[INFO] fetching crate random-world 0.3.0...
[INFO] testing random-world-0.3.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate random-world 0.3.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate random-world 0.3.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate random-world 0.3.0
[INFO] finished tweaking crates.io crate random-world 0.3.0
[INFO] tweaked toml for crates.io crate random-world 0.3.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 670e259b4898ee2348a2158f635370f06fcf9128f65512f33bc14bcb90fc44e2
[INFO] running `Command { std: "docker" "start" "-a" "670e259b4898ee2348a2158f635370f06fcf9128f65512f33bc14bcb90fc44e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "670e259b4898ee2348a2158f635370f06fcf9128f65512f33bc14bcb90fc44e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "670e259b4898ee2348a2158f635370f06fcf9128f65512f33bc14bcb90fc44e2", kill_on_drop: false }`
[INFO] [stdout] 670e259b4898ee2348a2158f635370f06fcf9128f65512f33bc14bcb90fc44e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 853a53aa813772498d738a60565ec6ebeb4338f579db492bc0d77aa71de5cce8
[INFO] running `Command { std: "docker" "start" "-a" "853a53aa813772498d738a60565ec6ebeb4338f579db492bc0d77aa71de5cce8", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling ndarray v0.10.14
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling quadrature v0.1.2
[INFO] [stderr]    Compiling lazysort v0.2.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling itertools v0.6.5
[INFO] [stderr]    Compiling extprim v1.7.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling statrs v0.9.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling rulinalg v0.3.7
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling ordered-float v0.5.2
[INFO] [stderr]    Compiling rusty-machine v0.5.4
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling pcg_rand v0.7.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling random-world v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:72:1
[INFO] [stdout]    |
[INFO] [stdout] 72 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:13:75
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn load_data(fname: &str) -> Result<(Array2<f64>, Array1<usize>), Box<Error>> {
[INFO] [stdout]    |                                                                           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 - pub fn load_data(fname: &str) -> Result<(Array2<f64>, Array1<usize>), Box<Error>> {
[INFO] [stdout] 13 + pub fn load_data(fname: &str) -> Result<(Array2<f64>, Array1<usize>), Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:61:41
[INFO] [stdout]    |
[INFO] [stdout] 61 |         append: bool) -> Result<(), Box<Error>> where T: Display {
[INFO] [stdout]    |                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 -         append: bool) -> Result<(), Box<Error>> where T: Display {
[INFO] [stdout] 61 +         append: bool) -> Result<(), Box<dyn Error>> where T: Display {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:88:61
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn load_pvalues(fname: &str) -> Result<Array2<f64>, Box<Error>> {
[INFO] [stdout]    |                                                             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 88 - pub fn load_pvalues(fname: &str) -> Result<Array2<f64>, Box<Error>> {
[INFO] [stdout] 88 + pub fn load_pvalues(fname: &str) -> Result<Array2<f64>, Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/exchangeability/martingales.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |     update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 -     update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout] 24 +     update_function: Box<dyn Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/exchangeability/martingales.rs:140:47
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn from_function(update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 140 -     pub fn from_function(update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout] 140 +     pub fn from_function(update_function: Box<dyn Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/icp-predict.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/martingales.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/cp-predict.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seed`
[INFO] [stdout]   --> src/bin/icp-predict.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let seed = match args.flag_seed {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_seed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_seed`
[INFO] [stdout]   --> src/bin/martingales.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     flag_seed: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_kernel`
[INFO] [stdout]   --> src/bin/icp-predict.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     flag_kernel: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_bandwidth`
[INFO] [stdout]   --> src/bin/icp-predict.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_kernel`
[INFO] [stdout]   --> src/bin/cp-predict.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     flag_kernel: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_bandwidth`
[INFO] [stdout]   --> src/bin/cp-predict.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.55s
