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_DDA -i ../../../trunk/examples/svcomp/list-simple/sll2c_remove_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 18:15:46,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 18:15:46,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 18:15:46,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 18:15:46,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 18:15:46,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 18:15:46,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 18:15:46,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 18:15:46,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 18:15:46,602 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 18:15:46,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 18:15:46,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 18:15:46,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 18:15:46,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 18:15:46,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 18:15:46,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 18:15:46,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 18:15:46,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 18:15:46,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 18:15:46,613 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 18:15:46,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 18:15:46,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 18:15:46,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 18:15:46,618 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 18:15:46,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 18:15:46,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 18:15:46,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 18:15:46,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 18:15:46,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 18:15:46,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 18:15:46,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 18:15:46,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 18:15:46,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 18:15:46,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 18:15:46,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 18:15:46,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 18:15:46,628 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 18:15:46,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 18:15:46,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 18:15:46,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 18:15:46,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 18:15:46,631 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 [2019-09-16 18:15:46,653 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 18:15:46,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 18:15:46,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 18:15:46,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 18:15:46,655 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 18:15:46,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 18:15:46,656 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 18:15:46,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 18:15:46,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 18:15:46,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 18:15:46,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 18:15:46,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 18:15:46,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 18:15:46,658 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 18:15:46,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 18:15:46,659 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 18:15:46,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 18:15:46,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 18:15:46,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 18:15:46,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 18:15:46,660 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 18:15:46,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 18:15:46,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 18:15:46,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 18:15:46,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 18:15:46,661 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 18:15:46,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 18:15:46,661 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 18:15:46,662 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_DDA [2019-09-16 18:15:46,697 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 18:15:46,709 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 18:15:46,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 18:15:46,716 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 18:15:46,716 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 18:15:46,717 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_remove_all_reverse.i [2019-09-16 18:15:46,798 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27321c322/d62db95fdb984250ac713f2633afebb2/FLAGfe773bfd9 [2019-09-16 18:15:47,387 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 18:15:47,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_remove_all_reverse.i [2019-09-16 18:15:47,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27321c322/d62db95fdb984250ac713f2633afebb2/FLAGfe773bfd9 [2019-09-16 18:15:47,643 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27321c322/d62db95fdb984250ac713f2633afebb2 [2019-09-16 18:15:47,653 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 18:15:47,655 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 18:15:47,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 18:15:47,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 18:15:47,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 18:15:47,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:15:47" (1/1) ... [2019-09-16 18:15:47,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@213716f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:15:47, skipping insertion in model container [2019-09-16 18:15:47,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 06:15:47" (1/1) ... [2019-09-16 18:15:47,673 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 18:15:47,727 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 18:15:48,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:15:48,185 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 18:15:48,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 18:15:48,300 INFO L192 MainTranslator]: Completed translation [2019-09-16 18:15:48,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:15:48 WrapperNode [2019-09-16 18:15:48,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 18:15:48,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 18:15:48,302 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 18:15:48,302 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 18:15:48,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:15:48" (1/1) ... [2019-09-16 18:15:48,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:15:48" (1/1) ... [2019-09-16 18:15:48,337 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:15:48" (1/1) ... [2019-09-16 18:15:48,338 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:15:48" (1/1) ... [2019-09-16 18:15:48,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:15:48" (1/1) ... [2019-09-16 18:15:48,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:15:48" (1/1) ... [2019-09-16 18:15:48,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:15:48" (1/1) ... [2019-09-16 18:15:48,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 18:15:48,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 18:15:48,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 18:15:48,372 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 18:15:48,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 06:15:48" (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 [2019-09-16 18:15:48,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 18:15:48,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 18:15:48,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-16 18:15:48,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-16 18:15:48,427 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-16 18:15:48,427 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-16 18:15:48,428 