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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/list-ext-properties/list-ext_flag.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:28:48,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:28:48,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:28:48,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:28:48,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:28:48,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:28:48,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:28:48,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:28:48,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:28:48,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:28:48,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:28:48,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:28:48,126 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:28:48,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:28:48,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:28:48,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:28:48,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:28:48,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:28:48,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:28:48,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:28:48,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:28:48,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:28:48,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:28:48,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:28:48,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:28:48,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:28:48,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:28:48,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:28:48,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:28:48,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:28:48,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:28:48,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:28:48,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:28:48,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:28:48,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:28:48,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:28:48,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:28:48,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:28:48,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:28:48,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:28:48,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:28:48,172 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 [2019-09-21 08:28:48,194 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:28:48,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:28:48,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:28:48,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:28:48,198 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:28:48,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:28:48,198 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:28:48,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:28:48,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:28:48,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:28:48,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:28:48,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:28:48,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:28:48,201 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:28:48,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:28:48,201 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:28:48,202 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:28:48,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:28:48,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:28:48,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:28:48,203 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:28:48,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:28:48,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:28:48,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:28:48,204 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:28:48,204 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:28:48,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:28:48,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:28:48,204 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:28:48,254 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:28:48,266 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:28:48,269 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:28:48,271 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:28:48,271 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:28:48,272 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-ext-properties/list-ext_flag.i [2019-09-21 08:28:48,332 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81677d14a/0e82b034e49f419b8395414b38337ef4/FLAG8fc0b2eb1 [2019-09-21 08:28:48,876 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:28:48,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-ext-properties/list-ext_flag.i [2019-09-21 08:28:48,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81677d14a/0e82b034e49f419b8395414b38337ef4/FLAG8fc0b2eb1 [2019-09-21 08:28:49,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81677d14a/0e82b034e49f419b8395414b38337ef4 [2019-09-21 08:28:49,179 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:28:49,181 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:28:49,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:28:49,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:28:49,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:28:49,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:28:49" (1/1) ... [2019-09-21 08:28:49,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a6ce21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:28:49, skipping insertion in model container [2019-09-21 08:28:49,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:28:49" (1/1) ... [2019-09-21 08:28:49,197 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:28:49,237 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:28:49,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:28:49,626 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:28:49,671 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:28:49,732 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:28:49,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:28:49 WrapperNode [2019-09-21 08:28:49,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:28:49,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:28:49,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:28:49,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:28:49,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:28:49" (1/1) ... [2019-09-21 08:28:49,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:28:49" (1/1) ... [2019-09-21 08:28:49,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:28:49" (1/1) ... [2019-09-21 08:28:49,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:28:49" (1/1) ... [2019-09-21 08:28:49,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:28:49" (1/1) ... [2019-09-21 08:28:49,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:28:49" (1/1) ... [2019-09-21 08:28:49,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:28:49" (1/1) ... [2019-09-21 08:28:49,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:28:49,807 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:28:49,807 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:28:49,807 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:28:49,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:28:49" (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 [2019-09-21 08:28:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:28:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:28:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-21 08:28:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-21 08:28:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-09-21 08:28:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-09-21 08:28:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-09-21 08:28:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-21 08:28:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:28:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:28:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:28:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-21 08:28:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-21 08:28:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-21 08:28:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-21 08:28:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-21 08:28:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-21 08:28:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-21 08:28:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-21 08:28:49,873 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-21 08:28:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-21 08:28:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-21 08:28:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-21 08:28:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-21 08:28:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-21 08:28:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-21 08:28:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-21 08:28:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-21 08:28:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-21 08:28:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-09-21 08:28:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-09-21 08:28:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-09-21 08:28:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-21 08:28:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-21 08:28:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-21 08:28:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-21 08:28:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-21 08:28:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-21 08:28:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-21 08:28:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-21 08:28:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-21 08:28:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-21 08:28:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-21 08:28:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-21 08:28:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-21 