[INFO] fetching crate revonet 0.2.1...
[INFO] testing revonet-0.2.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate revonet 0.2.1 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate revonet 0.2.1 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 crates.io crate revonet 0.2.1
[INFO] finished tweaking crates.io crate revonet 0.2.1
[INFO] tweaked toml for crates.io crate revonet 0.2.1 written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 8f9ed8faef13d5558368f88a825591f437162cd0778ea2aa248a522bd05f97ae
[INFO] running `Command { std: "docker" "start" "-a" "8f9ed8faef13d5558368f88a825591f437162cd0778ea2aa248a522bd05f97ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f9ed8faef13d5558368f88a825591f437162cd0778ea2aa248a522bd05f97ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f9ed8faef13d5558368f88a825591f437162cd0778ea2aa248a522bd05f97ae", kill_on_drop: false }`
[INFO] [stdout] 8f9ed8faef13d5558368f88a825591f437162cd0778ea2aa248a522bd05f97ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] eb40e4caa03cb3005f3fb420eb93a1f5f5b2f763bafb9f4a467720f508fd731a
[INFO] running `Command { std: "docker" "start" "-a" "eb40e4caa03cb3005f3fb420eb93a1f5f5b2f763bafb9f4a467720f508fd731a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling revonet v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/ea.rs:28:45
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn init<R: Rng>(&mut self, size: usize, &mut R);
[INFO] [stdout]    |                                             ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut R`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ea.rs:245:69
[INFO] [stdout]     |
[INFO] [stdout] 245 | fn select_tournament(fits: &Vec<f32>, tour_size: u32, mut rng: &mut Rng) -> Vec<usize> {
[INFO] [stdout]     |                                                                     ^^^ help: use `dyn`: `dyn Rng`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ea.rs:65:45
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
[INFO] [stdout]    |                                             ----^^^
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ea.rs:228:97
[INFO] [stdout]     |
[INFO] [stdout] 228 | pub fn create_population<T: Individual, P: Problem, R: Rng+Sized>(pop_size: u32, ind_size: u32, mut rng: &mut R, problem: &P) -> Vec<T> {
[INFO] [stdout]     |                                                                                                 ----^^^
[INFO] [stdout]     |                                                                                                 |
[INFO] [stdout]     |                                                                                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ga.rs:82:182
[INFO] [stdout]    |
[INFO] [stdout] 82 | ..._type: CrossoverOperator, x_prob: f32, x_alpha: f32, mut rng: &mut R) {
[INFO] [stdout]    |                                                         ----^^^
[INFO] [stdout]    |                                                         |
[INFO] [stdout]    |                                                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ga.rs:121:102
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn cross_arithmetic<T: Individual, R: Rng+Sized>(p1: &T, p2: &T, c1: &mut T, c2: &mut T, alpha: f32, mut rng: &mut R) {
[INFO] [stdout]     |                                                                                                      ----^^^
[INFO] [stdout]     |                                                                                                      |
[INFO] [stdout]     |                                                                                                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ne.rs:67:45
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
[INFO] [stdout]    |                                             ----^^^
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/problem.rs:53:73
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get_random_individual<T: Individual, R: Rng>(&self, size: usize, mut rng: &mut R) -> T {
[INFO] [stdout]    |                                                                         ----^^^
[INFO] [stdout]    |                                                                         |
[INFO] [stdout]    |                                                                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/neproblem.rs:172:24
[INFO] [stdout]     |
[INFO] [stdout] 172 |                   panic!(format!("Unknown problem type for symbolic regression problem: {}",
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 173 | |                                problem_type))
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 172 |                 panic!("Unknown problem type for symbolic regression problem: {}",
[INFO] [stdout] 173 |                                problem_type)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.44s
[INFO] running `Command { std: "docker" "inspect" "eb40e4caa03cb3005f3fb420eb93a1f5f5b2f763bafb9f4a467720f508fd731a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb40e4caa03cb3005f3fb420eb93a1f5f5b2f763bafb9f4a467720f508fd731a", kill_on_drop: false }`
[INFO] [stdout] eb40e4caa03cb3005f3fb420eb93a1f5f5b2f763bafb9f4a467720f508fd731a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 1abc4e19196673a88578ab1eef0146fe183d7b4fe231ab9a70184851d8a4b0f7
[INFO] running `Command { std: "docker" "start" "-a" "1abc4e19196673a88578ab1eef0146fe183d7b4fe231ab9a70184851d8a4b0f7", kill_on_drop: false }`
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/ea.rs:28:45
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn init<R: Rng>(&mut self, size: usize, &mut R);
[INFO] [stdout]    |                                             ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut R`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ea.rs:245:69
[INFO] [stdout]     |
[INFO] [stdout] 245 | fn select_tournament(fits: &Vec<f32>, tour_size: u32, mut rng: &mut Rng) -> Vec<usize> {
[INFO] [stdout]     |                                                                     ^^^ help: use `dyn`: `dyn Rng`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ea.rs:65:45
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
[INFO] [stdout]    |                                             ----^^^
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ea.rs:228:97
[INFO] [stdout]     |
[INFO] [stdout] 228 | pub fn create_population<T: Individual, P: Problem, R: Rng+Sized>(pop_size: u32, ind_size: u32, mut rng: &mut R, problem: &P) -> Vec<T> {
[INFO] [stdout]     |                                                                                                 ----^^^
[INFO] [stdout]     |                                                                                                 |
[INFO] [stdout]     |                                                                                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ga.rs:82:182
[INFO] [stdout]    |
