[INFO] fetching crate rustimization 0.1.1...
[INFO] testing rustimization-0.1.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate rustimization 0.1.1 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate rustimization 0.1.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72f4e57d3f3430516365b1b6f0ae6298581194b9e4b471737365f15650113b80
[INFO] running `Command { std: "docker" "start" "-a" "72f4e57d3f3430516365b1b6f0ae6298581194b9e4b471737365f15650113b80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72f4e57d3f3430516365b1b6f0ae6298581194b9e4b471737365f15650113b80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f4e57d3f3430516365b1b6f0ae6298581194b9e4b471737365f15650113b80", kill_on_drop: false }`
[INFO] [stdout] 72f4e57d3f3430516365b1b6f0ae6298581194b9e4b471737365f15650113b80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecc1d3215717dcf8025411a7828d68f1b958857f3b2bf67ddb11571675e308fb
[INFO] running `Command { std: "docker" "start" "-a" "ecc1d3215717dcf8025411a7828d68f1b958857f3b2bf67ddb11571675e308fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling cg-sys v0.1.0
[INFO] [stderr]    Compiling lbfgsb-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]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[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]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[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]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[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]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[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]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[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]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[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]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[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]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[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]   |           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->f64`
[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] 
[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]   |           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->Vec<f64>`
[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] 
[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]    |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->f64`
[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] 
[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]    |                                                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->Vec<f64>`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "ecc1d3215717dcf8025411a7828d68f1b958857f3b2bf67ddb11571675e308fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecc1d3215717dcf8025411a7828d68f1b958857f3b2bf67ddb11571675e308fb", kill_on_drop: false }`
[INFO] [stdout] ecc1d3215717dcf8025411a7828d68f1b958857f3b2bf67ddb11571675e308fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 057ea3708aca8fc74927d94d490eb16ea6d347c22be98a572d9fae8373d9e419
[INFO] running `Command { std: "docker" "start" "-a" "057ea3708aca8fc74927d94d490eb16ea6d347c22be98a572d9fae8373d9e419", kill_on_drop: false }`
[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]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[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]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[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]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[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]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[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]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[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]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[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]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[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]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[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]   |           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->f64`
[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] 
[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]   |           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->Vec<f64>`
[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] 
[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]    |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->f64`
[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] 
[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]    |                                                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->Vec<f64>`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[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]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[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]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[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]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[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]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[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]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[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]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[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]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[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]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[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]   |           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->f64`
[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] 
[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]   |           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->Vec<f64>`
[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] 
[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]    |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->f64`
[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] 
[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]    |                                                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->Vec<f64>`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "057ea3708aca8fc74927d94d490eb16ea6d347c22be98a572d9fae8373d9e419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "057ea3708aca8fc74927d94d490eb16ea6d347c22be98a572d9fae8373d9e419", kill_on_drop: false }`
[INFO] [stdout] 057ea3708aca8fc74927d94d490eb16ea6d347c22be98a572d9fae8373d9e419
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e68066391d4a05a7d8bbfe729e0e6638795ae14faf70355bc4afbeb6ac67577f
[INFO] running `Command { std: "docker" "start" "-a" "e68066391d4a05a7d8bbfe729e0e6638795ae14faf70355bc4afbeb6ac67577f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lbfgsb_minimizer.rs:12:11
[INFO] [stderr]    |
[INFO] [stderr] 12 |     f:&'a Fn(&Vec<c_double>)->c_double,
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lbfgsb_minimizer.rs:13:11
[INFO] [stderr]    |
[INFO] [stderr] 13 |     g:&'a Fn(&Vec<c_double>)->Vec<c_double>,
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lbfgsb_minimizer.rs:28:52
[INFO] [stderr]    |
[INFO] [stderr] 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] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lbfgsb_minimizer.rs:28:88
[INFO] [stderr]    |
[INFO] [stderr] 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] [stderr]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/cg_minimizer.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 |     f:&'a Fn(&Vec<c_double>)->c_double,
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/cg_minimizer.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 |     g:&'a Fn(&Vec<c_double>)->Vec<c_double>,
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cg_minimizer.rs:21:52
[INFO] [stderr]    |
[INFO] [stderr] 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] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->c_double`
[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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cg_minimizer.rs:21:88
[INFO] [stderr]    |
[INFO] [stderr] 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] [stderr]    |                                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<c_double>)->Vec<c_double>`
[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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/minimizer.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 |     f:&'a Fn(&Vec<f64>)->f64,
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->f64`
[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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/minimizer.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 |     g:&'a Fn(&Vec<f64>)->Vec<f64>,
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->Vec<f64>`
[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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/minimizer.rs:14:47
[INFO] [stderr]    |
[INFO] [stderr] 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] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->f64`
[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] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/minimizer.rs:14:73
[INFO] [stderr]    |
[INFO] [stderr] 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] [stderr]    |                                                                         ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Vec<f64>)->Vec<f64>`
[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] 
[INFO] [stderr] warning: `rustimization` (lib) generated 12 warnings
[INFO] [stderr] warning: `rustimization` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustimization-461257bb6fb16983)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-0bd621ac8427a7db)
[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 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustimization
[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] running `Command { std: "docker" "inspect" "e68066391d4a05a7d8bbfe729e0e6638795ae14faf70355bc4afbeb6ac67577f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e68066391d4a05a7d8bbfe729e0e6638795ae14faf70355bc4afbeb6ac67577f", kill_on_drop: false }`
[INFO] [stdout] e68066391d4a05a7d8bbfe729e0e6638795ae14faf70355bc4afbeb6ac67577f