java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/forester-heap/dll-queue-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 05:47:31,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 05:47:31,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 05:47:31,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 05:47:31,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 05:47:31,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 05:47:31,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 05:47:31,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 05:47:31,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 05:47:31,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 05:47:31,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 05:47:31,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 05:47:31,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 05:47:31,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 05:47:31,709 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 05:47:31,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 05:47:31,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 05:47:31,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 05:47:31,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 05:47:31,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 05:47:31,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 05:47:31,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 05:47:31,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 05:47:31,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 05:47:31,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 05:47:31,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 05:47:31,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 05:47:31,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 05:47:31,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 05:47:31,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 05:47:31,730 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 05:47:31,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 05:47:31,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 05:47:31,734 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 05:47:31,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 05:47:31,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 05:47:31,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 05:47:31,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 05:47:31,738 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 05:47:31,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 05:47:31,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 05:47:31,744 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 05:47:31,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 05:47:31,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 05:47:31,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 05:47:31,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 05:47:31,773 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 05:47:31,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 05:47:31,774 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 05:47:31,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 05:47:31,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 05:47:31,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 05:47:31,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 05:47:31,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 05:47:31,776 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 05:47:31,776 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 05:47:31,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 05:47:31,777 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 05:47:31,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 05:47:31,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 05:47:31,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 05:47:31,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 05:47:31,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 05:47:31,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 05:47:31,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 05:47:31,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 05:47:31,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 05:47:31,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 05:47:31,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 05:47:31,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 05:47:31,780 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-17 05:47:31,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 05:47:31,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 05:47:31,863 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 05:47:31,865 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 05:47:31,865 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 05:47:31,866 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-queue-1.i [2019-09-17 05:47:31,937 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e7b5ff19/7246a1663e994c85bb57420e17356ff8/FLAGae4182a10 [2019-09-17 05:47:32,445 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 05:47:32,446 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-queue-1.i [2019-09-17 05:47:32,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e7b5ff19/7246a1663e994c85bb57420e17356ff8/FLAGae4182a10 [2019-09-17 05:47:32,763 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e7b5ff19/7246a1663e994c85bb57420e17356ff8 [2019-09-17 05:47:32,776 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 05:47:32,777 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 05:47:32,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 05:47:32,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 05:47:32,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 05:47:32,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:47:32" (1/1) ... [2019-09-17 05:47:32,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65cc01ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:47:32, skipping insertion in model container [2019-09-17 05:47:32,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:47:32" (1/1) ... [2019-09-17 05:47:32,796 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 05:47:32,853 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 05:47:33,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 05:47:33,289 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 05:47:33,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 05:47:33,415 INFO L192 MainTranslator]: Completed translation [2019-09-17 05:47:33,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:47:33 WrapperNode [2019-09-17 05:47:33,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 05:47:33,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 05:47:33,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 05:47:33,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 