[INFO] fetching crate rustlearn 0.5.0...
[INFO] building rustlearn-0.5.0 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate rustlearn 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rustlearn 0.5.0 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustlearn 0.5.0
[INFO] finished tweaking crates.io crate rustlearn 0.5.0
[INFO] tweaked toml for crates.io crate rustlearn 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50da54e997a71d7fb3614231f8afea787ca37984509029d86b6439601c724460
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "50da54e997a71d7fb3614231f8afea787ca37984509029d86b6439601c724460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50da54e997a71d7fb3614231f8afea787ca37984509029d86b6439601c724460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50da54e997a71d7fb3614231f8afea787ca37984509029d86b6439601c724460", kill_on_drop: false }`
[INFO] [stdout] 50da54e997a71d7fb3614231f8afea787ca37984509029d86b6439601c724460
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ceb56ba9aafe649b8068567aba06b43c2fc91c1e26070bab3836c9850288f655
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ceb56ba9aafe649b8068567aba06b43c2fc91c1e26070bab3836c9850288f655", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rustlearn v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `gcc::Config`: gcc::Config has been renamed to gcc::Build
[INFO] [stdout]  --> build.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     gcc::Config::new()
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     gcc::Config::new()
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: dependencies/libsvm/svm.cpp: In function 'void print_string_stdout(const char*)':
[INFO] [stderr] warning: dependencies/libsvm/svm.cpp:41:45: warning: unused parameter 's' [-Wunused-parameter]
[INFO] [stderr] warning:    41 | static void print_string_stdout(const char *s)
[INFO] [stderr] warning:       |                                 ~~~~~~~~~~~~^
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ensemble/random_forest.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |             try!(tree.fit(&X.get_rows(&indices), &y.get_rows(&indices)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ensemble/random_forest.rs:131:29
[INFO] [stdout]     |
[INFO] [stdout] 131 |             df.add_inplace(&try!(tree.decision_function(X)));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ensemble/random_forest.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 147 |             try!(tree.fit(&x, &y.get_rows(&indices)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ensemble/random_forest.rs:161:29
[INFO] [stdout]     |
[INFO] [stdout] 161 |             df.add_inplace(&try!(tree.decision_function(&x)));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:389:9
[INFO] [stdout]     |
[INFO] [stdout] 389 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:390:9
[INFO] [stdout]     |
[INFO] [stdout] 390 |         try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:391:9
[INFO] [stdout]     |
[INFO] [stdout] 391 |         try!(check_valid_labels(y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:397:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:423:9
[INFO] [stdout]     |
[INFO] [stdout] 423 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:424:9
[INFO] [stdout]     |
[INFO] [stdout] 424 |         try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         try!(check_valid_labels(y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:175:1
[INFO] [stdout]     |
[INFO] [stdout] 175 | / macro_rules! adagrad_updates {
[INFO] [stdout] 176 | |     ($coefficients:expr, $x:expr, $gradsq:expr) => {{
[INFO] [stdout] 177 | |         $coefficients
[INFO] [stdout] 178 | |             .iter_mut()
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |     }};
[INFO] [stdout] 182 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |         try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |         try!(check_valid_labels(y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:242:9
[INFO] [stdout]     |
[INFO] [stdout] 242 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:272:9
[INFO] [stdout]     |
[INFO] [stdout] 272 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:273:9
[INFO] [stdout]     |
[INFO] [stdout] 273 |         try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |         try!(check_valid_labels(y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:290:9
[INFO] [stdout]     |
[INFO] [stdout] 290 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metrics/ranking.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     try!(check_roc_auc_inputs(y_true, y_hat));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `metrics::ranking::*`
[INFO] [stdout]   --> src/metrics/test.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     use metrics::ranking::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prelude::*`
[INFO] [stdout]   --> src/metrics/test.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use prelude::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/metrics/test.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     try!(model.fit(X, &binary_target));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 301 | impl_multiclass_supervised_model!(Array);
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |                     let values = try!(model.decision_function(X));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 301 | impl_multiclass_supervised_model!(Array);
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:162:32
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 let decision = try!(self.decision_function(X));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 301 | impl_multiclass_supervised_model!(Array);
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     try!(model.fit(X, &binary_target));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 302 | impl_multiclass_supervised_model!(SparseRowArray);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |                     let values = try!(model.decision_function(X));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 302 | impl_multiclass_supervised_model!(SparseRowArray);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:162:32
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 let decision = try!(self.decision_function(X));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 302 | impl_multiclass_supervised_model!(SparseRowArray);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     try!(model.fit(X, &binary_target));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 | impl_multiclass_supervised_model!(SparseColumnArray);
[INFO] [stdout]     | ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |                     let values = try!(model.decision_function(X));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 | impl_multiclass_supervised_model!(SparseColumnArray);
