[INFO] fetching crate la 0.2.0...
[INFO] testing la-0.2.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate la 0.2.0 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate la 0.2.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate la 0.2.0
[INFO] finished tweaking crates.io crate la 0.2.0
[INFO] tweaked toml for crates.io crate la 0.2.0 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 126e1b04f06edf9f102cec6c30338456f2271c9c6d64a251d4dbe56524e92714
[INFO] running `Command { std: "docker" "start" "-a" "126e1b04f06edf9f102cec6c30338456f2271c9c6d64a251d4dbe56524e92714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "126e1b04f06edf9f102cec6c30338456f2271c9c6d64a251d4dbe56524e92714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "126e1b04f06edf9f102cec6c30338456f2271c9c6d64a251d4dbe56524e92714", kill_on_drop: false }`
[INFO] [stdout] 126e1b04f06edf9f102cec6c30338456f2271c9c6d64a251d4dbe56524e92714
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8182140c4d6f395160a946b51ddb9151b5b7a4fc8cbd1a6fb1b640942c7df35
[INFO] running `Command { std: "docker" "start" "-a" "e8182140c4d6f395160a946b51ddb9151b5b7a4fc8cbd1a6fb1b640942c7df35", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling la v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matrix/mmatrix.rs:19:38
[INFO] [stdout]    |
[INFO] [stdout] 19 |   pub fn mmap<'a>(&'a mut self, f : &Fn(&T) -> T) -> &'a mut Matrix<T> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matrix/mod.rs:186:36
[INFO] [stdout]     |
[INFO] [stdout] 186 |   pub fn map<S : Copy>(&self, f : &Fn(&T) -> S) -> Matrix<S> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matrix/mod.rs:198:53
[INFO] [stdout]     |
[INFO] [stdout] 198 |   pub fn reduce<S : Copy>(&self, init: &Vec<S>, f: &Fn(&S, &T) -> S) -> Matrix<S> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&S, &T) -> S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matrix/mod.rs:494:34
[INFO] [stdout]     |
[INFO] [stdout] 494 |   pub fn filter_rows(&self, f : &Fn(&Matrix<T>, usize) -> bool) -> Matrix<T> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix<T>, usize) -> bool`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matrix/mod.rs:504:37
[INFO] [stdout]     |
[INFO] [stdout] 504 |   pub fn filter_columns(&self, f : &Fn(&Matrix<T>, usize) -> bool) -> Matrix<T> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix<T>, usize) -> bool`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:552:5
[INFO] [stdout]     |
[INFO] [stdout] 552 |     try!(write!(fmt, "\n"));
[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/matrix/mod.rs:554:7
[INFO] [stdout]     |
[INFO] [stdout] 554 |       try!(write!(fmt, "|"));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:562:9
[INFO] [stdout]     |
[INFO] [stdout] 562 |         try!(write!(fmt, "{}{:?}", padding, v));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:564:7
[INFO] [stdout]     |
[INFO] [stdout] 564 |       try!(write!(fmt, " |\n"));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util.rs:9:61
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn read_csv<T : Copy>(buf_reader_name : &str, parser : &Fn(&str) -> T) -> Matrix<T> {
[INFO] [stdout]   |                                                             ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> T`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.31s
[INFO] running `Command { std: "docker" "inspect" "e8182140c4d6f395160a946b51ddb9151b5b7a4fc8cbd1a6fb1b640942c7df35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8182140c4d6f395160a946b51ddb9151b5b7a4fc8cbd1a6fb1b640942c7df35", kill_on_drop: false }`
[INFO] [stdout] e8182140c4d6f395160a946b51ddb9151b5b7a4fc8cbd1a6fb1b640942c7df35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cea72a5df32b32104e18fa4f9f1bbb6ba5ad82d68686b14962143454769c169
[INFO] running `Command { std: "docker" "start" "-a" "8cea72a5df32b32104e18fa4f9f1bbb6ba5ad82d68686b14962143454769c169", kill_on_drop: false }`
[INFO] [stderr]    Compiling la v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matrix/mmatrix.rs:19:38
[INFO] [stdout]    |
[INFO] [stdout] 19 |   pub fn mmap<'a>(&'a mut self, f : &Fn(&T) -> T) -> &'a mut Matrix<T> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matrix/mod.rs:186:36
[INFO] [stdout]     |