05:47:33,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:47:33" (1/1) ... [2019-09-17 05:47:33,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:47:33" (1/1) ... [2019-09-17 05:47:33,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:47:33" (1/1) ... [2019-09-17 05:47:33,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:47:33" (1/1) ... [2019-09-17 05:47:33,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:47:33" (1/1) ... [2019-09-17 05:47:33,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:47:33" (1/1) ... [2019-09-17 05:47:33,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:47:33" (1/1) ... [2019-09-17 05:47:33,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 05:47:33,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 05:47:33,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 05:47:33,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 05:47:33,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:47:33" (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 [2019-09-17 05:47:33,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 05:47:33,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 05:47:33,547 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 05:47:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-17 05:47:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-17 05:47:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-17 05:47:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-17 05:47:33,548 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-17 05:47:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-17 05:47:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-17 05:47:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-17 05:47:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-17 05:47:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-17 05:47:33,549 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-17 05:47:33,550 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-17 05:47:33,552 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-17 05:47:33,554 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-17 05:47:33,554 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-17 05:47:33,555 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-17 05:47:33,555 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-17 05:47:33,555 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-17 05:47:33,555 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-17 05:47:33,556 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-17 05:47:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-17 05:47:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-17 05:47:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-17 05:47:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-17 05:47:33,557 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-17 05:47:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-17 05:47:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-17 05:47:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-17 05:47:33,558 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-17 05:47:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-17 05:47:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-17 05:47:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-17 05:47:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-17 05:47:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-17 05:47:33,559 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-17 05:47:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-17 05:47:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-17 05:47:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-17 05:47:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-17 05:47:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-17 05:47:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-17 05:47:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-17 05:47:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-17 05:47:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-17 05:47:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-17 05:47:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-17 05:47:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-17 05:47:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-17 05:47:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-17 05:47:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-17 05:47:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 05:47:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-17 05:47:33,563 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-17 05:47:33,563 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 05:47:33,563 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-17 05:47:33,563 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-17 05:47:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-17 05:47:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-17 05:47:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-17 05:47:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-17 05:47:33,564 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-17 05:47:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-17 05:47:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-17 05:47:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-17 05:47:33,565 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-17 05:47:33,566 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-17 05:47:33,566 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-17 05:47:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-17 05:47:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-17 05:47:33,567 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-17 05:47:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-17 05:47:33,568 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-17 05:47:33,569 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-17 05:47:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-17 05:47:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-17 05:47:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-17 05:47:33,570 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-17 05:47:33,571 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-17 05:47:33,571 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-17 05:47:33,571 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-17 05:47:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-17 05:47:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-17 05:47:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-17 05:47:33,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-17 05:47:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-17 05:47:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-17 05:47:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-17 05:47:33,573 