predict on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-95/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" "+1.54.0" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 902db1322444877012724ec5ffe495e194912e845f3cd5be268a993bf4181700
[INFO] running `Command { std: "docker" "start" "-a" "902db1322444877012724ec5ffe495e194912e845f3cd5be268a993bf4181700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "902db1322444877012724ec5ffe495e194912e845f3cd5be268a993bf4181700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902db1322444877012724ec5ffe495e194912e845f3cd5be268a993bf4181700", kill_on_drop: false }`
[INFO] [stdout] 902db1322444877012724ec5ffe495e194912e845f3cd5be268a993bf4181700
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b8081feb719a8f21868ef677351505c23bb1dfbbc0cb4031c6a7624bfaa6529
[INFO] running `Command { std: "docker" "start" "-a" "2b8081feb719a8f21868ef677351505c23bb1dfbbc0cb4031c6a7624bfaa6529", kill_on_drop: false }`
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[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 46.94s
[INFO] running `Command { std: "docker" "inspect" "2b8081feb719a8f21868ef677351505c23bb1dfbbc0cb4031c6a7624bfaa6529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b8081feb719a8f21868ef677351505c23bb1dfbbc0cb4031c6a7624bfaa6529", kill_on_drop: false }`
[INFO] [stdout] 2b8081feb719a8f21868ef677351505c23bb1dfbbc0cb4031c6a7624bfaa6529
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ca0d3b46a11cba37d44c7116aa7aaa9ea67b19ee19059ef2cad206cef7fe3a9
[INFO] running `Command { std: "docker" "start" "-a" "3ca0d3b46a11cba37d44c7116aa7aaa9ea67b19ee19059ef2cad206cef7fe3a9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]    Compiling predict v0.1.0 (/opt/rustwide/workdir)
[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 6.30s
[INFO] running `Command { std: "docker" "inspect" "3ca0d3b46a11cba37d44c7116aa7aaa9ea67b19ee19059ef2cad206cef7fe3a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca0d3b46a11cba37d44c7116aa7aaa9ea67b19ee19059ef2cad206cef7fe3a9", kill_on_drop: false }`
[INFO] [stdout] 3ca0d3b46a11cba37d44c7116aa7aaa9ea67b19ee19059ef2cad206cef7fe3a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 515b56bbf8c727b2bb2dd0d5539aee199ba140623282f0c210803fdb92f5ce24
[INFO] running `Command { std: "docker" "start" "-a" "515b56bbf8c727b2bb2dd0d5539aee199ba140623282f0c210803fdb92f5ce24", 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] 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 1.40s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/predict-0a361c7964b20e5d)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test categorization::tests::test ... ok
[INFO] [stdout] test perception::tests::test_process ... ok
[INFO] [stdout] test markov_model::tests::test ... ok
[INFO] [stdout] test deserialization::tests::test ... ok
[INFO] [stdout] test serialization::tests::test ... ok
[INFO] [stdout] test abstraction::tests::test ... ok
[INFO] [stdout] test config::tests::test ... ok
[INFO] [stdout] test dimension::tests::test ... ok
[INFO] [stdout] test loader::tests::test ... ok
[INFO] [stdout] test concept_symbol::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 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:     0x563e2b72f890 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x563e2b72f890 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x563e2b72f890 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x563e2b72f890 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x563e2b75212c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x563e2b72c695 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x563e2b731a6b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x563e2b731a6b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x563e2b731a6b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x563e2b73157c - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x563e2b732134 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x563e2b731c17 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x563e2b72fd8c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x563e2b731b79 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x563e2b4dbb41 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x563e2b4dbc33 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x563e2b60096d - core::result::Result<T,E>::expect::h64065c6c0ee0629f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:997:23
[INFO] [stdout]   17:     0x563e2b5f6fd5 - <plotters::drawing::backend_impl::bitmap::BitMapBackend as core::ops::drop::Drop>::drop::h21c2a92c1d0bd0c5
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/plotters-0.2.11/src/drawing/backend_impl/bitmap.rs:496:13
[INFO] [stdout]   18:     0x563e2b5f34b7 - core::ptr::drop_in_place<plotters::drawing::backend_impl::bitmap::BitMapBackend>::h8c0330acd5c3f56b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   19:     0x563e2b54efcb - core::ptr::drop_in_place<core::cell::UnsafeCell<plotters::drawing::backend_impl::bitmap::BitMapBackend>>::h3f7dfdc6e86f6cde
