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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/list-simple/sll2c_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:24:50,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:24:50,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:24:50,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:24:50,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:24:50,594 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:24:50,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:24:50,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:24:50,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:24:50,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:24:50,613 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:24:50,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:24:50,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:24:50,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:24:50,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:24:50,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:24:50,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:24:50,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:24:50,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:24:50,637 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:24:50,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:24:50,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:24:50,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:24:50,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:24:50,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:24:50,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:24:50,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:24:50,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:24:50,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:24:50,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:24:50,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:24:50,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:24:50,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:24:50,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:24:50,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:24:50,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:24:50,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:24:50,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:24:50,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:24:50,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:24:50,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:24:50,666 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 [2019-09-20 20:24:50,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:24:50,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:24:50,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:24:50,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:24:50,690 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:24:50,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:24:50,690 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:24:50,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:24:50,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:24:50,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:24:50,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:24:50,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:24:50,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:24:50,693 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:24:50,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:24:50,693 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:24:50,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:24:50,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:24:50,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:24:50,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:24:50,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:24:50,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:24:50,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:24:50,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:24:50,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:24:50,695 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:24:50,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:24:50,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:24:50,696 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 -> ReUseSupersetCallSummarizer 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 [2019-09-20 20:24:50,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:24:50,761 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:24:50,764 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:24:50,766 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:24:50,766 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:24:50,767 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2c_update_all_reverse.i [2019-09-20 20:24:50,840 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2912c61cf/199b1b330847470e9783b1792e9a7a23/FLAG35154e845 [2019-09-20 20:24:51,417 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:24:51,420 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2c_update_all_reverse.i [2019-09-20 20:24:51,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2912c61cf/199b1b330847470e9783b1792e9a7a23/FLAG35154e845 [2019-09-20 20:24:51,709 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2912c61cf/199b1b330847470e9783b1792e9a7a23 [2019-09-20 20:24:51,718 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:24:51,719 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:24:51,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:24:51,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:24:51,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:24:51,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:24:51" (1/1) ... [2019-09-20 20:24:51,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9b7aea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:51, skipping insertion in model container [2019-09-20 20:24:51,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:24:51" (1/1) ... [2019-09-20 20:24:51,734 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:24:51,785 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:24:52,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:24:52,270 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:24:52,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:24:52,387 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:24:52,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52 WrapperNode [2019-09-20 20:24:52,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:24:52,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:24:52,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:24:52,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:24:52,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (1/1) ... [2019-09-20 20:24:52,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:24:52,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:24:52,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:24:52,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:24:52,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:24:52" (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 [2019-09-20 20:24:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:24:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:24:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 20:24:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 20:24:52,518 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2019-09-20 20:24:52,518 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2019-09-20 20:24:52,518 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_create [2019-09-20 20:24:52,518 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_destroy [2019-09-20 20:24:52,521 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_get_data_at [2019-09-20 20:24:52,521 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_circular_update_at [2019-09-20 20:24:52,521 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:24:52,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:24:52,522 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 20:24:52,522 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 20:24:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 20:24:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 20:24:52,525 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 20:24:52,525 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 20:24:52,525 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 20:24:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 20:24:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 20:24:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 20:24:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 20:24:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 20:24:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 20:24:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 20:24:52,527 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 20:24:52,527 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 20:24:52,527 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 20:24:52,527 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 20:24:52,527 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 20:24:52,528 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 20:24:52,528 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 20:24:52,528 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 20:24:52,528 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 20:24:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 20:24:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 20:24:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 20:24:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 20:24:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 20:24:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 20:24:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 20:24:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 20:24:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 20:24:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 20:24:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 20:24:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 20:24:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 20:24:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 20:24:52,531 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 20:24:52,531 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 20:24:52,531 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 20:24:52,531 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 20:24:52,531 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 20:24:52,531 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 20:24:52,532 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 20:24:52,532 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 20:24:52,532 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 20:24:52,532 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 20:24:52,533 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 20:24:52,533 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 20:24:52,533 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 20:24:52,533 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 20:24:52,533 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 20:24:52,533 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 20:24:52,534 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 20:24:52,534 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 20:24:52,534 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 20:24:52,535 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 20:24:52,535 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 20:24:52,535 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 20:24:52,535 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 20:24:52,536 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 20:24:52,536 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 20:24:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 20:24:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 20:24:52,537 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 20:24:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 20:24:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 20:24:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 20:24:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 20:24:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 20:24:52,539 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 20:24:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 20:24:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 20:24:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 20:24:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 20:24:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 20:24:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 20:24:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 20:24:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 20:24:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 20:24:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 20:24:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 20:24:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 20:24:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 20:24:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 20:24:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 20:24:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 20:24:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 20:24:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 20:24:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 20:24:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 20:24:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 20:24:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 20:24:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 20:24:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 20:24:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 20:24:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 20:24:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 20:24:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 20:24:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 20:24:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 20:24:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 20:24:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 20:24:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 20:24:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 20:24:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2019-09-20 20:24:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2019-09-20 20:24:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 20:24:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 20:24:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 20:24:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_create [2019-09-20 20:24:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_destroy [2019-09-20 20:24:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 20:24:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 20:24:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_get_data_at [2019-09-20 20:24:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 20:24:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure sll_circular_update_at [2019-09-20 20:24:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:24:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:24:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:24:52,937 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2019-09-20 20:24:53,237 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:24:53,237 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-20 20:24:53,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:24:53 BoogieIcfgContainer [2019-09-20 20:24:53,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:24:53,240 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:24:53,240 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:24:53,240 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:24:53,241 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:24:53" (1/1) ... [2019-09-20 20:24:53,242 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 20:24:53,266 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:24:53,267 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:24:53,275 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:24:53,285 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:24:53,286 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:24:53,462 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 20:24:53,491 WARN L98 DagInterpreter]: A function never reaches its return [2019-09-20 20:24:53,619 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2019-09-20 20:24:54,029 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2019-09-20 20:24:54,791 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2019-09-20 20:24:55,080 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 20:24:55,343 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-20 20:24:55,610 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 20:24:56,398 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2019-09-20 20:24:56,626 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 20:24:56,853 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 20:24:57,062 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 20:24:59,200 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 162 DAG size of output: 113 [2019-09-20 20:24:59,543 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 20:25:00,498 WARN L191 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 106 [2019-09-20 20:25:01,136 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 100 [2019-09-20 20:25:01,372 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 20:25:01,619 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 20:25:01,790 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2019-09-20 20:25:02,087 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 20:25:02,312 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 20:25:02,565 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-09-20 20:25:02,971 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2019-09-20 20:25:04,338 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 147 DAG size of output: 114 [2019-09-20 20:25:04,590 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-20 20:25:04,807 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-20 20:25:29,569 WARN L191 SmtUtils]: Spent 24.62 s on a formula simplification. DAG size of input: 195 DAG size of output: 194