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 -i ../../../trunk/examples/svcomp/systemc/transmitter.02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:48:17,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:48:17,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:48:17,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:48:17,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:48:17,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:48:17,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:48:17,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:48:17,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:48:17,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:48:17,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:48:17,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:48:17,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:48:17,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:48:17,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:48:17,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:48:17,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:48:17,854 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:48:17,858 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:48:17,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:48:17,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:48:17,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:48:17,870 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:48:17,871 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:48:17,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:48:17,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:48:17,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:48:17,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:48:17,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:48:17,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:48:17,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:48:17,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:48:17,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:48:17,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:48:17,879 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:48:17,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:48:17,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:48:17,880 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:48:17,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:48:17,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:48:17,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:48:17,883 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 15:48:17,898 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:48:17,898 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:48:17,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:48:17,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:48:17,900 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:48:17,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:48:17,900 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:48:17,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:48:17,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:48:17,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:48:17,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:48:17,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:48:17,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:48:17,902 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:48:17,902 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:48:17,902 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:48:17,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:48:17,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:48:17,903 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:48:17,903 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:48:17,903 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:48:17,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:48:17,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:48:17,904 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:48:17,904 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:48:17,904 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:48:17,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:48:17,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:48:17,905 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 [2019-09-25 15:48:17,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:48:17,947 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:48:17,951 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:48:17,952 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:48:17,953 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:48:17,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.02.cil.c [2019-09-25 15:48:18,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01c63b510/00bc14071e564cec8740d9a0d27b9bc1/FLAGedd46ed24 [2019-09-25 15:48:18,564 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:48:18,565 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.02.cil.c [2019-09-25 15:48:18,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01c63b510/00bc14071e564cec8740d9a0d27b9bc1/FLAGedd46ed24 [2019-09-25 15:48:18,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01c63b510/00bc14071e564cec8740d9a0d27b9bc1 [2019-09-25 15:48:18,871 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:48:18,873 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:48:18,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:48:18,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:48:18,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:48:18,878 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:48:18" (1/1) ... [2019-09-25 15:48:18,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b5d51f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:18, skipping insertion in model container [2019-09-25 15:48:18,881 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:48:18" (1/1) ... [2019-09-25 15:48:18,888 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:48:18,927 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:48:19,146 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:48:19,153 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:48:19,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:48:19,333 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:48:19,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:19 WrapperNode [2019-09-25 15:48:19,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:48:19,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:48:19,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:48:19,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:48:19,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:19" (1/1) ... [2019-09-25 15:48:19,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:19" (1/1) ... [2019-09-25 15:48:19,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:19" (1/1) ... [2019-09-25 15:48:19,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:19" (1/1) ... [2019-09-25 15:48:19,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:19" (1/1) ... [2019-09-25 15:48:19,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:19" (1/1) ... [2019-09-25 15:48:19,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:19" (1/1) ... [2019-09-25 15:48:19,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:48:19,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:48:19,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:48:19,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:48:19,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:48:19" (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 15:48:19,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:48:19,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:48:19,452 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-25 15:48:19,453 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-25 15:48:19,454 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-25 15:48:19,454 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-09-25 15:48:19,455 