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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 05:41:14,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 05:41:14,253 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 05:41:14,269 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 05:41:14,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 05:41:14,270 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 05:41:14,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 05:41:14,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 05:41:14,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 05:41:14,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 05:41:14,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 05:41:14,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 05:41:14,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 05:41:14,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 05:41:14,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 05:41:14,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 05:41:14,281 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 05:41:14,282 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 05:41:14,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 05:41:14,286 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 05:41:14,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 05:41:14,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 05:41:14,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 05:41:14,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 05:41:14,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 05:41:14,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 05:41:14,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 05:41:14,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 05:41:14,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 05:41:14,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 05:41:14,295 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 05:41:14,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 05:41:14,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 05:41:14,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 05:41:14,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 05:41:14,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 05:41:14,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 05:41:14,299 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 05:41:14,299 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 05:41:14,300 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 05:41:14,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 05:41:14,301 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 [2019-09-18 05:41:14,315 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 05:41:14,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 05:41:14,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 05:41:14,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 05:41:14,317 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 05:41:14,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 05:41:14,317 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 05:41:14,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 05:41:14,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 05:41:14,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 05:41:14,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 05:41:14,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 05:41:14,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 05:41:14,319 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 05:41:14,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 05:41:14,319 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 05:41:14,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 05:41:14,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 05:41:14,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 05:41:14,320 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 05:41:14,320 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 05:41:14,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 05:41:14,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 05:41:14,321 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 05:41:14,321 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 05:41:14,321 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 05:41:14,321 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 05:41:14,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 05:41:14,321 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 -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer 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 [2019-09-18 05:41:14,351 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 05:41:14,363 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 05:41:14,366 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 05:41:14,367 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 05:41:14,368 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 05:41:14,368 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-18 05:41:14,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1b8b0190/7b92c4d3d2374785b4d82f2b0dee4742/FLAGd418a4e1f [2019-09-18 05:41:14,869 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 05:41:14,871 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-18 05:41:14,885 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1b8b0190/7b92c4d3d2374785b4d82f2b0dee4742/FLAGd418a4e1f [2019-09-18 05:41:15,249 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1b8b0190/7b92c4d3d2374785b4d82f2b0dee4742 [2019-09-18 05:41:15,259 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 05:41:15,260 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 05:41:15,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 05:41:15,261 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 05:41:15,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 05:41:15,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 05:41:15" (1/1) ... [2019-09-18 05:41:15,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@770e497b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:15, skipping insertion in model container [2019-09-18 05:41:15,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 05:41:15" (1/1) ... [2019-09-18 05:41:15,272 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 05:41:15,299 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 05:41:15,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 05:41:15,534 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 05:41:15,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 05:41:15,679 INFO L192 MainTranslator]: Completed translation [2019-09-18 05:41:15,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:15 WrapperNode [2019-09-18 05:41:15,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 05:41:15,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 05:41:15,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 05:41:15,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 05:41:15,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:15" (1/1) ... [2019-09-18 05:41:15,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:15" (1/1) ... [2019-09-18 05:41:15,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:15" (1/1) ... [2019-09-18 05:41:15,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:15" (1/1) ... [2019-09-18 05:41:15,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:15" (1/1) ... [2019-09-18 05:41:15,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:15" (1/1) ... [2019-09-18 05:41:15,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:15" (1/1) ... [2019-09-18 05:41:15,725 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 05:41:15,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 05:41:15,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 05:41:15,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 05:41:15,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 05:41:15" (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 [2019-09-18 05:41:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 05:41:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 05:41:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-18 05:41:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-18 05:41:15,775 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-18 05:41:15,776 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-18 05:41:15,776 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-18 05:41:15,776 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-18 05:41:15,776 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-18 05:41:15,776 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-18 05:41:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-18 05:41:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-18 05:41:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-18 05:41:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-18 05:41:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-18 05:41:15,777 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-18 05:41:15,778 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-18 05:41:15,778 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-18 05:41:15,778 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-18 05:41:15,778 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-18 05:41:15,778 