[INFO] updating cached repository https://github.com/meamuri/optimization_methods
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ebf50dd461de29582dfa3339acee7bd3750e6c01
[INFO] checking meamuri/optimization_methods against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeamuri%2Foptimization_methods" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/meamuri/optimization_methods on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/meamuri/optimization_methods
[INFO] finished tweaking git repo https://github.com/meamuri/optimization_methods
[INFO] tweaked toml for git repo https://github.com/meamuri/optimization_methods written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/meamuri/optimization_methods already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e9e7b7752cf4a5ef0f36a1ad9a2b24295bb9c18af24f1dffc1c857fc366894bf
[INFO] running `"docker" "start" "-a" "e9e7b7752cf4a5ef0f36a1ad9a2b24295bb9c18af24f1dffc1c857fc366894bf"`
[INFO] [stderr]     Checking optimization_methods v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/methods/single_dim_methods/golden_section.rs:11:55
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn golden_section(_a: f64, _b: f64, eps: f64, f: &Fn(f64) -> f64) -> f64 {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/single_dim_methods/newton.rs:1:25
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn first_derivative(f: &Fn(f64)-> f64, x: f64, h: f64) -> f64 {
[INFO] [stderr]   |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64)-> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/single_dim_methods/newton.rs:5:26
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn second_derivative(f: &Fn(f64) -> f64, x: f64, h: f64) -> f64 {
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/single_dim_methods/newton.rs:9:62
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn newton_method(a: f64, b: f64, _u0: f64, eps: f64, f: &Fn(f64) -> f64) -> f64 {
[INFO] [stderr]   |                                                              ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/single_dim_methods/parabolic.rs:1:55
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn parabolic_method(a: f64, b: f64, eps: f64, f: &Fn(f64) -> f64) -> f64 {    
[INFO] [stderr]   |                                                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/methods/single_dim_methods/parabolic.rs:63:49
[INFO] [stderr]    |
[INFO] [stderr] 63 | fn parabolas_min(u1: f64, u2: f64, u3: f64, f: &Fn(f64) -> f64) -> f64 {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/single_dim_methods/segment_div.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 |     f:         &Fn(f64) -> f64
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/multi_dim_methods/mod.rs:1:51
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn x_derivative(x: f64, y: f64, eps: f64, f: &Fn(f64, f64) -> f64) -> f64{
[INFO] [stderr]   |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/multi_dim_methods/mod.rs:7:51
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn y_derivative(x: f64, y: f64, eps: f64, f: &Fn(f64,f64) -> f64) -> f64{
[INFO] [stderr]   |                                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64,f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/multi_dim_methods/splitting_of_step.rs:3:68
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn splitting_of_step(x: f64, y: f64, alpha: f64, eps: f64, f: &Fn(f64, f64) -> f64) -> (f64, f64) {
[INFO] [stderr]   |                                                                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/multi_dim_methods/fastest_descent.rs:4:54
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn segment_divide_help(x: f64, y: f64, eps: f64, f: &Fn(f64, f64) -> f64) -> f64 {
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/methods/multi_dim_methods/fastest_descent.rs:19:56
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn help_func(x: f64, y: f64, alpha: f64, eps: f64, f: &Fn(f64, f64) -> f64) -> f64 {
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/methods/multi_dim_methods/fastest_descent.rs:24:54
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn fastest_descent(x: f64, y: f64, eps: f64, f: &Fn(f64, f64) -> f64) -> (f64, f64) {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/methods/single_dim_methods/golden_section.rs:11:55
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn golden_section(_a: f64, _b: f64, eps: f64, f: &Fn(f64) -> f64) -> f64 {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/single_dim_methods/newton.rs:1:25
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn first_derivative(f: &Fn(f64)-> f64, x: f64, h: f64) -> f64 {
[INFO] [stderr]   |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64)-> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/single_dim_methods/newton.rs:5:26
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn second_derivative(f: &Fn(f64) -> f64, x: f64, h: f64) -> f64 {
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/single_dim_methods/newton.rs:9:62
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn newton_method(a: f64, b: f64, _u0: f64, eps: f64, f: &Fn(f64) -> f64) -> f64 {
[INFO] [stderr]   |                                                              ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/single_dim_methods/parabolic.rs:1:55
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn parabolic_method(a: f64, b: f64, eps: f64, f: &Fn(f64) -> f64) -> f64 {    
[INFO] [stderr]   |                                                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/methods/single_dim_methods/parabolic.rs:63:49
[INFO] [stderr]    |
[INFO] [stderr] 63 | fn parabolas_min(u1: f64, u2: f64, u3: f64, f: &Fn(f64) -> f64) -> f64 {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/single_dim_methods/segment_div.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 |     f:         &Fn(f64) -> f64
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/multi_dim_methods/mod.rs:1:51
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn x_derivative(x: f64, y: f64, eps: f64, f: &Fn(f64, f64) -> f64) -> f64{
[INFO] [stderr]   |                                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/multi_dim_methods/mod.rs:7:51
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn y_derivative(x: f64, y: f64, eps: f64, f: &Fn(f64,f64) -> f64) -> f64{
[INFO] [stderr]   |                                                   ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64,f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/multi_dim_methods/splitting_of_step.rs:3:68
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn splitting_of_step(x: f64, y: f64, alpha: f64, eps: f64, f: &Fn(f64, f64) -> f64) -> (f64, f64) {
[INFO] [stderr]   |                                                                    ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/methods/multi_dim_methods/fastest_descent.rs:4:54
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn segment_divide_help(x: f64, y: f64, eps: f64, f: &Fn(f64, f64) -> f64) -> f64 {
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/methods/multi_dim_methods/fastest_descent.rs:19:56
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn help_func(x: f64, y: f64, alpha: f64, eps: f64, f: &Fn(f64, f64) -> f64) -> f64 {
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/methods/multi_dim_methods/fastest_descent.rs:24:54
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn fastest_descent(x: f64, y: f64, eps: f64, f: &Fn(f64, f64) -> f64) -> (f64, f64) {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(f64, f64) -> f64`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `"docker" "inspect" "e9e7b7752cf4a5ef0f36a1ad9a2b24295bb9c18af24f1dffc1c857fc366894bf"`
[INFO] running `"docker" "rm" "-f" "e9e7b7752cf4a5ef0f36a1ad9a2b24295bb9c18af24f1dffc1c857fc366894bf"`
[INFO] [stdout] e9e7b7752cf4a5ef0f36a1ad9a2b24295bb9c18af24f1dffc1c857fc366894bf