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/heap-manipulation/sll_to_dll_rev-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 21:25:20,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:25:20,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:25:20,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:25:20,405 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:25:20,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:25:20,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:25:20,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:25:20,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:25:20,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:25:20,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:25:20,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:25:20,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:25:20,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:25:20,435 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:25:20,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:25:20,438 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:25:20,439 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:25:20,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:25:20,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:25:20,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:25:20,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:25:20,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:25:20,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:25:20,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:25:20,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:25:20,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:25:20,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:25:20,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:25:20,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:25:20,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:25:20,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:25:20,452 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:25:20,453 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:25:20,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:25:20,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:25:20,455 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:25:20,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:25:20,455 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:25:20,456 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:25:20,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:25:20,458 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 21:25:20,476 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:25:20,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:25:20,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:25:20,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:25:20,478 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:25:20,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:25:20,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:25:20,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:25:20,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:25:20,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:25:20,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:25:20,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:25:20,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:25:20,480 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:25:20,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:25:20,480 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:25:20,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:25:20,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:25:20,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:25:20,482 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:25:20,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:25:20,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:25:20,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:25:20,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:25:20,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:25:20,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:25:20,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:25:20,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:25:20,485 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 [2019-09-20 21:25:20,533 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:25:20,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:25:20,550 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:25:20,553 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:25:20,554 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:25:20,555 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-manipulation/sll_to_dll_rev-2.i [2019-09-20 21:25:20,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce769ab34/53f8d08419bd410197351ad984693a0a/FLAG806f7f4af [2019-09-20 21:25:21,199 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:25:21,200 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-manipulation/sll_to_dll_rev-2.i [2019-09-20 21:25:21,218 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce769ab34/53f8d08419bd410197351ad984693a0a/FLAG806f7f4af [2019-09-20 21:25:21,476 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce769ab34/53f8d08419bd410197351ad984693a0a [2019-09-20 21:25:21,487 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:25:21,488 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:25:21,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:25:21,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:25:21,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:25:21,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:25:21" (1/1) ... [2019-09-20 21:25:21,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45128df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:21, skipping insertion in model container [2019-09-20 21:25:21,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:25:21" (1/1) ... [2019-09-20 21:25:21,505 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:25:21,565 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:25:22,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:25:22,023 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:25:22,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:25:22,138 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:25:22,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:22 WrapperNode [2019-09-20 21:25:22,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:25:22,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:25:22,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:25:22,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:25:22,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:22" (1/1) ... [2019-09-20 21:25:22,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:22" (1/1) ... [2019-09-20 21:25:22,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:22" (1/1) ... [2019-09-20 21:25:22,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:22" (1/1) ... [2019-09-20 21:25:22,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:22" (1/1) ... [2019-09-20 21:25:22,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:22" (1/1) ... [2019-09-20 21:25:22,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:22" (1/1) ... [2019-09-20 21:25:22,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:25:22,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:25:22,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:25:22,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:25:22,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:22" (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 21:25:22,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:25:22,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:25:22,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-09-20 21:25:22,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-09-20 21:25:22,293 INFO L138 BoogieDeclarations]: Found implementation of procedure fail [2019-09-20 21:25:22,293 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_node [2019-09-20 21:25:22,293 INFO L138 BoogieDeclarations]: Found implementation of procedure chain_node [2019-09-20 21:25:22,294 INFO L138 BoogieDeclarations]: Found implementation of procedure create_sll [2019-09-20 21:25:22,294 INFO L138 BoogieDeclarations]: Found implementation of procedure init_back_link [2019-09-20 21:25:22,294 INFO L138 BoogieDeclarations]: Found implementation of procedure reverse_dll [2019-09-20 21:25:22,294 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_fw_link [2019-09-20 21:25:22,294 INFO L138 BoogieDeclarations]: Found implementation of procedure check_seq_next [2019-09-20 21:25:22,295 INFO L138 BoogieDeclarations]: Found implementation of procedure check_seq_prev [2019-09-20 21:25:22,295 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:25:22,295 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:25:22,295 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-09-20 21:25:22,295 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-09-20 21:25:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 21:25:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 21:25:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 21:25:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 21:25:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 21:25:22,296 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 21:25:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 21:25:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 21:25:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 21:25:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 21:25:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 21:25:22,297 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 21:25:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 21:25:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 21:25:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 21:25:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 21:25:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 21:25:22,298 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 21:25:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 21:25:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 21:25:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 21:25:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 21:25:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 21:25:22,299 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 21:25:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 21:25:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 21:25:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 21:25:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 21:25:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 