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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/systemc/transmitter.03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:54:16,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:54:16,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:54:16,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:54:16,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:54:16,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:54:16,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:54:16,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:54:16,415 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:54:16,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:54:16,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:54:16,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:54:16,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:54:16,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:54:16,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:54:16,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:54:16,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:54:16,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:54:16,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:54:16,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:54:16,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:54:16,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:54:16,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:54:16,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:54:16,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:54:16,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:54:16,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:54:16,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:54:16,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:54:16,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:54:16,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:54:16,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:54:16,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:54:16,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:54:16,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:54:16,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:54:16,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:54:16,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:54:16,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:54:16,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:54:16,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:54:16,473 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 [2019-09-25 17:54:16,494 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:54:16,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:54:16,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:54:16,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:54:16,497 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:54:16,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:54:16,498 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:54:16,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:54:16,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:54:16,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:54:16,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:54:16,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:54:16,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:54:16,500 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:54:16,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:54:16,501 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:54:16,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:54:16,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:54:16,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:54:16,501 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:54:16,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:54:16,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:54:16,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:54:16,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:54:16,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:54:16,503 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:54:16,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:54:16,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:54:16,503 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 -> 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:54:16,554 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:54:16,567 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:54:16,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:54:16,572 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:54:16,572 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:54:16,573 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.03.cil.c [2019-09-25 17:54:16,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62eec1012/1afe27a78f9e4526bbeddf22a54554cc/FLAG7e482818a [2019-09-25 17:54:17,121 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:54:17,122 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.03.cil.c [2019-09-25 17:54:17,140 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62eec1012/1afe27a78f9e4526bbeddf22a54554cc/FLAG7e482818a [2019-09-25 17:54:17,612 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62eec1012/1afe27a78f9e4526bbeddf22a54554cc [2019-09-25 17:54:17,621 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:54:17,622 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:54:17,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:54:17,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:54:17,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:54:17,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:54:17" (1/1) ... [2019-09-25 17:54:17,631 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f55d4e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:17, skipping insertion in model container [2019-09-25 17:54:17,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:54:17" (1/1) ... [2019-09-25 17:54:17,637 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:54:17,683 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:54:17,908 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:54:17,916 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:54:18,074 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:54:18,096 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:54:18,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:18 WrapperNode [2019-09-25 17:54:18,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:54:18,098 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:54:18,098 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:54:18,098 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:54:18,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:18" (1/1) ... [2019-09-25 17:54:18,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:18" (1/1) ... [2019-09-25 17:54:18,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:18" (1/1) ... [2019-09-25 17:54:18,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:18" (1/1) ... [2019-09-25 17:54:18,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:18" (1/1) ... [2019-09-25 17:54:18,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:18" (1/1) ... [2019-09-25 17:54:18,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:18" (1/1) ... [2019-09-25 17:54:18,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:54:18,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:54:18,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:54:18,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:54:18,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:54:18" (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 [2019-09-25 17:54:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:54:18,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:54:18,215 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-25 17:54:18,215 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-25 17:54:18,215 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-25 17:54:18,215 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-09-25 17:54:18,216 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2019-09-25 17:54:18,216 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-25 17:54:18,216 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-25 17:54:18,216 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-09-25 17:54:18,216 