java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/list-properties/list_search-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:43:52,879 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:43:52,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:43:52,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:43:52,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:43:52,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:43:52,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:43:52,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:43:52,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:43:52,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:43:52,910 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:43:52,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:43:52,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:43:52,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:43:52,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:43:52,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:43:52,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:43:52,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:43:52,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:43:52,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:43:52,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:43:52,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:43:52,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:43:52,932 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:43:52,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:43:52,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:43:52,935 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:43:52,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:43:52,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:43:52,937 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:43:52,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:43:52,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:43:52,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:43:52,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:43:52,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:43:52,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:43:52,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:43:52,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:43:52,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:43:52,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:43:52,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:43:52,943 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 [2019-09-25 17:43:52,962 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:43:52,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:43:52,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:43:52,965 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:43:52,965 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:43:52,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:43:52,965 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:43:52,966 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:43:52,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:43:52,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:43:52,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:43:52,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:43:52,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:43:52,968 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:43:52,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:43:52,969 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:43:52,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:43:52,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:43:52,969 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:43:52,970 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:43:52,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:43:52,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:43:52,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:43:52,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:43:52,972 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:43:52,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:43:52,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:43:52,972 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:43:52,973 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:43:53,016 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:43:53,026 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:43:53,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:43:53,032 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:43:53,033 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:43:53,033 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-properties/list_search-2.i [2019-09-25 17:43:53,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f450d030/51db7d5b5ee34d0bb7596e259a4b1507/FLAGa1d9f9445 [2019-09-25 17:43:53,687 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:43:53,689 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-properties/list_search-2.i [2019-09-25 17:43:53,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f450d030/51db7d5b5ee34d0bb7596e259a4b1507/FLAGa1d9f9445 [2019-09-25 17:43:53,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f450d030/51db7d5b5ee34d0bb7596e259a4b1507 [2019-09-25 17:43:53,926 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:43:53,927 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:43:53,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:43:53,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:43:53,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:43:53,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:43:53" (1/1) ... [2019-09-25 17:43:53,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71e9da3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:43:53, skipping insertion in model container [2019-09-25 17:43:53,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:43:53" (1/1) ... [2019-09-25 17:43:53,940 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:43:53,984 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:43:54,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:43:54,545 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:43:54,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:43:54,734 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:43:54,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:43:54 WrapperNode [2019-09-25 17:43:54,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:43:54,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:43:54,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:43:54,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:43:54,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:43:54" (1/1) ... [2019-09-25 17:43:54,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:43:54" (1/1) ... [2019-09-25 17:43:54,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:43:54" (1/1) ... [2019-09-25 17:43:54,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:43:54" (1/1) ... [2019-09-25 17:43:54,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:43:54" (1/1) ... [2019-09-25 17:43:54,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:43:54" (1/1) ... [2019-09-25 17:43:54,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:43:54" (1/1) ... [2019-09-25 17:43:54,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:43:54,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:43:54,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:43:54,833 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:43:54,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:43:54" (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 [2019-09-25 17:43:54,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:43:54,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:43:54,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-25 17:43:54,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-25 17:43:54,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-25 17:43:54,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-09-25 17:43:54,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-09-25 17:43:54,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-09-25 17:43:54,895 INFO L138 BoogieDeclarations]: Found implementation of procedure search_list [2019-09-25 17:43:54,895 INFO L138 BoogieDeclarations]: Found implementation of procedure delete_list [2019-09-25 17:43:54,895 INFO L138 BoogieDeclarations]: Found implementation of procedure insert_list [2019-09-25 17:43:54,895 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:43:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:43:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 17:43:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2019-09-25 17:43:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2019-09-25 17:43:54,896 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2019-09-25 17:43:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2019-09-25 17:43:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2019-09-25 17:43:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2019-09-25 17:43:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2019-09-25 17:43:54,897 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2019-09-25 17:43:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2019-09-25 17:43:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2019-09-25 17:43:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2019-09-25 17:43:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2019-09-25 17:43:54,898 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2019-09-25 17:43:54,899 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2019-09-25 17:43:54,900 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2019-09-25 17:43:54,901 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2019-09-25 17:43:54,901 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2019-09-25 17:43:54,901 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2019-09-25 17:43:54,901 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2019-09-25 17:43:54,901 