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-17 05:47:33,574 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-17 05:47:33,574 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-17 05:47:33,574 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-17 05:47:33,574 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-17 05:47:33,574 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-17 05:47:33,574 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-17 05:47:33,574 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-17 05:47:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-17 05:47:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-17 05:47:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-17 05:47:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-17 05:47:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-17 05:47:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-17 05:47:33,575 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-17 05:47:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-17 05:47:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 05:47:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 05:47:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 05:47:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 05:47:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 05:47:33,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 05:47:33,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 05:47:33,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 05:47:33,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 05:47:33,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 05:47:33,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 05:47:34,422 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 05:47:34,422 INFO L283 CfgBuilder]: Removed 31 assume(true) statements. [2019-09-17 05:47:34,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:47:34 BoogieIcfgContainer [2019-09-17 05:47:34,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 05:47:34,425 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 05:47:34,425 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 05:47:34,425 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 05:47:34,426 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:47:34" (1/1) ... [2019-09-17 05:47:34,427 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 05:47:34,452 INFO L162 IcfgInterpreter]: Started Sifa with 14 locations of interest [2019-09-17 05:47:34,452 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 05:47:34,462 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 05:47:34,472 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 05:47:34,474 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 05:47:34,658 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-17 05:48:02,973 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:48:09,649 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:48:11,673 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:48:17,749 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:48:19,794 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:48:25,870 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:48:27,888 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:48:33,953 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:48:35,979 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:48:40,841 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:48:53,832 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 1 (select |v_#valid_29| |main_#t~malloc2.base|)) [2019-09-17 05:49:03,428 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 1 (select |v_#valid_29| |main_#t~malloc2.base|)) [2019-09-17 05:49:05,440 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 1 (select |v_#valid_29| |main_#t~malloc2.base|)) [2019-09-17 05:49:07,456 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select |#valid| |main_#t~malloc2.base|) 1) [2019-09-17 05:49:13,183 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 1 (select |v_#valid_29| |main_#t~malloc2.base|)) [2019-09-17 05:49:15,847 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select |#valid| |main_#t~malloc2.base|) 1) [2019-09-17 05:49:22,553 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 1 (select |v_#valid_29| |main_#t~malloc2.base|)) [2019-09-17 05:49:25,185 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select |#valid| |main_#t~malloc2.base|) 1) [2019-09-17 05:49:27,195 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select |#valid| |main_#t~malloc2.base|) 1) [2019-09-17 05:49:33,777 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 1 (select |v_#valid_29| |main_#t~malloc2.base|)) [2019-09-17 05:49:36,642 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select |#valid| |main_#t~malloc2.base|) 1) [2019-09-17 05:50:30,617 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ main_~item~0.offset 8) (select (select (let ((.cse0 (store v_prenex_136 v_prenex_134 (store (select v_prenex_136 v_prenex_134) v_prenex_129 |main_#t~malloc2.offset|)))) (store .cse0 |main_#t~malloc2.base| (store (select .cse0 |main_#t~malloc2.base|) (+ |main_#t~malloc2.offset| 4) v_prenex_129))) v_prenex_134) v_prenex_129)) [2019-09-17 05:50:32,623 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| main_~item~0.base) (+ main_~item~0.offset 8)) 3) [2019-09-17 05:50:36,059 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| main_~item~0.base) main_~item~0.offset) 3) [2019-09-17 05:50:38,071 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| main_~item~0.base) main_~item~0.offset) 3) [2019-09-17 05:50:44,128 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ main_~item~0.offset 8) (select (select (let ((.cse0 (store v_prenex_158 v_prenex_159 (store (select v_prenex_158 v_prenex_159) v_prenex_152 |main_#t~malloc2.offset|)))) (store .cse0 |main_#t~malloc2.base| (store (select .cse0 |main_#t~malloc2.base|) (+ |main_#t~malloc2.offset| 4) v_prenex_152))) v_prenex_159) v_prenex_152)) [2019-09-17 05:50:46,143 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| main_~item~0.base) (+ main_~item~0.offset 8)) 3) [2019-09-17 05:50:48,151 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| main_~item~0.base) (+ main_~item~0.offset 8)) 3) [2019-09-17 05:50:50,156 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| main_~item~0.base) main_~item~0.offset) 3) [2019-09-17 05:51:14,116 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse1 (+ |main_#t~malloc2.offset| 4))) (= (select (select (let ((.cse0 (store v_prenex_142 v_prenex_143 (store (select v_prenex_142 v_prenex_143) v_prenex_137 |main_#t~malloc2.offset|)))) (store .cse0 |main_#t~malloc2.base| (store (select .cse0 |main_#t~malloc2.base|) .cse1 v_prenex_137))) v_prenex_143) v_prenex_137) .cse1)) [2019-09-17 05:51:16,128 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (let ((.cse1 (+ |main_#t~malloc2.offset| 4))) (= (select (select (let ((.cse0 (store