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 -i ../../../trunk/examples/svcomp/forester-heap/sll-reverse_simple.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:48:53,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:48:53,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:48:53,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:48:53,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:48:53,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:48:53,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:48:53,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:48:53,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:48:53,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:48:53,175 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:48:53,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:48:53,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:48:53,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:48:53,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:48:53,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:48:53,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:48:53,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:48:53,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:48:53,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:48:53,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:48:53,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:48:53,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:48:53,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:48:53,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 21:48:53,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 21:48:53,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 21:48:53,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 21:48:53,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 21:48:53,194 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 21:48:53,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 21:48:53,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 21:48:53,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 21:48:53,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 21:48:53,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 21:48:53,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 21:48:53,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 21:48:53,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 21:48:53,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:48:53,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:48:53,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:48:53,201 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 [2019-08-22 21:48:53,215 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:48:53,215 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:48:53,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:48:53,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:48:53,217 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:48:53,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:48:53,217 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:48:53,217 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:48:53,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:48:53,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:48:53,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:48:53,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:48:53,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:48:53,218 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:48:53,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:48:53,219 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:48:53,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:48:53,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:48:53,219 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:48:53,220 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:48:53,220 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:48:53,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:48:53,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:48:53,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:48:53,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:48:53,221 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:48:53,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:48:53,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:48:53,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:48:53,248 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:48:53,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:48:53,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:48:53,264 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:48:53,265 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:48:53,266 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-reverse_simple.i [2019-08-22 21:48:53,328 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fe6928b0/5115ac3f87d24eb5990694ccfcf45a1a/FLAG24ec3f2f5 [2019-08-22 21:48:53,883 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:48:53,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-reverse_simple.i [2019-08-22 21:48:53,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fe6928b0/5115ac3f87d24eb5990694ccfcf45a1a/FLAG24ec3f2f5 [2019-08-22 21:48:54,157 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fe6928b0/5115ac3f87d24eb5990694ccfcf45a1a [2019-08-22 21:48:54,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:48:54,167 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:48:54,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:48:54,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:48:54,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:48:54,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:48:54" (1/1) ... [2019-08-22 21:48:54,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ce1df09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:54, skipping insertion in model container [2019-08-22 21:48:54,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:48:54" (1/1) ... [2019-08-22 21:48:54,184 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:48:54,237 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:48:54,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:48:54,695 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:48:54,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:48:54,793 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:48:54,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:54 WrapperNode [2019-08-22 21:48:54,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:48:54,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:48:54,795 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:48:54,795 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:48:54,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:54" (1/1) ... [2019-08-22 21:48:54,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:54" (1/1) ... [2019-08-22 21:48:54,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:54" (1/1) ... [2019-08-22 21:48:54,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:54" (1/1) ... [2019-08-22 21:48:54,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:54" (1/1) ... [2019-08-22 21:48:54,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:54" (1/1) ... [2019-08-22 21:48:54,898 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:54" (1/1) ... [2019-08-22 21:48:54,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:48:54,907 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:48:54,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:48:54,907 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:48:54,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:48:54" (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 [2019-08-22 21:48:54,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:48:54,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:48:54,964 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:48:54,964 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-22 21:48:54,965 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-22 21:48:54,965 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-22 21:48:54,965 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-22 21:48:54,965 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-22 21:48:54,965 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-22 21:48:54,965 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-22 21:48:54,966 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-22 21:48:54,966 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-22 21:48:54,966 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-22 21:48:54,967 