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-16 18:15:48,428 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_remove_last [2019-09-16 18:15:48,428 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 18:15:48,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 18:15:48,428 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-16 18:15:48,428 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-16 18:15:48,429 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-16 18:15:48,429 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-16 18:15:48,429 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-16 18:15:48,429 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-16 18:15:48,429 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-16 18:15:48,429 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-16 18:15:48,430 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-16 18:15:48,430 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-16 18:15:48,430 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-16 18:15:48,430 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-16 18:15:48,430 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-16 18:15:48,430 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-16 18:15:48,431 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-16 18:15:48,431 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-16 18:15:48,431 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-16 18:15:48,431 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-16 18:15:48,431 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-16 18:15:48,431 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-16 18:15:48,431 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-16 18:15:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-16 18:15:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-16 18:15:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-16 18:15:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-16 18:15:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-16 18:15:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-16 18:15:48,432 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-16 18:15:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-16 18:15:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-16 18:15:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-16 18:15:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-16 18:15:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-16 18:15:48,433 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-16 18:15:48,434 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-16 18:15:48,434 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-16 18:15:48,434 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-16 18:15:48,434 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-16 18:15:48,434 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-16 18:15:48,434 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-16 18:15:48,434 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-16 18:15:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-16 18:15:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-16 18:15:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-16 18:15:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-16 18:15:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-16 18:15:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-16 18:15:48,435 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-16 18:15:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-16 18:15:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-16 18:15:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-16 18:15:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-16 18:15:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 18:15:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-16 18:15:48,436 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-16 18:15:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 18:15:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-16 18:15:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-16 18:15:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-16 18:15:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-16 18:15:48,437 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-16 18:15:48,438 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-16 18:15:48,438 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-16 18:15:48,438 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-16 18:15:48,438 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-16 18:15:48,438 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-16 18:15:48,438 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-16 18:15:48,438 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-16 18:15:48,439 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-16 18:15:48,439 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-16 18:15:48,439 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-16 18:15:48,439 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-16 18:15:48,439 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-16 18:15:48,439 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-16 18:15:48,439 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-16 18:15:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-16 18:15:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-16 18:15:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-16 18:15:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-16 18:15:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-16 18:15:48,440 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-16 18:15:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-16 18:15:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-16 18:15:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-16 18:15:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-16 18:15:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-16 18:15:48,441 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-16 18:15:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-16 18:15:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-16 18:15:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-16 18:15:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-16 18:15:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-16 18:15:48,442 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-16 18:15:48,443 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-16 18:15:48,443 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-16 18:15:48,443 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-16 18:15:48,443 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-16 18:15:48,443 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-16 18:15:48,443 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-16 18:15:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-16 18:15:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-16 18:15:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-16 18:15:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-16 18:15:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-16 18:15:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-16 18:15:48,444 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-16 18:15:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-16 18:15:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 18:15:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 18:15:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 18:15:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-16 18:15:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_remove_last [2019-09-16 18:15:48,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 18:15:48,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 18:15:48,446 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 18:15:48,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 18:15:48,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-16 18:15:48,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 18:15:48,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 18:15:48,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 18:15:48,822 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-16 18:15:49,121 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 18:15:49,121 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-16 18:15:49,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:15:49 BoogieIcfgContainer [2019-09-16 18:15:49,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 18:15:49,123 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 18:15:49,124 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 18:15:49,124 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 18:15:49,125 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 06:15:49" (1/1) ... [2019-09-16 18:15:49,126 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 18:15:49,148 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 18:15:49,148 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 18:15:49,155 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 18:15:49,163 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 18:15:49,165 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 18:15:49,306 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-16 18:15:49,636 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-16 18:15:50,881 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-16 18:15:51,092 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-16 18:15:51,262 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-16 18:15:51,444 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-16 18:15:51,591 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-16 18:15:51,785 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-16 18:15:51,914 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 18:15:52,067 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 18:15:52,194 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-16 18:15:52,323 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-16 18:15:52,453 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 18:15:52,668 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-16 18:15:52,854 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-16 18:15:53,027 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 18:15:53,186 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-16 18:15:53,339 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-16 18:15:53,717 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2019-09-16 18:15:53,830 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-16 18:15:54,166 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-16 18:15:54,783 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-16 18:15:54,919 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-16 18:15:55,379 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-09-16 18:15:55,826 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 46 [2019-09-16 18:15:56,105 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 18:15:56,284 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 53 [2019-09-16 18:15:56,762 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2019-09-16 18:15:57,559 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-16 18:15:57,832 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 60 [2019-09-16 18:15:59,131 WARN L191 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 116 [2019-09-16 18:15:59,786 WARN L191 SmtUtils]: Spent 610.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-16 18:16:00,298 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-16 18:16:00,741 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-16 18:16:01,178 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-16 18:16:01,577 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-16 18:16:03,661 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 211 [2019-09-16 18:16:05,710 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 211 [2019-09-16 18:16:06,253 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-09-16 18:16:09,694 WARN L191 SmtUtils]: Spent 3.30 s on a formula simplification. DAG size of input: 205 DAG size of output: 175 [2019-09-16 18:16:11,268 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 172 [2019-09-16 18:16:12,808 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 187 [2019-09-16 18:16:14,336 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 194 [2019-09-16 18:16:15,773 WARN L191 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 178 [2019-09-16 18:16:17,200 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 169 [2019-09-16 18:16:17,273 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 18:16:17,273 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 18:16:17,275 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 185#(and (not (< main_~i~0 main_~len~0)) (or (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)))) [2019-09-16 18:16:17,287 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 18:16:17,287 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 18:16:17,288 INFO L168 Benchmark]: Toolchain (without parser) took 29634.21 ms. Allocated memory was 133.2 MB in the beginning and 451.9 MB in the end (delta: 318.8 MB). Free memory was 87.1 MB in the beginning and 202.4 MB in the end (delta: -115.4 MB). Peak memory consumption was 203.4 MB. Max. memory is 7.1 GB. [2019-09-16 18:16:17,289 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-16 18:16:17,289 INFO L168 Benchmark]: CACSL2BoogieTranslator took 645.63 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 86.9 MB in the beginning and 165.1 MB in the end (delta: -78.2 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-16 18:16:17,290 INFO L168 Benchmark]: Boogie Preprocessor took 69.66 ms. Allocated memory is still 201.3 MB. Free memory was 165.1 MB in the beginning and 161.7 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-16 18:16:17,291 INFO L168 Benchmark]: RCFGBuilder took 750.91 ms. Allocated memory is still 201.3 MB. Free memory was 161.1 MB in the beginning and 109.4 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.7 MB. Max. memory is 7.1 GB. [2019-09-16 18:16:17,292 INFO L168 Benchmark]: Sifa took 28163.96 ms. Allocated memory was 201.3 MB in the beginning and 451.9 MB in the end (delta: 250.6 MB). Free memory was 109.4 MB in the beginning and 202.4 MB in the end (delta: -93.1 MB). Peak memory consumption was 157.6 MB. Max. memory is 7.1 GB. [2019-09-16 18:16:17,294 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 645.63 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 86.9 MB in the beginning and 165.1 MB in the end (delta: -78.2 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.66 ms. Allocated memory is still 201.3 MB. Free memory was 165.1 MB in the beginning and 161.7 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 750.91 ms. Allocated memory is still 201.3 MB. Free memory was 161.1 MB in the beginning and 109.4 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.7 MB. Max. memory is 7.1 GB. * Sifa took 28163.96 ms. Allocated memory was 201.3 MB in the beginning and 451.9 MB in the end (delta: 250.6 MB). Free memory was 109.4 MB in the beginning and 202.4 MB in the end (delta: -93.1 MB). Peak memory consumption was 157.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 28128, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 82, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 66, TOOLS_POST_TIME[ms]: 2640, TOOLS_POST_CALL_APPLICATIONS: 12, TOOLS_POST_CALL_TIME[ms]: 947, TOOLS_POST_RETURN_APPLICATIONS: 11, TOOLS_POST_RETURN_TIME[ms]: 16357, TOOLS_QUANTIFIERELIM_APPLICATIONS: 84, TOOLS_QUANTIFIERELIM_TIME[ms]: 19896, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10948, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 97, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 27, DOMAIN_JOIN_TIME[ms]: 2175, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 5, DOMAIN_WIDEN_APPLICATIONS: 11, DOMAIN_WIDEN_TIME[ms]: 5852, DOMAIN_ISSUBSETEQ_APPLICATIONS: 15, DOMAIN_ISSUBSETEQ_TIME[ms]: 29, DOMAIN_ISBOTTOM_APPLICATIONS: 10, DOMAIN_ISBOTTOM_TIME[ms]: 25, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 26404, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 26403, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 15, CALL_SUMMARIZER_APPLICATIONS: 11, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 8508, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8508, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 20, DAG_COMPRESSION_PROCESSED_NODES: 151, DAG_COMPRESSION_RETAINED_NODES: 77 - UnprovableResult [Line: 613]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 185#(and (not (< main_~i~0 main_~len~0)) (or (not (= (select (select |#memory_$Pointer$.base| |main_~#s~0.base|) |main_~#s~0.offset|) 0)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#s~0.base|) |main_~#s~0.offset|) 0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...