[INFO] fetching crate matrix_lib 0.7.1...
[INFO] testing matrix_lib-0.7.1 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate matrix_lib 0.7.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate matrix_lib 0.7.1
[INFO] finished tweaking crates.io crate matrix_lib 0.7.1
[INFO] tweaked toml for crates.io crate matrix_lib 0.7.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate matrix_lib 0.7.1 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23b2183586c6e6037cdee5d353cf9ff43318fd219a06eedd603d8e5ee58c2525
[INFO] running `Command { std: "docker" "start" "-a" "23b2183586c6e6037cdee5d353cf9ff43318fd219a06eedd603d8e5ee58c2525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23b2183586c6e6037cdee5d353cf9ff43318fd219a06eedd603d8e5ee58c2525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b2183586c6e6037cdee5d353cf9ff43318fd219a06eedd603d8e5ee58c2525", kill_on_drop: false }`
[INFO] [stdout] 23b2183586c6e6037cdee5d353cf9ff43318fd219a06eedd603d8e5ee58c2525
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d13055d1c5973c5bbff532fcaf49f2b28ae16283d433cf41154ee284cedcff5
[INFO] running `Command { std: "docker" "start" "-a" "6d13055d1c5973c5bbff532fcaf49f2b28ae16283d433cf41154ee284cedcff5", kill_on_drop: false }`
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling matrix_lib v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `parallel`
[INFO] [stdout]   --> src/lib.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[cfg(target_feature = "parallel")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `target_feature` are: `10e60`, `2e3`, `32s`, `3e3r1`, `3e3r2`, `3e3r3`, `3e7`, `7e10`, `a`, `aclass`, `adx`, `aes`, `altivec`, `alu32`, `amx-avx512`, `amx-bf16`, `amx-complex`, `amx-fp16`, `amx-fp8`, `amx-int8`, `amx-movrs`, `amx-tf32`, `amx-tile`, `apxf`, `atomics`, `avx`, `avx10.1`, `avx10.2`, `avx2`, `avx512bf16`, `avx512bitalg`, `avx512bw`, `avx512cd`, `avx512dq`, and `avx512f` and 430 more
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `usize` to itself
[INFO] [stdout]   --> src/functions.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         temp_sizes.x = temp_sizes.x;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "6d13055d1c5973c5bbff532fcaf49f2b28ae16283d433cf41154ee284cedcff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d13055d1c5973c5bbff532fcaf49f2b28ae16283d433cf41154ee284cedcff5", kill_on_drop: false }`
[INFO] [stdout] 6d13055d1c5973c5bbff532fcaf49f2b28ae16283d433cf41154ee284cedcff5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33589e8fa779848febd6bd2794b1dfa88ff5c58e6ae7bfb3a85f62542a6fcb68
[INFO] running `Command { std: "docker" "start" "-a" "33589e8fa779848febd6bd2794b1dfa88ff5c58e6ae7bfb3a85f62542a6fcb68", kill_on_drop: false }`
[INFO] [stdout] warning: unexpected `cfg` condition value: `parallel`
[INFO] [stdout]   --> src/lib.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[cfg(target_feature = "parallel")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `target_feature` are: `10e60`, `2e3`, `32s`, `3e3r1`, `3e3r2`, `3e3r3`, `3e7`, `7e10`, `a`, `aclass`, `adx`, `aes`, `altivec`, `alu32`, `amx-avx512`, `amx-bf16`, `amx-complex`, `amx-fp16`, `amx-fp8`, `amx-int8`, `amx-movrs`, `amx-tf32`, `amx-tile`, `apxf`, `atomics`, `avx`, `avx10.1`, `avx10.2`, `avx2`, `avx512bf16`, `avx512bitalg`, `avx512bw`, `avx512cd`, `avx512dq`, and `avx512f` and 430 more
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `usize` to itself
[INFO] [stdout]   --> src/functions.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         temp_sizes.x = temp_sizes.x;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling matrix_lib v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `parallel`
[INFO] [stdout]   --> src/lib.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[cfg(target_feature = "parallel")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `target_feature` are: `10e60`, `2e3`, `32s`, `3e3r1`, `3e3r2`, `3e3r3`, `3e7`, `7e10`, `a`, `aclass`, `adx`, `aes`, `altivec`, `alu32`, `amx-avx512`, `amx-bf16`, `amx-complex`, `amx-fp16`, `amx-fp8`, `amx-int8`, `amx-movrs`, `amx-tf32`, `amx-tile`, `apxf`, `atomics`, `avx`, `avx10.1`, `avx10.2`, `avx2`, `avx512bf16`, `avx512bitalg`, `avx512bw`, `avx512cd`, `avx512dq`, and `avx512f` and 430 more
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless assignment of field of type `usize` to itself
