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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/systemc/transmitter.02.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 07:08:23,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 07:08:23,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 07:08:23,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 07:08:23,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 07:08:23,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 07:08:23,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 07:08:23,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 07:08:23,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 07:08:23,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 07:08:23,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 07:08:23,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 07:08:23,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 07:08:23,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 07:08:23,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 07:08:23,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 07:08:23,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 07:08:23,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 07:08:23,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 07:08:23,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 07:08:23,772 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 07:08:23,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 07:08:23,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 07:08:23,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 07:08:23,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 07:08:23,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 07:08:23,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 07:08:23,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 07:08:23,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 07:08:23,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 07:08:23,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 07:08:23,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 07:08:23,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 07:08:23,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 07:08:23,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 07:08:23,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 07:08:23,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 07:08:23,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 07:08:23,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 07:08:23,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 07:08:23,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 07:08:23,787 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 [2019-10-15 07:08:23,801 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 07:08:23,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 07:08:23,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 07:08:23,803 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 07:08:23,803 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 07:08:23,803 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 07:08:23,803 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 07:08:23,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 07:08:23,804 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 07:08:23,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 07:08:23,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 07:08:23,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 07:08:23,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 07:08:23,804 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 07:08:23,805 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 07:08:23,805 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 07:08:23,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 07:08:23,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 07:08:23,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 07:08:23,806 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 07:08:23,806 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 07:08:23,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 07:08:23,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 07:08:23,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 07:08:23,807 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 07:08:23,807 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 07:08:23,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 07:08:23,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 07:08:23,807 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 07:08:24,096 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 07:08:24,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 07:08:24,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 07:08:24,115 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 07:08:24,115 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 07:08:24,116 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.02.cil.c [2019-10-15 07:08:24,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f718e6522/04c905a0b3114ec3b7ed4aed7dd1538b/FLAGedbfbab64 [2019-10-15 07:08:24,653 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 07:08:24,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.02.cil.c [2019-10-15 07:08:24,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f718e6522/04c905a0b3114ec3b7ed4aed7dd1538b/FLAGedbfbab64 [2019-10-15 07:08:25,017 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f718e6522/04c905a0b3114ec3b7ed4aed7dd1538b [2019-10-15 07:08:25,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 07:08:25,029 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 07:08:25,030 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 07:08:25,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 07:08:25,034 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 07:08:25,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:08:25" (1/1) ... [2019-10-15 07:08:25,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5263035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:25, skipping insertion in model container [2019-10-15 07:08:25,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:08:25" (1/1) ... [2019-10-15 07:08:25,048 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 07:08:25,080 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 07:08:25,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:08:25,311 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 07:08:25,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:08:25,471 INFO L192 MainTranslator]: Completed translation [2019-10-15 07:08:25,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:25 WrapperNode [2019-10-15 07:08:25,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 07:08:25,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 07:08:25,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 07:08:25,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 07:08:25,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:25" (1/1) ... [2019-10-15 07:08:25,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:25" (1/1) ... [2019-10-15 07:08:25,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:25" (1/1) ... [2019-10-15 07:08:25,494 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:25" (1/1) ... [2019-10-15 07:08:25,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:25" (1/1) ... [2019-10-15 07:08:25,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:25" (1/1) ... [2019-10-15 07:08:25,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:25" (1/1) ... [2019-10-15 07:08:25,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 07:08:25,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 07:08:25,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 07:08:25,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 07:08:25,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:25" (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 [2019-10-15 07:08:25,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 07:08:25,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 07:08:25,588 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-10-15 07:08:25,588 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-10-15 07:08:25,588 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-10-15 07:08:25,588 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-10-15 