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/dll-simple-white-blue-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:00:38,062 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:00:38,065 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:00:38,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:00:38,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:00:38,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:00:38,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:00:38,081 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:00:38,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:00:38,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:00:38,084 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:00:38,085 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:00:38,086 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:00:38,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:00:38,088 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:00:38,089 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:00:38,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:00:38,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:00:38,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:00:38,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:00:38,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:00:38,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:00:38,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:00:38,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:00:38,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 07:00:38,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 07:00:38,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 07:00:38,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 07:00:38,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 07:00:38,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 07:00:38,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 07:00:38,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 07:00:38,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 07:00:38,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 07:00:38,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 07:00:38,109 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 07:00:38,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 07:00:38,110 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 07:00:38,110 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:00:38,111 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:00:38,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:00:38,112 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 07:00:38,127 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:00:38,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:00:38,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:00:38,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:00:38,129 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:00:38,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:00:38,130 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:00:38,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:00:38,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:00:38,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:00:38,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:00:38,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:00:38,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:00:38,131 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:00:38,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:00:38,132 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:00:38,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:00:38,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:00:38,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:00:38,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:00:38,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:00:38,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:00:38,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:00:38,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:00:38,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:00:38,134 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:00:38,134 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:00:38,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:00:38,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:00:38,173 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:00:38,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:00:38,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:00:38,192 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:00:38,193 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:00:38,194 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-simple-white-blue-2.i [2019-08-18 07:00:38,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6abd14380/cad944428317471cbe915f21540f8dcb/FLAG92e1fb1a4 [2019-08-18 07:00:38,860 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:00:38,861 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-simple-white-blue-2.i [2019-08-18 07:00:38,879 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6abd14380/cad944428317471cbe915f21540f8dcb/FLAG92e1fb1a4 [2019-08-18 07:00:39,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6abd14380/cad944428317471cbe915f21540f8dcb [2019-08-18 07:00:39,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:00:39,224 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:00:39,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:00:39,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:00:39,232 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:00:39,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:00:39" (1/1) ... [2019-08-18 07:00:39,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c28ebc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:00:39, skipping insertion in model container [2019-08-18 07:00:39,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:00:39" (1/1) ... [2019-08-18 07:00:39,243 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:00:39,307 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:00:39,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:00:39,772 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:00:39,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:00:39,886 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:00:39,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:00:39 WrapperNode [2019-08-18 07:00:39,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:00:39,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:00:39,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:00:39,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:00:39,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:00:39" (1/1) ... [2019-08-18 07:00:39,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:00:39" (1/1) ... [2019-08-18 07:00:39,930 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:00:39" (1/1) ... [2019-08-18 07:00:39,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:00:39" (1/1) ... [2019-08-18 07:00:39,952 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:00:39" (1/1) ... [2019-08-18 07:00:39,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:00:39" (1/1) ... [2019-08-18 07:00:39,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:00:39" (1/1) ... [2019-08-18 07:00:39,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:00:39,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:00:39,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:00:39,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:00:39,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:00:39" (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 07:00:40,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:00:40,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:00:40,030 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:00:40,030 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-18 07:00:40,030 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-18 07:00:40,031 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-18 07:00:40,031 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-18 07:00:40,031 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-18 07:00:40,031 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-18 07:00:40,031 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-18 07:00:40,032 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-18 07:00:40,032 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-18 07:00:40,032 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-18 07:00:40,032 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-18 07:00:40,032 