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-fab3c18 [2019-08-22 21:50:31,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:50:31,660 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:50:31,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:50:31,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:50:31,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:50:31,675 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:50:31,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:50:31,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:50:31,680 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:50:31,681 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:50:31,682 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:50:31,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:50:31,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:50:31,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:50:31,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:50:31,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:50:31,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:50:31,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:50:31,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:50:31,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:50:31,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:50:31,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:50:31,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:50:31,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 21:50:31,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 21:50:31,699 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 21:50:31,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 21:50:31,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 21:50:31,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 21:50:31,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 21:50:31,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 21:50:31,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 21:50:31,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 21:50:31,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 21:50:31,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 21:50:31,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 21:50:31,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 21:50:31,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:50:31,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:50:31,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:50:31,710 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-22 21:50:31,727 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:50:31,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:50:31,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:50:31,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:50:31,729 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:50:31,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:50:31,731 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:50:31,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:50:31,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:50:31,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:50:31,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:50:31,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:50:31,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:50:31,733 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:50:31,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:50:31,733 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:50:31,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:50:31,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:50:31,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:50:31,734 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:50:31,734 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:50:31,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:50:31,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:50:31,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:50:31,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:50:31,735 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:50:31,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:50:31,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:50:31,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:50:31,764 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:50:31,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:50:31,781 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:50:31,782 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:50:31,783 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:50:31,784 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-sets/test_add-2.i [2019-08-22 21:50:31,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a50615d3f/f5bf3da6b1f9488b85d61a06f72f7e77/FLAGf0f3b482b [2019-08-22 21:50:32,396 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:50:32,396 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-sets/test_add-2.i [2019-08-22 21:50:32,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a50615d3f/f5bf3da6b1f9488b85d61a06f72f7e77/FLAGf0f3b482b [2019-08-22 21:50:32,620 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a50615d3f/f5bf3da6b1f9488b85d61a06f72f7e77 [2019-08-22 21:50:32,628 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:50:32,630 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:50:32,631 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:50:32,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:50:32,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:50:32,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:50:32" (1/1) ... [2019-08-22 21:50:32,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ab37fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:32, skipping insertion in model container [2019-08-22 21:50:32,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:50:32" (1/1) ... [2019-08-22 21:50:32,647 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:50:32,707 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:50:33,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:50:33,172 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:50:33,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:50:33,300 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:50:33,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:33 WrapperNode [2019-08-22 21:50:33,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:50:33,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:50:33,302 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:50:33,302 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:50:33,317 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:33" (1/1) ... [2019-08-22 21:50:33,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:33" (1/1) ... [2019-08-22 21:50:33,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:33" (1/1) ... [2019-08-22 21:50:33,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:33" (1/1) ... [2019-08-22 21:50:33,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:33" (1/1) ... [2019-08-22 21:50:33,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:33" (1/1) ... [2019-08-22 21:50:33,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:33" (1/1) ... [2019-08-22 21:50:33,387 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:50:33,388 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:50:33,388 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:50:33,388 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:50:33,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:50:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:50:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:50:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-22 21:50:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-22 21:50:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-08-22 21:50:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2019-08-22 21:50:33,441 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-08-22 21:50:33,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-08-22 21:50:33,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-08-22 21:50:33,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-08-22 21:50:33,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-08-22 21:50:33,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-08-22 21:50:33,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_empty [2019-08-22 21:50:33,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_set [2019-08-22 21:50:33,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-08-22 21:50:33,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_del [2019-08-22 21:50:33,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2019-08-22 21:50:33,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_empty [2019-08-22 21:50:33,443 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-22 21:50:33,443 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:50:33,443 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-22 21:50:33,443 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-22 21:50:33,443 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-22 21:50:33,444 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-22 21:50:33,444 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-22 21:50:33,444 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-22 21:50:33,444 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-22 21:50:33,444 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-22 21:50:33,444 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-22 21:50:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-22 