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.04.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 07:08:24,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 07:08:24,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 07:08:24,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 07:08:24,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 07:08:24,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 07:08:24,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 07:08:24,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 07:08:24,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 07:08:24,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 07:08:24,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 07:08:24,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 07:08:24,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 07:08:24,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 07:08:24,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 07:08:24,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 07:08:24,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 07:08:24,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 07:08:24,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 07:08:24,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 07:08:24,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 07:08:24,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 07:08:24,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 07:08:24,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 07:08:24,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 07:08:24,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 07:08:24,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 07:08:24,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 07:08:24,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 07:08:24,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 07:08:24,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 07:08:24,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 07:08:24,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 07:08:24,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 07:08:24,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 07:08:24,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 07:08:24,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 07:08:24,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 07:08:24,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 07:08:24,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 07:08:24,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 07:08:24,813 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 07:08:24,834 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 07:08:24,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 07:08:24,836 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 07:08:24,836 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 07:08:24,836 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 07:08:24,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 07:08:24,836 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 07:08:24,837 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 07:08:24,837 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 07:08:24,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 07:08:24,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 07:08:24,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 07:08:24,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 07:08:24,839 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 07:08:24,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 07:08:24,839 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 07:08:24,839 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 07:08:24,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 07:08:24,840 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 07:08:24,840 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 07:08:24,840 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 07:08:24,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 07:08:24,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 07:08:24,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 07:08:24,841 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 07:08:24,841 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 07:08:24,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 07:08:24,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 07:08:24,842 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 07:08:25,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 07:08:25,126 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 07:08:25,129 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 07:08:25,131 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 07:08:25,131 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 07:08:25,132 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.04.cil.c [2019-10-15 07:08:25,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d810c10d/ecf62acf330a4b9e9a2924978cca41ae/FLAGdee0354e0 [2019-10-15 07:08:25,729 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 07:08:25,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.04.cil.c [2019-10-15 07:08:25,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d810c10d/ecf62acf330a4b9e9a2924978cca41ae/FLAGdee0354e0 [2019-10-15 07:08:26,002 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d810c10d/ecf62acf330a4b9e9a2924978cca41ae [2019-10-15 07:08:26,010 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 07:08:26,011 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 07:08:26,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 07:08:26,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 07:08:26,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 07:08:26,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:08:26" (1/1) ... [2019-10-15 07:08:26,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21262504 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:26, skipping insertion in model container [2019-10-15 07:08:26,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:08:26" (1/1) ... [2019-10-15 07:08:26,028 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 07:08:26,089 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 07:08:26,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:08:26,446 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 07:08:26,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:08:26,678 INFO L192 MainTranslator]: Completed translation [2019-10-15 07:08:26,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:26 WrapperNode [2019-10-15 07:08:26,679 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 07:08:26,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 07:08:26,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 07:08:26,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 07:08:26,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:26" (1/1) ... [2019-10-15 07:08:26,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:26" (1/1) ... [2019-10-15 07:08:26,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:26" (1/1) ... [2019-10-15 07:08:26,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:26" (1/1) ... [2019-10-15 07:08:26,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:26" (1/1) ... [2019-10-15 07:08:26,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:26" (1/1) ... [2019-10-15 07:08:26,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:26" (1/1) ... [2019-10-15 07:08:26,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 07:08:26,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 07:08:26,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 07:08:26,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 07:08:26,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:08:26" (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 07:08:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 07:08:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 07:08:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-10-15 07:08:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-10-15 07:08:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-10-15 07:08:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-10-15 07:08:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2019-10-15 07:08:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2019-10-15 07:08:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-10-15 07:08:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-10-15 07:08:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-10-15 07:08:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2019-10-15 07:08:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2019-10-15 07:08:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-10-15 07:08:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-10-15 07:08:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-10-15 