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-18 07:00:40,032 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-18 07:00:40,033 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-18 07:00:40,033 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-18 07:00:40,033 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-18 07:00:40,033 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-18 07:00:40,033 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-18 07:00:40,034 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-18 07:00:40,034 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-18 07:00:40,034 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-18 07:00:40,034 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-18 07:00:40,034 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-18 07:00:40,034 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-18 07:00:40,035 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-18 07:00:40,035 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-18 07:00:40,035 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-18 07:00:40,035 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-18 07:00:40,035 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-18 07:00:40,035 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-18 07:00:40,036 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-18 07:00:40,036 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-18 07:00:40,036 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-18 07:00:40,036 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-18 07:00:40,036 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-18 07:00:40,037 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-18 07:00:40,037 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-18 07:00:40,037 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-18 07:00:40,037 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-18 07:00:40,037 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-18 07:00:40,037 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-18 07:00:40,038 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-18 07:00:40,038 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-18 07:00:40,038 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-18 07:00:40,038 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-18 07:00:40,038 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-18 07:00:40,038 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-18 07:00:40,039 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-18 07:00:40,039 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-18 07:00:40,039 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-18 07:00:40,039 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-18 07:00:40,039 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-18 07:00:40,039 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-18 07:00:40,040 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-18 07:00:40,040 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-18 07:00:40,040 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-18 07:00:40,040 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-18 07:00:40,040 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-18 07:00:40,040 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-18 07:00:40,041 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-18 07:00:40,041 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-18 07:00:40,041 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-18 07:00:40,041 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-18 07:00:40,041 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-18 07:00:40,041 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-18 07:00:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-18 07:00:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-18 07:00:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-18 07:00:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-18 07:00:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-18 07:00:40,042 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-18 07:00:40,043 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-18 07:00:40,043 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-18 07:00:40,043 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-18 07:00:40,043 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-18 07:00:40,043 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-18 07:00:40,043 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-18 07:00:40,044 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-18 07:00:40,044 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-18 07:00:40,044 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-18 07:00:40,044 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-18 07:00:40,044 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-18 07:00:40,044 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-18 07:00:40,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-18 07:00:40,045 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-18 07:00:40,045 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-18 07:00:40,045 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-18 07:00:40,045 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-18 07:00:40,045 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-18 07:00:40,045 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-18 07:00:40,046 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-18 07:00:40,046 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-18 07:00:40,046 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-18 07:00:40,046 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-18 07:00:40,046 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-18 07:00:40,046 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-18 07:00:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-18 07:00:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-18 07:00:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-18 07:00:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-18 07:00:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-18 07:00:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-18 07:00:40,047 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-18 07:00:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-18 07:00:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:00:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:00:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-18 07:00:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-18 07:00:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 07:00:40,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-18 07:00:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 07:00:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 07:00:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:00:40,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:00:40,679 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:00:40,679 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-18 07:00:40,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:00:40 BoogieIcfgContainer [2019-08-18 07:00:40,681 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:00:40,682 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:00:40,682 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:00:40,682 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:00:40,683 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:00:40" (1/1) ... [2019-08-18 07:00:40,695 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 07:00:40,698 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:00:40,704 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:00:40,712 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:00:40,714 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:00:40,794 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 07:00:40,795 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:00:40,815 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:00:40,815 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:00:40,816 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 07:00:40,835 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 23 [2019-08-18 07:00:40,888 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 07:00:41,006 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-08-18 07:00:41,007 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:00:41,015 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 07:00:41,116 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-08-18 07:00:41,117 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:00:41,118 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-18 07:00:41,119 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:152, output treesize:126 [2019-08-18 07:00:41,187 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_10|, |v_#memory_int_13|, |v_#memory_$Pointer$.base_10|], 4=[|v_#memory_int_14|], 16=[|v_#memory_$Pointer$.offset_33|, |v_#memory_$Pointer$.base_33|]} [2019-08-18 07:00:41,206 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 07:00:42,372 WARN L188 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 131 [2019-08-18 07:00:42,373 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:00:42,386 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 07:00:43,308 WARN L188 SmtUtils]: Spent 921.