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/systemc/transmitter.01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 20:41:19,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 20:41:19,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 20:41:19,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 20:41:19,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 20:41:19,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 20:41:19,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 20:41:19,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 20:41:19,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 20:41:19,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 20:41:19,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 20:41:19,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 20:41:19,262 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 20:41:19,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 20:41:19,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 20:41:19,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 20:41:19,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 20:41:19,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 20:41:19,271 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 20:41:19,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 20:41:19,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 20:41:19,278 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 20:41:19,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 20:41:19,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 20:41:19,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 20:41:19,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 20:41:19,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 20:41:19,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 20:41:19,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 20:41:19,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 20:41:19,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 20:41:19,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 20:41:19,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 20:41:19,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 20:41:19,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 20:41:19,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 20:41:19,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 20:41:19,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 20:41:19,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 20:41:19,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 20:41:19,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 20:41:19,300 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 20:41:19,314 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 20:41:19,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 20:41:19,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 20:41:19,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 20:41:19,316 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 20:41:19,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 20:41:19,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 20:41:19,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 20:41:19,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 20:41:19,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 20:41:19,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 20:41:19,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 20:41:19,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 20:41:19,318 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 20:41:19,318 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 20:41:19,318 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 20:41:19,318 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 20:41:19,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 20:41:19,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 20:41:19,319 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 20:41:19,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 20:41:19,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 20:41:19,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 20:41:19,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 20:41:19,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 20:41:19,320 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 20:41:19,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 20:41:19,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 20:41:19,321 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 -> 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 20:41:19,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 20:41:19,373 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 20:41:19,377 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 20:41:19,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 20:41:19,379 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 20:41:19,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 20:41:19,438 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4545fdd85/762a1f837dfb44c58650287983066a31/FLAG8e6e16c68 [2019-09-20 20:41:19,897 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 20:41:19,898 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 20:41:19,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4545fdd85/762a1f837dfb44c58650287983066a31/FLAG8e6e16c68 [2019-09-20 20:41:20,270 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4545fdd85/762a1f837dfb44c58650287983066a31 [2019-09-20 20:41:20,279 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 20:41:20,280 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 20:41:20,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 20:41:20,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 20:41:20,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 20:41:20,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:41:20" (1/1) ... [2019-09-20 20:41:20,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@262e1ee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:20, skipping insertion in model container [2019-09-20 20:41:20,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:41:20" (1/1) ... [2019-09-20 20:41:20,297 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 20:41:20,339 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 20:41:20,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:41:20,589 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 20:41:20,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 20:41:20,745 INFO L192 MainTranslator]: Completed translation [2019-09-20 20:41:20,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:20 WrapperNode [2019-09-20 20:41:20,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 20:41:20,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 20:41:20,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 20:41:20,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 20:41:20,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:20" (1/1) ... [2019-09-20 20:41:20,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:20" (1/1) ... [2019-09-20 20:41:20,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:20" (1/1) ... [2019-09-20 20:41:20,764 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:20" (1/1) ... [2019-09-20 20:41:20,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:20" (1/1) ... [2019-09-20 20:41:20,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:20" (1/1) ... [2019-09-20 20:41:20,783 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:20" (1/1) ... [2019-09-20 20:41:20,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 20:41:20,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 20:41:20,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 