[INFO] fetching crate rustml 0.0.7...
[INFO] testing rustml-0.0.7 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate rustml 0.0.7 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate rustml 0.0.7 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustml 0.0.7
[INFO] removed 13 missing examples
[INFO] finished tweaking crates.io crate rustml 0.0.7
[INFO] tweaked toml for crates.io crate rustml 0.0.7 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread_local v0.2.7
[INFO] [stderr]   Downloaded thread-id v2.0.0
[INFO] [stderr]   Downloaded regex v0.1.80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24e46016c20f66a5c4dc56b31e9f4a4bbe51c1643f9e651c7a5b590be8cde52f
[INFO] running `Command { std: "docker" "start" "-a" "24e46016c20f66a5c4dc56b31e9f4a4bbe51c1643f9e651c7a5b590be8cde52f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24e46016c20f66a5c4dc56b31e9f4a4bbe51c1643f9e651c7a5b590be8cde52f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24e46016c20f66a5c4dc56b31e9f4a4bbe51c1643f9e651c7a5b590be8cde52f", kill_on_drop: false }`
[INFO] [stdout] 24e46016c20f66a5c4dc56b31e9f4a4bbe51c1643f9e651c7a5b590be8cde52f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a868601281e2990f627abbf929ca0a1beaca787d32792e379df44138de20c2a5
[INFO] running `Command { std: "docker" "start" "-a" "a868601281e2990f627abbf929ca0a1beaca787d32792e379df44138de20c2a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling rustml v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> build.rs:25:26
[INFO] [stdout]    |
[INFO] [stdout] 25 |     assert!(s.success(), "\n\n".to_string() + msg);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 25 |     assert!(s.success(), "{}", "\n\n".to_string() + msg);
[INFO] [stdout]    |                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/datasets.rs:79:24
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut data = try!(GzipData::from_file(fname));
[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/datasets.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |         if try!(MnistDigits::read_u32(&mut data)) != 8 * 256 + 1 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/datasets.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let n = try!(MnistDigits::read_u32(&mut data));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:101:24
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let mut data = try!(GzipData::from_file(fname));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 103 |         if try!(MnistDigits::read_u32(&mut data)) != 8 * 256 + 3 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:107:17
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let n = try!(MnistDigits::read_u32(&mut data));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:109:20
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let rows = try!(MnistDigits::read_u32(&mut data));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let cols = try!(MnistDigits::read_u32(&mut data));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:125:22
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let labels = try!(MnistDigits::read_labels(labels_fname));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let values = try!(MnistDigits::read_examples(vectors_fname));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:155:24
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let features = try!(MnistDigits::path("train-images-idx3-ubyte.gz"));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:156:22
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let labels = try!(MnistDigits::path("train-labels-idx1-ubyte.gz"));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let features = try!(MnistDigits::path("t10k-images-idx3-ubyte.gz"));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:164:22
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let labels = try!(MnistDigits::path("t10k-labels-idx1-ubyte.gz"));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/io.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         try!(
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/io.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |             try!(GzDecoder::new(
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/io.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     try!(File::open(fname)
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/vectors.rs:225:37
[INFO] [stdout]     |
[INFO] [stdout] 225 |         buf: BufReader::<File>::new(try!(File::open(path))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/datasets.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 | use std::env::home_dir;
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]    --> src/datasets.rs:139:15
[INFO] [stdout]     |
[INFO] [stdout] 139 |         match home_dir() {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]  --> src/consts.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::home_dir;
[INFO] [stdout]   |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]  --> src/consts.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     match home_dir() {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ops.rs:411:25
[INFO] [stdout]     |
[INFO] [stdout] 411 |                     let mut r = m.row_mut(i).unwrap();
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 444 | matrix_vector_ops_impl!{ f32, s_gemv }
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `matrix_vector_ops_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ops.rs:421:25
[INFO] [stdout]     |
[INFO] [stdout] 421 |                     let mut r = m.row_mut(i).unwrap();
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 444 | matrix_vector_ops_impl!{ f32, s_gemv }
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `matrix_vector_ops_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ops.rs:411:25
[INFO] [stdout]     |
[INFO] [stdout] 411 |                     let mut r = m.row_mut(i).unwrap();
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 445 | matrix_vector_ops_impl!{ f64, d_gemv }