[INFO] [stdout] 82 | ..._type: CrossoverOperator, x_prob: f32, x_alpha: f32, mut rng: &mut R) {
[INFO] [stdout]    |                                                         ----^^^
[INFO] [stdout]    |                                                         |
[INFO] [stdout]    |                                                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ga.rs:121:102
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn cross_arithmetic<T: Individual, R: Rng+Sized>(p1: &T, p2: &T, c1: &mut T, c2: &mut T, alpha: f32, mut rng: &mut R) {
[INFO] [stdout]     |                                                                                                      ----^^^
[INFO] [stdout]     |                                                                                                      |
[INFO] [stdout]     |                                                                                                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ne.rs:67:45
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
[INFO] [stdout]    |                                             ----^^^
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling revonet v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/problem.rs:53:73
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get_random_individual<T: Individual, R: Rng>(&self, size: usize, mut rng: &mut R) -> T {
[INFO] [stdout]    |                                                                         ----^^^
[INFO] [stdout]    |                                                                         |
[INFO] [stdout]    |                                                                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/neproblem.rs:172:24
[INFO] [stdout]     |
[INFO] [stdout] 172 |                   panic!(format!("Unknown problem type for symbolic regression problem: {}",
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 173 | |                                problem_type))
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 172 |                 panic!("Unknown problem type for symbolic regression problem: {}",
[INFO] [stdout] 173 |                                problem_type)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/ea.rs:28:45
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn init<R: Rng>(&mut self, size: usize, &mut R);
[INFO] [stdout]    |                                             ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut R`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/ea.rs:245:69
[INFO] [stdout]     |
[INFO] [stdout] 245 | fn select_tournament(fits: &Vec<f32>, tour_size: u32, mut rng: &mut Rng) -> Vec<usize> {
[INFO] [stdout]     |                                                                     ^^^ help: use `dyn`: `dyn Rng`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ea.rs:65:45
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
[INFO] [stdout]    |                                             ----^^^
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ea.rs:228:97
[INFO] [stdout]     |
[INFO] [stdout] 228 | pub fn create_population<T: Individual, P: Problem, R: Rng+Sized>(pop_size: u32, ind_size: u32, mut rng: &mut R, problem: &P) -> Vec<T> {
[INFO] [stdout]     |                                                                                                 ----^^^
[INFO] [stdout]     |                                                                                                 |
[INFO] [stdout]     |                                                                                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ga.rs:82:182
[INFO] [stdout]    |
[INFO] [stdout] 82 | ..._type: CrossoverOperator, x_prob: f32, x_alpha: f32, mut rng: &mut R) {
[INFO] [stdout]    |                                                         ----^^^
[INFO] [stdout]    |                                                         |
[INFO] [stdout]    |                                                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ga.rs:121:102
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn cross_arithmetic<T: Individual, R: Rng+Sized>(p1: &T, p2: &T, c1: &mut T, c2: &mut T, alpha: f32, mut rng: &mut R) {
[INFO] [stdout]     |                                                                                                      ----^^^
[INFO] [stdout]     |                                                                                                      |
[INFO] [stdout]     |                                                                                                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ne.rs:67:45
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
[INFO] [stdout]    |                                             ----^^^
[INFO] [stdout]    |                                             |
[INFO] [stdout]    |                                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/problem.rs:53:73
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn get_random_individual<T: Individual, R: Rng>(&self, size: usize, mut rng: &mut R) -> T {
[INFO] [stdout]    |                                                                         ----^^^
[INFO] [stdout]    |                                                                         |
[INFO] [stdout]    |                                                                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/neproblem.rs:172:24
[INFO] [stdout]     |
[INFO] [stdout] 172 |                   panic!(format!("Unknown problem type for symbolic regression problem: {}",
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 173 | |                                problem_type))
[INFO] [stdout]     | |____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 172 |                 panic!("Unknown problem type for symbolic regression problem: {}",
[INFO] [stdout] 173 |                                problem_type)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "1abc4e19196673a88578ab1eef0146fe183d7b4fe231ab9a70184851d8a4b0f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1abc4e19196673a88578ab1eef0146fe183d7b4fe231ab9a70184851d8a4b0f7", kill_on_drop: false }`
[INFO] [stdout] 1abc4e19196673a88578ab1eef0146fe183d7b4fe231ab9a70184851d8a4b0f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] a9ca6560a66d1902f9a0981620e79448069e843f3d573e73c0f307eb4333eab3
[INFO] running `Command { std: "docker" "start" "-a" "a9ca6560a66d1902f9a0981620e79448069e843f3d573e73c0f307eb4333eab3", 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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/ea.rs:28:45
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn init<R: Rng>(&mut self, size: usize, &mut R);
[INFO] [stderr]    |                                             ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut R`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ea.rs:245:69
[INFO] [stderr]     |
[INFO] [stderr] 245 | fn select_tournament(fits: &Vec<f32>, tour_size: u32, mut rng: &mut Rng) -> Vec<usize> {
