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/heap-data/hash_fun.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:54:40,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:54:40,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:54:40,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:54:40,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:54:40,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:54:40,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:54:40,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:54:40,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:54:40,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:54:40,799 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:54:40,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:54:40,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:54:40,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:54:40,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:54:40,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:54:40,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:54:40,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:54:40,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:54:40,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:54:40,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:54:40,815 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:54:40,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:54:40,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:54:40,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 21:54:40,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 21:54:40,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 21:54:40,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 21:54:40,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 21:54:40,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 21:54:40,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 21:54:40,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 21:54:40,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 21:54:40,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 21:54:40,831 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 21:54:40,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 21:54:40,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 21:54:40,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 21:54:40,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:54:40,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:54:40,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:54:40,836 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 21:54:40,863 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:54:40,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:54:40,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:54:40,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:54:40,866 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:54:40,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:54:40,866 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:54:40,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:54:40,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:54:40,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:54:40,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:54:40,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:54:40,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:54:40,869 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:54:40,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:54:40,870 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:54:40,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:54:40,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:54:40,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:54:40,870 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:54:40,871 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:54:40,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:54:40,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:54:40,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:54:40,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:54:40,872 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:54:40,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:54:40,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:54:40,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:54:40,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:54:40,930 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:54:40,933 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:54:40,935 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:54:40,935 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:54:40,936 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-data/hash_fun.i [2019-08-22 21:54:40,993 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36521f0e1/fbdb26fec2414957b63d8cd310bb4509/FLAGa088c989f [2019-08-22 21:54:41,509 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:54:41,510 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-data/hash_fun.i [2019-08-22 21:54:41,523 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36521f0e1/fbdb26fec2414957b63d8cd310bb4509/FLAGa088c989f [2019-08-22 21:54:41,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36521f0e1/fbdb26fec2414957b63d8cd310bb4509 [2019-08-22 21:54:41,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:54:41,807 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:54:41,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:54:41,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:54:41,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:54:41,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:54:41" (1/1) ... [2019-08-22 21:54:41,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@da1de89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:41, skipping insertion in model container [2019-08-22 21:54:41,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:54:41" (1/1) ... [2019-08-22 21:54:41,822 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:54:41,869 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:54:42,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:54:42,305 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:54:42,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:54:42,436 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:54:42,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:42 WrapperNode [2019-08-22 21:54:42,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:54:42,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:54:42,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:54:42,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:54:42,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:42" (1/1) ... [2019-08-22 21:54:42,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:42" (1/1) ... [2019-08-22 21:54:42,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:42" (1/1) ... [2019-08-22 21:54:42,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:42" (1/1) ... [2019-08-22 21:54:42,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:42" (1/1) ... [2019-08-22 21:54:42,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:42" (1/1) ... [2019-08-22 21:54:42,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:42" (1/1) ... [2019-08-22 21:54:42,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:54:42,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:54:42,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:54:42,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:54:42,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:54:42" (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 21:54:42,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:54:42,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:54:42,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-22 21:54:42,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-22 21:54:42,568 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_fun [2019-08-22 21:54:42,568 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_list [2019-08-22 21:54:42,568 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:54:42,568 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 21:54:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:54:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-22 21:54:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-22 21:54:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-22 21:54:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-22 21:54:42,569 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-22 