21:25:22,300 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 21:25:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 21:25:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 21:25:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 21:25:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 21:25:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 21:25:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 21:25:22,301 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 21:25:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 21:25:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 21:25:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 21:25:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 21:25:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 21:25:22,302 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 21:25:22,303 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 21:25:22,303 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 21:25:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 21:25:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 21:25:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 21:25:22,304 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 21:25:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 21:25:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 21:25:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 21:25:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 21:25:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 21:25:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 21:25:22,305 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 21:25:22,306 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 21:25:22,306 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 21:25:22,306 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 21:25:22,308 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 21:25:22,308 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 21:25:22,308 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 21:25:22,308 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 21:25:22,309 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 21:25:22,310 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 21:25:22,310 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 21:25:22,310 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 21:25:22,310 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 21:25:22,310 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 21:25:22,310 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 21:25:22,311 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 21:25:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 21:25:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 21:25:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 21:25:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 21:25:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 21:25:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 21:25:22,312 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 21:25:22,313 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 21:25:22,313 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 21:25:22,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 21:25:22,313 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 21:25:22,313 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 21:25:22,313 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 21:25:22,313 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 21:25:22,314 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 21:25:22,314 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 21:25:22,314 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 21:25:22,314 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 21:25:22,314 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 21:25:22,314 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 21:25:22,314 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 21:25:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 21:25:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 21:25:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 21:25:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 21:25:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 21:25:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 21:25:22,315 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 21:25:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 21:25:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 21:25:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure fail [2019-09-20 21:25:22,316 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_node [2019-09-20 21:25:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 21:25:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 21:25:22,317 INFO L130 BoogieDeclarations]: Found specification of procedure chain_node [2019-09-20 21:25:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 21:25:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure create_sll [2019-09-20 21:25:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 21:25:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 21:25:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 21:25:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure init_back_link [2019-09-20 21:25:22,318 INFO L130 BoogieDeclarations]: Found specification of procedure reverse_dll [2019-09-20 21:25:22,319 INFO L130 BoogieDeclarations]: Found specification of procedure remove_fw_link [2019-09-20 21:25:22,319 INFO L130 BoogieDeclarations]: Found specification of procedure check_seq_next [2019-09-20 21:25:22,320 INFO L130 BoogieDeclarations]: Found specification of procedure check_seq_prev [2019-09-20 21:25:22,320 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:25:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:25:22,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:25:23,152 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:25:23,152 INFO L283 CfgBuilder]: Removed 33 assume(true) statements. [2019-09-20 21:25:23,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:25:23 BoogieIcfgContainer [2019-09-20 21:25:23,154 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:25:23,154 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:25:23,154 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:25:23,155 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:25:23,156 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:25:23" (1/1) ... [2019-09-20 21:25:23,157 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 [2019-09-20 21:25:23,186 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:25:23,187 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:25:23,196 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:25:23,205 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:25:23,207 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:25:23,370 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 20 for LOIs [2019-09-20 21:25:24,025 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 55 [2019-09-20 21:25:24,980 WARN L191 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-09-20 21:25:26,142 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-20 21:25:27,613 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 177 DAG size of output: 171 [2019-09-20 21:25:29,127 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 180 DAG size of output: 170 [2019-09-20 21:25:29,571 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 21:25:31,265 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 265 DAG size of output: 168 [2019-09-20 21:25:31,980 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 123 [2019-09-20 21:25:33,939 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 278 DAG size of output: 162 [2019-09-20 21:25:34,790 WARN L191 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 151 [2019-09-20 21:25:35,505 WARN L191 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 143 [2019-09-20 21:25:36,294 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 120 [2019-09-20 21:25:37,000 WARN L191 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 136 [2019-09-20 21:25:37,321 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 21:25:37,725 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 21:25:37,987 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 21:25:38,486 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 113 [2019-09-20 21:25:38,710 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 21:25:38,913 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 21:25:39,108 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 21:25:39,302 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 21:25:39,420 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-20 21:25:39,842 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-20 21:25:39,982 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 21:25:40,126 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 21:25:40,970 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 136 [2019-09-20 21:25:41,287 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 21:25:41,752 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 21:25:42,066 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 21:25:43,181 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 176 DAG size of output: 113 [2019-09-20 21:25:43,385 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-20 21:25:43,619 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-20 21:25:43,818 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 21:25:44,015 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 21:25:44,697 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 97 [2019-09-20 21:25:44,840 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 21:25:45,222 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 21:25:45,340 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 21:25:46,998 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 184 DAG size of output: 168 [2019-09-20 21:25:48,217 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 173 DAG size of output: 169 [2019-09-20 21:25:49,366 WARN L191 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 161 [2019-09-20 21:25:50,342 WARN L191 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 161 [2019-09-20 21:25:53,817 WARN L191 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 558 DAG size of output: 514 [2019-09-20 21:25:55,346 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 21:25:56,920 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 504 [2019-09-20 21:25:58,457 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-20 21:25:59,986 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 494 [2019-09-20 21:26:01,450 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 489