java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-sets/test_add-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 04:02:19,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 04:02:19,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 04:02:19,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 04:02:19,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 04:02:19,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 04:02:19,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 04:02:19,799 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 04:02:19,801 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 04:02:19,802 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 04:02:19,803 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 04:02:19,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 04:02:19,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 04:02:19,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 04:02:19,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 04:02:19,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 04:02:19,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 04:02:19,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 04:02:19,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 04:02:19,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 04:02:19,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 04:02:19,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 04:02:19,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 04:02:19,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 04:02:19,830 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 04:02:19,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 04:02:19,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 04:02:19,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 04:02:19,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 04:02:19,838 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 04:02:19,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 04:02:19,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 04:02:19,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 04:02:19,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 04:02:19,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 04:02:19,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 04:02:19,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 04:02:19,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 04:02:19,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 04:02:19,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 04:02:19,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 04:02:19,851 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 04:02:19,881 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 04:02:19,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 04:02:19,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 04:02:19,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 04:02:19,884 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 04:02:19,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 04:02:19,885 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 04:02:19,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 04:02:19,885 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 04:02:19,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 04:02:19,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 04:02:19,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 04:02:19,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 04:02:19,887 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 04:02:19,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 04:02:19,888 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 04:02:19,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 04:02:19,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 04:02:19,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 04:02:19,889 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 04:02:19,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 04:02:19,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 04:02:19,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 04:02:19,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 04:02:19,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 04:02:19,891 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 04:02:19,891 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 04:02:19,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 04:02:19,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 04:02:19,947 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 04:02:19,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 04:02:19,971 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 04:02:19,975 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 04:02:19,975 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 04:02:19,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-sets/test_add-2.i [2019-08-31 04:02:20,055 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31d08f74/a6e425572ca845758bc0e20791de312b/FLAGba3c0fcdf [2019-08-31 04:02:20,627 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 04:02:20,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-sets/test_add-2.i [2019-08-31 04:02:20,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31d08f74/a6e425572ca845758bc0e20791de312b/FLAGba3c0fcdf [2019-08-31 04:02:20,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c31d08f74/a6e425572ca845758bc0e20791de312b [2019-08-31 04:02:20,906 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 04:02:20,908 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 04:02:20,909 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 04:02:20,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 04:02:20,912 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 04:02:20,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:02:20" (1/1) ... [2019-08-31 04:02:20,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aeb2163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:20, skipping insertion in model container [2019-08-31 04:02:20,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:02:20" (1/1) ... [2019-08-31 04:02:20,924 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 04:02:20,965 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 04:02:21,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 04:02:21,445 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 04:02:21,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 04:02:21,570 INFO L192 MainTranslator]: Completed translation [2019-08-31 04:02:21,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:21 WrapperNode [2019-08-31 04:02:21,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 04:02:21,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 04:02:21,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 04:02:21,573 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 04:02:21,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:21" (1/1) ... [2019-08-31 04:02:21,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:21" (1/1) ... [2019-08-31 04:02:21,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:21" (1/1) ... [2019-08-31 04:02:21,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:21" (1/1) ... [2019-08-31 04:02:21,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:21" (1/1) ... [2019-08-31 04:02:21,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:21" (1/1) ... [2019-08-31 04:02:21,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:21" (1/1) ... [2019-08-31 04:02:21,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 04:02:21,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 04:02:21,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 04:02:21,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 04:02:21,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:02:21" (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 04:02:21,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 