java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/forester-heap/dll-optional_true-unreach-call_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-370d6ab [2018-11-14 16:26:16,412 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-14 16:26:16,414 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-14 16:26:16,427 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-14 16:26:16,427 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-14 16:26:16,428 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-14 16:26:16,430 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-14 16:26:16,431 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-14 16:26:16,433 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-14 16:26:16,434 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-14 16:26:16,435 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-14 16:26:16,435 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-14 16:26:16,436 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-14 16:26:16,437 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-14 16:26:16,438 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-14 16:26:16,439 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-14 16:26:16,440 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-14 16:26:16,442 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-14 16:26:16,444 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-14 16:26:16,446 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-14 16:26:16,447 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-14 16:26:16,449 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-14 16:26:16,451 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-14 16:26:16,452 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-14 16:26:16,452 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-14 16:26:16,453 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-14 16:26:16,454 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-14 16:26:16,455 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-14 16:26:16,456 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-14 16:26:16,457 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-14 16:26:16,457 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-14 16:26:16,458 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-14 16:26:16,458 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-14 16:26:16,459 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-14 16:26:16,460 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-14 16:26:16,460 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-14 16:26:16,461 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-14 16:26:16,477 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-14 16:26:16,477 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-14 16:26:16,478 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-14 16:26:16,478 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-14 16:26:16,479 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-14 16:26:16,479 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-14 16:26:16,479 INFO L133 SettingsManager]: * Use SBE=true [2018-11-14 16:26:16,479 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-14 16:26:16,480 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-14 16:26:16,480 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-14 16:26:16,480 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-14 16:26:16,480 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-14 16:26:16,480 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-14 16:26:16,481 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-14 16:26:16,481 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-14 16:26:16,481 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-14 16:26:16,481 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-14 16:26:16,481 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-14 16:26:16,482 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-14 16:26:16,482 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-14 16:26:16,482 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-14 16:26:16,482 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-14 16:26:16,482 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-14 16:26:16,483 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 16:26:16,483 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-14 16:26:16,483 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-14 16:26:16,483 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-14 16:26:16,484 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-14 16:26:16,484 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-14 16:26:16,484 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-14 16:26:16,484 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-14 16:26:16,484 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-14 16:26:16,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-14 16:26:16,544 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-14 16:26:16,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-14 16:26:16,554 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-14 16:26:16,555 INFO L276 PluginConnector]: CDTParser initialized [2018-11-14 16:26:16,556 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-optional_true-unreach-call_true-valid-memsafety.i [2018-11-14 16:26:16,625 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79b611815/69bd0667c30a46ff9aeff29ad3dda744/FLAG5838c3b80 [2018-11-14 16:26:17,195 INFO L298 CDTParser]: Found 1 translation units. [2018-11-14 16:26:17,196 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-optional_true-unreach-call_true-valid-memsafety.i [2018-11-14 16:26:17,211 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79b611815/69bd0667c30a46ff9aeff29ad3dda744/FLAG5838c3b80 [2018-11-14 16:26:17,226 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79b611815/69bd0667c30a46ff9aeff29ad3dda744 [2018-11-14 16:26:17,235 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-14 16:26:17,237 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-14 16:26:17,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-14 16:26:17,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-14 16:26:17,244 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-14 16:26:17,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:26:17" (1/1) ... [2018-11-14 16:26:17,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26f81d1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:26:17, skipping insertion in model container [2018-11-14 16:26:17,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:26:17" (1/1) ... [2018-11-14 16:26:17,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-14 16:26:17,320 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-14 16:26:17,809 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 16:26:17,832 INFO L191 MainTranslator]: Completed pre-run [2018-11-14 16:26:17,909 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-14 16:26:18,053 INFO L195 MainTranslator]: Completed translation [2018-11-14 16:26:18,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:26:18 WrapperNode [2018-11-14 16:26:18,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-14 16:26:18,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-14 16:26:18,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-14 16:26:18,055 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-14 16:26:18,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:26:18" (1/1) ... [2018-11-14 16:26:18,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:26:18" (1/1) ... [2018-11-14 16:26:18,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:26:18" (1/1) ... [2018-11-14 16:26:18,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:26:18" (1/1) ... [2018-11-14 16:26:18,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:26:18" (1/1) ... [2018-11-14 16:26:18,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:26:18" (1/1) ... [2018-11-14 16:26:18,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:26:18" (1/1) ... [2018-11-14 16:26:18,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-14 16:26:18,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-14 16:26:18,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-14 16:26:18,184 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-14 16:26:18,186 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:26:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-14 16:26:18,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-14 16:26:18,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-14 16:26:18,248 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-14 16:26:18,248 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2018-11-14 16:26:18,248 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2018-11-14 16:26:18,249 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2018-11-14 16:26:18,249 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2018-11-14 16:26:18,249 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2018-11-14 16:26:18,249 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2018-11-14 16:26:18,249 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2018-11-14 16:26:18,249 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2018-11-14 16:26:18,249 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2018-11-14 16:26:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2018-11-14 16:26:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2018-11-14 16:26:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2018-11-14 16:26:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2018-11-14 16:26:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2018-11-14 16:26:18,250 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2018-11-14 16:26:18,251 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2018-11-14 16:26:18,251 INFO L130 BoogieDeclarations]: Found specification of procedure select [2018-11-14 16:26:18,251 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2018-11-14 16:26:18,251 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2018-11-14 16:26:18,251 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2018-11-14 16:26:18,251 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2018-11-14 16:26:18,252 INFO L130 BoogieDeclarations]: Found specification of procedure random [2018-11-14 16:26:18,252 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2018-11-14 16:26:18,252 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2018-11-14 16:26:18,252 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2018-11-14 16:26:18,252 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2018-11-14 16:26:18,252 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2018-11-14 16:26:18,253 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2018-11-14 16:26:18,253 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2018-11-14 16:26:18,253 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2018-11-14 16:26:18,253 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2018-11-14 16:26:18,254 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2018-11-14 16:26:18,254 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2018-11-14 16:26:18,254 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2018-11-14 16:26:18,254 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2018-11-14 16:26:18,254 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2018-11-14 16:26:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2018-11-14 16:26:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2018-11-14 16:26:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2018-11-14 16:26:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2018-11-14 16:26:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2018-11-14 16:26:18,255 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2018-11-14 16:26:18,256 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2018-11-14 16:26:18,256 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2018-11-14 16:26:18,256 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2018-11-14 16:26:18,256 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2018-11-14 16:26:18,256 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2018-11-14 16:26:18,256 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2018-11-14 16:26:18,257 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2018-11-14 16:26:18,257 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2018-11-14 16:26:18,257 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-14 16:26:18,257 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-14 16:26:18,257 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2018-11-14 16:26:18,258 INFO L130 BoogieDeclarations]: Found specification of procedure free [2018-11-14 16:26:18,258 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2018-11-14 16:26:18,258 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2018-11-14 16:26:18,258 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2018-11-14 16:26:18,258 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2018-11-14 16:26:18,258 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2018-11-14 16:26:18,259 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2018-11-14 16:26:18,259 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2018-11-14 16:26:18,259 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2018-11-14 16:26:18,259 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2018-11-14 16:26:18,259 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-14 16:26:18,259 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2018-11-14 16:26:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2018-11-14 16:26:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2018-11-14 16:26:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2018-11-14 16:26:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2018-11-14 16:26:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2018-11-14 16:26:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2018-11-14 16:26:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2018-11-14 16:26:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2018-11-14 16:26:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2018-11-14 16:26:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2018-11-14 16:26:18,262 INFO L130 BoogieDeclarations]: Found specification of procedure system [2018-11-14 16:26:18,262 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2018-11-14 16:26:18,262 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2018-11-14 16:26:18,262 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2018-11-14 16:26:18,262 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2018-11-14 16:26:18,262 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2018-11-14 16:26:18,263 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2018-11-14 16:26:18,263 INFO L130 BoogieDeclarations]: Found specification of procedure div [2018-11-14 16:26:18,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2018-11-14 16:26:18,263 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2018-11-14 16:26:18,263 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2018-11-14 16:26:18,264 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2018-11-14 16:26:18,264 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2018-11-14 16:26:18,264 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2018-11-14 16:26:18,264 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2018-11-14 16:26:18,264 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2018-11-14 16:26:18,264 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2018-11-14 16:26:18,265 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2018-11-14 16:26:18,265 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2018-11-14 16:26:18,265 