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/list-simple/dll2n_update_all.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:14:00,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:14:00,175 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:14:00,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:14:00,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:14:00,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:14:00,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:14:00,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:14:00,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:14:00,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:14:00,195 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:14:00,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:14:00,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:14:00,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:14:00,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:14:00,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:14:00,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:14:00,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:14:00,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:14:00,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:14:00,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:14:00,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:14:00,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:14:00,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:14:00,210 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 07:14:00,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 07:14:00,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 07:14:00,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 07:14:00,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 07:14:00,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 07:14:00,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 07:14:00,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 07:14:00,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 07:14:00,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 07:14:00,216 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 07:14:00,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 07:14:00,217 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 07:14:00,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 07:14:00,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:14:00,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:14:00,219 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:14:00,219 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 [2019-08-18 07:14:00,243 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:14:00,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:14:00,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:14:00,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:14:00,246 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:14:00,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:14:00,246 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:14:00,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:14:00,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:14:00,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:14:00,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:14:00,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:14:00,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:14:00,247 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:14:00,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:14:00,248 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:14:00,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:14:00,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:14:00,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:14:00,250 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:14:00,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:14:00,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:14:00,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:14:00,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:14:00,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:14:00,251 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:14:00,251 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:14:00,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:14:00,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:14:00,288 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:14:00,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:14:00,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:14:00,306 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:14:00,306 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:14:00,307 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_update_all.i [2019-08-18 07:14:00,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69605bacf/19a0f9618140430eaa80a2712cb006fe/FLAG53f3f9c46 [2019-08-18 07:14:00,926 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:14:00,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_update_all.i [2019-08-18 07:14:00,948 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69605bacf/19a0f9618140430eaa80a2712cb006fe/FLAG53f3f9c46 [2019-08-18 07:14:01,206 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69605bacf/19a0f9618140430eaa80a2712cb006fe [2019-08-18 07:14:01,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:14:01,216 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:14:01,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:14:01,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:14:01,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:14:01,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:14:01" (1/1) ... [2019-08-18 07:14:01,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3850a8b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:01, skipping insertion in model container [2019-08-18 07:14:01,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:14:01" (1/1) ... [2019-08-18 07:14:01,233 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:14:01,287 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:14:01,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:14:01,745 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:14:01,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:14:01,861 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:14:01,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:01 WrapperNode [2019-08-18 07:14:01,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:14:01,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:14:01,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:14:01,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:14:01,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:01" (1/1) ... [2019-08-18 07:14:01,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:01" (1/1) ... [2019-08-18 07:14:01,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:01" (1/1) ... [2019-08-18 07:14:01,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:01" (1/1) ... [2019-08-18 07:14:01,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:01" (1/1) ... [2019-08-18 07:14:01,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:01" (1/1) ... [2019-08-18 07:14:01,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:01" (1/1) ... [2019-08-18 07:14:01,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:14:01,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:14:01,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:14:01,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:14:01,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:14:01" (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 [2019-08-18 07:14:01,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:14:01,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:14:01,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-18 07:14:01,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-18 07:14:01,992 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-08-18 