java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/sll2c_update_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:08:16,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:08:16,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:08:16,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:08:16,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:08:16,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:08:16,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:08:16,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:08:16,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:08:16,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:08:16,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:08:16,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:08:16,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:08:16,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:08:16,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:08:16,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:08:16,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:08:16,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:08:16,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:08:16,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:08:16,837 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:08:16,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:08:16,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:08:16,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:08:16,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:08:16,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:08:16,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:08:16,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:08:16,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:08:16,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:08:16,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:08:16,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:08:16,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:08:16,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:08:16,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:08:16,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:08:16,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:08:16,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:08:16,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:08:16,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:08:16,851 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:08:16,852 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 [2019-09-19 17:08:16,866 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:08:16,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:08:16,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:08:16,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:08:16,868 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:08:16,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:08:16,868 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:08:16,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:08:16,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:08:16,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:08:16,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:08:16,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:08:16,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:08:16,870 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:08:16,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:08:16,870 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:08:16,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:08:16,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:08:16,871 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:08:16,871 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:08:16,871 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:08:16,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:08:16,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:08:16,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:08:16,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:08:16,872 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:08:16,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:08:16,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:08:16,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:08:16,910 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:08:16,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:08:16,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:08:16,932 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:08:16,932 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:08:16,933 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_update_all.i [2019-09-19 17:08:17,008 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dbf89dbe/111ad988047f4f26b4ad94d7dd6a8ca6/FLAGb243e507b [2019-09-19 17:08:17,541 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:08:17,542 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_update_all.i [2019-09-19 17:08:17,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dbf89dbe/111ad988047f4f26b4ad94d7dd6a8ca6/FLAGb243e507b [2019-09-19 17:08:17,789 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dbf89dbe/111ad988047f4f26b4ad94d7dd6a8ca6 [2019-09-19 17:08:17,800 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:08:17,803 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:08:17,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:08:17,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:08:17,806 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:08:17,807 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:08:17" (1/1) ... [2019-09-19 17:08:17,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45b11f17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:08:17, skipping insertion in model container [2019-09-19 17:08:17,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:08:17" (1/1) ... [2019-09-19 17:08:17,816 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:08:17,865 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:08:18,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:08:18,316 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:08:18,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:08:18,465 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:08:18,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:08:18 WrapperNode [2019-09-19 17:08:18,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:08:18,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:08:18,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:08:18,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:08:18,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:08:18" (1/1) ... [2019-09-19 17:08:18,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:08:18" (1/1) ... [2019-09-19 17:08:18,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:08:18" (1/1) ... [2019-09-19 17:08:18,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:08:18" (1/1) ... [2019-09-19 17:08:18,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:08:18" (1/1) ... [2019-09-19 17:08:18,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:08:18" (1/1) ... [2019-09-19 17:08:18,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:08:18" (1/1) ... [2019-09-19 17:08:18,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:08:18,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:08:18,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:08:18,532 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:08:18,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:08:18" (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 [2019-09-19 17:08:18,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:08:18,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:08:18,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-19 17:08:18,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-19 17:08:18,590 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-19 17:08:18,591 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-19 17:08:18,591 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-19 17:08:18,591 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-09-19 17:08:18,591 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_get_data_at [2019-09-19 17:08:18,591 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_update_at [2019-09-19 17:08:18,591 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:08:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:08:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-19 17:08:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-19 17:08:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-19 17:08:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-19 17:08:18,592 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-19 17:08:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-19 17:08:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-19 17:08:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-19 17:08:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-19 17:08:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-19 17:08:18,593 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-19 17:08:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-19 17:08:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-19 17:08:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-19 17:08:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-19 17:08:18,594 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-19 17:08:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-19 17:08:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-19 17:08:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-19 17:08:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-19 17:08:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-19 17:08:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-19 17:08:18,595 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-19 17:08:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-19 17:08:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-19 17:08:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-19 17:08:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-19 17:08:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-19 17:08:18,596 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-19 17:08:18,597 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-19 17:08:18,597 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-19 17:08:18,597 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-19 17:08:18,597 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-19 17:08:18,597 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-19 