21:54:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-22 21:54:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-22 21:54:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-22 21:54:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-22 21:54:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-22 21:54:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-22 21:54:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-22 21:54:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-22 21:54:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-22 21:54:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-22 21:54:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-22 21:54:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-22 21:54:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-22 21:54:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-22 21:54:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-22 21:54:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-22 21:54:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-22 21:54:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-22 21:54:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-22 21:54:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-22 21:54:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-22 21:54:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-22 21:54:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-22 21:54:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-22 21:54:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-22 21:54:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-22 21:54:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-22 21:54:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-22 21:54:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-22 21:54:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-22 21:54:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-22 21:54:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-22 21:54:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-22 21:54:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-22 21:54:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-22 21:54:42,575 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-22 21:54:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-22 21:54:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-22 21:54:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-22 21:54:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-22 21:54:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-22 21:54:42,576 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-22 21:54:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-22 21:54:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-22 21:54:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-22 21:54:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-22 21:54:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-22 21:54:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-22 21:54:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-22 21:54:42,578 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-22 21:54:42,578 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-22 21:54:42,578 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-22 21:54:42,578 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-22 21:54:42,578 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-22 21:54:42,578 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-22 21:54:42,579 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-22 21:54:42,579 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-22 21:54:42,579 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-22 21:54:42,579 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-22 21:54:42,579 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-22 21:54:42,579 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-22 21:54:42,580 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-22 21:54:42,580 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-22 21:54:42,580 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-22 21:54:42,580 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-22 21:54:42,580 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-22 21:54:42,580 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-22 21:54:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-22 21:54:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-22 21:54:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-22 21:54:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-22 21:54:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-22 21:54:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-22 21:54:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-22 21:54:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-22 21:54:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-22 21:54:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-22 21:54:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-22 21:54:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-22 21:54:42,583 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-22 21:54:42,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-22 21:54:42,583 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-22 21:54:42,583 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-22 21:54:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-22 21:54:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-22 21:54:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-22 21:54:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-22 21:54:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-22 21:54:42,586 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-22 21:54:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-22 21:54:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-22 21:54:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-22 21:54:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-22 21:54:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-22 21:54:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-22 21:54:42,587 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-22 21:54:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-22 21:54:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-22 21:54:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-22 21:54:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-22 21:54:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure hash_fun [2019-08-22 21:54:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_list [2019-08-22 21:54:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-22 21:54:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 21:54:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 21:54:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:54:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:54:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:54:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-22 21:54:42,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:54:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:54:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:54:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:54:43,068 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:54:43,069 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-22 21:54:43,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:54:43 BoogieIcfgContainer [2019-08-22 21:54:43,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:54:43,071 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:54:43,071 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:54:43,071 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:54:43,072 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:54:43" (1/1) ... [2019-08-22 21:54:43,086 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:54:43,088 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:54:43,096 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:54:43,106 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:54:43,108 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:54:43,202 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:54:43,203 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:43,222 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:43,223 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:54:43,223 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:54:43,241 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 27 [2019-08-22 21:54:43,351 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:43,378 