[INFO] fetching crate random-world 0.3.0...
[INFO] testing random-world-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate random-world 0.3.0 into /workspace/builds/worker-1-tc2/source
[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-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate random-world 0.3.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 69 packages to latest compatible versions
[INFO] [stderr]       Adding approx v0.1.1 (available: v0.5.1)
[INFO] [stderr]       Adding docopt v0.8.3 (available: v1.1.1)
[INFO] [stderr]       Adding itertools v0.6.5 (available: v0.14.0)
[INFO] [stderr]       Adding ndarray v0.10.14 (available: v0.17.2)
[INFO] [stderr]       Adding ordered-float v0.5.2 (available: v5.3.0)
[INFO] [stderr]       Adding pcg_rand v0.7.1 (available: v0.13.0)
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.10.1)
[INFO] [stderr]       Adding statrs v0.9.0 (available: v0.18.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb1f7b189a74aec815eafe09adc6bb2db4570aa136b19bb8f701cc2eb0d86f1a
[INFO] running `Command { std: "docker" "start" "-a" "bb1f7b189a74aec815eafe09adc6bb2db4570aa136b19bb8f701cc2eb0d86f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb1f7b189a74aec815eafe09adc6bb2db4570aa136b19bb8f701cc2eb0d86f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb1f7b189a74aec815eafe09adc6bb2db4570aa136b19bb8f701cc2eb0d86f1a", kill_on_drop: false }`
[INFO] [stdout] bb1f7b189a74aec815eafe09adc6bb2db4570aa136b19bb8f701cc2eb0d86f1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54356a8117c9502aef2e5a549157e810430e7051511612cf8758de836f7671ae
[INFO] running `Command { std: "docker" "start" "-a" "54356a8117c9502aef2e5a549157e810430e7051511612cf8758de836f7671ae", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling num-complex v0.1.44
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling ucd-util v0.1.10
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ndarray v0.10.14
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling ordered-float v0.5.2
[INFO] [stderr]    Compiling itertools v0.6.5
[INFO] [stderr]    Compiling lazysort v0.2.1
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling num v0.1.43
[INFO] [stderr]    Compiling quadrature v0.1.2
[INFO] [stderr]    Compiling rulinalg v0.3.7
[INFO] [stderr]    Compiling extprim v1.7.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rusty-machine v0.5.4
[INFO] [stderr]    Compiling statrs v0.9.0
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling pcg_rand v0.7.1
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/exchangeability/martingales.rs:272:24
[INFO] [stdout]     |
[INFO] [stdout] 272 |               .map(|u| ((-0.5*u.powi(2)).exp()))
[INFO] [stdout]     |                        ^                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 272 -               .map(|u| ((-0.5*u.powi(2)).exp()))
[INFO] [stdout] 272 +               .map(|u| (-0.5*u.powi(2)).exp())
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[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/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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[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: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]    = 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[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: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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[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: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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[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/martingales.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `flag_seed` is never read
[INFO] [stdout]   --> src/bin/martingales.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Args {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     flag_seed: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `flag_kernel` and `flag_bandwidth` are never read
[INFO] [stdout]   --> src/bin/cp-predict.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 43 |     flag_kernel: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `flag_kernel` and `flag_bandwidth` are never read
[INFO] [stdout]   --> src/bin/icp-predict.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 43 |     flag_kernel: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.25s
[INFO] running `Command { std: "docker" "inspect" "54356a8117c9502aef2e5a549157e810430e7051511612cf8758de836f7671ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54356a8117c9502aef2e5a549157e810430e7051511612cf8758de836f7671ae", kill_on_drop: false }`
[INFO] [stdout] 54356a8117c9502aef2e5a549157e810430e7051511612cf8758de836f7671ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6e6af1031e2beaf866705e775aa9cbfa18174abb286c977a05f59599b4328a5
[INFO] running `Command { std: "docker" "start" "-a" "a6e6af1031e2beaf866705e775aa9cbfa18174abb286c977a05f59599b4328a5", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/exchangeability/martingales.rs:272:24
[INFO] [stdout]     |
[INFO] [stdout] 272 |               .map(|u| ((-0.5*u.powi(2)).exp()))
[INFO] [stdout]     |                        ^                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 272 -               .map(|u| ((-0.5*u.powi(2)).exp()))
[INFO] [stdout] 272 +               .map(|u| (-0.5*u.powi(2)).exp())
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[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/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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[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: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]    = 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[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: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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[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: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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `flag_kernel` and `flag_bandwidth` are never read
[INFO] [stdout]   --> src/bin/cp-predict.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 43 |     flag_kernel: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `flag_kernel` and `flag_bandwidth` are never read
[INFO] [stdout]   --> src/bin/icp-predict.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 43 |     flag_kernel: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `flag_seed` is never read
[INFO] [stdout]   --> src/bin/martingales.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Args {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     flag_seed: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/exchangeability/martingales.rs:272:24
[INFO] [stdout]     |
[INFO] [stdout] 272 |               .map(|u| ((-0.5*u.powi(2)).exp()))
[INFO] [stdout]     |                        ^                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 272 -               .map(|u| ((-0.5*u.powi(2)).exp()))
[INFO] [stdout] 272 +               .map(|u| (-0.5*u.powi(2)).exp())
