java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/forester-heap/sll-rb-cnstr_1-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 03:47:12,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:47:12,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:47:12,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:47:12,775 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:47:12,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:47:12,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:47:12,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:47:12,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:47:12,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:47:12,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:47:12,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:47:12,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:47:12,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:47:12,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:47:12,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:47:12,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:47:12,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:47:12,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:47:12,793 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:47:12,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:47:12,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:47:12,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:47:12,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:47:12,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 03:47:12,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 03:47:12,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 03:47:12,809 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 03:47:12,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 03:47:12,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 03:47:12,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 03:47:12,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 03:47:12,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 03:47:12,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 03:47:12,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 03:47:12,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 03:47:12,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 03:47:12,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 03:47:12,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:47:12,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:47:12,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:47:12,826 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 [2019-08-31 03:47:12,856 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:47:12,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:47:12,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:47:12,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:47:12,860 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:47:12,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:47:12,861 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:47:12,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:47:12,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:47:12,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:47:12,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:47:12,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:47:12,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:47:12,863 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:47:12,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:47:12,864 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:47:12,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:47:12,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:47:12,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:47:12,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:47:12,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:47:12,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:47:12,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:47:12,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:47:12,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:47:12,866 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:47:12,866 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:47:12,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:47:12,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:47:12,925 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:47:12,946 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:47:12,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:47:12,951 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:47:12,954 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:47:12,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-rb-cnstr_1-1.i [2019-08-31 03:47:13,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/630c000b1/c9656e8360744a09afa196350a747a04/FLAG76244cf6e [2019-08-31 03:47:13,610 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:47:13,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-rb-cnstr_1-1.i [2019-08-31 03:47:13,642 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/630c000b1/c9656e8360744a09afa196350a747a04/FLAG76244cf6e [2019-08-31 03:47:13,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/630c000b1/c9656e8360744a09afa196350a747a04 [2019-08-31 03:47:13,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:47:13,894 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:47:13,895 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:47:13,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:47:13,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:47:13,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:47:13" (1/1) ... [2019-08-31 03:47:13,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69bcbf0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:13, skipping insertion in model container [2019-08-31 03:47:13,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:47:13" (1/1) ... [2019-08-31 03:47:13,909 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:47:13,948 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:47:14,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:47:14,375 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:47:14,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:47:14,489 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:47:14,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:14 WrapperNode [2019-08-31 03:47:14,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:47:14,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:47:14,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:47:14,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:47:14,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:14" (1/1) ... [2019-08-31 