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/forester-heap/sll-01-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 16:28:10,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 16:28:10,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 16:28:10,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 16:28:10,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 16:28:10,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 16:28:10,701 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 16:28:10,703 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 16:28:10,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 16:28:10,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 16:28:10,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 16:28:10,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 16:28:10,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 16:28:10,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 16:28:10,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 16:28:10,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 16:28:10,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 16:28:10,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 16:28:10,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 16:28:10,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 16:28:10,728 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 16:28:10,733 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 16:28:10,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 16:28:10,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 16:28:10,739 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 16:28:10,739 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 16:28:10,740 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 16:28:10,741 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 16:28:10,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 16:28:10,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 16:28:10,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 16:28:10,746 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 16:28:10,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 16:28:10,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 16:28:10,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 16:28:10,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 16:28:10,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 16:28:10,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 16:28:10,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 16:28:10,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 16:28:10,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 16:28:10,759 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 16:28:10,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 16:28:10,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 16:28:10,788 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 16:28:10,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 16:28:10,789 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 16:28:10,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 16:28:10,789 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 16:28:10,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 16:28:10,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 16:28:10,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 16:28:10,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 16:28:10,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 16:28:10,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 16:28:10,792 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 16:28:10,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 16:28:10,792 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 16:28:10,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 16:28:10,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 16:28:10,793 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 16:28:10,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 16:28:10,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 16:28:10,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 16:28:10,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 16:28:10,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 16:28:10,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 16:28:10,794 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 16:28:10,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 16:28:10,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 16:28:10,795 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 [2019-09-17 16:28:10,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 16:28:10,860 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 16:28:10,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 16:28:10,865 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 16:28:10,866 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 16:28:10,866 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-01-1.i [2019-09-17 16:28:10,929 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/559936761/cc858537b227409c84caf2bea1e6312a/FLAG18214e997 [2019-09-17 16:28:11,482 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 16:28:11,486 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-01-1.i [2019-09-17 16:28:11,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/559936761/cc858537b227409c84caf2bea1e6312a/FLAG18214e997 [2019-09-17 16:28:11,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/559936761/cc858537b227409c84caf2bea1e6312a [2019-09-17 16:28:11,769 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 16:28:11,772 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 16:28:11,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 16:28:11,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 16:28:11,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 16:28:11,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:28:11" (1/1) ... [2019-09-17 16:28:11,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4967b437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:28:11, skipping insertion in model container [2019-09-17 16:28:11,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:28:11" (1/1) ... [2019-09-17 16:28:11,785 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 16:28:11,833 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 16:28:12,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:28:12,312 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 16:28:12,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:28:12,429 INFO L192 MainTranslator]: Completed translation [2019-09-17 16:28:12,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:28:12 WrapperNode [2019-09-17 16:28:12,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 16:28:12,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 16:28:12,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 16:28:12,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 16:28:12,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:28:12" (1/1) ... [2019-09-17 16:28:12,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:28:12" (1/1) ... [2019-09-17 16:28:12,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:28:12" (1/1) ... [2019-09-17 16:28:12,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:28:12" (1/1) ... [2019-09-17 16:28:12,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:28:12" (1/1) ... [2019-09-17 16:28:12,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:28:12" (1/1) ... [2019-09-17 16:28:12,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:28:12" (1/1) ... [2019-09-17 