java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/list-simple/sll2c_insert_equal.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 09:02:53,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 09:02:53,223 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 09:02:53,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 09:02:53,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 09:02:53,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 09:02:53,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 09:02:53,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 09:02:53,241 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 09:02:53,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 09:02:53,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 09:02:53,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 09:02:53,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 09:02:53,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 09:02:53,247 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 09:02:53,248 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 09:02:53,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 09:02:53,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 09:02:53,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 09:02:53,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 09:02:53,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 09:02:53,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 09:02:53,257 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 09:02:53,258 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 09:02:53,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 09:02:53,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 09:02:53,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 09:02:53,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 09:02:53,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 09:02:53,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 09:02:53,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 09:02:53,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 09:02:53,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 09:02:53,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 09:02:53,268 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 09:02:53,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 09:02:53,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 09:02:53,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 09:02:53,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 09:02:53,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 09:02:53,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 09:02:53,274 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 [2019-09-06 09:02:53,299 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 09:02:53,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 09:02:53,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 09:02:53,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 09:02:53,302 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 09:02:53,302 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 09:02:53,302 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 09:02:53,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 09:02:53,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 09:02:53,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 09:02:53,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 09:02:53,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 09:02:53,304 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 09:02:53,305 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 09:02:53,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 09:02:53,305 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 09:02:53,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 09:02:53,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 09:02:53,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 09:02:53,306 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 09:02:53,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 09:02:53,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 09:02:53,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 09:02:53,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 09:02:53,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 09:02:53,308 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 09:02:53,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 09:02:53,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 09:02:53,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 09:02:53,362 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 09:02:53,381 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 09:02:53,386 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 09:02:53,387 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 09:02:53,388 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 09:02:53,389 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_insert_equal.i [2019-09-06 09:02:53,454 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4845d3db/b5e990b034354cef9daa5ad6b2302279/FLAGe95702188 [2019-09-06 09:02:53,938 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 09:02:53,941 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_insert_equal.i [2019-09-06 09:02:53,967 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4845d3db/b5e990b034354cef9daa5ad6b2302279/FLAGe95702188 [2019-09-06 09:02:54,291 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4845d3db/b5e990b034354cef9daa5ad6b2302279 [2019-09-06 09:02:54,302 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 09:02:54,303 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 09:02:54,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 09:02:54,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 09:02:54,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 09:02:54,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:02:54" (1/1) ... [2019-09-06 09:02:54,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@358d5ad5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:02:54, skipping insertion in model container [2019-09-06 09:02:54,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:02:54" (1/1) ... [2019-09-06 09:02:54,320 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 09:02:54,359 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 09:02:54,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:02:54,885 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 09:02:54,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:02:55,002 INFO L192 MainTranslator]: Completed translation [2019-09-06 09:02:55,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:02:55 WrapperNode [2019-09-06 09:02:55,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 09:02:55,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 09:02:55,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 09:02:55,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 09:02:55,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:02:55" (1/1) ... [2019-09-06 09:02:55,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:02:55" (1/1) ... [2019-09-06 09:02:55,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:02:55" (1/1) ... [2019-09-06 09:02:55,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:02:55" (1/1) ... [2019-09-06 09:02:55,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:02:55" (1/1) ... [2019-09-06 09:02:55,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:02:55" (1/1) ... [2019-09-06 09:02:55,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:02:55" (1/1) ... [2019-09-06 09:02:55,068 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 09:02:55,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 09:02:55,069 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 09:02:55,069 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 09:02:55,070 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:02:55" (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 [2019-09-06 09:02:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 09:02:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 09:02:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-06 09:02:55,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-06 09:02:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-06 09:02:55,135 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-06 09:02:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-06 09:02:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-09-06 09:02:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_insert [2019-09-06 09:02:55,136 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 09:02:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 09:02:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-06 09:02:55,137 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-06 09:02:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-06 09:02:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-06 09:02:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-06 09:02:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-06 09:02:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-06 09:02:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-06 09:02:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-06 09:02:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-06 09:02:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-06 09:02:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-06 09:02:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-06 09:02:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-06 09:02:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-06 09:02:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-06 09:02:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-06 09:02:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-06 09:02:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-06 09:02:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-06 09:02:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-06 09:02:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-06 09:02:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-06 09:02:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-06 09:02:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-06 09:02:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-06 09:02:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-06 09:02:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-06 09:02:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-06 