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `matrix_vector_ops_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ops.rs:421:25
[INFO] [stdout]     |
[INFO] [stdout] 421 |                     let mut r = m.row_mut(i).unwrap();
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 445 | matrix_vector_ops_impl!{ f64, d_gemv }
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `matrix_vector_ops_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 | /             format!("Dimensions of matrices do not match. {}x{}, {}x{}",
[INFO] [stdout] 228 | |                     self.rows(), self.cols(), e.rows(), e.cols()
[INFO] [stdout] 229 | |             )
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 227 ~             "Dimensions of matrices do not match. {}x{}, {}x{}",
[INFO] [stdout] 228 |                     self.rows(), self.cols(), e.rows(), e.cols()
[INFO] [stdout] 229 ~             
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/matrix.rs:1238:13
[INFO] [stdout]      |
[INFO] [stdout] 1238 | /             format!("Dimensions of matrices do not match. {}x{} * {}x{}",
[INFO] [stdout] 1239 | |                 self.rows(), self.cols(), rhs.rows(), rhs.cols()
[INFO] [stdout] 1240 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 1238 ~             "Dimensions of matrices do not match. {}x{} * {}x{}",
[INFO] [stdout] 1239 |                 self.rows(), self.cols(), rhs.rows(), rhs.cols()
[INFO] [stdout] 1240 ~             
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/matrix.rs:1277:13
[INFO] [stdout]      |
[INFO] [stdout] 1277 | /             format!("Dimensions of matrices do not match. {}x{} * {}x{}",
[INFO] [stdout] 1278 | |                 self.rows(), self.cols(), rhs.rows(), rhs.cols()
[INFO] [stdout] 1279 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 1277 ~             "Dimensions of matrices do not match. {}x{} * {}x{}",
[INFO] [stdout] 1278 |                 self.rows(), self.cols(), rhs.rows(), rhs.cols()
[INFO] [stdout] 1279 ~             
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops_inplace.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 | /             format!("Dimensions for d_gemm do not match: {}x{} * {}x{}", 
[INFO] [stdout] 108 | |             rowsa, colsa, rowsb, colsb
[INFO] [stdout] 109 | |         ));
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 107 ~             "Dimensions for d_gemm do not match: {}x{} * {}x{}", 
[INFO] [stdout] 108 |             rowsa, colsa, rowsb, colsb
[INFO] [stdout] 109 ~         );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.14s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "a868601281e2990f627abbf929ca0a1beaca787d32792e379df44138de20c2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a868601281e2990f627abbf929ca0a1beaca787d32792e379df44138de20c2a5", kill_on_drop: false }`
[INFO] [stdout] a868601281e2990f627abbf929ca0a1beaca787d32792e379df44138de20c2a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a97169b9572d382bc56f6484a9cc4e4526846c3ca68321e2f4d9da61b98e2537
[INFO] running `Command { std: "docker" "start" "-a" "a97169b9572d382bc56f6484a9cc4e4526846c3ca68321e2f4d9da61b98e2537", kill_on_drop: false }`
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> build.rs:25:26
[INFO] [stdout]    |
[INFO] [stdout] 25 |     assert!(s.success(), "\n\n".to_string() + msg);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 25 |     assert!(s.success(), "{}", "\n\n".to_string() + msg);
[INFO] [stdout]    |                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/datasets.rs:79:24
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut data = try!(GzipData::from_file(fname));
[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/datasets.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |         if try!(MnistDigits::read_u32(&mut data)) != 8 * 256 + 1 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/datasets.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let n = try!(MnistDigits::read_u32(&mut data));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:101:24
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let mut data = try!(GzipData::from_file(fname));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 103 |         if try!(MnistDigits::read_u32(&mut data)) != 8 * 256 + 3 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:107:17
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let n = try!(MnistDigits::read_u32(&mut data));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:109:20
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let rows = try!(MnistDigits::read_u32(&mut data));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let cols = try!(MnistDigits::read_u32(&mut data));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:125:22
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let labels = try!(MnistDigits::read_labels(labels_fname));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let values = try!(MnistDigits::read_examples(vectors_fname));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:155:24
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let features = try!(MnistDigits::path("train-images-idx3-ubyte.gz"));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:156:22
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let labels = try!(MnistDigits::path("train-labels-idx1-ubyte.gz"));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let features = try!(MnistDigits::path("t10k-images-idx3-ubyte.gz"));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:164:22
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let labels = try!(MnistDigits::path("t10k-labels-idx1-ubyte.gz"));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/io.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         try!(
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/io.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |             try!(GzDecoder::new(
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/io.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     try!(File::open(fname)
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/vectors.rs:225:37
