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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/dll2n_remove_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 07:31:25,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 07:31:25,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 07:31:25,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 07:31:25,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 07:31:25,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 07:31:25,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 07:31:25,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 07:31:25,547 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 07:31:25,548 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 07:31:25,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 07:31:25,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 07:31:25,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 07:31:25,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 07:31:25,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 07:31:25,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 07:31:25,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 07:31:25,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 07:31:25,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 07:31:25,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 07:31:25,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 07:31:25,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 07:31:25,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 07:31:25,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 07:31:25,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 07:31:25,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 07:31:25,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 07:31:25,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 07:31:25,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 07:31:25,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 07:31:25,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 07:31:25,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 07:31:25,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 07:31:25,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 07:31:25,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 07:31:25,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 07:31:25,579 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 07:31:25,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 07:31:25,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 07:31:25,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 07:31:25,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 07:31:25,581 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 [2019-09-19 07:31:25,606 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 07:31:25,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 07:31:25,609 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 07:31:25,609 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 07:31:25,609 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 07:31:25,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 07:31:25,610 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 07:31:25,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 07:31:25,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 07:31:25,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 07:31:25,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 07:31:25,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 07:31:25,612 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 07:31:25,612 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 07:31:25,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 07:31:25,612 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 07:31:25,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 07:31:25,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 07:31:25,613 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 07:31:25,613 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 07:31:25,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 07:31:25,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 07:31:25,614 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 07:31:25,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 07:31:25,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 07:31:25,615 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 07:31:25,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 07:31:25,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 07:31:25,615 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 07:31:25,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 07:31:25,678 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 07:31:25,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 07:31:25,684 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 07:31:25,686 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 07:31:25,687 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/dll2n_remove_all_reverse.i [2019-09-19 07:31:25,757 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6613d84d/3a1bc80fae61494bb35e27ffa489a9b8/FLAG623db5a6e [2019-09-19 07:31:26,349 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 07:31:26,350 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/dll2n_remove_all_reverse.i [2019-09-19 07:31:26,369 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6613d84d/3a1bc80fae61494bb35e27ffa489a9b8/FLAG623db5a6e [2019-09-19 07:31:26,628 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6613d84d/3a1bc80fae61494bb35e27ffa489a9b8 [2019-09-19 07:31:26,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 07:31:26,638 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 07:31:26,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 07:31:26,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 07:31:26,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 07:31:26,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:31:26" (1/1) ... [2019-09-19 07:31:26,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bb1423a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:31:26, skipping insertion in model container [2019-09-19 07:31:26,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:31:26" (1/1) ... [2019-09-19 07:31:26,653 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 07:31:26,695 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 07:31:27,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:31:27,122 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 07:31:27,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:31:27,229 INFO L192 MainTranslator]: Completed translation [2019-09-19 07:31:27,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:31:27 WrapperNode [2019-09-19 07:31:27,230 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 07:31:27,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 07:31:27,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 07:31:27,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 07:31:27,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:31:27" (1/1) ... [2019-09-19 07:31:27,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:31:27" (1/1) ... [2019-09-19 07:31:27,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:31:27" (1/1) ... [2019-09-19 07:31:27,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:31:27" (1/1) ... [2019-09-19 07:31:27,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:31:27" (1/1) ... [2019-09-19 07:31:27,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:31:27" (1/1) ... [2019-09-19 07:31:27,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:31:27" (1/1) ... [2019-09-19 07:31:27,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 07:31:27,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 07:31:27,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 07:31:27,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 07:31:27,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:31:27" (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 [2019-09-19 07:31:27,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 07:31:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 07:31:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-19 07:31:27,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-19 07:31:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-19 07:31:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-19 07:31:27,362 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_create [2019-09-19 07:31:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure dll_remove_last [2019-09-19 07:31:27,363 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 