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2018-11-14 16:26:18,265 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2018-11-14 16:26:18,265 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2018-11-14 16:26:18,266 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2018-11-14 16:26:18,266 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2018-11-14 16:26:18,266 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2018-11-14 16:26:18,266 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2018-11-14 16:26:18,266 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2018-11-14 16:26:18,266 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2018-11-14 16:26:18,267 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-14 16:26:18,267 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-14 16:26:18,267 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-14 16:26:18,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-14 16:26:18,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-14 16:26:18,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-14 16:26:18,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-14 16:26:18,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-14 16:26:18,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-14 16:26:18,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-14 16:26:18,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-14 16:26:18,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-14 16:26:19,618 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-14 16:26:19,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:26:19 BoogieIcfgContainer [2018-11-14 16:26:19,619 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-14 16:26:19,620 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-14 16:26:19,620 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-14 16:26:19,623 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-14 16:26:19,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:26:17" (1/3) ... [2018-11-14 16:26:19,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79d3ca24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:26:19, skipping insertion in model container [2018-11-14 16:26:19,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:26:18" (2/3) ... [2018-11-14 16:26:19,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79d3ca24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:26:19, skipping insertion in model container [2018-11-14 16:26:19,626 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:26:19" (3/3) ... [2018-11-14 16:26:19,627 INFO L112 eAbstractionObserver]: Analyzing ICFG dll-optional_true-unreach-call_true-valid-memsafety.i [2018-11-14 16:26:19,638 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-14 16:26:19,651 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-14 16:26:19,670 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-14 16:26:19,702 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-14 16:26:19,703 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-14 16:26:19,703 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-14 16:26:19,703 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-14 16:26:19,703 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-14 16:26:19,704 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-14 16:26:19,704 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-14 16:26:19,704 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-14 16:26:19,705 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-14 16:26:19,723 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states. [2018-11-14 16:26:19,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-14 16:26:19,733 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 16:26:19,735 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 16:26:19,737 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 16:26:19,744 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 16:26:19,744 INFO L82 PathProgramCache]: Analyzing trace with hash -535821658, now seen corresponding path program 1 times [2018-11-14 16:26:19,749 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 16:26:19,750 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 16:26:19,780 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 16:26:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:19,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:19,871 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 16:26:20,000 INFO L256 TraceCheckUtils]: 0: Hoare triple {40#true} call ULTIMATE.init(); {40#true} is VALID [2018-11-14 16:26:20,004 INFO L273 TraceCheckUtils]: 1: Hoare triple {40#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {40#true} is VALID [2018-11-14 16:26:20,004 INFO L273 TraceCheckUtils]: 2: Hoare triple {40#true} assume true; {40#true} is VALID [2018-11-14 16:26:20,005 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {40#true} {40#true} #121#return; {40#true} is VALID [2018-11-14 16:26:20,005 INFO L256 TraceCheckUtils]: 4: Hoare triple {40#true} call #t~ret25 := main(); {40#true} is VALID [2018-11-14 16:26:20,005 INFO L273 TraceCheckUtils]: 5: Hoare triple {40#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16bv32);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~head~0.offset, 4bv32);call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~bvadd32(4bv32, ~head~0.offset), 4bv32); {40#true} is VALID [2018-11-14 16:26:20,006 INFO L273 TraceCheckUtils]: 6: Hoare triple {40#true} assume #t~nondet1 != 0bv32;havoc #t~nondet1;call write~intINTTYPE4(2bv32, ~head~0.base, ~bvadd32(12bv32, ~head~0.offset), 4bv32);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16bv32);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32);call write~$Pointer$(0bv32, 0bv32, #t~mem3.base, #t~mem3.offset, 4bv32);havoc #t~mem3.base, #t~mem3.offset; {40#true} is VALID [2018-11-14 16:26:20,006 INFO L273 TraceCheckUtils]: 7: Hoare triple {40#true} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {40#true} is VALID [2018-11-14 16:26:20,019 INFO L273 TraceCheckUtils]: 8: Hoare triple {40#true} assume !true; {41#false} is VALID [2018-11-14 16:26:20,020 INFO L273 TraceCheckUtils]: 9: Hoare triple {41#false} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {41#false} is VALID [2018-11-14 16:26:20,020 INFO L273 TraceCheckUtils]: 10: Hoare triple {41#false} assume true; {41#false} is VALID [2018-11-14 16:26:20,021 INFO L273 TraceCheckUtils]: 11: Hoare triple {41#false} assume !!(~x~0.base != 0bv32 || ~x~0.offset != 0bv32); {41#false} is VALID [2018-11-14 16:26:20,021 INFO L273 TraceCheckUtils]: 12: Hoare triple {41#false} assume true;call #t~mem13 := read~intINTTYPE4(~x~0.base, ~bvadd32(12bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem13 == 2bv32; {41#false} is VALID [2018-11-14 16:26:20,021 INFO L273 TraceCheckUtils]: 13: Hoare triple {41#false} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {41#false} is VALID [2018-11-14 16:26:20,022 INFO L273 TraceCheckUtils]: 14: Hoare triple {41#false} #t~short18 := #t~short15; {41#false} is VALID [2018-11-14 16:26:20,022 INFO L273 TraceCheckUtils]: 15: Hoare triple {41#false} assume !#t~short18; {41#false} is VALID [2018-11-14 16:26:20,022 INFO L273 TraceCheckUtils]: 16: Hoare triple {41#false} #t~short20 := #t~short18; {41#false} is VALID [2018-11-14 16:26:20,023 INFO L273 TraceCheckUtils]: 17: Hoare triple {41#false} assume #t~short20; {41#false} is VALID [2018-11-14 16:26:20,023 INFO L273 TraceCheckUtils]: 18: Hoare triple {41#false} assume !#t~short20;havoc #t~short18;havoc #t~mem19.base, #t~mem19.offset;havoc #t~mem16.base, #t~mem16.offset;havoc #t~short20;havoc #t~mem13;havoc #t~short15;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem14.base, #t~mem14.offset; {41#false} is VALID [2018-11-14 16:26:20,023 INFO L273 TraceCheckUtils]: 19: Hoare triple {41#false} assume !false; {41#false} is VALID [2018-11-14 16:26:20,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 16:26:20,028 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-14 16:26:20,035 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 16:26:20,035 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-14 16:26:20,040 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-11-14 16:26:20,043 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 16:26:20,046 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2018-11-14 16:26:20,240 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:20,241 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-14 16:26:20,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-14 16:26:20,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-14 16:26:20,256 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 2 states. [2018-11-14 16:26:21,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:21,010 INFO L93 Difference]: Finished difference Result 61 states and 87 transitions. [2018-11-14 16:26:21,010 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-14 16:26:21,010 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 20 [2018-11-14 16:26:21,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 16:26:21,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-14 16:26:21,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 87 transitions. [2018-11-14 16:26:21,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-14 16:26:21,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 87 transitions. [2018-11-14 16:26:21,051 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 87 transitions. [2018-11-14 16:26:21,327 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 87 edges. 87 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:21,339 INFO L225 Difference]: With dead ends: 61 [2018-11-14 16:26:21,340 INFO L226 Difference]: Without dead ends: 27 [2018-11-14 16:26:21,343 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-14 16:26:21,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2018-11-14 16:26:21,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2018-11-14 16:26:21,406 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 16:26:21,406 INFO L82 GeneralOperation]: Start isEquivalent. First operand 27 states. Second operand 27 states. [2018-11-14 16:26:21,407 INFO L74 IsIncluded]: Start isIncluded. First operand 27 states. Second operand 27 states. [2018-11-14 16:26:21,407 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 27 states. [2018-11-14 16:26:21,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:21,412 INFO L93 Difference]: Finished difference Result 27 states and 35 transitions. [2018-11-14 16:26:21,412 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2018-11-14 16:26:21,413 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:21,413 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:21,413 INFO L74 IsIncluded]: Start isIncluded. First operand 27 states. Second operand 27 states. [2018-11-14 16:26:21,413 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 27 states. [2018-11-14 16:26:21,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:21,417 INFO L93 Difference]: Finished difference Result 27 states and 35 transitions. [2018-11-14 16:26:21,418 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2018-11-14 16:26:21,418 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:21,418 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:21,419 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 16:26:21,419 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 16:26:21,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-14 16:26:21,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 35 transitions. [2018-11-14 16:26:21,424 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 35 transitions. Word has length 20 [2018-11-14 16:26:21,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 16:26:21,424 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 35 transitions. [2018-11-14 16:26:21,424 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-14 16:26:21,424 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2018-11-14 16:26:21,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-14 16:26:21,425 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 16:26:21,426 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 16:26:21,426 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 16:26:21,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 16:26:21,426 INFO L82 PathProgramCache]: Analyzing trace with hash 2032884803, now seen corresponding path program 1 times [2018-11-14 16:26:21,427 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 16:26:21,427 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 16:26:21,452 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 16:26:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:21,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 16:26:21,623 INFO L256 TraceCheckUtils]: 0: Hoare triple {261#true} call ULTIMATE.init(); {261#true} is VALID [2018-11-14 16:26:21,624 INFO L273 TraceCheckUtils]: 1: Hoare triple {261#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {261#true} is VALID [2018-11-14 16:26:21,624 INFO L273 TraceCheckUtils]: 2: Hoare triple {261#true} assume true; {261#true} is VALID [2018-11-14 16:26:21,624 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {261#true} {261#true} #121#return; {261#true} is VALID [2018-11-14 16:26:21,625 INFO L256 TraceCheckUtils]: 4: Hoare triple {261#true} call #t~ret25 := main(); {261#true} is VALID [2018-11-14 16:26:21,625 INFO L273 TraceCheckUtils]: 5: Hoare triple {261#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16bv32);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~head~0.offset, 4bv32);call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~bvadd32(4bv32, ~head~0.offset), 4bv32); {261#true} is VALID [2018-11-14 16:26:21,625 INFO L273 TraceCheckUtils]: 6: Hoare triple {261#true} assume #t~nondet1 != 0bv32;havoc #t~nondet1;call write~intINTTYPE4(2bv32, ~head~0.base, ~bvadd32(12bv32, ~head~0.offset), 4bv32);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16bv32);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32);call write~$Pointer$(0bv32, 0bv32, #t~mem3.base, #t~mem3.offset, 4bv32);havoc #t~mem3.base, #t~mem3.offset; {261#true} is VALID [2018-11-14 16:26:21,626 INFO L273 TraceCheckUtils]: 7: Hoare triple {261#true} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {261#true} is VALID [2018-11-14 16:26:21,626 INFO L273 TraceCheckUtils]: 8: Hoare triple {261#true} assume true; {261#true} is VALID [2018-11-14 16:26:21,626 INFO L273 TraceCheckUtils]: 9: Hoare triple {261#true} assume !(#t~nondet5 != 0bv32);havoc #t~nondet5; {261#true} is VALID [2018-11-14 16:26:21,627 INFO L273 TraceCheckUtils]: 10: Hoare triple {261#true} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {261#true} is VALID [2018-11-14 16:26:21,627 INFO L273 TraceCheckUtils]: 11: Hoare triple {261#true} assume true; {261#true} is VALID [2018-11-14 16:26:21,627 INFO L273 TraceCheckUtils]: 12: Hoare triple {261#true} assume !!(~x~0.base != 0bv32 || ~x~0.offset != 0bv32); {261#true} is VALID [2018-11-14 16:26:21,628 INFO L273 TraceCheckUtils]: 13: Hoare triple {261#true} assume true;call #t~mem13 := read~intINTTYPE4(~x~0.base, ~bvadd32(12bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem13 == 2bv32; {261#true} is VALID [2018-11-14 16:26:21,628 INFO L273 TraceCheckUtils]: 14: Hoare triple {261#true} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {261#true} is VALID [2018-11-14 16:26:21,628 INFO L273 TraceCheckUtils]: 15: Hoare triple {261#true} #t~short18 := #t~short15; {261#true} is VALID [2018-11-14 16:26:21,634 INFO L273 TraceCheckUtils]: 16: Hoare triple {261#true} assume !#t~short18; {314#(not |main_#t~short18|)} is VALID [2018-11-14 16:26:21,635 INFO L273 TraceCheckUtils]: 17: Hoare triple {314#(not |main_#t~short18|)} #t~short20 := #t~short18; {318#(not |main_#t~short20|)} is VALID [2018-11-14 16:26:21,637 INFO L273 TraceCheckUtils]: 18: Hoare triple {318#(not |main_#t~short20|)} assume #t~short20; {262#false} is VALID [2018-11-14 16:26:21,637 INFO L273 TraceCheckUtils]: 19: Hoare triple {262#false} assume !