[INFO] [stdout]     |
[INFO] [stdout] 225 |         buf: BufReader::<File>::new(try!(File::open(path))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/datasets.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 | use std::env::home_dir;
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]    --> src/datasets.rs:139:15
[INFO] [stdout]     |
[INFO] [stdout] 139 |         match home_dir() {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]  --> src/consts.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::home_dir;
[INFO] [stdout]   |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]  --> src/consts.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     match home_dir() {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ops.rs:411:25
[INFO] [stdout]     |
[INFO] [stdout] 411 |                     let mut r = m.row_mut(i).unwrap();
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 444 | matrix_vector_ops_impl!{ f32, s_gemv }
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `matrix_vector_ops_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ops.rs:421:25
[INFO] [stdout]     |
[INFO] [stdout] 421 |                     let mut r = m.row_mut(i).unwrap();
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 444 | matrix_vector_ops_impl!{ f32, s_gemv }
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `matrix_vector_ops_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ops.rs:411:25
[INFO] [stdout]     |
[INFO] [stdout] 411 |                     let mut r = m.row_mut(i).unwrap();
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 445 | matrix_vector_ops_impl!{ f64, d_gemv }
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `matrix_vector_ops_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ops.rs:421:25
[INFO] [stdout]     |
[INFO] [stdout] 421 |                     let mut r = m.row_mut(i).unwrap();
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 445 | matrix_vector_ops_impl!{ f64, d_gemv }
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `matrix_vector_ops_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 | /             format!("Dimensions of matrices do not match. {}x{}, {}x{}",
[INFO] [stdout] 228 | |                     self.rows(), self.cols(), e.rows(), e.cols()
[INFO] [stdout] 229 | |             )
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 227 ~             "Dimensions of matrices do not match. {}x{}, {}x{}",
[INFO] [stdout] 228 |                     self.rows(), self.cols(), e.rows(), e.cols()
[INFO] [stdout] 229 ~             
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/matrix.rs:1238:13
[INFO] [stdout]      |
[INFO] [stdout] 1238 | /             format!("Dimensions of matrices do not match. {}x{} * {}x{}",
[INFO] [stdout] 1239 | |                 self.rows(), self.cols(), rhs.rows(), rhs.cols()
[INFO] [stdout] 1240 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 1238 ~             "Dimensions of matrices do not match. {}x{} * {}x{}",
[INFO] [stdout] 1239 |                 self.rows(), self.cols(), rhs.rows(), rhs.cols()
[INFO] [stdout] 1240 ~             
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/matrix.rs:1277:13
[INFO] [stdout]      |
[INFO] [stdout] 1277 | /             format!("Dimensions of matrices do not match. {}x{} * {}x{}",
[INFO] [stdout] 1278 | |                 self.rows(), self.cols(), rhs.rows(), rhs.cols()
[INFO] [stdout] 1279 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 1277 ~             "Dimensions of matrices do not match. {}x{} * {}x{}",
[INFO] [stdout] 1278 |                 self.rows(), self.cols(), rhs.rows(), rhs.cols()
[INFO] [stdout] 1279 ~             
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops_inplace.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 | /             format!("Dimensions for d_gemm do not match: {}x{} * {}x{}", 
[INFO] [stdout] 108 | |             rowsa, colsa, rowsb, colsb
[INFO] [stdout] 109 | |         ));
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 107 ~             "Dimensions for d_gemm do not match: {}x{} * {}x{}", 
[INFO] [stdout] 108 |             rowsa, colsa, rowsb, colsb
[INFO] [stdout] 109 ~         );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustml v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> tests/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use] extern crate rustml;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]  --> tests/lib.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env::home_dir;
[INFO] [stdout]   |               ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> tests/lib.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let mut p = home_dir().unwrap();
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/datasets.rs:79:24
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut data = try!(GzipData::from_file(fname));
[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/datasets.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |         if try!(MnistDigits::read_u32(&mut data)) != 8 * 256 + 1 {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/datasets.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let n = try!(MnistDigits::read_u32(&mut data));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:101:24
[INFO] [stdout]     |
[INFO] [stdout] 101 |         let mut data = try!(GzipData::from_file(fname));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 103 |         if try!(MnistDigits::read_u32(&mut data)) != 8 * 256 + 3 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:107:17
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let n = try!(MnistDigits::read_u32(&mut data));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:109:20
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let rows = try!(MnistDigits::read_u32(&mut data));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 |         let cols = try!(MnistDigits::read_u32(&mut data));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:125:22