16:28:12,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 16:28:12,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 16:28:12,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 16:28:12,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 16:28:12,509 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:28:12" (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 16:28:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 16:28:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 16:28:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 16:28:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-17 16:28:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-17 16:28:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-17 16:28:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-17 16:28:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-17 16:28:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-17 16:28:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-17 16:28:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-17 16:28:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-17 16:28:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-17 16:28:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-17 16:28:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-17 16:28:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-17 16:28:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-17 16:28:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-17 16:28:12,571 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-17 16:28:12,571 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-17 16:28:12,571 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-17 16:28:12,571 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-17 16:28:12,571 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-17 16:28:12,571 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-17 16:28:12,572 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-17 16:28:12,572 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-17 16:28:12,572 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-17 16:28:12,572 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-17 16:28:12,572 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-17 16:28:12,572 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-17 16:28:12,573 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-17 16:28:12,573 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-17 16:28:12,573 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-17 16:28:12,573 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-17 16:28:12,573 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-17 16:28:12,573 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-17 16:28:12,574 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-17 16:28:12,574 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-17 16:28:12,574 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-17 16:28:12,574 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-17 16:28:12,574 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-17 16:28:12,574 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-17 16:28:12,575 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-17 16:28:12,575 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-17 16:28:12,575 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-17 16:28:12,575 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-17 16:28:12,575 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-17 16:28:12,575 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-17 16:28:12,575 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-17 16:28:12,576 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-17 16:28:12,576 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-17 16:28:12,576 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-17 16:28:12,576 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-17 16:28:12,576 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 16:28:12,576 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-17 16:28:12,577 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-17 16:28:12,577 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 16:28:12,577 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-17 16:28:12,577 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-17 16:28:12,577 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-17 16:28:12,577 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-17 16:28:12,578 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-17 16:28:12,578 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-17 16:28:12,578 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-17 16:28:12,578 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-17 16:28:12,578 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-17 16:28:12,578 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-17 16:28:12,578 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-17 16:28:12,579 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-17 16:28:12,579 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-17 16:28:12,579 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-17 16:28:12,579 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-17 16:28:12,579 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-17 16:28:12,579 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-17 16:28:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-17 16:28:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-17 16:28:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-17 16:28:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-17 16:28:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-17 16:28:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-17 16:28:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-17 16:28:12,581 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-17 16:28:12,581 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-17 16:28:12,581 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-17 16:28:12,581 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-17 16:28:12,581 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-17 16:28:12,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-17 16:28:12,582 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-17 16:28:12,582 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-17 16:28:12,582 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-17 16:28:12,582 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-17 16:28:12,582 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-17 16:28:12,582 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-17 16:28:12,582 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-17 16:28:12,583 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-17 16:28:12,583 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-17 16:28:12,583 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-17 16:28:12,583 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-17 16:28:12,583 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-17 16:28:12,583 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-17 16:28:12,583 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-17 16:28:12,584 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-17 16:28:12,584 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-17 16:28:12,584 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-17 16:28:12,584 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-17 16:28:12,584 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-17 