#t~short20;havoc #t~short18;havoc #t~mem19.base, #t~mem19.offset;havoc #t~mem16.base, #t~mem16.offset;havoc #t~short20;havoc #t~mem13;havoc #t~short15;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem14.base, #t~mem14.offset; {262#false} is VALID [2018-11-14 16:26:21,637 INFO L273 TraceCheckUtils]: 20: Hoare triple {262#false} assume !false; {262#false} is VALID [2018-11-14 16:26:21,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 16:26:21,640 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-14 16:26:21,645 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 16:26:21,646 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-14 16:26:21,647 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 21 [2018-11-14 16:26:21,650 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 16:26:21,650 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2018-11-14 16:26:21,715 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:21,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-14 16:26:21,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-14 16:26:21,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-14 16:26:21,716 INFO L87 Difference]: Start difference. First operand 27 states and 35 transitions. Second operand 4 states. [2018-11-14 16:26:22,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:22,207 INFO L93 Difference]: Finished difference Result 43 states and 56 transitions. [2018-11-14 16:26:22,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-14 16:26:22,208 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 21 [2018-11-14 16:26:22,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 16:26:22,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-14 16:26:22,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 56 transitions. [2018-11-14 16:26:22,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-14 16:26:22,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 56 transitions. [2018-11-14 16:26:22,214 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 56 transitions. [2018-11-14 16:26:22,376 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 56 edges. 56 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:22,378 INFO L225 Difference]: With dead ends: 43 [2018-11-14 16:26:22,379 INFO L226 Difference]: Without dead ends: 30 [2018-11-14 16:26:22,379 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-14 16:26:22,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-11-14 16:26:22,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 29. [2018-11-14 16:26:22,392 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 16:26:22,392 INFO L82 GeneralOperation]: Start isEquivalent. First operand 30 states. Second operand 29 states. [2018-11-14 16:26:22,392 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 29 states. [2018-11-14 16:26:22,392 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 29 states. [2018-11-14 16:26:22,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:22,395 INFO L93 Difference]: Finished difference Result 30 states and 39 transitions. [2018-11-14 16:26:22,395 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2018-11-14 16:26:22,396 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:22,396 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:22,396 INFO L74 IsIncluded]: Start isIncluded. First operand 29 states. Second operand 30 states. [2018-11-14 16:26:22,397 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 30 states. [2018-11-14 16:26:22,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:22,400 INFO L93 Difference]: Finished difference Result 30 states and 39 transitions. [2018-11-14 16:26:22,400 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2018-11-14 16:26:22,401 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:22,401 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:22,401 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 16:26:22,401 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 16:26:22,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-11-14 16:26:22,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 37 transitions. [2018-11-14 16:26:22,404 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 37 transitions. Word has length 21 [2018-11-14 16:26:22,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 16:26:22,404 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 37 transitions. [2018-11-14 16:26:22,404 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-14 16:26:22,405 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2018-11-14 16:26:22,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-14 16:26:22,405 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 16:26:22,406 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 16:26:22,406 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 16:26:22,406 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 16:26:22,406 INFO L82 PathProgramCache]: Analyzing trace with hash 2032886725, now seen corresponding path program 1 times [2018-11-14 16:26:22,407 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 16:26:22,407 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 16:26:22,429 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 16:26:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:22,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 16:26:22,928 INFO L256 TraceCheckUtils]: 0: Hoare triple {477#true} call ULTIMATE.init(); {477#true} is VALID [2018-11-14 16:26:22,928 INFO L273 TraceCheckUtils]: 1: Hoare triple {477#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {477#true} is VALID [2018-11-14 16:26:22,929 INFO L273 TraceCheckUtils]: 2: Hoare triple {477#true} assume true; {477#true} is VALID [2018-11-14 16:26:22,929 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {477#true} {477#true} #121#return; {477#true} is VALID [2018-11-14 16:26:22,930 INFO L256 TraceCheckUtils]: 4: Hoare triple {477#true} call #t~ret25 := main(); {477#true} is VALID [2018-11-14 16:26:22,930 INFO L273 TraceCheckUtils]: 5: Hoare triple {477#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16bv32);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~head~0.offset, 4bv32);call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~bvadd32(4bv32, ~head~0.offset), 4bv32); {477#true} is VALID [2018-11-14 16:26:22,931 INFO L273 TraceCheckUtils]: 6: Hoare triple {477#true} assume #t~nondet1 != 0bv32;havoc #t~nondet1;call write~intINTTYPE4(2bv32, ~head~0.base, ~bvadd32(12bv32, ~head~0.offset), 4bv32);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16bv32);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32);call write~$Pointer$(0bv32, 0bv32, #t~mem3.base, #t~mem3.offset, 4bv32);havoc #t~mem3.base, #t~mem3.offset; {477#true} is VALID [2018-11-14 16:26:22,931 INFO L273 TraceCheckUtils]: 7: Hoare triple {477#true} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {477#true} is VALID [2018-11-14 16:26:22,931 INFO L273 TraceCheckUtils]: 8: Hoare triple {477#true} assume true; {477#true} is VALID [2018-11-14 16:26:22,932 INFO L273 TraceCheckUtils]: 9: Hoare triple {477#true} assume !(#t~nondet5 != 0bv32);havoc #t~nondet5; {477#true} is VALID [2018-11-14 16:26:22,932 INFO L273 TraceCheckUtils]: 10: Hoare triple {477#true} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {477#true} is VALID [2018-11-14 16:26:22,932 INFO L273 TraceCheckUtils]: 11: Hoare triple {477#true} assume true; {477#true} is VALID [2018-11-14 16:26:22,932 INFO L273 TraceCheckUtils]: 12: Hoare triple {477#true} assume !!(~x~0.base != 0bv32 || ~x~0.offset != 0bv32); {477#true} is VALID [2018-11-14 16:26:22,933 INFO L273 TraceCheckUtils]: 13: Hoare triple {477#true} assume true;call #t~mem13 := read~intINTTYPE4(~x~0.base, ~bvadd32(12bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem13 == 2bv32; {477#true} is VALID [2018-11-14 16:26:22,942 INFO L273 TraceCheckUtils]: 14: Hoare triple {477#true} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {524#(or (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (not |main_#t~short15|)) (and |main_#t~short15| (or (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))))))} is VALID [2018-11-14 16:26:22,943 INFO L273 TraceCheckUtils]: 15: Hoare triple {524#(or (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (not |main_#t~short15|)) (and |main_#t~short15| (or (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))))))} #t~short18 := #t~short15; {528#(or (and |main_#t~short18| (or (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))))) (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (not |main_#t~short18|)))} is VALID [2018-11-14 16:26:22,945 INFO L273 TraceCheckUtils]: 16: Hoare triple {528#(or (and |main_#t~short18| (or (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))))) (and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (not |main_#t~short18|)))} assume !#t~short18; {532#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base))} is VALID [2018-11-14 16:26:22,945 INFO L273 TraceCheckUtils]: 17: Hoare triple {532#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base))} #t~short20 := #t~short18; {532#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base))} is VALID [2018-11-14 16:26:22,946 INFO L273 TraceCheckUtils]: 18: Hoare triple {532#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base))} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {539#|main_#t~short20|} is VALID [2018-11-14 16:26:22,947 INFO L273 TraceCheckUtils]: 19: Hoare triple {539#|main_#t~short20|} assume !#t~short20;havoc #t~short18;havoc #t~mem19.base, #t~mem19.offset;havoc #t~mem16.base, #t~mem16.offset;havoc #t~short20;havoc #t~mem13;havoc #t~short15;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem14.base, #t~mem14.offset; {478#false} is VALID [2018-11-14 16:26:22,948 INFO L273 TraceCheckUtils]: 20: Hoare triple {478#false} assume !false; {478#false} is VALID [2018-11-14 16:26:22,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 16:26:22,951 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-14 16:26:22,954 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 16:26:22,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-14 16:26:22,954 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-11-14 16:26:22,954 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 16:26:22,955 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-14 16:26:23,002 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:23,003 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-14 16:26:23,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-14 16:26:23,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-14 16:26:23,004 INFO L87 Difference]: Start difference. First operand 29 states and 37 transitions. Second operand 6 states. [2018-11-14 16:26:25,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:25,345 INFO L93 Difference]: Finished difference Result 46 states and 60 transitions. [2018-11-14 16:26:25,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-14 16:26:25,345 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-11-14 16:26:25,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 16:26:25,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 16:26:25,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 58 transitions. [2018-11-14 16:26:25,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 16:26:25,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 58 transitions. [2018-11-14 16:26:25,351 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 58 transitions. [2018-11-14 16:26:25,634 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:25,636 INFO L225 Difference]: With dead ends: 46 [2018-11-14 16:26:25,636 INFO L226 Difference]: Without dead ends: 44 [2018-11-14 16:26:25,637 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-11-14 16:26:25,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2018-11-14 16:26:25,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 34. [2018-11-14 16:26:25,646 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 16:26:25,646 INFO L82 GeneralOperation]: Start isEquivalent. First operand 44 states. Second operand 34 states. [2018-11-14 16:26:25,646 INFO L74 IsIncluded]: Start isIncluded. First operand 44 states. Second operand 34 states. [2018-11-14 16:26:25,646 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 34 states. [2018-11-14 16:26:25,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:25,650 INFO L93 Difference]: Finished difference Result 44 states and 56 transitions. [2018-11-14 16:26:25,650 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2018-11-14 16:26:25,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:25,651 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:25,651 INFO L74 IsIncluded]: Start isIncluded. First operand 34 states. Second operand 44 states. [2018-11-14 16:26:25,651 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 44 states. [2018-11-14 16:26:25,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:25,655 INFO L93 Difference]: Finished difference Result 44 states and 56 transitions. [2018-11-14 16:26:25,655 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2018-11-14 16:26:25,656 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:25,656 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:25,656 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 16:26:25,656 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 16:26:25,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-11-14 16:26:25,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 43 transitions. [2018-11-14 16:26:25,659 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 43 transitions. Word has length 21 [2018-11-14 16:26:25,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 16:26:25,659 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 43 transitions. [2018-11-14 16:26:25,659 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-14 16:26:25,660 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2018-11-14 16:26:25,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-14 16:26:25,660 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 16:26:25,661 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 16:26:25,661 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 16:26:25,661 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 16:26:25,661 INFO L82 PathProgramCache]: Analyzing trace with hash 2031039683, now seen corresponding path program 1 times [2018-11-14 16:26:25,662 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 16:26:25,662 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 16:26:25,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 16:26:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:25,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:25,788 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 16:26:25,909 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-14 16:26:25,913 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:25,921 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:25,922 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-14 16:26:25,926 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 16:26:26,015 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:26:26,031 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:26:26,032 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2018-11-14 16:26:26,034 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:26,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-11-14 16:26:26,209 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 16:26:26,230 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:26,372 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-14 16:26:26,381 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 