03:47:14,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:14" (1/1) ... [2019-08-31 03:47:14,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:14" (1/1) ... [2019-08-31 03:47:14,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:14" (1/1) ... [2019-08-31 03:47:14,536 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:14" (1/1) ... [2019-08-31 03:47:14,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:14" (1/1) ... [2019-08-31 03:47:14,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:14" (1/1) ... [2019-08-31 03:47:14,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:47:14,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:47:14,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:47:14,554 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:47:14,555 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:47:14" (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 [2019-08-31 03:47:14,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:47:14,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:47:14,618 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:47:14,618 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-31 03:47:14,618 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-31 03:47:14,618 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-31 03:47:14,618 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-31 03:47:14,618 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-31 03:47:14,619 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-31 03:47:14,619 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-31 03:47:14,619 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-31 03:47:14,619 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-31 03:47:14,619 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-31 03:47:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-31 03:47:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-31 03:47:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-31 03:47:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-31 03:47:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-31 03:47:14,620 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-31 03:47:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-31 03:47:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-31 03:47:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-31 03:47:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-31 03:47:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-31 03:47:14,621 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-31 03:47:14,622 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-31 03:47:14,622 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-31 03:47:14,622 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-31 03:47:14,622 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-31 03:47:14,622 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-31 03:47:14,622 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-31 03:47:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-31 03:47:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-31 03:47:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-31 03:47:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-31 03:47:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-31 03:47:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-31 03:47:14,623 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-31 03:47:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-31 03:47:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-31 03:47:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-31 03:47:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-31 03:47:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-31 03:47:14,624 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-31 03:47:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-31 03:47:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-31 03:47:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-31 03:47:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-31 03:47:14,625 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-31 03:47:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-31 03:47:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-31 03:47:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-31 03:47:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-31 03:47:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-31 03:47:14,626 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-31 03:47:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-31 03:47:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-31 03:47:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-31 03:47:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-31 03:47:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-31 03:47:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-31 03:47:14,627 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-31 03:47:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-31 03:47:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-31 03:47:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-31 03:47:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-31 03:47:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-31 03:47:14,628 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-31 03:47:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-31 03:47:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-31 03:47:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-31 03:47:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-31 03:47:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-31 03:47:14,629 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-31 03:47:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-31 03:47:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-31 03:47:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-31 03:47:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-31 03:47:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-31 03:47:14,630 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-31 03:47:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-31 03:47:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-31 03:47:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-31 03:47:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-31 03:47:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-31 03:47:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-31 03:47:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-31 