[INFO] [stderr]     |                                                                     ^^^ help: use `dyn`: `dyn Rng`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ea.rs:65:45
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
[INFO] [stderr]    |                                             ----^^^
[INFO] [stderr]    |                                             |
[INFO] [stderr]    |                                             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ea.rs:228:97
[INFO] [stderr]     |
[INFO] [stderr] 228 | pub fn create_population<T: Individual, P: Problem, R: Rng+Sized>(pop_size: u32, ind_size: u32, mut rng: &mut R, problem: &P) -> Vec<T> {
[INFO] [stderr]     |                                                                                                 ----^^^
[INFO] [stderr]     |                                                                                                 |
[INFO] [stderr]     |                                                                                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ga.rs:82:182
[INFO] [stderr]    |
[INFO] [stderr] 82 | ..._type: CrossoverOperator, x_prob: f32, x_alpha: f32, mut rng: &mut R) {
[INFO] [stderr]    |                                                         ----^^^
[INFO] [stderr]    |                                                         |
[INFO] [stderr]    |                                                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ga.rs:121:102
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn cross_arithmetic<T: Individual, R: Rng+Sized>(p1: &T, p2: &T, c1: &mut T, c2: &mut T, alpha: f32, mut rng: &mut R) {
[INFO] [stderr]     |                                                                                                      ----^^^
[INFO] [stderr]     |                                                                                                      |
[INFO] [stderr]     |                                                                                                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ne.rs:67:45
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
[INFO] [stderr]    |                                             ----^^^
[INFO] [stderr]    |                                             |
[INFO] [stderr]    |                                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/problem.rs:53:73
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get_random_individual<T: Individual, R: Rng>(&self, size: usize, mut rng: &mut R) -> T {
[INFO] [stderr]    |                                                                         ----^^^
[INFO] [stderr]    |                                                                         |
[INFO] [stderr]    |                                                                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/neproblem.rs:172:24
[INFO] [stderr]     |
[INFO] [stderr] 172 |                   panic!(format!("Unknown problem type for symbolic regression problem: {}",
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 173 | |                                problem_type))
[INFO] [stderr]     | |____________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 172 |                 panic!("Unknown problem type for symbolic regression problem: {}",
[INFO] [stderr] 173 |                                problem_type)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/ea.rs:28:45
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn init<R: Rng>(&mut self, size: usize, &mut R);
[INFO] [stderr]    |                                             ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut R`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ea.rs:245:69
[INFO] [stderr]     |
[INFO] [stderr] 245 | fn select_tournament(fits: &Vec<f32>, tour_size: u32, mut rng: &mut Rng) -> Vec<usize> {
[INFO] [stderr]     |                                                                     ^^^ help: use `dyn`: `dyn Rng`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ea.rs:65:45
[INFO] [stderr]    |
[INFO] [stderr] 65 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
[INFO] [stderr]    |                                             ----^^^
[INFO] [stderr]    |                                             |
[INFO] [stderr]    |                                             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ea.rs:228:97
[INFO] [stderr]     |
[INFO] [stderr] 228 | pub fn create_population<T: Individual, P: Problem, R: Rng+Sized>(pop_size: u32, ind_size: u32, mut rng: &mut R, problem: &P) -> Vec<T> {
[INFO] [stderr]     |                                                                                                 ----^^^
[INFO] [stderr]     |                                                                                                 |
[INFO] [stderr]     |                                                                                                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ga.rs:82:182
[INFO] [stderr]    |
[INFO] [stderr] 82 | ..._type: CrossoverOperator, x_prob: f32, x_alpha: f32, mut rng: &mut R) {
[INFO] [stderr]    |                                                         ----^^^
[INFO] [stderr]    |                                                         |
[INFO] [stderr]    |                                                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ga.rs:121:102
[INFO] [stderr]     |
[INFO] [stderr] 121 | fn cross_arithmetic<T: Individual, R: Rng+Sized>(p1: &T, p2: &T, c1: &mut T, c2: &mut T, alpha: f32, mut rng: &mut R) {
[INFO] [stderr]     |                                                                                                      ----^^^
[INFO] [stderr]     |                                                                                                      |
[INFO] [stderr]     |                                                                                                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ne.rs:67:45
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn init<R: Rng>(&mut self, size: usize, mut rng: &mut R) {
[INFO] [stderr]    |                                             ----^^^
[INFO] [stderr]    |                                             |
[INFO] [stderr]    |                                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/problem.rs:53:73
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get_random_individual<T: Individual, R: Rng>(&self, size: usize, mut rng: &mut R) -> T {
[INFO] [stderr]    |                                                                         ----^^^
[INFO] [stderr]    |                                                                         |
[INFO] [stderr]    |                                                                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/neproblem.rs:172:24
[INFO] [stderr]     |
[INFO] [stderr] 172 |                   panic!(format!("Unknown problem type for symbolic regression problem: {}",