[INFO] running `Command { std: "docker" "inspect" "853a53aa813772498d738a60565ec6ebeb4338f579db492bc0d77aa71de5cce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "853a53aa813772498d738a60565ec6ebeb4338f579db492bc0d77aa71de5cce8", kill_on_drop: false }`
[INFO] [stdout] 853a53aa813772498d738a60565ec6ebeb4338f579db492bc0d77aa71de5cce8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0614fc37fb4996ed2c81521905dc7168d7a028166c6b56e06c37701a713dcd95
[INFO] running `Command { std: "docker" "start" "-a" "0614fc37fb4996ed2c81521905dc7168d7a028166c6b56e06c37701a713dcd95", 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] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:72:1
[INFO] [stdout]    |
[INFO] [stdout] 72 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:13:75
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn load_data(fname: &str) -> Result<(Array2<f64>, Array1<usize>), Box<Error>> {
[INFO] [stdout]    |                                                                           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 - pub fn load_data(fname: &str) -> Result<(Array2<f64>, Array1<usize>), Box<Error>> {
[INFO] [stdout] 13 + pub fn load_data(fname: &str) -> Result<(Array2<f64>, Array1<usize>), Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:61:41
[INFO] [stdout]    |
[INFO] [stdout] 61 |         append: bool) -> Result<(), Box<Error>> where T: Display {
[INFO] [stdout]    |                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 -         append: bool) -> Result<(), Box<Error>> where T: Display {
[INFO] [stdout] 61 +         append: bool) -> Result<(), Box<dyn Error>> where T: Display {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:88:61
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn load_pvalues(fname: &str) -> Result<Array2<f64>, Box<Error>> {
[INFO] [stdout]    |                                                             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 88 - pub fn load_pvalues(fname: &str) -> Result<Array2<f64>, Box<Error>> {
[INFO] [stdout] 88 + pub fn load_pvalues(fname: &str) -> Result<Array2<f64>, Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/exchangeability/martingales.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |     update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 -     update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout] 24 +     update_function: Box<dyn Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling random-world v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/exchangeability/martingales.rs:140:47
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn from_function(update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 140 -     pub fn from_function(update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout] 140 +     pub fn from_function(update_function: Box<dyn Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/icp-predict.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seed`
[INFO] [stdout]   --> src/bin/icp-predict.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let seed = match args.flag_seed {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_seed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_kernel`
[INFO] [stdout]   --> src/bin/icp-predict.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     flag_kernel: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_bandwidth`
[INFO] [stdout]   --> src/bin/icp-predict.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/cp-predict.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_kernel`
[INFO] [stdout]   --> src/bin/cp-predict.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     flag_kernel: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_bandwidth`
[INFO] [stdout]   --> src/bin/cp-predict.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/martingales.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_seed`
[INFO] [stdout]   --> src/bin/martingales.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     flag_seed: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/martingales.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/icp-predict.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:13:75
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn load_data(fname: &str) -> Result<(Array2<f64>, Array1<usize>), Box<Error>> {
[INFO] [stdout]    |                                                                           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 - pub fn load_data(fname: &str) -> Result<(Array2<f64>, Array1<usize>), Box<Error>> {
[INFO] [stdout] 13 + pub fn load_data(fname: &str) -> Result<(Array2<f64>, Array1<usize>), Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:61:41
[INFO] [stdout]    |
[INFO] [stdout] 61 |         append: bool) -> Result<(), Box<Error>> where T: Display {
[INFO] [stdout]    |                                         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 61 -         append: bool) -> Result<(), Box<Error>> where T: Display {
[INFO] [stdout] 61 +         append: bool) -> Result<(), Box<dyn Error>> where T: Display {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/utils.rs:88:61
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn load_pvalues(fname: &str) -> Result<Array2<f64>, Box<Error>> {
