[INFO] fetching crate matrix-basic 0.5.0...
[INFO] testing matrix-basic-0.5.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate matrix-basic 0.5.0 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate matrix-basic 0.5.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b31d4ddb54ae60944d6f3d8e13d3f62b666b35353e3071331685b61c28ef163
[INFO] running `Command { std: "docker" "start" "-a" "2b31d4ddb54ae60944d6f3d8e13d3f62b666b35353e3071331685b61c28ef163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b31d4ddb54ae60944d6f3d8e13d3f62b666b35353e3071331685b61c28ef163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b31d4ddb54ae60944d6f3d8e13d3f62b666b35353e3071331685b61c28ef163", kill_on_drop: false }`
[INFO] [stdout] 2b31d4ddb54ae60944d6f3d8e13d3f62b666b35353e3071331685b61c28ef163
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59b880e167c189766fab8bb9f0c1d92b8480e3babadd02326c78a652431c26ab
[INFO] running `Command { std: "docker" "start" "-a" "59b880e167c189766fab8bb9f0c1d92b8480e3babadd02326c78a652431c26ab", 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 5.97s
[INFO] running `Command { std: "docker" "inspect" "59b880e167c189766fab8bb9f0c1d92b8480e3babadd02326c78a652431c26ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b880e167c189766fab8bb9f0c1d92b8480e3babadd02326c78a652431c26ab", kill_on_drop: false }`
[INFO] [stdout] 59b880e167c189766fab8bb9f0c1d92b8480e3babadd02326c78a652431c26ab
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bf4b3419f50e0052b6d3e14c98d765bfcea6f6c8f9b70e4867f45d63275b79a
[INFO] running `Command { std: "docker" "start" "-a" "1bf4b3419f50e0052b6d3e14c98d765bfcea6f6c8f9b70e4867f45d63275b79a", 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 0.82s
[INFO] running `Command { std: "docker" "inspect" "1bf4b3419f50e0052b6d3e14c98d765bfcea6f6c8f9b70e4867f45d63275b79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bf4b3419f50e0052b6d3e14c98d765bfcea6f6c8f9b70e4867f45d63275b79a", kill_on_drop: false }`
[INFO] [stdout] 1bf4b3419f50e0052b6d3e14c98d765bfcea6f6c8f9b70e4867f45d63275b79a
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a24b8bf2f613d5bc74ea65180a2e53ff7d2f99d8a2ae19656f108c158ef003ad
[INFO] running `Command { std: "docker" "start" "-a" "a24b8bf2f613d5bc74ea65180a2e53ff7d2f99d8a2ae19656f108c158ef003ad", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/matrix_basic-45398d2511b07376)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::conversion_test ... ok
[INFO] [stdout] test tests::echelon_test ... ok
[INFO] [stdout] test tests::add_sub_test ... ok
[INFO] [stdout] test tests::det_trace_test ... ok
[INFO] [stdout] test tests::inverse_test ... ok
[INFO] [stdout] test tests::mul_test ... ok
[INFO] [stderr]    Doc-tests matrix_basic
[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 - MatrixInto::matrix_into (line 605) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::det_in_field (line 187) ... ok
[INFO] [stdout] test src/lib.rs - MatrixFrom::matrix_from (line 571) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::diagonal_matrix (line 370) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::from (line 60) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::reduced_row_echelon (line 296) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::row_echelon (line 238) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::det (line 152) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::submatrix (line 124) ... ok
[INFO] [stdout] test src/lib.rs - Matrix<T>::trace (line 351) ... 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] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a24b8bf2f613d5bc74ea65180a2e53ff7d2f99d8a2ae19656f108c158ef003ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a24b8bf2f613d5bc74ea65180a2e53ff7d2f99d8a2ae19656f108c158ef003ad", kill_on_drop: false }`
[INFO] [stdout] a24b8bf2f613d5bc74ea65180a2e53ff7d2f99d8a2ae19656f108c158ef003ad