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 173 | |                                problem_type))
[INFO] [stderr]     | |____________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 172 |                 panic!("Unknown problem type for symbolic regression problem: {}",
[INFO] [stderr] 173 |                                problem_type)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/revonet-25a6952810673f23)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test ga::test::test_blx_xover ... ok
[INFO] [stdout] test ga::test::test_arithmetic_xover ... ok
[INFO] [stdout] test ga::test::test_uniform_mutation ... ok
[INFO] [stdout] test ga::test::test_optimization_sphere ... ok
[INFO] [stdout] test math::tests::test_dot_units ... ok
[INFO] [stdout] test math::tests::test_dot_zeros ... ok
[INFO] [stdout] test ne::test::test_net_get_set ... ok
[INFO] [stdout] test ga::test::test_multi_optimization_sphere ... ok
[INFO] [stdout] test math::tests::test_dot_mv_zeros ... ok
[INFO] [stdout] test ga::test::test_gauss_mutation ... ok
[INFO] [stdout] test math::tests::test_var ... ok
[INFO] [stdout] test math::tests::test_dot_unequal_lengths - should panic ... ok
[INFO] [stdout] test neuro::test::test_linear_net ... ok
[INFO] [stdout] test neuro::test::test_linear_activation ... ok
[INFO] [stdout] test neproblem::test::test_symb_regression_problem ... ok
[INFO] [stdout] test neuro::test::test_bypass_net ... ok
[INFO] [stdout] test math::tests::test_dot_rand ... ok
[INFO] [stdout] test result::test::test_json_earesult ... FAILED
[INFO] [stdout] test settings::test::test_json ... FAILED
[INFO] [stdout] test result::test::test_earesult_mult ... FAILED
[INFO] [stdout] test result::test::test_json_earesult_mult ... FAILED
[INFO] [stdout] test neproblem::test::test_xor_problem ... ok
[INFO] [stdout] test neuro::test::test_sigmoid_activation ... ok
[INFO] [stdout] test math::tests::test_dot_mv_rand ... ok
[INFO] [stdout] test ne::test::test_symbolic_regression ... ok
[INFO] [stdout] test neuro::test::test_multilayer_net ... ok
[INFO] [stdout] test ea::test::test_tournament_selection ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- result::test::test_json_earesult stdout ----
[INFO] [stdout] Creating population of 10 individuals having size 5
[INFO] [stdout] > 0 : [1.5599029, 12.059483, 3.4819045, 2.2630827, 3.1582448, 0.74770314, 12.495278, 10.4785185, 8.401703, 4.7679987]
[INFO] [stdout]  Best fitness at generation 0 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 1 : [0.74770314, 1.0454276, 2.0289342, 2.2301974, 2.2630827, 1.850347, 0.86333954, 1.5341818, 1.5599029, 1.8568757]
[INFO] [stdout]  Best fitness at generation 1 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 2 : [0.74770314, 1.066663, 0.6473398, 0.74770314, 0.8703937, 0.6582109, 0.67499834, 0.8357605, 0.59125006, 0.74770314]
[INFO] [stdout]  Best fitness at generation 2 : 0.59125006
[INFO] [stdout] 
[INFO] [stdout] > 3 : [0.59125006, 0.73085785, 0.550482, 0.59125006, 0.6582109, 1.0286988, 0.43545517, 0.47265074, 0.4187661, 0.6521347]
[INFO] [stdout]  Best fitness at generation 3 : 0.4187661
[INFO] [stdout] 
[INFO] [stdout] > 4 : [0.4187661, 0.46293452, 0.47265074, 0.4707453, 0.43525225, 0.50984097, 0.47265074, 0.47265074, 0.46819255, 0.41123685]
[INFO] [stdout]  Best fitness at generation 4 : 0.41123685
[INFO] [stdout] 
[INFO] [stdout] > 5 : [0.41123685, 0.4282839, 0.42006746, 0.46528155, 0.47265074, 0.41028637, 0.451108, 0.47011724, 0.46046588, 0.45808318]
[INFO] [stdout]  Best fitness at generation 5 : 0.41028637
[INFO] [stdout] 
[INFO] [stdout] > 6 : [0.41028637, 0.41123685, 0.41123685, 0.36152965, 0.45394978, 0.43126568, 0.4637895, 0.45277882, 0.48308265, 0.46714154]
[INFO] [stdout]  Best fitness at generation 6 : 0.36152965
[INFO] [stdout] 
[INFO] [stdout] > 7 : [0.36152965, 0.3558775, 0.4619856, 0.48261672, 0.46693912, 0.32792008, 0.41123685, 0.40311798, 0.3611457, 0.41654158]
[INFO] [stdout]  Best fitness at generation 7 : 0.32792008
[INFO] [stdout] 
[INFO] [stdout] > 8 : [0.32792008, 0.3279476, 0.32792008, 0.33740416, 0.32876116, 0.34553817, 0.34800592, 0.3552489, 0.3275714, 0.33056673]
[INFO] [stdout]  Best fitness at generation 8 : 0.3275714
[INFO] [stdout] 
[INFO] [stdout] > 9 : [0.3275714, 0.30784836, 0.33579266, 0.053037677, 0.3252206, 0.41135275, 0.34387964, 0.36676782, 0.36220488, 0.31592405]
[INFO] [stdout]  Best fitness at generation 9 : 0.053037677
[INFO] [stdout] 
[INFO] [stdout] thread 'result::test::test_json_earesult' panicked at 'Can not open file: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:39:48
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x558124cd4340 - 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:     0x558124cd4340 - 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:     0x558124cd4340 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x558124cd4340 - <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:     0x558124cf743c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x558124cd1195 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x558124cd64ab - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x558124cd64ab - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x558124cd64ab - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x558124cd5fbc - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x558124cd6b74 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x558124cd6657 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x558124cd483c - 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:     0x558124cd65b9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x558124bf8651 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x558124bf8743 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x558124c10eb0 - core::result::Result<T,E>::expect::h3a225b2f862b8deb
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:997:23
[INFO] [stdout]   17:     0x558124c409a2 - revonet::Jsonable::to_json::ha01ddf3b17b5d969
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:39:24
[INFO] [stdout]   18:     0x558124c543ad - revonet::result::test::test_json_earesult::h35c783cdfbb51efd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/result.rs:168:9
[INFO] [stdout]   19:     0x558124c5427a - revonet::result::test::test_json_earesult::{{closure}}::hb7751515b306764d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/result.rs:157:5
[INFO] [stdout]   20:     0x558124c0e0ee - core::ops::function::FnOnce::call_once::h249cb6f973ebfbc5