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   20:     0x563e2b54ef4e - core::ptr::drop_in_place<core::cell::RefCell<plotters::drawing::backend_impl::bitmap::BitMapBackend>>::h7252a2f3e9c6e5d3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   21:     0x563e2b4fc7a0 - <alloc::rc::Rc<T> as core::ops::drop::Drop>::drop::h3595f8677e3f9843
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/rc.rs:1439:17
[INFO] [stdout]   22:     0x563e2b54f26a - core::ptr::drop_in_place<alloc::rc::Rc<core::cell::RefCell<plotters::drawing::backend_impl::bitmap::BitMapBackend>>>::h5c671d0b6a41f88e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   23:     0x563e2b54f4ba - core::ptr::drop_in_place<plotters::drawing::area::DrawingArea<plotters::drawing::backend_impl::bitmap::BitMapBackend,plotters::coord::Shift>>::hb9417a158851c377
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   24:     0x563e2b5a826c - predict::visualization::plot_flow::h8e5d467e4d832429
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:68:1
[INFO] [stdout]   25:     0x563e2b5029e5 - predict::visualization::tests::test_plot_flow::hf3b6b6e7b27d812b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:159:9
[INFO] [stdout]   26:     0x563e2b50292e - predict::visualization::tests::test_plot_flow::{{closure}}::h2598d66cd50da3db
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:154:5
[INFO] [stdout]   27:     0x563e2b54e8be - core::ops::function::FnOnce::call_once::h1957ce5de7eb8253
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   28:     0x563e2b5dbd63 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   29:     0x563e2b5dbd63 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   30:     0x563e2b5da820 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf6d2a51e5587546c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   31:     0x563e2b5da820 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8af660f3a89ef593
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   32:     0x563e2b5da820 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   33:     0x563e2b5da820 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   34:     0x563e2b5da820 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   35:     0x563e2b5da820 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   36:     0x563e2b5da820 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   37:     0x563e2b5b3ed2 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   38:     0x563e2b5b3ed2 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb560b77c4f701523
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   39:     0x563e2b5b7a88 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   40:     0x563e2b5b7a88 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd2e08783d8be4d02
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   41:     0x563e2b5b7a88 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   42:     0x563e2b5b7a88 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   43:     0x563e2b5b7a88 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   44:     0x563e2b5b7a88 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   45:     0x563e2b5b7a88 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   46:     0x563e2b736c17 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ece6cfefaff1005
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   47:     0x563e2b736c17 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb8b48e55c21f193e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   48:     0x563e2b736c17 - std::sys::unix::thread::Thread::new::thread_start::h8c7c4450dba62914
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   49:     0x7fb015564609 - start_thread
[INFO] [stdout]   50:     0x7fb015334293 - 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:     0x563e2b72f890 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x563e2b72f890 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x563e2b72f890 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x563e2b72f890 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x563e2b75212c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x563e2b72c695 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x563e2b731a6b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x563e2b731a6b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x563e2b731a6b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x563e2b73157c - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x563e2b732134 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x563e2b731c17 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x563e2b72fd8c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x563e2b731b79 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x563e2b4dbb41 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x563e2b4dbc33 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x563e2b60096d - core::result::Result<T,E>::expect::h64065c6c0ee0629f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:997:23
[INFO] [stdout]   17:     0x563e2b5f6fd5 - <plotters::drawing::backend_impl::bitmap::BitMapBackend as core::ops::drop::Drop>::drop::h21c2a92c1d0bd0c5
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/plotters-0.2.11/src/drawing/backend_impl/bitmap.rs:496:13
