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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-sets/test_add-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 08:51:17,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 08:51:17,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 08:51:17,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 08:51:17,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 08:51:17,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 08:51:17,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 08:51:17,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 08:51:17,767 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 08:51:17,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 08:51:17,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 08:51:17,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 08:51:17,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 08:51:17,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 08:51:17,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 08:51:17,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 08:51:17,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 08:51:17,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 08:51:17,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 08:51:17,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 08:51:17,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 08:51:17,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 08:51:17,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 08:51:17,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 08:51:17,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 08:51:17,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 08:51:17,787 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 08:51:17,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 08:51:17,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 08:51:17,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 08:51:17,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 08:51:17,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 08:51:17,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 08:51:17,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 08:51:17,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 08:51:17,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 08:51:17,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 08:51:17,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 08:51:17,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 08:51:17,796 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 08:51:17,797 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 08:51:17,797 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 [2019-10-04 08:51:17,826 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 08:51:17,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 08:51:17,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 08:51:17,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 08:51:17,828 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 08:51:17,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 08:51:17,829 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 08:51:17,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 08:51:17,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 08:51:17,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 08:51:17,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 08:51:17,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 08:51:17,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 08:51:17,835 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 08:51:17,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 08:51:17,835 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 08:51:17,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 08:51:17,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 08:51:17,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 08:51:17,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 08:51:17,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 08:51:17,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 08:51:17,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 08:51:17,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 08:51:17,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 08:51:17,839 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 08:51:17,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 08:51:17,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 08:51:17,840 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-04 08:51:17,902 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 08:51:17,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 08:51:17,925 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 08:51:17,927 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 08:51:17,928 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 08:51:17,928 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-sets/test_add-2.i [2019-10-04 08:51:17,989 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e19d24ce/099898e2b65d4b448ef0365012997aa6/FLAG6b62734c6 [2019-10-04 08:51:18,539 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 08:51:18,540 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-sets/test_add-2.i [2019-10-04 08:51:18,557 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e19d24ce/099898e2b65d4b448ef0365012997aa6/FLAG6b62734c6 [2019-10-04 08:51:18,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e19d24ce/099898e2b65d4b448ef0365012997aa6 [2019-10-04 08:51:18,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 08:51:18,894 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 08:51:18,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 08:51:18,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 08:51:18,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 08:51:18,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 08:51:18" (1/1) ... [2019-10-04 08:51:18,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72a19ae3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:51:18, skipping insertion in model container [2019-10-04 08:51:18,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 08:51:18" (1/1) ... [2019-10-04 08:51:18,911 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 08:51:18,973 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 08:51:19,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 08:51:19,443 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 08:51:19,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 08:51:19,582 INFO L192 MainTranslator]: Completed translation [2019-10-04 08:51:19,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:51:19 WrapperNode [2019-10-04 08:51:19,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 08:51:19,584 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 08:51:19,584 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 08:51:19,584 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 08:51:19,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:51:19" (1/1) ... [2019-10-04 08:51:19,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:51:19" (1/1) ... [2019-10-04 08:51:19,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:51:19" (1/1) ... [2019-10-04 08:51:19,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:51:19" (1/1) ... [2019-10-04 08:51:19,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:51:19" (1/1) ... [2019-10-04 08:51:19,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:51:19" (1/1) ... [2019-10-04 08:51:19,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:51:19" (1/1) ... [2019-10-04 08:51:19,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 08:51:19,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 08:51:19,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 08:51:19,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 08:51:19,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:51:19" (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 [2019-10-04 08:51:19,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 08:51:19,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 08:51:19,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-04 08:51:19,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-04 