/usr/bin/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 --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/heap-manipulation/tree-4.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:51:40,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:51:40,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:51:40,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:51:40,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:51:40,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:51:40,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:51:40,794 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:51:40,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:51:40,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:51:40,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:51:40,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:51:40,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:51:40,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:51:40,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:51:40,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:51:40,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:51:40,812 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:51:40,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:51:40,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:51:40,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:51:40,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:51:40,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:51:40,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:51:40,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:51:40,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:51:40,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:51:40,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:51:40,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:51:40,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:51:40,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:51:40,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:51:40,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:51:40,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:51:40,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:51:40,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:51:40,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:51:40,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:51:40,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:51:40,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:51:40,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:51:40,839 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 [2019-11-07 07:51:40,861 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:51:40,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:51:40,863 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:51:40,863 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:51:40,864 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:51:40,864 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:51:40,864 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:51:40,864 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:51:40,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:51:40,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:51:40,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:51:40,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:51:40,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:51:40,867 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:51:40,867 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:51:40,867 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:51:40,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:51:40,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:51:40,868 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:51:40,868 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:51:40,868 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:51:40,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:51:40,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:51:40,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:51:40,869 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:51:40,869 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:51:40,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:51:40,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:51:40,870 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 07:51:41,187 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:51:41,200 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:51:41,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:51:41,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:51:41,205 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:51:41,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/tree-4.i [2019-11-07 07:51:41,266 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4471b1a64/fe898dc144384ed794cc760b147379b5/FLAG4ed8b35e4 [2019-11-07 07:51:41,727 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:51:41,728 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-manipulation/tree-4.i [2019-11-07 07:51:41,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4471b1a64/fe898dc144384ed794cc760b147379b5/FLAG4ed8b35e4 [2019-11-07 07:51:42,090 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4471b1a64/fe898dc144384ed794cc760b147379b5 [2019-11-07 07:51:42,099 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:51:42,101 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:51:42,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:51:42,102 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:51:42,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:51:42,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:51:42" (1/1) ... [2019-11-07 07:51:42,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62dbf990 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:42, skipping insertion in model container [2019-11-07 07:51:42,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:51:42" (1/1) ... [2019-11-07 07:51:42,127 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:51:42,182 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:51:42,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:51:42,619 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:51:42,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:51:42,751 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:51:42,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:42 WrapperNode [2019-11-07 07:51:42,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:51:42,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:51:42,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:51:42,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:51:42,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:42" (1/1) ... [2019-11-07 07:51:42,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:42" (1/1) ... [2019-11-07 07:51:42,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:42" (1/1) ... [2019-11-07 07:51:42,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:42" (1/1) ... [2019-11-07 07:51:42,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:42" (1/1) ... [2019-11-07 07:51:42,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:42" (1/1) ... [2019-11-07 07:51:42,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:42" (1/1) ... [2019-11-07 07:51:42,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:51:42,824 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:51:42,824 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:51:42,824 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:51:42,825 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:51:42" (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 [2019-11-07 07:51:42,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:51:42,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:51:42,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-07 07:51:42,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-07 07:51:42,889 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2019-11-07 07:51:42,889 INFO L138 BoogieDeclarations]: Found implementation of procedure inspect [2019-11-07 07:51:42,890 INFO L138 BoogieDeclarations]: Found implementation of procedure create_tree [2019-11-07 07:51:42,890 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tree [2019-11-07 07:51:42,890 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:51:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:51:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-07 07:51:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-07 07:51:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-07 07:51:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-07 07:51:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-07 07:51:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-07 07:51:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-07 07:51:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-07 07:51:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-07 07:51:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-07 07:51:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-07 07:51:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-07 07:51:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-07 07:51:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-07 07:51:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-07 07:51:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-07 07:51:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-07 07:51:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-07 07:51:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-07 07:51:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-07 07:51:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-07 07:51:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-07 07:51:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-07 07:51:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-07 07:51:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-07 07:51:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-07 07:51:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-07 07:51:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-07 07:51:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-07 07:51:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-07 07:51:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-07 07:51:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-07 07:51:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-07 07:51:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-07 07:51:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-07 07:51:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-07 07:51:42,899 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-07 07:51:42,900 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-07 07:51:42,900 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-07 07:51:42,900 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-07 07:51:42,900 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-07 07:51:42,900 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-07 07:51:42,900 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-07 07:51:42,901 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-07 07:51:42,901 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-07 07:51:42,901 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-07 07:51:42,901 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-07 07:51:42,901 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-07 07:51:42,901 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-07 07:51:42,901 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-07 07:51:42,902 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-07 07:51:42,902 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-07 07:51:42,902 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 07:51:42,902 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-07 07:51:42,903 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-07 07:51:42,903 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 07:51:42,903 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-11-07 07:51:42,903 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-07 07:51:42,904 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-07 07:51:42,904 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-07 07:51:42,905 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-07 07:51:42,905 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-07 07:51:42,905 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-07 07:51:42,906 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-07 07:51:42,906 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-07 07:51:42,906 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-07 07:51:42,906 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-07 07:51:42,907 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-07 07:51:42,907 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-07 07:51:42,907 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-07 07:51:42,907 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-07 07:51:42,908 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-07 07:51:42,909 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-07 07:51:42,909 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-07 07:51:42,909 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-07 07:51:42,909 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-07 07:51:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-07 07:51:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-07 07:51:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-07 07:51:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-07 07:51:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-07 07:51:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-07 07:51:42,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-07 07:51:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-07 07:51:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-07 07:51:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-07 07:51:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-07 07:51:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-07 07:51:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-07 07:51:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-07 07:51:42,911 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-07 07:51:42,912 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-07 07:51:42,912 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-07 07:51:42,912 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-07 07:51:42,912 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-07 07:51:42,912 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-07 07:51:42,912 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-07 07:51:42,912 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-07 07:51:42,913 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-07 07:51:42,913 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-07 07:51:42,913 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-07 07:51:42,913 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-07 07:51:42,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:51:42,913 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2019-11-07 07:51:42,913 INFO L130 BoogieDeclarations]: Found specification of procedure inspect [2019-11-07 07:51:42,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 07:51:42,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:51:42,914 INFO L130 BoogieDeclarations]: Found specification of procedure create_tree [2019-11-07 07:51:42,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 07:51:42,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 07:51:42,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:51:42,915 INFO L130 BoogieDeclarations]: Found specification of procedure free_tree [2019-11-07 07:51:42,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:51:42,915 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:51:42,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:51:42,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:51:43,881 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:51:43,882 INFO L284 CfgBuilder]: Removed 11 assume(true) statements. [2019-11-07 07:51:43,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:51:43 BoogieIcfgContainer [2019-11-07 07:51:43,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:51:43,884 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 07:51:43,884 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 07:51:43,885 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 07:51:43,886 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:51:43" (1/1) ... [2019-11-07 07:51:43,887 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 07:51:43,929 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 07:51:43,930 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 07:51:43,938 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 07:51:43,946 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 07:51:43,947 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 07:51:44,107 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-11-07 07:51:44,203 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:51:44,705 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:51:45,155 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:51:46,432 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:51:46,607 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:51:46,618 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:51:46,701 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:51:47,630 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:51:47,683 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-11-07 07:51:53,828 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification. DAG size of input: 257 DAG size of output: 239