16:26:26,387 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:26,414 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:26,449 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:26,522 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-11-14 16:26:26,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 16:26:26,534 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:26,573 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-14 16:26:26,581 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 16:26:26,582 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:26,594 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:26,604 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:26,629 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:26,629 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 4 variables, input treesize:78, output treesize:49 [2018-11-14 16:26:26,841 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 16:26:27,187 INFO L256 TraceCheckUtils]: 0: Hoare triple {736#true} call ULTIMATE.init(); {736#true} is VALID [2018-11-14 16:26:27,188 INFO L273 TraceCheckUtils]: 1: Hoare triple {736#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {736#true} is VALID [2018-11-14 16:26:27,188 INFO L273 TraceCheckUtils]: 2: Hoare triple {736#true} assume true; {736#true} is VALID [2018-11-14 16:26:27,188 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {736#true} {736#true} #121#return; {736#true} is VALID [2018-11-14 16:26:27,189 INFO L256 TraceCheckUtils]: 4: Hoare triple {736#true} call #t~ret25 := main(); {736#true} is VALID [2018-11-14 16:26:27,191 INFO L273 TraceCheckUtils]: 5: Hoare triple {736#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16bv32);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~head~0.offset, 4bv32);call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~bvadd32(4bv32, ~head~0.offset), 4bv32); {756#(and (= (bvadd (select |#valid| main_~head~0.base) (_ bv1 1)) (_ bv0 1)) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:27,194 INFO L273 TraceCheckUtils]: 6: Hoare triple {756#(and (= (bvadd (select |#valid| main_~head~0.base) (_ bv1 1)) (_ bv0 1)) (= (_ bv0 32) main_~head~0.offset))} assume #t~nondet1 != 0bv32;havoc #t~nondet1;call write~intINTTYPE4(2bv32, ~head~0.base, ~bvadd32(12bv32, ~head~0.offset), 4bv32);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16bv32);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32);call write~$Pointer$(0bv32, 0bv32, #t~mem3.base, #t~mem3.offset, 4bv32);havoc #t~mem3.base, #t~mem3.offset; {760#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:27,196 INFO L273 TraceCheckUtils]: 7: Hoare triple {760#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {760#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:27,197 INFO L273 TraceCheckUtils]: 8: Hoare triple {760#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset))} assume true; {760#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:27,200 INFO L273 TraceCheckUtils]: 9: Hoare triple {760#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset))} assume !(#t~nondet5 != 0bv32);havoc #t~nondet5; {760#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:27,202 INFO L273 TraceCheckUtils]: 10: Hoare triple {760#(and (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {773#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)))} is VALID [2018-11-14 16:26:27,204 INFO L273 TraceCheckUtils]: 11: Hoare triple {773#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)))} assume true; {773#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)))} is VALID [2018-11-14 16:26:27,206 INFO L273 TraceCheckUtils]: 12: Hoare triple {773#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)))} assume !!(~x~0.base != 0bv32 || ~x~0.offset != 0bv32); {773#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)))} is VALID [2018-11-14 16:26:27,209 INFO L273 TraceCheckUtils]: 13: Hoare triple {773#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)))} assume true;call #t~mem13 := read~intINTTYPE4(~x~0.base, ~bvadd32(12bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem13 == 2bv32; {773#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)))} is VALID [2018-11-14 16:26:27,211 INFO L273 TraceCheckUtils]: 14: Hoare triple {773#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)))} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {773#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)))} is VALID [2018-11-14 16:26:27,213 INFO L273 TraceCheckUtils]: 15: Hoare triple {773#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)))} #t~short18 := #t~short15; {773#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)))} is VALID [2018-11-14 16:26:27,215 INFO L273 TraceCheckUtils]: 16: Hoare triple {773#(and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)))} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset, 4bv32);#t~short18 := #t~mem17.base == 0bv32 && #t~mem17.offset == 0bv32; {792#|main_#t~short18|} is VALID [2018-11-14 16:26:27,217 INFO L273 TraceCheckUtils]: 17: Hoare triple {792#|main_#t~short18|} #t~short20 := #t~short18; {796#|main_#t~short20|} is VALID [2018-11-14 16:26:27,217 INFO L273 TraceCheckUtils]: 18: Hoare triple {796#|main_#t~short20|} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {737#false} is VALID [2018-11-14 16:26:27,218 INFO L273 TraceCheckUtils]: 19: Hoare triple {737#false} assume !#t~short20;havoc #t~short18;havoc #t~mem19.base, #t~mem19.offset;havoc #t~mem16.base, #t~mem16.offset;havoc #t~short20;havoc #t~mem13;havoc #t~short15;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem14.base, #t~mem14.offset; {737#false} is VALID [2018-11-14 16:26:27,218 INFO L273 TraceCheckUtils]: 20: Hoare triple {737#false} assume !false; {737#false} is VALID [2018-11-14 16:26:27,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 16:26:27,223 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-14 16:26:27,227 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 16:26:27,227 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-14 16:26:27,227 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2018-11-14 16:26:27,228 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 16:26:27,228 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2018-11-14 16:26:27,331 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:27,331 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-14 16:26:27,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-14 16:26:27,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-14 16:26:27,332 INFO L87 Difference]: Start difference. First operand 34 states and 43 transitions. Second operand 7 states. [2018-11-14 16:26:29,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:29,858 INFO L93 Difference]: Finished difference Result 101 states and 123 transitions. [2018-11-14 16:26:29,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-14 16:26:29,859 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2018-11-14 16:26:29,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 16:26:29,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-11-14 16:26:29,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 93 transitions. [2018-11-14 16:26:29,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-11-14 16:26:29,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 93 transitions. [2018-11-14 16:26:29,866 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 93 transitions. [2018-11-14 16:26:30,101 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 93 edges. 93 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:30,104 INFO L225 Difference]: With dead ends: 101 [2018-11-14 16:26:30,104 INFO L226 Difference]: Without dead ends: 81 [2018-11-14 16:26:30,105 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2018-11-14 16:26:30,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-11-14 16:26:30,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 48. [2018-11-14 16:26:30,181 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 16:26:30,181 INFO L82 GeneralOperation]: Start isEquivalent. First operand 81 states. Second operand 48 states. [2018-11-14 16:26:30,181 INFO L74 IsIncluded]: Start isIncluded. First operand 81 states. Second operand 48 states. [2018-11-14 16:26:30,182 INFO L87 Difference]: Start difference. First operand 81 states. Second operand 48 states. [2018-11-14 16:26:30,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:30,187 INFO L93 Difference]: Finished difference Result 81 states and 98 transitions. [2018-11-14 16:26:30,187 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2018-11-14 16:26:30,188 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:30,188 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:30,188 INFO L74 IsIncluded]: Start isIncluded. First operand 48 states. Second operand 81 states. [2018-11-14 16:26:30,189 INFO L87 Difference]: Start difference. First operand 48 states. Second operand 81 states. [2018-11-14 16:26:30,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:30,193 INFO L93 Difference]: Finished difference Result 81 states and 98 transitions. [2018-11-14 16:26:30,193 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 98 transitions. [2018-11-14 16:26:30,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:30,195 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:30,195 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 16:26:30,195 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 16:26:30,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-14 16:26:30,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 61 transitions. [2018-11-14 16:26:30,198 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 61 transitions. Word has length 21 [2018-11-14 16:26:30,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 16:26:30,198 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 61 transitions. [2018-11-14 16:26:30,198 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-14 16:26:30,199 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2018-11-14 16:26:30,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-14 16:26:30,200 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 16:26:30,200 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 16:26:30,200 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 16:26:30,200 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 16:26:30,201 INFO L82 PathProgramCache]: Analyzing trace with hash -487073209, now seen corresponding path program 1 times [2018-11-14 16:26:30,201 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 16:26:30,201 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 16:26:30,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 16:26:30,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:30,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:30,311 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 16:26:30,431 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-14 16:26:30,438 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 16:26:30,439 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:30,444 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:30,455 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:30,456 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-11-14 16:26:30,539 INFO L256 TraceCheckUtils]: 0: Hoare triple {1152#true} call ULTIMATE.init(); {1152#true} is VALID [2018-11-14 16:26:30,540 INFO L273 TraceCheckUtils]: 1: Hoare triple {1152#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {1152#true} is VALID [2018-11-14 16:26:30,540 INFO L273 TraceCheckUtils]: 2: Hoare triple {1152#true} assume true; {1152#true} is VALID [2018-11-14 16:26:30,540 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1152#true} {1152#true} #121#return; {1152#true} is VALID [2018-11-14 16:26:30,541 INFO L256 TraceCheckUtils]: 4: Hoare triple {1152#true} call #t~ret25 := main(); {1152#true} is VALID [2018-11-14 16:26:30,542 INFO L273 TraceCheckUtils]: 5: Hoare triple {1152#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16bv32);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~head~0.offset, 4bv32);call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~bvadd32(4bv32, ~head~0.offset), 4bv32); {1172#(= (_ bv0 32) main_~head~0.offset)} is VALID [2018-11-14 16:26:30,544 INFO L273 TraceCheckUtils]: 6: Hoare triple {1172#(= (_ bv0 32) main_~head~0.offset)} assume #t~nondet1 != 0bv32;havoc #t~nondet1;call write~intINTTYPE4(2bv32, ~head~0.base, ~bvadd32(12bv32, ~head~0.offset), 4bv32);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16bv32);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32);call write~$Pointer$(0bv32, 0bv32, #t~mem3.base, #t~mem3.offset, 4bv32);havoc #t~mem3.base, #t~mem3.offset; {1176#(and (= (_ bv2 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:30,545 INFO L273 TraceCheckUtils]: 7: Hoare triple {1176#(and (= (_ bv2 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {1176#(and (= (_ bv2 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:30,546 INFO L273 TraceCheckUtils]: 8: Hoare triple {1176#(and (= (_ bv2 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} assume true; {1176#(and (= (_ bv2 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:30,548 INFO L273 TraceCheckUtils]: 9: Hoare triple {1176#(and (= (_ bv2 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} assume !(#t~nondet5 != 0bv32);havoc #t~nondet5; {1176#(and (= (_ bv2 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:30,550 INFO L273 TraceCheckUtils]: 10: Hoare triple {1176#(and (= (_ bv2 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {1189#(and (= (_ bv2 32) (select (select |#memory_int| main_~x~0.base) (bvadd main_~x~0.offset (_ bv12 32)))) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:30,551 INFO L273 TraceCheckUtils]: 11: Hoare triple {1189#(and (= (_ bv2 32) (select (select |#memory_int| main_~x~0.base) (bvadd main_~x~0.offset (_ bv12 32)))) (= main_~x~0.offset (_ bv0 32)))} assume true; {1189#(and (= (_ bv2 32) (select (select |#memory_int| main_~x~0.base) (bvadd main_~x~0.offset (_ bv12 32)))) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:30,552 INFO L273 TraceCheckUtils]: 12: Hoare triple {1189#(and (= (_ bv2 32) (select (select |#memory_int| main_~x~0.base) (bvadd main_~x~0.offset (_ bv12 32)))) (= main_~x~0.offset (_ bv0 32)))} assume !!(~x~0.base != 0bv32 || ~x~0.offset != 0bv32); {1189#(and (= (_ bv2 32) (select (select |#memory_int| main_~x~0.base) (bvadd main_~x~0.offset (_ bv12 32)))) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:30,552 INFO L273 TraceCheckUtils]: 13: Hoare triple {1189#(and (= (_ bv2 32) (select (select |#memory_int| main_~x~0.base) (bvadd main_~x~0.offset (_ bv12 32)))) (= main_~x~0.offset (_ bv0 32)))} assume true;call #t~mem13 := read~intINTTYPE4(~x~0.base, ~bvadd32(12bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem13 == 2bv32; {1199#|main_#t~short15|} is VALID [2018-11-14 16:26:30,553 INFO L273 TraceCheckUtils]: 14: Hoare triple {1199#|main_#t~short15|} assume !#t~short15; {1153#false} is VALID [2018-11-14 16:26:30,553 INFO L273 TraceCheckUtils]: 15: Hoare triple {1153#false} #t~short18 := #t~short15; {1153#false} is VALID [2018-11-14 16:26:30,553 INFO L273 TraceCheckUtils]: 16: Hoare triple {1153#false} assume !#t~short18; {1153#false} is VALID [2018-11-14 16:26:30,553 INFO L273 TraceCheckUtils]: 17: Hoare triple {1153#false} #t~short20 := #t~short18; {1153#false} is VALID [2018-11-14 16:26:30,554 INFO L273 TraceCheckUtils]: 18: Hoare triple {1153#false} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {1153#false} is VALID [2018-11-14 16:26:30,554 INFO L273 TraceCheckUtils]: 19: Hoare triple {1153#false} assume !