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2019-09-25 17:43:54,902 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2019-09-25 17:43:54,902 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2019-09-25 17:43:54,902 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2019-09-25 17:43:54,902 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2019-09-25 17:43:54,902 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2019-09-25 17:43:54,903 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2019-09-25 17:43:54,903 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2019-09-25 17:43:54,903 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2019-09-25 17:43:54,903 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-25 17:43:54,903 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2019-09-25 17:43:54,903 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2019-09-25 17:43:54,903 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2019-09-25 17:43:54,903 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2019-09-25 17:43:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2019-09-25 17:43:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2019-09-25 17:43:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2019-09-25 17:43:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2019-09-25 17:43:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2019-09-25 17:43:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:43:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-25 17:43:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2019-09-25 17:43:54,905 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2019-09-25 17:43:54,905 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2019-09-25 17:43:54,905 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-25 17:43:54,905 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2019-09-25 17:43:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2019-09-25 17:43:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2019-09-25 17:43:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2019-09-25 17:43:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2019-09-25 17:43:54,906 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-09-25 17:43:54,907 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2019-09-25 17:43:54,907 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2019-09-25 17:43:54,907 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2019-09-25 17:43:54,907 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2019-09-25 17:43:54,908 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2019-09-25 17:43:54,908 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2019-09-25 17:43:54,908 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2019-09-25 17:43:54,908 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2019-09-25 17:43:54,909 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2019-09-25 17:43:54,909 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2019-09-25 17:43:54,909 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2019-09-25 17:43:54,910 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2019-09-25 17:43:54,910 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2019-09-25 17:43:54,911 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2019-09-25 17:43:54,912 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2019-09-25 17:43:54,912 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2019-09-25 17:43:54,912 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2019-09-25 17:43:54,912 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2019-09-25 17:43:54,913 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2019-09-25 17:43:54,914 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2019-09-25 17:43:54,914 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2019-09-25 17:43:54,914 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2019-09-25 17:43:54,914 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-09-25 17:43:54,914 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2019-09-25 17:43:54,915 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2019-09-25 17:43:54,915 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2019-09-25 17:43:54,915 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2019-09-25 17:43:54,915 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2019-09-25 17:43:54,915 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2019-09-25 17:43:54,915 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2019-09-25 17:43:54,916 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2019-09-25 17:43:54,916 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2019-09-25 17:43:54,916 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2019-09-25 17:43:54,916 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2019-09-25 17:43:54,916 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2019-09-25 17:43:54,916 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2019-09-25 17:43:54,917 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2019-09-25 17:43:54,917 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2019-09-25 17:43:54,917 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2019-09-25 17:43:54,917 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2019-09-25 17:43:54,917 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2019-09-25 17:43:54,917 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2019-09-25 17:43:54,918 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2019-09-25 17:43:54,918 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2019-09-25 17:43:54,918 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2019-09-25 17:43:54,918 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2019-09-25 17:43:54,918 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2019-09-25 17:43:54,918 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2019-09-25 17:43:54,919 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2019-09-25 17:43:54,919 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2019-09-25 17:43:54,919 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-25 17:43:54,919 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-25 17:43:54,919 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-25 17:43:54,919 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-25 17:43:54,920 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-25 17:43:54,920 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-25 17:43:54,920 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-25 17:43:54,921 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-25 17:43:54,921 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-25 17:43:54,921 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-25 17:43:54,922 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-25 17:43:54,922 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-25 17:43:54,922 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-25 17:43:54,922 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-25 17:43:54,922 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-25 17:43:54,922 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-25 17:43:54,923 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-25 17:43:54,924 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-25 17:43:54,927 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-09-25 17:43:54,927 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-09-25 17:43:54,928 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-09-25 17:43:54,928 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-25 17:43:54,928 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-25 17:43:54,928 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-25 17:43:54,928 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-25 17:43:54,929 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-25 17:43:54,929 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-25 17:43:54,929 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-25 17:43:54,930 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-25 17:43:54,930 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-25 17:43:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-25 17:43:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-25 17:43:54,937 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-25 17:43:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-25 17:43:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-25 17:43:54,938 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-25 17:43:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-25 17:43:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-25 17:43:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-25 17:43:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-25 17:43:54,939 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-25 17:43:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-25 17:43:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-25 17:43:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-25 17:43:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-25 17:43:54,940 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-25 17:43:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-25 17:43:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-25 17:43:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-25 17:43:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-25 17:43:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-25 17:43:54,941 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-25 17:43:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-25 17:43:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-25 17:43:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-25 17:43:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:43:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-25 17:43:54,942 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-25 17:43:54,943 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:43:54,943 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-25 17:43:54,943 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-25 17:43:54,943 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-25 