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-08-18 07:00:43,308 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:00:43,327 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 07:00:44,180 WARN L188 SmtUtils]: Spent 852.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-08-18 07:00:44,180 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:00:44,210 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 07:00:44,990 WARN L188 SmtUtils]: Spent 778.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-08-18 07:00:44,990 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:00:45,017 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 07:00:46,151 WARN L188 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 117 [2019-08-18 07:00:46,152 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:00:46,164 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:00:47,082 WARN L188 SmtUtils]: Spent 917.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-08-18 07:00:47,082 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:00:47,085 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 6 dim-2 vars, End of recursive call: 8 dim-0 vars, and 1 xjuncts. [2019-08-18 07:00:47,085 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 8 variables, input treesize:420, output treesize:551 [2019-08-18 07:00:47,129 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:00:47,178 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_10|, |v_#memory_int_34|, |v_#memory_$Pointer$.base_10|], 4=[|v_#memory_int_14|], 6=[|v_#memory_int_13|], 16=[|v_#memory_$Pointer$.base_34|, |v_#memory_$Pointer$.offset_34|]} [2019-08-18 07:00:47,275 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 07:00:47,530 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 07:01:09,209 WARN L188 SmtUtils]: Spent 21.68 s on a formula simplification that was a NOOP. DAG size: 223 [2019-08-18 07:01:09,209 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:01:09,339 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:01:30,216 WARN L188 SmtUtils]: Spent 20.88 s on a formula simplification that was a NOOP. DAG size: 217 [2019-08-18 07:01:30,216 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:01:30,634 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 07:01:31,041 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 07:01:50,470 WARN L188 SmtUtils]: Spent 19.43 s on a formula simplification that was a NOOP. DAG size: 215 [2019-08-18 07:01:50,471 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:01:50,656 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:01:51,148 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:20,624 WARN L188 SmtUtils]: Spent 29.48 s on a formula simplification that was a NOOP. DAG size: 220 [2019-08-18 07:02:20,625 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:02:20,716 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:20,853 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:02:53,713 WARN L188 SmtUtils]: Spent 32.86 s on a formula simplification that was a NOOP. DAG size: 216 [2019-08-18 07:02:53,713 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:02:53,947 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:03:18,513 WARN L188 SmtUtils]: Spent 24.56 s on a formula simplification that was a NOOP. DAG size: 212 [2019-08-18 07:03:18,514 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:18,656 INFO L496 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:03:46,282 WARN L188 SmtUtils]: Spent 27.63 s on a formula simplification that was a NOOP. DAG size: 208 [2019-08-18 07:03:46,283 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:46,286 INFO L496 ElimStorePlain]: Start of recursive call 1: 11 dim-0 vars, 7 dim-2 vars, End of recursive call: 21 dim-0 vars, and 2 xjuncts. [2019-08-18 07:03:46,287 INFO L221 ElimStorePlain]: Needed 12 recursive calls to eliminate 18 variables, input treesize:5904, output treesize:6595 [2019-08-18 07:03:46,981 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_14|], 1=[|v_#valid_21|]} [2019-08-18 07:03:47,000 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 [2019-08-18 07:03:47,000 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:47,223 WARN L188 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-18 07:03:47,223 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:47,242 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 [2019-08-18 07:03:47,242 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:47,447 WARN L188 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-18 07:03:47,447 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:47,450 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_35|], 2=[|v_#memory_$Pointer$.offset_10|, |v_#memory_int_13|, |v_#memory_$Pointer$.base_10|], 4=[|v_#memory_int_14|], 8=[|v_#memory_$Pointer$.base_35|, |v_#memory_$Pointer$.offset_35|]} [2019-08-18 07:03:47,463 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 [2019-08-18 07:03:47,464 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:47,620 WARN L188 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-18 07:03:47,621 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:47,627 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 07:03:47,766 WARN L188 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-18 07:03:47,767 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:47,789 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 19 treesize of output 1 [2019-08-18 07:03:47,790 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:47,899 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-18 07:03:47,900 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:47,905 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-18 07:03:48,005 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:48,016 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:48,018 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 20 treesize of output 9 [2019-08-18 07:03:48,018 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:48,083 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:48,109 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:48,122 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:48,248 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2019-08-18 07:03:48,249 INFO L341 Elim1Store]: treesize reduction 50, result has 66.2 percent of original size [2019-08-18 07:03:48,249 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 142 [2019-08-18 07:03:48,251 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:48,454 WARN L188 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 68 [2019-08-18 07:03:48,455 INFO L567 ElimStorePlain]: treesize reduction 83, result has 69.5 percent of original size [2019-08-18 07:03:48,468 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:48,660 WARN L188 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 49 [2019-08-18 07:03:48,660 INFO L341 Elim1Store]: treesize reduction 12, result has 92.9 percent of original size [2019-08-18 07:03:48,661 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 202 [2019-08-18 07:03:48,662 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:48,999 WARN L188 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2019-08-18 07:03:48,999 INFO L567 ElimStorePlain]: treesize reduction 137, result has 52.6 percent of original size [2019-08-18 07:03:49,001 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:49,002 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-18 07:03:49,003 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:49,004 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:49,004 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:49,006 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:49,007 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:49,010 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 7 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-18 07:03:49,010 INFO L221 ElimStorePlain]: Needed 10 recursive calls to eliminate 11 variables, input treesize:312, output treesize:134 [2019-08-18 07:03:49,030 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:49,035 