07:08:25,588 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-10-15 07:08:25,589 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-10-15 07:08:25,589 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-10-15 07:08:25,589 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-10-15 07:08:25,589 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-10-15 07:08:25,589 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-10-15 07:08:25,589 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-10-15 07:08:25,590 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-10-15 07:08:25,590 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-10-15 07:08:25,590 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-10-15 07:08:25,590 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-10-15 07:08:25,590 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-10-15 07:08:25,590 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-10-15 07:08:25,591 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-10-15 07:08:25,591 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-10-15 07:08:25,591 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-10-15 07:08:25,591 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 07:08:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 07:08:25,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 07:08:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-10-15 07:08:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-10-15 07:08:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-10-15 07:08:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-10-15 07:08:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-10-15 07:08:25,592 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-10-15 07:08:25,593 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-10-15 07:08:25,593 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-10-15 07:08:25,593 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-10-15 07:08:25,593 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-10-15 07:08:25,593 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-10-15 07:08:25,593 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-10-15 07:08:25,594 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-10-15 07:08:25,594 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-10-15 07:08:25,594 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-10-15 07:08:25,594 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-10-15 07:08:25,594 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-10-15 07:08:25,594 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-10-15 07:08:25,595 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-10-15 07:08:25,595 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-10-15 07:08:25,595 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 07:08:25,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 07:08:25,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 07:08:26,464 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 07:08:26,464 INFO L284 CfgBuilder]: Removed 6 assume(true) statements. [2019-10-15 07:08:26,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:08:26 BoogieIcfgContainer [2019-10-15 07:08:26,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 07:08:26,466 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 07:08:26,466 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 07:08:26,467 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 07:08:26,468 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:08:26" (1/1) ... [2019-10-15 07:08:26,468 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-10-15 07:08:26,493 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 07:08:26,493 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 07:08:26,502 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 07:08:26,511 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 07:08:26,513 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 07:08:26,799 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 73 for LOIs [2019-10-15 07:08:26,836 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 66 for LOIs [2019-10-15 07:08:28,453 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 38 for LOIs [2019-10-15 07:08:29,096 INFO L199 IcfgInterpreter]: Interpreting procedure transmit2 with input of size 21 for LOIs [2019-10-15 07:08:29,097 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 21 for LOIs [2019-10-15 07:08:29,101 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 07:08:29,113 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 07:08:29,114 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 07:08:29,116 INFO L168 Benchmark]: Toolchain (without parser) took 4086.36 ms. Allocated memory was 144.7 MB in the beginning and 292.0 MB in the end (delta: 147.3 MB). Free memory was 101.9 MB in the beginning and 141.2 MB in the end (delta: -39.3 MB). Peak memory consumption was 108.0 MB. Max. memory is 7.1 GB. [2019-10-15 07:08:29,117 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 144.7 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 07:08:29,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.44 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 101.9 MB in the beginning and 178.9 MB in the end (delta: -77.0 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-10-15 07:08:29,122 INFO L168 Benchmark]: Boogie Preprocessor took 57.10 ms. Allocated memory is still 202.4 MB. Free memory was 178.9 MB in the beginning and 175.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-10-15 07:08:29,124 INFO L168 Benchmark]: RCFGBuilder took 935.65 ms. Allocated memory is still 202.4 MB. Free memory was 175.9 MB in the beginning and 110.9 MB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 7.1 GB. [2019-10-15 07:08:29,126 INFO L168 Benchmark]: Sifa took 2647.36 ms. Allocated memory was 202.4 MB in the beginning and 292.0 MB in the end (delta: 89.7 MB). Free memory was 110.9 MB in the beginning and 141.2 MB in the end (delta: -30.3 MB). Peak memory consumption was 59.3 MB. Max. memory is 7.1 GB. [2019-10-15 07:08:29,133 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 144.7 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 442.44 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 101.9 MB in the beginning and 178.9 MB in the end (delta: -77.0 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.10 ms. Allocated memory is still 202.4 MB. Free memory was 178.9 MB in the beginning and 175.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 935.65 ms. Allocated memory is still 202.4 MB. Free memory was 175.9 MB in the beginning and 110.9 MB in the end (delta: 65.0 MB). Peak memory consumption was 65.0 MB. Max. memory is 7.1 GB. * Sifa took 2647.36 ms. Allocated memory was 202.4 MB in the beginning and 292.0 MB in the end (delta: 89.7 MB). Free memory was 110.9 MB in the beginning and 141.2 MB in the end (delta: -30.3 MB). Peak memory consumption was 59.3 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]: 2609, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 367, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 260, TOOLS_POST_TIME[ms]: 113, TOOLS_POST_CALL_APPLICATIONS: 82, TOOLS_POST_CALL_TIME[ms]: 216, TOOLS_POST_RETURN_APPLICATIONS: 77, TOOLS_POST_RETURN_TIME[ms]: 117, TOOLS_QUANTIFIERELIM_APPLICATIONS: 419, TOOLS_QUANTIFIERELIM_TIME[ms]: 310, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 17, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 373, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 133, DOMAIN_JOIN_TIME[ms]: 1828, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 16, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 105, DOMAIN_ISBOTTOM_TIME[ms]: 140, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1467, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1466, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 77, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1343, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1342, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 47, 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 1204#(and (<= ~t2_pc~0 1) (= 1 ~t2_pc~0) (<= ~t2_st~0 1) (= ~m_i~0 1) (= ~t1_i~0 1) (<= 1 ~t2_pc~0) (<= 1 ~t2_i~0) (<= ~t1_i~0 1) (<= ~m_i~0 1) (<= 1 ~m_i~0) (<= 1 ~t2_st~0) (= 1 ~t2_st~0) (not (= 0 ~t2_pc~0)) (= ~t2_i~0 1) (<= ~t2_i~0 1) (<= 1 ~t1_i~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...