[INFO] [stdout]     | ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:162:32
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 let decision = try!(self.decision_function(X));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 | impl_multiclass_supervised_model!(SparseColumnArray);
[INFO] [stdout]     | ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:228:32
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 let decision = try!(self.decision_function_parallel(X, num_threads));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 305 | impl_multiclass_parallel_predict!(Array);
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:228:32
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 let decision = try!(self.decision_function_parallel(X, num_threads));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 306 | impl_multiclass_parallel_predict!(SparseRowArray);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:228:32
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 let decision = try!(self.decision_function_parallel(X, num_threads));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 307 | impl_multiclass_parallel_predict!(SparseColumnArray);
[INFO] [stdout]     | ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `C_SVC` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     C_SVC,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to upper camel case: `CSvc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NU_SVC` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     NU_SVC,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `NuSvc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ONE_CLASS` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     ONE_CLASS,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to upper camel case: `OneClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EPSILON_SVR` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     EPSILON_SVR,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EpsilonSvr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NU_SVR` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     NU_SVR,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `NuSvr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | impl_supervised_model!(Array);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | impl_supervised_model!(Array);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:115:35
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 self.model = Some(try!(ffi::fit(X, y, &svm_params)));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | impl_supervised_model!(Array);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | impl_supervised_model!(Array);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | impl_supervised_model!(SparseRowArray);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | impl_supervised_model!(SparseRowArray);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:115:35
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 self.model = Some(try!(ffi::fit(X, y, &svm_params)));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | impl_supervised_model!(SparseRowArray);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | impl_supervised_model!(SparseRowArray);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/traits/mod.rs:14:29
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let decision_func = try!(self.decision_function(x));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/traits/mod.rs:34:29
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let decision_func = try!(self.decision_function_parallel(X, num_threads));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:314:9
[INFO] [stdout]     |
[INFO] [stdout] 314 |         try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:315:9
[INFO] [stdout]     |
[INFO] [stdout] 315 |         try!(check_valid_labels(y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:339:9
[INFO] [stdout]     |
[INFO] [stdout] 339 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:356:9
[INFO] [stdout]     |
[INFO] [stdout] 356 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |         try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 |         try!(check_valid_labels(y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:382:9
[INFO] [stdout]     |
[INFO] [stdout] 382 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/metrics/ranking.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |             0.0 => {
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/metrics/ranking.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             1.0 => {
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:293:17
[INFO] [stdout]     |
[INFO] [stdout] 293 |             let mut component_row =
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:295:17
[INFO] [stdout]     |
[INFO] [stdout] 295 |             let mut gradsq_row = &mut self.latent_gradsq.as_mut_slice()[slice_start..slice_stop];
[INFO] [stdout]     |                 ----^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:296:17
[INFO] [stdout]     |
[INFO] [stdout] 296 |             let mut applied_l2_row =
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:298:17
[INFO] [stdout]     |
[INFO] [stdout] 298 |             let mut applied_l1_row =
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:338:13
[INFO] [stdout]     |
[INFO] [stdout] 338 |         let mut component_sum = &mut vec![0.0; self.num_components][..];
[INFO] [stdout]     |             ----^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:401:13
[INFO] [stdout]     |
[INFO] [stdout] 401 |         let mut component_sum = &mut vec![0.0; self.num_components][..];
[INFO] [stdout]     |             ----^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/metrics/ranking.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |             0.0 => {
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 69 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.96s
[INFO] running `Command { std: "docker" "inspect" "ceb56ba9aafe649b8068567aba06b43c2fc91c1e26070bab3836c9850288f655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceb56ba9aafe649b8068567aba06b43c2fc91c1e26070bab3836c9850288f655", kill_on_drop: false }`
[INFO] [stdout] ceb56ba9aafe649b8068567aba06b43c2fc91c1e26070bab3836c9850288f655
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70fea0c10f7b063ae5c1b188652455d83163fd6fde828a337a3689c455afce56
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "70fea0c10f7b063ae5c1b188652455d83163fd6fde828a337a3689c455afce56", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling openssl-sys-extras v0.7.14
[INFO] [stderr]    Compiling openssl v0.7.14
[INFO] [stdout] warning: use of deprecated type alias `gcc::Config`: gcc::Config has been renamed to gcc::Build
[INFO] [stdout]  --> build.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     gcc::Config::new()
