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/ldv-sets/test_add-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:11:02,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:11:02,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:11:02,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:11:02,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:11:02,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:11:02,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:11:02,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:11:02,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:11:02,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:11:02,335 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:11:02,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:11:02,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:11:02,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:11:02,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:11:02,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:11:02,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:11:02,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:11:02,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:11:02,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:11:02,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:11:02,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:11:02,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:11:02,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:11:02,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 07:11:02,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 07:11:02,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 07:11:02,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 07:11:02,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 07:11:02,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 07:11:02,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 07:11:02,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 07:11:02,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 07:11:02,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 07:11:02,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 07:11:02,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 07:11:02,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 07:11:02,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 07:11:02,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:11:02,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:11:02,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:11:02,360 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 07:11:02,374 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:11:02,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:11:02,375 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:11:02,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:11:02,376 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:11:02,376 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:11:02,376 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:11:02,376 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:11:02,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:11:02,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:11:02,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:11:02,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:11:02,377 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:11:02,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:11:02,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:11:02,378 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:11:02,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:11:02,378 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:11:02,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:11:02,379 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:11:02,379 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:11:02,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:11:02,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:11:02,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:11:02,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:11:02,380 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:11:02,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:11:02,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:11:02,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:11:02,407 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:11:02,423 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:11:02,427 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:11:02,428 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:11:02,429 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:11:02,429 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-sets/test_add-2.i [2019-08-18 07:11:02,504 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a384a330/372f6a2c86fe4e7c9bd3c344ebd09642/FLAG41ea247e2 [2019-08-18 07:11:03,026 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:11:03,027 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-sets/test_add-2.i [2019-08-18 07:11:03,040 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a384a330/372f6a2c86fe4e7c9bd3c344ebd09642/FLAG41ea247e2 [2019-08-18 07:11:03,342 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a384a330/372f6a2c86fe4e7c9bd3c344ebd09642 [2019-08-18 07:11:03,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:11:03,353 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:11:03,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:11:03,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:11:03,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:11:03,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:11:03" (1/1) ... [2019-08-18 07:11:03,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55402198 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:11:03, skipping insertion in model container [2019-08-18 07:11:03,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:11:03" (1/1) ... [2019-08-18 07:11:03,369 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:11:03,423 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:11:03,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:11:03,888 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:11:03,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:11:04,012 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:11:04,013 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:11:04 WrapperNode [2019-08-18 07:11:04,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:11:04,014 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:11:04,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:11:04,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:11:04,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:11:04" (1/1) ... [2019-08-18 07:11:04,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:11:04" (1/1) ... [2019-08-18 07:11:04,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:11:04" (1/1) ... [2019-08-18 07:11:04,041 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:11:04" (1/1) ... [2019-08-18 07:11:04,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:11:04" (1/1) ... [2019-08-18 07:11:04,073 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:11:04" (1/1) ... [2019-08-18 07:11:04,083 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:11:04" (1/1) ... [2019-08-18 07:11:04,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:11:04,091 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:11:04,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:11:04,091 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:11:04,092 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:11:04" (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 07:11:04,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:11:04,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:11:04,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-18 07:11:04,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-18 07:11:04,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-08-18 07:11:04,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2019-08-18 07:11:04,144 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-08-18 07:11:04,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-08-18 07:11:04,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-08-18 07:11:04,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-08-18 07:11:04,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-08-18 07:11:04,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-08-18 07:11:04,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_empty [2019-08-18 07:11:04,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_set [2019-08-18 07:11:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-08-18 07:11:04,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_del [2019-08-18 07:11:04,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2019-08-18 07:11:04,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_empty [2019-08-18 07:11:04,150 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-18 07:11:04,150 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:11:04,150 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-18 07:11:04,151 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-18 07:11:04,151 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-18 07:11:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-18 07:11:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-18 07:11:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-18 07:11:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-18 07:11:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-18 07:11:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-18 07:11:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-18 