08:51:19,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-04 08:51:19,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2019-10-04 08:51:19,723 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-10-04 08:51:19,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-10-04 08:51:19,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-10-04 08:51:19,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-10-04 08:51:19,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-10-04 08:51:19,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-10-04 08:51:19,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_empty [2019-10-04 08:51:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_set [2019-10-04 08:51:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-10-04 08:51:19,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_del [2019-10-04 08:51:19,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2019-10-04 08:51:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_empty [2019-10-04 08:51:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-10-04 08:51:19,727 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 08:51:19,727 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-04 08:51:19,727 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-04 08:51:19,727 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-04 08:51:19,727 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-04 08:51:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-04 08:51:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-04 08:51:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-04 08:51:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-04 08:51:19,728 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-04 08:51:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-04 08:51:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-04 08:51:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-04 08:51:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-04 08:51:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-04 08:51:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-04 08:51:19,729 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-04 08:51:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-04 08:51:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-04 08:51:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-04 08:51:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-04 08:51:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-04 08:51:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-04 08:51:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-04 08:51:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-04 08:51:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-04 08:51:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-04 08:51:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-04 08:51:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-04 08:51:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-04 08:51:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-04 08:51:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-04 08:51:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-04 08:51:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-04 08:51:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-04 08:51:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-04 08:51:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-04 08:51:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-04 08:51:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-04 08:51:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-04 08:51:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-04 08:51:19,733 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-04 08:51:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-04 08:51:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-04 08:51:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-04 08:51:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-04 08:51:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-04 08:51:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-04 08:51:19,734 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-04 08:51:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-04 08:51:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-04 08:51:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-04 08:51:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-04 08:51:19,736 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-04 08:51:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-04 08:51:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-04 08:51:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-04 08:51:19,737 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-10-04 08:51:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-04 08:51:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-04 08:51:19,738 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-04 08:51:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-04 08:51:19,739 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-04 08:51:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-04 08:51:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-04 08:51:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-04 08:51:19,740 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-04 08:51:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-04 08:51:19,741 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-04 08:51:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-04 08:51:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-04 08:51:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-04 08:51:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-04 08:51:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-04 08:51:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-04 08:51:19,742 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-04 08:51:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-04 08:51:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-04 08:51:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-04 08:51:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-04 08:51:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-04 08:51:19,743 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-04 08:51:19,744 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-04 08:51:19,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-04 08:51:19,744 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-04 08:51:19,744 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-04 08:51:19,744 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-04 08:51:19,744 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-04 08:51:19,744 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-04 08:51:19,745 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-04 08:51:19,745 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-04 08:51:19,745 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-04 08:51:19,745 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-04 08:51:19,745 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-04 08:51:19,745 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-04 08:51:19,745 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-04 08:51:19,745 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-04 08:51:19,746 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-04 08:51:19,746 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-04 08:51:19,746 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-04 08:51:19,746 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-04 08:51:19,747 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-04 08:51:19,747 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-04 08:51:19,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 08:51:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-04 08:51:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 08:51:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-04 08:51:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-04 08:51:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-04 08:51:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2019-10-04 08:51:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-10-04 