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 CompoundDomain --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/heap-data/quick_sort_split.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:28:40,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:28:40,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:28:40,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:28:40,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:28:40,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:28:40,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:28:40,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:28:40,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:28:40,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:28:40,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:28:40,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:28:40,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:28:40,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:28:40,583 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:28:40,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:28:40,586 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:28:40,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:28:40,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:28:40,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:28:40,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:28:40,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:28:40,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:28:40,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:28:40,604 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:28:40,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:28:40,605 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:28:40,608 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:28:40,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:28:40,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:28:40,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:28:40,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:28:40,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:28:40,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:28:40,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:28:40,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:28:40,620 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:28:40,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:28:40,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:28:40,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:28:40,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:28:40,625 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 [2019-09-20 17:28:40,639 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:28:40,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:28:40,641 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:28:40,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:28:40,641 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:28:40,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:28:40,642 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:28:40,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:28:40,642 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:28:40,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:28:40,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:28:40,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:28:40,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:28:40,643 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:28:40,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:28:40,644 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:28:40,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:28:40,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:28:40,644 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:28:40,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:28:40,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:28:40,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:28:40,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:28:40,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:28:40,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:28:40,646 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:28:40,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:28:40,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:28:40,646 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 [2019-09-20 17:28:40,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:28:40,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:28:40,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:28:40,707 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:28:40,708 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:28:40,708 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-data/quick_sort_split.i [2019-09-20 17:28:40,785 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5555379e/e2fa89ff72a7472da930452467a2455b/FLAG75c93b77f [2019-09-20 17:28:41,277 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:28:41,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-data/quick_sort_split.i [2019-09-20 17:28:41,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5555379e/e2fa89ff72a7472da930452467a2455b/FLAG75c93b77f [2019-09-20 17:28:41,546 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b5555379e/e2fa89ff72a7472da930452467a2455b [2019-09-20 17:28:41,556 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:28:41,558 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:28:41,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:28:41,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:28:41,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:28:41,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:28:41" (1/1) ... [2019-09-20 17:28:41,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a529cd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:41, skipping insertion in model container [2019-09-20 17:28:41,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:28:41" (1/1) ... [2019-09-20 17:28:41,574 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:28:41,634 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:28:42,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:28:42,106 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:28:42,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:28:42,218 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:28:42,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:42 WrapperNode [2019-09-20 17:28:42,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:28:42,220 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:28:42,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:28:42,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:28:42,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:42" (1/1) ... [2019-09-20 17:28:42,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:42" (1/1) ... [2019-09-20 17:28:42,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:42" (1/1) ... [2019-09-20 17:28:42,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:42" (1/1) ... [2019-09-20 17:28:42,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:42" (1/1) ... [2019-09-20 17:28:42,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:42" (1/1) ... [2019-09-20 17:28:42,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:42" (1/1) ... [2019-09-20 17:28:42,284 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:28:42,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:28:42,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:28:42,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:28:42,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:28:42" (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 [2019-09-20 17:28:42,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:28:42,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:28:42,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 17:28:42,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 17:28:42,344 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_list [2019-09-20 17:28:42,344 INFO L138 BoogieDeclarations]: Found implementation of procedure create_list [2019-09-20 17:28:42,344 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:28:42,344 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:28:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:28:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 17:28:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 17:28:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 17:28:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 17:28:42,346 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 17:28:42,348 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 17:28:42,348 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 17:28:42,349 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 17:28:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 17:28:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 17:28:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 17:28:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 17:28:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 17:28:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 17:28:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 17:28:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 17:28:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 17:28:42,352 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 17:28:42,352 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 17:28:42,352 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 17:28:42,352 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 17:28:42,352 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 17:28:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 17:28:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 17:28:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 17:28:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 17:28:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 17:28:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 17:28:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 17:28:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 17:28:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 17:28:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 17:28:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 17:28:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 17:28:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 17:28:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 17:28:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 17:28:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 17:28:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 17:28:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 17:28:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 17:28:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 17:28:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 17:28:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 17:28:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 17:28:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 17:28:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 17:28:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 17:28:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 17:28:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 17:28:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 17:28:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 