#t~short20;havoc #t~short18;havoc #t~mem19.base, #t~mem19.offset;havoc #t~mem16.base, #t~mem16.offset;havoc #t~short20;havoc #t~mem13;havoc #t~short15;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem14.base, #t~mem14.offset; {1153#false} is VALID [2018-11-14 16:26:30,554 INFO L273 TraceCheckUtils]: 20: Hoare triple {1153#false} assume !false; {1153#false} is VALID [2018-11-14 16:26:30,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 16:26:30,556 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-14 16:26:30,558 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 16:26:30,558 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-14 16:26:30,558 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-11-14 16:26:30,558 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 16:26:30,558 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-14 16:26:30,598 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:30,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-14 16:26:30,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-14 16:26:30,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-14 16:26:30,599 INFO L87 Difference]: Start difference. First operand 48 states and 61 transitions. Second operand 6 states. [2018-11-14 16:26:31,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:31,971 INFO L93 Difference]: Finished difference Result 111 states and 138 transitions. [2018-11-14 16:26:31,971 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-14 16:26:31,971 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 21 [2018-11-14 16:26:31,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 16:26:31,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 16:26:31,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 96 transitions. [2018-11-14 16:26:31,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 16:26:31,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 96 transitions. [2018-11-14 16:26:31,977 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 96 transitions. [2018-11-14 16:26:32,165 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 96 edges. 96 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:32,169 INFO L225 Difference]: With dead ends: 111 [2018-11-14 16:26:32,169 INFO L226 Difference]: Without dead ends: 87 [2018-11-14 16:26:32,169 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-11-14 16:26:32,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2018-11-14 16:26:32,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 54. [2018-11-14 16:26:32,306 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 16:26:32,306 INFO L82 GeneralOperation]: Start isEquivalent. First operand 87 states. Second operand 54 states. [2018-11-14 16:26:32,306 INFO L74 IsIncluded]: Start isIncluded. First operand 87 states. Second operand 54 states. [2018-11-14 16:26:32,306 INFO L87 Difference]: Start difference. First operand 87 states. Second operand 54 states. [2018-11-14 16:26:32,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:32,311 INFO L93 Difference]: Finished difference Result 87 states and 107 transitions. [2018-11-14 16:26:32,311 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 107 transitions. [2018-11-14 16:26:32,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:32,312 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:32,312 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 87 states. [2018-11-14 16:26:32,312 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 87 states. [2018-11-14 16:26:32,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:32,316 INFO L93 Difference]: Finished difference Result 87 states and 107 transitions. [2018-11-14 16:26:32,316 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 107 transitions. [2018-11-14 16:26:32,316 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:32,316 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:32,317 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 16:26:32,317 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 16:26:32,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-14 16:26:32,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 67 transitions. [2018-11-14 16:26:32,319 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 67 transitions. Word has length 21 [2018-11-14 16:26:32,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 16:26:32,320 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 67 transitions. [2018-11-14 16:26:32,320 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-14 16:26:32,320 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2018-11-14 16:26:32,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-14 16:26:32,321 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 16:26:32,321 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 16:26:32,321 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 16:26:32,322 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 16:26:32,322 INFO L82 PathProgramCache]: Analyzing trace with hash -783590253, now seen corresponding path program 1 times [2018-11-14 16:26:32,322 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 16:26:32,322 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 16:26:32,354 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 16:26:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:32,410 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 16:26:32,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-14 16:26:32,458 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 16:26:32,462 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:32,465 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:32,473 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:32,473 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:17, output treesize:13 [2018-11-14 16:26:32,559 INFO L256 TraceCheckUtils]: 0: Hoare triple {1593#true} call ULTIMATE.init(); {1593#true} is VALID [2018-11-14 16:26:32,560 INFO L273 TraceCheckUtils]: 1: Hoare triple {1593#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {1593#true} is VALID [2018-11-14 16:26:32,560 INFO L273 TraceCheckUtils]: 2: Hoare triple {1593#true} assume true; {1593#true} is VALID [2018-11-14 16:26:32,560 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1593#true} {1593#true} #121#return; {1593#true} is VALID [2018-11-14 16:26:32,561 INFO L256 TraceCheckUtils]: 4: Hoare triple {1593#true} call #t~ret25 := main(); {1593#true} is VALID [2018-11-14 16:26:32,565 INFO L273 TraceCheckUtils]: 5: Hoare triple {1593#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16bv32);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~head~0.offset, 4bv32);call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~bvadd32(4bv32, ~head~0.offset), 4bv32); {1613#(= (_ bv0 32) main_~head~0.offset)} is VALID [2018-11-14 16:26:32,566 INFO L273 TraceCheckUtils]: 6: Hoare triple {1613#(= (_ bv0 32) main_~head~0.offset)} assume !(#t~nondet1 != 0bv32);havoc #t~nondet1; {1613#(= (_ bv0 32) main_~head~0.offset)} is VALID [2018-11-14 16:26:32,567 INFO L273 TraceCheckUtils]: 7: Hoare triple {1613#(= (_ bv0 32) main_~head~0.offset)} assume #t~nondet4 != 0bv32;havoc #t~nondet4;call write~intINTTYPE4(1bv32, ~head~0.base, ~bvadd32(12bv32, ~head~0.offset), 4bv32);call write~$Pointer$(~head~0.base, ~head~0.offset, ~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32); {1620#(and (= (_ bv1 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:32,568 INFO L273 TraceCheckUtils]: 8: Hoare triple {1620#(and (= (_ bv1 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {1620#(and (= (_ bv1 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:32,569 INFO L273 TraceCheckUtils]: 9: Hoare triple {1620#(and (= (_ bv1 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} assume true; {1620#(and (= (_ bv1 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:32,570 INFO L273 TraceCheckUtils]: 10: Hoare triple {1620#(and (= (_ bv1 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} assume !(#t~nondet5 != 0bv32);havoc #t~nondet5; {1620#(and (= (_ bv1 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:32,571 INFO L273 TraceCheckUtils]: 11: Hoare triple {1620#(and (= (_ bv1 32) (select (select |#memory_int| main_~head~0.base) (bvadd main_~head~0.offset (_ bv12 32)))) (= (_ bv0 32) main_~head~0.offset))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {1633#(and (= (_ bv1 32) (select (select |#memory_int| main_~x~0.base) (bvadd main_~x~0.offset (_ bv12 32)))) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:32,572 INFO L273 TraceCheckUtils]: 12: Hoare triple {1633#(and (= (_ bv1 32) (select (select |#memory_int| main_~x~0.base) (bvadd main_~x~0.offset (_ bv12 32)))) (= main_~x~0.offset (_ bv0 32)))} assume true; {1633#(and (= (_ bv1 32) (select (select |#memory_int| main_~x~0.base) (bvadd main_~x~0.offset (_ bv12 32)))) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:32,573 INFO L273 TraceCheckUtils]: 13: Hoare triple {1633#(and (= (_ bv1 32) (select (select |#memory_int| main_~x~0.base) (bvadd main_~x~0.offset (_ bv12 32)))) (= main_~x~0.offset (_ bv0 32)))} assume !!(~x~0.base != 0bv32 || ~x~0.offset != 0bv32); {1633#(and (= (_ bv1 32) (select (select |#memory_int| main_~x~0.base) (bvadd main_~x~0.offset (_ bv12 32)))) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:32,574 INFO L273 TraceCheckUtils]: 14: Hoare triple {1633#(and (= (_ bv1 32) (select (select |#memory_int| main_~x~0.base) (bvadd main_~x~0.offset (_ bv12 32)))) (= main_~x~0.offset (_ bv0 32)))} assume true;call #t~mem13 := read~intINTTYPE4(~x~0.base, ~bvadd32(12bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem13 == 2bv32; {1643#(not |main_#t~short15|)} is VALID [2018-11-14 16:26:32,574 INFO L273 TraceCheckUtils]: 15: Hoare triple {1643#(not |main_#t~short15|)} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {1594#false} is VALID [2018-11-14 16:26:32,575 INFO L273 TraceCheckUtils]: 16: Hoare triple {1594#false} #t~short18 := #t~short15; {1594#false} is VALID [2018-11-14 16:26:32,575 INFO L273 TraceCheckUtils]: 17: Hoare triple {1594#false} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset, 4bv32);#t~short18 := #t~mem17.base == 0bv32 && #t~mem17.offset == 0bv32; {1594#false} is VALID [2018-11-14 16:26:32,576 INFO L273 TraceCheckUtils]: 18: Hoare triple {1594#false} #t~short20 := #t~short18; {1594#false} is VALID [2018-11-14 16:26:32,576 INFO L273 TraceCheckUtils]: 19: Hoare triple {1594#false} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {1594#false} is VALID [2018-11-14 16:26:32,576 INFO L273 TraceCheckUtils]: 20: Hoare triple {1594#false} assume !#t~short20;havoc #t~short18;havoc #t~mem19.base, #t~mem19.offset;havoc #t~mem16.base, #t~mem16.offset;havoc #t~short20;havoc #t~mem13;havoc #t~short15;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem14.base, #t~mem14.offset; {1594#false} is VALID [2018-11-14 16:26:32,577 INFO L273 TraceCheckUtils]: 21: Hoare triple {1594#false} assume !false; {1594#false} is VALID [2018-11-14 16:26:32,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 16:26:32,579 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-14 16:26:32,583 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 16:26:32,583 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-14 16:26:32,583 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-11-14 16:26:32,584 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 16:26:32,584 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-14 16:26:32,710 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:32,710 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-14 16:26:32,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-14 16:26:32,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-14 16:26:32,711 INFO L87 Difference]: Start difference. First operand 54 states and 67 transitions. Second operand 6 states. [2018-11-14 16:26:34,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:34,443 INFO L93 Difference]: Finished difference Result 127 states and 159 transitions. [2018-11-14 16:26:34,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-14 16:26:34,443 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-11-14 16:26:34,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 16:26:34,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 16:26:34,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 112 transitions. [2018-11-14 16:26:34,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 16:26:34,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 112 transitions. [2018-11-14 16:26:34,448 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 112 transitions. [2018-11-14 16:26:34,665 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 112 edges. 112 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:34,667 INFO L225 Difference]: With dead ends: 127 [2018-11-14 16:26:34,667 INFO L226 Difference]: Without dead ends: 107 [2018-11-14 16:26:34,667 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-11-14 16:26:34,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2018-11-14 16:26:34,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 64. [2018-11-14 16:26:34,833 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 16:26:34,833 INFO L82 GeneralOperation]: Start isEquivalent. First operand 107 states. Second operand 64 states. [2018-11-14 16:26:34,834 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand 64 states. [2018-11-14 16:26:34,834 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 64 states. [2018-11-14 16:26:34,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:34,838 INFO L93 Difference]: Finished difference Result 107 states and 134 transitions. [2018-11-14 16:26:34,838 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 134 transitions. [2018-11-14 16:26:34,839 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:34,839 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:34,839 INFO L74 IsIncluded]: Start isIncluded. First operand 64 states. Second operand 107 states. [2018-11-14 16:26:34,839 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 107 states. [2018-11-14 16:26:34,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:34,843 INFO L93 Difference]: Finished difference Result 107 states and 134 transitions. [2018-11-14 16:26:34,843 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 134 transitions. [2018-11-14 16:26:34,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:34,844 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:34,844 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 16:26:34,844 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 16:26:34,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2018-11-14 16:26:34,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 80 transitions. [2018-11-14 16:26:34,847 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 80 transitions. Word has length 22 [2018-11-14 16:26:34,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 16:26:34,847 INFO L480 AbstractCegarLoop]: Abstraction has 64 states and 80 transitions. [2018-11-14 16:26:34,847 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-14 16:26:34,847 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 80 transitions. [2018-11-14 16:26:34,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-14 16:26:34,848 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 16:26:34,848 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 16:26:34,848 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 16:26:34,848 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 16:26:34,848 INFO L82 PathProgramCache]: Analyzing trace with hash 993264151, now seen corresponding path program 1 times [2018-11-14 16:26:34,849 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 16:26:34,849 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 16:26:34,868 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 16:26:34,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:34,910 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 16:26:34,959 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-14 16:26:34,966 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 16:26:34,968 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:34,971 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:34,991 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 10 [2018-11-14 16:26:34,996 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 16:26:34,997 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:35,001 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:35,015 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:35,015 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:30, output treesize:22 [2018-11-14 16:26:35,146 INFO L256 TraceCheckUtils]: 0: Hoare triple {2114#true} call ULTIMATE.init(); {2114#true} is VALID [2018-11-14 16:26:35,147 INFO L273 TraceCheckUtils]: 1: Hoare triple {2114#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {2114#true} is VALID [2018-11-14 16:26:35,147 INFO L273 TraceCheckUtils]: 2: Hoare triple {2114#true} assume true; {2114#true} is VALID [2018-11-14 16:26:35,147 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2114#true} {2114#true} #121#return; {2114#true} is VALID [2018-11-14 16:26:35,147 INFO L256 TraceCheckUtils]: 4: Hoare triple {2114#true} call #t~ret25 := main(); {2114#true} is VALID [2018-11-14 16:26:35,150 INFO L273 TraceCheckUtils]: 5: Hoare triple {2114#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16bv32);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~head~0.offset, 4bv32);call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~bvadd32(4bv32, ~head~0.offset), 4bv32); {2134#(= (_ bv0 32) main_~head~0.offset)} is VALID [2018-11-14 16:26:35,151 INFO L273 TraceCheckUtils]: 6: Hoare triple {2134#(= (_ bv0 32) main_~head~0.offset)} assume !