[INFO] [stdout] 186 |   pub fn map<S : Copy>(&self, f : &Fn(&T) -> S) -> Matrix<S> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matrix/mod.rs:198:53
[INFO] [stdout]     |
[INFO] [stdout] 198 |   pub fn reduce<S : Copy>(&self, init: &Vec<S>, f: &Fn(&S, &T) -> S) -> Matrix<S> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&S, &T) -> S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matrix/mod.rs:494:34
[INFO] [stdout]     |
[INFO] [stdout] 494 |   pub fn filter_rows(&self, f : &Fn(&Matrix<T>, usize) -> bool) -> Matrix<T> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix<T>, usize) -> bool`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matrix/mod.rs:504:37
[INFO] [stdout]     |
[INFO] [stdout] 504 |   pub fn filter_columns(&self, f : &Fn(&Matrix<T>, usize) -> bool) -> Matrix<T> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix<T>, usize) -> bool`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:552:5
[INFO] [stdout]     |
[INFO] [stdout] 552 |     try!(write!(fmt, "\n"));
[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/matrix/mod.rs:554:7
[INFO] [stdout]     |
[INFO] [stdout] 554 |       try!(write!(fmt, "|"));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:562:9
[INFO] [stdout]     |
[INFO] [stdout] 562 |         try!(write!(fmt, "{}{:?}", padding, v));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:564:7
[INFO] [stdout]     |
[INFO] [stdout] 564 |       try!(write!(fmt, " |\n"));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util.rs:9:61
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn read_csv<T : Copy>(buf_reader_name : &str, parser : &Fn(&str) -> T) -> Matrix<T> {
[INFO] [stdout]   |                                                             ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> T`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/matrix/mmatrix.rs:19:38
[INFO] [stdout]    |
[INFO] [stdout] 19 |   pub fn mmap<'a>(&'a mut self, f : &Fn(&T) -> T) -> &'a mut Matrix<T> {
[INFO] [stdout]    |                                      ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matrix/mod.rs:186:36
[INFO] [stdout]     |
[INFO] [stdout] 186 |   pub fn map<S : Copy>(&self, f : &Fn(&T) -> S) -> Matrix<S> {
[INFO] [stdout]     |                                    ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matrix/mod.rs:198:53
[INFO] [stdout]     |
[INFO] [stdout] 198 |   pub fn reduce<S : Copy>(&self, init: &Vec<S>, f: &Fn(&S, &T) -> S) -> Matrix<S> {
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&S, &T) -> S`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matrix/mod.rs:494:34
[INFO] [stdout]     |
[INFO] [stdout] 494 |   pub fn filter_rows(&self, f : &Fn(&Matrix<T>, usize) -> bool) -> Matrix<T> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix<T>, usize) -> bool`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/matrix/mod.rs:504:37
[INFO] [stdout]     |
[INFO] [stdout] 504 |   pub fn filter_columns(&self, f : &Fn(&Matrix<T>, usize) -> bool) -> Matrix<T> {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix<T>, usize) -> bool`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:552:5
[INFO] [stdout]     |
[INFO] [stdout] 552 |     try!(write!(fmt, "\n"));
[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/matrix/mod.rs:554:7
[INFO] [stdout]     |
[INFO] [stdout] 554 |       try!(write!(fmt, "|"));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:562:9
[INFO] [stdout]     |
[INFO] [stdout] 562 |         try!(write!(fmt, "{}{:?}", padding, v));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/matrix/mod.rs:564:7
[INFO] [stdout]     |
[INFO] [stdout] 564 |       try!(write!(fmt, " |\n"));
[INFO] [stdout]     |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/matrix/mod.rs:1154:38
[INFO] [stdout]      |
[INFO] [stdout] 1154 |   let m2 = m.filter_rows(&|_, row| { ((row % 2) == 0) });
[INFO] [stdout]      |                                      ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/matrix/mod.rs:1163:41
[INFO] [stdout]      |
[INFO] [stdout] 1163 |   let m2 = m.filter_columns(&|_, col| { (col >= 1) });
[INFO] [stdout]      |                                         ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/util.rs:9:61