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let labels = try!(MnistDigits::read_labels(labels_fname));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let values = try!(MnistDigits::read_examples(vectors_fname));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:155:24
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let features = try!(MnistDigits::path("train-images-idx3-ubyte.gz"));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:156:22
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let labels = try!(MnistDigits::path("train-labels-idx1-ubyte.gz"));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let features = try!(MnistDigits::path("t10k-images-idx3-ubyte.gz"));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/datasets.rs:164:22
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let labels = try!(MnistDigits::path("t10k-labels-idx1-ubyte.gz"));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `matrix::*`
[INFO] [stdout]    --> src/distance.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 |     use matrix::*;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/io.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         try!(
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/io.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |             try!(GzDecoder::new(
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/io.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     try!(File::open(fname)
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/io.rs:576:69
[INFO] [stdout]     |
[INFO] [stdout] 576 |         let v = r.map(|x| x.unwrap()).collect::<Vec<Vec<String>>>();;
[INFO] [stdout]     |                                                                     ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `matrix::*`
[INFO] [stdout]   --> src/knn.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     use matrix::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/vectors.rs:225:37
[INFO] [stdout]     |
[INFO] [stdout] 225 |         buf: BufReader::<File>::new(try!(File::open(path))),
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::num::abs`
[INFO] [stdout]    --> src/ops.rs:545:9
[INFO] [stdout]     |
[INFO] [stdout] 545 |     use self::num::abs;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `matrix::*`
[INFO] [stdout]    --> src/regression.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     use matrix::*;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::num::abs`
[INFO] [stdout]    --> src/nn.rs:480:9
[INFO] [stdout]     |
[INFO] [stdout] 480 |     use self::num::abs;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]   --> src/datasets.rs:37:15
[INFO] [stdout]    |
[INFO] [stdout] 37 | use std::env::home_dir;
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]    --> src/datasets.rs:139:15
[INFO] [stdout]     |
[INFO] [stdout] 139 |         match home_dir() {
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]  --> src/consts.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::home_dir;
[INFO] [stdout]   |               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead.
[INFO] [stdout]  --> src/consts.rs:9:11
[INFO] [stdout]   |
[INFO] [stdout] 9 |     match home_dir() {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ops.rs:411:25
[INFO] [stdout]     |
[INFO] [stdout] 411 |                     let mut r = m.row_mut(i).unwrap();
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 444 | matrix_vector_ops_impl!{ f32, s_gemv }
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `matrix_vector_ops_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ops.rs:421:25
[INFO] [stdout]     |
[INFO] [stdout] 421 |                     let mut r = m.row_mut(i).unwrap();
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 444 | matrix_vector_ops_impl!{ f32, s_gemv }
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `matrix_vector_ops_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ops.rs:411:25
[INFO] [stdout]     |
[INFO] [stdout] 411 |                     let mut r = m.row_mut(i).unwrap();
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 445 | matrix_vector_ops_impl!{ f64, d_gemv }
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `matrix_vector_ops_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ops.rs:421:25
[INFO] [stdout]     |
[INFO] [stdout] 421 |                     let mut r = m.row_mut(i).unwrap();
[INFO] [stdout]     |                         ----^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 445 | matrix_vector_ops_impl!{ f64, d_gemv }
[INFO] [stdout]     | -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `matrix_vector_ops_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/matrix.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 | /             format!("Dimensions of matrices do not match. {}x{}, {}x{}",
[INFO] [stdout] 228 | |                     self.rows(), self.cols(), e.rows(), e.cols()
[INFO] [stdout] 229 | |             )
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 227 ~             "Dimensions of matrices do not match. {}x{}, {}x{}",
[INFO] [stdout] 228 |                     self.rows(), self.cols(), e.rows(), e.cols()
[INFO] [stdout] 229 ~             
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/matrix.rs:1238:13
[INFO] [stdout]      |
[INFO] [stdout] 1238 | /             format!("Dimensions of matrices do not match. {}x{} * {}x{}",
[INFO] [stdout] 1239 | |                 self.rows(), self.cols(), rhs.rows(), rhs.cols()
[INFO] [stdout] 1240 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 1238 ~             "Dimensions of matrices do not match. {}x{} * {}x{}",
[INFO] [stdout] 1239 |                 self.rows(), self.cols(), rhs.rows(), rhs.cols()
[INFO] [stdout] 1240 ~             
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/matrix.rs:1277:13
[INFO] [stdout]      |
[INFO] [stdout] 1277 | /             format!("Dimensions of matrices do not match. {}x{} * {}x{}",
[INFO] [stdout] 1278 | |                 self.rows(), self.cols(), rhs.rows(), rhs.cols()
[INFO] [stdout] 1279 | |             )
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]      |
[INFO] [stdout] 1277 ~             "Dimensions of matrices do not match. {}x{} * {}x{}",
