[INFO] fetching crate rustimization 0.1.1...
[INFO] building rustimization-0.1.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rustimization 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rustimization 0.1.1
[INFO] finished tweaking crates.io crate rustimization 0.1.1
[INFO] tweaked toml for crates.io crate rustimization 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustimization 0.1.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 718619530f7ddcd2f2fb8d0de5e19a427a45bf85ed303b3ea71e53aa5e82f00c
[INFO] running `Command { std: "docker" "start" "-a" "718619530f7ddcd2f2fb8d0de5e19a427a45bf85ed303b3ea71e53aa5e82f00c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "718619530f7ddcd2f2fb8d0de5e19a427a45bf85ed303b3ea71e53aa5e82f00c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "718619530f7ddcd2f2fb8d0de5e19a427a45bf85ed303b3ea71e53aa5e82f00c", kill_on_drop: false }`
[INFO] [stdout] 718619530f7ddcd2f2fb8d0de5e19a427a45bf85ed303b3ea71e53aa5e82f00c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e73f61493b1e87622943e6d51fbdb76f5259e7812dbc9bcda3ac556adc5e323
[INFO] running `Command { std: "docker" "start" "-a" "6e73f61493b1e87622943e6d51fbdb76f5259e7812dbc9bcda3ac556adc5e323", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling lbfgsb-sys v0.1.0
[INFO] [stderr]    Compiling cg-sys v0.1.0
[INFO] [stderr]    Compiling rustimization v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 |     f:&'a Fn(&Vec<c_double>)->c_double,
[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] 12 |     f:&'a dyn Fn(&Vec<c_double>)->c_double,
[INFO] [stdout]    |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 |     g:&'a Fn(&Vec<c_double>)->Vec<c_double>,
[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 |     g:&'a dyn Fn(&Vec<c_double>)->Vec<c_double>,
[INFO] [stdout]    |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cg_minimizer.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 |     f:&'a Fn(&Vec<c_double>)->c_double,
[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] 8 |     f:&'a dyn Fn(&Vec<c_double>)->c_double,
[INFO] [stdout]   |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cg_minimizer.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     g:&'a Fn(&Vec<c_double>)->Vec<c_double>,
[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] 9 |     g:&'a dyn Fn(&Vec<c_double>)->Vec<c_double>,
[INFO] [stdout]   |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/minimizer.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 |     f:&'a Fn(&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] 5 |     f:&'a dyn Fn(&Vec<f64>)->f64,
[INFO] [stdout]   |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/minimizer.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     g:&'a Fn(&Vec<f64>)->Vec<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] 6 |     g:&'a dyn Fn(&Vec<f64>)->Vec<f64>,
[INFO] [stdout]   |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:28:52
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[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] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a dyn Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:28:88
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[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] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a dyn Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cg_minimizer.rs:21:52
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[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] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a dyn Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cg_minimizer.rs:21:88
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[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] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a dyn Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/minimizer.rs:14:47
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a Fn(&Vec<f64>)->f64,gd:&'a Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[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] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a dyn Fn(&Vec<f64>)->f64,gd:&'a Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/minimizer.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a Fn(&Vec<f64>)->f64,gd:&'a Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[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] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a Fn(&Vec<f64>)->f64,gd:&'a dyn Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "6e73f61493b1e87622943e6d51fbdb76f5259e7812dbc9bcda3ac556adc5e323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e73f61493b1e87622943e6d51fbdb76f5259e7812dbc9bcda3ac556adc5e323", kill_on_drop: false }`
[INFO] [stdout] 6e73f61493b1e87622943e6d51fbdb76f5259e7812dbc9bcda3ac556adc5e323
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 442029874aff807dfaad570b4c4e3d901cff9298ffc372897ab8f1111c5eda42
[INFO] running `Command { std: "docker" "start" "-a" "442029874aff807dfaad570b4c4e3d901cff9298ffc372897ab8f1111c5eda42", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling rustimization v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 |     f:&'a Fn(&Vec<c_double>)->c_double,
[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] 12 |     f:&'a dyn Fn(&Vec<c_double>)->c_double,
[INFO] [stdout]    |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 |     g:&'a Fn(&Vec<c_double>)->Vec<c_double>,
[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 |     g:&'a dyn Fn(&Vec<c_double>)->Vec<c_double>,
[INFO] [stdout]    |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cg_minimizer.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 |     f:&'a Fn(&Vec<c_double>)->c_double,
[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] 8 |     f:&'a dyn Fn(&Vec<c_double>)->c_double,
[INFO] [stdout]   |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cg_minimizer.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     g:&'a Fn(&Vec<c_double>)->Vec<c_double>,