07:31:27,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 07:31:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-19 07:31:27,364 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-19 07:31:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-19 07:31:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-19 07:31:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-19 07:31:27,365 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-19 07:31:27,367 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-19 07:31:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-19 07:31:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-19 07:31:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-19 07:31:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-19 07:31:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-19 07:31:27,368 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-19 07:31:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-19 07:31:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-19 07:31:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-19 07:31:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-19 07:31:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-19 07:31:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-19 07:31:27,369 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-19 07:31:27,370 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-19 07:31:27,370 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-19 07:31:27,370 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-19 07:31:27,370 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-19 07:31:27,370 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-19 07:31:27,371 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-19 07:31:27,371 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-19 07:31:27,371 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-19 07:31:27,371 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-19 07:31:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-19 07:31:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-19 07:31:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-19 07:31:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-19 07:31:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-19 07:31:27,372 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-19 07:31:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-19 07:31:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-19 07:31:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-19 07:31:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-19 07:31:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-19 07:31:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-19 07:31:27,373 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-19 07:31:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-19 07:31:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-19 07:31:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-19 07:31:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-19 07:31:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-19 07:31:27,374 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-19 07:31:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-19 07:31:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-19 07:31:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-19 07:31:27,375 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-19 07:31:27,376 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 07:31:27,376 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-19 07:31:27,376 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-19 07:31:27,376 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 07:31:27,376 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-19 07:31:27,376 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-19 07:31:27,377 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-19 07:31:27,377 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-19 07:31:27,378 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-19 07:31:27,378 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-19 07:31:27,378 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-19 07:31:27,379 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-19 07:31:27,379 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-19 07:31:27,379 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-19 07:31:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-19 07:31:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-19 07:31:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-19 07:31:27,380 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-19 07:31:27,381 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-19 07:31:27,381 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-19 07:31:27,381 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-19 07:31:27,381 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-19 07:31:27,382 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-19 07:31:27,382 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-19 07:31:27,382 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-19 07:31:27,383 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-19 07:31:27,383 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-19 07:31:27,383 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-19 07:31:27,383 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-19 07:31:27,383 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-19 07:31:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-19 07:31:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-19 07:31:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-19 07:31:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-19 07:31:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-19 07:31:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-19 07:31:27,384 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-19 07:31:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-19 07:31:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-19 07:31:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-19 07:31:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-19 07:31:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-19 07:31:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-19 07:31:27,385 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-19 07:31:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-19 07:31:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-19 07:31:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-19 07:31:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-19 07:31:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-19 07:31:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-19 07:31:27,386 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-19 07:31:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-19 07:31:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-19 07:31:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-19 07:31:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-19 07:31:27,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 07:31:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 07:31:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 07:31:27,388 INFO L130 BoogieDeclarations]: Found specification of procedure dll_create [2019-09-19 07:31:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure dll_remove_last [2019-09-19 07:31:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 07:31:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 07:31:27,389 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 07:31:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 07:31:27,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-19 07:31:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 07:31:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 07:31:27,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 07:31:27,766 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-19 07:31:28,054 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 07:31:28,054 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-19 07:31:28,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:31:28 BoogieIcfgContainer [2019-09-19 07:31:28,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 07:31:28,056 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 07:31:28,056 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 07:31:28,057 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 07:31:28,058 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:31:28" (1/1) ... [2019-09-19 07:31:28,058 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 07:31:28,079 