Remove an ALWAYS() that might be false under very unusual circumstances.

dbsqlfuzz 300261f469ace7ecc57ed32ea7b0de3ea9d7dbf.  Test case in TH3.

FossilOrigin-Name: 466f508973e7adc983a4c9bd7c86b4d9269e3b990183fc7f95a50fe72b832ad0

manifest

@@ -1,5 +1,5 @@
-C Handle\sthe\scorruption\sfixed\sby\sthe\sprevious\scommit\sin\sa\sdifferent\sway\sso\sas\sto\salso\sfix\sdbsqlfuzz\scrash\s753de0a0ac5b25b18f1e4d41e650d3333cdc270c.
-D 2021-04-08T19:39:00.906
+C Remove\san\sALWAYS()\sthat\smight\sbe\sfalse\sunder\svery\sunusual\scircumstances.\ndbsqlfuzz\s300261f469ace7ecc57ed32ea7b0de3ea9d7dbf.\s\sTest\scase\sin\sTH3.
+D 2021-04-08T19:56:58.010
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -529,7 +529,7 @@ F src/os_setup.h 0dbaea40a7d36bf311613d31342e0b99e2536586
 F src/os_unix.c b5b7475bd1a8f1b83b6173a81f4fe50f9e077ccbacb62ce2fe7a5cb89916bce1
 F src/os_win.c 77d39873836f1831a9b0b91894fec45ab0e9ca8e067dc8c549e1d1eca1566fe9
 F src/os_win.h 7b073010f1451abe501be30d12f6bc599824944a
-F src/pager.c 9c46e887c1c342d00deebe0797cc723c7f0942349776cb37d752cf5d7beab985
+F src/pager.c 0c84ba222cc58825098ae7d693db85c69f1700ba2a74d9d395033337a511b4e6
 F src/pager.h 4bf9b3213a4b2bebbced5eaa8b219cf25d4a82f385d093cd64b7e93e5285f66f
 F src/parse.y 77039cf996d9cde8ee1e947ad9284566c30e48cc227766a7be1d475ec7aed9dd
 F src/pcache.c 385ff064bca69789d199a98e2169445dc16e4291fa807babd61d4890c3b34177
@@ -1912,7 +1912,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 58f36af2271517abafa9f4a46f2a5f97e66c001675c17868282197d599603d1b
-R f66b0623947ba640e8e730eba8454a06
-U dan
-Z 6c99339f28beab6b463fc646e3d6a411
+P cb27ce25095ab9b5acbe4bf010c7f6d8a71191c2f79b3bf3e63d8655b4fe0769
+R 020de4969459832aee161bf32445ebf7
+U drh
+Z 68d218f21dd2d52fe942989c2320ee36

manifest.uuid

@@ -1 +1 @@
-cb27ce25095ab9b5acbe4bf010c7f6d8a71191c2f79b3bf3e63d8655b4fe0769
+466f508973e7adc983a4c9bd7c86b4d9269e3b990183fc7f95a50fe72b832ad0

src/pager.c

@@ -5837,7 +5837,7 @@ int sqlite3PagerBegin(Pager *pPager, int exFlag, int subjInMemory){
   assert( pPager->eState>=PAGER_READER && pPager->eState<PAGER_ERROR );
   pPager->subjInMemory = (u8)subjInMemory;
 
-  if( ALWAYS(pPager->eState==PAGER_READER) ){
+  if( pPager->eState==PAGER_READER ){
     assert( pPager->pInJournal==0 );
 
     if( pagerUseWal(pPager) ){