[INFO] cloning repository https://github.com/feelmyears/rulp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/feelmyears/rulp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeelmyears%2Frulp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeelmyears%2Frulp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d670c09d441a9a6cc92d8c4b7c37f04f61c45ca3
[INFO] testing feelmyears/rulp against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeelmyears%2Frulp" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/feelmyears/rulp on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/feelmyears/rulp
[INFO] finished tweaking git repo https://github.com/feelmyears/rulp
[INFO] tweaked toml for git repo https://github.com/feelmyears/rulp written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/feelmyears/rulp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rawpointer v0.1.0
[INFO] [stderr]   Downloaded matrixmultiply v0.1.13
[INFO] [stderr]   Downloaded unicode-segmentation v0.1.3
[INFO] [stderr]   Downloaded rulinalg v0.4.2
[INFO] [stderr]   Downloaded term_size v0.2.3
[INFO] [stderr]   Downloaded ansi_term v0.9.0
[INFO] [stderr]   Downloaded num-traits v0.1.37
[INFO] [stderr]   Downloaded approx v0.1.1
[INFO] [stderr]   Downloaded unicode-width v0.1.4
[INFO] [stderr]   Downloaded clap v2.19.3
[INFO] [stderr]   Downloaded vec_map v0.6.0
[INFO] [stderr]   Downloaded num v0.1.37
[INFO] [stderr]   Downloaded strsim v0.5.2
[INFO] [stderr]   Downloaded assert_approx_eq v0.2.2
[INFO] [stderr]   Downloaded libc v0.2.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25942d584f211685bfdc28e6b800b7aff8cde34acfc80cab5d52e911255d9eee
[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" "25942d584f211685bfdc28e6b800b7aff8cde34acfc80cab5d52e911255d9eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25942d584f211685bfdc28e6b800b7aff8cde34acfc80cab5d52e911255d9eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25942d584f211685bfdc28e6b800b7aff8cde34acfc80cab5d52e911255d9eee", kill_on_drop: false }`
[INFO] [stdout] 25942d584f211685bfdc28e6b800b7aff8cde34acfc80cab5d52e911255d9eee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 75ee01dec6cd3df7980c1689968903b8ba0054c7559761c27fe20e991014ab39
[INFO] running `Command { std: "docker" "start" "-a" "75ee01dec6cd3df7980c1689968903b8ba0054c7559761c27fe20e991014ab39", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.23
[INFO] [stderr]    Compiling num-traits v0.1.37
[INFO] [stderr]    Compiling matrixmultiply v0.1.13
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling unicode-segmentation v0.1.3
[INFO] [stderr]    Compiling assert_approx_eq v0.2.2
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread-id v3.1.0
[INFO] [stderr]    Compiling term_size v0.2.3
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling clap v2.19.3
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling num-integer v0.1.34
[INFO] [stderr]    Compiling num-iter v0.1.33
[INFO] [stderr]    Compiling num v0.1.37
[INFO] [stderr]    Compiling rulinalg v0.4.2
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling rulp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.96s
[INFO] running `Command { std: "docker" "inspect" "75ee01dec6cd3df7980c1689968903b8ba0054c7559761c27fe20e991014ab39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75ee01dec6cd3df7980c1689968903b8ba0054c7559761c27fe20e991014ab39", kill_on_drop: false }`
[INFO] [stdout] 75ee01dec6cd3df7980c1689968903b8ba0054c7559761c27fe20e991014ab39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a08949c6d592055008acadfccb6508191fb39a9d4a59ccfae5c7e09a6a8796bd
[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" "a08949c6d592055008acadfccb6508191fb39a9d4a59ccfae5c7e09a6a8796bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rulp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/solver/impl_solver.rs:466:3
[INFO] [stdout]     |
[INFO] [stdout] 466 |         assert_matrix_eq!(SimplexSolver::convert_lp_to_tableau(&lp), expected);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/solver/impl_solver.rs:600:6
[INFO] [stdout]     |
[INFO] [stdout] 600 |         assert_matrix_eq!(simplex.tableau, expected_no_change);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/solver/impl_solver.rs:603:3