[INFO] [stdout]   --> src/functions.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         temp_sizes.x = temp_sizes.x;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "33589e8fa779848febd6bd2794b1dfa88ff5c58e6ae7bfb3a85f62542a6fcb68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33589e8fa779848febd6bd2794b1dfa88ff5c58e6ae7bfb3a85f62542a6fcb68", kill_on_drop: false }`
[INFO] [stdout] 33589e8fa779848febd6bd2794b1dfa88ff5c58e6ae7bfb3a85f62542a6fcb68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 17918cbe10fd7791e34f0adc7d2954b0513f3faae79e6ec41dc84212da807e2e
[INFO] running `Command { std: "docker" "start" "-a" "17918cbe10fd7791e34f0adc7d2954b0513f3faae79e6ec41dc84212da807e2e", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `parallel`
[INFO] [stderr]   --> src/lib.rs:19:7
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[cfg(target_feature = "parallel")]
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected values for `target_feature` are: `10e60`, `2e3`, `32s`, `3e3r1`, `3e3r2`, `3e3r3`, `3e7`, `7e10`, `a`, `aclass`, `adx`, `aes`, `altivec`, `alu32`, `amx-avx512`, `amx-bf16`, `amx-complex`, `amx-fp16`, `amx-fp8`, `amx-int8`, `amx-movrs`, `amx-tf32`, `amx-tile`, `apxf`, `atomics`, `avx`, `avx10.1`, `avx10.2`, `avx2`, `avx512bf16`, `avx512bitalg`, `avx512bw`, `avx512cd`, `avx512dq`, and `avx512f` and 430 more
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: useless assignment of field of type `usize` to itself
[INFO] [stderr]   --> src/functions.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         temp_sizes.x = temp_sizes.x;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `matrix_lib` (lib) generated 2 warnings
[INFO] [stderr] warning: `matrix_lib` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/matrix_lib-d706885e2ddb04d6)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::classic_tests::determinant_cmp_gaussian_elimination_determinant ... ok
[INFO] [stdout] test tests::classic_tests::inverse ... ok
[INFO] [stdout] test tests::classic_tests::gaussian_elimination_with_division_by_zero ... ok
[INFO] [stdout] test tests::classic_tests::gaussian_elimination ... ok
[INFO] [stdout] test tests::classic_tests::sum ... ok
[INFO] [stdout] test tests::classic_tests::mul ... ok
[INFO] [stdout] test tests::classic_tests::scalar_mul ... ok
[INFO] [stdout] test tests::classic_tests::sum_fail ... ok
[INFO] [stdout] test tests::classic_tests::transpose ... ok
[INFO] [stdout] test tests::classic_tests::vectorize ... ok
[INFO] [stdout] test tests::classic_tests::determinant_with_row_swap ... ok
[INFO] [stdout] test tests::classic_tests::inverse_2 ... ok
[INFO] [stdout] test tests::classic_tests::gaussian_elimination_with_row_swap ... ok
[INFO] [stdout] test tests::classic_tests::from_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests matrix_lib
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Matrix<T>::sum (line 108) ... FAILED
[INFO] [stdout] test src/lib.rs - Matrix<T>::sum (line 117) ... FAILED
[INFO] [stdout] test src/lib.rs - Matrix<T>::get_size (line 343) ... FAILED
[INFO] [stdout] test src/lib.rs - Matrix<T>::from_vectorized (line 260) ... ok
[INFO] [stdout] test src/lib.rs - matrix (line 375) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Matrix<T>::sum (line 108) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:113:25
[INFO] [stdout]     |
[INFO] [stdout] 113 | assert!(matches!(m1.sum(m2), Err(String)));
[INFO] [stdout]     |                     --- ^^ expected `&Matrix<{integer}>`, found `Matrix<{integer}>`
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&Matrix<{integer}>`
[INFO] [stdout]                   found struct `Matrix<{integer}>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/lib.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn sum(&self, other: &Matrix<T>) -> Result<Self, String> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 113 | assert!(matches!(m1.sum(&m2), Err(String)));
[INFO] [stdout]     |                         +
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Matrix<T>::sum (line 117) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:122:48
[INFO] [stdout]     |
[INFO] [stdout] 122 | assert_eq!(matrix![[2,4,6], [8,10,12]], m1.sum(m2).unwrap());
[INFO] [stdout]     |                                            --- ^^ expected `&Matrix<{integer}>`, found `Matrix<{integer}>`
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&Matrix<{integer}>`
[INFO] [stdout]                   found struct `Matrix<{integer}>`
