[INFO] crate la 0.2.0 is already in cache
[INFO] testing la-0.2.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate la 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate la 0.2.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44569fd7dfb8f5bd86ece95d94c85dcfd3c61996dea58dd17e0932a804dfa5ec
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "44569fd7dfb8f5bd86ece95d94c85dcfd3c61996dea58dd17e0932a804dfa5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44569fd7dfb8f5bd86ece95d94c85dcfd3c61996dea58dd17e0932a804dfa5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44569fd7dfb8f5bd86ece95d94c85dcfd3c61996dea58dd17e0932a804dfa5ec", kill_on_drop: false }`
[INFO] [stdout] 44569fd7dfb8f5bd86ece95d94c85dcfd3c61996dea58dd17e0932a804dfa5ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b802c5e22007a0283aa1b528233082dd0f0014a67b922659a2de47fd9d5bfa54
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b802c5e22007a0283aa1b528233082dd0f0014a67b922659a2de47fd9d5bfa54", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling rand v0.3.23
[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: use of deprecated item '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 item '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 item '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 item '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/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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.68s
[INFO] running `Command { std: "docker" "inspect" "b802c5e22007a0283aa1b528233082dd0f0014a67b922659a2de47fd9d5bfa54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b802c5e22007a0283aa1b528233082dd0f0014a67b922659a2de47fd9d5bfa54", kill_on_drop: false }`
[INFO] [stdout] b802c5e22007a0283aa1b528233082dd0f0014a67b922659a2de47fd9d5bfa54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a1f946307dcec3423393161f701c3434e55dbc7ca9b9c379398853c337e6490
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7a1f946307dcec3423393161f701c3434e55dbc7ca9b9c379398853c337e6490", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated item '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 item '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 item '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 item '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/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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling la v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item '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 item '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 item '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 item '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/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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.21s
[INFO] running `Command { std: "docker" "inspect" "7a1f946307dcec3423393161f701c3434e55dbc7ca9b9c379398853c337e6490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a1f946307dcec3423393161f701c3434e55dbc7ca9b9c379398853c337e6490", kill_on_drop: false }`
[INFO] [stdout] 7a1f946307dcec3423393161f701c3434e55dbc7ca9b9c379398853c337e6490
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] de21d381b550fcae7afac2d17f694fcb6ecf6570208cca2ce486765c53ef9859
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "de21d381b550fcae7afac2d17f694fcb6ecf6570208cca2ce486765c53ef9859", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item '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 item '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 item '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 item '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/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] 
[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: 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: 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: 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: 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: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item '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 item '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 item '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 item '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/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] 
[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: 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: 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: 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: 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: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/la-a867c32bf3e754b0
[INFO] [stdout] 
[INFO] [stdout] running 104 tests
[INFO] [stdout] test decomp::lu::lu_solve_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::cholesky::cholesky_not_square_test ... ok
[INFO] [stdout] test decomp::lu::lu_solve_test_singular ... ok
[INFO] [stdout] test decomp::cholesky::cholesky_square_pos_def_test ... ok
[INFO] [stdout] test decomp::lu::test_lu2_m_over_n ... ok
[INFO] [stdout] test decomp::lu::lu_det_test ... ok