20:41:20,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 20:41:20,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:41:20" (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 20:41:20,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 20:41:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 20:41:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 20:41:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-20 20:41:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-20 20:41:20,838 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-20 20:41:20,838 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-20 20:41:20,838 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 20:41:20,838 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 20:41:20,838 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 20:41:20,838 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 20:41:20,839 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 20:41:20,839 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 20:41:20,839 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 20:41:20,839 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 20:41:20,839 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 20:41:20,839 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 20:41:20,840 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 20:41:20,840 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 20:41:20,840 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 20:41:20,840 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 20:41:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 20:41:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 20:41:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 20:41:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-20 20:41:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-20 20:41:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 20:41:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-20 20:41:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-20 20:41:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 20:41:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 20:41:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 20:41:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 20:41:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 20:41:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 20:41:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 20:41:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 20:41:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 20:41:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 20:41:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 20:41:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 20:41:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 20:41:20,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 20:41:20,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 20:41:21,554 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 20:41:21,555 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 20:41:21,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:41:21 BoogieIcfgContainer [2019-09-20 20:41:21,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 20:41:21,557 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 20:41:21,557 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 20:41:21,558 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 20:41:21,559 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:41:21" (1/1) ... [2019-09-20 20:41:21,559 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 20:41:21,583 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 20:41:21,584 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 20:41:21,593 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 20:41:21,603 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 20:41:21,605 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 20:41:21,740 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 39 for LOIs [2019-09-20 20:41:21,825 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 36 for LOIs [2019-09-20 20:41:23,365 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2019-09-20 20:41:23,655 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2019-09-20 20:41:23,995 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2019-09-20 20:41:24,635 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 65 [2019-09-20 20:41:24,764 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 20:41:25,203 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 55 [2019-09-20 20:41:25,306 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 20:41:25,735 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 55 [2019-09-20 20:41:25,968 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 46 [2019-09-20 20:41:26,646 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 36 [2019-09-20 20:41:26,805 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2019-09-20 20:41:27,061 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-20 20:41:27,413 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-20 20:41:27,774 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 54 [2019-09-20 20:41:27,880 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-20 20:41:28,266 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 67 [2019-09-20 20:41:28,437 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-20 20:41:28,814 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-20 20:41:29,218 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 65 [2019-09-20 20:41:30,471 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 31 [2019-09-20 20:41:31,138 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-20 20:41:31,245 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-20 20:41:32,071 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 65 [2019-09-20 20:41:32,195 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 20:41:32,564 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 55 [2019-09-20 20:41:33,036 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 55 [2019-09-20 20:41:33,148 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-20 20:41:33,283 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 46 [2019-09-20 20:41:33,436 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 35 [2019-09-20 20:41:33,661 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2019-09-20 20:41:33,766 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-20 20:41:34,003 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 54 [2019-09-20 20:41:34,500 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-20 20:41:34,904 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 68 [2019-09-20 20:41:35,767 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2019-09-20 20:41:35,878 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2019-09-20 20:41:36,036 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-20 20:41:36,185 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-20 20:41:36,324 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-20 20:41:36,737 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 48 [2019-09-20 20:41:37,395 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2019-09-20 20:41:37,745 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 44 [2019-09-20 20:41:37,912 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2019-09-20 20:41:38,415 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 32 [2019-09-20 20:41:38,793 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 30 [2019-09-20 20:41:39,210 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 43 [2019-09-20 20:41:39,437 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 35 [2019-09-20 20:41:39,935 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 