feature: improve context err #2060

Job	Run time
Test - nightly toolchain (minimal)	41s
Test - 1.63.0 toolchain (minimal)	1m 56s
Test - nightly toolchain (recent)	39s
Test - 1.63.0 toolchain (recent)	1m 57s
Bench - nightly toolchain (recent)	57s
Test - stable toolchain (minimal)	41s
Docs - stable toolchain (recent)	29s
Test - stable toolchain (recent)	40s
Docs - nightly toolchain (recent)	24s
Lint - nightly toolchain (recent)	28s
Embedded	1m 16s
Format - nightly toolchain	13s
Integration tests - stable toolchain (26_0)	54s
Integration tests - stable toolchain (25_2)	1m 1s
Integration tests - stable toolchain (25_1)	53s
Integration tests - stable toolchain (25_0)	55s
Integration tests - stable toolchain (24_2)	56s
Integration tests - stable toolchain (24_1)	57s
Integration tests - stable toolchain (24_0_1)	55s
Integration tests - stable toolchain (23_2)	56s
Integration tests - stable toolchain (23_1)	57s
Integration tests - stable toolchain (23_0)	1m 0s
Integration tests - stable toolchain (22_1)	56s
Integration tests - stable toolchain (22_0)	55s
Integration tests - stable toolchain (0_21_2)	57s
Integration tests - stable toolchain (0_20_2)	53s
Integration tests - stable toolchain (0_19_1)	53s
Integration tests - stable toolchain (0_18_1)	1m 2s
Integration tests - stable toolchain (0_17_1)	55s
	26m 16s

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