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.05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 14:32:47,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 14:32:47,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 14:32:47,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 14:32:47,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 14:32:47,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 14:32:47,986 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 14:32:47,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 14:32:47,997 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 14:32:47,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 14:32:48,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 14:32:48,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 14:32:48,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 14:32:48,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 14:32:48,006 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 14:32:48,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 14:32:48,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 14:32:48,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 14:32:48,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 14:32:48,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 14:32:48,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 14:32:48,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 14:32:48,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 14:32:48,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 14:32:48,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 14:32:48,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 14:32:48,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 14:32:48,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 14:32:48,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 14:32:48,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 14:32:48,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 14:32:48,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 14:32:48,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 14:32:48,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 14:32:48,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 14:32:48,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 14:32:48,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 14:32:48,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 14:32:48,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 14:32:48,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 14:32:48,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 14:32:48,040 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 [2019-10-04 14:32:48,060 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 14:32:48,061 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 14:32:48,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 14:32:48,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 14:32:48,063 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 14:32:48,063 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 14:32:48,064 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 14:32:48,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 14:32:48,064 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 14:32:48,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 14:32:48,065 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 14:32:48,066 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 14:32:48,066 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 14:32:48,066 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 14:32:48,067 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 14:32:48,067 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 14:32:48,067 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 14:32:48,067 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 14:32:48,067 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 14:32:48,068 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 14:32:48,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 14:32:48,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 14:32:48,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 14:32:48,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 14:32:48,069 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 14:32:48,069 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 14:32:48,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 14:32:48,070 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 14:32:48,070 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 [2019-10-04 14:32:48,135 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 14:32:48,150 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 14:32:48,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 14:32:48,155 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 14:32:48,156 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 14:32:48,157 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.05.cil.c [2019-10-04 14:32:48,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8407a7bcc/987a637da24a4cdc957be5431786f672/FLAG0717fb997 [2019-10-04 14:32:48,737 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 14:32:48,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.05.cil.c [2019-10-04 14:32:48,750 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8407a7bcc/987a637da24a4cdc957be5431786f672/FLAG0717fb997 [2019-10-04 14:32:49,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8407a7bcc/987a637da24a4cdc957be5431786f672 [2019-10-04 14:32:49,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 14:32:49,127 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 14:32:49,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 14:32:49,128 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 14:32:49,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 14:32:49,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 02:32:49" (1/1) ... [2019-10-04 14:32:49,136 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e2a3789 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:49, skipping insertion in model container [2019-10-04 14:32:49,136 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 02:32:49" (1/1) ... [2019-10-04 14:32:49,144 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 14:32:49,226 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 14:32:49,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 14:32:49,680 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 14:32:49,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 14:32:49,768 INFO L192 MainTranslator]: Completed translation [2019-10-04 14:32:49,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:49 WrapperNode [2019-10-04 14:32:49,769 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 14:32:49,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 14:32:49,771 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 14:32:49,771 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 14:32:49,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:49" (1/1) ... [2019-10-04 14:32:49,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:49" (1/1) ... [2019-10-04 14:32:49,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:49" (1/1) ... [2019-10-04 14:32:49,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:49" (1/1) ... [2019-10-04 14:32:49,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:49" (1/1) ... [2019-10-04 14:32:49,824 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:49" (1/1) ... [2019-10-04 14:32:49,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:49" (1/1) ... [2019-10-04 14:32:49,835 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 14:32:49,836 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 14:32:49,836 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 14:32:49,836 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 14:32:49,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 02:32:49" (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 [2019-10-04 14:32:49,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 14:32:49,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 14:32:49,899 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-10-04 14:32:49,899 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-10-04 14:32:49,900 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-10-04 14:32:49,900 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2019-10-04 14:32:49,900 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2019-10-04 14:32:49,900 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2019-10-04 14:32:49,900 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2019-10-04 14:32:49,901 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-10-04 14:32:49,901 