04:02:21,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 04:02:21,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-31 04:02:21,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-31 04:02:21,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-08-31 04:02:21,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2019-08-31 04:02:21,733 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-08-31 04:02:21,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-08-31 04:02:21,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-08-31 04:02:21,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-08-31 04:02:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-08-31 04:02:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-08-31 04:02:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_empty [2019-08-31 04:02:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_set [2019-08-31 04:02:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-08-31 04:02:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_del [2019-08-31 04:02:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2019-08-31 04:02:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_empty [2019-08-31 04:02:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-31 04:02:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 04:02:21,735 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-31 04:02:21,736 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-31 04:02:21,736 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-31 04:02:21,736 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-31 04:02:21,736 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-31 04:02:21,736 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-31 04:02:21,736 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-31 04:02:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-31 04:02:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-31 04:02:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-31 04:02:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-31 04:02:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-31 04:02:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-31 04:02:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-31 04:02:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-31 04:02:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-31 04:02:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-31 04:02:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-31 04:02:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-31 04:02:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-31 04:02:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-31 04:02:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-31 04:02:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-31 04:02:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-31 04:02:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-31 04:02:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-31 04:02:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-31 04:02:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-31 04:02:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-31 04:02:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-31 04:02:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-31 04:02:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-31 04:02:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-31 04:02:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-31 04:02:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-31 04:02:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-31 04:02:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-31 04:02:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-31 04:02:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-31 04:02:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-31 04:02:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-31 04:02:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-31 04:02:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-31 04:02:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-31 04:02:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-31 04:02:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-31 04:02:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-31 04:02:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-31 04:02:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-31 04:02:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-31 04:02:21,744 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-31 04:02:21,744 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-31 04:02:21,744 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-31 04:02:21,744 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-31 04:02:21,744 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-31 04:02:21,744 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-31 04:02:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-31 04:02:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-31 04:02:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-31 04:02:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-31 04:02:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-31 04:02:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-31 04:02:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-31 04:02:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-31 04:02:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-31 04:02:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-31 04:02:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-31 04:02:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-31 04:02:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-31 04:02:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-31 04:02:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-31 04:02:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-31 04:02:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-31 04:02:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-31 04:02:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-31 04:02:21,748 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-31 04:02:21,748 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-31 04:02:21,748 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-31 04:02:21,748 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-31 04:02:21,748 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-31 04:02:21,748 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-31 04:02:21,748 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-31 04:02:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-31 04:02:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-31 04:02:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-31 04:02:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-31 04:02:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-31 04:02:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-31 04:02:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-31 04:02:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-31 04:02:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-31 04:02:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-31 04:02:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-31 04:02:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-31 04:02:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-31 04:02:21,750 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-31 04:02:21,751 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-31 04:02:21,751 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-31 04:02:21,751 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-31 04:02:21,751 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-31 04:02:21,751 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-31 04:02:21,751 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-31 04:02:21,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 04:02:21,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 