[INFO] [stdout]    |                                                             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 88 - pub fn load_pvalues(fname: &str) -> Result<Array2<f64>, Box<Error>> {
[INFO] [stdout] 88 + pub fn load_pvalues(fname: &str) -> Result<Array2<f64>, Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/exchangeability/martingales.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |     update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 -     update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout] 24 +     update_function: Box<dyn Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/exchangeability/martingales.rs:140:47
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn from_function(update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 140 -     pub fn from_function(update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout] 140 +     pub fn from_function(update_function: Box<dyn Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/bin/cp-predict.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seed`
[INFO] [stdout]   --> src/bin/icp-predict.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let seed = match args.flag_seed {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_seed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_seed`
[INFO] [stdout]   --> src/bin/martingales.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     flag_seed: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_kernel`
[INFO] [stdout]   --> src/bin/icp-predict.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     flag_kernel: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_bandwidth`
[INFO] [stdout]   --> src/bin/icp-predict.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_kernel`
[INFO] [stdout]   --> src/bin/cp-predict.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     flag_kernel: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `flag_bandwidth`
[INFO] [stdout]   --> src/bin/cp-predict.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/random_world-b5831124be504f7a)
[INFO] [stderr]   Executable unittests src/bin/cp-predict.rs (/opt/rustwide/target/debug/deps/cp_predict-9a444ee0f74e1cdf)
[INFO] [stderr]   Executable unittests src/bin/icp-predict.rs (/opt/rustwide/target/debug/deps/icp_predict-4ebb9cca34fbd867)
[INFO] [stderr]   Executable unittests src/bin/martingales.rs (/opt/rustwide/target/debug/deps/martingales-bf751b536bc0167d)
[INFO] [stderr]   Executable tests/cp.rs (/opt/rustwide/target/debug/deps/cp-1762d7ec9f3446ad)
[INFO] [stderr]   Executable tests/icp.rs (/opt/rustwide/target/debug/deps/icp-b96fc216f022bd22)
[INFO] running `Command { std: "docker" "inspect" "0614fc37fb4996ed2c81521905dc7168d7a028166c6b56e06c37701a713dcd95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0614fc37fb4996ed2c81521905dc7168d7a028166c6b56e06c37701a713dcd95", kill_on_drop: false }`
[INFO] [stdout] 0614fc37fb4996ed2c81521905dc7168d7a028166c6b56e06c37701a713dcd95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bd484f4f492ce3f5a296d3be31227a3f3fd8f7719afa1c30cea1550c1fbdfde8
[INFO] running `Command { std: "docker" "start" "-a" "bd484f4f492ce3f5a296d3be31227a3f3fd8f7719afa1c30cea1550c1fbdfde8", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:72:1
[INFO] [stderr]    |
[INFO] [stderr] 72 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:13:75
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn load_data(fname: &str) -> Result<(Array2<f64>, Array1<usize>), Box<Error>> {
[INFO] [stderr]    |                                                                           ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 13 - pub fn load_data(fname: &str) -> Result<(Array2<f64>, Array1<usize>), Box<Error>> {
[INFO] [stderr] 13 + pub fn load_data(fname: &str) -> Result<(Array2<f64>, Array1<usize>), Box<dyn Error>> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:61:41
[INFO] [stderr]    |
[INFO] [stderr] 61 |         append: bool) -> Result<(), Box<Error>> where T: Display {
[INFO] [stderr]    |                                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 61 -         append: bool) -> Result<(), Box<Error>> where T: Display {
[INFO] [stderr] 61 +         append: bool) -> Result<(), Box<dyn Error>> where T: Display {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:88:61
[INFO] [stderr]    |
[INFO] [stderr] 88 | pub fn load_pvalues(fname: &str) -> Result<Array2<f64>, Box<Error>> {
[INFO] [stderr]    |                                                             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 88 - pub fn load_pvalues(fname: &str) -> Result<Array2<f64>, Box<Error>> {
[INFO] [stderr] 88 + pub fn load_pvalues(fname: &str) -> Result<Array2<f64>, Box<dyn Error>> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/exchangeability/martingales.rs:24:26
[INFO] [stderr]    |
[INFO] [stderr] 24 |     update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 24 -     update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stderr] 24 +     update_function: Box<dyn Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/exchangeability/martingales.rs:140:47
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn from_function(update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 140 -     pub fn from_function(update_function: Box<Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stderr] 140 +     pub fn from_function(update_function: Box<dyn Fn(f64, &Option<Vec<f64>>) -> f64>,