07:11:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-18 07:11:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-18 07:11:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-18 07:11:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-18 07:11:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-18 07:11:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-18 07:11:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-18 07:11:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-18 07:11:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-18 07:11:04,155 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-18 07:11:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-18 07:11:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-18 07:11:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-18 07:11:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-18 07:11:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-18 07:11:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-18 07:11:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-18 07:11:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-18 07:11:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-18 07:11:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-18 07:11:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-18 07:11:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-18 07:11:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-18 07:11:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-18 07:11:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-18 07:11:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-18 07:11:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-18 07:11:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-18 07:11:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-18 07:11:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-18 07:11:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-18 07:11:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-18 07:11:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-18 07:11:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-18 07:11:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-18 07:11:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-18 07:11:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-18 07:11:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-18 07:11:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-18 07:11:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-18 07:11:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-18 07:11:04,159 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-18 07:11:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-18 07:11:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-18 07:11:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-18 07:11:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-18 07:11:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-18 07:11:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-18 07:11:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-18 07:11:04,161 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-18 07:11:04,161 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-18 07:11:04,161 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-18 07:11:04,161 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-18 07:11:04,161 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-18 07:11:04,161 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-18 07:11:04,161 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-18 07:11:04,161 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-18 07:11:04,162 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-18 07:11:04,162 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-18 07:11:04,162 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-18 07:11:04,162 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-18 07:11:04,162 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-18 07:11:04,162 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-18 07:11:04,162 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-18 07:11:04,163 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-18 07:11:04,163 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-18 07:11:04,163 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-18 07:11:04,163 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-18 07:11:04,163 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-18 07:11:04,163 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-18 07:11:04,163 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-18 07:11:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-18 07:11:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-18 07:11:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-18 07:11:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-18 07:11:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-18 07:11:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-18 07:11:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-18 07:11:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-18 07:11:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-18 07:11:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-18 07:11:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-18 07:11:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-18 07:11:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-18 07:11:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-18 07:11:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-18 07:11:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-18 07:11:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-18 07:11:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-18 07:11:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-18 07:11:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-18 07:11:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-18 07:11:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:11:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 07:11:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-18 07:11:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-18 07:11:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-08-18 07:11:04,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-18 07:11:04,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2019-08-18 07:11:04,167 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-08-18 07:11:04,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-18 07:11:04,167 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-08-18 07:11:04,167 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-08-18 07:11:04,167 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-08-18 07:11:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-18 07:11:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-08-18 07:11:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-08-18 07:11:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_empty [2019-08-18 07:11:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_set [2019-08-18 07:11:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-08-18 07:11:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_del [2019-08-18 07:11:04,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2019-08-18 07:11:04,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_empty [2019-08-18 07:11:04,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 07:11:04,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 07:11:04,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 07:11:04,169 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-18 07:11:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:11:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:11:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 07:11:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-18 07:11:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:11:04,799 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:11:04,799 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-18 07:11:04,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:11:04 BoogieIcfgContainer [2019-08-18 07:11:04,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:11:04,801 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:11:04,802 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:11:04,802 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:11:04,803 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:11:04" (1/1) ... [2019-08-18 07:11:04,817 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 07:11:04,820 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:11:04,841 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:11:04,852 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:11:04,855 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:11:04,946 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_17|], 3=[|v_#valid_20|]} [2019-08-18 07:11:04,983 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 07:11:04,984 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:05,039 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:11:05,045 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:11:05,055 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 15 treesize of output 14 [2019-08-18 07:11:05,056 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:05,123 INFO L567 ElimStorePlain]: treesize reduction 4, result has 93.8 percent of original size [2019-08-18 07:11:05,124 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:11:05,124 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:72, output treesize:60 [2019-08-18 07:11:05,138 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 46 [2019-08-18 07:11:05,144 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 