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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:56:07,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:56:07,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:56:07,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:56:07,528 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:56:07,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:56:07,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:56:07,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:56:07,534 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:56:07,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:56:07,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:56:07,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:56:07,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:56:07,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:56:07,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:56:07,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:56:07,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:56:07,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:56:07,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:56:07,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:56:07,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:56:07,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:56:07,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:56:07,550 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:56:07,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:56:07,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:56:07,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:56:07,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:56:07,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:56:07,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:56:07,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:56:07,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:56:07,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:56:07,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:56:07,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:56:07,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:56:07,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:56:07,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:56:07,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:56:07,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:56:07,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:56:07,563 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 15:56:07,578 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:56:07,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:56:07,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:56:07,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:56:07,580 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:56:07,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:56:07,581 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:56:07,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:56:07,581 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:56:07,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:56:07,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:56:07,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:56:07,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:56:07,582 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:56:07,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:56:07,582 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:56:07,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:56:07,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:56:07,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:56:07,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:56:07,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:56:07,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:56:07,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:56:07,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:56:07,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:56:07,584 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:56:07,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:56:07,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:56:07,585 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:56:07,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:56:07,628 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:56:07,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:56:07,633 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:56:07,633 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:56:07,634 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 15:56:07,693 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa630b357/5998d00bf51a490f8d3b9e4f83d652e1/FLAGcc381a7b9 [2019-09-20 15:56:08,136 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:56:08,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 15:56:08,149 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa630b357/5998d00bf51a490f8d3b9e4f83d652e1/FLAGcc381a7b9 [2019-09-20 15:56:08,516 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa630b357/5998d00bf51a490f8d3b9e4f83d652e1 [2019-09-20 15:56:08,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:56:08,532 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:56:08,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:56:08,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:56:08,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:56:08,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:56:08" (1/1) ... [2019-09-20 15:56:08,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d4f7f74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:08, skipping insertion in model container [2019-09-20 15:56:08,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:56:08" (1/1) ... [2019-09-20 15:56:08,548 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:56:08,597 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:56:08,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:56:08,819 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:56:08,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:56:08,960 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:56:08,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:08 WrapperNode [2019-09-20 15:56:08,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:56:08,962 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:56:08,962 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:56:08,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:56:08,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:08" (1/1) ... [2019-09-20 15:56:08,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:08" (1/1) ... [2019-09-20 15:56:08,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:08" (1/1) ... [2019-09-20 15:56:08,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:08" (1/1) ... [2019-09-20 15:56:09,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:08" (1/1) ... [2019-09-20 15:56:09,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:08" (1/1) ... [2019-09-20 15:56:09,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:08" (1/1) ... [2019-09-20 15:56:09,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:56:09,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:56:09,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:56:09,018 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:56:09,018 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:56:08" (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 15:56:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:56:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:56:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 15:56:09,069 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-20 15:56:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-20 15:56:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-20 15:56:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-20 15:56:09,070 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 15:56:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 15:56:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 15:56:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 15:56:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 15:56:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 15:56:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 15:56:09,071 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 15:56:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 15:56:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 15:56:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 15:56:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 15:56:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 15:56:09,072 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:56:09,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:56:09,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:56:09,073 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 15:56:09,073 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-20 15:56:09,076 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-20 15:56:09,076 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 15:56:09,076 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-20 15:56:09,076 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-20 15:56:09,076 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 15:56:09,076 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 15:56:09,077 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 15:56:09,077 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 15:56:09,077 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 15:56:09,077 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 15:56:09,077 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 15:56:09,078 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 15:56:09,078 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 15:56:09,078 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 15:56:09,078 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 15:56:09,078 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 15:56:09,078 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:56:09,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:56:09,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:56:09,821 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:56:09,821 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:56:09,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:56:09 BoogieIcfgContainer [2019-09-20 15:56:09,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:56:09,823 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:56:09,823 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:56:09,824 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:56:09,825 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:56:09" (1/1) ... [2019-09-20 15:56:09,825 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:56:09,848 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:56:09,849 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:56:09,857 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:56:09,866 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:56:09,868 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:56:09,974 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 39 for LOIs [2019-09-20 15:56:09,992 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 36 for LOIs [2019-09-20 15:56:10,875 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 32 for LOIs [2019-09-20 15:56:11,006 INFO L199 IcfgInterpreter]: Interpreting procedure transmit1 with input of size 9 for LOIs [2019-09-20 15:56:11,007 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 9 for LOIs [2019-09-20 15:56:11,008 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:56:11,009 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:56:11,017 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 566#(and (= 1 ~t1_pc~0) (not (= 0 ~t1_pc~0)) (= 1 ~t1_st~0)) [2019-09-20 15:56:11,041 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:56:11,042 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:56:11,046 INFO L168 Benchmark]: Toolchain (without parser) took 2511.92 ms. Allocated memory was 132.6 MB in the beginning and 223.3 MB in the end (delta: 90.7 MB). Free memory was 88.3 MB in the beginning and 130.6 MB in the end (delta: -42.4 MB). Peak memory consumption was 48.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:11,048 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:56:11,049 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.33 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 88.1 MB in the beginning and 174.4 MB in the end (delta: -86.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:11,051 INFO L168 Benchmark]: Boogie Preprocessor took 55.27 ms. Allocated memory is still 199.8 MB. Free memory was 174.4 MB in the beginning and 172.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:11,051 INFO L168 Benchmark]: RCFGBuilder took 805.57 ms. Allocated memory is still 199.8 MB. Free memory was 172.5 MB in the beginning and 124.1 MB in the end (delta: 48.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:11,058 INFO L168 Benchmark]: Sifa took 1218.82 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 124.1 MB in the beginning and 130.6 MB in the end (delta: -6.5 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:11,069 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 428.33 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 88.1 MB in the beginning and 174.4 MB in the end (delta: -86.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.27 ms. Allocated memory is still 199.8 MB. Free memory was 174.4 MB in the beginning and 172.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 805.57 ms. Allocated memory is still 199.8 MB. Free memory was 172.5 MB in the beginning and 124.1 MB in the end (delta: 48.4 MB). Peak memory consumption was 48.4 MB. Max. memory is 7.1 GB. * Sifa took 1218.82 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 124.1 MB in the beginning and 130.6 MB in the end (delta: -6.5 MB). Peak memory consumption was 17.1 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]: 1169, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 213, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 147, TOOLS_POST_TIME[ms]: 100, TOOLS_POST_CALL_APPLICATIONS: 50, TOOLS_POST_CALL_TIME[ms]: 103, TOOLS_POST_RETURN_APPLICATIONS: 45, TOOLS_POST_RETURN_TIME[ms]: 97, TOOLS_QUANTIFIERELIM_APPLICATIONS: 242, TOOLS_QUANTIFIERELIM_TIME[ms]: 210, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 218, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 552, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 57, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 48, DOMAIN_ISBOTTOM_TIME[ms]: 107, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 711, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 711, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 45, CALL_SUMMARIZER_CACHE_MISSES: 18, CALL_SUMMARIZER_OVERALL_TIME[ms]: 758, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 758, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 39, 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 566#(and (= 1 ~t1_pc~0) (not (= 0 ~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...