[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] 9 |     g:&'a dyn Fn(&Vec<c_double>)->Vec<c_double>,
[INFO] [stdout]   |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/minimizer.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 |     f:&'a Fn(&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] 5 |     f:&'a dyn Fn(&Vec<f64>)->f64,
[INFO] [stdout]   |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/minimizer.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     g:&'a Fn(&Vec<f64>)->Vec<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] 6 |     g:&'a dyn Fn(&Vec<f64>)->Vec<f64>,
[INFO] [stdout]   |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:28:52
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[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] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a dyn Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:28:88
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[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] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a dyn Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cg_minimizer.rs:21:52
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[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] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a dyn Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cg_minimizer.rs:21:88
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[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] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a dyn Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/minimizer.rs:14:47
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a Fn(&Vec<f64>)->f64,gd:&'a Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[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] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a dyn Fn(&Vec<f64>)->f64,gd:&'a Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/minimizer.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a Fn(&Vec<f64>)->f64,gd:&'a Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[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] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a Fn(&Vec<f64>)->f64,gd:&'a dyn Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 |     f:&'a Fn(&Vec<c_double>)->c_double,
[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] 12 |     f:&'a dyn Fn(&Vec<c_double>)->c_double,
[INFO] [stdout]    |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:13:11
[INFO] [stdout]    |
[INFO] [stdout] 13 |     g:&'a Fn(&Vec<c_double>)->Vec<c_double>,
[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 |     g:&'a dyn Fn(&Vec<c_double>)->Vec<c_double>,
[INFO] [stdout]    |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cg_minimizer.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 |     f:&'a Fn(&Vec<c_double>)->c_double,
[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] 8 |     f:&'a dyn Fn(&Vec<c_double>)->c_double,
[INFO] [stdout]   |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/cg_minimizer.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     g:&'a Fn(&Vec<c_double>)->Vec<c_double>,
[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] 9 |     g:&'a dyn Fn(&Vec<c_double>)->Vec<c_double>,
[INFO] [stdout]   |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/minimizer.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 |     f:&'a Fn(&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] 5 |     f:&'a dyn Fn(&Vec<f64>)->f64,
[INFO] [stdout]   |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/minimizer.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     g:&'a Fn(&Vec<f64>)->Vec<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] 6 |     g:&'a dyn Fn(&Vec<f64>)->Vec<f64>,
[INFO] [stdout]   |           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:28:52
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[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] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a dyn Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lbfgsb_minimizer.rs:28:88
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[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] 28 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a dyn Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cg_minimizer.rs:21:52
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[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] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a dyn Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/cg_minimizer.rs:21:88
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[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] 21 |     pub fn new(xvec:&'a mut Vec<c_double>,func:&'a Fn(&Vec<c_double>)->c_double,gd:&'a dyn Fn(&Vec<c_double>)->Vec<c_double>)->Self{
[INFO] [stdout]    |                                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/minimizer.rs:14:47
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a Fn(&Vec<f64>)->f64,gd:&'a Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[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] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a dyn Fn(&Vec<f64>)->f64,gd:&'a Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/minimizer.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a Fn(&Vec<f64>)->f64,gd:&'a Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[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] 14 |     pub fn new(xvec:&'a mut Vec<f64>,func:&'a Fn(&Vec<f64>)->f64,gd:&'a dyn Fn(&Vec<f64>)->Vec<f64>,m:&'a str)->Self{
[INFO] [stdout]    |                                                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "442029874aff807dfaad570b4c4e3d901cff9298ffc372897ab8f1111c5eda42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "442029874aff807dfaad570b4c4e3d901cff9298ffc372897ab8f1111c5eda42", kill_on_drop: false }`
[INFO] [stdout] 442029874aff807dfaad570b4c4e3d901cff9298ffc372897ab8f1111c5eda42