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 07:31:28,079 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 07:31:28,087 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 07:31:28,094 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 07:31:28,096 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 07:31:28,235 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-19 07:31:29,026 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 92 [2019-09-19 07:31:29,190 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-19 07:31:29,314 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 07:31:39,574 WARN L191 SmtUtils]: Spent 9.99 s on a formula simplification. DAG size of input: 189 DAG size of output: 175 [2019-09-19 07:31:42,158 WARN L191 SmtUtils]: Spent 2.54 s on a formula simplification that was a NOOP. DAG size: 170 [2019-09-19 07:31:44,854 WARN L191 SmtUtils]: Spent 2.66 s on a formula simplification that was a NOOP. DAG size: 167 [2019-09-19 07:31:47,071 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-19 07:31:49,016 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 160 [2019-09-19 07:31:51,219 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 189 [2019-09-19 07:31:51,344 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 07:31:51,386 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 07:31:51,417 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 07:31:53,515 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 106 DAG size of output: 104 [2019-09-19 07:31:54,319 WARN L191 SmtUtils]: Spent 735.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 07:31:55,027 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-19 07:31:55,800 WARN L191 SmtUtils]: Spent 732.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 07:31:56,510 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-19 07:31:57,207 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2019-09-19 07:31:57,824 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2019-09-19 07:31:58,267 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2019-09-19 07:31:58,326 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:31:58,330 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-19 07:31:58,655 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-19 07:31:58,790 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-19 07:31:59,045 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2019-09-19 07:31:59,181 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 07:31:59,634 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 83 [2019-09-19 07:32:00,303 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2019-09-19 07:32:00,655 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 65 [2019-09-19 07:32:00,897 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 67 [2019-09-19 07:32:01,026 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 07:32:01,030 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 07:32:01,038 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 07:32:01,171 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 64 [2019-09-19 07:32:01,362 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 07:32:01,491 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-19 07:32:01,885 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 76 [2019-09-19 07:32:02,064 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-19 07:32:02,563 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2019-09-19 07:32:02,797 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-19 07:32:03,274 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 91 [2019-09-19 07:32:03,513 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 07:32:04,157 WARN L191 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 97 [2019-09-19 07:32:04,469 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 07:32:05,579 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 106 DAG size of output: 106 [2019-09-19 07:32:06,117 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 07:32:07,341 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 119 DAG size of output: 112 [2019-09-19 07:32:07,938 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-19 07:32:09,433 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 121 DAG size of output: 121 [2019-09-19 07:32:10,124 WARN L191 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-19 07:32:12,213 WARN L191 SmtUtils]: Spent 2.09 s on a formula simplification. DAG size of input: 139 DAG size of output: 131 [2019-09-19 07:32:12,655 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-19 07:32:13,731 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 146 DAG size of output: 122 [2019-09-19 07:32:14,838 WARN L191 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 121 [2019-09-19 07:32:15,284 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 07:32:15,429 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2019-09-19 07:32:16,356 WARN L191 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 126 [2019-09-19 07:32:16,394 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.UnsupportedOperationException: expected NNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive$TermWalker.walk(NonRecursive.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder.(ArrayOccurrenceAnalysis.java:181) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.(ArrayOccurrenceAnalysis.java:74) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:275) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:275) 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.strongestPostconditionReturn(PredicateTransformer.java:202) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.postReturn(SymbolicTools.java:147) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:232) 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.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:178) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:169) 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) [2019-09-19 07:32:16,402 INFO L168 Benchmark]: Toolchain (without parser) took 49764.21 ms. Allocated memory was 131.6 MB in the beginning and 444.6 MB in the end (delta: 313.0 MB). Free memory was 86.6 MB in the beginning and 190.6 MB in the end (delta: -104.0 MB). Peak memory consumption was 325.7 MB. Max. memory is 7.1 GB. [2019-09-19 07:32:16,402 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 106.0 MB in the beginning and 105.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-19 07:32:16,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 592.09 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 86.4 MB in the beginning and 160.0 MB in the end (delta: -73.6 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-19 07:32:16,406 INFO L168 Benchmark]: Boogie Preprocessor took 73.94 ms. Allocated memory is still 199.2 MB. Free memory was 160.0 MB in the beginning and 156.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-19 07:32:16,409 INFO L168 Benchmark]: RCFGBuilder took 750.69 ms. Allocated memory is still 199.2 MB. Free memory was 156.8 MB in the beginning and 102.8 MB in the end (delta: 53.9 MB). Peak memory consumption was 53.9 MB. Max. memory is 7.1 GB. [2019-09-19 07:32:16,410 INFO L168 Benchmark]: Sifa took 48344.23 ms. Allocated memory was 199.2 MB in the beginning and 444.6 MB in the end (delta: 245.4 MB). Free memory was 102.8 MB in the beginning and 190.6 MB in the end (delta: -87.7 MB). Peak memory consumption was 274.3 MB. Max. memory is 7.1 GB. [2019-09-19 07:32:16,413 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 106.0 MB in the beginning and 105.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 592.09 ms. Allocated memory was 131.6 MB in the beginning and 199.2 MB in the end (delta: 67.6 MB). Free memory was 86.4 MB in the beginning and 160.0 MB in the end (delta: -73.6 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 73.94 ms. Allocated memory is still 199.2 MB. Free memory was 160.0 MB in the beginning and 156.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 750.69 ms. Allocated memory is still 199.2 MB. Free memory was 156.8 MB in the beginning and 102.8 MB in the end (delta: 53.9 MB). Peak memory consumption was 53.9 MB. Max. memory is 7.1 GB. * Sifa took 48344.23 ms. Allocated memory was 199.2 MB in the beginning and 444.6 MB in the end (delta: 245.4 MB). Free memory was 102.8 MB in the beginning and 190.6 MB in the end (delta: -87.7 MB). Peak memory consumption was 274.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: UnsupportedOperationException: expected NNF de.uni_freiburg.informatik.ultimate.plugins.sifa: UnsupportedOperationException: expected NNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...