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     gcc::Config::new()
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: dependencies/libsvm/svm.cpp: In function 'void print_string_stdout(const char*)':
[INFO] [stderr] warning: dependencies/libsvm/svm.cpp:41:45: warning: unused parameter 's' [-Wunused-parameter]
[INFO] [stderr] warning:    41 | static void print_string_stdout(const char *s)
[INFO] [stderr] warning:       |                                 ~~~~~~~~~~~~^
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling uuid v0.2.3
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ensemble/random_forest.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |             try!(tree.fit(&X.get_rows(&indices), &y.get_rows(&indices)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ensemble/random_forest.rs:131:29
[INFO] [stdout]     |
[INFO] [stdout] 131 |             df.add_inplace(&try!(tree.decision_function(X)));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ensemble/random_forest.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 147 |             try!(tree.fit(&x, &y.get_rows(&indices)));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/ensemble/random_forest.rs:161:29
[INFO] [stdout]     |
[INFO] [stdout] 161 |             df.add_inplace(&try!(tree.decision_function(&x)));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:389:9
[INFO] [stdout]     |
[INFO] [stdout] 389 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:390:9
[INFO] [stdout]     |
[INFO] [stdout] 390 |         try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:391:9
[INFO] [stdout]     |
[INFO] [stdout] 391 |         try!(check_valid_labels(y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:397:9
[INFO] [stdout]     |
[INFO] [stdout] 397 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:423:9
[INFO] [stdout]     |
[INFO] [stdout] 423 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:424:9
[INFO] [stdout]     |
[INFO] [stdout] 424 |         try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:425:9
[INFO] [stdout]     |
[INFO] [stdout] 425 |         try!(check_valid_labels(y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:175:1
[INFO] [stdout]     |
[INFO] [stdout] 175 | / macro_rules! adagrad_updates {
[INFO] [stdout] 176 | |     ($coefficients:expr, $x:expr, $gradsq:expr) => {{
[INFO] [stdout] 177 | |         $coefficients
[INFO] [stdout] 178 | |             .iter_mut()
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |     }};
[INFO] [stdout] 182 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |         try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |         try!(check_valid_labels(y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:242:9
[INFO] [stdout]     |
[INFO] [stdout] 242 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:272:9
[INFO] [stdout]     |
[INFO] [stdout] 272 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:273:9
[INFO] [stdout]     |
[INFO] [stdout] 273 |         try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |         try!(check_valid_labels(y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linear_models/sgdclassifier.rs:290:9
[INFO] [stdout]     |
[INFO] [stdout] 290 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/metrics/ranking.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     try!(check_roc_auc_inputs(y_true, y_hat));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `metrics::ranking::*`
[INFO] [stdout]   --> src/metrics/test.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     use metrics::ranking::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `prelude::*`
[INFO] [stdout]   --> src/metrics/test.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     use prelude::*;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/metrics/test.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     try!(model.fit(X, &binary_target));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 301 | impl_multiclass_supervised_model!(Array);
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |                     let values = try!(model.decision_function(X));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 301 | impl_multiclass_supervised_model!(Array);
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:162:32
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 let decision = try!(self.decision_function(X));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 301 | impl_multiclass_supervised_model!(Array);
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     try!(model.fit(X, &binary_target));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 302 | impl_multiclass_supervised_model!(SparseRowArray);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |                     let values = try!(model.decision_function(X));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 302 | impl_multiclass_supervised_model!(SparseRowArray);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:162:32
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 let decision = try!(self.decision_function(X));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 302 | impl_multiclass_supervised_model!(SparseRowArray);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     try!(model.fit(X, &binary_target));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 | impl_multiclass_supervised_model!(SparseColumnArray);
[INFO] [stdout]     | ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:152:34
[INFO] [stdout]     |
[INFO] [stdout] 152 |                     let values = try!(model.decision_function(X));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 | impl_multiclass_supervised_model!(SparseColumnArray);
[INFO] [stdout]     | ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:162:32
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 let decision = try!(self.decision_function(X));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 | impl_multiclass_supervised_model!(SparseColumnArray);
[INFO] [stdout]     | ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:228:32
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 let decision = try!(self.decision_function_parallel(X, num_threads));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 305 | impl_multiclass_parallel_predict!(Array);
[INFO] [stdout]     | ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:228:32
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 let decision = try!(self.decision_function_parallel(X, num_threads));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 306 | impl_multiclass_parallel_predict!(SparseRowArray);
[INFO] [stdout]     | -------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/multiclass/mod.rs:228:32
[INFO] [stdout]     |
[INFO] [stdout] 228 |                 let decision = try!(self.decision_function_parallel(X, num_threads));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] ...
