[INFO] fetching crate matrix-basic 0.5.0...
[INFO] testing matrix-basic-0.5.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate matrix-basic 0.5.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate matrix-basic 0.5.0
[INFO] finished tweaking crates.io crate matrix-basic 0.5.0
[INFO] tweaked toml for crates.io crate matrix-basic 0.5.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate matrix-basic 0.5.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fa10a06fd2ab6e11812515c478f90b712a5ebd56422bf90ac7b328a53722c60
[INFO] running `Command { std: "docker" "start" "-a" "5fa10a06fd2ab6e11812515c478f90b712a5ebd56422bf90ac7b328a53722c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fa10a06fd2ab6e11812515c478f90b712a5ebd56422bf90ac7b328a53722c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fa10a06fd2ab6e11812515c478f90b712a5ebd56422bf90ac7b328a53722c60", kill_on_drop: false }`
[INFO] [stdout] 5fa10a06fd2ab6e11812515c478f90b712a5ebd56422bf90ac7b328a53722c60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc1abff8987049dd84568850bb40ec3bcf1df36c4340e67aca6bb7ae2c8182a9
[INFO] running `Command { std: "docker" "start" "-a" "dc1abff8987049dd84568850bb40ec3bcf1df36c4340e67aca6bb7ae2c8182a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling matrix-basic v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "dc1abff8987049dd84568850bb40ec3bcf1df36c4340e67aca6bb7ae2c8182a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc1abff8987049dd84568850bb40ec3bcf1df36c4340e67aca6bb7ae2c8182a9", kill_on_drop: false }`
[INFO] [stdout] dc1abff8987049dd84568850bb40ec3bcf1df36c4340e67aca6bb7ae2c8182a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a234ed4b63485f2bdf548e2aa15f8a509c6818e6dd07f4d97a53f68e758534f
[INFO] running `Command { std: "docker" "start" "-a" "7a234ed4b63485f2bdf548e2aa15f8a509c6818e6dd07f4d97a53f68e758534f", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrix-basic v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "7a234ed4b63485f2bdf548e2aa15f8a509c6818e6dd07f4d97a53f68e758534f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a234ed4b63485f2bdf548e2aa15f8a509c6818e6dd07f4d97a53f68e758534f", kill_on_drop: false }`
[INFO] [stdout] 7a234ed4b63485f2bdf548e2aa15f8a509c6818e6dd07f4d97a53f68e758534f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 67db04825b8fbeb6c1f3180262c9d1cf5b9fea6d14f080e94e1c79ba53241df4
[INFO] running `Command { std: "docker" "start" "-a" "67db04825b8fbeb6c1f3180262c9d1cf5b9fea6d14f080e94e1c79ba53241df4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/matrix_basic-75c4d2abb634163b)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::add_sub_test ... ok
[INFO] [stdout] test tests::conversion_test ... ok
[INFO] [stdout] test tests::det_trace_test ... ok
[INFO] [stderr]    Doc-tests matrix_basic
[INFO] [stdout] test tests::echelon_test ... ok
[INFO] [stdout] test tests::inverse_test ... ok
[INFO] [stdout] test tests::mul_test ... ok
[INFO] [stdout] test tests::zero_one_diag_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - Matrix<T>::diagonal_matrix (line 370) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::det (line 152) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::det_in_field (line 187) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::submatrix (line 124) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::row_echelon (line 238) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::from (line 60) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::trace (line 351) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::reduced_row_echelon (line 296) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::mul_scalar (line 389) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::inverse (line 407) ... ok
[INFO] [stdout] test src/lib.rs - MatrixFrom::matrix_from (line 571) ... ok
[INFO] [stdout] test src/lib.rs - MatrixInto::matrix_into (line 605) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "67db04825b8fbeb6c1f3180262c9d1cf5b9fea6d14f080e94e1c79ba53241df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67db04825b8fbeb6c1f3180262c9d1cf5b9fea6d14f080e94e1c79ba53241df4", kill_on_drop: false }`
[INFO] [stdout] 67db04825b8fbeb6c1f3180262c9d1cf5b9fea6d14f080e94e1c79ba53241df4