(#t~nondet1 != 0bv32);havoc #t~nondet1; {2134#(= (_ bv0 32) main_~head~0.offset)} is VALID [2018-11-14 16:26:35,153 INFO L273 TraceCheckUtils]: 7: Hoare triple {2134#(= (_ bv0 32) main_~head~0.offset)} assume #t~nondet4 != 0bv32;havoc #t~nondet4;call write~intINTTYPE4(1bv32, ~head~0.base, ~bvadd32(12bv32, ~head~0.offset), 4bv32);call write~$Pointer$(~head~0.base, ~head~0.offset, ~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32); {2141#(and (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:35,153 INFO L273 TraceCheckUtils]: 8: Hoare triple {2141#(and (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) main_~head~0.offset))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {2141#(and (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:35,171 INFO L273 TraceCheckUtils]: 9: Hoare triple {2141#(and (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) main_~head~0.offset))} assume true; {2141#(and (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:35,172 INFO L273 TraceCheckUtils]: 10: Hoare triple {2141#(and (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) main_~head~0.offset))} assume !(#t~nondet5 != 0bv32);havoc #t~nondet5; {2141#(and (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:26:35,173 INFO L273 TraceCheckUtils]: 11: Hoare triple {2141#(and (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base) (= main_~head~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) main_~head~0.offset))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:35,174 INFO L273 TraceCheckUtils]: 12: Hoare triple {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} assume true; {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:35,174 INFO L273 TraceCheckUtils]: 13: Hoare triple {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} assume !!(~x~0.base != 0bv32 || ~x~0.offset != 0bv32); {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:35,175 INFO L273 TraceCheckUtils]: 14: Hoare triple {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} assume true;call #t~mem13 := read~intINTTYPE4(~x~0.base, ~bvadd32(12bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem13 == 2bv32; {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:35,175 INFO L273 TraceCheckUtils]: 15: Hoare triple {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} assume !#t~short15; {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:35,176 INFO L273 TraceCheckUtils]: 16: Hoare triple {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} #t~short18 := #t~short15; {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:35,177 INFO L273 TraceCheckUtils]: 17: Hoare triple {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} assume !#t~short18; {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:35,180 INFO L273 TraceCheckUtils]: 18: Hoare triple {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} #t~short20 := #t~short18; {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} is VALID [2018-11-14 16:26:35,182 INFO L273 TraceCheckUtils]: 19: Hoare triple {2154#(and (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base) (= main_~x~0.offset (_ bv0 32)))} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {2179#|main_#t~short20|} is VALID [2018-11-14 16:26:35,182 INFO L273 TraceCheckUtils]: 20: Hoare triple {2179#|main_#t~short20|} assume !#t~short20;havoc #t~short18;havoc #t~mem19.base, #t~mem19.offset;havoc #t~mem16.base, #t~mem16.offset;havoc #t~short20;havoc #t~mem13;havoc #t~short15;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem14.base, #t~mem14.offset; {2115#false} is VALID [2018-11-14 16:26:35,183 INFO L273 TraceCheckUtils]: 21: Hoare triple {2115#false} assume !false; {2115#false} is VALID [2018-11-14 16:26:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 16:26:35,185 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-14 16:26:35,187 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-14 16:26:35,187 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-14 16:26:35,187 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-11-14 16:26:35,187 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-14 16:26:35,187 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-14 16:26:35,222 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:35,222 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-14 16:26:35,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-14 16:26:35,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-14 16:26:35,223 INFO L87 Difference]: Start difference. First operand 64 states and 80 transitions. Second operand 6 states. [2018-11-14 16:26:37,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:37,624 INFO L93 Difference]: Finished difference Result 126 states and 158 transitions. [2018-11-14 16:26:37,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-14 16:26:37,624 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 22 [2018-11-14 16:26:37,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-14 16:26:37,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 16:26:37,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 82 transitions. [2018-11-14 16:26:37,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-14 16:26:37,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 82 transitions. [2018-11-14 16:26:37,628 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 82 transitions. [2018-11-14 16:26:37,794 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 82 edges. 82 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-14 16:26:37,796 INFO L225 Difference]: With dead ends: 126 [2018-11-14 16:26:37,797 INFO L226 Difference]: Without dead ends: 124 [2018-11-14 16:26:37,797 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2018-11-14 16:26:37,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-11-14 16:26:38,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 90. [2018-11-14 16:26:38,185 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-14 16:26:38,186 INFO L82 GeneralOperation]: Start isEquivalent. First operand 124 states. Second operand 90 states. [2018-11-14 16:26:38,186 INFO L74 IsIncluded]: Start isIncluded. First operand 124 states. Second operand 90 states. [2018-11-14 16:26:38,186 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 90 states. [2018-11-14 16:26:38,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:38,190 INFO L93 Difference]: Finished difference Result 124 states and 156 transitions. [2018-11-14 16:26:38,190 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 156 transitions. [2018-11-14 16:26:38,191 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:38,191 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:38,191 INFO L74 IsIncluded]: Start isIncluded. First operand 90 states. Second operand 124 states. [2018-11-14 16:26:38,191 INFO L87 Difference]: Start difference. First operand 90 states. Second operand 124 states. [2018-11-14 16:26:38,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-14 16:26:38,195 INFO L93 Difference]: Finished difference Result 124 states and 156 transitions. [2018-11-14 16:26:38,195 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 156 transitions. [2018-11-14 16:26:38,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-14 16:26:38,196 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-14 16:26:38,196 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-14 16:26:38,196 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-14 16:26:38,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-11-14 16:26:38,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 117 transitions. [2018-11-14 16:26:38,200 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 117 transitions. Word has length 22 [2018-11-14 16:26:38,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-14 16:26:38,200 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 117 transitions. [2018-11-14 16:26:38,200 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-14 16:26:38,200 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 117 transitions. [2018-11-14 16:26:38,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-14 16:26:38,202 INFO L367 BasicCegarLoop]: Found error trace [2018-11-14 16:26:38,202 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-14 16:26:38,203 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-14 16:26:38,203 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-14 16:26:38,203 INFO L82 PathProgramCache]: Analyzing trace with hash 2118375986, now seen corresponding path program 1 times [2018-11-14 16:26:38,203 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-14 16:26:38,203 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-14 16:26:38,225 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-14 16:26:38,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-14 16:26:38,373 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-14 16:26:38,388 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2018-11-14 16:26:38,389 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:38,396 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:38,397 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:10, output treesize:9 [2018-11-14 16:26:38,400 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 16:26:38,480 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:26:38,491 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:26:38,493 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2018-11-14 16:26:38,495 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:38,743 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-11-14 16:26:38,756 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 16:26:38,758 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:38,862 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-14 16:26:38,872 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 16:26:38,873 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:38,902 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:38,926 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:39,005 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2018-11-14 16:26:39,041 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 16:26:39,043 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:39,074 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2018-11-14 16:26:39,082 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 16:26:39,083 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:39,095 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:39,105 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:39,140 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:39,140 INFO L202 ElimStorePlain]: Needed 10 recursive calls to eliminate 4 variables, input treesize:84, output treesize:67 [2018-11-14 16:26:42,773 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 16:26:43,020 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:26:43,052 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:26:43,087 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:26:43,087 INFO L303 Elim1Store]: Index analysis took 117 ms [2018-11-14 16:26:43,088 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 58 [2018-11-14 16:26:43,096 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:44,191 INFO L303 Elim1Store]: Index analysis took 230 ms [2018-11-14 16:26:44,193 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 70 [2018-11-14 16:26:44,217 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:26:44,233 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 23 [2018-11-14 16:26:44,235 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:44,360 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 75 [2018-11-14 16:26:44,394 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 16:26:44,395 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:44,539 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:26:44,547 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:26:44,547 INFO L682 Elim1Store]: detected equality via solver [2018-11-14 16:26:44,652 INFO L303 Elim1Store]: Index analysis took 133 ms [2018-11-14 16:26:44,653 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 102 [2018-11-14 16:26:44,710 INFO L682 Elim1Store]: detected equality via solver [2018-11-14 16:26:44,712 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 80 [2018-11-14 16:26:44,715 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:44,798 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:44,847 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:44,898 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:26:45,179 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 231 treesize of output 152 [2018-11-14 16:26:46,219 WARN L179 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 49 [2018-11-14 16:26:46,241 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:26:46,243 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 72 [2018-11-14 16:26:46,247 INFO L267 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:46,432 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 125 [2018-11-14 16:26:46,452 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2018-11-14 16:26:46,454 INFO L267 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2018-11-14 16:26:46,609 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 132 [2018-11-14 16:26:46,792 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 23 [2018-11-14 16:26:46,796 INFO L267 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 2 xjuncts. [2018-11-14 16:26:46,917 INFO L267 ElimStorePlain]: Start of recursive call 13: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-14 16:26:47,108 INFO L267 ElimStorePlain]: Start of recursive call 11: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-14 16:26:47,288 INFO L267 ElimStorePlain]: Start of recursive call 9: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-14 16:26:47,550 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-14 16:26:47,550 INFO L202 ElimStorePlain]: Needed 14 recursive calls to eliminate 5 variables, input treesize:235, output treesize:266 [2018-11-14 16:26:49,571 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 16:26:49,960 WARN L179 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2018-11-14 