[INFO] [stdout] 307 | impl_multiclass_parallel_predict!(SparseColumnArray);
[INFO] [stdout]     | ----------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `C_SVC` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     C_SVC,
[INFO] [stdout]    |     ^^^^^ help: convert the identifier to upper camel case: `CSvc`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NU_SVC` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     NU_SVC,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `NuSvc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ONE_CLASS` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     ONE_CLASS,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to upper camel case: `OneClass`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `EPSILON_SVR` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     EPSILON_SVR,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `EpsilonSvr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `NU_SVR` should have an upper camel case name
[INFO] [stdout]   --> src/svm/libsvm/ffi.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     NU_SVR,
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `NuSvr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | impl_supervised_model!(Array);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | impl_supervised_model!(Array);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:115:35
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 self.model = Some(try!(ffi::fit(X, y, &svm_params)));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | impl_supervised_model!(Array);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 145 | impl_supervised_model!(Array);
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:110:17
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | impl_supervised_model!(SparseRowArray);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | impl_supervised_model!(SparseRowArray);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:115:35
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 self.model = Some(try!(ffi::fit(X, y, &svm_params)));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | impl_supervised_model!(SparseRowArray);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/svm/libsvm/svc.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 146 | impl_supervised_model!(SparseRowArray);
[INFO] [stdout]     | --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/traits/mod.rs:14:29
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let decision_func = try!(self.decision_function(x));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/traits/mod.rs:34:29
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let decision_func = try!(self.decision_function_parallel(X, num_threads));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:314:9
[INFO] [stdout]     |
[INFO] [stdout] 314 |         try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:315:9
[INFO] [stdout]     |
[INFO] [stdout] 315 |         try!(check_valid_labels(y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:339:9
[INFO] [stdout]     |
[INFO] [stdout] 339 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:356:9
[INFO] [stdout]     |
[INFO] [stdout] 356 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |         try!(check_matched_dimensions(X, y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:358:9
[INFO] [stdout]     |
[INFO] [stdout] 358 |         try!(check_valid_labels(y));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/trees/decision_tree.rs:382:9
[INFO] [stdout]     |
[INFO] [stdout] 382 |         try!(check_data_dimensionality(self.dim, X));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/metrics/ranking.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |             0.0 => {
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/metrics/ranking.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             1.0 => {
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:293:17
[INFO] [stdout]     |
[INFO] [stdout] 293 |             let mut component_row =
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:295:17
[INFO] [stdout]     |
[INFO] [stdout] 295 |             let mut gradsq_row = &mut self.latent_gradsq.as_mut_slice()[slice_start..slice_stop];
[INFO] [stdout]     |                 ----^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:296:17
[INFO] [stdout]     |
[INFO] [stdout] 296 |             let mut applied_l2_row =
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:298:17
[INFO] [stdout]     |
[INFO] [stdout] 298 |             let mut applied_l1_row =
[INFO] [stdout]     |                 ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:338:13
[INFO] [stdout]     |
[INFO] [stdout] 338 |         let mut component_sum = &mut vec![0.0; self.num_components][..];
[INFO] [stdout]     |             ----^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/factorization/factorization_machines.rs:401:13
[INFO] [stdout]     |
[INFO] [stdout] 401 |         let mut component_sum = &mut vec![0.0; self.num_components][..];
[INFO] [stdout]     |             ----^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: floating-point types cannot be used in patterns