09:02:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-06 09:02:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-06 09:02:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-06 09:02:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-06 09:02:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-06 09:02:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-06 09:02:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-06 09:02:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-06 09:02:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-06 09:02:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-06 09:02:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-06 09:02:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-06 09:02:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-06 09:02:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-06 09:02:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-06 09:02:55,149 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-06 09:02:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-06 09:02:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-06 09:02:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-06 09:02:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-06 09:02:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-06 09:02:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-06 09:02:55,150 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-06 09:02:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 09:02:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-06 09:02:55,151 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-06 09:02:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 09:02:55,152 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-06 09:02:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-06 09:02:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-06 09:02:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-06 09:02:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-06 09:02:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-06 09:02:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-06 09:02:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-06 09:02:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-06 09:02:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-06 09:02:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-06 09:02:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-06 09:02:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-06 09:02:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-06 09:02:55,156 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-06 09:02:55,156 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-06 09:02:55,156 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-06 09:02:55,156 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-06 09:02:55,157 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-06 09:02:55,157 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-06 09:02:55,158 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-06 09:02:55,158 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-06 09:02:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-06 09:02:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-06 09:02:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-06 09:02:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-06 09:02:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-06 09:02:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-06 09:02:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-06 09:02:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-06 09:02:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-06 09:02:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-06 09:02:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-06 09:02:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-06 09:02:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-06 09:02:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-06 09:02:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-06 09:02:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-06 09:02:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-06 09:02:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-06 09:02:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-06 09:02:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-06 09:02:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-06 09:02:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-06 09:02:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-06 09:02:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-06 09:02:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-06 09:02:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-06 09:02:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-06 09:02:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-06 09:02:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-06 09:02:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 09:02:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 09:02:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 09:02:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-06 09:02:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-09-06 09:02:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 09:02:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 09:02:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_insert [2019-09-06 09:02:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 09:02:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 09:02:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-06 09:02:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 09:02:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 09:02:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 09:02:55,562 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-06 09:02:55,823 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 09:02:55,823 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-06 09:02:55,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:02:55 BoogieIcfgContainer [2019-09-06 09:02:55,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 09:02:55,825 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 09:02:55,826 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 09:02:55,826 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 09:02:55,827 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:02:55" (1/1) ... [2019-09-06 09:02:55,828 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 09:02:55,851 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 09:02:55,851 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 09:02:55,859 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 09:02:55,869 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 09:02:55,870 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 09:02:55,945 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-06 09:02:56,070 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-06 09:02:56,820 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2019-09-06 09:02:56,860 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.AssertionError: no XNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:244) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:273) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:237) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.InterpretCallSummarizer.summarize(InterpretCallSummarizer.java:60) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.ReUseSupersetCallSummarizer.lambda$2(ReUseSupersetCallSummarizer.java:69) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.SummaryCache.reUseOrCompute(SummaryCache.java:72) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.ReUseSupersetCallSummarizer.summarize(ReUseSupersetCallSummarizer.java:68) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:81) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) 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) [2019-09-06 09:02:56,865 INFO L168 Benchmark]: Toolchain (without parser) took 2561.89 ms. Allocated memory was 142.6 MB in the beginning and 231.7 MB in the end (delta: 89.1 MB). Free memory was 88.9 MB in the beginning and 135.6 MB in the end (delta: -46.7 MB). Peak memory consumption was 42.4 MB. Max. memory is 7.1 GB. [2019-09-06 09:02:56,866 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 09:02:56,867 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.38 ms. Allocated memory was 142.6 MB in the beginning and 202.9 MB in the end (delta: 60.3 MB). Free memory was 88.5 MB in the beginning and 164.6 MB in the end (delta: -76.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-09-06 09:02:56,868 INFO L168 Benchmark]: Boogie Preprocessor took 64.34 ms. Allocated memory is still 202.9 MB. Free memory was 164.6 MB in the beginning and 161.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-09-06 09:02:56,869 INFO L168 Benchmark]: RCFGBuilder took 756.21 ms. Allocated memory is still 202.9 MB. Free memory was 161.1 MB in the beginning and 110.8 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 7.1 GB. [2019-09-06 09:02:56,870 INFO L168 Benchmark]: Sifa took 1038.09 ms. Allocated memory was 202.9 MB in the beginning and 231.7 MB in the end (delta: 28.8 MB). Free memory was 110.8 MB in the beginning and 135.6 MB in the end (delta: -24.8 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-06 09:02:56,873 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 108.5 MB in the beginning and 108.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 699.38 ms. Allocated memory was 142.6 MB in the beginning and 202.9 MB in the end (delta: 60.3 MB). Free memory was 88.5 MB in the beginning and 164.6 MB in the end (delta: -76.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 64.34 ms. Allocated memory is still 202.9 MB. Free memory was 164.6 MB in the beginning and 161.1 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 756.21 ms. Allocated memory is still 202.9 MB. Free memory was 161.1 MB in the beginning and 110.8 MB in the end (delta: 50.3 MB). Peak memory consumption was 50.3 MB. Max. memory is 7.1 GB. * Sifa took 1038.09 ms. Allocated memory was 202.9 MB in the beginning and 231.7 MB in the end (delta: 28.8 MB). Free memory was 110.8 MB in the beginning and 135.6 MB in the end (delta: -24.8 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: AssertionError: no XNF de.uni_freiburg.informatik.ultimate.plugins.sifa: AssertionError: no XNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:244) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...