[INFO] fetching crate rustimization 0.1.1...
[INFO] testing rustimization-0.1.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate rustimization 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rustimization 0.1.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lbfgsb-sys v0.1.0
[INFO] [stderr]   Downloaded cg-sys v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21f9c5324e367ec1e7eb709e13aa365c0b569701bffe55da98b6028d4a3c36b8
[INFO] running `Command { std: "docker" "start" "-a" "21f9c5324e367ec1e7eb709e13aa365c0b569701bffe55da98b6028d4a3c36b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21f9c5324e367ec1e7eb709e13aa365c0b569701bffe55da98b6028d4a3c36b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f9c5324e367ec1e7eb709e13aa365c0b569701bffe55da98b6028d4a3c36b8", kill_on_drop: false }`
[INFO] [stdout] 21f9c5324e367ec1e7eb709e13aa365c0b569701bffe55da98b6028d4a3c36b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac5b3491fff25a9afed2e71c57df9daab8396cadee9402ccdfbf852a342ece32
[INFO] running `Command { std: "docker" "start" "-a" "ac5b3491fff25a9afed2e71c57df9daab8396cadee9402ccdfbf852a342ece32", kill_on_drop: false }`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.18s
[INFO] running `Command { std: "docker" "inspect" "ac5b3491fff25a9afed2e71c57df9daab8396cadee9402ccdfbf852a342ece32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac5b3491fff25a9afed2e71c57df9daab8396cadee9402ccdfbf852a342ece32", kill_on_drop: false }`
[INFO] [stdout] ac5b3491fff25a9afed2e71c57df9daab8396cadee9402ccdfbf852a342ece32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fe35333013d18968041cecad5b22e044f6bcf37fef2ec16508c41c60ae160d4
[INFO] running `Command { std: "docker" "start" "-a" "2fe35333013d18968041cecad5b22e044f6bcf37fef2ec16508c41c60ae160d4", 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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2fe35333013d18968041cecad5b22e044f6bcf37fef2ec16508c41c60ae160d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe35333013d18968041cecad5b22e044f6bcf37fef2ec16508c41c60ae160d4", kill_on_drop: false }`
[INFO] [stdout] 2fe35333013d18968041cecad5b22e044f6bcf37fef2ec16508c41c60ae160d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e104112d8027d4aac7e7490702844b3e5dc17122c33672f43b0cf4afd798940
[INFO] running `Command { std: "docker" "start" "-a" "1e104112d8027d4aac7e7490702844b3e5dc17122c33672f43b0cf4afd798940", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/lbfgsb_minimizer.rs:12:11
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 12 |     f:&'a Fn(&Vec<c_double>)->c_double,
[INFO] [stdout] 
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustimization-41e0662cd73bd7ad)
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-2f014ee42f9c8216)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rustimization
[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 0.00s
[INFO] [stdout] 
[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" "1e104112d8027d4aac7e7490702844b3e5dc17122c33672f43b0cf4afd798940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e104112d8027d4aac7e7490702844b3e5dc17122c33672f43b0cf4afd798940", kill_on_drop: false }`
[INFO] [stdout] 1e104112d8027d4aac7e7490702844b3e5dc17122c33672f43b0cf4afd798940