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-22 21:48:54,968 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-22 21:48:54,968 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-22 21:48:54,970 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-22 21:48:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-22 21:48:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-22 21:48:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-22 21:48:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-22 21:48:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-22 21:48:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-22 21:48:54,971 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-22 21:48:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-22 21:48:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-22 21:48:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-22 21:48:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-22 21:48:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-22 21:48:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-22 21:48:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-22 21:48:54,973 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-22 21:48:54,973 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-22 21:48:54,973 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-22 21:48:54,973 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-22 21:48:54,974 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-22 21:48:54,974 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-22 21:48:54,974 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-22 21:48:54,974 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-22 21:48:54,974 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-22 21:48:54,974 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-22 21:48:54,974 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-22 21:48:54,974 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-22 21:48:54,975 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-22 21:48:54,975 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-22 21:48:54,975 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-22 21:48:54,975 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-22 21:48:54,975 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-22 21:48:54,975 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-22 21:48:54,976 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-22 21:48:54,976 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-22 21:48:54,976 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-22 21:48:54,976 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-22 21:48:54,976 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-22 21:48:54,976 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-22 21:48:54,976 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-22 21:48:54,977 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-22 21:48:54,977 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-22 21:48:54,977 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-22 21:48:54,977 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-22 21:48:54,977 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-22 21:48:54,977 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-22 21:48:54,977 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-22 21:48:54,978 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-22 21:48:54,978 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-22 21:48:54,978 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-22 21:48:54,978 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-22 21:48:54,978 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-22 21:48:54,978 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-22 21:48:54,979 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-22 21:48:54,979 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-22 21:48:54,979 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-22 21:48:54,979 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-22 21:48:54,979 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-22 21:48:54,979 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-22 21:48:54,980 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-22 21:48:54,980 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-22 21:48:54,980 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-22 21:48:54,980 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-22 21:48:54,980 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-22 21:48:54,980 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-22 21:48:54,980 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-22 21:48:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-22 21:48:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-22 21:48:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-22 21:48:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-22 21:48:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-22 21:48:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-22 21:48:54,982 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-22 21:48:54,982 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-22 21:48:54,982 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-22 21:48:54,982 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-22 21:48:54,982 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-22 21:48:54,982 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-22 21:48:54,982 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-22 21:48:54,983 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-22 21:48:54,983 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-22 21:48:54,983 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-22 21:48:54,983 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-22 21:48:54,983 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-22 21:48:54,983 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-22 21:48:54,983 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-22 21:48:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-22 21:48:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-22 21:48:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-22 21:48:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-22 21:48:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 21:48:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:48:54,984 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:48:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-22 21:48:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 21:48:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:48:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 21:48:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:48:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:48:54,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:48:54,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:48:55,620 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:48:55,620 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-08-22 21:48:55,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:48:55 BoogieIcfgContainer [2019-08-22 21:48:55,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:48:55,622 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:48:55,622 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:48:55,622 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:48:55,623 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:48:55" (1/1) ... [2019-08-22 21:48:55,638 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-22 21:48:55,640 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:48:55,646 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:48:55,656 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:48:55,657 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:48:55,741 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:48:55,742 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:48:55,785 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:55,785 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:48:55,786 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:48:55,818 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 27 [2019-08-22 21:48:55,880 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:56,060 WARN L188 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 64 [2019-08-22 21:48:56,060 INFO L567 ElimStorePlain]: treesize reduction 9, result has 92.7 percent of original size [2019-08-22 21:48:56,063 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:56,063 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:135, output treesize:114 [2019-08-22 