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `random-world` (lib) generated 6 warnings
[INFO] [stderr] warning: `random-world` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/bin/icp-predict.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `seed`
[INFO] [stderr]   --> src/bin/icp-predict.rs:84:13
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let seed = match args.flag_seed {
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_seed`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `flag_kernel`
[INFO] [stderr]   --> src/bin/icp-predict.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     flag_kernel: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `flag_bandwidth`
[INFO] [stderr]   --> src/bin/icp-predict.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/bin/cp-predict.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `flag_kernel`
[INFO] [stderr]   --> src/bin/cp-predict.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     flag_kernel: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `flag_bandwidth`
[INFO] [stderr]   --> src/bin/cp-predict.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/bin/martingales.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `flag_seed`
[INFO] [stderr]   --> src/bin/martingales.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     flag_seed: Option<u64>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `random-world` (bin "icp-predict" test) generated 4 warnings
[INFO] [stderr] warning: `random-world` (bin "cp-predict") generated 3 warnings
[INFO] [stderr] warning: `random-world` (bin "cp-predict" test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: `random-world` (bin "martingales" test) generated 2 warnings
[INFO] [stderr] warning: `random-world` (bin "icp-predict") generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: `random-world` (bin "martingales") generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/random_world-b5831124be504f7a)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test exchangeability::martingales::tests::kde_silverman ... ok
[INFO] [stdout] test exchangeability::martingales::tests::kde_bandwidth ... ok
[INFO] [stdout] test exchangeability::martingales::tests::plugin_martingale_update ... ok
[INFO] [stdout] test cp::cp::tests::rnd_seeded ... ok
[INFO] [stdout] test ncm::knn::tests::knn ... ok
[INFO] [stdout] test ncm::knn::tests::train ... ok
[INFO] [stdout] test ncm::knn::tests::update ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/cp-predict.rs (/opt/rustwide/target/debug/deps/cp_predict-9a444ee0f74e1cdf)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/icp-predict.rs (/opt/rustwide/target/debug/deps/icp_predict-4ebb9cca34fbd867)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/martingales.rs (/opt/rustwide/target/debug/deps/martingales-bf751b536bc0167d)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cp.rs (/opt/rustwide/target/debug/deps/cp-1762d7ec9f3446ad)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::smooth_cp ... ok
[INFO] [stdout] test tests::cp ... ok
[INFO] [stdout] test tests::cp_online_iris ... ok
[INFO] [stdout] test tests::cp_batch_iris ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.58s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/icp.rs (/opt/rustwide/target/debug/deps/icp-b96fc216f022bd22)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::cp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    Doc-tests random-world
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/ncm/knn.rs - ncm::knn::KNN<f64>::new (line 80) ... ok
[INFO] [stdout] test src/exchangeability/martingales.rs - exchangeability::martingales::Martingale::from_function (line 130) ... ok
[INFO] [stdout] test src/exchangeability/martingales.rs - exchangeability::martingales::Martingale::new_plugin (line 94) ... ok
[INFO] [stdout] test src/cp/cp.rs - cp::cp::CP<T,N>::new (line 50) ... ok
[INFO] [stdout] test src/cp/cp.rs - cp::cp::CP<T,N>::new_inductive (line 132) ... ok
[INFO] [stdout] test src/exchangeability/martingales.rs - exchangeability::martingales::Martingale::new_power (line 58) ... ok
[INFO] [stdout] test src/exchangeability/martingales.rs - exchangeability::martingales::Martingale::update (line 178) ... ok
[INFO] [stdout] test src/cp/cp.rs - cp::cp::CP<T,N>::new_smooth (line 90) ... ok
[INFO] [stdout] test src/exchangeability/martingales.rs - exchangeability::martingales::Martingale::current (line 158) ... ok
[INFO] [stdout] test src/cp/cp.rs - cp::cp::CP<T,N>::train (line 191) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/cp/cp.rs - cp::cp::CP<T,N>::update (line 252) ... ok
[INFO] [stdout] test src/cp/cp.rs - cp::cp::CP<T,N>::predict (line 351) ... ok
[INFO] [stdout] test src/cp/cp.rs - cp::cp::CP<T,N>::predict_confidence (line 408) ... ok
[INFO] [stdout] test src/exchangeability/mod.rs - exchangeability (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bd484f4f492ce3f5a296d3be31227a3f3fd8f7719afa1c30cea1550c1fbdfde8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd484f4f492ce3f5a296d3be31227a3f3fd8f7719afa1c30cea1550c1fbdfde8", kill_on_drop: false }`
[INFO] [stdout] bd484f4f492ce3f5a296d3be31227a3f3fd8f7719afa1c30cea1550c1fbdfde8