03:47:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-31 03:47:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-31 03:47:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-31 03:47:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-31 03:47:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-31 03:47:14,632 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-31 03:47:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-31 03:47:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-31 03:47:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-31 03:47:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-31 03:47:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-31 03:47:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-31 03:47:14,633 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-31 03:47:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-31 03:47:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-31 03:47:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-31 03:47:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-31 03:47:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-31 03:47:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-31 03:47:14,634 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 03:47:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:47:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:47:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-31 03:47:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 03:47:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:47:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 03:47:14,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:47:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:47:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:47:14,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:47:15,225 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:47:15,226 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-08-31 03:47:15,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:47:15 BoogieIcfgContainer [2019-08-31 03:47:15,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:47:15,228 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:47:15,229 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:47:15,229 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:47:15,231 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:47:15" (1/1) ... [2019-08-31 03:47:15,287 INFO L162 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-08-31 03:47:15,287 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:47:15,296 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:47:15,304 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:47:15,306 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:47:15,394 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 03:47:15,395 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:15,414 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:15,415 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:47:15,415 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 03:47:15,433 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-08-31 03:47:15,578 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:15,757 WARN L188 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 65 [2019-08-31 03:47:15,758 INFO L567 ElimStorePlain]: treesize reduction 9, result has 92.7 percent of original size [2019-08-31 03:47:15,760 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:15,760 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:135, output treesize:114 [2019-08-31 03:47:15,786 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_8|], 4=[|v_#memory_$Pointer$.offset_22|, |v_#memory_$Pointer$.base_22|]} [2019-08-31 03:47:15,797 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:16,124 WARN L188 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-08-31 03:47:16,125 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:16,133 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:16,455 WARN L188 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-08-31 03:47:16,456 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:16,464 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:16,713 WARN L188 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-08-31 03:47:16,714 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:16,716 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:16,717 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:222, output treesize:219 [2019-08-31 03:47:16,749 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_16|, |v_#memory_int_17|], 4=[|v_#memory_int_26|], 6=[|v_#memory_$Pointer$.base_14|, |v_#memory_$Pointer$.offset_14|]} [2019-08-31 03:47:16,765 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:17,908 WARN L188 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 141 [2019-08-31 03:47:17,909 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:17,931 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:19,169 WARN L188 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 138 [2019-08-31 03:47:19,170 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:19,186 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:20,324 WARN L188 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 134 [2019-08-31 03:47:20,324 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:20,338 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:21,220 WARN L188 SmtUtils]: Spent 881.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-08-31 03:47:21,221 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:21,234 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:22,609 WARN L188 SmtUtils]: Spent 1.37 s on a formula simplification that was a NOOP. DAG size: 126 [2019-08-31 03:47:22,610 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:22,611 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 5 dim-2 vars, End of recursive call: 9 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:22,612 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 9 variables, input treesize:384, output treesize:453 [2019-08-31 03:47:22,637 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:22,934 WARN L188 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-08-31 03:47:22,935 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:22,936 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:22,936 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:246, output treesize:234 [2019-08-31 03:47:23,118 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_12|], 1=[|v_#valid_22|]} [2019-08-31 03:47:23,128 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 [2019-08-31 03:47:23,129 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:23,199 