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn read_csv<T : Copy>(buf_reader_name : &str, parser : &Fn(&str) -> T) -> Matrix<T> {
[INFO] [stdout]   |                                                             ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> T`
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `Command { std: "docker" "inspect" "8cea72a5df32b32104e18fa4f9f1bbb6ba5ad82d68686b14962143454769c169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cea72a5df32b32104e18fa4f9f1bbb6ba5ad82d68686b14962143454769c169", kill_on_drop: false }`
[INFO] [stdout] 8cea72a5df32b32104e18fa4f9f1bbb6ba5ad82d68686b14962143454769c169
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8528eef57ff3eba63cdcfa23a393695a8bf5a6308577d32dce663269a3fccf0c
[INFO] running `Command { std: "docker" "start" "-a" "8528eef57ff3eba63cdcfa23a393695a8bf5a6308577d32dce663269a3fccf0c", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matrix/mmatrix.rs:19:38
[INFO] [stderr]    |
[INFO] [stderr] 19 |   pub fn mmap<'a>(&'a mut self, f : &Fn(&T) -> T) -> &'a mut Matrix<T> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matrix/mod.rs:186:36
[INFO] [stderr]     |
[INFO] [stderr] 186 |   pub fn map<S : Copy>(&self, f : &Fn(&T) -> S) -> Matrix<S> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> S`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matrix/mod.rs:198:53
[INFO] [stderr]     |
[INFO] [stderr] 198 |   pub fn reduce<S : Copy>(&self, init: &Vec<S>, f: &Fn(&S, &T) -> S) -> Matrix<S> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&S, &T) -> S`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matrix/mod.rs:494:34
[INFO] [stderr]     |
[INFO] [stderr] 494 |   pub fn filter_rows(&self, f : &Fn(&Matrix<T>, usize) -> bool) -> Matrix<T> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix<T>, usize) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matrix/mod.rs:504:37
[INFO] [stderr]     |
[INFO] [stderr] 504 |   pub fn filter_columns(&self, f : &Fn(&Matrix<T>, usize) -> bool) -> Matrix<T> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix<T>, usize) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/matrix/mod.rs:552:5
[INFO] [stderr]     |
[INFO] [stderr] 552 |     try!(write!(fmt, "\n"));
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/matrix/mod.rs:554:7
[INFO] [stderr]     |
[INFO] [stderr] 554 |       try!(write!(fmt, "|"));
[INFO] [stderr]     |       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/matrix/mod.rs:562:9
[INFO] [stderr]     |
[INFO] [stderr] 562 |         try!(write!(fmt, "{}{:?}", padding, v));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/matrix/mod.rs:564:7
[INFO] [stderr]     |
[INFO] [stderr] 564 |       try!(write!(fmt, " |\n"));
[INFO] [stderr]     |       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/util.rs:9:61
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn read_csv<T : Copy>(buf_reader_name : &str, parser : &Fn(&str) -> T) -> Matrix<T> {
[INFO] [stderr]   |                                                             ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/matrix/mmatrix.rs:19:38
[INFO] [stderr]    |
[INFO] [stderr] 19 |   pub fn mmap<'a>(&'a mut self, f : &Fn(&T) -> T) -> &'a mut Matrix<T> {
[INFO] [stderr]    |                                      ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matrix/mod.rs:186:36
[INFO] [stderr]     |
[INFO] [stderr] 186 |   pub fn map<S : Copy>(&self, f : &Fn(&T) -> S) -> Matrix<S> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> S`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matrix/mod.rs:198:53
[INFO] [stderr]     |
[INFO] [stderr] 198 |   pub fn reduce<S : Copy>(&self, init: &Vec<S>, f: &Fn(&S, &T) -> S) -> Matrix<S> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&S, &T) -> S`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matrix/mod.rs:494:34
[INFO] [stderr]     |
[INFO] [stderr] 494 |   pub fn filter_rows(&self, f : &Fn(&Matrix<T>, usize) -> bool) -> Matrix<T> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix<T>, usize) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/matrix/mod.rs:504:37
[INFO] [stderr]     |
[INFO] [stderr] 504 |   pub fn filter_columns(&self, f : &Fn(&Matrix<T>, usize) -> bool) -> Matrix<T> {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Matrix<T>, usize) -> bool`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/matrix/mod.rs:552:5