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:49,048 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_22|]} [2019-08-18 07:03:49,058 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 [2019-08-18 07:03:49,059 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:49,148 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:49,160 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 [2019-08-18 07:03:49,160 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:49,237 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:49,239 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_36|], 2=[|v_#memory_$Pointer$.base_23|, |v_#memory_$Pointer$.offset_23|], 4=[|v_#memory_$Pointer$.base_36|, |v_#memory_$Pointer$.offset_36|, |v_#memory_int_24|]} [2019-08-18 07:03:49,249 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 [2019-08-18 07:03:49,249 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:49,307 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:49,311 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 07:03:49,356 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:49,360 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 07:03:49,399 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:49,406 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:49,408 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2019-08-18 07:03:49,409 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:49,446 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:49,454 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:49,456 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 20 [2019-08-18 07:03:49,459 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:49,492 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:49,498 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:49,500 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 20 treesize of output 9 [2019-08-18 07:03:49,500 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:49,529 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:49,530 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 6 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:03:49,531 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 8 variables, input treesize:143, output treesize:44 [2019-08-18 07:03:49,561 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_37|, |v_#memory_int_28|], 10=[|v_#memory_$Pointer$.base_37|, |v_#memory_$Pointer$.offset_37|]} [2019-08-18 07:03:49,584 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:49,605 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 160 [2019-08-18 07:03:49,606 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:49,621 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:49,630 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 176 treesize of output 160 [2019-08-18 07:03:49,632 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:49,844 WARN L188 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-08-18 07:03:49,845 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:49,900 INFO L341 Elim1Store]: treesize reduction 29, result has 42.0 percent of original size [2019-08-18 07:03:49,901 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 157 treesize of output 153 [2019-08-18 07:03:49,902 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:49,965 INFO L341 Elim1Store]: treesize reduction 29, result has 42.0 percent of original size [2019-08-18 07:03:49,966 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 157 treesize of output 153 [2019-08-18 07:03:49,967 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:50,107 WARN L188 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-08-18 07:03:50,107 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:50,124 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:50,202 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:50,203 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 150 treesize of output 202 [2019-08-18 07:03:50,205 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:50,207 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:50,224 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 07:03:50,279 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:03:50,280 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 150 treesize of output 202 [2019-08-18 07:03:50,281 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:03:50,283 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-18 07:03:50,593 WARN L188 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 67 [2019-08-18 07:03:50,594 INFO L567 ElimStorePlain]: treesize reduction 102, result has 73.9 percent of original size [2019-08-18 07:03:50,595 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation has thrown an exception: java.lang.UnsupportedOperationException: expected NNF at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive$TermWalker.walk(NonRecursive.java:146) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder.(ArrayOccurrenceAnalysis.java:181) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.(ArrayOccurrenceAnalysis.java:74) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:275) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools$EliminatingTermDomainOperationProvider.constructQuantifiedFormula(SymbolicTools.java:242) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:232) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:130) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools.post(SymbolicTools.java:106) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretInternal(DagInterpreter.java:200) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:182) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTrans(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretNode(DagInterpreter.java:133) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:115) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:125) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpret(IcfgInterpreter.java:116) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.processIcfg(SymbolicInterpretationObserver.java:77) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.process(SymbolicInterpretationObserver.java:69) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-18 07:03:50,602 INFO L168 Benchmark]: Toolchain (without parser) took 191377.36 ms. Allocated memory was 140.0 MB in the beginning and 305.1 MB in the end (delta: 165.2 MB). Free memory was 86.4 MB in the beginning and 207.3 MB in the end (delta: -120.9 MB). Peak memory consumption was 168.2 MB. Max. memory is 7.1 GB. [2019-08-18 07:03:50,602 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 07:03:50,603 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.09 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 86.2 MB in the beginning and 165.6 MB in the end (delta: -79.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2019-08-18 07:03:50,604 INFO L168 Benchmark]: Boogie Preprocessor took 91.30 ms. Allocated memory is still 200.3 MB. Free memory was 165.6 MB in the beginning and 162.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-08-18 07:03:50,605 INFO L168 Benchmark]: RCFGBuilder took 701.31 ms. Allocated memory is still 200.3 MB. Free memory was 162.5 MB in the beginning and 117.2 MB in the end (delta: 45.3 MB). Peak memory consumption was 45.3 MB. Max. memory is 7.1 GB. [2019-08-18 07:03:50,605 INFO L168 Benchmark]: Symbolic Interpretation took 189918.39 ms. Allocated memory was 200.3 MB in the beginning and 305.1 MB in the end (delta: 104.9 MB). Free memory was 117.2 MB in the beginning and 207.3 MB in the end (delta: -90.0 MB). Peak memory consumption was 138.8 MB. Max. memory is 7.1 GB. [2019-08-18 07:03:50,609 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - ExceptionOrErrorResult: UnsupportedOperationException: expected NNF de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: UnsupportedOperationException: expected NNF: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 660.09 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 86.2 MB in the beginning and 165.6 MB in the end (delta: -79.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.30 ms. Allocated memory is still 200.3 MB. Free memory was 165.6 MB in the beginning and 162.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 701.31 ms. Allocated memory is still 200.3 MB. Free memory was 162.5 MB in the beginning and 117.2 MB in the end (delta: 45.3 MB). Peak memory consumption was 45.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 189918.39 ms. Allocated memory was 200.3 MB in the beginning and 305.1 MB in the end (delta: 104.9 MB). Free memory was 117.2 MB in the beginning and 207.3 MB in the end (delta: -90.0 MB). Peak memory consumption was 138.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...