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_10|], 1=[|v_#valid_17|]} [2019-08-22 21:54:43,394 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 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 21:54:43,395 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:43,543 WARN L188 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-08-22 21:54:43,544 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:43,562 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 21:54:43,563 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:43,698 WARN L188 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-08-22 21:54:43,699 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:43,705 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_14|], 2=[|v_#memory_$Pointer$.base_13|, |v_#memory_$Pointer$.offset_13|], 4=[|v_#memory_$Pointer$.base_16|, |v_#memory_$Pointer$.offset_16|, |v_#memory_int_11|]} [2019-08-22 21:54:43,726 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 21:54:43,727 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:43,813 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:43,823 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 21:54:43,914 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:43,920 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:54:43,999 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:44,014 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:44,066 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:44,067 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 2 case distinctions, treesize of input 45 treesize of output 78 [2019-08-22 21:54:44,069 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:44,213 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2019-08-22 21:54:44,214 INFO L567 ElimStorePlain]: treesize reduction 36, result has 78.8 percent of original size [2019-08-22 21:54:44,227 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:44,273 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:44,273 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 2 case distinctions, treesize of input 45 treesize of output 78 [2019-08-22 21:54:44,274 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:44,396 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 62 [2019-08-22 21:54:44,397 INFO L567 ElimStorePlain]: treesize reduction 36, result has 75.5 percent of original size [2019-08-22 21:54:44,431 INFO L341 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2019-08-22 21:54:44,431 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 31 treesize of output 15 [2019-08-22 21:54:44,432 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2019-08-22 21:54:44,515 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:44,516 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:54:44,517 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 8 variables, input treesize:163, output treesize:65 [2019-08-22 21:54:44,553 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:44,565 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:44,590 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:44,630 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:54:44,631 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:44,645 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:54:44,646 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:44,658 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:54:44,659 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:44,670 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:54:44,670 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:44,919 WARN L188 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 58 [2019-08-22 21:54:44,919 INFO L567 ElimStorePlain]: treesize reduction 168, result has 39.4 percent of original size [2019-08-22 21:54:44,920 INFO L464 ElimStorePlain]: Eliminatee |v_old(#length)_AFTER_CALL_2| vanished before elimination [2019-08-22 21:54:44,922 INFO L464 ElimStorePlain]: Eliminatee |v_old(#memory_$Pointer$.offset)_AFTER_CALL_2| vanished before elimination [2019-08-22 21:54:44,922 INFO L464 ElimStorePlain]: Eliminatee |v_old(#memory_$Pointer$.base)_AFTER_CALL_2| vanished before elimination [2019-08-22 21:54:44,922 INFO L464 ElimStorePlain]: Eliminatee |v_#memory_int_BEFORE_CALL_3| vanished before elimination [2019-08-22 21:54:44,922 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:54:44,923 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:1139, output treesize:109 [2019-08-22 21:54:44,939 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:44,963 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:45,008 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:54:45,009 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:45,022 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:54:45,023 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:45,036 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:54:45,037 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:45,050 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:54:45,051 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:45,064 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:54:45,065 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:45,077 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:54:45,077 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:45,088 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:54:45,088 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:45,098 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:54:45,098 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:45,318 WARN L188 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 58 [2019-08-22 21:54:45,319 INFO L567 ElimStorePlain]: treesize reduction 524, result has 17.7 percent of original size [2019-08-22 21:54:45,320 INFO L464 ElimStorePlain]: Eliminatee |v_old(#valid)_AFTER_CALL_4| vanished before elimination [2019-08-22 21:54:45,322 INFO L464 ElimStorePlain]: Eliminatee |v_old(#memory_$Pointer$.offset)_AFTER_CALL_3| vanished before elimination [2019-08-22 21:54:45,322 INFO L464 ElimStorePlain]: Eliminatee |v_old(#memory_$Pointer$.base)_AFTER_CALL_3| vanished before elimination [2019-08-22 21:54:45,322 INFO L464 ElimStorePlain]: Eliminatee |v_#memory_int_BEFORE_CALL_4| vanished before elimination [2019-08-22 21:54:45,323 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:54:45,323 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 5 variables, input treesize:2517, output treesize:113 [2019-08-22 21:54:45,350 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:45,896 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:45,897 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:45,899 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:45,900 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:45,900 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:45,901 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:45,903 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:45,903 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:45,905 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:45,916 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_15|], 6=[|v_#memory_$Pointer$.base_17|, |v_#memory_$Pointer$.offset_17|]} [2019-08-22 21:54:45,930 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:45,937 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 228 treesize of output 192 [2019-08-22 21:54:45,938 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:45,950 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:45,956 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 194 [2019-08-22 21:54:45,957 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:45,966 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:45,969 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 226 treesize of output 190 [2019-08-22 21:54:45,970 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:46,786 WARN L188 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 84 [2019-08-22 21:54:46,786 INFO L567 ElimStorePlain]: treesize reduction 85, result has 86.1 percent of original size [2019-08-22 21:54:46,802 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:46,804 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:46,805 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 163 treesize of output 137 [2019-08-22 21:54:46,807 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 21:54:46,821 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:46,823 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:46,823 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 181 