With the exact same command-line, coverlet console 1.5.0 is instrumenting and reporting coverage for the unit test project itself, where in 1.4.1 it only instrumented the project under test as expected.
coverlet TestProject1/bin/Debug/netcoreapp2.1/TestProject1.dll --target "dotnet" --targetargs "test --no-build"
coverlet console 1.4.1
Calculating coverage result...
Generating report '/projects/customer/coverage.json'
+-------------------------+--------+--------+--------+
| Module | Line | Branch | Method |
+-------------------------+--------+--------+--------+
| customer | 29% | 23.1% | 47.1% |
+-------------------------+--------+--------+--------+
+---------+--------+--------+--------+
| | Line | Branch | Method |
+---------+--------+--------+--------+
| Total | 29% | 23.1% | 47.1% |
+---------+--------+--------+--------+
| Average | 29% | 23.1% | 47.1% |
+---------+--------+--------+--------+
coverlet console 1.5.0
Calculating coverage result...
Generating report '/projects/customer/coverage.json'
+-------------------------+-------+--------+--------+
| Module | Line | Branch | Method |
+-------------------------+-------+--------+--------+
| customer | 29% | 23.1% | 47.1% |
+-------------------------+-------+--------+--------+
| TestProject1 | 81.6% | 16.7% | 71.4% |
+-------------------------+-------+--------+--------+
+---------+--------+--------+--------+
| | Line | Branch | Method |
+---------+--------+--------+--------+
| Total | 36.7% | 22.9% | 48.3% |
+---------+--------+--------+--------+
| Average | 18.35% | 11.45% | 24.15% |
+---------+--------+--------+--------+
With the exact same command-line, coverlet console 1.5.0 is instrumenting and reporting coverage for the unit test project itself, where in 1.4.1 it only instrumented the project under test as expected.
coverlet console 1.4.1
coverlet console 1.5.0