07:14:01,992 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-08-18 07:14:01,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-08-18 07:14:01,992 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_destroy [2019-08-18 07:14:01,994 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_get_data_at [2019-08-18 07:14:01,994 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_update_at [2019-08-18 07:14:01,994 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:14:01,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:14:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-18 07:14:01,995 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-18 07:14:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-18 07:14:01,996 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-18 07:14:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-18 07:14:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-18 07:14:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-18 07:14:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-18 07:14:01,999 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-18 07:14:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-18 07:14:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-18 07:14:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-18 07:14:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-18 07:14:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-18 07:14:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-18 07:14:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-18 07:14:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-18 07:14:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-18 07:14:02,003 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-18 07:14:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-18 07:14:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-18 07:14:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-18 07:14:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-18 07:14:02,004 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-18 07:14:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-18 07:14:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-18 07:14:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-18 07:14:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-18 07:14:02,005 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-18 07:14:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-18 07:14:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-18 07:14:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-18 07:14:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-18 07:14:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-18 07:14:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-18 07:14:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-18 07:14:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-18 07:14:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-18 07:14:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-18 07:14:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-18 07:14:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-18 07:14:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-18 07:14:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-18 07:14:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-18 07:14:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-18 07:14:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-18 07:14:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-18 07:14:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-18 07:14:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-18 07:14:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-18 07:14:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-18 07:14:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-18 07:14:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-18 07:14:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-18 07:14:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-18 07:14:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-18 07:14:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-18 07:14:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-18 07:14:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-18 07:14:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-18 07:14:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-18 07:14:02,012 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-18 07:14:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-18 07:14:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-18 07:14:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-18 07:14:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-18 07:14:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-18 07:14:02,013 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-18 07:14:02,014 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-18 07:14:02,014 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-18 07:14:02,014 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-18 07:14:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-18 07:14:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-18 07:14:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-18 07:14:02,015 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-18 07:14:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-18 07:14:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-18 07:14:02,016 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-18 07:14:02,017 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-18 07:14:02,017 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-18 07:14:02,017 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-18 07:14:02,017 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-18 07:14:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-18 07:14:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-18 07:14:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-18 07:14:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-18 07:14:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-18 07:14:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-18 07:14:02,018 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-18 07:14:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-18 07:14:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-18 07:14:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-18 07:14:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-18 07:14:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-18 07:14:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-18 07:14:02,019 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-18 07:14:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-18 07:14:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-18 07:14:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-18 07:14:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-18 07:14:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-18 07:14:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-18 07:14:02,020 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-18 07:14:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-18 07:14:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-18 07:14:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-08-18 07:14:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-08-18 07:14:02,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-18 07:14:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-18 07:14:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 07:14:02,022 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-08-18 07:14:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure dll_destroy [2019-08-18 07:14:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-18 07:14:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 07:14:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure dll_get_data_at [2019-08-18 07:14:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 