v_prenex_142 v_prenex_143 (store (select v_prenex_142 v_prenex_143) v_prenex_137 |main_#t~malloc2.offset|)))) (store .cse0 |main_#t~malloc2.base| (store (select .cse0 |main_#t~malloc2.base|) .cse1 v_prenex_137))) v_prenex_143) v_prenex_137) .cse1)) [2019-09-17 05:51:18,136 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| |main_#t~malloc2.base|) (+ |main_#t~malloc2.offset| 4)) (select (select |#memory_int| main_~item~0.base) main_~item~0.offset)) [2019-09-17 05:51:20,139 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| |main_#t~malloc2.base|) (+ |main_#t~malloc2.offset| 4)) (select (select |#memory_int| main_~item~0.base) main_~item~0.offset)) [2019-09-17 05:51:24,208 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |main_#t~malloc2.base| v_prenex_166) [2019-09-17 05:51:26,217 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= |main_#t~malloc2.base| v_prenex_166) [2019-09-17 05:51:28,223 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |main_#t~malloc2.offset| 4) v_prenex_164) [2019-09-17 05:51:34,246 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |main_#t~malloc2.base| v_prenex_166) [2019-09-17 05:51:37,979 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= main_~item~0.base v_prenex_166) [2019-09-17 05:51:39,989 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |main_#t~malloc2.base| main_~item~0.base) [2019-09-17 05:51:44,532 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (+ |main_#t~malloc2.offset| 4) v_prenex_164) [2019-09-17 05:51:46,549 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select (let ((.cse0 (store v_prenex_163 v_prenex_166 (store (select v_prenex_163 v_prenex_166) v_prenex_164 |main_#t~malloc2.offset|)))) (store .cse0 |main_#t~malloc2.base| (store (select .cse0 |main_#t~malloc2.base|) (+ |main_#t~malloc2.offset| 4) v_prenex_164))) v_prenex_166) v_prenex_164) v_prenex_164) [2019-09-17 05:51:49,823 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |main_#t~malloc2.base| (select (select |#memory_$Pointer$.base| v_prenex_166) v_prenex_164)) [2019-09-17 05:51:51,826 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= |main_#t~malloc2.base| (select (select |#memory_$Pointer$.base| v_prenex_166) v_prenex_164)) [2019-09-17 05:51:53,828 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_$Pointer$.base| v_prenex_166) v_prenex_164) v_prenex_166) [2019-09-17 05:51:56,304 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_$Pointer$.base| v_prenex_166) v_prenex_164) 0) [2019-09-17 05:52:00,099 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (let ((.cse1 (+ |main_#t~malloc2.offset| 4))) (= (select (select (let ((.cse0 (store v_prenex_163 v_prenex_166 (store (select v_prenex_163 v_prenex_166) v_prenex_164 |main_#t~malloc2.offset|)))) (store .cse0 |main_#t~malloc2.base| (store (select .cse0 |main_#t~malloc2.base|) .cse1 v_prenex_164))) v_prenex_166) v_prenex_164) .cse1)) [2019-09-17 05:52:05,047 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_$Pointer$.base| |main_#t~malloc2.base|) (+ |main_#t~malloc2.offset| 4)) 0) [2019-09-17 05:52:07,058 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_$Pointer$.base| |main_#t~malloc2.base|) (+ |main_#t~malloc2.offset| 4)) 0) [2019-09-17 05:52:09,065 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 0 (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) [2019-09-17 05:52:11,075 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 0 (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) [2019-09-17 05:52:22,906 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= main_~item~0.base v_prenex_166) [2019-09-17 05:52:24,913 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= main_~item~0.base v_prenex_166) [2019-09-17 05:52:38,948 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_$Pointer$.offset| v_prenex_166) v_prenex_164) v_prenex_164) [2019-09-17 05:52:45,267 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_$Pointer$.offset| |main_#t~malloc2.base|) (+ |main_#t~malloc2.offset| 4)) 0) [2019-09-17 05:52:59,560 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= |main_#t~malloc2.base| v_prenex_143) [2019-09-17 05:53:23,015 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (+ |main_#t~malloc2.offset| 4) v_prenex_137) [2019-09-17 05:53:30,497 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |main_#t~malloc2.base| main_~item~0.base) [2019-09-17 05:53:34,180 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 0 v_prenex_143) [2019-09-17 05:54:07,581 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= v_main_~item~0.offset_33 (+ |main_#t~malloc2.offset| 4)) [2019-09-17 05:54:15,206 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_$Pointer$.base| |main_#t~malloc2.base|) (+ |main_#t~malloc2.offset| 4)) 0) [2019-09-17 05:54:21,666 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 0 (select (select |#memory_$Pointer$.base| main_~item~0.base) main_~item~0.offset)) [2019-09-17 05:54:30,087 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:54:30,549 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:54:30,949 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:54:32,996 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:54:33,576 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:54:33,979 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:54:34,586 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:54:35,164 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:54:35,527 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:54:35,846 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:54:36,164 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:54:36,478 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:55:06,235 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:55:06,478 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:55:06,805 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:55:07,083 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:55:07,346 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:55:07,553 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:55:07,971 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:55:08,255 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:55:08,494 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:55:08,675 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:55:08,963 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:55:09,211 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:55:41,308 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:55:41,561 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:55:41,820 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:55:42,065 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:55:42,371 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:55:42,625 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:55:42,936 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:55:43,178 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:55:43,548 