17:08:18,597 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-19 17:08:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-19 17:08:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-19 17:08:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-19 17:08:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-19 17:08:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-19 17:08:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-19 17:08:18,598 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-19 17:08:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-19 17:08:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-19 17:08:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-19 17:08:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-19 17:08:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-19 17:08:18,599 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-19 17:08:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-19 17:08:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-19 17:08:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-19 17:08:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-19 17:08:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 17:08:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-19 17:08:18,600 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-19 17:08:18,601 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 17:08:18,601 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-19 17:08:18,601 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-19 17:08:18,601 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-19 17:08:18,601 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-19 17:08:18,601 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-19 17:08:18,602 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-19 17:08:18,602 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-19 17:08:18,602 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-19 17:08:18,602 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-19 17:08:18,602 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-19 17:08:18,602 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-19 17:08:18,603 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-19 17:08:18,603 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-19 17:08:18,603 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-19 17:08:18,603 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-19 17:08:18,603 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-19 17:08:18,603 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-19 17:08:18,603 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-19 17:08:18,604 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-19 17:08:18,604 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-19 17:08:18,604 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-19 17:08:18,604 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-19 17:08:18,604 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-19 17:08:18,604 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-19 17:08:18,604 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-19 17:08:18,605 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-19 17:08:18,605 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-19 17:08:18,605 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-19 17:08:18,605 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-19 17:08:18,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-19 17:08:18,605 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-19 17:08:18,605 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-19 17:08:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-19 17:08:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-19 17:08:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-19 17:08:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-19 17:08:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-19 17:08:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-19 17:08:18,606 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-19 17:08:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-19 17:08:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-19 17:08:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-19 17:08:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-19 17:08:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-19 17:08:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-19 17:08:18,607 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-19 17:08:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-19 17:08:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-19 17:08:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-19 17:08:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-19 17:08:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-19 17:08:18,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 17:08:18,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 17:08:18,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:08:18,609 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-19 17:08:18,609 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-09-19 17:08:18,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 17:08:18,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:08:18,609 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_get_data_at [2019-09-19 17:08:18,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:08:18,610 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_update_at [2019-09-19 17:08:18,610 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:08:18,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:08:18,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:08:18,983 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-19 17:08:19,325 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:08:19,325 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-19 17:08:19,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:08:19 BoogieIcfgContainer [2019-09-19 17:08:19,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:08:19,327 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:08:19,328 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:08:19,328 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:08:19,329 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:08:19" (1/1) ... [2019-09-19 17:08:19,330 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-19 17:08:19,354 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:08:19,354 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:08:19,362 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:08:19,372 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:08:19,373 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:08:19,522 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-19 17:08:19,639 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 17:08:20,319 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:08:20,319 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:08:20,321 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 139#true [2019-09-19 17:08:20,334 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:08:20,334 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:08:20,336 INFO L168 Benchmark]: Toolchain (without parser) took 2534.07 ms. Allocated memory was 139.5 MB in the beginning and 222.3 MB in the end (delta: 82.8 MB). Free memory was 85.3 MB in the beginning and 135.9 MB in the end (delta: -50.6 MB). Peak memory consumption was 32.2 MB. Max. memory is 7.1 GB. [2019-09-19 17:08:20,337 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 17:08:20,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.06 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 85.1 MB in the beginning and 160.2 MB in the end (delta: -75.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-09-19 17:08:20,339 INFO L168 Benchmark]: Boogie Preprocessor took 65.25 ms. Allocated memory is still 198.7 MB. Free memory was 160.2 MB in the beginning and 157.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-19 17:08:20,340 INFO L168 Benchmark]: RCFGBuilder took 795.22 ms. Allocated memory is still 198.7 MB. Free memory was 157.1 MB in the beginning and 101.3 MB in the end (delta: 55.9 MB). Peak memory consumption was 55.9 MB. Max. memory is 7.1 GB. [2019-09-19 17:08:20,341 INFO L168 Benchmark]: Sifa took 1006.56 ms. Allocated memory was 198.7 MB in the beginning and 222.3 MB in the end (delta: 23.6 MB). Free memory was 101.3 MB in the beginning and 135.9 MB in the end (delta: -34.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 17:08:20,344 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 662.06 ms. Allocated memory was 139.5 MB in the beginning and 198.7 MB in the end (delta: 59.2 MB). Free memory was 85.1 MB in the beginning and 160.2 MB in the end (delta: -75.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.25 ms. Allocated memory is still 198.7 MB. Free memory was 160.2 MB in the beginning and 157.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 795.22 ms. Allocated memory is still 198.7 MB. Free memory was 157.1 MB in the beginning and 101.3 MB in the end (delta: 55.9 MB). Peak memory consumption was 55.9 MB. Max. memory is 7.1 GB. * Sifa took 1006.56 ms. Allocated memory was 198.7 MB in the beginning and 222.3 MB in the end (delta: 23.6 MB). Free memory was 101.3 MB in the beginning and 135.9 MB in the end (delta: -34.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 968, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 48, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 32, TOOLS_POST_TIME[ms]: 545, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 30, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 28, TOOLS_QUANTIFIERELIM_APPLICATIONS: 53, TOOLS_QUANTIFIERELIM_TIME[ms]: 575, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 132, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 54, FLUID_YES_ANSWERS: 54, DOMAIN_JOIN_APPLICATIONS: 14, DOMAIN_JOIN_TIME[ms]: 192, DOMAIN_ALPHA_APPLICATIONS: 54, DOMAIN_ALPHA_TIME[ms]: 83, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 3, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 6, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 220, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 219, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 10, CALL_SUMMARIZER_CACHE_MISSES: 6, CALL_SUMMARIZER_OVERALL_TIME[ms]: 807, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 806, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 16, DAG_COMPRESSION_PROCESSED_NODES: 126, DAG_COMPRESSION_RETAINED_NODES: 66 - UnprovableResult [Line: 626]: 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 139#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...