07:14:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure dll_update_at [2019-08-18 07:14:02,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:14:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:14:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:14:02,407 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-08-18 07:14:02,608 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:14:02,608 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-18 07:14:02,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:14:02 BoogieIcfgContainer [2019-08-18 07:14:02,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:14:02,611 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:14:02,611 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:14:02,611 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:14:02,612 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:14:02" (1/1) ... [2019-08-18 07:14:02,625 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 07:14:02,627 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:14:02,633 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:14:02,641 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:14:02,643 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:14:02,720 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 [2019-08-18 07:14:02,721 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:02,735 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:02,736 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:14:02,736 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 07:14:02,747 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 23 [2019-08-18 07:14:02,769 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_9|], 1=[|v_#valid_18|]} [2019-08-18 07:14:02,778 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 [2019-08-18 07:14:02,778 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:02,817 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:02,827 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 [2019-08-18 07:14:02,827 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:02,866 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:02,867 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:14:02,867 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:49, output treesize:42 [2019-08-18 07:14:02,883 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_23|, |v_#memory_int_23|, |v_#memory_$Pointer$.offset_23|], 2=[|v_#memory_int_20|], 4=[|v_#memory_$Pointer$.base_20|, |v_#memory_$Pointer$.offset_20|]} [2019-08-18 07:14:02,896 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-18 07:14:02,897 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:02,914 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 153 treesize of output 138 [2019-08-18 07:14:02,915 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:03,160 WARN L188 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-08-18 07:14:03,160 INFO L567 ElimStorePlain]: treesize reduction 4, result has 97.1 percent of original size [2019-08-18 07:14:03,174 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:03,186 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 0 case distinctions, treesize of input 22 treesize of output 7 [2019-08-18 07:14:03,187 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:03,279 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:03,290 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 15 treesize of output 1 [2019-08-18 07:14:03,291 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:03,352 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:03,361 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:03,363 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 0 case distinctions, treesize of input 27 treesize of output 11 [2019-08-18 07:14:03,364 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:03,410 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:03,418 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:03,420 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 0 case distinctions, treesize of input 18 treesize of output 19 [2019-08-18 07:14:03,421 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:03,464 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:03,475 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:03,477 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 0 case distinctions, treesize of input 18 treesize of output 19 [2019-08-18 07:14:03,478 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:03,521 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:03,521 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:14:03,522 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:307, output treesize:85 [2019-08-18 07:14:03,538 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:14:03,573 INFO L392 ElimStorePlain]: Different costs {0=[v_prenex_2], 1=[v_prenex_1, |v_#length_10|], 3=[|v_#valid_19|]} [2019-08-18 07:14:03,583 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 49 treesize of output 48 [2019-08-18 07:14:03,584 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:03,820 WARN L188 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2019-08-18 07:14:03,821 INFO L567 ElimStorePlain]: treesize reduction 5, result has 96.9 percent of original size [2019-08-18 07:14:03,832 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 48 treesize of output 45 [2019-08-18 07:14:03,833 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:03,959 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-18 07:14:03,960 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:03,970 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:03,976 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 108 treesize of output 110 [2019-08-18 07:14:03,977 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:04,103 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-18 07:14:04,103 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:04,146 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:04,146 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 107 treesize of output 129 [2019-08-18 07:14:04,149 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:04,368 WARN L188 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-08-18 07:14:04,368 INFO L567 ElimStorePlain]: treesize reduction 14, result has 91.4 percent of original size [2019-08-18 07:14:04,369 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2019-08-18 07:14:04,370 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:163, output treesize:148 [2019-08-18 07:14:04,372 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:14:04,384 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_20|], 4=[|v_#memory_int_25|, |v_#memory_$Pointer$.base_20|, |v_#memory_$Pointer$.offset_20|], 6=[|v_#memory_$Pointer$.base_25|, |v_#memory_$Pointer$.offset_25|]} [2019-08-18 07:14:04,398 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:14:04,405 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:14:04,413 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:14:04,421 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:14:05,588 WARN L188 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 121 DAG size of output: 105 [2019-08-18 07:14:05,589 INFO L567 ElimStorePlain]: treesize reduction 349, result has 48.9 percent of original size [2019-08-18 07:14:05,637 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:05,639 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:05,641 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:05,671 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 198 treesize of output 190 [2019-08-18 07:14:05,673 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:05,694 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:05,698 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:05,700 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:05,718 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 135 treesize of output 124 [2019-08-18 07:14:05,719 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:06,018 WARN L188 