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/forester-heap/sll-queue-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:23:12,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:23:12,596 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:23:12,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:23:12,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:23:12,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:23:12,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:23:12,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:23:12,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:23:12,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:23:12,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:23:12,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:23:12,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:23:12,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:23:12,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:23:12,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:23:12,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:23:12,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:23:12,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:23:12,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:23:12,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:23:12,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:23:12,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:23:12,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:23:12,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:23:12,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:23:12,633 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:23:12,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:23:12,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:23:12,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:23:12,636 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:23:12,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:23:12,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:23:12,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:23:12,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:23:12,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:23:12,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:23:12,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:23:12,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:23:12,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:23:12,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:23:12,643 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 20:23:12,672 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:23:12,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:23:12,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:23:12,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:23:12,675 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:23:12,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:23:12,675 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:23:12,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:23:12,676 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:23:12,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:23:12,676 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:23:12,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:23:12,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:23:12,678 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:23:12,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:23:12,678 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:23:12,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:23:12,679 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:23:12,679 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:23:12,679 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:23:12,680 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:23:12,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:23:12,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:23:12,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:23:12,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:23:12,681 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:23:12,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:23:12,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:23:12,682 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 20:23:12,727 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:23:12,739 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:23:12,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:23:12,744 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:23:12,744 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:23:12,745 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-queue-2.i [2019-09-20 20:23:12,806 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44a64a268/376ce84c6d964a448d0566844baf32ad/FLAGb6d66bc0e [2019-09-20 20:23:13,331 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:23:13,331 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-queue-2.i [2019-09-20 20:23:13,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44a64a268/376ce84c6d964a448d0566844baf32ad/FLAGb6d66bc0e [2019-09-20 20:23:13,652 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44a64a268/376ce84c6d964a448d0566844baf32ad [2019-09-20 20:23:13,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:23:13,662 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:23:13,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:23:13,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:23:13,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:23:13,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:23:13" (1/1) ... [2019-09-20 20:23:13,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45f4a827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:13, skipping insertion in model container [2019-09-20 20:23:13,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:23:13" (1/1) ... [2019-09-20 20:23:13,678 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:23:13,739 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:23:14,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:23:14,181 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:23:14,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:23:14,295 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:23:14,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:14 WrapperNode [2019-09-20 20:23:14,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:23:14,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:23:14,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:23:14,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:23:14,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:14" (1/1) ... [2019-09-20 20:23:14,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:14" (1/1) ... [2019-09-20 20:23:14,338 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:14" (1/1) ... [2019-09-20 20:23:14,339 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:14" (1/1) ... [2019-09-20 20:23:14,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:14" (1/1) ... [2019-09-20 20:23:14,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:14" (1/1) ... [2019-09-20 20:23:14,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:14" (1/1) ... [2019-09-20 20:23:14,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:23:14,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:23:14,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:23:14,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:23:14,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:23:14" (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 20:23:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:23:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:23:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:23:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-20 20:23:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-20 20:23:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-20 20:23:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-20 20:23:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-20 20:23:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-20 20:23:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-20 20:23:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-20 20:23:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-20 20:23:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-20 20:23:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-20 20:23:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-20 20:23:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-20 20:23:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-20 20:23:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-20 20:23:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-20 20:23:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-20 20:23:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-20 20:23:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-20 20:23:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-20 20:23:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-20 20:23:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-20 20:23:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-20 20:23:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-20 20:23:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-20 20:23:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-20 20:23:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-20 20:23:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-20 20:23:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-20 20:23:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-20 20:23:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-20 20:23:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-20 20:23:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-20 20:23:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-20 20:23:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-20 20:23:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-20 20:23:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-20 20:23:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-20 20:23:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-20 20:23:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-20 20:23:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-20 20:23:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-20 20:23:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-20 20:23:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-20 20:23:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-20 20:23:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-20 20:23:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-20 20:23:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-20 20:23:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-20 20:23:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-20 20:23:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 20:23:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 20:23:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-20 20:23:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 20:23:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-20 20:23:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-20 20:23:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-20 20:23:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-20 20:23:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-20 20:23:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-20 20:23:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-20 20:23:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-20 20:23:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-20 20:23:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-20 20:23:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-20 20:23:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-20 20:23:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-20 20:23:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-20 20:23:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-20 20:23:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-20 20:23:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-20 20:23:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-20 20:23:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-20 20:23:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-20 20:23:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-20 20:23:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-20 20:23:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-20 20:23:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-20 20:23:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-20 20:23:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-20 20:23:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-20 20:23:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-20 20:23:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-20 20:23:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-20 20:23:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-20 20:23:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-20 20:23:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-20 20:23:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-20 20:23:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-20 20:23:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-20 20:23:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-20 20:23:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-20 20:23:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-20 20:23:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-20 20:23:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-20 20:23:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-20 20:23:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-20 20:23:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-20 20:23:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-20 20:23:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-20 20:23:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-20 20:23:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-20 20:23:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-20 20:23:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:23:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:23:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:23:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 20:23:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 20:23:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 20:23:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 20:23:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 20:23:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 20:23:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:23:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:23:15,178 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:23:15,178 INFO L283 CfgBuilder]: Removed 31 assume(true) statements. [2019-09-20 20:23:15,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:23:15 BoogieIcfgContainer [2019-09-20 20:23:15,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:23:15,180 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:23:15,181 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:23:15,181 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:23:15,182 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:23:15" (1/1) ... [2019-09-20 20:23:15,183 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 20:23:15,207 INFO L162 IcfgInterpreter]: Started Sifa with 14 locations of interest [2019-09-20 20:23:15,208 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:23:15,216 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:23:15,226 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:23:15,227 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:23:15,384 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 20:23:16,898 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 20:23:17,297 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 20:23:17,579 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-20 20:23:17,902 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 20:23:18,864 WARN L191 SmtUtils]: Spent 715.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 20:23:19,955 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 20:23:20,864 WARN L191 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 20:23:21,884 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 20:23:22,213 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-20 20:23:22,345 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-20 20:23:22,769 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 153 [2019-09-20 20:23:23,260 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 153 [2019-09-20 20:23:23,364 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-20 20:23:23,703 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 153 [2019-09-20 20:23:23,825 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-20 20:23:23,931 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-20 20:23:24,034 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-20 20:23:45,402 WARN L191 SmtUtils]: Spent 21.19 s on a formula simplification that was a NOOP. DAG size: 211