[INFO] [stderr]     |
[INFO] [stderr] 552 |     try!(write!(fmt, "\n"));
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/matrix/mod.rs:554:7
[INFO] [stderr]     |
[INFO] [stderr] 554 |       try!(write!(fmt, "|"));
[INFO] [stderr]     |       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/matrix/mod.rs:562:9
[INFO] [stderr]     |
[INFO] [stderr] 562 |         try!(write!(fmt, "{}{:?}", padding, v));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/matrix/mod.rs:564:7
[INFO] [stderr]     |
[INFO] [stderr] 564 |       try!(write!(fmt, " |\n"));
[INFO] [stderr]     |       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> src/matrix/mod.rs:1154:38
[INFO] [stderr]      |
[INFO] [stderr] 1154 |   let m2 = m.filter_rows(&|_, row| { ((row % 2) == 0) });
[INFO] [stderr]      |                                      ^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]     --> src/matrix/mod.rs:1163:41
[INFO] [stderr]      |
[INFO] [stderr] 1163 |   let m2 = m.filter_columns(&|_, col| { (col >= 1) });
[INFO] [stderr]      |                                         ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/util.rs:9:61
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn read_csv<T : Copy>(buf_reader_name : &str, parser : &Fn(&str) -> T) -> Matrix<T> {
[INFO] [stderr]   |                                                             ^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&str) -> T`
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/la-f291079844b8cef1)
[INFO] [stdout] 
[INFO] [stdout] running 104 tests
[INFO] [stdout] test decomp::cholesky::cholesky_not_pos_def_test ... ok
[INFO] [stdout] test decomp::cholesky::cholesky_not_square_test ... ok
[INFO] [stdout] test decomp::cholesky::cholesky_solve_test ... ok
[INFO] [stdout] test decomp::cholesky::cholesky_square_pos_def_test ... ok
[INFO] [stdout] test decomp::eigen::eigen_test_symmetric ... ok
[INFO] [stdout] test decomp::eigen::eigen_test_asymmetric ... ok
[INFO] [stdout] test decomp::lu::lu_det_test ... ok
[INFO] [stdout] test decomp::lu::lu_is_non_singular_test ... ok
[INFO] [stdout] test decomp::lu::lu_is_singular_test ... ok
[INFO] [stdout] test decomp::lu::lu_solve_test ... ok
[INFO] [stdout] test decomp::lu::lu_solve_test_singular ... ok
[INFO] [stdout] test decomp::lu::test_lu2_m_over_n ... ok
[INFO] [stdout] test decomp::lu::test_lu2_m_under_n ... ok
[INFO] [stdout] test decomp::lu::test_lu_square ... ok
[INFO] [stdout] test decomp::qr::qr_test ... ok
[INFO] [stdout] test decomp::qr::qr_test_m_over_n ... ok
[INFO] [stdout] test decomp::qr::qr_test_n_over_m ... ok
[INFO] [stdout] test decomp::svd::direct_test ... ok
[INFO] [stdout] test decomp::svd::direct_test_m_over_n ... ok
[INFO] [stdout] test decomp::svd::direct_test_n_over_m ... ok
[INFO] [stdout] test decomp::svd::svd_test ... ok
[INFO] [stdout] test decomp::svd::svd_test_n_over_m ... ok
[INFO] [stdout] test matrix::mmatrix::test_algebra ... ok
[INFO] [stdout] test internalutil::hypot_test ... ok
[INFO] [stdout] test decomp::svd::svd_test_m_over_n ... ok
[INFO] [stdout] test matrix::mmatrix::test_get_set ... ok
[INFO] [stdout] test matrix::mmatrix::test_map ... ok
[INFO] [stdout] test matrix::mmatrix::test_mmul ... ok
[INFO] [stdout] test matrix::mmatrix::test_t ... ok
[INFO] [stdout] test matrix::test_algebra ... ok
[INFO] [stdout] test decomp::cholesky::cholesky_solve_test_incompatible - should panic ... ok
[INFO] [stdout] test decomp::lu::lu_det_test_not_square - should panic ... ok
[INFO] [stdout] test matrix::test_block_diag ... ok
[INFO] [stdout] test matrix::test_cb ... ok
[INFO] [stdout] test matrix::test_cr ... ok
[INFO] [stdout] test decomp::lu::lu_solve_test_incompatible - should panic ... ok
[INFO] [stdout] test matrix::test_det ... ok
[INFO] [stdout] test matrix::mmatrix::test_get_mref_out_of_bounds_x - should panic ... ok
[INFO] [stdout] test matrix::mmatrix::test_get_mref_out_of_bounds_y - should panic ... ok
[INFO] [stdout] test matrix::mmatrix::test_mmul_incompatible_dst - should panic ... ok
[INFO] [stdout] test matrix::mmatrix::test_mmul_incompatible_src - should panic ... ok