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-08-18 07:14:06,018 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:06,030 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:14:06,047 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:14:06,347 WARN L188 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-08-18 07:14:06,348 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:06,356 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:14:06,362 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:14:06,605 WARN L188 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-08-18 07:14:06,606 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:06,627 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:06,628 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:06,629 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:06,636 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 104 [2019-08-18 07:14:06,637 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:06,653 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:06,654 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:06,655 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:06,664 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:06,684 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 173 [2019-08-18 07:14:06,685 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:07,069 WARN L188 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2019-08-18 07:14:07,070 INFO L567 ElimStorePlain]: treesize reduction 4, result has 98.5 percent of original size [2019-08-18 07:14:07,085 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,087 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,088 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,089 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,091 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,105 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 163 treesize of output 173 [2019-08-18 07:14:07,107 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:07,138 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,139 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,140 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,145 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 108 [2019-08-18 07:14:07,146 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:07,324 WARN L188 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-08-18 07:14:07,324 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:07,326 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-18 07:14:07,327 INFO L221 ElimStorePlain]: Needed 15 recursive calls to eliminate 6 variables, input treesize:739, output treesize:230 [2019-08-18 07:14:07,328 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:14:07,338 INFO L392 ElimStorePlain]: Different costs {6=[|v_#memory_int_26|], 20=[|v_#memory_$Pointer$.base_26|, |v_#memory_$Pointer$.offset_26|]} [2019-08-18 07:14:07,353 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,355 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,357 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 21 [2019-08-18 07:14:07,358 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:07,450 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:07,467 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,468 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,471 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,473 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 07:14:07,474 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 07:14:07,490 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:07,491 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 50 treesize of output 83 [2019-08-18 07:14:07,492 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:07,666 WARN L188 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 78 [2019-08-18 07:14:07,666 INFO L567 ElimStorePlain]: treesize reduction 38, result has 80.5 percent of original size [2019-08-18 07:14:07,680 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,681 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,682 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,684 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 49 [2019-08-18 07:14:07,685 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:07,760 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:07,761 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:14:07,762 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:189, output treesize:144 [2019-08-18 07:14:07,776 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_11|], 1=[|v_#valid_20|]} [2019-08-18 07:14:07,779 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 [2019-08-18 07:14:07,779 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:07,798 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:07,802 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 [2019-08-18 07:14:07,802 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:07,836 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:07,836 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:14:07,837 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:30 [2019-08-18 07:14:07,849 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_27|, |v_#memory_$Pointer$.base_27|, |v_#memory_$Pointer$.offset_27|], 2=[|v_#memory_int_20|], 4=[|v_#memory_$Pointer$.base_20|, |v_#memory_$Pointer$.offset_20|]} [2019-08-18 07:14:07,861 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:07,871 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 0 case distinctions, treesize of input 141 treesize of output 126 [2019-08-18 07:14:07,872 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:07,882 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-18 07:14:07,883 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:08,030 WARN L188 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-08-18 07:14:08,031 INFO L567 ElimStorePlain]: treesize reduction 4, result has 96.8 percent of original size [2019-08-18 07:14:08,038 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 15 treesize of output 1 [2019-08-18 07:14:08,039 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:08,100 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:08,107 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 15 treesize of output 1 [2019-08-18 07:14:08,107 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:08,146 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:08,152 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:08,154 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 0 case distinctions, treesize of input 27 treesize of output 11 [2019-08-18 07:14:08,154 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:08,187 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:08,193 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:08,194 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 0 case distinctions, treesize of input 18 treesize of output 19 [2019-08-18 07:14:08,194 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:08,227 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:08,235 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:08,236 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 0 case distinctions, treesize of input 18 treesize of output 19 [2019-08-18 07:14:08,237 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:08,267 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:08,268 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:14:08,268 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:283, output treesize:73 [2019-08-18 07:14:08,277 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_28|], 6=[|v_#memory_$Pointer$.base_28|, |v_#memory_$Pointer$.offset_28|]} [2019-08-18 07:14:08,330 INFO L341 Elim1Store]: treesize reduction 25, result has 40.5 percent of original size [2019-08-18 07:14:08,331 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 1 case distinctions, treesize of input 122 treesize of output 116 [2019-08-18 07:14:08,332 