[INFO] [stdout] test decomp::cholesky::cholesky_solve_test ... ok
[INFO] [stdout] test decomp::cholesky::cholesky_not_pos_def_test ... ok
[INFO] [stdout] test decomp::lu::test_lu2_m_under_n ... ok
[INFO] [stdout] test decomp::eigen::eigen_test_symmetric ... ok
[INFO] [stdout] test decomp::lu::test_lu_square ... ok
[INFO] [stdout] test decomp::eigen::eigen_test_asymmetric ... ok
[INFO] [stdout] test decomp::svd::direct_test ... ok
[INFO] [stdout] test decomp::svd::direct_test_n_over_m ... 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_m_over_n ... ok
[INFO] [stdout] test decomp::svd::svd_test ... ok
[INFO] [stdout] test matrix::mmatrix::test_mmul ... ok
[INFO] [stdout] test matrix::mmatrix::test_get_set ... ok
[INFO] [stdout] test matrix::mmatrix::test_map ... 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 matrix::mmatrix::test_t ... ok
[INFO] [stdout] test matrix::test_cr ... ok
[INFO] [stdout] test matrix::test_algebra ... ok
[INFO] [stdout] test matrix::test_det ... ok
[INFO] [stdout] test matrix::test_cb ... ok
[INFO] [stdout] test matrix::test_block_diag ... ok
[INFO] [stdout] test matrix::test_diag ... ok
[INFO] [stdout] test matrix::test_filter_columns ... ok
[INFO] [stdout] test matrix::test_dirty ... ok
[INFO] [stdout] test matrix::test_filter_rows ... ok
[INFO] [stdout] test decomp::svd::svd_test_m_over_n ... ok
[INFO] [stdout] test matrix::test_dot ... ok
[INFO] [stdout] test matrix::test_get_columns ... ok
[INFO] [stdout] test matrix::test_frobenius_norm ... ok
[INFO] [stdout] test matrix::test_get ... ok
[INFO] [stdout] test matrix::test_get_rows ... ok
[INFO] [stdout] test decomp::lu::lu_det_test_not_square ... ok
[INFO] [stdout] test matrix::test_id_m_over_n ... ok
[INFO] [stdout] test decomp::lu::lu_solve_test_incompatible ... ok
[INFO] [stdout] test matrix::test_id_n_over_m ... ok
[INFO] [stdout] test matrix::test_inverse ... ok
[INFO] [stdout] test matrix::test_id_square ... 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_inverse_not_square ... ok
[INFO] [stdout] test matrix::test_is_square ... ok
[INFO] [stdout] test matrix::mmatrix::test_mmul_incompatible_src ... ok
[INFO] [stdout] test matrix::test_is_symmetric ... ok
[INFO] [stdout] test matrix::mmatrix::test_get_mref_out_of_bounds_x ... ok
[INFO] [stdout] test matrix::test_map ... ok
[INFO] [stdout] test matrix::mmatrix::test_get_mref_out_of_bounds_y ... ok
[INFO] [stdout] test matrix::test_minor ... ok
[INFO] [stdout] test matrix::mmatrix::test_mmul_incompatible_dst ... ok
[INFO] [stdout] test matrix::test_new ... ok
[INFO] [stdout] test matrix::test_mul_incompatible ... ok
[INFO] [stdout] test matrix::test_new_invalid_data ... ok
[INFO] [stdout] test matrix::test_new_invalid_row_count ... ok
[INFO] [stdout] test matrix::test_one_vector ... ok
[INFO] [stdout] test matrix::test_permute_columns ... ok
[INFO] [stdout] test matrix::test_permute_columns_out_of_bounds ... ok
[INFO] [stdout] test matrix::test_permute_rows ... ok
[INFO] [stdout] test matrix::test_permute_rows_out_of_bounds ... 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_select_rows ... ok
[INFO] [stdout] test matrix::test_solve ... ok
[INFO] [stdout] test matrix::test_sub ... ok
[INFO] [stdout] test matrix::test_mul ... ok
[INFO] [stdout] test matrix::test_t ... ok
[INFO] [stdout] test matrix::test_vector ... ok
[INFO] [stdout] test matrix::test_vector_1_norm ... ok
[INFO] [stdout] test matrix::test_det_not_square ... ok
[INFO] [stdout] test matrix::mmatrix::test_set_out_of_bounds_x ... ok
[INFO] [stdout] test matrix::mmatrix::test_set_out_of_bounds_y ... ok
[INFO] [stdout] test matrix::test_trace ... ok
[INFO] [stdout] test matrix::test_vector_euclidean_norm ... ok
[INFO] [stdout] test matrix::test_vector_p_norm ... ok
[INFO] [stdout] test matrix::test_get_columns_out_of_bounds ... ok
[INFO] [stdout] test matrix::test_sub_out_of_bounds ... ok
[INFO] [stdout] test matrix::test_get_ref_out_of_bounds_x ... ok
[INFO] [stdout] test matrix::test_vector_inf_norm ... ok
[INFO] [stdout] test matrix::test_vector_p_norm_not_vector ... ok
[INFO] [stdout] test matrix::test_zero ... ok
[INFO] [stdout] test matrix::test_get_out_of_bounds_x ... ok
[INFO] [stdout] test matrix::test_get_rows_out_of_bounds ... ok
[INFO] [stdout] test matrix::test_get_ref_out_of_bounds_y ... ok
[INFO] [stdout] test matrix::test_zero_vector ... ok
[INFO] [stdout] test matrix::test_is_singular_non_square ... ok
[INFO] [stdout] test decomp::cholesky::cholesky_solve_test_incompatible ... ok
[INFO] [stdout] test matrix::test_new_invalid_col_count ... ok
[INFO] [stdout] test matrix::test_minor_out_of_bounds ... ok
[INFO] [stdout] test matrix::test_vector_1_norm_not_vector ... ok
[INFO] [stdout] test matrix::test_vector_inf_norm_not_vector ... ok
[INFO] [stdout] test matrix::test_get_out_of_bounds_y ... ok
[INFO] [stdout] test matrix::test_vector_euclidean_norm_not_vector ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 104 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "de21d381b550fcae7afac2d17f694fcb6ecf6570208cca2ce486765c53ef9859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de21d381b550fcae7afac2d17f694fcb6ecf6570208cca2ce486765c53ef9859", kill_on_drop: false }`
[INFO] [stdout] de21d381b550fcae7afac2d17f694fcb6ecf6570208cca2ce486765c53ef9859