java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:05:40,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:05:40,984 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:05:41,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:05:41,003 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:05:41,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:05:41,006 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:05:41,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:05:41,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:05:41,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:05:41,023 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:05:41,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:05:41,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:05:41,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:05:41,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:05:41,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:05:41,032 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:05:41,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:05:41,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:05:41,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:05:41,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:05:41,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:05:41,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:05:41,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:05:41,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 07:05:41,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 07:05:41,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 07:05:41,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 07:05:41,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 07:05:41,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 07:05:41,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 07:05:41,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 07:05:41,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 07:05:41,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 07:05:41,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 07:05:41,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 07:05:41,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 07:05:41,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 07:05:41,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:05:41,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:05:41,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:05:41,071 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 [2019-08-18 07:05:41,094 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:05:41,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:05:41,097 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:05:41,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:05:41,098 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:05:41,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:05:41,098 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:05:41,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:05:41,099 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:05:41,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:05:41,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:05:41,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:05:41,100 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:05:41,101 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:05:41,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:05:41,102 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:05:41,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:05:41,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:05:41,102 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:05:41,103 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:05:41,104 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:05:41,104 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:05:41,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:05:41,104 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:05:41,105 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:05:41,105 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:05:41,105 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:05:41,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:05:41,105 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:05:41,162 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:05:41,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:05:41,184 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:05:41,187 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:05:41,188 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:05:41,189 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-rb-sentinel-1.i [2019-08-18 07:05:41,254 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89e44c13a/b8d2df1c552241328fc1835e2d085015/FLAG5ada2c446 [2019-08-18 07:05:41,841 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:05:41,841 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-rb-sentinel-1.i [2019-08-18 07:05:41,854 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89e44c13a/b8d2df1c552241328fc1835e2d085015/FLAG5ada2c446 [2019-08-18 07:05:42,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89e44c13a/b8d2df1c552241328fc1835e2d085015 [2019-08-18 07:05:42,090 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:05:42,091 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:05:42,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:05:42,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:05:42,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:05:42,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:05:42" (1/1) ... [2019-08-18 07:05:42,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26e281c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:05:42, skipping insertion in model container [2019-08-18 07:05:42,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:05:42" (1/1) ... [2019-08-18 07:05:42,111 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:05:42,175 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:05:42,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:05:42,645 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:05:42,703 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:05:42,751 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:05:42,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:05:42 WrapperNode [2019-08-18 07:05:42,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:05:42,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:05:42,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:05:42,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:05:42,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:05:42" (1/1) ... [2019-08-18 07:05:42,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:05:42" (1/1) ... [2019-08-18 07:05:42,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:05:42" (1/1) ... [2019-08-18 07:05:42,783 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:05:42" (1/1) ... [2019-08-18 07:05:42,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:05:42" (1/1) ... [2019-08-18 07:05:42,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:05:42" (1/1) ... [2019-08-18 07:05:42,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:05:42" (1/1) ... [2019-08-18 07:05:42,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:05:42,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:05:42,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:05:42,818 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:05:42,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:05:42" (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 [2019-08-18 07:05:42,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:05:42,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:05:42,881 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:05:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-18 07:05:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-18 07:05:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-18 07:05:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-18 07:05:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-18 07:05:42,881 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-18 07:05:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-18 07:05:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-18 07:05:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-18 07:05:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-18 07:05:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-18 07:05:42,882 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-18 07:05:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-18 07:05:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-18 07:05:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-18 07:05:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-18 07:05:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-18 07:05:42,883 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-18 07:05:42,884 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-18 07:05:42,884 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-18 07:05:42,884 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-18 07:05:42,884 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-18 07:05:42,884 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-18 07:05:42,884 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-18 07:05:42,885 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-18 07:05:42,885 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-18 07:05:42,885 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-18 07:05:42,885 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-18 07:05:42,885 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-18 07:05:42,885 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-18 07:05:42,886 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-18 07:05:42,886 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-18 07:05:42,886 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-18 07:05:42,886 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-18 07:05:42,886 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-18 07:05:42,886 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-18 07:05:42,886 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-18 07:05:42,887 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-18 07:05:42,887 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-18 07:05:42,887 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-18 07:05:42,887 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-18 07:05:42,887 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-18 07:05:42,887 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-18 07:05:42,888 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-18 07:05:42,888 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-18 07:05:42,888 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-18 07:05:42,888 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-18 