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x558124c800a3 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   22:     0x558124c800a3 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   23:     0x558124c7eb60 - <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]   24:     0x558124c7eb60 - <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]   25:     0x558124c7eb60 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   26:     0x558124c7eb60 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   27:     0x558124c7eb60 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   28:     0x558124c7eb60 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   29:     0x558124c7eb60 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   30:     0x558124c58212 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   31:     0x558124c58212 - 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]   32:     0x558124c5bdc8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   33:     0x558124c5bdc8 - <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]   34:     0x558124c5bdc8 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   35:     0x558124c5bdc8 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   36:     0x558124c5bdc8 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   37:     0x558124c5bdc8 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   38:     0x558124c5bdc8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   39:     0x558124cdb697 - <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]   40:     0x558124cdb697 - <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]   41:     0x558124cdb697 - 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]   42:     0x7efcf216c609 - start_thread
[INFO] [stdout]   43:     0x7efcf1f3e293 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- settings::test::test_json stdout ----
[INFO] [stdout] thread 'settings::test::test_json' panicked at 'Can not open file: Os { code: 30, kind: Other, message: "Read-only file system" }', src/settings.rs:83:48
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x558124cd4340 - 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:     0x558124cd4340 - 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:     0x558124cd4340 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x558124cd4340 - <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:     0x558124cf743c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x558124cd1195 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x558124cd64ab - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x558124cd64ab - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x558124cd64ab - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x558124cd5fbc - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x558124cd6b74 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x558124cd6657 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x558124cd483c - 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:     0x558124cd65b9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x558124bf8651 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x558124bf8743 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x558124c10eb0 - core::result::Result<T,E>::expect::h3a225b2f862b8deb
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:997:23
[INFO] [stdout]   17:     0x558124c32e62 - revonet::settings::EASettings::to_json::h068bb3da213781f7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/settings.rs:83:24
[INFO] [stdout]   18:     0x558124c4e910 - revonet::settings::test::test_json::h0ee6c23766b82a4f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/settings.rs:125:9
[INFO] [stdout]   19:     0x558124c4e8ba - revonet::settings::test::test_json::{{closure}}::h6eb371ead3ff1b20
[INFO] [stdout]                                at /opt/rustwide/workdir/src/settings.rs:122:5
[INFO] [stdout]   20:     0x558124c0e41e - core::ops::function::FnOnce::call_once::h6c63e574082ae1d8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x558124c800a3 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   22:     0x558124c800a3 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   23:     0x558124c7eb60 - <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]   24:     0x558124c7eb60 - <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]   25:     0x558124c7eb60 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   26:     0x558124c7eb60 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   27:     0x558124c7eb60 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   28:     0x558124c7eb60 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   29:     0x558124c7eb60 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   30:     0x558124c58212 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   31:     0x558124c58212 - 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]   32:     0x558124c5bdc8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   33:     0x558124c5bdc8 - <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]   34:     0x558124c5bdc8 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   35:     0x558124c5bdc8 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   36:     0x558124c5bdc8 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   37:     0x558124c5bdc8 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   38:     0x558124c5bdc8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   39:     0x558124cdb697 - <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]   40:     0x558124cdb697 - <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]   41:     0x558124cdb697 - 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]   42:     0x7efcf216c609 - start_thread
[INFO] [stdout]   43:     0x7efcf1f3e293 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- result::test::test_earesult_mult stdout ----
[INFO] [stdout] Creating population of 10 individuals having size 5
[INFO] [stdout] > 0 : [1.5599029, 12.059483, 3.4819045, 2.2630827, 3.1582448, 0.74770314, 12.495278, 10.4785185, 8.401703, 4.7679987]
[INFO] [stdout]  Best fitness at generation 0 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 1 : [0.74770314, 1.0524365, 1.9852246, 2.2630827, 2.2647698, 1.591692, 0.86333954, 1.5599029, 1.4248712, 1.848776]
[INFO] [stdout]  Best fitness at generation 1 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 2 : [0.74770314, 0.8514338, 1.6450038, 1.358471, 0.7453837, 1.3375299, 1.3453851, 1.6860567, 0.80174655, 0.7466584]
[INFO] [stdout]  Best fitness at generation 2 : 0.7453837
[INFO] [stdout] 
[INFO] [stdout] > 3 : [0.7453837, 0.8274695, 0.7628897, 0.78176874, 0.7351097, 0.91270757, 0.79545516, 0.7453837, 0.78541034, 0.80174655]
[INFO] [stdout]  Best fitness at generation 3 : 0.7351097
[INFO] [stdout] 
[INFO] [stdout] > 4 : [0.7351097, 0.90532595, 0.80918443, 0.7832038, 0.65949273, 0.71133083, 0.713607, 0.74795336, 0.7453837, 0.79973114]
[INFO] [stdout]  Best fitness at generation 4 : 0.65949273
[INFO] [stdout] 
[INFO] [stdout] > 5 : [0.65949273, 0.6625162, 0.62690306, 0.6815061, 0.713607, 0.7263099, 0.631924, 0.6414434, 0.6596566, 0.7113617]
[INFO] [stdout]  Best fitness at generation 5 : 0.62690306
[INFO] [stdout] 
[INFO] [stdout] > 6 : [0.62690306, 0.60961974, 0.67874223, 0.6414434, 0.6414434, 0.6624097, 0.6560666, 0.47643232, 0.6630716, 0.51812416]
[INFO] [stdout]  Best fitness at generation 6 : 0.47643232
[INFO] [stdout] 
[INFO] [stdout] > 7 : [0.47643232, 0.6099114, 0.4523412, 0.56399834, 0.5138697, 0.4838736, 0.544633, 0.6101619, 0.9700854, 0.6082109]
[INFO] [stdout]  Best fitness at generation 7 : 0.4523412