17:43:54,943 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-25 17:43:54,943 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-25 17:43:54,944 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-25 17:43:54,944 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-25 17:43:54,944 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-25 17:43:54,944 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-25 17:43:54,944 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-25 17:43:54,944 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-25 17:43:54,945 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-25 17:43:54,945 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-25 17:43:54,945 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-25 17:43:54,945 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-25 17:43:54,945 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-25 17:43:54,945 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-25 17:43:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-25 17:43:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-25 17:43:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-25 17:43:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-25 17:43:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-25 17:43:54,946 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-25 17:43:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-25 17:43:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-25 17:43:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-25 17:43:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-25 17:43:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-25 17:43:54,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-25 17:43:54,948 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-25 17:43:54,948 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-25 17:43:54,948 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-25 17:43:54,948 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-25 17:43:54,948 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-25 17:43:54,948 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-25 17:43:54,950 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-25 17:43:54,950 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-25 17:43:54,950 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-25 17:43:54,951 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-25 17:43:54,951 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-25 17:43:54,951 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-25 17:43:54,951 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-25 17:43:54,951 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-25 17:43:54,951 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-25 17:43:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-25 17:43:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-25 17:43:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-25 17:43:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-25 17:43:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure search_list [2019-09-25 17:43:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:43:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:43:54,953 INFO L130 BoogieDeclarations]: Found specification of procedure delete_list [2019-09-25 17:43:54,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:43:54,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:43:54,953 INFO L130 BoogieDeclarations]: Found specification of procedure insert_list [2019-09-25 17:43:54,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:43:54,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:43:54,954 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:43:54,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:43:54,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:43:55,711 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:43:55,712 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-25 17:43:55,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:43:55 BoogieIcfgContainer [2019-09-25 17:43:55,713 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:43:55,714 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:43:55,714 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:43:55,714 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:43:55,715 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:43:55" (1/1) ... [2019-09-25 17:43:55,716 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ 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=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:43:55,739 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:43:55,740 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:43:55,747 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:43:55,756 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:43:55,757 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:43:55,911 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 31 for LOIs [2019-09-25 17:43:57,135 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 28 for LOIs [2019-09-25 17:43:57,148 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:43:57,148 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:43:57,150 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 95#(and (exists ((v_prenex_4 Int) (v_prenex_5 Int) (v_main_~temp~0.base_BEFORE_CALL_1 Int) (v_main_~temp~0.offset_BEFORE_CALL_1 Int)) (or (and (= |#NULL.base| 0) (= (select (select |#memory_int| v_main_~temp~0.base_BEFORE_CALL_1) v_main_~temp~0.offset_BEFORE_CALL_1) 2) (= |__VERIFIER_assert_#in~cond| 1) (= ~head~0.offset 0) (= |#NULL.offset| 0)) (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (= ~head~0.offset 0) (= |#NULL.offset| 0) (not (= (select (select |#memory_int| v_prenex_4) v_prenex_5) 2))))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-25 17:43:57,165 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:43:57,165 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:43:57,168 INFO L168 Benchmark]: Toolchain (without parser) took 3239.79 ms. Allocated memory was 139.5 MB in the beginning and 263.7 MB in the end (delta: 124.3 MB). Free memory was 84.9 MB in the beginning and 204.5 MB in the end (delta: -119.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:43:57,176 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 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. [2019-09-25 17:43:57,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 807.81 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 84.6 MB in the beginning and 143.5 MB in the end (delta: -58.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:43:57,182 INFO L168 Benchmark]: Boogie Preprocessor took 96.80 ms. Allocated memory is still 201.9 MB. Free memory was 143.5 MB in the beginning and 139.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:43:57,183 INFO L168 Benchmark]: RCFGBuilder took 880.16 ms. Allocated memory was 201.9 MB in the beginning and 225.4 MB in the end (delta: 23.6 MB). Free memory was 139.7 MB in the beginning and 175.5 MB in the end (delta: -35.8 MB). Peak memory consumption was 68.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:43:57,184 INFO L168 Benchmark]: Sifa took 1451.66 ms. Allocated memory was 225.4 MB in the beginning and 263.7 MB in the end (delta: 38.3 MB). Free memory was 175.5 MB in the beginning and 204.5 MB in the end (delta: -29.0 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:43:57,194 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 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 807.81 ms. Allocated memory was 139.5 MB in the beginning and 201.9 MB in the end (delta: 62.4 MB). Free memory was 84.6 MB in the beginning and 143.5 MB in the end (delta: -58.9 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.80 ms. Allocated memory is still 201.9 MB. Free memory was 143.5 MB in the beginning and 139.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 880.16 ms. Allocated memory was 201.9 MB in the beginning and 225.4 MB in the end (delta: 23.6 MB). Free memory was 139.7 MB in the beginning and 175.5 MB in the end (delta: -35.8 MB). Peak memory consumption was 68.1 MB. Max. memory is 7.1 GB. * Sifa took 1451.66 ms. Allocated memory was 225.4 MB in the beginning and 263.7 MB in the end (delta: 38.3 MB). Free memory was 175.5 MB in the beginning and 204.5 MB in the end (delta: -29.0 MB). Peak memory consumption was 9.3 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]: 1411, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 37, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 27, TOOLS_POST_TIME[ms]: 979, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 51, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 161, TOOLS_QUANTIFIERELIM_APPLICATIONS: 41, TOOLS_QUANTIFIERELIM_TIME[ms]: 1160, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 820, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 44, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 80, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 45, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 15, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 1, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 171, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 170, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 983, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 983, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 16, DAG_COMPRESSION_PROCESSED_NODES: 86, DAG_COMPRESSION_RETAINED_NODES: 53 - UnprovableResult [Line: 4]: 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 95#(and (exists ((v_prenex_4 Int) (v_prenex_5 Int) (v_main_~temp~0.base_BEFORE_CALL_1 Int) (v_main_~temp~0.offset_BEFORE_CALL_1 Int)) (or (and (= |#NULL.base| 0) (= (select (select |#memory_int| v_main_~temp~0.base_BEFORE_CALL_1) v_main_~temp~0.offset_BEFORE_CALL_1) 2) (= |__VERIFIER_assert_#in~cond| 1) (= ~head~0.offset 0) (= |#NULL.offset| 0)) (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (= ~head~0.offset 0) (= |#NULL.offset| 0) (not (= (select (select |#memory_int| v_prenex_4) v_prenex_5) 2))))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...