08:51:19,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-04 08:51:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-10-04 08:51:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-10-04 08:51:19,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-10-04 08:51:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-04 08:51:19,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-10-04 08:51:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-10-04 08:51:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_empty [2019-10-04 08:51:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_set [2019-10-04 08:51:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-10-04 08:51:19,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_del [2019-10-04 08:51:19,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2019-10-04 08:51:19,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_empty [2019-10-04 08:51:19,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 08:51:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 08:51:19,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 08:51:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-10-04 08:51:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 08:51:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 08:51:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 08:51:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-04 08:51:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 08:51:20,575 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 08:51:20,575 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-10-04 08:51:20,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 08:51:20 BoogieIcfgContainer [2019-10-04 08:51:20,577 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 08:51:20,577 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 08:51:20,578 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 08:51:20,578 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 08:51:20,579 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 08:51:20" (1/1) ... [2019-10-04 08:51:20,580 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-04 08:51:20,604 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 08:51:20,605 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 08:51:20,612 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 08:51:20,620 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 08:51:20,622 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 08:51:20,945 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 54 for LOIs [2019-10-04 08:51:20,951 INFO L199 IcfgInterpreter]: Interpreting procedure foo with input of size 54 for LOIs [2019-10-04 08:51:21,139 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-04 08:51:21,611 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2019-10-04 08:51:21,814 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2019-10-04 08:51:21,978 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-10-04 08:51:22,005 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-10-04 08:51:22,171 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 08:51:22,171 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 08:51:22,173 INFO L193 IcfgInterpreter]: Reachable states at location fooErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 126#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= (select |old(#valid)| |~#s1~0.base|) 1) (<= 0 |#NULL.base|) (= (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) |~#s1~0.offset|) |~#s1~0.offset|) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |~#s1~0.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$Pointer$.base)| |~#s1~0.base|) |~#s1~0.offset|)) (= |~#s1~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) (+ |~#s1~0.offset| 4))) (<= foo_~j~0 2147483647) (<= |~#s1~0.offset| 0) (= (select |old(#length)| |~#s1~0.base|) 8) (<= 0 |~#s1~0.offset|) (not (= |~#s1~0.base| 0)) (< |~#s1~0.base| |#StackHeapBarrier|) (<= 0 (+ foo_~j~0 2147483648)) (= |#NULL.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$Pointer$.base)| |~#s1~0.base|) (+ |~#s1~0.offset| 4)))) [2019-10-04 08:51:22,187 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 08:51:22,187 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 08:51:22,189 INFO L168 Benchmark]: Toolchain (without parser) took 3294.61 ms. Allocated memory was 132.1 MB in the beginning and 221.8 MB in the end (delta: 89.7 MB). Free memory was 85.9 MB in the beginning and 73.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 102.2 MB. Max. memory is 7.1 GB. [2019-10-04 08:51:22,190 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 08:51:22,191 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.14 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 85.5 MB in the beginning and 159.3 MB in the end (delta: -73.8 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-10-04 08:51:22,191 INFO L168 Benchmark]: Boogie Preprocessor took 76.80 ms. Allocated memory is still 199.2 MB. Free memory was 159.3 MB in the beginning and 155.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-10-04 08:51:22,192 INFO L168 Benchmark]: RCFGBuilder took 909.90 ms. Allocated memory is still 199.2 MB. Free memory was 155.5 MB in the beginning and 87.1 MB in the end (delta: 68.4 MB). Peak memory consumption was 68.4 MB. Max. memory is 7.1 GB. [2019-10-04 08:51:22,193 INFO L168 Benchmark]: Sifa took 1609.78 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 87.1 MB in the beginning and 73.3 MB in the end (delta: 13.7 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. [2019-10-04 08:51:22,196 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 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 688.14 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 85.5 MB in the beginning and 159.3 MB in the end (delta: -73.8 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 76.80 ms. Allocated memory is still 199.2 MB. Free memory was 159.3 MB in the beginning and 155.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 909.90 ms. Allocated memory is still 199.2 MB. Free memory was 155.5 MB in the beginning and 87.1 MB in the end (delta: 68.4 MB). Peak memory consumption was 68.4 MB. Max. memory is 7.1 GB. * Sifa took 1609.78 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 87.1 MB in the beginning and 73.3 MB in the end (delta: 13.7 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 1569, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 35, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 24, TOOLS_POST_TIME[ms]: 1039, TOOLS_POST_CALL_APPLICATIONS: 9, TOOLS_POST_CALL_TIME[ms]: 87, TOOLS_POST_RETURN_APPLICATIONS: 7, TOOLS_POST_RETURN_TIME[ms]: 46, TOOLS_QUANTIFIERELIM_APPLICATIONS: 40, TOOLS_QUANTIFIERELIM_TIME[ms]: 1143, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 690, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 37, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 11, DOMAIN_JOIN_TIME[ms]: 283, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 22, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 119, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 119, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 7, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1412, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1411, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 13, DAG_COMPRESSION_PROCESSED_NODES: 82, DAG_COMPRESSION_RETAINED_NODES: 55 - UnprovableResult [Line: 654]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 126#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= (select |old(#valid)| |~#s1~0.base|) 1) (<= 0 |#NULL.base|) (= (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) |~#s1~0.offset|) |~#s1~0.offset|) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |~#s1~0.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$Pointer$.base)| |~#s1~0.base|) |~#s1~0.offset|)) (= |~#s1~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) (+ |~#s1~0.offset| 4))) (<= foo_~j~0 2147483647) (<= |~#s1~0.offset| 0) (= (select |old(#length)| |~#s1~0.base|) 8) (<= 0 |~#s1~0.offset|) (not (= |~#s1~0.base| 0)) (< |~#s1~0.base| |#StackHeapBarrier|) (<= 0 (+ foo_~j~0 2147483648)) (= |#NULL.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$Pointer$.base)| |~#s1~0.base|) (+ |~#s1~0.offset| 4)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...