[INFO] [stdout]    --> src/metrics/ranking.rs:130:13
[INFO] [stdout]     |
[INFO] [stdout] 130 |             0.0 => {
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #41620 <https://github.com/rust-lang/rust/issues/41620>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 69 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling unicode-bidi v0.2.6
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling openssl-sys v0.7.17
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling solicit v0.4.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.18
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: src/openssl_shim.c: In function 'SSL_CTX_set_ecdh_auto_shim':
[INFO] [stderr] warning: src/openssl_shim.c:121:41: warning: unused parameter 'ctx' [-Wunused-parameter]
[INFO] [stderr] warning:   121 | int SSL_CTX_set_ecdh_auto_shim(SSL_CTX *ctx, int onoff) {
[INFO] [stderr] warning:       |                                ~~~~~~~~~^~~
[INFO] [stderr] warning: src/openssl_shim.c: In function 'DH_new_from_params':
[INFO] [stderr] warning: src/openssl_shim.c:132:7: error: dereferencing pointer to incomplete type 'DH' {aka 'struct dh_st'}
[INFO] [stderr] warning:   132 |     dh->p = p;
[INFO] [stderr] warning:       |       ^~
[INFO] [stderr] warning: src/openssl_shim.c: In function 'X509_get_extensions_shim':
[INFO] [stderr] warning: src/openssl_shim.c:143:13: error: dereferencing pointer to incomplete type 'X509' {aka 'struct x509_st'}
[INFO] [stderr] warning:   143 |     return x->cert_info ? x->cert_info->extensions : NULL;
[INFO] [stderr] warning:       |             ^~
[INFO] [stderr] warning: src/openssl_shim.c:144:1: warning: control reaches end of non-void function [-Wreturn-type]
[INFO] [stderr] warning:   144 | }
[INFO] [stderr] warning:       | ^
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `openssl-sys-extras v0.7.14`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/openssl-sys-extras-3a967553d2d84496/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CC = None
[INFO] [stderr]   CC = None
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "/usr/include" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/openssl-sys-extras-3110323c62a10091/out/src/openssl_shim.o" "-c" "src/openssl_shim.c"
[INFO] [stderr]   cargo:warning=src/openssl_shim.c: In function 'SSL_CTX_set_ecdh_auto_shim':
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:121:41: warning: unused parameter 'ctx' [-Wunused-parameter]
[INFO] [stderr]   cargo:warning=  121 | int SSL_CTX_set_ecdh_auto_shim(SSL_CTX *ctx, int onoff) {
[INFO] [stderr]   cargo:warning=      |                                ~~~~~~~~~^~~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c: In function 'DH_new_from_params':
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:132:7: error: dereferencing pointer to incomplete type 'DH' {aka 'struct dh_st'}
[INFO] [stderr]   cargo:warning=  132 |     dh->p = p;
[INFO] [stderr]   cargo:warning=      |       ^~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c: In function 'X509_get_extensions_shim':
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:143:13: error: dereferencing pointer to incomplete type 'X509' {aka 'struct x509_st'}
[INFO] [stderr]   cargo:warning=  143 |     return x->cert_info ? x->cert_info->extensions : NULL;
[INFO] [stderr]   cargo:warning=      |             ^~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:144:1: warning: control reaches end of non-void function [-Wreturn-type]
[INFO] [stderr]   cargo:warning=  144 | }
[INFO] [stderr]   cargo:warning=      | ^
[INFO] [stderr]   exit status: 1
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at '
[INFO] [stderr] 
[INFO] [stderr]   Internal error occurred: Command "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "/usr/include" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/openssl-sys-extras-3110323c62a10091/out/src/openssl_shim.o" "-c" "src/openssl_shim.c" with args "cc" did not execute successfully (status code exit status: 1).
[INFO] [stderr] 
[INFO] [stderr]   ', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x561bc8f42620 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x561bc8f42620 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x561bc8f42620 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x561bc8f42620 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1a8751bf59281272
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x561bc8f61f5f - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x561bc8f3f185 - std::io::Write::write_fmt::hd7dd3a1df9b6befb
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/io/mod.rs:1584:15
[INFO] [stderr]      6:     0x561bc8f445bb - std::sys_common::backtrace::_print::h551e9ec8a9fa8106
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x561bc8f445bb - std::sys_common::backtrace::print::ha4b1c5e95fa040b3
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x561bc8f445bb - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x561bc8f4409d - std::panicking::default_hook::h3067e8318decd17a
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x561bc8f44b6d - std::panicking::rust_panic_with_hook::h81b8facc50f34daa