04:02:21,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 04:02:21,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-31 04:02:21,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-08-31 04:02:21,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-31 04:02:21,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2019-08-31 04:02:21,753 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-08-31 04:02:21,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 04:02:21,753 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-08-31 04:02:21,753 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-08-31 04:02:21,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-08-31 04:02:21,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 04:02:21,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-08-31 04:02:21,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-08-31 04:02:21,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_empty [2019-08-31 04:02:21,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_set [2019-08-31 04:02:21,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-08-31 04:02:21,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_del [2019-08-31 04:02:21,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2019-08-31 04:02:21,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_empty [2019-08-31 04:02:21,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 04:02:21,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 04:02:21,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 04:02:21,755 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-31 04:02:21,755 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 04:02:21,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 04:02:21,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 04:02:21,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-31 04:02:21,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 04:02:22,440 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 04:02:22,440 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-31 04:02:22,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:02:22 BoogieIcfgContainer [2019-08-31 04:02:22,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 04:02:22,442 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 04:02:22,442 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 04:02:22,443 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 04:02:22,444 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:02:22" (1/1) ... [2019-08-31 04:02:22,480 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 04:02:22,480 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 04:02:22,488 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 04:02:22,500 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 04:02:22,502 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 04:02:22,591 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_17|], 3=[|v_#valid_20|]} [2019-08-31 04:02:22,616 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 04:02:22,617 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:22,669 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:22,674 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:22,686 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2019-08-31 04:02:22,687 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:22,768 INFO L567 ElimStorePlain]: treesize reduction 4, result has 93.8 percent of original size [2019-08-31 04:02:22,769 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:22,769 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:72, output treesize:60 [2019-08-31 04:02:22,808 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 52 for LOIs [2019-08-31 04:02:22,822 INFO L199 IcfgInterpreter]: Interpreting procedure foo with input of size 52 for LOIs [2019-08-31 04:02:22,905 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:22,908 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:22,915 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:22,943 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:02:22,999 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_18|], 1=[|v_#valid_21|]} [2019-08-31 04:02:23,008 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2019-08-31 04:02:23,008 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:23,014 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-31 04:02:23,014 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:23,084 INFO L567 ElimStorePlain]: treesize reduction 4, result has 91.3 percent of original size [2019-08-31 04:02:23,091 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 04:02:23,092 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:23,117 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:23,117 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:23,118 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:95, output treesize:36 [2019-08-31 04:02:23,160 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-31 04:02:23,161 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:23,199 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:23,208 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-31 04:02:23,208 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:23,238 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:23,247 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-31 04:02:23,247 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:23,269 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:23,270 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:23,270 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:71, output treesize:37 [2019-08-31 04:02:23,301 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_40|, |v_#memory_$Pointer$.base_42|, |v_#memory_$Pointer$.offset_42|], 2=[|v_#memory_int_11|, |v_#memory_int_12|, |v_#memory_int_10|]} [2019-08-31 04:02:23,322 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 [2019-08-31 04:02:23,323 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:23,471 WARN L188 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-08-31 04:02:23,471 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:23,494 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:23,662 WARN L188 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2019-08-31 04:02:23,663 INFO L341 Elim1Store]: treesize reduction 139, result has 30.8 percent of original size [2019-08-31 04:02:23,663 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 69 [2019-08-31 04:02:23,664 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:24,021 WARN L188 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-08-31 04:02:24,022 INFO L567 ElimStorePlain]: treesize reduction 16, result has 92.5 percent of original size [2019-08-31 04:02:24,040 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:24,300 WARN L188 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2019-08-31 04:02:24,301 INFO L341 Elim1Store]: treesize reduction 100, result has 50.2 percent of original size [2019-08-31 04:02:24,301 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 108 [2019-08-31 04:02:24,302 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:24,605 WARN L188 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 82 [2019-08-31 04:02:24,605 INFO L567 ElimStorePlain]: treesize reduction 36, result has 84.1 percent of original size [2019-08-31 04:02:24,613 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 04:02:24,724 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-31 04:02:24,725 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:24,733 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 04:02:24,733 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:24,835 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-08-31 04:02:24,836 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:24,887 INFO L341 Elim1Store]: treesize reduction 25, result has 43.2 percent of original size [2019-08-31 04:02:24,888 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 19 [2019-08-31 04:02:24,888 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2019-08-31 