16:26:50,350 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:26:50,363 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:26:50,364 INFO L682 Elim1Store]: detected equality via solver [2018-11-14 16:26:50,364 INFO L303 Elim1Store]: Index analysis took 148 ms [2018-11-14 16:26:50,365 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 248 treesize of output 237 [2018-11-14 16:26:50,371 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-14 16:27:06,517 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:27:06,554 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:27:06,589 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:27:06,590 INFO L682 Elim1Store]: detected equality via solver [2018-11-14 16:27:06,591 INFO L303 Elim1Store]: Index analysis took 121 ms [2018-11-14 16:27:06,593 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 254 treesize of output 265 [2018-11-14 16:27:06,602 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-14 16:27:23,935 INFO L303 Elim1Store]: Index analysis took 286 ms [2018-11-14 16:27:23,937 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 243 treesize of output 209 [2018-11-14 16:27:24,008 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:27:24,010 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 48 [2018-11-14 16:27:24,012 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-14 16:27:24,652 INFO L303 Elim1Store]: Index analysis took 200 ms [2018-11-14 16:27:24,654 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 143 [2018-11-14 16:27:24,667 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 16:27:24,675 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-14 16:27:24,804 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:27:25,038 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:27:31,669 INFO L303 Elim1Store]: Index analysis took 238 ms [2018-11-14 16:27:31,670 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 237 treesize of output 205 [2018-11-14 16:27:31,700 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:27:31,702 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 51 [2018-11-14 16:27:31,704 INFO L267 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2018-11-14 16:27:32,423 INFO L303 Elim1Store]: Index analysis took 279 ms [2018-11-14 16:27:32,425 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 140 treesize of output 191 [2018-11-14 16:27:32,444 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 16:27:32,445 INFO L267 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2018-11-14 16:27:32,645 INFO L267 ElimStorePlain]: Start of recursive call 10: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:27:32,918 INFO L267 ElimStorePlain]: Start of recursive call 8: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:27:35,848 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 216 treesize of output 188 [2018-11-14 16:27:35,887 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:27:35,929 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 60 [2018-11-14 16:27:35,935 INFO L267 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 2 xjuncts. [2018-11-14 16:27:36,232 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 169 [2018-11-14 16:27:36,248 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 16:27:36,249 INFO L267 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2018-11-14 16:27:36,343 INFO L267 ElimStorePlain]: Start of recursive call 14: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:27:36,422 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 164 treesize of output 167 [2018-11-14 16:27:36,442 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 16:27:36,446 INFO L267 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2018-11-14 16:27:36,539 INFO L267 ElimStorePlain]: Start of recursive call 16: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:27:36,866 INFO L267 ElimStorePlain]: Start of recursive call 12: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-14 16:27:38,187 INFO L303 Elim1Store]: Index analysis took 114 ms [2018-11-14 16:27:38,188 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 206 treesize of output 180 [2018-11-14 16:27:38,208 INFO L700 Elim1Store]: detected not equals via solver [2018-11-14 16:27:38,217 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 51 [2018-11-14 16:27:38,220 INFO L267 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2018-11-14 16:27:38,435 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 159 [2018-11-14 16:27:38,469 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2018-11-14 16:27:38,471 INFO L267 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2018-11-14 16:27:38,559 INFO L267 ElimStorePlain]: Start of recursive call 20: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:27:38,697 INFO L267 ElimStorePlain]: Start of recursive call 18: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-14 16:27:39,326 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: 1 dim-0 vars, and 3 xjuncts. [2018-11-14 16:27:39,326 INFO L202 ElimStorePlain]: Needed 21 recursive calls to eliminate 9 variables, input treesize:503, output treesize:683 [2018-11-14 16:27:41,343 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-14 16:27:41,930 WARN L179 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-11-14 16:27:42,837 WARN L179 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-11-14 16:27:43,820 INFO L256 TraceCheckUtils]: 0: Hoare triple {2707#true} call ULTIMATE.init(); {2707#true} is VALID [2018-11-14 16:27:43,820 INFO L273 TraceCheckUtils]: 1: Hoare triple {2707#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {2707#true} is VALID [2018-11-14 16:27:43,820 INFO L273 TraceCheckUtils]: 2: Hoare triple {2707#true} assume true; {2707#true} is VALID [2018-11-14 16:27:43,821 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2707#true} {2707#true} #121#return; {2707#true} is VALID [2018-11-14 16:27:43,821 INFO L256 TraceCheckUtils]: 4: Hoare triple {2707#true} call #t~ret25 := main(); {2707#true} is VALID [2018-11-14 16:27:43,823 INFO L273 TraceCheckUtils]: 5: Hoare triple {2707#true} call #t~malloc0.base, #t~malloc0.offset := #Ultimate.alloc(16bv32);~head~0.base, ~head~0.offset := #t~malloc0.base, #t~malloc0.offset;call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~head~0.offset, 4bv32);call write~$Pointer$(0bv32, 0bv32, ~head~0.base, ~bvadd32(4bv32, ~head~0.offset), 4bv32); {2727#(and (= (bvadd (select |#valid| main_~head~0.base) (_ bv1 1)) (_ bv0 1)) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:27:43,827 INFO L273 TraceCheckUtils]: 6: Hoare triple {2727#(and (= (bvadd (select |#valid| main_~head~0.base) (_ bv1 1)) (_ bv0 1)) (= (_ bv0 32) main_~head~0.offset))} assume #t~nondet1 != 0bv32;havoc #t~nondet1;call write~intINTTYPE4(2bv32, ~head~0.base, ~bvadd32(12bv32, ~head~0.offset), 4bv32);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.alloc(16bv32);call write~$Pointer$(#t~malloc2.base, #t~malloc2.offset, ~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32);call #t~mem3.base, #t~mem3.offset := read~$Pointer$(~head~0.base, ~bvadd32(8bv32, ~head~0.offset), 4bv32);call write~$Pointer$(0bv32, 0bv32, #t~mem3.base, #t~mem3.offset, 4bv32);havoc #t~mem3.base, #t~mem3.offset; {2731#(and (= (_ bv1 1) (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv1 1) (select |#valid| main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset))} is VALID [2018-11-14 16:27:43,833 INFO L273 TraceCheckUtils]: 7: Hoare triple {2731#(and (= (_ bv1 1) (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv1 1) (select |#valid| main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {2735#(and (= (_ bv1 1) (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= main_~head~0.base main_~x~0.base) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv1 1) (select |#valid| main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (= main_~x~0.offset main_~head~0.offset))} is VALID [2018-11-14 16:27:43,834 INFO L273 TraceCheckUtils]: 8: Hoare triple {2735#(and (= (_ bv1 1) (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= main_~head~0.base main_~x~0.base) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv1 1) (select |#valid| main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (= main_~x~0.offset main_~head~0.offset))} assume true; {2735#(and (= (_ bv1 1) (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= main_~head~0.base main_~x~0.base) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv1 1) (select |#valid| main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (= main_~x~0.offset main_~head~0.offset))} is VALID [2018-11-14 16:27:43,842 INFO L273 TraceCheckUtils]: 9: Hoare triple {2735#(and (= (_ bv1 1) (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= main_~head~0.base main_~x~0.base) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv1 1) (select |#valid| main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (= main_~x~0.offset main_~head~0.offset))} assume !!(#t~nondet5 != 0bv32);havoc #t~nondet5;call #t~malloc6.base, #t~malloc6.offset := #Ultimate.alloc(16bv32);call write~$Pointer$(#t~malloc6.base, #t~malloc6.offset, ~x~0.base, ~x~0.offset, 4bv32);call #t~mem7.base, #t~mem7.offset := read~$Pointer$(~x~0.base, ~x~0.offset, 4bv32);call write~$Pointer$(~x~0.base, ~x~0.offset, #t~mem7.base, ~bvadd32(4bv32, #t~mem7.offset), 4bv32);havoc #t~mem7.base, #t~mem7.offset;call #t~mem8.base, #t~mem8.offset := read~$Pointer$(~x~0.base, ~x~0.offset, 4bv32);~x~0.base, ~x~0.offset := #t~mem8.base, #t~mem8.offset;havoc #t~mem8.base, #t~mem8.offset;call write~$Pointer$(0bv32, 0bv32, ~x~0.base, ~x~0.offset, 4bv32); {2742#(or (and (= (_ bv1 1) (select |#valid| main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (not (= (_ bv0 1) (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (_ bv0 32)) (= (bvadd main_~x~0.offset (_ bv4294967292 32)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base main_~x~0.base)) (= (_ bv0 32) main_~head~0.offset) (= (bvadd (select |#valid| main_~head~0.base) (_ bv1 1)) (_ bv0 1)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (_ bv1 1) (select |#valid| main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (not (= (_ bv0 1) (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (_ bv0 32)) (not (= main_~head~0.base main_~x~0.base)) (= (_ bv0 32) main_~head~0.offset) (= (bvadd (select |#valid| main_~head~0.base) (_ bv1 1)) (_ bv0 1)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))))} is VALID [2018-11-14 16:27:45,848 INFO L273 TraceCheckUtils]: 10: Hoare triple {2742#(or (and (= (_ bv1 1) (select |#valid| main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (not (= (_ bv0 1) (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (_ bv0 32)) (= (bvadd main_~x~0.offset (_ bv4294967292 32)) (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (not (= main_~head~0.base main_~x~0.base)) (= (_ bv0 32) main_~head~0.offset) (= (bvadd (select |#valid| main_~head~0.base) (_ bv1 1)) (_ bv0 1)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (_ bv1 1) (select |#valid| main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (not (= (_ bv0 1) (select |#valid| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (_ bv0 32)) (not (= main_~head~0.base main_~x~0.base)) (= (_ bv0 32) main_~head~0.offset) (= (bvadd (select |#valid| main_~head~0.base) (_ bv1 1)) (_ bv0 1)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))))} assume #t~nondet9 != 0bv32;havoc #t~nondet9;call write~intINTTYPE4(2bv32, ~x~0.base, ~bvadd32(12bv32, ~x~0.offset), 4bv32);call #t~malloc10.base, #t~malloc10.offset := #Ultimate.alloc(16bv32);call write~$Pointer$(#t~malloc10.base, #t~malloc10.offset, ~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);call #t~mem11.base, #t~mem11.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);call write~$Pointer$(0bv32, 0bv32, #t~mem11.base, #t~mem11.offset, 4bv32);havoc #t~mem11.base, #t~mem11.offset; {2746#(or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4294967292 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (exists ((main_~x~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (_ bv0 32) main_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))))} is UNKNOWN [2018-11-14 16:27:45,852 INFO L273 TraceCheckUtils]: 11: Hoare triple {2746#(or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4294967292 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (exists ((main_~x~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (_ bv0 32) main_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))))} assume true; {2746#(or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4294967292 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (exists ((main_~x~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (_ bv0 32) main_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))))} is VALID [2018-11-14 16:27:45,857 INFO L273 TraceCheckUtils]: 12: Hoare triple {2746#(or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4294967292 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (exists ((main_~x~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (_ bv0 32) main_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))))} assume !(#t~nondet5 != 0bv32);havoc #t~nondet5; {2746#(or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4294967292 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (exists ((main_~x~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (_ bv0 32) main_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))))} is VALID [2018-11-14 16:27:45,878 INFO L273 TraceCheckUtils]: 13: Hoare triple {2746#(or (and (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4294967292 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) main_~head~0.offset) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) main_~head~0.base) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))) main_~head~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (exists ((main_~x~0.offset (_ BitVec 32))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) main_~head~0.base)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32)))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) main_~x~0.offset)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset))))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) (bvadd main_~head~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~head~0.base)) (= (_ bv0 32) main_~head~0.offset) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset) (_ bv4 32))) (_ bv0 32))))} ~x~0.base, ~x~0.offset := ~head~0.base, ~head~0.offset; {2756#(or (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32))) (= main_~x~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (exists ((v_subst_1 (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32)) (_ bv0 32))))))} is VALID [2018-11-14 16:27:45,883 INFO L273 TraceCheckUtils]: 14: Hoare triple {2756#(or (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32))) (= main_~x~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (exists ((v_subst_1 (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32)) (_ bv0 32))))))} assume true; {2756#(or (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32))) (= main_~x~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (exists ((v_subst_1 (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32)) (_ bv0 32))))))} is VALID [2018-11-14 16:27:45,901 INFO L273 TraceCheckUtils]: 15: Hoare triple {2756#(or (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32))) (= main_~x~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (exists ((v_subst_1 (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32)) (_ bv0 32))))))} assume !!