[INFO] [stdout] 
[INFO] [stdout] > 8 : [0.4523412, 0.61503863, 0.34154037, 0.54568416, 0.5726835, 0.54782134, 0.47096702, 0.5661744, 0.507714, 0.5416435]
[INFO] [stdout]  Best fitness at generation 8 : 0.34154037
[INFO] [stdout] 
[INFO] [stdout] > 9 : [0.34154037, 0.48031402, 0.34092054, 0.530092, 0.4784584, 0.37644488, 0.48365617, 0.63496137, 0.507714, 0.42333338]
[INFO] [stdout]  Best fitness at generation 9 : 0.34092054
[INFO] [stdout] 
[INFO] [stdout] Creating population of 10 individuals having size 5
[INFO] [stdout] > 0 : [1.5599029, 12.059483, 3.4819045, 2.2630827, 3.1582448, 0.74770314, 12.495278, 10.4785185, 8.401703, 4.7679987]
[INFO] [stdout]  Best fitness at generation 0 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 1 : [0.74770314, 1.0582206, 2.0331514, 2.2630827, 2.2631228, 1.6376588, 0.8912517, 1.5328792, 1.7125871, 1.7429767]
[INFO] [stdout]  Best fitness at generation 1 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 2 : [0.74770314, 1.0501875, 1.3600061, 0.72477776, 0.7903927, 0.74770314, 0.757382, 1.5328792, 1.7125871, 0.7248656]
[INFO] [stdout]  Best fitness at generation 2 : 0.72477776
[INFO] [stdout] 
[INFO] [stdout] > 3 : [0.72477776, 0.7521578, 0.97015566, 0.76300293, 0.74770314, 0.79205257, 1.1182127, 0.74770314, 1.046751, 0.73853904]
[INFO] [stdout]  Best fitness at generation 3 : 0.72477776
[INFO] [stdout] 
[INFO] [stdout] > 4 : [0.72477776, 0.91458184, 0.6291384, 0.6873736, 0.7633948, 0.81869084, 0.7186824, 0.6644973, 0.7681151, 0.7148712]
[INFO] [stdout]  Best fitness at generation 4 : 0.6291384
[INFO] [stdout] 
[INFO] [stdout] > 5 : [0.6291384, 0.6972204, 0.6184845, 0.7414042, 0.6798097, 0.7063678, 0.71336454, 0.6644973, 0.6644973, 0.7026073]
[INFO] [stdout]  Best fitness at generation 5 : 0.6184845
[INFO] [stdout] 
[INFO] [stdout] > 6 : [0.6184845, 0.6184845, 0.62040156, 0.62845373, 0.7396789, 0.6184845, 0.7334631, 0.55993766, 0.6291384, 0.65436107]
[INFO] [stdout]  Best fitness at generation 6 : 0.55993766
[INFO] [stdout] 
[INFO] [stdout] > 7 : [0.55993766, 0.5576433, 0.55993766, 0.50810844, 0.5847595, 0.6645776, 0.61155266, 0.6767205, 0.59840053, 0.513153]
[INFO] [stdout]  Best fitness at generation 7 : 0.50810844
[INFO] [stdout] 
[INFO] [stdout] > 8 : [0.50810844, 0.5802289, 0.6865432, 0.4489652, 0.5374879, 0.4695642, 0.59840053, 0.5702633, 0.50810844, 0.8633659]
[INFO] [stdout]  Best fitness at generation 8 : 0.4489652
[INFO] [stdout] 
[INFO] [stdout] > 9 : [0.4489652, 0.49367744, 0.37678134, 0.5338927, 0.36235878, 0.4300977, 0.7192808, 0.55195147, 0.51666033, 0.38179666]
[INFO] [stdout]  Best fitness at generation 9 : 0.36235878
[INFO] [stdout] 
[INFO] [stdout] Creating population of 10 individuals having size 5
[INFO] [stdout] > 0 : [1.5599029, 12.059483, 3.4819045, 2.2630827, 3.1582448, 0.74770314, 12.495278, 10.4785185, 8.401703, 4.7679987]
[INFO] [stdout]  Best fitness at generation 0 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 1 : [0.74770314, 2.2752142, 3.3745468, 2.3590727, 1.5341818, 0.4501082, 0.97084653, 3.6853342, 1.0351856, 1.9316969]
[INFO] [stdout]  Best fitness at generation 1 : 0.4501082
[INFO] [stdout] 
[INFO] [stdout] > 2 : [0.4501082, 0.9178323, 0.74770314, 1.5341818, 1.0351856, 0.74770314, 1.0119976, 0.92498595, 0.72674733, 1.0906531]
[INFO] [stdout]  Best fitness at generation 2 : 0.4501082
[INFO] [stdout] 
[INFO] [stdout] > 3 : [0.4501082, 0.53218204, 0.7217596, 0.4501082, 0.72674733, 0.47138628, 0.74770314, 0.7501718, 0.7228032, 0.72674733]
[INFO] [stdout]  Best fitness at generation 3 : 0.4501082
[INFO] [stdout] 
[INFO] [stdout] > 4 : [0.4501082, 0.5515645, 0.4823512, 0.599699, 0.4952038, 0.40291774, 0.36944273, 0.4566263, 0.45586693, 0.46989876]
[INFO] [stdout]  Best fitness at generation 4 : 0.36944273
[INFO] [stdout] 
[INFO] [stdout] > 5 : [0.36944273, 0.50220895, 0.45168585, 0.47187665, 0.5529045, 0.44465888, 0.43682837, 0.40291774, 0.4490291, 0.40332416]
[INFO] [stdout]  Best fitness at generation 5 : 0.36944273
[INFO] [stdout] 
[INFO] [stdout] > 6 : [0.36944273, 0.37038556, 0.50157887, 0.5498947, 0.40728405, 0.37713334, 0.37064886, 0.3844217, 0.36944273, 0.40338588]
[INFO] [stdout]  Best fitness at generation 6 : 0.36944273
[INFO] [stdout] 
[INFO] [stdout] > 7 : [0.36944273, 0.37463644, 0.19601606, 0.38971418, 0.4791005, 0.3708511, 0.3699488, 0.37587902, 0.3713883, 0.30370662]
[INFO] [stdout]  Best fitness at generation 7 : 0.19601606
[INFO] [stdout] 
[INFO] [stdout] > 8 : [0.19601606, 0.44352153, 0.29881677, 0.2570897, 0.19601606, 0.33363056, 0.33047357, 0.23539487, 0.3222844, 0.3823386]
[INFO] [stdout]  Best fitness at generation 8 : 0.19601606
[INFO] [stdout] 
[INFO] [stdout] > 9 : [0.19601606, 0.2586049, 0.30792144, 0.22790442, 0.29881677, 0.32148302, 0.2268767, 0.30056235, 0.29922384, 0.26473135]
[INFO] [stdout]  Best fitness at generation 9 : 0.19601606
[INFO] [stdout] 
[INFO] [stdout] thread 'result::test::test_earesult_mult' panicked at 'Can not open file: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:39:48
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x558124cd4340 - 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:     0x558124cd4340 - 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:     0x558124cd4340 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x558124cd4340 - <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:     0x558124cf743c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x558124cd1195 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x558124cd64ab - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x558124cd64ab - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x558124cd64ab - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x558124cd5fbc - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x558124cd6b74 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x558124cd6657 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x558124cd483c - 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:     0x558124cd65b9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x558124bf8651 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x558124bf8743 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x558124c10eb0 - core::result::Result<T,E>::expect::h3a225b2f862b8deb
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:997:23
[INFO] [stdout]   17:     0x558124c40812 - revonet::Jsonable::to_json::h845e545103b08af1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:39:24
[INFO] [stdout]   18:     0x558124c54cfc - revonet::result::test::test_earesult_mult::h077aaaa4d3bc7160
[INFO] [stdout]                                at /opt/rustwide/workdir/src/result.rs:228:9
[INFO] [stdout]   19:     0x558124c54b6a - revonet::result::test::test_earesult_mult::{{closure}}::hbe9451458237104a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/result.rs:212:5
[INFO] [stdout]   20:     0x558124c0df3e - core::ops::function::FnOnce::call_once::h0567779f1f63dcb2