17:28:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 17:28:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 17:28:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 17:28:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 17:28:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 17:28:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 17:28:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 17:28:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 17:28:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 17:28:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 17:28:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 17:28:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 17:28:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 17:28:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 17:28:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 17:28:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 17:28:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 17:28:42,362 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 17:28:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 17:28:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 17:28:42,363 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 17:28:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 17:28:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 17:28:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 17:28:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 17:28:42,364 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 17:28:42,365 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 17:28:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 17:28:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 17:28:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 17:28:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 17:28:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 17:28:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 17:28:42,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 17:28:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 17:28:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 17:28:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 17:28:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 17:28:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 17:28:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 17:28:42,367 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 17:28:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 17:28:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 17:28:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 17:28:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 17:28:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 17:28:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 17:28:42,368 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 17:28:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 17:28:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 17:28:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 17:28:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 17:28:42,369 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 17:28:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_list [2019-09-20 17:28:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 17:28:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 17:28:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 17:28:42,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 17:28:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure create_list [2019-09-20 17:28:42,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 17:28:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 17:28:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 17:28:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:28:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 17:28:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:28:42,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:28:43,039 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:28:43,039 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 17:28:43,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:28:43 BoogieIcfgContainer [2019-09-20 17:28:43,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:28:43,041 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:28:43,042 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:28:43,042 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:28:43,043 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:28:43" (1/1) ... [2019-09-20 17:28:43,044 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-20 17:28:43,070 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-20 17:28:43,070 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:28:43,078 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:28:43,087 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:28:43,089 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:28:43,318 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-09-20 17:28:43,890 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 17:28:44,210 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 17:28:44,445 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:28:44,639 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 17:28:44,808 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 17:28:44,927 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 17:28:45,047 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 17:28:45,419 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 82 [2019-09-20 17:28:45,792 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 78 [2019-09-20 17:28:46,200 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2019-09-20 17:28:46,225 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:46,242 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:46,249 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:46,483 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:46,515 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:46,531 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:46,880 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-20 17:28:47,218 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 17:28:47,321 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:28:47,425 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:28:47,648 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2019-09-20 17:28:47,760 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 17:28:47,879 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 17:28:48,162 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2019-09-20 17:28:48,219 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:48,233 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:48,248 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:48,858 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 110 [2019-09-20 17:28:49,102 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 17:28:49,368 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 17:28:49,623 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 17:28:49,883 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 17:28:50,117 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 17:28:50,452 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 17:28:50,673 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 17:28:50,874 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 17:28:51,081 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 17:28:51,331 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 17:28:51,491 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:51,503 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:51,514 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:52,096 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 110 [2019-09-20 17:28:52,338 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 17:28:52,596 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 17:28:52,858 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 17:28:53,092 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 17:28:53,326 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 17:28:53,547 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:28:53,795 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 17:28:54,005 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-20 17:28:54,229 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 17:28:54,348 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 42 [2019-09-20 17:28:54,768 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 17:28:54,876 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:28:54,979 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:28:55,232 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2019-09-20 17:28:55,278 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:55,290 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:55,313 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:55,905 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 110 [2019-09-20 17:28:56,136 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 17:28:56,393 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 17:28:56,621 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 17:28:56,848 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 17:28:57,070 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 17:28:57,300 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:28:57,507 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 17:28:57,705 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 17:28:57,906 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 17:28:58,255 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-20 17:28:58,297 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:58,309 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:58,321 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:28:58,880 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 110 [2019-09-20 17:28:59,110 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-20 17:28:59,332 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 17:28:59,567 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 17:28:59,783 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 17:29:00,015 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 17:29:00,255 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:29:00,456 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 17:29:00,671 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 17:29:00,789 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 42 [2019-09-20 17:29:00,899 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-20 17:29:01,050 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:29:01,177 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:29:01,391 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 59 [2019-09-20 17:29:01,727 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2019-09-20 17:29:01,872 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 17:29:03,496 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 276 DAG size of output: 150 [2019-09-20 17:29:03,854 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-09-20 17:29:04,169 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 17:29:04,493 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 17:29:04,797 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 17:29:05,087 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 117