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/lib.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn sum(&self, other: &Matrix<T>) -> Result<Self, String> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 122 | assert_eq!(matrix![[2,4,6], [8,10,12]], m1.sum(&m2).unwrap());
[INFO] [stdout]     |                                                +
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Matrix<T>::get_size (line 343) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (126) panicked at src/lib.rs:8:1:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: Size { x: 4, y: 3 }
[INFO] [stdout]  right: Size { x: 3, y: 4 }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5bf7a2bc8332 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5bf7a2bc8332 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5bf7a2bc8332 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5bf7a2bc8332 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5bf7a2bd8d4a - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5bf7a2bd8d4a - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x5bf7a2bcbe86 - std[716c9a7a72e5c14e]::io::default_write_fmt::<std[716c9a7a72e5c14e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5bf7a2bcbe86 - <std[716c9a7a72e5c14e]::sys::stdio::unix::Stderr as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5bf7a2bb370f - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5bf7a2bb370f - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5bf7a2bc47f1 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5bf7a2bc49ab - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x5bf7a2bb37c8 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x5bf7a2bab4c9 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5bf7a2bb3fed - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x5bf7a2bd93dc - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5bf7a2bd9293 - core[c5ed12ab89cc536a]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:439:17
[INFO] [stdout]   17:     0x5bf7a2b9b330 - core[c5ed12ab89cc536a]::panicking::assert_failed::<matrix_lib[c8aa15a0f3606753]::functions::Size, matrix_lib[c8aa15a0f3606753]::functions::Size>
[INFO] [stdout]   18:     0x5bf7a2b9bf5d - rust_out[31cf89adcf23a82a]::main::_doctest_main_src_lib_rs_343_0
[INFO] [stdout]   19:     0x5bf7a2b9b4e6 - rust_out[31cf89adcf23a82a]::main
[INFO] [stdout]   20:     0x5bf7a2b9d683 - <fn() as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   21:     0x5bf7a2b9b336 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   22:     0x5bf7a2b9b4b9 - std[716c9a7a72e5c14e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   23:     0x5bf7a2bc3de6 - <&dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   24:     0x5bf7a2bc3de6 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<&dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   25:     0x5bf7a2bc3de6 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<i32, &dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   26:     0x5bf7a2bc3de6 - std[716c9a7a72e5c14e]::panic::catch_unwind::<&dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x5bf7a2bc3de6 - std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x5bf7a2bc3de6 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5bf7a2bc3de6 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<isize, std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5bf7a2bc3de6 - std[716c9a7a72e5c14e]::panic::catch_unwind::<std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5bf7a2bc3de6 - std[716c9a7a72e5c14e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x5bf7a2b9b091 - std[716c9a7a72e5c14e]::rt::lang_start::<()>
[INFO] [stdout]   33:     0x5bf7a2b9d8b5 - main
[INFO] [stdout]   34:     0x71f8bc82a1ca - <unknown>
[INFO] [stdout]   35:     0x71f8bc82a28b - __libc_start_main
[INFO] [stdout]   36:     0x5bf7a2b9acc5 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Matrix<T>::get_size (line 343)
[INFO] [stdout]     src/lib.rs - Matrix<T>::sum (line 108)
[INFO] [stdout]     src/lib.rs - Matrix<T>::sum (line 117)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "17918cbe10fd7791e34f0adc7d2954b0513f3faae79e6ec41dc84212da807e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17918cbe10fd7791e34f0adc7d2954b0513f3faae79e6ec41dc84212da807e2e", kill_on_drop: false }`
[INFO] [stdout] 17918cbe10fd7791e34f0adc7d2954b0513f3faae79e6ec41dc84212da807e2e