(~x~0.base != 0bv32 || ~x~0.offset != 0bv32); {2756#(or (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32))) (= main_~x~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (exists ((v_subst_1 (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32)) (_ bv0 32))))))} is VALID [2018-11-14 16:27:45,902 INFO L273 TraceCheckUtils]: 16: Hoare triple {2756#(or (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32))) (= main_~x~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (exists ((v_subst_1 (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32)) (_ bv0 32))))))} assume true;call #t~mem13 := read~intINTTYPE4(~x~0.base, ~bvadd32(12bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem13 == 2bv32; {2756#(or (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32))) (= main_~x~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (exists ((v_subst_1 (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32)) (_ bv0 32))))))} is VALID [2018-11-14 16:27:45,903 INFO L273 TraceCheckUtils]: 17: Hoare triple {2756#(or (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32))) (= main_~x~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (exists ((v_subst_1 (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32)) (_ bv0 32))))))} assume #t~short15;call #t~mem14.base, #t~mem14.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);#t~short15 := #t~mem14.base != ~x~0.base || #t~mem14.offset != ~x~0.offset; {2756#(or (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32))) (= main_~x~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (exists ((v_subst_1 (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32)) (_ bv0 32))))))} is VALID [2018-11-14 16:27:45,903 INFO L273 TraceCheckUtils]: 18: Hoare triple {2756#(or (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32))) (= main_~x~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (exists ((v_subst_1 (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32)) (_ bv0 32))))))} #t~short18 := #t~short15; {2756#(or (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32))) (= main_~x~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (exists ((v_subst_1 (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32)) (_ bv0 32))))))} is VALID [2018-11-14 16:27:45,911 INFO L273 TraceCheckUtils]: 19: Hoare triple {2756#(or (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32))) main_~x~0.base)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv12 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32))) (= main_~x~0.offset (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4294967292 32)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32)))) (_ bv0 32)) (_ bv0 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32))) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset) main_~x~0.base)) (not (= (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) (_ bv0 32)) (= main_~x~0.offset (_ bv0 32)) (= (select (select |#memory_$Pointer$.offset| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))) (_ bv0 32)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd (select (select |#memory_$Pointer$.offset| main_~x~0.base) main_~x~0.offset) (_ bv4 32))) main_~x~0.base) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32)))) (_ bv0 32)) (_ bv0 32)) (exists ((v_subst_1 (_ BitVec 32))) (and (= (_ bv0 32) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) (bvadd main_~x~0.offset (_ bv8 32))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) v_subst_1) (_ bv0 32)) (= (_ bv0 32) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (_ bv0 32)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32))) main_~x~0.base)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| main_~x~0.base) main_~x~0.offset)) (bvadd v_subst_1 (_ bv8 32)))) (_ bv0 32)) (_ bv0 32))))))} assume #t~short18;call #t~mem16.base, #t~mem16.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);call #t~mem17.base, #t~mem17.offset := read~$Pointer$(#t~mem16.base, #t~mem16.offset, 4bv32);#t~short18 := #t~mem17.base == 0bv32 && #t~mem17.offset == 0bv32; {2775#|main_#t~short18|} is VALID [2018-11-14 16:27:45,911 INFO L273 TraceCheckUtils]: 20: Hoare triple {2775#|main_#t~short18|} #t~short20 := #t~short18; {2779#|main_#t~short20|} is VALID [2018-11-14 16:27:45,912 INFO L273 TraceCheckUtils]: 21: Hoare triple {2779#|main_#t~short20|} assume !#t~short20;call #t~mem19.base, #t~mem19.offset := read~$Pointer$(~x~0.base, ~bvadd32(8bv32, ~x~0.offset), 4bv32);#t~short20 := #t~mem19.base == ~x~0.base && #t~mem19.offset == ~x~0.offset; {2708#false} is VALID [2018-11-14 16:27:45,912 INFO L273 TraceCheckUtils]: 22: Hoare triple {2708#false} assume !#t~short20;havoc #t~short18;havoc #t~mem19.base, #t~mem19.offset;havoc #t~mem16.base, #t~mem16.offset;havoc #t~short20;havoc #t~mem13;havoc #t~short15;havoc #t~mem17.base, #t~mem17.offset;havoc #t~mem14.base, #t~mem14.offset; {2708#false} is VALID [2018-11-14 16:27:45,912 INFO L273 TraceCheckUtils]: 23: Hoare triple {2708#false} assume !false; {2708#false} is VALID [2018-11-14 16:27:45,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-14 16:27:45,929 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-14 16:27:51,910 WARN L832 $PredicateComparison]: unable to prove that (and (forall ((v_prenex_8 (_ BitVec 32)) (v_prenex_7 (_ BitVec 32)) (v_prenex_6 (_ BitVec 32)) (v_prenex_5 (_ BitVec 32))) (or (not (= (select |c_#valid| v_prenex_7) (_ bv0 1))) (= (let ((.cse9 (bvadd v_prenex_8 (_ bv4 32)))) (let ((.cse3 (let ((.cse10 (store |c_#memory_$Pointer$.base| c_main_~x~0.base (store (select |c_#memory_$Pointer$.base| c_main_~x~0.base) c_main_~x~0.offset v_prenex_7)))) (store .cse10 v_prenex_7 (store (select .cse10 v_prenex_7) .cse9 c_main_~x~0.base))))) (let ((.cse4 (select (select .cse3 c_main_~x~0.base) c_main_~x~0.offset)) (.cse5 (bvadd v_prenex_6 (_ bv8 32))) (.cse1 (bvadd c_main_~head~0.offset (_ bv8 32)))) (select (let ((.cse0 (let ((.cse2 (store .cse3 .cse4 (store (store (select .cse3 .cse4) v_prenex_6 (_ bv0 32)) .cse5 v_prenex_5)))) (store .cse2 v_prenex_5 (store (select .cse2 v_prenex_5) (_ bv0 32) (_ bv0 32)))))) (select .cse0 (select (select .cse0 c_main_~head~0.base) .cse1))) (select (select (let ((.cse6 (let ((.cse7 (let ((.cse8 (store |c_#memory_$Pointer$.offset| c_main_~x~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~x~0.base) c_main_~x~0.offset v_prenex_8)))) (store .cse8 v_prenex_7 (store (select .cse8 v_prenex_7) .cse9 c_main_~x~0.offset))))) (store .cse7 .cse4 (store (store (select .cse7 .cse4) v_prenex_6 (_ bv0 32)) .cse5 (_ bv0 32)))))) (store .cse6 v_prenex_5 (store (select .cse6 v_prenex_5) (_ bv0 32) (_ bv0 32)))) c_main_~head~0.base) .cse1))))) (_ bv0 32)) (not (= (select (store |c_#valid| v_prenex_7 (_ bv1 1)) v_prenex_5) (_ bv0 1))))) (forall ((v_main_~x~0.offset_22 (_ BitVec 32)) (|v_main_#t~malloc10.base_2| (_ BitVec 32)) (|v_main_#t~malloc6.base_2| (_ BitVec 32)) (|v_main_#t~malloc6.offset_2| (_ BitVec 32))) (or (= (let ((.cse20 (bvadd |v_main_#t~malloc6.offset_2| (_ bv4 32)))) (let ((.cse13 (let ((.cse21 (store |c_#memory_$Pointer$.base| c_main_~x~0.base (store (select |c_#memory_$Pointer$.base| c_main_~x~0.base) c_main_~x~0.offset |v_main_#t~malloc6.base_2|)))) (store .cse21 |v_main_#t~malloc6.base_2| (store (select .cse21 |v_main_#t~malloc6.base_2|) .cse20 c_main_~x~0.base))))) (let ((.cse14 (select (select .cse13 c_main_~x~0.base) c_main_~x~0.offset)) (.cse15 (bvadd v_main_~x~0.offset_22 (_ bv8 32)))) (let ((.cse11 (let ((.cse17 (let ((.cse18 (let ((.cse19 (store |c_#memory_$Pointer$.offset| c_main_~x~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~x~0.base) c_main_~x~0.offset |v_main_#t~malloc6.offset_2|)))) (store .cse19 |v_main_#t~malloc6.base_2| (store (select .cse19 |v_main_#t~malloc6.base_2|) .cse20 c_main_~x~0.offset))))) (store .cse18 .cse14 (store (store (select .cse18 .cse14) v_main_~x~0.offset_22 (_ bv0 32)) .cse15 (_ bv0 32)))))) (store .cse17 |v_main_#t~malloc10.base_2| (store (select .cse17 |v_main_#t~malloc10.base_2|) (_ bv0 32) (_ bv0 32))))) (.cse16 (bvadd c_main_~head~0.offset (_ bv8 32)))) (select (select .cse11 (select (select (let ((.cse12 (store .cse13 .cse14 (store (store (select .cse13 .cse14) v_main_~x~0.offset_22 (_ bv0 32)) .cse15 |v_main_#t~malloc10.base_2|)))) (store .cse12 |v_main_#t~malloc10.base_2| (store (select .cse12 |v_main_#t~malloc10.base_2|) (_ bv0 32) (_ bv0 32)))) c_main_~head~0.base) .cse16)) (select (select .cse11 c_main_~head~0.base) .cse16)))))) (_ bv0 32)) (not (= (_ bv0 1) (select (store |c_#valid| |v_main_#t~malloc6.base_2| (_ bv1 1)) |v_main_#t~malloc10.base_2|))) (not (= (select |c_#valid| |v_main_#t~malloc6.base_2|) (_ bv0 1)))))) is different from false [2018-11-14 16:27:53,921 WARN L854 $PredicateComparison]: unable to prove that (and (forall ((v_prenex_8 (_ BitVec 32)) (v_prenex_7 (_ BitVec 32)) (v_prenex_6 (_ BitVec 32)) (v_prenex_5 (_ BitVec 32))) (or (not (= (select |c_#valid| v_prenex_7) (_ bv0 1))) (= (let ((.cse9 (bvadd v_prenex_8 (_ bv4 32)))) (let ((.cse3 (let ((.cse10 (store |c_#memory_$Pointer$.base| c_main_~x~0.base (store (select |c_#memory_$Pointer$.base| c_main_~x~0.base) c_main_~x~0.offset v_prenex_7)))) (store .cse10 v_prenex_7 (store (select .cse10 v_prenex_7) .cse9 c_main_~x~0.base))))) (let ((.cse4 (select (select .cse3 c_main_~x~0.base) c_main_~x~0.offset)) (.cse5 (bvadd v_prenex_6 (_ bv8 32))) (.cse1 (bvadd c_main_~head~0.offset (_ bv8 32)))) (select (let ((.cse0 (let ((.cse2 (store .cse3 .cse4 (store (store (select .cse3 .cse4) v_prenex_6 (_ bv0 32)) .cse5 v_prenex_5)))) (store .cse2 v_prenex_5 (store (select .cse2 v_prenex_5) (_ bv0 32) (_ bv0 32)))))) (select .cse0 (select (select .cse0 c_main_~head~0.base) .cse1))) (select (select (let ((.cse6 (let ((.cse7 (let ((.cse8 (store |c_#memory_$Pointer$.offset| c_main_~x~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~x~0.base) c_main_~x~0.offset v_prenex_8)))) (store .cse8 v_prenex_7 (store (select .cse8 v_prenex_7) .cse9 c_main_~x~0.offset))))) (store .cse7 .cse4 (store (store (select .cse7 .cse4) v_prenex_6 (_ bv0 32)) .cse5 (_ bv0 32)))))) (store .cse6 v_prenex_5 (store (select .cse6 v_prenex_5) (_ bv0 32) (_ bv0 32)))) c_main_~head~0.base) .cse1))))) (_ bv0 32)) (not (= (select (store |c_#valid| v_prenex_7 (_ bv1 1)) v_prenex_5) (_ bv0 1))))) (forall ((v_main_~x~0.offset_22 (_ BitVec 32)) (|v_main_#t~malloc10.base_2| (_ BitVec 32)) (|v_main_#t~malloc6.base_2| (_ BitVec 32)) (|v_main_#t~malloc6.offset_2| (_ BitVec 32))) (or (= (let ((.cse20 (bvadd |v_main_#t~malloc6.offset_2| (_ bv4 32)))) (let ((.cse13 (let ((.cse21 (store |c_#memory_$Pointer$.base| c_main_~x~0.base (store (select |c_#memory_$Pointer$.base| c_main_~x~0.base) c_main_~x~0.offset |v_main_#t~malloc6.base_2|)))) (store .cse21 |v_main_#t~malloc6.base_2| (store (select .cse21 |v_main_#t~malloc6.base_2|) .cse20 c_main_~x~0.base))))) (let ((.cse14 (select (select .cse13 c_main_~x~0.base) c_main_~x~0.offset)) (.cse15 (bvadd v_main_~x~0.offset_22 (_ bv8 32)))) (let ((.cse11 (let ((.cse17 (let ((.cse18 (let ((.cse19 (store |c_#memory_$Pointer$.offset| c_main_~x~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~x~0.base) c_main_~x~0.offset |v_main_#t~malloc6.offset_2|)))) (store .cse19 |v_main_#t~malloc6.base_2| (store (select .cse19 |v_main_#t~malloc6.base_2|) .cse20 c_main_~x~0.offset))))) (store .cse18 .cse14 (store (store (select .cse18 .cse14) v_main_~x~0.offset_22 (_ bv0 32)) .cse15 (_ bv0 32)))))) (store .cse17 |v_main_#t~malloc10.base_2| (store (select .cse17 |v_main_#t~malloc10.base_2|) (_ bv0 32) (_ bv0 32))))) (.cse16 (bvadd c_main_~head~0.offset (_ bv8 32)))) (select (select .cse11 (select (select (let ((.cse12 (store .cse13 .cse14 (store (store (select .cse13 .cse14) v_main_~x~0.offset_22 (_ bv0 32)) .cse15 |v_main_#t~malloc10.base_2|)))) (store .cse12 |v_main_#t~malloc10.base_2| (store (select .cse12 |v_main_#t~malloc10.base_2|) (_ bv0 32) (_ bv0 32)))) c_main_~head~0.base) .cse16)) (select (select .cse11 c_main_~head~0.base) .cse16)))))) (_ bv0 32)) (not (= (_ bv0 1) (select (store |c_#valid| |v_main_#t~malloc6.base_2| (_ bv1 1)) |v_main_#t~malloc10.base_2|))) (not (= (select |c_#valid| |v_main_#t~malloc6.base_2|) (_ bv0 1)))))) is different from true [2018-11-14 16:27:58,249 WARN L832 $PredicateComparison]: unable to prove that (and (forall ((v_main_~x~0.offset_22 (_ BitVec 32)) (|v_main_#t~malloc10.base_2| (_ BitVec 32)) (|v_main_#t~malloc6.base_2| (_ BitVec 32)) (|v_main_#t~malloc6.offset_2| (_ BitVec 32))) (or (not (= (_ bv0 1) (select (store |c_#valid| |v_main_#t~malloc6.base_2| (_ bv1 1)) |v_main_#t~malloc10.base_2|))) (= (_ bv0 32) (let ((.cse9 (bvadd |v_main_#t~malloc6.offset_2| (_ bv4 32)))) (let ((.cse2 (let ((.cse10 (store |c_#memory_$Pointer$.base| c_main_~head~0.base (store (select |c_#memory_$Pointer$.base| c_main_~head~0.base) c_main_~head~0.offset |v_main_#t~malloc6.base_2|)))) (store .cse10 |v_main_#t~malloc6.base_2| (store (select .cse10 |v_main_#t~malloc6.base_2|) .cse9 c_main_~head~0.base))))) (let ((.cse3 (select (select .cse2 c_main_~head~0.base) c_main_~head~0.offset)) (.cse4 (bvadd v_main_~x~0.offset_22 (_ bv8 32)))) (let ((.cse0 (let ((.cse6 (let ((.cse7 (let ((.cse8 (store |c_#memory_$Pointer$.offset| c_main_~head~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~head~0.base) c_main_~head~0.offset |v_main_#t~malloc6.offset_2|)))) (store .cse8 |v_main_#t~malloc6.base_2| (store (select .cse8 |v_main_#t~malloc6.base_2|) .cse9 c_main_~head~0.offset))))) (store .cse7 .cse3 (store (store (select .cse7 .cse3) v_main_~x~0.offset_22 (_ bv0 32)) .cse4 (_ bv0 32)))))) (store .cse6 |v_main_#t~malloc10.base_2| (store (select .cse6 |v_main_#t~malloc10.base_2|) (_ bv0 32) (_ bv0 32))))) (.cse5 (bvadd c_main_~head~0.offset (_ bv8 32)))) (select (select .cse0 (select (select (let ((.cse1 (store .cse2 .cse3 (store (store (select .cse2 .cse3) v_main_~x~0.offset_22 (_ bv0 32)) .cse4 |v_main_#t~malloc10.base_2|)))) (store .cse1 |v_main_#t~malloc10.base_2| (store (select .cse1 |v_main_#t~malloc10.base_2|) (_ bv0 32) (_ bv0 32)))) c_main_~head~0.base) .cse5)) (select (select .cse0 c_main_~head~0.base) .cse5))))))) (not (= (select |c_#valid| |v_main_#t~malloc6.base_2|) (_ bv0 1))))) (forall ((v_prenex_8 (_ BitVec 32)) (v_prenex_7 (_ BitVec 32)) (v_prenex_6 (_ BitVec 32)) (v_prenex_5 (_ BitVec 32))) (or (= (let ((.cse20 (bvadd v_prenex_8 (_ bv4 32)))) (let ((.cse14 (let ((.cse21 (store |c_#memory_$Pointer$.base| c_main_~head~0.base (store (select |c_#memory_$Pointer$.base| c_main_~head~0.base) c_main_~head~0.offset v_prenex_7)))) (store .cse21 v_prenex_7 (store (select .cse21 v_prenex_7) .cse20 c_main_~head~0.base))))) (let ((.cse15 (select (select .cse14 c_main_~head~0.base) c_main_~head~0.offset)) (.cse16 (bvadd v_prenex_6 (_ bv8 32))) (.cse12 (bvadd c_main_~head~0.offset (_ bv8 32)))) (select (let ((.cse11 (let ((.cse13 (store .cse14 .cse15 (store (store (select .cse14 .cse15) v_prenex_6 (_ bv0 32)) .cse16 v_prenex_5)))) (store .cse13 v_prenex_5 (store (select .cse13 v_prenex_5) (_ bv0 32) (_ bv0 32)))))) (select .cse11 (select (select .cse11 c_main_~head~0.base) .cse12))) (select (select (let ((.cse17 (let ((.cse18 (let ((.cse19 (store |c_#memory_$Pointer$.offset| c_main_~head~0.base (store (select |c_#memory_$Pointer$.offset| c_main_~head~0.base) c_main_~head~0.offset v_prenex_8)))) (store .cse19 v_prenex_7 (store (select .cse19 v_prenex_7) .cse20 c_main_~head~0.offset))))) (store .cse18 .cse15 (store (store (select .cse18 .cse15) v_prenex_6 (_ bv0 32)) .cse16 (_ bv0 32)))))) (store .cse17 v_prenex_5 (store (select .cse17 v_prenex_5) (_ bv0 32) (_ bv0 32)))) c_main_~head~0.base) .cse12))))) (_ bv0 32)) (not (= (select |c_#valid| v_prenex_7) (_ bv0 1))) (not (= (select (store |c_#valid| v_prenex_7 (_ bv1 1)) v_prenex_5) (_ bv0 1)))))) is different from false [2018-11-14 16:28:02,161 INFO L303 Elim1Store]: Index analysis took 744 ms [2018-11-14 16:28:02,162 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 3509 treesize of output 3200 [2018-11-14 16:28:02,281 INFO L303 Elim1Store]: Index analysis took 114 ms [2018-11-14 16:28:02,282 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 10 [2018-11-14 16:28:02,284 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts.