[INFO] fetching crate rustml 0.0.7...
[INFO] testing rustml-0.0.7 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rustml 0.0.7 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate rustml 0.0.7 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-26/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 536de4ad6266baeeaf6b78de9e181fcf5c63462e10cae70c2aae039697af8a47
[INFO] running `Command { std: "docker" "start" "-a" "536de4ad6266baeeaf6b78de9e181fcf5c63462e10cae70c2aae039697af8a47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "536de4ad6266baeeaf6b78de9e181fcf5c63462e10cae70c2aae039697af8a47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "536de4ad6266baeeaf6b78de9e181fcf5c63462e10cae70c2aae039697af8a47", kill_on_drop: false }`
[INFO] [stdout] 536de4ad6266baeeaf6b78de9e181fcf5c63462e10cae70c2aae039697af8a47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78fce087692f77abccf4df636f5aa63d1b1abb7ce979ca5b1ee4c197bc2944c2
[INFO] running `Command { std: "docker" "start" "-a" "78fce087692f77abccf4df636f5aa63d1b1abb7ce979ca5b1ee4c197bc2944c2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustml v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[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: `#[warn(non_fmt_panics)]` on by default
[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] 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] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling flate2 v0.2.20
[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 is unexpected and probably not what you want. 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 is unexpected and probably not what you want. 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 is unexpected and probably not what you want. 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 is unexpected and probably not what you want. 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: `#[warn(non_fmt_panics)]` on by default
[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] 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 5.73s
[INFO] running `Command { std: "docker" "inspect" "78fce087692f77abccf4df636f5aa63d1b1abb7ce979ca5b1ee4c197bc2944c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78fce087692f77abccf4df636f5aa63d1b1abb7ce979ca5b1ee4c197bc2944c2", kill_on_drop: false }`
[INFO] [stdout] 78fce087692f77abccf4df636f5aa63d1b1abb7ce979ca5b1ee4c197bc2944c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e56674db845c67cedcb60fb2d15878962447cb102a9564a74a029dcdcb6d30b3
[INFO] running `Command { std: "docker" "start" "-a" "e56674db845c67cedcb60fb2d15878962447cb102a9564a74a029dcdcb6d30b3", 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: `#[warn(non_fmt_panics)]` on by default
[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] 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] [stderr]    Compiling rustml v0.0.7 (/opt/rustwide/workdir)
[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 is unexpected and probably not what you want. 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 is unexpected and probably not what you want. 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 is unexpected and probably not what you want. 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 is unexpected and probably not what you want. 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: `#[warn(non_fmt_panics)]` on by default
[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] 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] [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 is unexpected and probably not what you want. 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 is unexpected and probably not what you want. 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 is unexpected and probably not what you want. 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 is unexpected and probably not what you want. 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 is unexpected and probably not what you want. 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 is unexpected and probably not what you want. 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: `#[warn(non_fmt_panics)]` on by default
[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] 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: "cc" "-m64" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.1dp14cmozyfnairo.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/miniz-sys-4e59523b3b897c9f/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-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-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-d9ecd5377b7dfa2f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-e95f8ccbb889cb3a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-bc3d259c8a5de0c3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-2b85ee1dcf40ad05.rlib" "/opt/rustwide/target/debug/deps/libregex-68481fc9206637fc.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-5a604ca6044e4a98.rlib" "/opt/rustwide/target/debug/deps/libthread_id-df5b2734f8f5525c.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-22ce3d440de0b34f.rlib" "/opt/rustwide/target/debug/deps/libmemchr-5044b05c383e724f.rlib" "/opt/rustwide/target/debug/deps/libflate2-1cbea49c1749ec8b.rlib" "/opt/rustwide/target/debug/deps/libminiz_sys-069a07d20583d254.rlib" "/opt/rustwide/target/debug/deps/libtime-cecf4159cbf7ae04.rlib" "/opt/rustwide/target/debug/deps/libnum-daba9600991bf25e.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-656078d2a79a397f.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-70132453c4198453.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-4a44f0cb1f636118.rlib" "/opt/rustwide/target/debug/deps/librustc_serialize-bdf045fabfc65aef.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-13a0a61122c89ff9.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-64bfb6aabf0b0609.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-c8218129049a6c67.rlib" "/opt/rustwide/target/debug/deps/librand-852037803bfa02a9.rlib" "/opt/rustwide/target/debug/deps/liblibc-44afddf82674132d.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-ff9290e971253a38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-5534b29ea7b2d8f5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-8bfbb13072fc2761.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-d6d1fa92fa620f17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7cfd201521727d95.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0e8010e8fce8e5a7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-19093fec3c6dd913.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-89c4cbe9256c1890.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-73e4507673363945.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-3fe98c0f46f27964.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-a76787f08d45e37d.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8cea480e62c5b261.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-1fb939608cd05a1c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-842e67e3ab562f66.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0c1c8fec3b1a54cc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-689faa634b72af17.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-6c2c561a8181be5e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-88c4d85fe493b0a6.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-f5394bdb1df5df01.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2022-04-10-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/rustml-71a8648c2119ea08.rustml.f1ee4207-cgu.10.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-71a8648c2119ea08.rustml.f1ee4207-cgu.10.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-71a8648c2119ea08.rustml.f1ee4207-cgu.10.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-71a8648c2119ea08.rustml.f1ee4207-cgu.10.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-71a8648c2119ea08.rustml.f1ee4207-cgu.10.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-71a8648c2119ea08.rustml.f1ee4207-cgu.10.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]   = help: 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` due to 2 previous errors; 36 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e56674db845c67cedcb60fb2d15878962447cb102a9564a74a029dcdcb6d30b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e56674db845c67cedcb60fb2d15878962447cb102a9564a74a029dcdcb6d30b3", kill_on_drop: false }`
[INFO] [stdout] e56674db845c67cedcb60fb2d15878962447cb102a9564a74a029dcdcb6d30b3