46 [2019-08-18 07:11:05,177 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:11:05,179 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:11:05,189 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:11:05,213 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:11:05,239 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_18|], 1=[|v_#valid_21|]} [2019-08-18 07:11:05,252 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 47 treesize of output 46 [2019-08-18 07:11:05,253 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:05,279 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-18 07:11:05,279 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:05,331 INFO L567 ElimStorePlain]: treesize reduction 4, result has 91.3 percent of original size [2019-08-18 07:11:05,344 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 07:11:05,345 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:05,366 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:11:05,367 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:11:05,367 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:95, output treesize:36 [2019-08-18 07:11:05,402 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 11 treesize of output 7 [2019-08-18 07:11:05,402 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:05,436 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:11:05,445 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 07:11:05,445 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:05,469 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:11:05,478 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 07:11:05,479 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:05,499 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:11:05,500 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:11:05,500 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:71, output treesize:37 [2019-08-18 07:11:05,520 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_40|, |v_#memory_$Pointer$.base_42|, |v_#memory_$Pointer$.offset_42|], 2=[|v_#memory_int_11|, |v_#memory_int_12|, |v_#memory_int_10|]} [2019-08-18 07:11:05,537 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 19 treesize of output 1 [2019-08-18 07:11:05,538 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:05,645 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-08-18 07:11:05,646 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:11:05,676 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:11:05,859 WARN L188 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2019-08-18 07:11:05,859 INFO L341 Elim1Store]: treesize reduction 139, result has 30.8 percent of original size [2019-08-18 07:11:05,860 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 3 case distinctions, treesize of input 77 treesize of output 69 [2019-08-18 07:11:05,861 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:06,095 WARN L188 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-08-18 07:11:06,096 INFO L567 ElimStorePlain]: treesize reduction 16, result has 92.5 percent of original size [2019-08-18 07:11:06,112 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:11:06,330 WARN L188 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2019-08-18 07:11:06,330 INFO L341 Elim1Store]: treesize reduction 100, result has 50.2 percent of original size [2019-08-18 07:11:06,331 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 3 case distinctions, treesize of input 77 treesize of output 108 [2019-08-18 07:11:06,332 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:06,618 WARN L188 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 82 [2019-08-18 07:11:06,619 INFO L567 ElimStorePlain]: treesize reduction 36, result has 84.1 percent of original size [2019-08-18 07:11:06,626 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 07:11:06,739 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-18 07:11:06,739 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:11:06,747 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 07:11:06,747 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:06,843 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:11:06,871 INFO L341 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2019-08-18 07:11:06,872 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 1 case distinctions, treesize of input 35 treesize of output 19 [2019-08-18 07:11:06,873 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2019-08-18 07:11:06,964 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:11:06,965 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:11:06,965 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:241, output treesize:142 [2019-08-18 07:11:06,982 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-18 07:11:06,983 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:06,997 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:11:07,000 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-18 07:11:07,000 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:07,007 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:11:07,007 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:11:07,008 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:13 [2019-08-18 07:11:07,023 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 7 treesize of output 3 [2019-08-18 07:11:07,024 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:11:07,037 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:11:07,038 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:11:07,038 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:37, output treesize:30 [2019-08-18 07:11:07,049 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 07:11:07,049 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 07:11:07,052 INFO L179 IcfgInterpreter]: Location fooErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 92#(and (= 0 |#NULL.base|) (= (select |old(#valid)| |~#s1~0.base|) 1) (= (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) |~#s1~0.offset|) |~#s1~0.offset|) (= 0 (select |old(#valid)| 0)) (= |~#s1~0.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$Pointer$.base)| |~#s1~0.base|) |~#s1~0.offset|)) (= |~#s1~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) (+ |~#s1~0.offset| 4))) (<= foo_~j~0 2147483647) (= (select |old(#length)| |~#s1~0.base|) 8) (< |~#s1~0.base| |#StackHeapBarrier|) (<= 0 (+ foo_~j~0 2147483648)) (= |#NULL.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$Pointer$.base)| |~#s1~0.base|) (+ |~#s1~0.offset| 4)))) [2019-08-18 07:11:07,061 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 07:11:07,061 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 07:11:07,063 INFO L168 Benchmark]: Toolchain (without parser) took 3709.94 ms. Allocated memory was 137.4 MB in the beginning and 274.7 MB in the end (delta: 137.4 MB). Free memory was 83.1 MB in the beginning and 187.9 MB in the end (delta: -104.8 MB). Peak memory consumption was 100.4 MB. Max. memory is 7.1 GB. [2019-08-18 07:11:07,064 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 07:11:07,065 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.06 ms. Allocated memory was 137.4 MB in the beginning and 198.2 MB in the end (delta: 60.8 MB). Free memory was 82.9 MB in the beginning and 158.7 MB in the end (delta: -75.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-08-18 07:11:07,066 INFO L168 Benchmark]: Boogie Preprocessor took 77.05 ms. Allocated memory is still 198.2 MB. Free memory was 158.7 MB in the beginning and 154.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-08-18 07:11:07,067 INFO L168 Benchmark]: RCFGBuilder took 709.94 ms. Allocated memory is still 198.2 MB. Free memory was 154.9 MB in the beginning and 100.7 MB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. [2019-08-18 07:11:07,067 INFO L168 Benchmark]: Symbolic Interpretation took 2260.13 ms. Allocated memory was 198.2 MB in the beginning and 274.7 MB in the end (delta: 76.5 MB). Free memory was 100.7 MB in the beginning and 187.9 MB in the end (delta: -87.2 MB). Peak memory consumption was 57.1 MB. Max. memory is 7.1 GB. [2019-08-18 07:11:07,071 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 654]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 92#(and (= 0 |#NULL.base|) (= (select |old(#valid)| |~#s1~0.base|) 1) (= (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) |~#s1~0.offset|) |~#s1~0.offset|) (= 0 (select |old(#valid)| 0)) (= |~#s1~0.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$Pointer$.base)| |~#s1~0.base|) |~#s1~0.offset|)) (= |~#s1~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) (+ |~#s1~0.offset| 4))) (<= foo_~j~0 2147483647) (= (select |old(#length)| |~#s1~0.base|) 8) (< |~#s1~0.base| |#StackHeapBarrier|) (<= 0 (+ foo_~j~0 2147483648)) (= |#NULL.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$Pointer$.base)| |~#s1~0.base|) (+ |~#s1~0.offset| 4)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 659.06 ms. Allocated memory was 137.4 MB in the beginning and 198.2 MB in the end (delta: 60.8 MB). Free memory was 82.9 MB in the beginning and 158.7 MB in the end (delta: -75.8 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.05 ms. Allocated memory is still 198.2 MB. Free memory was 158.7 MB in the beginning and 154.9 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 709.94 ms. Allocated memory is still 198.2 MB. Free memory was 154.9 MB in the beginning and 100.7 MB in the end (delta: 54.2 MB). Peak memory consumption was 54.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2260.13 ms. Allocated memory was 198.2 MB in the beginning and 274.7 MB in the end (delta: 76.5 MB). Free memory was 100.7 MB in the beginning and 187.9 MB in the end (delta: -87.2 MB). Peak memory consumption was 57.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...