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x561bc8f44767 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x561bc8f42adc - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x561bc8f446c9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x561bc8ef0beb - std::panicking::begin_panic_fmt::hf43a0025042538e2
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:435:5
[INFO] [stderr]     15:     0x561bc8f065c3 - gcc::fail::hb07cc9daec6ac7d3
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:1672:5
[INFO] [stderr]     16:     0x561bc8ef840c - gcc::Build::compile::h0b6475e3706d985b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gcc-0.3.55/src/lib.rs:785:13
[INFO] [stderr]     17:     0x561bc8ef1d80 - build_script_build::main::hf916ea10afc2c0f7
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/openssl-sys-extras-0.7.14/build.rs:19:5
[INFO] [stderr]     18:     0x561bc8ef3fdb - core::ops::function::FnOnce::call_once::h1c53e7d1c36494ed
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x561bc8ef36ce - std::sys_common::backtrace::__rust_begin_short_backtrace::h3758dd3a9aea7137
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x561bc8ef3361 - std::rt::lang_start::{{closure}}::h58fa56b440710e71
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/rt.rs:49:18
[INFO] [stderr]     21:     0x561bc8f44f6a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3b8c329143d7638a
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x561bc8f44f6a - std::panicking::try::do_call::h4b72c261b4eefc1b
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x561bc8f44f6a - std::panicking::try::h703d31b7896cbd49
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x561bc8f44f6a - std::panic::catch_unwind::h37cad9b35388a915
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x561bc8f44f6a - std::rt::lang_start_internal::hab5a8a909af4f90e
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/rt.rs:34:21
[INFO] [stderr]     26:     0x561bc8ef3340 - std::rt::lang_start::hab43e12bd5d286c5
[INFO] [stderr]                                  at /rustc/ff34b919075f35a1787659e9c448a34b06bab8de/library/std/src/rt.rs:48:5
[INFO] [stderr]     27:     0x561bc8ef306c - main
[INFO] [stderr]     28:     0x7f6acb4c90b3 - __libc_start_main
[INFO] [stderr]     29:     0x561bc8ef1a1e - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: src/c_helpers.c: In function 'rust_SSL_clone':
[INFO] [stderr] warning: src/c_helpers.c:4:5: warning: implicit declaration of function 'CRYPTO_add' [-Wimplicit-function-declaration]
[INFO] [stderr] warning:     4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr] warning:       |     ^~~~~~~~~~
[INFO] [stderr] warning: src/c_helpers.c:4:20: error: dereferencing pointer to incomplete type 'SSL' {aka 'struct ssl_st'}
[INFO] [stderr] warning:     4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr] warning:       |                    ^~
[INFO] [stderr] warning: src/c_helpers.c:4:37: error: 'CRYPTO_LOCK_SSL' undeclared (first use in this function); did you mean 'CRYPTO_LOCK'?
[INFO] [stderr] warning:     4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr] warning:       |                                     ^~~~~~~~~~~~~~~
[INFO] [stderr] warning:       |                                     CRYPTO_LOCK
[INFO] [stderr] warning: src/c_helpers.c:4:37: note: each undeclared identifier is reported only once for each function it appears in
[INFO] [stderr] warning: src/c_helpers.c: In function 'rust_SSL_CTX_clone':
[INFO] [stderr] warning: src/c_helpers.c:8:20: error: dereferencing pointer to incomplete type 'SSL_CTX' {aka 'struct ssl_ctx_st'}
[INFO] [stderr] warning:     8 |     CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
[INFO] [stderr] warning:       |                    ^~
[INFO] [stderr] warning: src/c_helpers.c:8:35: error: 'CRYPTO_LOCK_SSL_CTX' undeclared (first use in this function); did you mean 'CRYPTO_EX_INDEX_SSL_CTX'?
[INFO] [stderr] warning:     8 |     CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
[INFO] [stderr] warning:       |                                   ^~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning:       |                                   CRYPTO_EX_INDEX_SSL_CTX
[INFO] [stderr] warning: src/c_helpers.c: In function 'rust_X509_clone':
[INFO] [stderr] warning: src/c_helpers.c:12:21: error: dereferencing pointer to incomplete type 'X509' {aka 'struct x509_st'}
[INFO] [stderr] warning:    12 |     CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
[INFO] [stderr] warning:       |                     ^~
[INFO] [stderr] warning: src/c_helpers.c:12:36: error: 'CRYPTO_LOCK_X509' undeclared (first use in this function); did you mean 'CRYPTO_LOCK'?
[INFO] [stderr] warning:    12 |     CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
[INFO] [stderr] warning:       |                                    ^~~~~~~~~~~~~~~~
[INFO] [stderr] warning:       |                                    CRYPTO_LOCK
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "70fea0c10f7b063ae5c1b188652455d83163fd6fde828a337a3689c455afce56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70fea0c10f7b063ae5c1b188652455d83163fd6fde828a337a3689c455afce56", kill_on_drop: false }`
[INFO] [stdout] 70fea0c10f7b063ae5c1b188652455d83163fd6fde828a337a3689c455afce56