treesize of output 151 [2019-08-22 21:54:46,825 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:54:46,835 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:46,836 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:46,837 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 181 treesize of output 151 [2019-08-22 21:54:46,839 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:54:47,153 WARN L188 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-08-22 21:54:47,154 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:47,163 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:47,166 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 127 [2019-08-22 21:54:47,167 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:47,178 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:47,186 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 127 [2019-08-22 21:54:47,188 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:47,197 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:47,199 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 117 [2019-08-22 21:54:47,200 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:47,413 WARN L188 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-08-22 21:54:47,414 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:47,416 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2019-08-22 21:54:47,417 INFO L221 ElimStorePlain]: Needed 10 recursive calls to eliminate 3 variables, input treesize:685, output treesize:333 [2019-08-22 21:54:47,444 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,445 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,446 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,447 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,448 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,449 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,450 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,451 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,452 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,453 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,472 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_16|], 6=[|v_#memory_$Pointer$.offset_18|, |v_#memory_$Pointer$.base_18|]} [2019-08-22 21:54:47,520 INFO L341 Elim1Store]: treesize reduction 37, result has 45.6 percent of original size [2019-08-22 21:54:47,520 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 102 [2019-08-22 21:54:47,521 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,522 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:47,534 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:47,539 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 226 treesize of output 190 [2019-08-22 21:54:47,540 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:47,552 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:47,557 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 228 treesize of output 192 [2019-08-22 21:54:47,558 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:47,568 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:54:47,571 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 230 treesize of output 194 [2019-08-22 21:54:47,572 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:54:47,740 WARN L188 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 45 [2019-08-22 21:54:47,741 INFO L567 ElimStorePlain]: treesize reduction 611, result has 13.9 percent of original size [2019-08-22 21:54:47,774 INFO L341 Elim1Store]: treesize reduction 36, result has 43.8 percent of original size [2019-08-22 21:54:47,775 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 84 treesize of output 86 [2019-08-22 21:54:47,775 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,779 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,780 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,781 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:54:47,782 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:54:47,816 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:54:47,818 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation has thrown an exception: java.lang.UnsupportedOperationException: expected NNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive$TermWalker.walk(NonRecursive.java:146) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder.(ArrayOccurrenceAnalysis.java:181) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.(ArrayOccurrenceAnalysis.java:74) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:275) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools$EliminatingTermDomainOperationProvider.constructQuantifiedFormula(SymbolicTools.java:265) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:255) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:130) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools.post(SymbolicTools.java:106) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretInternal(DagInterpreter.java:201) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:183) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTrans(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretNode(DagInterpreter.java:134) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:115) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:95) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:104) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:86) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretLoop(DagInterpreter.java:145) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretNode(DagInterpreter.java:137) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:115) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:125) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpret(IcfgInterpreter.java:116) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.processIcfg(SymbolicInterpretationObserver.java:77) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.process(SymbolicInterpretationObserver.java:69) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-22 21:54:47,824 INFO L168 Benchmark]: Toolchain (without parser) took 6017.06 ms. Allocated memory was 134.7 MB in the beginning and 306.7 MB in the end (delta: 172.0 MB). Free memory was 89.0 MB in the beginning and 230.6 MB in the end (delta: -141.6 MB). Peak memory consumption was 173.1 MB. Max. memory is 7.1 GB. [2019-08-22 21:54:47,825 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:54:47,826 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.81 ms. Allocated memory was 134.7 MB in the beginning and 201.9 MB in the end (delta: 67.1 MB). Free memory was 88.8 MB in the beginning and 166.4 MB in the end (delta: -77.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-08-22 21:54:47,828 INFO L168 Benchmark]: Boogie Preprocessor took 81.52 ms. Allocated memory is still 201.9 MB. Free memory was 166.4 MB in the beginning and 163.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:54:47,832 INFO L168 Benchmark]: RCFGBuilder took 550.63 ms. Allocated memory is still 201.9 MB. Free memory was 163.7 MB in the beginning and 122.0 MB in the end (delta: 41.7 MB). Peak memory consumption was 41.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:54:47,833 INFO L168 Benchmark]: Symbolic Interpretation took 4751.52 ms. Allocated memory was 201.9 MB in the beginning and 306.7 MB in the end (delta: 104.9 MB). Free memory was 122.0 MB in the beginning and 230.6 MB in the end (delta: -108.6 MB). Peak memory consumption was 139.1 MB. Max. memory is 7.1 GB. [2019-08-22 21:54:47,843 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - ExceptionOrErrorResult: UnsupportedOperationException: expected NNF de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: UnsupportedOperationException: expected NNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 629.81 ms. Allocated memory was 134.7 MB in the beginning and 201.9 MB in the end (delta: 67.1 MB). Free memory was 88.8 MB in the beginning and 166.4 MB in the end (delta: -77.7 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.52 ms. Allocated memory is still 201.9 MB. Free memory was 166.4 MB in the beginning and 163.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 550.63 ms. Allocated memory is still 201.9 MB. Free memory was 163.7 MB in the beginning and 122.0 MB in the end (delta: 41.7 MB). Peak memory consumption was 41.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4751.52 ms. Allocated memory was 201.9 MB in the beginning and 306.7 MB in the end (delta: 104.9 MB). Free memory was 122.0 MB in the beginning and 230.6 MB in the end (delta: -108.6 MB). Peak memory consumption was 139.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...