[INFO] [stdout] test matrix::mmatrix::test_set_out_of_bounds_x - should panic ... ok
[INFO] [stdout] test matrix::mmatrix::test_set_out_of_bounds_y - should panic ... ok
[INFO] [stdout] test matrix::test_det_not_square - should panic ... ok
[INFO] [stdout] test matrix::test_diag ... ok
[INFO] [stdout] test matrix::test_dirty ... ok
[INFO] [stdout] test matrix::test_filter_columns ... ok
[INFO] [stdout] test matrix::test_filter_rows ... ok
[INFO] [stdout] test matrix::test_dot ... ok
[INFO] [stdout] test matrix::test_frobenius_norm ... ok
[INFO] [stdout] test matrix::test_get ... ok
[INFO] [stdout] test matrix::test_get_columns ... ok
[INFO] [stdout] test matrix::test_get_columns_out_of_bounds - should panic ... ok
[INFO] [stdout] test matrix::test_get_out_of_bounds_x - should panic ... ok
[INFO] [stdout] test matrix::test_id_m_over_n ... ok
[INFO] [stdout] test matrix::test_id_n_over_m ... ok
[INFO] [stdout] test matrix::test_get_rows ... ok
[INFO] [stdout] test matrix::test_get_rows_out_of_bounds - should panic ... ok
[INFO] [stdout] test matrix::test_id_square ... ok
[INFO] [stdout] test matrix::test_inverse ... ok
[INFO] [stdout] test matrix::test_get_out_of_bounds_y - should panic ... ok
[INFO] [stdout] test matrix::test_get_ref_out_of_bounds_x - should panic ... ok
[INFO] [stdout] test matrix::test_get_ref_out_of_bounds_y - should panic ... ok
[INFO] [stdout] test matrix::test_inverse_not_square - should panic ... ok
[INFO] [stdout] test matrix::test_inverse_singular ... ok
[INFO] [stdout] test matrix::test_is_non_singular ... ok
[INFO] [stdout] test matrix::test_is_singular ... ok
[INFO] [stdout] test matrix::test_is_square ... ok
[INFO] [stdout] test matrix::test_is_singular_non_square - should panic ... ok
[INFO] [stdout] test matrix::test_is_symmetric ... ok
[INFO] [stdout] test matrix::test_map ... ok
[INFO] [stdout] test matrix::test_minor ... ok
[INFO] [stdout] test matrix::test_minor_out_of_bounds - should panic ... ok
[INFO] [stdout] test matrix::test_mul ... ok
[INFO] [stdout] test matrix::test_new ... ok
[INFO] [stdout] test matrix::test_mul_incompatible - should panic ... ok
[INFO] [stdout] test matrix::test_new_invalid_data - should panic ... ok
[INFO] [stdout] test matrix::test_new_invalid_col_count - should panic ... ok
[INFO] [stdout] test matrix::test_new_invalid_row_count - should panic ... ok
[INFO] [stdout] test matrix::test_one_vector ... ok
[INFO] [stdout] test matrix::test_permute_columns ... ok
[INFO] [stdout] test matrix::test_permute_rows ... ok
[INFO] [stdout] test matrix::test_permute_columns_out_of_bounds - should panic ... ok
[INFO] [stdout] test matrix::test_pinverse ... ok
[INFO] [stdout] test matrix::test_row_vector ... ok
[INFO] [stdout] test matrix::test_select_columns ... ok
[INFO] [stdout] test matrix::test_permute_rows_out_of_bounds - should panic ... ok
[INFO] [stdout] test matrix::test_select_rows ... ok
[INFO] [stdout] test matrix::test_solve ... ok
[INFO] [stdout] test matrix::test_sub ... ok
[INFO] [stdout] test matrix::test_t ... ok
[INFO] [stdout] test matrix::test_sub_out_of_bounds - should panic ... ok
[INFO] [stdout] test matrix::test_vector ... ok
[INFO] [stdout] test matrix::test_vector_1_norm ... ok
[INFO] [stdout] test matrix::test_vector_euclidean_norm ... ok
[INFO] [stdout] test matrix::test_vector_inf_norm ... ok
[INFO] [stdout] test matrix::test_vector_1_norm_not_vector - should panic ... ok
[INFO] [stdout] test matrix::test_vector_p_norm ... ok
[INFO] [stdout] test matrix::test_vector_euclidean_norm_not_vector - should panic ... ok
[INFO] [stdout] test matrix::test_zero ... ok
[INFO] [stdout] test matrix::test_vector_inf_norm_not_vector - should panic ... ok
[INFO] [stdout] test matrix::test_zero_vector ... ok
[INFO] [stdout] test matrix::test_vector_p_norm_not_vector - should panic ... ok
[INFO] [stdout] test matrix::test_trace ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 104 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests la
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8528eef57ff3eba63cdcfa23a393695a8bf5a6308577d32dce663269a3fccf0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8528eef57ff3eba63cdcfa23a393695a8bf5a6308577d32dce663269a3fccf0c", kill_on_drop: false }`
[INFO] [stdout] 8528eef57ff3eba63cdcfa23a393695a8bf5a6308577d32dce663269a3fccf0c