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2019-09-25 17:54:18,216 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-25 17:54:18,217 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-25 17:54:18,217 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-25 17:54:18,217 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-25 17:54:18,217 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-25 17:54:18,220 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-25 17:54:18,221 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-25 17:54:18,221 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-25 17:54:18,221 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-25 17:54:18,221 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-25 17:54:18,221 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-25 17:54:18,221 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-25 17:54:18,222 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-25 17:54:18,222 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:54:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:54:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:54:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-25 17:54:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-25 17:54:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-25 17:54:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-09-25 17:54:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2019-09-25 17:54:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-25 17:54:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-25 17:54:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-25 17:54:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-09-25 17:54:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2019-09-25 17:54:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-25 17:54:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-25 17:54:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-25 17:54:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-25 17:54:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-25 17:54:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-25 17:54:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-25 17:54:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-25 17:54:18,228 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-25 17:54:18,228 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-25 17:54:18,228 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-25 17:54:18,229 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-25 17:54:18,229 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:54:18,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:54:18,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:54:19,379 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:54:19,380 INFO L283 CfgBuilder]: Removed 7 assume(true) statements. [2019-09-25 17:54:19,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:54:19 BoogieIcfgContainer [2019-09-25 17:54:19,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:54:19,382 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:54:19,382 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:54:19,382 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:54:19,384 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:54:19" (1/1) ... [2019-09-25 17:54:19,384 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:54:19,407 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:54:19,408 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:54:19,418 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:54:19,428 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:54:19,429 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:54:19,647 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 79 for LOIs [2019-09-25 17:54:19,705 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 72 for LOIs [2019-09-25 17:54:19,825 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-25 17:54:20,087 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-25 17:54:20,225 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-25 17:54:20,761 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-25 17:54:21,150 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 51 for LOIs [2019-09-25 17:54:22,291 INFO L199 IcfgInterpreter]: Interpreting procedure transmit3 with input of size 17 for LOIs [2019-09-25 17:54:22,292 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 17 for LOIs [2019-09-25 17:54:22,293 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:54:22,293 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:54:22,296 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1900#(and (= ~t3_i~0 1) (not (= 0 ~t3_pc~0)) (= 1 ~t3_pc~0) (= ~m_i~0 1) (= ~t1_i~0 1) (= ~t2_i~0 1) (= 1 ~t3_st~0)) [2019-09-25 17:54:22,311 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:54:22,311 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:54:22,314 INFO L168 Benchmark]: Toolchain (without parser) took 4691.03 ms. Allocated memory was 133.7 MB in the beginning and 315.1 MB in the end (delta: 181.4 MB). Free memory was 88.8 MB in the beginning and 177.4 MB in the end (delta: -88.6 MB). Peak memory consumption was 92.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:54:22,315 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:54:22,316 INFO L168 Benchmark]: CACSL2BoogieTranslator took 474.33 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 88.6 MB in the beginning and 173.9 MB in the end (delta: -85.3 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:54:22,317 INFO L168 Benchmark]: Boogie Preprocessor took 64.41 ms. Allocated memory is still 200.3 MB. Free memory was 173.9 MB in the beginning and 171.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:54:22,318 INFO L168 Benchmark]: RCFGBuilder took 1218.83 ms. Allocated memory is still 200.3 MB. Free memory was 170.8 MB in the beginning and 86.6 MB in the end (delta: 84.2 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:54:22,319 INFO L168 Benchmark]: Sifa took 2929.72 ms. Allocated memory was 200.3 MB in the beginning and 315.1 MB in the end (delta: 114.8 MB). Free memory was 86.6 MB in the beginning and 177.4 MB in the end (delta: -90.9 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:54:22,322 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 474.33 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 88.6 MB in the beginning and 173.9 MB in the end (delta: -85.3 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 64.41 ms. Allocated memory is still 200.3 MB. Free memory was 173.9 MB in the beginning and 171.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1218.83 ms. Allocated memory is still 200.3 MB. Free memory was 170.8 MB in the beginning and 86.6 MB in the end (delta: 84.2 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. * Sifa took 2929.72 ms. Allocated memory was 200.3 MB in the beginning and 315.1 MB in the end (delta: 114.8 MB). Free memory was 86.6 MB in the beginning and 177.4 MB in the end (delta: -90.9 MB). Peak memory consumption was 24.0 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]: 2889, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 514, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 368, TOOLS_POST_TIME[ms]: 147, TOOLS_POST_CALL_APPLICATIONS: 102, TOOLS_POST_CALL_TIME[ms]: 267, TOOLS_POST_RETURN_APPLICATIONS: 97, TOOLS_POST_RETURN_TIME[ms]: 103, TOOLS_QUANTIFIERELIM_APPLICATIONS: 565, TOOLS_QUANTIFIERELIM_TIME[ms]: 369, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 18, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 525, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 235, DOMAIN_JOIN_TIME[ms]: 1775, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 104, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 10, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 184, DOMAIN_ISBOTTOM_TIME[ms]: 252, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1619, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1618, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 97, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1374, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1373, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 56, DAG_COMPRESSION_PROCESSED_NODES: 555, DAG_COMPRESSION_RETAINED_NODES: 282 - 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 1900#(and (= ~t3_i~0 1) (not (= 0 ~t3_pc~0)) (= 1 ~t3_pc~0) (= ~m_i~0 1) (= ~t1_i~0 1) (= ~t2_i~0 1) (= 1 ~t3_st~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...