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:08,360 INFO L341 Elim1Store]: treesize reduction 25, result has 40.5 percent of original size [2019-08-18 07:14:08,361 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 122 treesize of output 116 [2019-08-18 07:14:08,363 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:08,515 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-18 07:14:08,516 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:08,528 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:08,542 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:08,566 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:08,567 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 113 treesize of output 149 [2019-08-18 07:14:08,569 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:08,578 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:08,657 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:08,658 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 113 treesize of output 183 [2019-08-18 07:14:08,660 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:09,001 WARN L188 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 68 [2019-08-18 07:14:09,002 INFO L567 ElimStorePlain]: treesize reduction 90, result has 72.0 percent of original size [2019-08-18 07:14:09,011 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:09,024 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:09,047 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:09,048 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 109 treesize of output 145 [2019-08-18 07:14:09,050 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:09,056 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:14:09,105 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:09,105 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 121 treesize of output 191 [2019-08-18 07:14:09,108 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:09,420 WARN L188 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 69 [2019-08-18 07:14:09,420 INFO L567 ElimStorePlain]: treesize reduction 78, result has 76.0 percent of original size [2019-08-18 07:14:09,421 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-18 07:14:09,422 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:245, output treesize:247 [2019-08-18 07:14:09,432 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_12|], 1=[|v_#valid_21|]} [2019-08-18 07:14:09,449 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 [2019-08-18 07:14:09,449 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:09,481 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:09,486 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 [2019-08-18 07:14:09,486 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:09,502 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:09,502 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:14:09,503 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:37, output treesize:30 [2019-08-18 07:14:09,504 WARN L89 DagInterpreter]: A function never reaches its return [2019-08-18 07:14:09,514 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:14:09,527 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 [2019-08-18 07:14:09,527 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:09,536 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:09,540 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 11 treesize of output 7 [2019-08-18 07:14:09,540 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:09,547 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:09,551 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 [2019-08-18 07:14:09,551 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:14:09,556 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:14:09,556 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:14:09,556 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:46, output treesize:12 [2019-08-18 07:14:09,572 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:14:09,585 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:14:09,657 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 07:14:09,657 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 07:14:09,660 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 213#(exists ((v_dll_get_data_at_~head.base_BEFORE_RETURN_4 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_4 Int)) (and (= (+ main_~i~0 main_~len~0) main_~expected~0) (<= 0 (+ (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_4) v_dll_get_data_at_~head.offset_BEFORE_RETURN_4) 2147483648)) (<= (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_4) v_dll_get_data_at_~head.offset_BEFORE_RETURN_4) 2147483647) (< main_~i~0 main_~len~0) (not (= main_~expected~0 (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_4) v_dll_get_data_at_~head.offset_BEFORE_RETURN_4))))) [2019-08-18 07:14:09,669 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 07:14:09,670 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 07:14:09,671 INFO L168 Benchmark]: Toolchain (without parser) took 8455.39 ms. Allocated memory was 141.0 MB in the beginning and 303.6 MB in the end (delta: 162.5 MB). Free memory was 85.9 MB in the beginning and 155.0 MB in the end (delta: -69.1 MB). Peak memory consumption was 161.9 MB. Max. memory is 7.1 GB. [2019-08-18 07:14:09,672 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 07:14:09,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.88 ms. Allocated memory was 141.0 MB in the beginning and 202.4 MB in the end (delta: 61.3 MB). Free memory was 85.7 MB in the beginning and 166.6 MB in the end (delta: -80.9 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2019-08-18 07:14:09,676 INFO L168 Benchmark]: Boogie Preprocessor took 70.51 ms. Allocated memory is still 202.4 MB. Free memory was 166.6 MB in the beginning and 163.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-08-18 07:14:09,679 INFO L168 Benchmark]: RCFGBuilder took 676.85 ms. Allocated memory is still 202.4 MB. Free memory was 163.6 MB in the beginning and 116.5 MB in the end (delta: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 7.1 GB. [2019-08-18 07:14:09,679 INFO L168 Benchmark]: Symbolic Interpretation took 7059.35 ms. Allocated memory was 202.4 MB in the beginning and 303.6 MB in the end (delta: 101.2 MB). Free memory was 116.5 MB in the beginning and 155.0 MB in the end (delta: -38.5 MB). Peak memory consumption was 131.2 MB. Max. memory is 7.1 GB. [2019-08-18 07:14:09,683 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 630]: 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 213#(exists ((v_dll_get_data_at_~head.base_BEFORE_RETURN_4 Int) (v_dll_get_data_at_~head.offset_BEFORE_RETURN_4 Int)) (and (= (+ main_~i~0 main_~len~0) main_~expected~0) (<= 0 (+ (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_4) v_dll_get_data_at_~head.offset_BEFORE_RETURN_4) 2147483648)) (<= (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_4) v_dll_get_data_at_~head.offset_BEFORE_RETURN_4) 2147483647) (< main_~i~0 main_~len~0) (not (= main_~expected~0 (select (select |#memory_int| v_dll_get_data_at_~head.base_BEFORE_RETURN_4) v_dll_get_data_at_~head.offset_BEFORE_RETURN_4))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 644.88 ms. Allocated memory was 141.0 MB in the beginning and 202.4 MB in the end (delta: 61.3 MB). Free memory was 85.7 MB in the beginning and 166.6 MB in the end (delta: -80.9 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 70.51 ms. Allocated memory is still 202.4 MB. Free memory was 166.6 MB in the beginning and 163.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 676.85 ms. Allocated memory is still 202.4 MB. Free memory was 163.6 MB in the beginning and 116.5 MB in the end (delta: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 7059.35 ms. Allocated memory was 202.4 MB in the beginning and 303.6 MB in the end (delta: 101.2 MB). Free memory was 116.5 MB in the beginning and 155.0 MB in the end (delta: -38.5 MB). Peak memory consumption was 131.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...