08:28:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-21 08:28:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-21 08:28:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-21 08:28:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-21 08:28:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-21 08:28:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-21 08:28:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-21 08:28:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-21 08:28:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-21 08:28:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-21 08:28:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-21 08:28:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-21 08:28:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-21 08:28:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-21 08:28:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-21 08:28:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-21 08:28:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-21 08:28:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-21 08:28:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-21 08:28:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-21 08:28:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-21 08:28:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:28:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-21 08:28:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-21 08:28:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:28:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-21 08:28:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-21 08:28:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-21 08:28:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-21 08:28:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-21 08:28:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-21 08:28:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-21 08:28:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-21 08:28:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-21 08:28:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-21 08:28:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-21 08:28:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-21 08:28:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-21 08:28:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-21 08:28:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-21 08:28:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-21 08:28:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-21 08:28:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-21 08:28:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-21 08:28:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-21 08:28:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-21 08:28:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-21 08:28:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-21 08:28:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-21 08:28:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-21 08:28:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-21 08:28:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-21 08:28:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-21 08:28:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-21 08:28:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-21 08:28:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-21 08:28:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-21 08:28:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-21 08:28:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-21 08:28:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-21 08:28:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-21 08:28:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-21 08:28:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-21 08:28:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-21 08:28:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-21 08:28:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-21 08:28:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-21 08:28:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-21 08:28:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-21 08:28:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-21 08:28:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-21 08:28:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-21 08:28:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-21 08:28:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-21 08:28:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:28:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:28:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:28:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:28:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:28:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:28:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:28:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:28:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:28:50,275 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-21 08:28:50,543 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:28:50,543 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-21 08:28:50,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:28:50 BoogieIcfgContainer [2019-09-21 08:28:50,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:28:50,545 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:28:50,546 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:28:50,546 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:28:50,547 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:28:50" (1/1) ... [2019-09-21 08:28:50,548 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:28:50,584 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:28:50,585 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:28:50,597 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:28:50,605 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:28:50,607 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:28:50,749 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-21 08:28:50,831 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-21 08:28:51,163 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-21 08:29:05,791 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:29:05,792 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:29:05,794 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 619#true [2019-09-21 08:29:05,803 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:29:05,803 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:29:05,805 INFO L168 Benchmark]: Toolchain (without parser) took 16624.83 ms. Allocated memory was 137.4 MB in the beginning and 449.8 MB in the end (delta: 312.5 MB). Free memory was 82.4 MB in the beginning and 178.3 MB in the end (delta: -95.9 MB). Peak memory consumption was 216.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:29:05,805 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.4 MB. Free memory is still 101.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 08:29:05,806 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.42 ms. Allocated memory was 137.4 MB in the beginning and 198.2 MB in the end (delta: 60.8 MB). Free memory was 82.0 MB in the beginning and 163.0 MB in the end (delta: -81.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:29:05,806 INFO L168 Benchmark]: Boogie Preprocessor took 71.51 ms. Allocated memory is still 198.2 MB. Free memory was 163.0 MB in the beginning and 159.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:29:05,807 INFO L168 Benchmark]: RCFGBuilder took 738.55 ms. Allocated memory is still 198.2 MB. Free memory was 159.0 MB in the beginning and 106.6 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:29:05,807 INFO L168 Benchmark]: Sifa took 15258.22 ms. Allocated memory was 198.2 MB in the beginning and 449.8 MB in the end (delta: 251.7 MB). Free memory was 106.6 MB in the beginning and 178.3 MB in the end (delta: -71.7 MB). Peak memory consumption was 180.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:29:05,809 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 137.4 MB. Free memory is still 101.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 552.42 ms. Allocated memory was 137.4 MB in the beginning and 198.2 MB in the end (delta: 60.8 MB). Free memory was 82.0 MB in the beginning and 163.0 MB in the end (delta: -81.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 71.51 ms. Allocated memory is still 198.2 MB. Free memory was 163.0 MB in the beginning and 159.0 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 738.55 ms. Allocated memory is still 198.2 MB. Free memory was 159.0 MB in the beginning and 106.6 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 7.1 GB. * Sifa took 15258.22 ms. Allocated memory was 198.2 MB in the beginning and 449.8 MB in the end (delta: 251.7 MB). Free memory was 106.6 MB in the beginning and 178.3 MB in the end (delta: -71.7 MB). Peak memory consumption was 180.0 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]: 15210, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 344, DAG_INTERPRETER_EARLY_EXITS: 8, TOOLS_POST_APPLICATIONS: 298, TOOLS_POST_TIME[ms]: 14060, TOOLS_POST_CALL_APPLICATIONS: 18, TOOLS_POST_CALL_TIME[ms]: 34, TOOLS_POST_RETURN_APPLICATIONS: 17, TOOLS_POST_RETURN_TIME[ms]: 6, TOOLS_QUANTIFIERELIM_APPLICATIONS: 326, TOOLS_QUANTIFIERELIM_TIME[ms]: 13997, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1483, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 385, FLUID_YES_ANSWERS: 6, DOMAIN_JOIN_APPLICATIONS: 75, DOMAIN_JOIN_TIME[ms]: 362, DOMAIN_ALPHA_APPLICATIONS: 6, DOMAIN_ALPHA_TIME[ms]: 7, DOMAIN_WIDEN_APPLICATIONS: 23, DOMAIN_WIDEN_TIME[ms]: 269, DOMAIN_ISSUBSETEQ_APPLICATIONS: 41, DOMAIN_ISSUBSETEQ_TIME[ms]: 167, DOMAIN_ISBOTTOM_APPLICATIONS: 45, DOMAIN_ISBOTTOM_TIME[ms]: 138, LOOP_SUMMARIZER_APPLICATIONS: 18, LOOP_SUMMARIZER_CACHE_MISSES: 18, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10573, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10572, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 41, CALL_SUMMARIZER_APPLICATIONS: 17, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 100, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 99, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 58, DAG_COMPRESSION_PROCESSED_NODES: 663, DAG_COMPRESSION_RETAINED_NODES: 270 - UnprovableResult [Line: 563]: 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 619#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...