feature: improve context err #2059

Job	Run time
Bench - nightly toolchain (recent)	57s
Docs - nightly toolchain (recent)	28s
Docs - stable toolchain (recent)	26s
Embedded	1m 33s
Integration tests - stable toolchain (26_0)	59s
Lint - nightly toolchain (recent)	27s
Format - nightly toolchain	12s
Integration tests - stable toolchain (25_2)	1m 9s
Test - 1.63.0 toolchain (minimal)	1m 53s
Integration tests - stable toolchain (25_1)	57s
Test - nightly toolchain (minimal)	38s
Test - 1.63.0 toolchain (recent)	1m 49s
Test - stable toolchain (minimal)	44s
Test - nightly toolchain (recent)	41s
Integration tests - stable toolchain (25_0)	1m 0s
Test - stable toolchain (recent)	42s
Integration tests - stable toolchain (24_2)	55s
Integration tests - stable toolchain (24_1)	1m 8s
Integration tests - stable toolchain (24_0_1)	1m 9s
Integration tests - stable toolchain (23_2)	58s
Integration tests - stable toolchain (23_1)	59s
Integration tests - stable toolchain (23_0)	57s
Integration tests - stable toolchain (22_1)	54s
Integration tests - stable toolchain (22_0)	55s
Integration tests - stable toolchain (0_21_2)	57s
Integration tests - stable toolchain (0_20_2)	58s
Integration tests - stable toolchain (0_19_1)	57s
Integration tests - stable toolchain (0_18_1)	56s
Integration tests - stable toolchain (0_17_1)	1m 11s
	27m 29s

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