07:05:42,888 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-18 07:05:42,888 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-18 07:05:42,888 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-18 07:05:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-18 07:05:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-18 07:05:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-18 07:05:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-18 07:05:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-18 07:05:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-18 07:05:42,889 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-18 07:05:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-18 07:05:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-18 07:05:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-18 07:05:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-18 07:05:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-18 07:05:42,890 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-18 07:05:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-18 07:05:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-18 07:05:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-18 07:05:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-18 07:05:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-18 07:05:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-18 07:05:42,891 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-18 07:05:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-18 07:05:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-18 07:05:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-18 07:05:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-18 07:05:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-18 07:05:42,892 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-18 07:05:42,893 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-18 07:05:42,893 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-18 07:05:42,893 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-18 07:05:42,893 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-18 07:05:42,893 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-18 07:05:42,893 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-18 07:05:42,894 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-18 07:05:42,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-18 07:05:42,894 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-18 07:05:42,894 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-18 07:05:42,894 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-18 07:05:42,894 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-18 07:05:42,894 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-18 07:05:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-18 07:05:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-18 07:05:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-18 07:05:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-18 07:05:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-18 07:05:42,895 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-18 07:05:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-18 07:05:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-18 07:05:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-18 07:05:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-18 07:05:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-18 07:05:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-18 07:05:42,896 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-18 07:05:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-18 07:05:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-18 07:05:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:05:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:05:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-18 07:05:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 07:05:42,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-18 07:05:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-18 07:05:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 07:05:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 07:05:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:05:42,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:05:43,486 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:05:43,486 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-08-18 07:05:43,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:05:43 BoogieIcfgContainer [2019-08-18 07:05:43,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:05:43,489 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:05:43,489 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:05:43,489 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:05:43,490 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:05:43" (1/1) ... [2019-08-18 07:05:43,504 INFO L148 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-08-18 07:05:43,507 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:05:43,513 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:05:43,522 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:05:43,524 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:05:43,619 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 [2019-08-18 07:05:43,619 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:05:43,634 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:05:43,635 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:05:43,635 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 07:05:43,646 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 23 [2019-08-18 07:05:43,729 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_7|, |v_#memory_int_6|], 6=[|v_#memory_$Pointer$.base_6|, |v_#memory_$Pointer$.offset_6|]} [2019-08-18 07:05:43,743 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:05:44,077 WARN L188 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-08-18 07:05:44,078 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:05:44,089 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:05:44,403 WARN L188 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-08-18 07:05:44,404 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:05:44,412 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:05:44,737 WARN L188 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-08-18 07:05:44,737 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:05:44,745 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:05:44,967 WARN L188 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-08-18 07:05:44,968 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:05:44,970 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2019-08-18 07:05:44,970 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:243, output treesize:219 [2019-08-18 07:05:45,017 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_11|], 4=[|v_#memory_$Pointer$.base_25|, |v_#memory_$Pointer$.offset_25|]} [2019-08-18 07:05:45,034 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:05:45,891 WARN L188 SmtUtils]: Spent 855.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-08-18 07:05:45,892 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:05:45,905 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:05:46,591 WARN L188 SmtUtils]: Spent 685.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-08-18 07:05:46,592 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:05:46,600 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:05:47,527 WARN L188 SmtUtils]: Spent 925.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-08-18 07:05:47,528 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:05:47,530 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2019-08-18 07:05:47,530 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 7 variables, input treesize:330, output treesize:405 [2019-08-18 07:05:47,577 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:05:48,577 WARN L188 SmtUtils]: Spent 999.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-08-18 07:05:48,578 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:05:48,580 INFO L496 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-2 vars, End of recursive call: 8 dim-0 vars, and 1 xjuncts. [2019-08-18 07:05:48,581 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 8 variables, input treesize:432, output treesize:420 [2019-08-18 07:05:48,624 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_19|, |v_#memory_int_20|], 4=[|v_#memory_int_30|], 6=[|v_#memory_$Pointer$.base_17|, |v_#memory_$Pointer$.offset_17|]} [2019-08-18 07:05:48,697 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:05:53,401 WARN L188 SmtUtils]: Spent 4.70 s on a formula simplification that was a NOOP. DAG size: 170 [2019-08-18 07:05:53,402 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:05:53,438 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:05:58,018 WARN L188 SmtUtils]: Spent 4.58 s on a formula simplification that was a NOOP. DAG size: 167 [2019-08-18 07:05:58,018 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:05:58,038 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:06:02,291 WARN L188 SmtUtils]: Spent 4.25 s on a formula simplification that was a NOOP. DAG size: 163 [2019-08-18 07:06:02,292 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:02,320 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:06:06,428 WARN L188 SmtUtils]: Spent 4.11 s on a formula simplification that was a NOOP. DAG size: 159 [2019-08-18 07:06:06,429 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:06,445 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:06:12,033 WARN L188 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 155 [2019-08-18 07:06:12,034 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:06:12,036 INFO L496 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 5 dim-2 vars, End of recursive call: 12 dim-0 vars, and 1 xjuncts. [2019-08-18 07:06:12,036 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 12 variables, input treesize:573, output treesize:798 [2019-08-18 07:06:12,368 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:06:12,370 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:06:12,384 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:06:12,435 INFO L392 ElimStorePlain]: Different costs {2=[v_prenex_10, |v_#memory_int_11|, v_prenex_1, v_prenex_2, v_prenex_4], 4=[v_prenex_9, |v_#memory_$Pointer$.base_28|, |v_#memory_$Pointer$.offset_28|, v_prenex_12]} [2019-08-18 07:06:14,469 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:13:10,406 WARN L188 SmtUtils]: Spent 6.93 m on a formula simplification that was a NOOP. DAG size: 337 [2019-08-18 07:13:10,406 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:13:12,204 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:20:06,348 WARN L188 SmtUtils]: Spent 6.90 m on a formula simplification that was a NOOP. DAG size: 334 [2019-08-18 07:20:06,349 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:20:08,369 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.