[INFO] [stdout] 1278 |                 self.rows(), self.cols(), rhs.rows(), rhs.cols()
[INFO] [stdout] 1279 ~             
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ops_inplace.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 | /             format!("Dimensions for d_gemm do not match: {}x{} * {}x{}", 
[INFO] [stdout] 108 | |             rowsa, colsa, rowsb, colsb
[INFO] [stdout] 109 | |         ));
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 107 ~             "Dimensions for d_gemm do not match: {}x{} * {}x{}", 
[INFO] [stdout] 108 |             rowsa, colsa, rowsb, colsb
[INFO] [stdout] 109 ~         );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcuAOlUT/symbols.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.2vaxbyk1k8lc0wgm.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/miniz-sys-d7871c676d462e1e/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lblas" "-lopencv_highgui" "-lopencv_imgcodecs" "-lopencv_core" "-lopencv_imgproc" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-2bcc87e061734fce.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-4c2368e8367904c3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-06b9dcb8e6d4191c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-23a78788aee51060.rlib" "/opt/rustwide/target/debug/deps/libregex-538d2685897a0a11.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-2bc5966f250097ae.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-fc852690e5947aed.rlib" "/opt/rustwide/target/debug/deps/libthread_local-b68012a0a25934c6.rlib" "/opt/rustwide/target/debug/deps/libthread_id-cde8921e38cfd096.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-28015c70dbe38285.rlib" "/opt/rustwide/target/debug/deps/libmemchr-52f9a9e2ff24f2b2.rlib" "/opt/rustwide/target/debug/deps/libflate2-88e5e4fd90c866ef.rlib" "/opt/rustwide/target/debug/deps/libminiz_sys-08a2d371de4a7b3f.rlib" "/opt/rustwide/target/debug/deps/libtime-3487bd5840a6d6d7.rlib" "/opt/rustwide/target/debug/deps/libnum-45dfd6b4453e9d9d.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-292ecb5e473ffe52.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-3ef2119ad820a01a.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-0c93bd7f6fef7dcb.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-bdf045fabfc65aef.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-c7702e5e8e1b2d7d.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-ddb4729518a41a41.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-20b15c62e5e0e397.rlib" "/opt/rustwide/target/debug/deps/librand-bb3783eb89f0576f.rlib" "/opt/rustwide/target/debug/deps/liblibc-437468c9c78eaf61.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-0e29cc23c5e02021.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d903621768a861d9.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6d0225e655f31c13.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-9dbaf4eac7eaa079.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-27f05b3d42a66dd0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-4d73f1030321c9a2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-2846c9e58abd0acb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a53d0f50415947be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d48e4b6abc25b9dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-2991859439ef1207.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-8a687517e4221bae.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-e07b554f6a67f5b3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b68238b7c3c619dd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d5e213e896c017e4.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0211a3b2e61d8689.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-b371f055239ba51f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-e60518d2760eb01e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-1ad943f92a4b1081.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f0d6e4d0fc1e80b4.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2023-04-20-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rustml-0428d85a684935e2" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.6.rcgu.o: in function `rustml::opencv::Image::to_file':
[INFO] [stdout]           /opt/rustwide/workdir/src/opencv/mod.rs:239: undefined reference to `cvSaveImage'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.6.rcgu.o: in function `rustml::opencv::RgbImage::from_file':
[INFO] [stdout]           /opt/rustwide/workdir/src/opencv/mod.rs:483: undefined reference to `cvLoadImage'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.6.rcgu.o: in function `rustml::opencv::GrayImage::from_file':
[INFO] [stdout]           /opt/rustwide/workdir/src/opencv/mod.rs:560: undefined reference to `cvLoadImage'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.6.rcgu.o: in function `rustml::opencv::Video::from_file':
[INFO] [stdout]           /opt/rustwide/workdir/src/opencv/mod.rs:785: undefined reference to `cvCreateFileCapture'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.6.rcgu.o: in function `<rustml::opencv::Video as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/workdir/src/opencv/mod.rs:812: undefined reference to `cvReleaseCapture'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustml-0428d85a684935e2.rustml.b80636cd-cgu.6.rcgu.o: in function `<rustml::opencv::VideoGrayFrameIterator as core::iter::traits::iterator::Iterator>::next':
[INFO] [stdout]           /opt/rustwide/workdir/src/opencv/mod.rs:860: undefined reference to `cvGrabFrame'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/opencv/mod.rs:866: undefined reference to `cvRetrieveFrame'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustml` (lib test) due to 2 previous errors; 36 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a97169b9572d382bc56f6484a9cc4e4526846c3ca68321e2f4d9da61b98e2537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a97169b9572d382bc56f6484a9cc4e4526846c3ca68321e2f4d9da61b98e2537", kill_on_drop: false }`
[INFO] [stdout] a97169b9572d382bc56f6484a9cc4e4526846c3ca68321e2f4d9da61b98e2537