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:55:43,769 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:55:44,040 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:55:44,223 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:55:49,847 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:55:55,969 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:55:57,981 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:56:05,520 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 1 (select |v_#valid_32| |main_#t~malloc2.base|)) [2019-09-17 05:56:07,527 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 1 (select |v_#valid_32| |main_#t~malloc2.base|)) [2019-09-17 05:56:09,535 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select |#valid| |main_#t~malloc2.base|) 1) [2019-09-17 05:56:11,553 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select |#valid| |main_#t~malloc2.base|) 1) [2019-09-17 05:56:17,618 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 1 (select |v_#valid_32| |main_#t~malloc2.base|)) [2019-09-17 05:56:19,632 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 1 (select |v_#valid_32| |main_#t~malloc2.base|)) [2019-09-17 05:56:21,648 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select |#valid| |main_#t~malloc2.base|) 1) [2019-09-17 05:56:23,657 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select |#valid| |main_#t~malloc2.base|) 1) [2019-09-17 05:56:29,868 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 1 (select |v_#valid_32| |main_#t~malloc2.base|)) [2019-09-17 05:56:31,880 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 1 (select |v_#valid_32| |main_#t~malloc2.base|)) [2019-09-17 05:56:38,670 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 1 (select |v_#valid_32| |main_#t~malloc2.base|)) [2019-09-17 05:56:40,674 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 1 (select |v_#valid_32| |main_#t~malloc2.base|)) [2019-09-17 05:56:49,331 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select |#valid| |main_#t~malloc2.base|) 1) [2019-09-17 05:57:35,609 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| main_~item~0.base) main_~item~0.offset) 3) [2019-09-17 05:58:14,444 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 33 [2019-09-17 05:58:19,394 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:58:19,592 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:58:19,856 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:58:20,072 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:58:20,495 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:58:20,823 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:58:21,061 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:58:21,326 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:58:21,811 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:58:22,136 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:58:22,390 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 37 [2019-09-17 05:58:22,653 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 47 [2019-09-17 05:58:35,362 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:58:37,376 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:58:42,211 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:58:44,228 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:58:50,304 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:58:52,311 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:58:57,266 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:59:02,819 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:59:04,827 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:59:09,887 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:59:17,370 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:59:19,390 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 12 (select |#length| |main_#t~malloc2.base|)) [2019-09-17 05:59:25,457 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= 1 (select |v_#valid_33| |main_#t~malloc2.base|)) [2019-09-17 05:59:27,482 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 1 (select |v_#valid_33| |main_#t~malloc2.base|)) [2019-09-17 05:59:29,493 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select |#valid| |main_#t~malloc2.base|) 1) [2019-09-17 05:59:57,532 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= 1 (select |v_#valid_33| |main_#t~malloc2.base|)) [2019-09-17 05:59:59,540 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select |#valid| |main_#t~malloc2.base|) 1) [2019-09-17 06:00:12,098 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select |#valid| |main_#t~malloc2.base|) 1) [2019-09-17 06:00:52,508 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ main_~item~0.offset 8) (select (select (let ((.cse0 (store v_prenex_324 v_prenex_323 (store (select v_prenex_324 v_prenex_323) v_prenex_320 |main_#t~malloc2.offset|)))) (store .cse0 |main_#t~malloc2.base| (store (select .cse0 |main_#t~malloc2.base|) (+ |main_#t~malloc2.offset| 4) v_prenex_320))) v_prenex_323) v_prenex_320)) [2019-09-17 06:00:54,515 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| main_~item~0.base) (+ main_~item~0.offset 8)) 3) [2019-09-17 06:00:56,530 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| main_~item~0.base) (+ main_~item~0.offset 8)) 3) [2019-09-17 06:00:59,826 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| main_~item~0.base) main_~item~0.offset) 3) [2019-09-17 06:01:32,698 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ main_~item~0.offset 8) (select (select (let ((.cse0 (store v_prenex_292 v_prenex_291 (store (select v_prenex_292 v_prenex_291) v_prenex_288 |main_#t~malloc2.offset|)))) (store .cse0 |main_#t~malloc2.base| (store (select .cse0 |main_#t~malloc2.base|) (+ |main_#t~malloc2.offset| 4) v_prenex_288))) v_prenex_291) v_prenex_288)) [2019-09-17 06:01:34,710 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| main_~item~0.base) (+ main_~item~0.offset 8)) 3) [2019-09-17 06:01:36,719 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| main_~item~0.base) (+ main_~item~0.offset 8)) 3) [2019-09-17 06:01:38,724 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| main_~item~0.base) main_~item~0.offset) 3) [2019-09-17 06:01:40,735 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| main_~item~0.base) main_~item~0.offset) 3) [2019-09-17 06:01:56,735 WARN L176 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= |main_#t~malloc2.base| v_prenex_337) [2019-09-17 06:02:02,359 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |main_#t~malloc2.base| v_prenex_337) [2019-09-17 06:02:04,854 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select (let ((.cse0 (store v_prenex_336 v_prenex_337 (store (select v_prenex_336 v_prenex_337) v_prenex_334 |main_#t~malloc2.base|)))) (store .cse0 |main_#t~malloc2.base| (store (select .cse0 |main_#t~malloc2.base|) (+ |main_#t~malloc2.offset| 4) v_prenex_337))) v_prenex_337) v_prenex_334) v_prenex_337)