[INFO] [stdout]     |
[INFO] [stdout] 603 |         assert_matrix_eq!(simplex.tableau, expected_change);        
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/solver/impl_solver.rs:618:6
[INFO] [stdout]     |
[INFO] [stdout] 618 |         assert_matrix_eq!(simplex.tableau, expected_1);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/solver/impl_solver.rs:628:6
[INFO] [stdout]     |
[INFO] [stdout] 628 |         assert_matrix_eq!(simplex.tableau, expected_2);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> src/solver/impl_solver.rs:643:3
[INFO] [stdout]     |
[INFO] [stdout] 643 |         assert_matrix_eq!(simplex.tableau, expected);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/solver/impl_solver.rs:461:18
[INFO] [stdout]     |
[INFO] [stdout] 461 |           let expected = matrix![
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 462 | |                     1., -1., -1., 0., 0., 0.;
[INFO] [stdout] 463 | |                     0.,  2.,  1., 1., 0., 4.;
[INFO] [stdout] 464 | |                     0.,  1.,  2., 0., 1., 3.];
[INFO] [stdout]     | |_____________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/solver/impl_solver.rs:471:11
[INFO] [stdout]     |
[INFO] [stdout] 471 |           let A = matrix![1., 0., 3., 1., 0.;
[INFO] [stdout]     |  _________________^
[INFO] [stdout] 472 | |                         3., 1., 3., 0., 1.];
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/solver/impl_solver.rs:552:14
[INFO] [stdout]     |
[INFO] [stdout] 552 |           let A = matrix![1., 0., 3., 1., 0.;
[INFO] [stdout]     |  _________________^
[INFO] [stdout] 553 | |                         3., 1., 3., 0., 1.];
[INFO] [stdout]     | |___________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/solver/impl_solver.rs:587:31
[INFO] [stdout]     |
[INFO] [stdout] 587 |           let expected_no_change = matrix![
[INFO] [stdout]     |  __________________________________^
[INFO] [stdout] 588 | |                                     1., -1., -1., 0., 0., 0.;
[INFO] [stdout] 589 | |                                     0.,  2.,  1., 1., 0., 4.;
[INFO] [stdout] 590 | |                                     0.,  1.,  2., 0., 1., 3.
[INFO] [stdout] 591 | |                                 ];
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/solver/impl_solver.rs:593:28
[INFO] [stdout]     |
[INFO] [stdout] 593 |           let expected_change = matrix![
[INFO] [stdout]     |  _______________________________^
[INFO] [stdout] 594 | |                                     1., -1.,  -1.,  0., 0., 0.;
[INFO] [stdout] 595 | |                                     0.,  1.,  0.5, 0.5, 0., 2.;
[INFO] [stdout] 596 | |                                     0.,  1.,   2.,  0., 1., 3.
[INFO] [stdout] 597 | |                                 ];
[INFO] [stdout]     | |_________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/solver/impl_solver.rs:611:23
[INFO] [stdout]     |
[INFO] [stdout] 611 |           let expected_1 = matrix![
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 612 | |                                 1.,  0.,  1., 0., 1., 3.;
[INFO] [stdout] 613 | |                                 0.,  2.,  1., 1., 0., 4.;
[INFO] [stdout] 614 | |                                 0.,  1.,  2., 0., 1., 3.
[INFO] [stdout] 615 | |                             ];
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/solver/impl_solver.rs:621:23
[INFO] [stdout]     |
[INFO] [stdout] 621 |           let expected_2 = matrix![
[INFO] [stdout]     |  __________________________^
[INFO] [stdout] 622 | |                                 1., -1., -1., 0., 0., 0.;
[INFO] [stdout] 623 | |                                 0.,  2.,  1., 1., 0., 4.;
[INFO] [stdout] 624 | |                                 0.,  0.,  1.5, -0.5, 1., 1.
[INFO] [stdout] 625 | |                             ];
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/solver/impl_solver.rs:636:18
[INFO] [stdout]     |
[INFO] [stdout] 636 |           let expected = matrix![
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 637 | |                                 1., 0., -0.5, 0.5, 0., 2.;
[INFO] [stdout] 638 | |                                 0., 1.,  0.5,   0.5, 0., 2.;
[INFO] [stdout] 639 | |                                 0., 0.,  1.5,  -0.5, 1., 1.