63 [2019-09-20 20:41:40,061 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 20:41:40,308 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2019-09-20 20:41:40,694 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 64 [2019-09-20 20:41:40,796 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 20:41:41,095 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-20 20:41:41,239 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 20:41:41,593 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 65 [2019-09-20 20:41:41,709 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 20:41:41,987 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 65 [2019-09-20 20:41:42,131 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 20:41:42,428 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 67 [2019-09-20 20:41:42,735 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 67 [2019-09-20 20:41:43,650 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2019-09-20 20:41:43,806 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-20 20:41:43,982 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-20 20:41:44,125 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-20 20:41:45,061 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2019-09-20 20:41:45,220 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-20 20:41:45,393 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-20 20:41:45,528 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-20 20:41:46,029 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 24 [2019-09-20 20:41:46,312 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 28 [2019-09-20 20:41:46,468 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 28 [2019-09-20 20:41:47,091 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2019-09-20 20:41:47,284 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2019-09-20 20:41:47,490 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-20 20:41:47,662 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-20 20:41:48,028 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 28 [2019-09-20 20:41:48,202 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 28 [2019-09-20 20:41:48,955 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 36 [2019-09-20 20:41:49,136 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 36 [2019-09-20 20:41:49,287 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-20 20:41:49,417 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-20 20:41:49,548 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 40 [2019-09-20 20:41:49,734 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 42 [2019-09-20 20:41:49,981 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 55 [2019-09-20 20:41:50,830 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 63 [2019-09-20 20:41:51,334 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 65 [2019-09-20 20:41:51,456 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 20:41:51,461 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 49 for LOIs [2019-09-20 20:41:51,837 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 65 [2019-09-20 20:41:51,954 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 20:41:52,251 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2019-09-20 20:41:53,387 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-20 20:41:53,513 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-20 20:41:53,520 INFO L199 IcfgInterpreter]: Interpreting procedure transmit1 with input of size 9 for LOIs [2019-09-20 20:41:53,521 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 9 for LOIs [2019-09-20 20:41:53,534 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 20:41:53,535 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 20:41:53,538 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1128#(and (= 1 ~t1_pc~0) (= 1 ~t1_st~0)) [2019-09-20 20:41:53,559 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 20:41:53,559 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 20:41:53,561 INFO L168 Benchmark]: Toolchain (without parser) took 33280.44 ms. Allocated memory was 135.8 MB in the beginning and 436.7 MB in the end (delta: 300.9 MB). Free memory was 91.4 MB in the beginning and 360.8 MB in the end (delta: -269.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 7.1 GB. [2019-09-20 20:41:53,561 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 135.8 MB. Free memory is still 109.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 20:41:53,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 464.34 ms. Allocated memory was 135.8 MB in the beginning and 201.3 MB in the end (delta: 65.5 MB). Free memory was 91.4 MB in the beginning and 175.9 MB in the end (delta: -84.5 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-09-20 20:41:53,563 INFO L168 Benchmark]: Boogie Preprocessor took 41.61 ms. Allocated memory is still 201.3 MB. Free memory was 175.9 MB in the beginning and 174.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-20 20:41:53,564 INFO L168 Benchmark]: RCFGBuilder took 768.54 ms. Allocated memory is still 201.3 MB. Free memory was 174.2 MB in the beginning and 125.5 MB in the end (delta: 48.6 MB). Peak memory consumption was 48.6 MB. Max. memory is 7.1 GB. [2019-09-20 20:41:53,565 INFO L168 Benchmark]: Sifa took 32002.18 ms. Allocated memory was 201.3 MB in the beginning and 436.7 MB in the end (delta: 235.4 MB). Free memory was 125.5 MB in the beginning and 360.8 MB in the end (delta: -235.3 MB). Peak memory consumption was 127.2 kB. Max. memory is 7.1 GB. [2019-09-20 20:41:53,568 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 135.8 MB. Free memory is still 109.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 464.34 ms. Allocated memory was 135.8 MB in the beginning and 201.3 MB in the end (delta: 65.5 MB). Free memory was 91.4 MB in the beginning and 175.9 MB in the end (delta: -84.5 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.61 ms. Allocated memory is still 201.3 MB. Free memory was 175.9 MB in the beginning and 174.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 768.54 ms. Allocated memory is still 201.3 MB. Free memory was 174.2 MB in the beginning and 125.5 MB in the end (delta: 48.6 MB). Peak memory consumption was 48.6 MB. Max. memory is 7.1 GB. * Sifa took 32002.18 ms. Allocated memory was 201.3 MB in the beginning and 436.7 MB in the end (delta: 235.4 MB). Free memory was 125.5 MB in the beginning and 360.8 MB in the end (delta: -235.3 MB). Peak memory consumption was 127.2 kB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 31955, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 537, DAG_INTERPRETER_EARLY_EXITS: 12, TOOLS_POST_APPLICATIONS: 392, TOOLS_POST_TIME[ms]: 160, TOOLS_POST_CALL_APPLICATIONS: 110, TOOLS_POST_CALL_TIME[ms]: 201, TOOLS_POST_RETURN_APPLICATIONS: 105, TOOLS_POST_RETURN_TIME[ms]: 188, TOOLS_QUANTIFIERELIM_APPLICATIONS: 603, TOOLS_QUANTIFIERELIM_TIME[ms]: 400, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 15, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 551, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 191, DOMAIN_JOIN_TIME[ms]: 27840, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 876, DOMAIN_ISSUBSETEQ_APPLICATIONS: 349, DOMAIN_ISSUBSETEQ_TIME[ms]: 454, DOMAIN_ISBOTTOM_APPLICATIONS: 134, DOMAIN_ISBOTTOM_TIME[ms]: 219, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 30217, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30216, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 105, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 27510, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 389, DAG_COMPRESSION_RETAINED_NODES: 203 - 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 1128#(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...