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[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/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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[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: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]    = 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[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: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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[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: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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[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/martingales.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `flag_seed` is never read
[INFO] [stdout]   --> src/bin/martingales.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | struct Args {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     flag_seed: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `flag_kernel` and `flag_bandwidth` are never read
[INFO] [stdout]   --> src/bin/cp-predict.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 43 |     flag_kernel: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `flag_kernel` and `flag_bandwidth` are never read
[INFO] [stdout]   --> src/bin/icp-predict.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Args {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 43 |     flag_kernel: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "a6e6af1031e2beaf866705e775aa9cbfa18174abb286c977a05f59599b4328a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e6af1031e2beaf866705e775aa9cbfa18174abb286c977a05f59599b4328a5", kill_on_drop: false }`
[INFO] [stdout] a6e6af1031e2beaf866705e775aa9cbfa18174abb286c977a05f59599b4328a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a2167e84793172468a482c6d38c0678d7b49948930ffb970e1d34f90c72dbd71
[INFO] running `Command { std: "docker" "start" "-a" "a2167e84793172468a482c6d38c0678d7b49948930ffb970e1d34f90c72dbd71", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/exchangeability/martingales.rs:272:24
[INFO] [stderr]     |
[INFO] [stderr] 272 |               .map(|u| ((-0.5*u.powi(2)).exp()))
[INFO] [stderr]     |                        ^                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 272 -               .map(|u| ((-0.5*u.powi(2)).exp()))
[INFO] [stderr] 272 +               .map(|u| (-0.5*u.powi(2)).exp())
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[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/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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[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: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]    = 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[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: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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[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: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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[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 7 warnings (run `cargo fix --lib -p random-world` to apply 6 suggestions)
[INFO] [stderr] warning: `random-world` (lib test) generated 6 warnings (6 duplicates)
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `flag_kernel` and `flag_bandwidth` are never read
[INFO] [stderr]   --> src/bin/cp-predict.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | struct Args {
[INFO] [stderr]    |        ---- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 43 |     flag_kernel: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `flag_kernel` and `flag_bandwidth` are never read
[INFO] [stderr]   --> src/bin/icp-predict.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | struct Args {
[INFO] [stderr]    |        ---- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 43 |     flag_kernel: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 44 |     flag_bandwidth: Option<f64>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `flag_seed` is never read
[INFO] [stderr]   --> src/bin/martingales.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct Args {
[INFO] [stderr]    |        ---- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 31 |     flag_seed: Option<u64>,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `random-world` (bin "cp-predict" test) generated 2 warnings
[INFO] [stderr] warning: `random-world` (bin "icp-predict") generated 3 warnings (run `cargo fix --bin "icp-predict" -p random-world` to apply 1 suggestion)
[INFO] [stderr] warning: `random-world` (bin "martingales") generated 2 warnings
[INFO] [stderr] warning: `random-world` (bin "icp-predict" test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: `random-world` (bin "martingales" test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: `random-world` (bin "cp-predict") generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/random_world-1578007f8289438d)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test cp::cp::tests::rnd_seeded ... ok
[INFO] [stdout] test exchangeability::martingales::tests::plugin_martingale_update ... ok
[INFO] [stdout] test exchangeability::martingales::tests::kde_silverman ... ok
[INFO] [stdout] test ncm::knn::tests::knn ... ok
[INFO] [stdout] test ncm::knn::tests::update ... ok
[INFO] [stdout] test ncm::knn::tests::train ... ok
[INFO] [stdout] test exchangeability::martingales::tests::kde_bandwidth ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/cp-predict.rs (/opt/rustwide/target/debug/deps/cp_predict-e2aa764bdc176061)
[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] [stderr]      Running unittests src/bin/icp-predict.rs (/opt/rustwide/target/debug/deps/icp_predict-e7262d4cdd783fef)
[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] [stderr]      Running unittests src/bin/martingales.rs (/opt/rustwide/target/debug/deps/martingales-59ba992aa9cc9548)
[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] [stderr]      Running tests/cp.rs (/opt/rustwide/target/debug/deps/cp-6a30da5ab0fac84d)
[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 1.11s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/icp.rs (/opt/rustwide/target/debug/deps/icp-b8008376598a63ef)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::cp ... ok
[INFO] [stderr]    Doc-tests random_world
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/exchangeability/martingales.rs:272:24
[INFO] [stderr]     |
[INFO] [stderr] 272 |               .map(|u| ((-0.5*u.powi(2)).exp()))
[INFO] [stderr]     |                        ^                      ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 272 -               .map(|u| ((-0.5*u.powi(2)).exp()))
[INFO] [stderr] 272 +               .map(|u| (-0.5*u.powi(2)).exp())
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/exchangeability/martingales.rs - exchangeability::martingales::Martingale::current (line 158) ... 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/exchangeability/martingales.rs - exchangeability::martingales::Martingale::new_power (line 58) ... ok
[INFO] [stdout] test src/ncm/knn.rs - ncm::knn::KNN<f64>::new (line 80) ... ok
[INFO] [stdout] test src/cp/cp.rs - cp::cp::CP<T,N>::new_inductive (line 132) ... ok
[INFO] [stdout] test src/cp/cp.rs - cp::cp::CP<T,N>::new (line 50) ... 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/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 3.97s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a2167e84793172468a482c6d38c0678d7b49948930ffb970e1d34f90c72dbd71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2167e84793172468a482c6d38c0678d7b49948930ffb970e1d34f90c72dbd71", kill_on_drop: false }`
[INFO] [stdout] a2167e84793172468a482c6d38c0678d7b49948930ffb970e1d34f90c72dbd71