[INFO] [stdout] 640 | |                             ];
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/solver/impl_solver.rs:660:11
[INFO] [stdout]     |
[INFO] [stdout] 660 |           let A = matrix![2., 1., 1., 0.;
[INFO] [stdout]     |  _________________^
[INFO] [stdout] 661 | |                         1., 2., 0., 1.];
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> src/solver/impl_solver.rs:684:11
[INFO] [stdout]     |
[INFO] [stdout] 684 |           let A = matrix![20., 6., 3., 1., 0., 0., 0.;
[INFO] [stdout]     |  _________________^
[INFO] [stdout] 685 | |                         0., 1., 0., 0., 1., 0., 0.;
[INFO] [stdout] 686 | |                         -1., -1., 1., 0., 0., 1., 0.;
[INFO] [stdout] 687 | |                         -9., 1., 1., 0., 0., 0., 1.];
[INFO] [stdout]     | |____________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.57s
[INFO] running `Command { std: "docker" "inspect" "a08949c6d592055008acadfccb6508191fb39a9d4a59ccfae5c7e09a6a8796bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a08949c6d592055008acadfccb6508191fb39a9d4a59ccfae5c7e09a6a8796bd", kill_on_drop: false }`
[INFO] [stdout] a08949c6d592055008acadfccb6508191fb39a9d4a59ccfae5c7e09a6a8796bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ce28d6026d2a4c19368231e931852771d40e0e4fc093b6259ab5ab3b27edee8
[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" "2ce28d6026d2a4c19368231e931852771d40e0e4fc093b6259ab5ab3b27edee8", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stderr]    --> src/solver/impl_solver.rs:466:3
[INFO] [stderr]     |
[INFO] [stderr] 466 |         assert_matrix_eq!(SimplexSolver::convert_lp_to_tableau(&lp), expected);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stderr]    --> src/solver/impl_solver.rs:600:6
[INFO] [stderr]     |
[INFO] [stderr] 600 |         assert_matrix_eq!(simplex.tableau, expected_no_change);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stderr]    --> src/solver/impl_solver.rs:603:3
[INFO] [stderr]     |
[INFO] [stderr] 603 |         assert_matrix_eq!(simplex.tableau, expected_change);        
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stderr]    --> src/solver/impl_solver.rs:618:6
[INFO] [stderr]     |
[INFO] [stderr] 618 |         assert_matrix_eq!(simplex.tableau, expected_1);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stderr]    --> src/solver/impl_solver.rs:628:6
[INFO] [stderr]     |
[INFO] [stderr] 628 |         assert_matrix_eq!(simplex.tableau, expected_2);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stderr]    --> src/solver/impl_solver.rs:643:3
[INFO] [stderr]     |
[INFO] [stderr] 643 |         assert_matrix_eq!(simplex.tableau, expected);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/solver/impl_solver.rs:461:18
[INFO] [stderr]     |
[INFO] [stderr] 461 |           let expected = matrix![
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 462 | |                     1., -1., -1., 0., 0., 0.;
[INFO] [stderr] 463 | |                     0.,  2.,  1., 1., 0., 4.;
[INFO] [stderr] 464 | |                     0.,  1.,  2., 0., 1., 3.];
[INFO] [stderr]     | |_____________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` 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 a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/solver/impl_solver.rs:471:11
[INFO] [stderr]     |
[INFO] [stderr] 471 |           let A = matrix![1., 0., 3., 1., 0.;
[INFO] [stderr]     |  _________________^
[INFO] [stderr] 472 | |                         3., 1., 3., 0., 1.];
[INFO] [stderr]     | |___________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/solver/impl_solver.rs:552:14
[INFO] [stderr]     |
[INFO] [stderr] 552 |           let A = matrix![1., 0., 3., 1., 0.;
[INFO] [stderr]     |  _________________^
[INFO] [stderr] 553 | |                         3., 1., 3., 0., 1.];
[INFO] [stderr]     | |___________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/solver/impl_solver.rs:587:31
[INFO] [stderr]     |
[INFO] [stderr] 587 |           let expected_no_change = matrix![
[INFO] [stderr]     |  __________________________________^
[INFO] [stderr] 588 | |                                     1., -1., -1., 0., 0., 0.;
[INFO] [stderr] 589 | |                                     0.,  2.,  1., 1., 0., 4.;
[INFO] [stderr] 590 | |                                     0.,  1.,  2., 0., 1., 3.
[INFO] [stderr] 591 | |                                 ];
[INFO] [stderr]     | |_________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/solver/impl_solver.rs:593:28
[INFO] [stderr]     |
[INFO] [stderr] 593 |           let expected_change = matrix![
[INFO] [stderr]     |  _______________________________^
[INFO] [stderr] 594 | |                                     1., -1.,  -1.,  0., 0., 0.;
[INFO] [stderr] 595 | |                                     0.,  1.,  0.5, 0.5, 0., 2.;
[INFO] [stderr] 596 | |                                     0.,  1.,   2.,  0., 1., 3.
[INFO] [stderr] 597 | |                                 ];
[INFO] [stderr]     | |_________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/solver/impl_solver.rs:611:23
[INFO] [stderr]     |
[INFO] [stderr] 611 |           let expected_1 = matrix![
[INFO] [stderr]     |  __________________________^
[INFO] [stderr] 612 | |                                 1.,  0.,  1., 0., 1., 3.;
[INFO] [stderr] 613 | |                                 0.,  2.,  1., 1., 0., 4.;
[INFO] [stderr] 614 | |                                 0.,  1.,  2., 0., 1., 3.