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 05:41:15,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 05:41:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 05:41:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-18 05:41:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-18 05:41:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-18 05:41:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-18 05:41:15,779 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-18 05:41:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-18 05:41:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-18 05:41:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-18 05:41:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-18 05:41:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-18 05:41:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-18 05:41:15,780 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-18 05:41:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-18 05:41:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-18 05:41:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-18 05:41:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-18 05:41:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-18 05:41:15,781 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-18 05:41:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 05:41:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 05:41:15,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 05:41:16,234 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 05:41:16,235 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 05:41:16,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 05:41:16 BoogieIcfgContainer [2019-09-18 05:41:16,236 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 05:41:16,237 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 05:41:16,237 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 05:41:16,237 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 05:41:16,238 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 05:41:16" (1/1) ... [2019-09-18 05:41:16,239 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 05:41:16,270 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 05:41:16,271 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 05:41:16,285 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 05:41:16,294 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 05:41:16,296 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 05:41:16,426 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 39 for LOIs [2019-09-18 05:41:16,469 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 36 for LOIs [2019-09-18 05:41:17,263 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-18 05:41:18,567 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-18 05:41:18,736 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-18 05:41:19,377 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-18 05:41:19,542 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:19,671 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:20,638 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2019-09-18 05:41:20,839 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:20,974 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:21,256 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-18 05:41:22,071 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-18 05:41:22,325 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:22,543 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-18 05:41:22,697 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-18 05:41:23,454 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:23,579 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:23,943 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 52 [2019-09-18 05:41:24,303 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2019-09-18 05:41:24,516 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 05:41:24,632 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 05:41:26,148 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:26,272 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:26,501 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-18 05:41:27,395 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:27,520 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:28,713 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:28,842 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:29,937 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:30,073 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:30,331 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 53 [2019-09-18 05:41:30,569 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2019-09-18 05:41:30,664 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 40 for LOIs [2019-09-18 05:41:30,839 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 52 [2019-09-18 05:41:31,000 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-18 05:41:31,373 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 54 [2019-09-18 05:41:31,635 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-18 05:41:31,808 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-18 05:41:32,484 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:32,629 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-18 05:41:32,637 INFO L199 IcfgInterpreter]: Interpreting procedure transmit1 with input of size 9 for LOIs [2019-09-18 05:41:32,638 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 9 for LOIs [2019-09-18 05:41:32,653 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 05:41:32,653 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 05:41:32,655 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 987#(and (= 1 ~t1_pc~0) (= 1 ~t1_st~0)) [2019-09-18 05:41:32,671 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 05:41:32,671 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 05:41:32,673 INFO L168 Benchmark]: Toolchain (without parser) took 17412.57 ms. Allocated memory was 133.7 MB in the beginning and 396.4 MB in the end (delta: 262.7 MB). Free memory was 89.1 MB in the beginning and 280.7 MB in the end (delta: -191.6 MB). Peak memory consumption was 71.1 MB. Max. memory is 7.1 GB. [2019-09-18 05:41:32,673 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 05:41:32,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 418.61 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.9 MB in the beginning and 175.6 MB in the end (delta: -86.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-09-18 05:41:32,675 INFO L168 Benchmark]: Boogie Preprocessor took 45.23 ms. Allocated memory is still 200.8 MB. Free memory was 175.6 MB in the beginning and 173.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-18 05:41:32,676 INFO L168 Benchmark]: RCFGBuilder took 509.05 ms. Allocated memory is still 200.8 MB. Free memory was 173.2 MB in the beginning and 144.2 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2019-09-18 05:41:32,677 INFO L168 Benchmark]: Sifa took 16434.64 ms. Allocated memory was 200.8 MB in the beginning and 396.4 MB in the end (delta: 195.6 MB). Free memory was 144.2 MB in the beginning and 280.7 MB in the end (delta: -136.5 MB). Peak memory consumption was 59.1 MB. Max. memory is 7.1 GB. [2019-09-18 05:41:32,681 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 418.61 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.9 MB in the beginning and 175.6 MB in the end (delta: -86.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 45.23 ms. Allocated memory is still 200.8 MB. Free memory was 175.6 MB in the beginning and 173.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 509.05 ms. Allocated memory is still 200.8 MB. Free memory was 173.2 MB in the beginning and 144.2 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * Sifa took 16434.64 ms. Allocated memory was 200.8 MB in the beginning and 396.4 MB in the end (delta: 195.6 MB). Free memory was 144.2 MB in the beginning and 280.7 MB in the end (delta: -136.5 MB). Peak memory consumption was 59.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 16385, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 490, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 350, TOOLS_POST_TIME[ms]: 116, TOOLS_POST_CALL_APPLICATIONS: 95, TOOLS_POST_CALL_TIME[ms]: 172, TOOLS_POST_RETURN_APPLICATIONS: 90, TOOLS_POST_RETURN_TIME[ms]: 109, TOOLS_QUANTIFIERELIM_APPLICATIONS: 534, TOOLS_QUANTIFIERELIM_TIME[ms]: 274, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 19, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 503, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 190, DOMAIN_JOIN_TIME[ms]: 15253, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 243, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 134, DOMAIN_ISBOTTOM_TIME[ms]: 301, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 14337, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 14336, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 90, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12842, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12841, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 47, DAG_COMPRESSION_PROCESSED_NODES: 504, DAG_COMPRESSION_RETAINED_NODES: 275 - UnprovableResult [Line: 11]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 987#(and (= 1 ~t1_pc~0) (= 1 ~t1_st~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...