21:48:56,114 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_9|, |v_#memory_int_10|], 6=[|v_#memory_$Pointer$.base_27|, |v_#memory_$Pointer$.offset_27|]} [2019-08-22 21:48:56,124 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:56,550 WARN L188 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-08-22 21:48:56,551 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:56,565 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:56,966 WARN L188 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-08-22 21:48:56,967 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:56,985 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:57,335 WARN L188 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-08-22 21:48:57,335 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:57,343 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:57,589 WARN L188 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-08-22 21:48:57,589 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:48:57,591 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:57,591 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:249, output treesize:234 [2019-08-22 21:48:57,622 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:48:57,654 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_10|], 6=[|v_#memory_int_9|], 16=[|v_#memory_$Pointer$.base_28|, |v_#memory_$Pointer$.offset_28|]} [2019-08-22 21:48:57,709 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:48:57,774 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:03,723 WARN L188 SmtUtils]: Spent 5.95 s on a formula simplification that was a NOOP. DAG size: 177 [2019-08-22 21:49:03,724 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:03,747 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:03,784 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:10,388 WARN L188 SmtUtils]: Spent 6.60 s on a formula simplification that was a NOOP. DAG size: 173 [2019-08-22 21:49:10,389 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:10,439 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:10,469 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:15,228 WARN L188 SmtUtils]: Spent 4.76 s on a formula simplification that was a NOOP. DAG size: 166 [2019-08-22 21:49:15,228 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:15,248 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:15,296 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:20,462 WARN L188 SmtUtils]: Spent 5.17 s on a formula simplification that was a NOOP. DAG size: 159 [2019-08-22 21:49:20,462 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:20,466 INFO L496 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 4 dim-2 vars, End of recursive call: 15 dim-0 vars, and 2 xjuncts. [2019-08-22 21:49:20,466 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 11 variables, input treesize:609, output treesize:673 [2019-08-22 21:49:20,646 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_12|], 1=[|v_#valid_19|]} [2019-08-22 21:49:20,658 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:49:20,658 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:20,740 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:20,752 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-22 21:49:20,753 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:20,855 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-08-22 21:49:20,855 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:20,857 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_29|, |v_#memory_$Pointer$.base_29|, |v_#memory_int_31|], 2=[|v_#memory_int_9|, |v_#memory_int_10|]} [2019-08-22 21:49:20,869 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:20,935 INFO L341 Elim1Store]: treesize reduction 33, result has 55.4 percent of original size [2019-08-22 21:49:20,935 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 48 [2019-08-22 21:49:20,936 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:21,148 WARN L188 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 67 [2019-08-22 21:49:21,148 INFO L567 ElimStorePlain]: treesize reduction 23, result has 85.2 percent of original size [2019-08-22 21:49:21,160 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:21,212 INFO L341 Elim1Store]: treesize reduction 33, result has 55.4 percent of original size [2019-08-22 21:49:21,213 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 48 [2019-08-22 21:49:21,213 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:21,361 WARN L188 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2019-08-22 21:49:21,361 INFO L567 ElimStorePlain]: treesize reduction 16, result has 88.7 percent of original size [2019-08-22 21:49:21,370 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-22 21:49:21,371 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:21,432 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:21,440 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-22 21:49:21,440 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:21,496 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:21,505 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2019-08-22 21:49:21,505 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:21,560 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:21,561 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 21:49:21,562 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:21,564 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:49:21,564 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 9 variables, input treesize:153, output treesize:50 [2019-08-22 21:49:21,628 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:21,645 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:21,645 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:21,647 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:21,701 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 51 [2019-08-22 21:49:21,702 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:21,708 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 51 [2019-08-22 21:49:21,709 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:21,743 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:21,748 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 32 [2019-08-22 21:49:21,749 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:21,754 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 32 [2019-08-22 21:49:21,754 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:21,778 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:21,786 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 28 [2019-08-22 21:49:21,787 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:21,795 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 28 [2019-08-22 21:49:21,795 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:21,820 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:21,821 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-22 21:49:21,821 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:141, output treesize:57 [2019-08-22 21:49:21,823 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:21,828 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_13|], 1=[|v_#valid_20|]} [2019-08-22 21:49:21,852 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 179 [2019-08-22 21:49:21,853 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:21,882 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 179 [2019-08-22 21:49:21,883 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:22,325 WARN L188 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-22 21:49:22,326 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:22,372 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 176 [2019-08-22 21:49:22,373 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:22,406 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 179 treesize of output 176 [2019-08-22 21:49:22,407 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:23,028 WARN L188 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-08-22 21:49:23,028 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:23,030 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_17|, |v_#memory_int_18|, |v_#memory_int_33|], 6=[|v_#memory_$Pointer$.base_31|, |v_#memory_$Pointer$.offset_31|]} [2019-08-22 21:49:23,050 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:23,058 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:23,752 WARN L188 SmtUtils]: Spent 692.