21:50:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-22 21:50:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-22 21:50:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-22 21:50:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-22 21:50:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-22 21:50:33,445 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-22 21:50:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-22 21:50:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-22 21:50:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-22 21:50:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-22 21:50:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-22 21:50:33,446 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-22 21:50:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-22 21:50:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-22 21:50:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-22 21:50:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-22 21:50:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-22 21:50:33,447 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-22 21:50:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-22 21:50:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-22 21:50:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-22 21:50:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-22 21:50:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-22 21:50:33,448 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-22 21:50:33,449 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-22 21:50:33,449 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-22 21:50:33,449 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-22 21:50:33,449 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-22 21:50:33,449 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-22 21:50:33,449 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-22 21:50:33,450 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-22 21:50:33,450 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-22 21:50:33,450 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-22 21:50:33,450 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-22 21:50:33,450 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-22 21:50:33,450 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-22 21:50:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-22 21:50:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-22 21:50:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-22 21:50:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-22 21:50:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-22 21:50:33,451 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-22 21:50:33,452 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-22 21:50:33,452 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-22 21:50:33,452 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-22 21:50:33,452 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-22 21:50:33,452 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-22 21:50:33,452 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-22 21:50:33,453 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-22 21:50:33,453 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-22 21:50:33,453 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-22 21:50:33,453 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-22 21:50:33,453 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-22 21:50:33,453 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-22 21:50:33,454 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-22 21:50:33,454 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-22 21:50:33,454 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-22 21:50:33,454 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-22 21:50:33,454 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-22 21:50:33,455 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-22 21:50:33,455 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-22 21:50:33,455 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-22 21:50:33,455 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-22 21:50:33,455 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-22 21:50:33,455 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-22 21:50:33,456 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-22 21:50:33,456 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-22 21:50:33,456 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-22 21:50:33,456 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-22 21:50:33,456 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-22 21:50:33,456 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-22 21:50:33,456 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-22 21:50:33,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-22 21:50:33,457 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-22 21:50:33,457 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-22 21:50:33,457 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-22 21:50:33,457 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-22 21:50:33,457 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-22 21:50:33,457 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-22 21:50:33,458 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-22 21:50:33,458 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-22 21:50:33,458 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-22 21:50:33,458 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-22 21:50:33,458 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-22 21:50:33,458 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-22 21:50:33,458 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-22 21:50:33,459 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-22 21:50:33,459 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-22 21:50:33,459 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-22 21:50:33,459 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-22 21:50:33,459 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-22 21:50:33,459 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-22 21:50:33,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:50:33,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 21:50:33,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 21:50:33,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-22 21:50:33,460 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-08-22 21:50:33,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-22 21:50:33,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2019-08-22 21:50:33,461 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-08-22 21:50:33,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 21:50:33,461 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-08-22 21:50:33,461 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-08-22 21:50:33,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-08-22 21:50:33,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 21:50:33,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-08-22 21:50:33,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-08-22 21:50:33,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_empty [2019-08-22 21:50:33,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_set [2019-08-22 21:50:33,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-08-22 21:50:33,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_del [2019-08-22 21:50:33,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2019-08-22 21:50:33,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_empty [2019-08-22 21:50:33,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:50:33,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:50:33,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:50:33,463 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-22 21:50:33,464 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:50:33,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:50:33,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:50:33,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-22 21:50:33,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:50:34,163 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:50:34,166 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-22 21:50:34,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:50:34 BoogieIcfgContainer [2019-08-22 21:50:34,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:50:34,168 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:50:34,170 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:50:34,171 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:50:34,172 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:50:34" (1/1) ... [2019-08-22 21:50:34,189 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:50:34,193 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:50:34,212 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:50:34,223 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:50:34,226 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:50:34,306 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_17|], 3=[|v_#valid_20|]} [2019-08-22 21:50:34,335 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:50:34,336 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:34,393 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:34,398 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:34,412 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 [2019-08-22 21:50:34,413 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:34,501 INFO L567 ElimStorePlain]: treesize reduction 4, result has 93.8 