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:23,214 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 [2019-08-31 03:47:23,215 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:23,278 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:23,280 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_25|, |v_#memory_$Pointer$.offset_25|, |v_#memory_int_28|], 2=[|v_#memory_int_8|]} [2019-08-31 03:47:23,310 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:23,311 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 39 [2019-08-31 03:47:23,312 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:23,438 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2019-08-31 03:47:23,439 INFO L567 ElimStorePlain]: treesize reduction 16, result has 87.7 percent of original size [2019-08-31 03:47:23,474 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:23,474 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 27 treesize of output 39 [2019-08-31 03:47:23,475 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:23,593 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 62 [2019-08-31 03:47:23,594 INFO L567 ElimStorePlain]: treesize reduction 24, result has 80.8 percent of original size [2019-08-31 03:47:23,603 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 [2019-08-31 03:47:23,603 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:23,646 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:23,675 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 [2019-08-31 03:47:23,676 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:23,726 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:23,727 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:23,734 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:23,735 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 8 variables, input treesize:126, output treesize:71 [2019-08-31 03:47:23,756 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:23,775 INFO L392 ElimStorePlain]: Different costs {1=[|v_#length_13|], 3=[|v_#valid_23|]} [2019-08-31 03:47:23,798 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:47:23,822 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 244 treesize of output 246 [2019-08-31 03:47:23,823 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:23,845 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:47:23,862 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 237 treesize of output 239 [2019-08-31 03:47:23,863 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:24,600 WARN L188 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 99 [2019-08-31 03:47:24,601 INFO L567 ElimStorePlain]: treesize reduction 247, result has 48.5 percent of original size [2019-08-31 03:47:24,648 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:24,648 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 39 [2019-08-31 03:47:24,650 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:25,238 WARN L188 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 98 [2019-08-31 03:47:25,239 INFO L567 ElimStorePlain]: treesize reduction 14, result has 94.3 percent of original size [2019-08-31 03:47:25,242 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_29|], 2=[|v_#memory_int_16|, |v_#memory_int_17|], 6=[|v_#memory_$Pointer$.base_26|, |v_#memory_$Pointer$.base_14|, |v_#memory_$Pointer$.offset_26|, |v_#memory_$Pointer$.offset_14|]} [2019-08-31 03:47:25,275 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:47:25,299 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 9 [2019-08-31 03:47:25,299 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:25,503 WARN L188 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-31 03:47:25,504 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:25,510 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:47:25,669 WARN L188 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-08-31 03:47:25,670 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:25,685 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:47:25,686 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 29 [2019-08-31 03:47:25,687 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:25,972 WARN L188 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 86 [2019-08-31 03:47:25,972 INFO L567 ElimStorePlain]: treesize reduction 4, result has 98.1 percent of original size [2019-08-31 03:47:25,984 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:47:25,989 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2019-08-31 03:47:25,990 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:26,103 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-31 03:47:26,103 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:26,114 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:47:26,116 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:47:26,118 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 18 [2019-08-31 03:47:26,119 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:26,200 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:26,210 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:47:26,214 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 14 [2019-08-31 03:47:26,215 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:26,280 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:26,287 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:47:26,290 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:47:26,292 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 18 [2019-08-31 03:47:26,292 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:26,345 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:26,346 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 7 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:47:26,346 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 11 variables, input treesize:482, output treesize:93 [2019-08-31 03:47:26,350 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,358 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_30|], 6=[|v_#memory_$Pointer$.base_27|, |v_#memory_$Pointer$.offset_27|]} [2019-08-31 03:47:26,370 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 102 [2019-08-31 03:47:26,371 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:26,379 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 99 treesize of output 95 [2019-08-31 03:47:26,380 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:26,484 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 48 [2019-08-31 03:47:26,485 INFO L567 ElimStorePlain]: treesize reduction 106, result has 46.5 percent of original size [2019-08-31 03:47:26,489 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:47:26,491 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2019-08-31 