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x558124c800a3 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   22:     0x558124c800a3 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   23:     0x558124c7eb60 - <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]   24:     0x558124c7eb60 - <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]   25:     0x558124c7eb60 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   26:     0x558124c7eb60 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   27:     0x558124c7eb60 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   28:     0x558124c7eb60 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   29:     0x558124c7eb60 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   30:     0x558124c58212 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   31:     0x558124c58212 - 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]   32:     0x558124c5bdc8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   33:     0x558124c5bdc8 - <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]   34:     0x558124c5bdc8 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   35:     0x558124c5bdc8 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   36:     0x558124c5bdc8 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   37:     0x558124c5bdc8 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   38:     0x558124c5bdc8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   39:     0x558124cdb697 - <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]   40:     0x558124cdb697 - <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]   41:     0x558124cdb697 - 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]   42:     0x7efcf216c609 - start_thread
[INFO] [stdout]   43:     0x7efcf1f3e293 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- result::test::test_json_earesult_mult stdout ----
[INFO] [stdout] Creating population of 10 individuals having size 5
[INFO] [stdout] > 0 : [1.5599029, 12.059483, 3.4819045, 2.2630827, 3.1582448, 0.74770314, 12.495278, 10.4785185, 8.401703, 4.7679987]
[INFO] [stdout]  Best fitness at generation 0 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 1 : [0.74770314, 1.0454276, 2.0434375, 2.2630827, 2.1873357, 1.591692, 0.8049782, 1.5668963, 1.5558722, 1.8409678]
[INFO] [stdout]  Best fitness at generation 1 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 2 : [0.74770314, 1.1543494, 0.9080374, 0.85184395, 0.757382, 0.8049782, 0.78046525, 0.74770314, 0.8507696, 1.3875792]
[INFO] [stdout]  Best fitness at generation 2 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 3 : [0.74770314, 1.1796422, 1.010468, 1.0639513, 0.74770314, 1.0119785, 0.70785344, 0.94617, 0.7182085, 0.76845115]
[INFO] [stdout]  Best fitness at generation 3 : 0.70785344
[INFO] [stdout] 
[INFO] [stdout] > 4 : [0.70785344, 0.75597155, 0.8054126, 0.8132504, 0.61698055, 0.7182085, 0.935508, 0.7668587, 0.74748015, 0.85073006]
[INFO] [stdout]  Best fitness at generation 4 : 0.61698055
[INFO] [stdout] 
[INFO] [stdout] > 5 : [0.61698055, 0.6352633, 0.72159785, 0.70785344, 0.9542784, 0.6685171, 0.7854034, 0.7276526, 0.7535978, 0.5558919]
[INFO] [stdout]  Best fitness at generation 5 : 0.5558919
[INFO] [stdout] 
[INFO] [stdout] > 6 : [0.5558919, 0.44425255, 0.6041554, 0.5791365, 0.5305267, 0.4353731, 0.40263903, 0.5558919, 0.5295001, 0.580786]
[INFO] [stdout]  Best fitness at generation 6 : 0.40263903
[INFO] [stdout] 
[INFO] [stdout] > 7 : [0.40263903, 0.42919824, 0.44836423, 0.52928025, 0.5337997, 0.5684011, 0.5633743, 0.54267436, 0.47809085, 0.55247796]
[INFO] [stdout]  Best fitness at generation 7 : 0.40263903
[INFO] [stdout] 
[INFO] [stdout] > 8 : [0.40263903, 0.37306362, 0.1737883, 0.7108736, 0.44571033, 0.43779355, 0.42919824, 0.42919824, 0.49142668, 0.42919824]
[INFO] [stdout]  Best fitness at generation 8 : 0.1737883
[INFO] [stdout] 
[INFO] [stdout] > 9 : [0.1737883, 0.42919824, 0.43771902, 0.3682575, 0.39320436, 0.34887758, 0.38628852, 0.42760277, 0.42808875, 0.42426053]
[INFO] [stdout]  Best fitness at generation 9 : 0.1737883
[INFO] [stdout] 
[INFO] [stdout] Creating population of 10 individuals having size 5
[INFO] [stdout] > 0 : [1.5599029, 12.059483, 3.4819045, 2.2630827, 3.1582448, 0.74770314, 12.495278, 10.4785185, 8.401703, 4.7679987]
[INFO] [stdout]  Best fitness at generation 0 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 1 : [0.74770314, 2.2630827, 3.5120435, 1.1380353, 1.77993, 1.590044, 0.86333954, 1.7193394, 1.5778856, 1.8319021]
[INFO] [stdout]  Best fitness at generation 1 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 2 : [0.74770314, 0.74770314, 0.74770314, 0.5837334, 0.49223444, 1.1649959, 1.2414397, 0.82184017, 0.91791743, 1.094145]
[INFO] [stdout]  Best fitness at generation 2 : 0.49223444
[INFO] [stdout] 
[INFO] [stdout] > 3 : [0.49223444, 0.61211824, 0.7878335, 0.8006955, 0.74770314, 0.7300678, 0.7941024, 0.91791743, 0.47873244, 0.7691106]
[INFO] [stdout]  Best fitness at generation 3 : 0.47873244
[INFO] [stdout] 
[INFO] [stdout] > 4 : [0.47873244, 0.66739917, 0.7878335, 0.47873244, 0.43992025, 0.92480487, 0.7413321, 0.47873244, 0.68753594, 0.54723823]
[INFO] [stdout]  Best fitness at generation 4 : 0.43992025
[INFO] [stdout] 
[INFO] [stdout] > 5 : [0.43992025, 0.72861314, 0.44197938, 0.46606794, 0.45647877, 0.52815086, 0.4779368, 0.48287523, 0.47731134, 0.6217628]
[INFO] [stdout]  Best fitness at generation 5 : 0.43992025
[INFO] [stdout] 
[INFO] [stdout] > 6 : [0.43992025, 0.42077774, 0.43992025, 0.5749889, 0.53812796, 0.46695444, 0.43178034, 0.44901964, 0.4556024, 0.43992025]
[INFO] [stdout]  Best fitness at generation 6 : 0.42077774
[INFO] [stdout] 
[INFO] [stdout] > 7 : [0.42077774, 0.48796892, 0.43992025, 0.38031048, 0.39191797, 0.43992025, 0.51326746, 0.41421717, 0.45749983, 0.4119559]
[INFO] [stdout]  Best fitness at generation 7 : 0.38031048
[INFO] [stdout] 
[INFO] [stdout] > 8 : [0.38031048, 0.4245444, 0.3888418, 0.63260126, 0.5985333, 0.3722139, 0.449886, 0.40208605, 0.36892858, 0.52870864]
[INFO] [stdout]  Best fitness at generation 8 : 0.36892858
[INFO] [stdout] 
[INFO] [stdout] > 9 : [0.36892858, 0.38031048, 0.38816658, 0.36831635, 0.43187037, 0.44776648, 0.28274003, 0.36892858, 0.35778564, 0.36892858]
[INFO] [stdout]  Best fitness at generation 9 : 0.28274003
[INFO] [stdout] 
[INFO] [stdout] Creating population of 10 individuals having size 5
[INFO] [stdout] > 0 : [1.5599029, 12.059483, 3.4819045, 2.2630827, 3.1582448, 0.74770314, 12.495278, 10.4785185, 8.401703, 4.7679987]
[INFO] [stdout]  Best fitness at generation 0 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 1 : [0.74770314, 1.0347462, 1.9887471, 2.2535975, 2.2630827, 1.591692, 0.88071424, 1.5599029, 1.3516673, 1.7815324]
[INFO] [stdout]  Best fitness at generation 1 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 2 : [0.74770314, 0.74770314, 0.8050831, 1.4052067, 1.4240772, 1.3483276, 0.7949731, 0.9281286, 0.9742672, 0.7914552]
[INFO] [stdout]  Best fitness at generation 2 : 0.74770314
[INFO] [stdout] 
[INFO] [stdout] > 3 : [0.74770314, 0.72895217, 0.8342329, 0.85041434, 0.74909776, 0.8106182, 0.74770314, 0.8654452, 0.7874734, 0.7156659]