percent of original size [2019-08-22 21:50:34,501 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:34,502 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:72, output treesize:60 [2019-08-22 21:50:34,530 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 52 [2019-08-22 21:50:34,536 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 52 [2019-08-22 21:50:34,581 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:34,585 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:34,599 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:34,656 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:34,696 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_18|], 1=[|v_#valid_21|]} [2019-08-22 21:50:34,712 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 [2019-08-22 21:50:34,713 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:34,719 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:50:34,719 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:34,768 INFO L567 ElimStorePlain]: treesize reduction 4, result has 91.3 percent of original size [2019-08-22 21:50:34,775 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-22 21:50:34,776 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:34,797 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:34,798 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:34,798 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:95, output treesize:36 [2019-08-22 21:50:34,835 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 [2019-08-22 21:50:34,836 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:34,880 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:34,890 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 [2019-08-22 21:50:34,890 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:34,923 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:34,933 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 [2019-08-22 21:50:34,933 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:34,957 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:34,958 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:34,959 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:71, output treesize:37 [2019-08-22 21:50:34,981 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|]} [2019-08-22 21:50:35,002 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 [2019-08-22 21:50:35,003 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:35,121 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-08-22 21:50:35,122 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:35,142 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:35,303 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2019-08-22 21:50:35,303 INFO L341 Elim1Store]: treesize reduction 139, result has 30.8 percent of original size [2019-08-22 21:50:35,304 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 [2019-08-22 21:50:35,305 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:35,634 WARN L188 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-08-22 21:50:35,635 INFO L567 ElimStorePlain]: treesize reduction 16, result has 92.5 percent of original size [2019-08-22 21:50:35,651 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:35,885 WARN L188 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2019-08-22 21:50:35,886 INFO L341 Elim1Store]: treesize reduction 100, result has 50.2 percent of original size [2019-08-22 21:50:35,886 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 [2019-08-22 21:50:35,887 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:36,195 WARN L188 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 82 [2019-08-22 21:50:36,196 INFO L567 ElimStorePlain]: treesize reduction 36, result has 84.1 percent of original size [2019-08-22 21:50:36,204 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:50:36,344 WARN L188 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-22 21:50:36,345 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:36,361 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-22 21:50:36,361 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:36,467 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-08-22 21:50:36,467 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:36,510 INFO L341 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2019-08-22 21:50:36,511 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 [2019-08-22 21:50:36,511 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2019-08-22 21:50:36,603 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:36,605 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:36,606 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:241, output treesize:142 [2019-08-22 21:50:36,639 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 [2019-08-22 21:50:36,640 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:36,648 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:36,651 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 [2019-08-22 21:50:36,652 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:36,657 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:36,658 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:36,658 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:13 [2019-08-22 21:50:36,673 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 [2019-08-22 21:50:36,673 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:36,688 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:36,688 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:36,689 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:37, output treesize:30 [2019-08-22 21:50:36,702 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:50:36,702 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:50:36,704 INFO L179 IcfgInterpreter]: Reachable states at location fooErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 124#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= (select |old(#valid)| |~#s1~0.base|) 1) (<= 0 |#NULL.base|) (= (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) |~#s1~0.offset|) |~#s1~0.offset|) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 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) (<= |~#s1~0.offset| 0) (= (select |old(#length)| |~#s1~0.base|) 8) (<= 0 |~#s1~0.offset|) (< |~#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)))) [2019-08-22 21:50:36,713 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:50:36,714 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:50:36,716 INFO L168 Benchmark]: Toolchain (without parser) took 4085.66 ms. Allocated memory was 132.1 MB in the beginning and 264.2 MB in the end (delta: 132.1 MB). Free memory was 86.4 MB in the beginning and 170.3 MB in the end (delta: -83.9 MB). Peak memory consumption was 108.8 MB. Max. memory is 7.1 GB. [2019-08-22 21:50:36,717 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:50:36,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.81 ms. Allocated memory was 132.1 MB in the beginning and 200.8 MB in the end (delta: 68.7 MB). Free memory was 86.1 MB in the beginning and 161.2 MB in the end (delta: -75.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-08-22 21:50:36,718 INFO L168 Benchmark]: Boogie Preprocessor took 85.37 ms. Allocated memory is still 200.8 MB. Free memory was 161.2 MB in the beginning and 157.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:50:36,719 INFO L168 Benchmark]: RCFGBuilder took 779.97 ms. Allocated memory is still 200.8 MB. Free memory was 157.5 MB in the beginning and 102.6 MB in the end (delta: 54.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 7.1 GB. [2019-08-22 21:50:36,720 INFO L168 Benchmark]: Symbolic Interpretation took 2545.91 ms. Allocated memory was 200.8 MB in the beginning and 264.2 MB in the end (delta: 63.4 MB). Free memory was 102.6 MB in the beginning and 170.3 MB in the end (delta: -67.7 MB). Peak memory consumption was 56.3 MB. Max. memory is 7.1 GB. [2019-08-22 21:50:36,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 654]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 124#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= (select |old(#valid)| |~#s1~0.base|) 1) (<= 0 |#NULL.base|) (= (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) |~#s1~0.offset|) |~#s1~0.offset|) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |~#s1~0.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$Pointer$.base)| |~#s1~0.base|) |~#s1~0.offset|)) (= |~#s1~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) (+ |~#s1~0.offset| 4))) (<= foo_~j~0 2147483647) (<= |~#s1~0.offset| 0) (= (select |old(#length)| |~#s1~0.base|) 8) (<= 0 |~#s1~0.offset|) (< |~#s1~0.base| |#StackHeapBarrier|) (<= 0 (+ foo_~j~0 2147483648)) (= |#NULL.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$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 0.21 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 670.81 ms. Allocated memory was 132.1 MB in the beginning and 200.8 MB in the end (delta: 68.7 MB). Free memory was 86.1 MB in the beginning and 161.2 MB in the end (delta: -75.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.37 ms. Allocated memory is still 200.8 MB. Free memory was 161.2 MB in the beginning and 157.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 779.97 ms. Allocated memory is still 200.8 MB. Free memory was 157.5 MB in the beginning and 102.6 MB in the end (delta: 54.9 MB). Peak memory consumption was 54.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2545.91 ms. Allocated memory was 200.8 MB in the beginning and 264.2 MB in the end (delta: 63.4 MB). Free memory was 102.6 MB in the beginning and 170.3 MB in the end (delta: -67.7 MB). Peak memory consumption was 56.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...