07:08:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-10-15 07:08:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-10-15 07:08:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-10-15 07:08:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-10-15 07:08:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-10-15 07:08:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-10-15 07:08:26,818 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-10-15 07:08:26,819 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-10-15 07:08:26,819 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-10-15 07:08:26,819 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-10-15 07:08:26,820 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 07:08:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 07:08:26,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 07:08:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-10-15 07:08:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-10-15 07:08:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-10-15 07:08:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-10-15 07:08:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2019-10-15 07:08:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2019-10-15 07:08:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-10-15 07:08:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-10-15 07:08:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-10-15 07:08:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-10-15 07:08:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2019-10-15 07:08:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2019-10-15 07:08:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-10-15 07:08:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-10-15 07:08:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-10-15 07:08:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-10-15 07:08:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-10-15 07:08:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-10-15 07:08:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-10-15 07:08:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-10-15 07:08:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-10-15 07:08:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-10-15 07:08:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-10-15 07:08:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-10-15 07:08:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 07:08:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 07:08:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 07:08:28,092 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 07:08:28,092 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-10-15 07:08:28,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:08:28 BoogieIcfgContainer [2019-10-15 07:08:28,094 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 07:08:28,095 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 07:08:28,095 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 07:08:28,095 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 07:08:28,096 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:08:28" (1/1) ... [2019-10-15 07:08:28,097 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 07:08:28,123 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 07:08:28,123 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 07:08:28,133 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 07:08:28,142 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 07:08:28,144 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 07:08:28,477 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 127 for LOIs [2019-10-15 07:08:28,549 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 112 for LOIs [2019-10-15 07:08:28,653 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-10-15 07:08:28,761 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-10-15 07:08:29,549 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-10-15 07:08:29,636 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-10-15 07:08:30,492 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-10-15 07:08:30,553 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2019-10-15 07:08:31,776 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 86 for LOIs [2019-10-15 07:08:32,876 INFO L199 IcfgInterpreter]: Interpreting procedure transmit4 with input of size 29 for LOIs [2019-10-15 07:08:32,877 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 29 for LOIs [2019-10-15 07:08:32,882 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 07:08:32,894 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 07:08:32,895 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 07:08:32,897 INFO L168 Benchmark]: Toolchain (without parser) took 6885.44 ms. Allocated memory was 138.9 MB in the beginning and 362.3 MB in the end (delta: 223.3 MB). Free memory was 103.8 MB in the beginning and 279.7 MB in the end (delta: -175.9 MB). Peak memory consumption was 47.4 MB. Max. memory is 7.1 GB. [2019-10-15 07:08:32,898 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory is still 121.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 07:08:32,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 667.33 ms. Allocated memory was 138.9 MB in the beginning and 205.5 MB in the end (delta: 66.6 MB). Free memory was 103.4 MB in the beginning and 180.7 MB in the end (delta: -77.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-10-15 07:08:32,900 INFO L168 Benchmark]: Boogie Preprocessor took 55.23 ms. Allocated memory is still 205.5 MB. Free memory was 180.7 MB in the beginning and 177.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-10-15 07:08:32,901 INFO L168 Benchmark]: RCFGBuilder took 1358.99 ms. Allocated memory was 205.5 MB in the beginning and 235.4 MB in the end (delta: 29.9 MB). Free memory was 177.7 MB in the beginning and 189.8 MB in the end (delta: -12.1 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. [2019-10-15 07:08:32,902 INFO L168 Benchmark]: Sifa took 4800.27 ms. Allocated memory was 235.4 MB in the beginning and 362.3 MB in the end (delta: 126.9 MB). Free memory was 189.8 MB in the beginning and 279.7 MB in the end (delta: -89.9 MB). Peak memory consumption was 37.0 MB. Max. memory is 7.1 GB. [2019-10-15 07:08:32,906 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory is still 121.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 667.33 ms. Allocated memory was 138.9 MB in the beginning and 205.5 MB in the end (delta: 66.6 MB). Free memory was 103.4 MB in the beginning and 180.7 MB in the end (delta: -77.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.23 ms. Allocated memory is still 205.5 MB. Free memory was 180.7 MB in the beginning and 177.7 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1358.99 ms. Allocated memory was 205.5 MB in the beginning and 235.4 MB in the end (delta: 29.9 MB). Free memory was 177.7 MB in the beginning and 189.8 MB in the end (delta: -12.1 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. * Sifa took 4800.27 ms. Allocated memory was 235.4 MB in the beginning and 362.3 MB in the end (delta: 126.9 MB). Free memory was 189.8 MB in the beginning and 279.7 MB in the end (delta: -89.9 MB). Peak memory consumption was 37.0 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]: 4759, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 519, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 370, TOOLS_POST_TIME[ms]: 130, TOOLS_POST_CALL_APPLICATIONS: 103, TOOLS_POST_CALL_TIME[ms]: 330, TOOLS_POST_RETURN_APPLICATIONS: 98, TOOLS_POST_RETURN_TIME[ms]: 154, TOOLS_QUANTIFIERELIM_APPLICATIONS: 569, TOOLS_QUANTIFIERELIM_TIME[ms]: 461, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 23, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 525, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 232, DOMAIN_JOIN_TIME[ms]: 3294, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 384, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 10, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 195, DOMAIN_ISBOTTOM_TIME[ms]: 258, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1771, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1770, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 98, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 2743, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2742, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 746, DAG_COMPRESSION_RETAINED_NODES: 362 - 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 3675#(and (not (= 0 ~t4_pc~0)) (= ~m_i~0 1) (= ~t4_i~0 1) (<= ~t4_st~0 1) (= ~t1_i~0 1) (<= 1 ~t2_i~0) (= 1 ~t4_pc~0) (<= ~t1_i~0 1) (<= 1 ~t4_st~0) (<= ~t3_i~0 1) (<= 1 ~t4_pc~0) (<= ~m_i~0 1) (<= 1 ~m_i~0) (= ~t3_i~0 1) (<= ~t4_i~0 1) (<= 1 ~t3_i~0) (<= 1 ~t4_i~0) (= ~t2_i~0 1) (<= ~t4_pc~0 1) (= 1 ~t4_st~0) (<= ~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...