16:28:12,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 16:28:12,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 16:28:12,585 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 16:28:12,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 16:28:12,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 16:28:12,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 16:28:12,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 16:28:12,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 16:28:12,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 16:28:13,409 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 16:28:13,410 INFO L283 CfgBuilder]: Removed 30 assume(true) statements. [2019-09-17 16:28:13,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:28:13 BoogieIcfgContainer [2019-09-17 16:28:13,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 16:28:13,412 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 16:28:13,412 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 16:28:13,413 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 16:28:13,414 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:28:13" (1/1) ... [2019-09-17 16:28:13,415 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 [2019-09-17 16:28:13,440 INFO L162 IcfgInterpreter]: Started Sifa with 13 locations of interest [2019-09-17 16:28:13,441 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 16:28:13,449 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 16:28:13,458 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 16:28:13,460 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 16:28:13,664 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 22 for LOIs [2019-09-17 16:28:14,025 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2019-09-17 16:28:14,210 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-17 16:28:15,025 WARN L191 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2019-09-17 16:28:15,309 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-17 16:28:16,005 WARN L191 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2019-09-17 16:28:16,641 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2019-09-17 16:28:16,934 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-17 16:28:17,544 WARN L191 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2019-09-17 16:28:17,858 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-17 16:28:18,142 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-17 16:28:18,772 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-17 16:28:20,783 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-17 16:28:21,899 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 16:28:24,074 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-17 16:28:26,382 WARN L191 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-17 16:28:27,324 WARN L191 SmtUtils]: Spent 940.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 16:28:29,568 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-17 16:28:31,967 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-17 16:28:33,191 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 16:28:35,188 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-17 16:28:37,677 WARN L191 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-17 16:28:38,602 WARN L191 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 16:28:40,593 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-17 16:28:41,694 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 16:28:42,582 WARN L191 SmtUtils]: Spent 887.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 16:28:44,650 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-17 16:28:45,160 WARN L191 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2019-09-17 16:28:45,412 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-17 16:28:45,971 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2019-09-17 16:28:46,533 WARN L191 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2019-09-17 16:28:46,784 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-17 16:28:47,379 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2019-09-17 16:28:47,679 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-17 16:28:47,953 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-17 16:28:48,596 WARN L191 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 88 [2019-09-17 16:28:50,564 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-17 16:28:51,510 WARN L191 SmtUtils]: Spent 944.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 16:28:53,770 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-17 16:28:55,813 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-17 16:28:56,920 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 16:28:58,961 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-17 16:29:00,833 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-17 16:29:01,779 WARN L191 SmtUtils]: Spent 945.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 16:29:03,893 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-17 16:29:06,110 WARN L191 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-17 16:29:06,965 WARN L191 SmtUtils]: Spent 853.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 16:29:09,290 WARN L191 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-17 16:29:10,174 WARN L191 SmtUtils]: Spent 881.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 16:29:11,152 WARN L191 SmtUtils]: Spent 977.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 16:29:13,324 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-17 16:29:15,251 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 131 DAG size of output: 126 [2019-09-17 16:29:16,164 WARN L191 SmtUtils]: Spent 912.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 16:29:18,294 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 132 DAG size of output: 126 [2019-09-17 16:29:44,369 WARN L191 SmtUtils]: Spent 25.93 s on a formula simplification. DAG size of input: 211 DAG size of output: 201 [2019-09-17 16:29:59,070 WARN L191 SmtUtils]: Spent 14.70 s on a formula simplification that was a NOOP. DAG size: 201 [2019-09-17 16:30:23,494 WARN L191 SmtUtils]: Spent 24.39 s on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2019-09-17 16:30:52,848 WARN L191 SmtUtils]: Spent 29.21 s on a formula simplification. DAG size of input: 211 DAG size of output: 201 [2019-09-17 16:31:07,609 WARN L191 SmtUtils]: Spent 14.76 s on a formula simplification that was a NOOP. DAG size: 201 [2019-09-17 16:31:38,512 WARN L191 SmtUtils]: Spent 30.87 s on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2019-09-17 16:31:52,717 WARN L191 SmtUtils]: Spent 14.20 s on a formula simplification that was a NOOP. DAG size: 201 [2019-09-17 16:32:07,112 WARN L191 SmtUtils]: Spent 14.39 s on a formula simplification that was a NOOP. DAG size: 201 [2019-09-17 16:32:37,351 WARN L191 SmtUtils]: Spent 30.20 s on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2019-09-17 16:32:39,755 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 294 DAG size of output: 288 [2019-09-17 16:32:39,984 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:32:41,030 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:32:42,959 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 294 DAG size of output: 288 [2019-09-17 16:32:43,068 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:32:43,389 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:32:46,619 WARN L191 SmtUtils]: Spent 2.77 s on a formula simplification. DAG size of input: 294 DAG size of output: 288 [2019-09-17 16:32:48,024 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:32:48,608 