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-25 15:48:19,455 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-25 15:48:19,456 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-09-25 15:48:19,456 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-25 15:48:19,456 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-25 15:48:19,457 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-25 15:48:19,457 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-25 15:48:19,457 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-25 15:48:19,457 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-25 15:48:19,458 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-25 15:48:19,459 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-25 15:48:19,460 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-25 15:48:19,460 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-25 15:48:19,460 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-25 15:48:19,460 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-25 15:48:19,460 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-25 15:48:19,460 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:48:19,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:48:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:48:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-25 15:48:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-25 15:48:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-25 15:48:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-09-25 15:48:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-25 15:48:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-25 15:48:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-25 15:48:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-09-25 15:48:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-25 15:48:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-25 15:48:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-25 15:48:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-25 15:48:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-25 15:48:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-25 15:48:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-25 15:48:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-25 15:48:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-25 15:48:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-25 15:48:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-25 15:48:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-25 15:48:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:48:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:48:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:48:20,437 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:48:20,438 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-25 15:48:20,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:48:20 BoogieIcfgContainer [2019-09-25 15:48:20,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:48:20,440 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:48:20,440 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:48:20,440 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:48:20,441 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:48:20" (1/1) ... [2019-09-25 15:48:20,442 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ 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=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 15:48:20,465 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:48:20,466 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:48:20,476 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:48:20,487 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:48:20,489 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:48:20,629 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 59 for LOIs [2019-09-25 15:48:20,653 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 54 for LOIs [2019-09-25 15:48:21,673 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 39 for LOIs [2019-09-25 15:48:22,076 INFO L199 IcfgInterpreter]: Interpreting procedure transmit2 with input of size 15 for LOIs [2019-09-25 15:48:22,077 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 15 for LOIs [2019-09-25 15:48:22,084 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:48:22,086 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:48:22,088 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 910#(and (= 1 ~t2_st~0) (= 1 ~t2_pc~0) (= ~m_i~0 1) (not (= 0 ~t2_pc~0)) (= ~t1_i~0 1) (= ~t2_i~0 1)) [2019-09-25 15:48:22,101 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:48:22,102 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:48:22,105 INFO L168 Benchmark]: Toolchain (without parser) took 3230.90 ms. Allocated memory was 138.4 MB in the beginning and 266.3 MB in the end (delta: 127.9 MB). Free memory was 85.5 MB in the beginning and 211.4 MB in the end (delta: -125.9 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:22,106 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 15:48:22,107 INFO L168 Benchmark]: CACSL2BoogieTranslator took 460.02 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 85.3 MB in the beginning and 174.7 MB in the end (delta: -89.4 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:22,108 INFO L168 Benchmark]: Boogie Preprocessor took 55.29 ms. Allocated memory is still 199.2 MB. Free memory was 174.7 MB in the beginning and 172.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:22,109 INFO L168 Benchmark]: RCFGBuilder took 1045.82 ms. Allocated memory is still 199.2 MB. Free memory was 172.2 MB in the beginning and 106.2 MB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 7.1 GB. [2019-09-25 15:48:22,110 INFO L168 Benchmark]: Sifa took 1662.06 ms. Allocated memory was 199.2 MB in the beginning and 266.3 MB in the end (delta: 67.1 MB). Free memory was 106.2 MB in the beginning and 211.4 MB in the end (delta: -105.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 15:48:22,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 460.02 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 85.3 MB in the beginning and 174.7 MB in the end (delta: -89.4 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.29 ms. Allocated memory is still 199.2 MB. Free memory was 174.7 MB in the beginning and 172.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1045.82 ms. Allocated memory is still 199.2 MB. Free memory was 172.2 MB in the beginning and 106.2 MB in the end (delta: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 7.1 GB. * Sifa took 1662.06 ms. Allocated memory was 199.2 MB in the beginning and 266.3 MB in the end (delta: 67.1 MB). Free memory was 106.2 MB in the beginning and 211.4 MB in the end (delta: -105.2 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 1623, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 367, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 260, TOOLS_POST_TIME[ms]: 117, TOOLS_POST_CALL_APPLICATIONS: 82, TOOLS_POST_CALL_TIME[ms]: 228, TOOLS_POST_RETURN_APPLICATIONS: 77, TOOLS_POST_RETURN_TIME[ms]: 72, TOOLS_QUANTIFIERELIM_APPLICATIONS: 419, TOOLS_QUANTIFIERELIM_TIME[ms]: 273, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 23, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 373, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 133, DOMAIN_JOIN_TIME[ms]: 849, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 3, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 15, DOMAIN_ISBOTTOM_APPLICATIONS: 105, DOMAIN_ISBOTTOM_TIME[ms]: 152, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 850, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 849, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 77, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 909, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 909, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 492, DAG_COMPRESSION_RETAINED_NODES: 245 - 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 910#(and (= 1 ~t2_st~0) (= 1 ~t2_pc~0) (= ~m_i~0 1) (not (= 0 ~t2_pc~0)) (= ~t1_i~0 1) (= ~t2_i~0 1)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...