[INFO] [stderr] 615 | |                             ];
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/solver/impl_solver.rs:621:23
[INFO] [stderr]     |
[INFO] [stderr] 621 |           let expected_2 = matrix![
[INFO] [stderr]     |  __________________________^
[INFO] [stderr] 622 | |                                 1., -1., -1., 0., 0., 0.;
[INFO] [stderr] 623 | |                                 0.,  2.,  1., 1., 0., 4.;
[INFO] [stderr] 624 | |                                 0.,  0.,  1.5, -0.5, 1., 1.
[INFO] [stderr] 625 | |                             ];
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/solver/impl_solver.rs:636:18
[INFO] [stderr]     |
[INFO] [stderr] 636 |           let expected = matrix![
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 637 | |                                 1., 0., -0.5, 0.5, 0., 2.;
[INFO] [stderr] 638 | |                                 0., 1.,  0.5,   0.5, 0., 2.;
[INFO] [stderr] 639 | |                                 0., 0.,  1.5,  -0.5, 1., 1.
[INFO] [stderr] 640 | |                             ];
[INFO] [stderr]     | |_____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/solver/impl_solver.rs:660:11
[INFO] [stderr]     |
[INFO] [stderr] 660 |           let A = matrix![2., 1., 1., 0.;
[INFO] [stderr]     |  _________________^
[INFO] [stderr] 661 | |                         1., 2., 0., 1.];
[INFO] [stderr]     | |_______________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]    --> src/solver/impl_solver.rs:684:11
[INFO] [stderr]     |
[INFO] [stderr] 684 |           let A = matrix![20., 6., 3., 1., 0., 0., 0.;
[INFO] [stderr]     |  _________________^
[INFO] [stderr] 685 | |                         0., 1., 0., 0., 1., 0., 0.;
[INFO] [stderr] 686 | |                         -1., -1., 1., 0., 0., 1., 0.;
[INFO] [stderr] 687 | |                         -9., 1., 1., 0., 0., 0., 1.];
[INFO] [stderr]     | |____________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rulp-57c5b501fba94ed2
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test solver::impl_solver::solve_tests::choose_pivot_row_test ... ok
[INFO] [stdout] test solver::impl_solver::solve_tests::calc_pivot_ratio_test ... ok
[INFO] [stdout] test solver::impl_solver::solve_tests::get_basic_feasible_solution_test ... ok
[INFO] [stdout] test solver::impl_solver::solve_tests::pivot_test ... ok
[INFO] [stdout] test solver::impl_solver::solve_tests::is_optimal_test ... ok
[INFO] [stdout] test solver::impl_solver::solve_tests::normalize_pivot_test ... ok
[INFO] [stdout] test solver::impl_solver::solve_tests::eliminate_row_test ... ok
[INFO] [stdout] test solver::impl_solver::solve_tests::is_basic_test ... ok
[INFO] [stdout] test solver::impl_solver::solve_tests::case_study_test ... ok
[INFO] [stdout] test solver::impl_solver::solve_tests::choose_pivot_col_test ... ok
[INFO] [stdout] test solver::impl_solver::solve_tests::solve_test ... ok
[INFO] [stdout] test solver::impl_solver::solve_tests::to_tableau_test ... ok
[INFO] [stdout] test solver::impl_solver::solve_tests::is_basic_rhs_test ... ok
[INFO] [stdout] test solver::impl_solver::solve_tests::is_basic_z_test ... ok
[INFO] [stdout] test parser::impl_parser::LPParser_tests::line_type_test ... ok
[INFO] [stdout] test parser::impl_parser::LPParser_tests::parse_variable_declaration_test ... ok
[INFO] [stdout] test parser::impl_parser::LPParser_tests::parse_vars_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rulp-9c66b11dacc81097
[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] [stderr]      Running /opt/rustwide/target/debug/deps/mod-7caab705140169c6
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test infeasible_file_test ... ok
[INFO] [stdout] test unbounded_file_test ... ok
[INFO] [stdout] test radiation_file_test ... ok
[INFO] [stdout] test minimize_text_test ... ok
[INFO] [stdout] test maximize_text_test ... ok
[INFO] [stdout] test advertisement_file_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rulp
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/solver/impl_solver.rs - solver::impl_solver::SimplexSolver::solve (line 23) ... ok
[INFO] [stdout] test src/builder/impl_builder.rs - builder::impl_builder::Builder::build_lp (line 56) ... ok
[INFO] [stdout] test src/parser/impl_parser.rs - parser::impl_parser::Parser::lp_from_text (line 43) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ce28d6026d2a4c19368231e931852771d40e0e4fc093b6259ab5ab3b27edee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce28d6026d2a4c19368231e931852771d40e0e4fc093b6259ab5ab3b27edee8", kill_on_drop: false }`
[INFO] [stdout] 2ce28d6026d2a4c19368231e931852771d40e0e4fc093b6259ab5ab3b27edee8