03:47:26,492 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:26,522 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:26,528 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:47:26,529 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 14 [2019-08-31 03:47:26,530 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:47:26,565 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:47:26,566 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:47:26,566 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:206, output treesize:50 [2019-08-31 03:47:26,603 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,604 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,610 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,620 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,625 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,769 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,774 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,818 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,819 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,821 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,839 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,845 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,944 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,949 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,987 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,988 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,989 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,995 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:26,998 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:27,077 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:27,080 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:27,117 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:27,118 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:27,119 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:27,125 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:27,128 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:27,202 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:27,205 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:27,243 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:27,246 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:47:27,260 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 03:47:27,261 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 03:47:27,263 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 1192#(and (= 0 main_~end~0.base) (exists ((v_main_~end~0.offset_66 Int) (v_main_~end~0.base_66 Int)) (or (and (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_66) v_main_~end~0.offset_66)) (= (select (select |#memory_$Pointer$.base| v_main_~end~0.base_66) v_main_~end~0.offset_66) main_~end~0.base) (not (= v_main_~end~0.base_66 0)) (= ~unnamed1~0~RED (select (select |#memory_int| v_main_~end~0.base_66) (+ v_main_~end~0.offset_66 4)))) (and (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_66) v_main_~end~0.offset_66)) (= (select (select |#memory_$Pointer$.base| v_main_~end~0.base_66) v_main_~end~0.offset_66) main_~end~0.base) (not (= v_main_~end~0.offset_66 0)) (= ~unnamed1~0~RED (select (select |#memory_int| v_main_~end~0.base_66) (+ v_main_~end~0.offset_66 4)))))) (= main_~end~0.offset 0) (<= 0 main_~end~0.base) (<= 0 main_~end~0.offset) (<= main_~end~0.offset 0) (<= main_~end~0.base 0)) [2019-08-31 03:47:27,263 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 1056#(exists ((v_main_~end~0.offset_58 Int) (v_prenex_99 Int) (v_prenex_100 Int) (v_main_~end~0.base_58 Int)) (or (and (= (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_58) v_main_~end~0.offset_58) main_~end~0.offset) (not (= v_main_~end~0.offset_58 0)) (not (= 0 main_~end~0.base)) (= (select (select |#memory_$Pointer$.base| v_main_~end~0.base_58) v_main_~end~0.offset_58) main_~end~0.base) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK)) (= ~unnamed1~0~RED (select (select |#memory_int| v_main_~end~0.base_58) (+ v_main_~end~0.offset_58 4)))) (and (not (= 0 main_~end~0.base)) (= (select (select |#memory_$Pointer$.base| v_prenex_100) v_prenex_99) main_~end~0.base) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK)) (not (= v_prenex_100 0)) (= (select (select |#memory_$Pointer$.offset| v_prenex_100) v_prenex_99) main_~end~0.offset) (= ~unnamed1~0~RED (select (select |#memory_int| v_prenex_100) (+ v_prenex_99 4)))) (and (= (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_58) v_main_~end~0.offset_58) main_~end~0.offset) (not (= main_~end~0.offset 0)) (not (= v_main_~end~0.offset_58 0)) (= (select (select |#memory_$Pointer$.base| v_main_~end~0.base_58) v_main_~end~0.offset_58) main_~end~0.base) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK)) (= ~unnamed1~0~RED (select (select |#memory_int| v_main_~end~0.base_58) (+ v_main_~end~0.offset_58 4)))) (and (not (= main_~end~0.offset 0)) (= (select (select |#memory_$Pointer$.base| v_prenex_100) v_prenex_99) main_~end~0.base) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK)) (not (= v_prenex_100 0)) (= (select (select |#memory_$Pointer$.offset| v_prenex_100) v_prenex_99) main_~end~0.offset) (= ~unnamed1~0~RED (select (select |#memory_int| v_prenex_100) (+ v_prenex_99 4)))))) [2019-08-31 03:47:27,263 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1274#(and (= 0 main_~end~0.base) (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.offset 0) (= main_~list~0.base main_~end~0.base) (<= 0 main_~end~0.base) (<= 0 main_~list~0.offset) (<= 0 main_~list~0.base) (<= 0 main_~end~0.offset) (<= main_~end~0.offset 0) (<= main_~list~0.base 0) (<= main_~end~0.base 0) (<= main_~list~0.offset 0)) [2019-08-31 03:47:27,264 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 1248#(and (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK)) (or (not (= main_~end~0.offset 0)) (not (= 0 main_~end~0.base)))) [2019-08-31 03:47:27,281 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 03:47:27,281 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 03:47:27,283 INFO L168 Benchmark]: Toolchain (without parser) took 13389.28 ms. Allocated memory was 137.9 MB in the beginning and 306.2 MB in the end (delta: 168.3 MB). Free memory was 86.3 MB in the beginning and 188.6 MB in the end (delta: -102.2 MB). Peak memory consumption was 66.1 MB. Max. memory is 7.1 GB. [2019-08-31 03:47:27,284 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 137.9 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 03:47:27,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 596.65 ms. Allocated memory was 137.9 MB in the beginning and 200.3 MB in the end (delta: 62.4 MB). Free memory was 86.1 MB in the beginning and 166.2 MB in the end (delta: -80.