04:02:24,971 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:24,973 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:24,973 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 6 variables, input treesize:241, output treesize:142 [2019-08-31 04:02:24,991 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:02:24,992 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:25,001 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:25,008 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:02:25,008 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:25,016 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:25,017 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:25,017 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:13 [2019-08-31 04:02:25,025 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-31 04:02:25,025 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:25,045 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:25,045 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:25,045 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:37, output treesize:30 [2019-08-31 04:02:25,063 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_3|], 1=[|v_old(#valid)_BEFORE_CALL_3|]} [2019-08-31 04:02:25,068 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-31 04:02:25,068 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:25,153 INFO L567 ElimStorePlain]: treesize reduction 12, result has 86.2 percent of original size [2019-08-31 04:02:25,166 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:25,166 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-31 04:02:25,167 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:25,202 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:25,210 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:25,211 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-31 04:02:25,212 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:25,258 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:25,264 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:02:25,265 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-31 04:02:25,265 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:02:25,283 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:02:25,284 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:02:25,284 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:92, output treesize:37 [2019-08-31 04:02:25,288 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 04:02:25,289 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 04:02:25,291 INFO L193 IcfgInterpreter]: Reachable states at location fooErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 131#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= (select |old(#valid)| |~#s1~0.base|) 1) (<= 0 |#NULL.base|) (= (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) |~#s1~0.offset|) |~#s1~0.offset|) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |~#s1~0.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$Pointer$.base)| |~#s1~0.base|) |~#s1~0.offset|)) (= |~#s1~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) (+ |~#s1~0.offset| 4))) (<= foo_~j~0 2147483647) (<= |~#s1~0.offset| 0) (= (select |old(#length)| |~#s1~0.base|) 8) (<= 0 |~#s1~0.offset|) (< |~#s1~0.base| |#StackHeapBarrier|) (<= 0 (+ foo_~j~0 2147483648)) (= |#NULL.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$Pointer$.base)| |~#s1~0.base|) (+ |~#s1~0.offset| 4)))) [2019-08-31 04:02:25,303 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 04:02:25,303 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 04:02:25,305 INFO L168 Benchmark]: Toolchain (without parser) took 4397.09 ms. Allocated memory was 130.0 MB in the beginning and 275.3 MB in the end (delta: 145.2 MB). Free memory was 84.6 MB in the beginning and 148.8 MB in the end (delta: -64.1 MB). Peak memory consumption was 81.1 MB. Max. memory is 7.1 GB. [2019-08-31 04:02:25,306 INFO L168 Benchmark]: CDTParser took 0.73 ms. Allocated memory is still 130.0 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 04:02:25,307 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.34 ms. Allocated memory was 130.0 MB in the beginning and 198.7 MB in the end (delta: 68.7 MB). Free memory was 84.4 MB in the beginning and 158.6 MB in the end (delta: -74.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-08-31 04:02:25,308 INFO L168 Benchmark]: Boogie Preprocessor took 80.54 ms. Allocated memory is still 198.7 MB. Free memory was 158.6 MB in the beginning and 154.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-08-31 04:02:25,308 INFO L168 Benchmark]: RCFGBuilder took 783.78 ms. Allocated memory is still 198.7 MB. Free memory was 154.6 MB in the beginning and 100.1 MB in the end (delta: 54.5 MB). Peak memory consumption was 54.5 MB. Max. memory is 7.1 GB. [2019-08-31 04:02:25,309 INFO L168 Benchmark]: Sifa took 2861.06 ms. Allocated memory was 198.7 MB in the beginning and 275.3 MB in the end (delta: 76.5 MB). Free memory was 100.1 MB in the beginning and 148.8 MB in the end (delta: -48.7 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. [2019-08-31 04:02:25,313 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73 ms. Allocated memory is still 130.0 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 663.34 ms. Allocated memory was 130.0 MB in the beginning and 198.7 MB in the end (delta: 68.7 MB). Free memory was 84.4 MB in the beginning and 158.6 MB in the end (delta: -74.1 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.54 ms. Allocated memory is still 198.7 MB. Free memory was 158.6 MB in the beginning and 154.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 783.78 ms. Allocated memory is still 198.7 MB. Free memory was 154.6 MB in the beginning and 100.1 MB in the end (delta: 54.5 MB). Peak memory consumption was 54.5 MB. Max. memory is 7.1 GB. * Sifa took 2861.06 ms. Allocated memory was 198.7 MB in the beginning and 275.3 MB in the end (delta: 76.5 MB). Free memory was 100.1 MB in the beginning and 148.8 MB in the end (delta: -48.7 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 2.8s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 46 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 35 TOOLS_POST_APPLICATIONS, 2.2s TOOLS_POST_TIME, 9 TOOLS_POST_CALL_APPLICATIONS, 0.3s TOOLS_POST_CALL_TIME, 7 TOOLS_POST_RETURN_APPLICATIONS, 0.1s TOOLS_POST_RETURN_TIME, 2.6s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 49 FLUID_QUERIES, 1 FLUID_YES_ANSWERS, 13 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 1 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 2 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 3 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 2 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 0.1s LOOP_SUMMARIZER_OVERALL_TIME, 0.1s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 3 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 7 CALL_SUMMARIZER_APPLICATIONS, 6 CALL_SUMMARIZER_CACHE_MISSES, 2.4s CALL_SUMMARIZER_OVERALL_TIME, 2.4s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 91 DAG_COMPRESSION_PROCESSED_NODES, 63 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 654]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 131#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= (select |old(#valid)| |~#s1~0.base|) 1) (<= 0 |#NULL.base|) (= (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) |~#s1~0.offset|) |~#s1~0.offset|) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |~#s1~0.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$Pointer$.base)| |~#s1~0.base|) |~#s1~0.offset|)) (= |~#s1~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#s1~0.base|) (+ |~#s1~0.offset| 4))) (<= foo_~j~0 2147483647) (<= |~#s1~0.offset| 0) (= (select |old(#length)| |~#s1~0.base|) 8) (<= 0 |~#s1~0.offset|) (< |~#s1~0.base| |#StackHeapBarrier|) (<= 0 (+ foo_~j~0 2147483648)) (= |#NULL.offset| 0) (= |~#s1~0.base| (select (select |old(#memory_$Pointer$.base)| |~#s1~0.base|) (+ |~#s1~0.offset| 4)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...