[INFO] [stdout]  Best fitness at generation 3 : 0.7156659
[INFO] [stdout] 
[INFO] [stdout] > 4 : [0.7156659, 0.7160121, 0.6879256, 0.65853626, 0.6770206, 0.72895217, 0.7070197, 0.962355, 0.7573807, 0.74770314]
[INFO] [stdout]  Best fitness at generation 4 : 0.65853626
[INFO] [stdout] 
[INFO] [stdout] > 5 : [0.65853626, 0.7040383, 0.60615337, 0.64606434, 0.69250435, 0.6978256, 0.7669851, 0.6747937, 0.673319, 0.6061526]
[INFO] [stdout]  Best fitness at generation 5 : 0.6061526
[INFO] [stdout] 
[INFO] [stdout] > 6 : [0.6061526, 0.6005712, 0.58942544, 0.59599537, 0.64606434, 0.6466497, 0.639872, 0.6823073, 0.677237, 0.7245549]
[INFO] [stdout]  Best fitness at generation 6 : 0.58942544
[INFO] [stdout] 
[INFO] [stdout] > 7 : [0.58942544, 0.59599537, 0.6005712, 0.62401843, 0.5846565, 0.87978834, 0.60206586, 0.58942544, 0.59599537, 0.634284]
[INFO] [stdout]  Best fitness at generation 7 : 0.5846565
[INFO] [stdout] 
[INFO] [stdout] > 8 : [0.5846565, 0.5841788, 0.529966, 0.5746274, 0.59802514, 0.58942544, 0.5827473, 0.5894153, 0.57239664, 0.60043216]
[INFO] [stdout]  Best fitness at generation 8 : 0.529966
[INFO] [stdout] 
[INFO] [stdout] > 9 : [0.529966, 0.5926655, 0.5836975, 0.5841788, 0.5827473, 0.49038717, 0.58633256, 1.0679002, 0.50744295, 0.57239664]
[INFO] [stdout]  Best fitness at generation 9 : 0.49038717
[INFO] [stdout] 
[INFO] [stdout] thread 'result::test::test_json_earesult_mult' panicked at 'Can not open file: Os { code: 30, kind: Other, message: "Read-only file system" }', src/lib.rs:39:48
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x558124cd4340 - 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:     0x558124cd4340 - 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:     0x558124cd4340 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x558124cd4340 - <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:     0x558124cf743c - core::fmt::write::h306731c068f7162c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stdout]    5:     0x558124cd1195 - std::io::Write::write_fmt::h87f19b0a2cd190bc
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stdout]    6:     0x558124cd64ab - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x558124cd64ab - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x558124cd64ab - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x558124cd5fbc - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x558124cd6b74 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x558124cd6657 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x558124cd483c - 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:     0x558124cd65b9 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x558124bf8651 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x558124bf8743 - core::result::unwrap_failed::h6160d2b4bfbb0e87
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:1355:5
[INFO] [stdout]   16:     0x558124c10eb0 - core::result::Result<T,E>::expect::h3a225b2f862b8deb
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/result.rs:997:23
[INFO] [stdout]   17:     0x558124c40812 - revonet::Jsonable::to_json::h845e545103b08af1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:39:24
[INFO] [stdout]   18:     0x558124c5466e - revonet::result::test::test_json_earesult_mult::h873e66eb974e9ad2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/result.rs:194:9
[INFO] [stdout]   19:     0x558124c5452a - revonet::result::test::test_json_earesult_mult::{{closure}}::h208bfed96a28be0f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/result.rs:178:5
[INFO] [stdout]   20:     0x558124c0e5de - core::ops::function::FnOnce::call_once::hba1e746cad97f361
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x558124c800a3 - core::ops::function::FnOnce::call_once::h152e7e439ff59e19
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   22:     0x558124c800a3 - test::__rust_begin_short_backtrace::h0908f3b1fdbb72ab
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:577:5
[INFO] [stdout]   23:     0x558124c7eb60 - <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]   24:     0x558124c7eb60 - <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]   25:     0x558124c7eb60 - std::panicking::try::do_call::hd36aef60f84b6d36
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   26:     0x558124c7eb60 - std::panicking::try::h9932b4480e69817c
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   27:     0x558124c7eb60 - std::panic::catch_unwind::h6aa177099cfff5f8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   28:     0x558124c7eb60 - test::run_test_in_process::h5884d6f2d99e20c3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:600:18
[INFO] [stdout]   29:     0x558124c7eb60 - test::run_test::run_test_inner::{{closure}}::h6fdc58c6d5f5b6e3
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:492:39
[INFO] [stdout]   30:     0x558124c58212 - test::run_test::run_test_inner::{{closure}}::h408365d67a78ade8
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/test/src/lib.rs:519:37
[INFO] [stdout]   31:     0x558124c58212 - 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]   32:     0x558124c5bdc8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf2e7831dad93c597
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:481:17
[INFO] [stdout]   33:     0x558124c5bdc8 - <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]   34:     0x558124c5bdc8 - std::panicking::try::do_call::h062597b7acfd6b82
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stdout]   35:     0x558124c5bdc8 - std::panicking::try::h0d7b79db04c14552
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stdout]   36:     0x558124c5bdc8 - std::panic::catch_unwind::hb01a0b5e7c8cd43b
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stdout]   37:     0x558124c5bdc8 - std::thread::Builder::spawn_unchecked::{{closure}}::h5bde48cc887e0d1e
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/thread/mod.rs:480:30
[INFO] [stdout]   38:     0x558124c5bdc8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h745ea30807a29e55
[INFO] [stdout]                                at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   39:     0x558124cdb697 - <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]   40:     0x558124cdb697 - <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]   41:     0x558124cdb697 - 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]   42:     0x7efcf216c609 - start_thread
[INFO] [stdout]   43:     0x7efcf1f3e293 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     result::test::test_earesult_mult
[INFO] [stdout]     result::test::test_json_earesult
[INFO] [stdout]     result::test::test_json_earesult_mult
[INFO] [stdout]     settings::test::test_json
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 23 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "a9ca6560a66d1902f9a0981620e79448069e843f3d573e73c0f307eb4333eab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ca6560a66d1902f9a0981620e79448069e843f3d573e73c0f307eb4333eab3", kill_on_drop: false }`
[INFO] [stdout] a9ca6560a66d1902f9a0981620e79448069e843f3d573e73c0f307eb4333eab3