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-08-31 03:47:27,285 INFO L168 Benchmark]: Boogie Preprocessor took 61.57 ms. Allocated memory is still 200.3 MB. Free memory was 166.2 MB in the beginning and 163.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-31 03:47:27,286 INFO L168 Benchmark]: RCFGBuilder took 673.72 ms. Allocated memory is still 200.3 MB. Free memory was 162.8 MB in the beginning and 118.9 MB in the end (delta: 43.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. [2019-08-31 03:47:27,287 INFO L168 Benchmark]: Sifa took 12053.28 ms. Allocated memory was 200.3 MB in the beginning and 306.2 MB in the end (delta: 105.9 MB). Free memory was 118.9 MB in the beginning and 188.6 MB in the end (delta: -69.6 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. [2019-08-31 03:47:27,290 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 137.9 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 596.65 ms. Allocated memory was 137.9 MB in the beginning and 200.3 MB in the end (delta: 62.4 MB). Free memory was 86.1 MB in the beginning and 166.2 MB in the end (delta: -80.1 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.57 ms. Allocated memory is still 200.3 MB. Free memory was 166.2 MB in the beginning and 163.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 673.72 ms. Allocated memory is still 200.3 MB. Free memory was 162.8 MB in the beginning and 118.9 MB in the end (delta: 43.8 MB). Peak memory consumption was 43.8 MB. Max. memory is 7.1 GB. * Sifa took 12053.28 ms. Allocated memory was 200.3 MB in the beginning and 306.2 MB in the end (delta: 105.9 MB). Free memory was 118.9 MB in the beginning and 188.6 MB in the end (delta: -69.6 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 12.0s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 575 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 16 DAG_INTERPRETER_EARLY_EXITS, 476 TOOLS_POST_APPLICATIONS, 11.2s TOOLS_POST_TIME, 2 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 11.2s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 661 FLUID_QUERIES, 5 FLUID_YES_ANSWERS, 168 DOMAIN_JOIN_APPLICATIONS, 0.1s DOMAIN_JOIN_TIME, 5 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 18 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 86 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.3s DOMAIN_ISSUBSETEQ_TIME, 73 DOMAIN_ISBOTTOM_APPLICATIONS, 0.1s DOMAIN_ISBOTTOM_TIME, 68 LOOP_SUMMARIZER_APPLICATIONS, 68 LOOP_SUMMARIZER_CACHE_MISSES, 11.4s LOOP_SUMMARIZER_OVERALL_TIME, 11.4s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 86 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 1 CALL_SUMMARIZER_CACHE_MISSES, 0.1s CALL_SUMMARIZER_OVERALL_TIME, 0.1s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.1s DAG_COMPRESSION_TIME, 1473 DAG_COMPRESSION_PROCESSED_NODES, 743 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 1035]: 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 1192#(and (= 0 main_~end~0.base) (exists ((v_main_~end~0.offset_66 Int) (v_main_~end~0.base_66 Int)) (or (and (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_66) v_main_~end~0.offset_66)) (= (select (select |#memory_$Pointer$.base| v_main_~end~0.base_66) v_main_~end~0.offset_66) main_~end~0.base) (not (= v_main_~end~0.base_66 0)) (= ~unnamed1~0~RED (select (select |#memory_int| v_main_~end~0.base_66) (+ v_main_~end~0.offset_66 4)))) (and (= main_~end~0.offset (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_66) v_main_~end~0.offset_66)) (= (select (select |#memory_$Pointer$.base| v_main_~end~0.base_66) v_main_~end~0.offset_66) main_~end~0.base) (not (= v_main_~end~0.offset_66 0)) (= ~unnamed1~0~RED (select (select |#memory_int| v_main_~end~0.base_66) (+ v_main_~end~0.offset_66 4)))))) (= main_~end~0.offset 0) (<= 0 main_~end~0.base) (<= 0 main_~end~0.offset) (<= main_~end~0.offset 0) (<= main_~end~0.base 0)). Possible FailurePath: - UnprovableResult [Line: 1036]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1056#(exists ((v_main_~end~0.offset_58 Int) (v_prenex_99 Int) (v_prenex_100 Int) (v_main_~end~0.base_58 Int)) (or (and (= (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_58) v_main_~end~0.offset_58) main_~end~0.offset) (not (= v_main_~end~0.offset_58 0)) (not (= 0 main_~end~0.base)) (= (select (select |#memory_$Pointer$.base| v_main_~end~0.base_58) v_main_~end~0.offset_58) main_~end~0.base) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK)) (= ~unnamed1~0~RED (select (select |#memory_int| v_main_~end~0.base_58) (+ v_main_~end~0.offset_58 4)))) (and (not (= 0 main_~end~0.base)) (= (select (select |#memory_$Pointer$.base| v_prenex_100) v_prenex_99) main_~end~0.base) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK)) (not (= v_prenex_100 0)) (= (select (select |#memory_$Pointer$.offset| v_prenex_100) v_prenex_99) main_~end~0.offset) (= ~unnamed1~0~RED (select (select |#memory_int| v_prenex_100) (+ v_prenex_99 4)))) (and (= (select (select |#memory_$Pointer$.offset| v_main_~end~0.base_58) v_main_~end~0.offset_58) main_~end~0.offset) (not (= main_~end~0.offset 0)) (not (= v_main_~end~0.offset_58 0)) (= (select (select |#memory_$Pointer$.base| v_main_~end~0.base_58) v_main_~end~0.offset_58) main_~end~0.base) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK)) (= ~unnamed1~0~RED (select (select |#memory_int| v_main_~end~0.base_58) (+ v_main_~end~0.offset_58 4)))) (and (not (= main_~end~0.offset 0)) (= (select (select |#memory_$Pointer$.base| v_prenex_100) v_prenex_99) main_~end~0.base) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK)) (not (= v_prenex_100 0)) (= (select (select |#memory_$Pointer$.offset| v_prenex_100) v_prenex_99) main_~end~0.offset) (= ~unnamed1~0~RED (select (select |#memory_int| v_prenex_100) (+ v_prenex_99 4)))))). Possible FailurePath: - UnprovableResult [Line: 1027]: 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 1274#(and (= 0 main_~end~0.base) (= main_~list~0.offset main_~end~0.offset) (= main_~end~0.offset 0) (= main_~list~0.base main_~end~0.base) (<= 0 main_~end~0.base) (<= 0 main_~list~0.offset) (<= 0 main_~list~0.base) (<= 0 main_~end~0.offset) (<= main_~end~0.offset 0) (<= main_~list~0.base 0) (<= main_~end~0.base 0) (<= main_~list~0.offset 0)). Possible FailurePath: - UnprovableResult [Line: 1028]: 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 1248#(and (= main_~list~0.offset main_~end~0.offset) (= main_~list~0.base main_~end~0.base) (not (= (select (select |#memory_int| main_~end~0.base) (+ main_~end~0.offset 4)) ~unnamed1~0~BLACK)) (or (not (= main_~end~0.offset 0)) (not (= 0 main_~end~0.base)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...