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-08-22 21:49:23,752 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:23,765 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:23,776 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:49:24,299 WARN L188 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-08-22 21:49:24,299 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:24,325 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:24,339 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:24,544 WARN L188 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-08-22 21:49:24,544 INFO L341 Elim1Store]: treesize reduction 20, result has 86.8 percent of original size [2019-08-22 21:49:24,545 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 162 treesize of output 270 [2019-08-22 21:49:24,546 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:24,557 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:24,563 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:24,569 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:24,575 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:24,623 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:24,624 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 162 treesize of output 214 [2019-08-22 21:49:24,626 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:25,220 WARN L188 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 91 [2019-08-22 21:49:25,220 INFO L567 ElimStorePlain]: treesize reduction 114, result has 76.2 percent of original size [2019-08-22 21:49:25,236 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:25,256 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:25,296 INFO L341 Elim1Store]: treesize reduction 25, result has 40.5 percent of original size [2019-08-22 21:49:25,297 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 173 treesize of output 155 [2019-08-22 21:49:25,299 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:25,314 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:25,386 INFO L341 Elim1Store]: treesize reduction 33, result has 55.4 percent of original size [2019-08-22 21:49:25,387 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 191 treesize of output 196 [2019-08-22 21:49:25,388 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:25,825 WARN L188 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 86 [2019-08-22 21:49:25,826 INFO L567 ElimStorePlain]: treesize reduction 16, result has 95.4 percent of original size [2019-08-22 21:49:25,838 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:25,881 INFO L341 Elim1Store]: treesize reduction 25, result has 40.5 percent of original size [2019-08-22 21:49:25,882 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 152 treesize of output 134 [2019-08-22 21:49:25,883 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:25,894 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:49:25,956 INFO L341 Elim1Store]: treesize reduction 33, result has 55.4 percent of original size [2019-08-22 21:49:25,956 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 177 treesize of output 182 [2019-08-22 21:49:25,958 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:26,326 WARN L188 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2019-08-22 21:49:26,327 INFO L567 ElimStorePlain]: treesize reduction 23, result has 92.6 percent of original size [2019-08-22 21:49:26,328 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 21:49:26,329 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 21:49:26,330 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,331 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 21:49:26,335 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,336 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,337 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,339 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,341 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,342 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,344 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 5 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-08-22 21:49:26,345 INFO L221 ElimStorePlain]: Needed 15 recursive calls to eliminate 9 variables, input treesize:361, output treesize:433 [2019-08-22 21:49:26,346 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,346 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,348 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,398 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:49:26,399 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 125 treesize of output 145 [2019-08-22 21:49:26,400 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 21:49:26,401 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,402 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,403 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:49:26,405 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:49:28,384 WARN L188 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 154 DAG size of output: 141 [2019-08-22 21:49:28,385 INFO L567 ElimStorePlain]: treesize reduction 260, result has 66.8 percent of original size [2019-08-22 21:49:28,386 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation has thrown an exception: java.lang.AssertionError: no XNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:244) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools$EliminatingTermDomainOperationProvider.constructQuantifiedFormula(SymbolicTools.java:265) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:255) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:130) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools.post(SymbolicTools.java:106) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretInternal(DagInterpreter.java:201) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:183) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTrans(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretNode(DagInterpreter.java:134) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:115) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:125) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpret(IcfgInterpreter.java:116) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.processIcfg(SymbolicInterpretationObserver.java:77) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.process(SymbolicInterpretationObserver.java:69) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-22 21:49:28,392 INFO L168 Benchmark]: Toolchain (without parser) took 34225.03 ms. Allocated memory was 131.6 MB in the beginning and 311.4 MB in the end (delta: 179.8 MB). Free memory was 84.7 MB in the beginning and 86.6 MB in the end (delta: -1.9 MB). Peak memory consumption was 179.1 MB. Max. memory is 7.1 GB. [2019-08-22 21:49:28,393 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:49:28,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 625.77 ms. Allocated memory was 131.6 MB in the beginning and 200.3 MB in the end (delta: 68.7 MB). Free memory was 84.5 MB in the beginning and 164.6 MB in the end (delta: -80.1 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-08-22 21:49:28,395 INFO L168 Benchmark]: Boogie Preprocessor took 111.74 ms. Allocated memory is still 200.3 MB. Free memory was 164.6 MB in the beginning and 161.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-08-22 21:49:28,396 INFO L168 Benchmark]: RCFGBuilder took 715.07 ms. Allocated memory is still 200.3 MB. Free memory was 161.4 MB in the beginning and 114.9 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 7.1 GB. [2019-08-22 21:49:28,396 INFO L168 Benchmark]: Symbolic Interpretation took 32768.58 ms. Allocated memory was 200.3 MB in the beginning and 311.4 MB in the end (delta: 111.1 MB). Free memory was 114.9 MB in the beginning and 86.6 MB in the end (delta: 28.3 MB). Peak memory consumption was 140.6 MB. Max. memory is 7.1 GB. [2019-08-22 21:49:28,400 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - ExceptionOrErrorResult: AssertionError: no XNF de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: AssertionError: no XNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:244) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 625.77 ms. Allocated memory was 131.6 MB in the beginning and 200.3 MB in the end (delta: 68.7 MB). Free memory was 84.5 MB in the beginning and 164.6 MB in the end (delta: -80.1 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.74 ms. Allocated memory is still 200.3 MB. Free memory was 164.6 MB in the beginning and 161.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 715.07 ms. Allocated memory is still 200.3 MB. Free memory was 161.4 MB in the beginning and 114.9 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 32768.58 ms. Allocated memory was 200.3 MB in the beginning and 311.4 MB in the end (delta: 111.1 MB). Free memory was 114.9 MB in the beginning and 86.6 MB in the end (delta: 28.3 MB). Peak memory consumption was 140.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...