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:32:52,338 WARN L191 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 288 [2019-09-17 16:32:53,084 WARN L191 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:32:53,417 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:32:55,437 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:32:55,883 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:33:17,590 WARN L191 SmtUtils]: Spent 21.40 s on a formula simplification. DAG size of input: 211 DAG size of output: 201 [2019-09-17 16:33:28,976 WARN L191 SmtUtils]: Spent 11.38 s on a formula simplification that was a NOOP. DAG size: 201 [2019-09-17 16:33:48,519 WARN L191 SmtUtils]: Spent 19.52 s on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2019-09-17 16:34:10,543 WARN L191 SmtUtils]: Spent 21.92 s on a formula simplification. DAG size of input: 211 DAG size of output: 201 [2019-09-17 16:34:21,060 WARN L191 SmtUtils]: Spent 10.52 s on a formula simplification that was a NOOP. DAG size: 201 [2019-09-17 16:34:41,115 WARN L191 SmtUtils]: Spent 20.03 s on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2019-09-17 16:34:51,788 WARN L191 SmtUtils]: Spent 10.67 s on a formula simplification that was a NOOP. DAG size: 201 [2019-09-17 16:35:03,041 WARN L191 SmtUtils]: Spent 11.25 s on a formula simplification that was a NOOP. DAG size: 201 [2019-09-17 16:35:22,038 WARN L191 SmtUtils]: Spent 18.92 s on a formula simplification. DAG size of input: 207 DAG size of output: 201 [2019-09-17 16:35:25,603 WARN L191 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 294 DAG size of output: 288 [2019-09-17 16:35:26,455 WARN L191 SmtUtils]: Spent 850.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:26,793 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:32,565 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 294 DAG size of output: 288 [2019-09-17 16:35:32,846 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:33,796 WARN L191 SmtUtils]: Spent 948.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:37,928 WARN L191 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 294 DAG size of output: 288 [2019-09-17 16:35:39,948 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:41,966 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:44,686 WARN L191 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 294 DAG size of output: 288 [2019-09-17 16:35:45,078 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:45,423 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:45,592 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:45,900 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:46,699 WARN L191 SmtUtils]: Spent 797.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:49,933 WARN L191 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 294 DAG size of output: 288 [2019-09-17 16:35:50,509 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:50,717 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:53,167 WARN L191 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 294 DAG size of output: 288 [2019-09-17 16:35:54,031 WARN L191 SmtUtils]: Spent 863.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:35:54,307 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 288 [2019-09-17 16:38:04,468 WARN L191 SmtUtils]: Spent 2.15 m on a formula simplification that was a NOOP. DAG size: 329 [2019-09-17 16:40:12,134 WARN L191 SmtUtils]: Spent 2.13 m on a formula simplification that was a NOOP. DAG size: 329 [2019-09-17 16:42:16,180 WARN L191 SmtUtils]: Spent 2.07 m on a formula simplification that was a NOOP. DAG size: 329 [2019-09-17 16:42:18,501 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 43 [2019-09-17 16:42:18,642 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2019-09-17 16:42:21,469 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 353 DAG size of output: 42 [2019-09-17 16:42:22,398 WARN L191 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 88 [2019-09-17 16:42:23,129 WARN L191 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2019-09-17 16:42:23,428 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-17 16:42:23,859 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2019-09-17 16:42:24,186 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 67 [2019-09-17 16:42:24,508 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2019-09-17 16:42:24,897 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.AssertionError: This case should habe been handled by DER at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:192) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.(DerPreprocessor.java:95) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:291) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:256) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:275) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:237) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:178) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:169) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:81) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-17 16:42:24,903 INFO L168 Benchmark]: Toolchain (without parser) took 853132.36 ms. Allocated memory was 139.5 MB in the beginning and 319.8 MB in the end (delta: 180.4 MB). Free memory was 85.8 MB in the beginning and 113.3 MB in the end (delta: -27.4 MB). Peak memory consumption was 211.3 MB. Max. memory is 7.1 GB. [2019-09-17 16:42:24,905 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 16:42:24,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.94 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 85.6 MB in the beginning and 164.4 MB in the end (delta: -78.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-17 16:42:24,906 INFO L168 Benchmark]: Boogie Preprocessor took 76.93 ms. Allocated memory is still 198.7 MB. Free memory was 164.4 MB in the beginning and 160.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-17 16:42:24,906 INFO L168 Benchmark]: RCFGBuilder took 904.33 ms. Allocated memory is still 198.7 MB. Free memory was 160.7 MB in the beginning and 95.2 MB in the end (delta: 65.5 MB). Peak memory consumption was 65.5 MB. Max. memory is 7.1 GB. [2019-09-17 16:42:24,907 INFO L168 Benchmark]: Sifa took 851489.15 ms. Allocated memory was 198.7 MB in the beginning and 319.8 MB in the end (delta: 121.1 MB). Free memory was 95.2 MB in the beginning and 113.3 MB in the end (delta: -18.1 MB). Peak memory consumption was 161.4 MB. Max. memory is 7.1 GB. [2019-09-17 16:42:24,909 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 656.94 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 85.6 MB in the beginning and 164.4 MB in the end (delta: -78.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 76.93 ms. Allocated memory is still 198.7 MB. Free memory was 164.4 MB in the beginning and 160.7 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 904.33 ms. Allocated memory is still 198.7 MB. Free memory was 160.7 MB in the beginning and 95.2 MB in the end (delta: 65.5 MB). Peak memory consumption was 65.5 MB. Max. memory is 7.1 GB. * Sifa took 851489.15 ms. Allocated memory was 198.7 MB in the beginning and 319.8 MB in the end (delta: 121.1 MB). Free memory was 95.2 MB in the beginning and 113.3 MB in the end (delta: -18.1 MB). Peak memory consumption was 161.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: AssertionError: This case should habe been handled by DER de.uni_freiburg.informatik.ultimate.plugins.sifa: AssertionError: This case should habe been handled by DER: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...