[INFO] [stdout]   18:     0x563e2b5f34b7 - core::ptr::drop_in_place<plotters::drawing::backend_impl::bitmap::BitMapBackend>::h8c0330acd5c3f56b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   19:     0x563e2b54efcb - core::ptr::drop_in_place<core::cell::UnsafeCell<plotters::drawing::backend_impl::bitmap::BitMapBackend>>::h3f7dfdc6e86f6cde
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   20:     0x563e2b54ef4e - core::ptr::drop_in_place<core::cell::RefCell<plotters::drawing::backend_impl::bitmap::BitMapBackend>>::h7252a2f3e9c6e5d3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   21:     0x563e2b4fc7a0 - <alloc::rc::Rc<T> as core::ops::drop::Drop>::drop::h3595f8677e3f9843
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/rc.rs:1439:17
[INFO] [stdout]   22:     0x563e2b54f26a - core::ptr::drop_in_place<alloc::rc::Rc<core::cell::RefCell<plotters::drawing::backend_impl::bitmap::BitMapBackend>>>::h5c671d0b6a41f88e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   23:     0x563e2b54f4ba - core::ptr::drop_in_place<plotters::drawing::area::DrawingArea<plotters::drawing::backend_impl::bitmap::BitMapBackend,plotters::coord::Shift>>::hb9417a158851c377
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   24:     0x563e2b5a8a9d - predict::visualization::plot_similarity::hd3e961b0f5d91f8a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:94:1
[INFO] [stdout]   25:     0x563e2b502855 - predict::visualization::tests::test_plot_similarity::h4c65cf390274eb2c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:150:9
[INFO] [stdout]   26:     0x563e2b50279e - predict::visualization::tests::test_plot_similarity::{{closure}}::h71958b124587f671
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:143:5
[INFO] [stdout]   27:     0x563e2b54eaee - core::ops::function::FnOnce::call_once::h6054fd044d48868d
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   28:     0x563e2b5dbd63 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   29:     0x563e2b5dbd63 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   30:     0x563e2b5da820 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf6d2a51e5587546c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   31:     0x563e2b5da820 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8af660f3a89ef593
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   32:     0x563e2b5da820 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   33:     0x563e2b5da820 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   34:     0x563e2b5da820 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   35:     0x563e2b5da820 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   36:     0x563e2b5da820 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   37:     0x563e2b5b3ed2 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   38:     0x563e2b5b3ed2 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb560b77c4f701523
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   39:     0x563e2b5b7a88 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   40:     0x563e2b5b7a88 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd2e08783d8be4d02
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   41:     0x563e2b5b7a88 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   42:     0x563e2b5b7a88 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   43:     0x563e2b5b7a88 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   44:     0x563e2b5b7a88 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   45:     0x563e2b5b7a88 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   46:     0x563e2b736c17 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ece6cfefaff1005
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   47:     0x563e2b736c17 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb8b48e55c21f193e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   48:     0x563e2b736c17 - std::sys::unix::thread::Thread::new::thread_start::h8c7c4450dba62914
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   49:     0x7fb015564609 - start_thread
[INFO] [stdout]   50:     0x7fb015334293 - 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:     0x563e2b72f890 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x563e2b72f890 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x563e2b72f890 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x563e2b72f890 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x563e2b75212c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x563e2b72c695 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x563e2b731a6b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x563e2b731a6b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x563e2b731a6b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x563e2b73157c - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x563e2b732134 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x563e2b731c17 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x563e2b72fd8c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x563e2b731b79 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x563e2b4dbb41 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x563e2b4dbc33 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x563e2b60096d - core::result::Result<T,E>::expect::h64065c6c0ee0629f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:997:23
[INFO] [stdout]   17:     0x563e2b5f6fd5 - <plotters::drawing::backend_impl::bitmap::BitMapBackend as core::ops::drop::Drop>::drop::h21c2a92c1d0bd0c5
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/plotters-0.2.11/src/drawing/backend_impl/bitmap.rs:496:13
[INFO] [stdout]   18:     0x563e2b5f34b7 - core::ptr::drop_in_place<plotters::drawing::backend_impl::bitmap::BitMapBackend>::h8c0330acd5c3f56b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   19:     0x563e2b54efcb - core::ptr::drop_in_place<core::cell::UnsafeCell<plotters::drawing::backend_impl::bitmap::BitMapBackend>>::h3f7dfdc6e86f6cde
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   20:     0x563e2b54ef4e - core::ptr::drop_in_place<core::cell::RefCell<plotters::drawing::backend_impl::bitmap::BitMapBackend>>::h7252a2f3e9c6e5d3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   21:     0x563e2b4fc7a0 - <alloc::rc::Rc<T> as core::ops::drop::Drop>::drop::h3595f8677e3f9843
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/rc.rs:1439:17
[INFO] [stdout]   22:     0x563e2b54f26a - core::ptr::drop_in_place<alloc::rc::Rc<core::cell::RefCell<plotters::drawing::backend_impl::bitmap::BitMapBackend>>>::h5c671d0b6a41f88e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   23:     0x563e2b54f4ba - core::ptr::drop_in_place<plotters::drawing::area::DrawingArea<plotters::drawing::backend_impl::bitmap::BitMapBackend,plotters::coord::Shift>>::hb9417a158851c377
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ptr/mod.rs:192:1
[INFO] [stdout]   24:     0x563e2b5a7a39 - predict::visualization::plot_scatter::h9bfcbddc0e912c53
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:39:1
[INFO] [stdout]   25:     0x563e2b502b35 - predict::visualization::tests::test_plot_scatter::hce6edadef5046b2d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:168:9
[INFO] [stdout]   26:     0x563e2b502a7e - predict::visualization::tests::test_plot_scatter::{{closure}}::he423b6589870e8b3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/visualization.rs:163:5
[INFO] [stdout]   27:     0x563e2b54eece - core::ops::function::FnOnce::call_once::he86c19cc9c2e77f9
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   28:     0x563e2b5dbd63 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   29:     0x563e2b5dbd63 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   30:     0x563e2b5da820 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf6d2a51e5587546c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   31:     0x563e2b5da820 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8af660f3a89ef593
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   32:     0x563e2b5da820 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   33:     0x563e2b5da820 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   34:     0x563e2b5da820 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   35:     0x563e2b5da820 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   36:     0x563e2b5da820 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   37:     0x563e2b5b3ed2 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   38:     0x563e2b5b3ed2 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb560b77c4f701523
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   39:     0x563e2b5b7a88 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   40:     0x563e2b5b7a88 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hd2e08783d8be4d02
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:347:9
[INFO] [stdout]   41:     0x563e2b5b7a88 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   42:     0x563e2b5b7a88 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   43:     0x563e2b5b7a88 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   44:     0x563e2b5b7a88 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   45:     0x563e2b5b7a88 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   46:     0x563e2b736c17 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7ece6cfefaff1005
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   47:     0x563e2b736c17 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hb8b48e55c21f193e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/alloc/src/boxed.rs:1575:9
[INFO] [stdout]   48:     0x563e2b736c17 - std::sys::unix::thread::Thread::new::thread_start::h8c7c4450dba62914
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys/unix/thread.rs:71:17
[INFO] [stdout]   49:     0x7fb015564609 - start_thread
[INFO] [stdout]   50:     0x7fb015334293 - 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; finished in 350.19s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "515b56bbf8c727b2bb2dd0d5539aee199ba140623282f0c210803fdb92f5ce24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515b56bbf8c727b2bb2dd0d5539aee199ba140623282f0c210803fdb92f5ce24", kill_on_drop: false }`
[INFO] [stdout] 515b56bbf8c727b2bb2dd0d5539aee199ba140623282f0c210803fdb92f5ce24