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-10-04 14:32:49,901 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2019-10-04 14:32:49,901 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2019-10-04 14:32:49,901 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2019-10-04 14:32:49,901 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2019-10-04 14:32:49,902 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-10-04 14:32:49,902 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-10-04 14:32:49,902 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-10-04 14:32:49,902 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-10-04 14:32:49,902 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-10-04 14:32:49,902 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-10-04 14:32:49,903 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-10-04 14:32:49,903 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-10-04 14:32:49,903 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-10-04 14:32:49,903 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-10-04 14:32:49,903 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-10-04 14:32:49,903 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-10-04 14:32:49,904 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-10-04 14:32:49,904 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 14:32:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 14:32:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 14:32:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-10-04 14:32:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-10-04 14:32:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-10-04 14:32:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2019-10-04 14:32:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2019-10-04 14:32:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2019-10-04 14:32:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2019-10-04 14:32:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-10-04 14:32:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-10-04 14:32:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-10-04 14:32:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2019-10-04 14:32:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2019-10-04 14:32:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2019-10-04 14:32:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2019-10-04 14:32:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-10-04 14:32:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-10-04 14:32:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-10-04 14:32:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-10-04 14:32:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-10-04 14:32:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-10-04 14:32:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-10-04 14:32:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-10-04 14:32:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-10-04 14:32:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-10-04 14:32:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-10-04 14:32:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-10-04 14:32:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 14:32:49,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 14:32:49,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 14:32:51,340 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 14:32:51,341 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-10-04 14:32:51,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:32:51 BoogieIcfgContainer [2019-10-04 14:32:51,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 14:32:51,343 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 14:32:51,343 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 14:32:51,344 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 14:32:51,345 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 02:32:51" (1/1) ... [2019-10-04 14:32:51,345 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 [2019-10-04 14:32:51,371 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 14:32:51,371 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 14:32:51,389 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 14:32:51,399 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 14:32:51,402 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 14:32:51,599 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-10-04 14:32:51,821 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 155 for LOIs [2019-10-04 14:32:51,899 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 134 for LOIs [2019-10-04 14:32:51,966 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-04 14:32:52,015 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-10-04 14:32:52,070 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-10-04 14:32:52,793 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-10-04 14:32:54,335 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-10-04 14:32:54,546 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-10-04 14:32:54,946 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-10-04 14:33:36,503 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-10-04 14:33:36,901 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 11 [2019-10-04 14:33:37,623 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 77 for LOIs [2019-10-04 14:34:00,711 INFO L199 IcfgInterpreter]: Interpreting procedure transmit5 with input of size 33 for LOIs [2019-10-04 14:34:00,712 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 33 for LOIs [2019-10-04 14:34:00,721 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 14:34:00,721 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 14:34:00,723 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 60719#(and (= ~m_i~0 1) (<= ~t5_st~0 1) (<= ~t1_i~0 1) (<= ~t3_i~0 1) (<= ~m_i~0 1) (<= 1 ~t5_st~0) (<= ~t4_i~0 1) (= 1 ~t5_st~0) (= ~t2_i~0 1) (<= ~t5_pc~0 1) (<= ~t2_i~0 1) (<= 1 ~t5_pc~0) (= ~t4_i~0 1) (= ~t1_i~0 1) (<= 1 ~t2_i~0) (<= ~t5_i~0 1) (<= 1 ~m_i~0) (<= 1 ~t5_i~0) (= ~t3_i~0 1) (<= 1 ~t3_i~0) (<= 1 ~t4_i~0) (not (= 0 ~t5_pc~0)) (= ~t5_i~0 1) (= 1 ~t5_pc~0) (<= 1 ~t1_i~0)) [2019-10-04 14:34:00,735 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 14:34:00,735 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 14:34:00,737 INFO L168 Benchmark]: Toolchain (without parser) took 71610.39 ms. Allocated memory was 135.3 MB in the beginning and 1.9 GB in the end (delta: 1.7 GB). Free memory was 87.7 MB in the beginning and 1.0 GB in the end (delta: -949.1 MB). Peak memory consumption was 780.5 MB. Max. memory is 7.1 GB. [2019-10-04 14:34:00,738 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 135.3 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 14:34:00,739 INFO L168 Benchmark]: CACSL2BoogieTranslator took 642.37 ms. Allocated memory was 135.3 MB in the beginning and 199.2 MB in the end (delta: 64.0 MB). Free memory was 87.5 MB in the beginning and 170.7 MB in the end (delta: -83.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-10-04 14:34:00,740 INFO L168 Benchmark]: Boogie Preprocessor took 65.08 ms. Allocated memory is still 199.2 MB. Free memory was 170.7 MB in the beginning and 168.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-10-04 14:34:00,741 INFO L168 Benchmark]: RCFGBuilder took 1506.81 ms. Allocated memory was 199.2 MB in the beginning and 223.9 MB in the end (delta: 24.6 MB). Free memory was 168.1 MB in the beginning and 163.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 96.3 MB. Max. memory is 7.1 GB. [2019-10-04 14:34:00,742 INFO L168 Benchmark]: Sifa took 69392.14 ms. Allocated memory was 223.9 MB in the beginning and 1.9 GB in the end (delta: 1.6 GB). Free memory was 163.5 MB in the beginning and 1.0 GB in the end (delta: -873.4 MB). Peak memory consumption was 767.6 MB. Max. memory is 7.1 GB. [2019-10-04 14:34:00,746 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 135.3 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 642.37 ms. Allocated memory was 135.3 MB in the beginning and 199.2 MB in the end (delta: 64.0 MB). Free memory was 87.5 MB in the beginning and 170.7 MB in the end (delta: -83.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.08 ms. Allocated memory is still 199.2 MB. Free memory was 170.7 MB in the beginning and 168.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1506.81 ms. Allocated memory was 199.2 MB in the beginning and 223.9 MB in the end (delta: 24.6 MB). Free memory was 168.1 MB in the beginning and 163.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 96.3 MB. Max. memory is 7.1 GB. * Sifa took 69392.14 ms. Allocated memory was 223.9 MB in the beginning and 1.9 GB in the end (delta: 1.6 GB). Free memory was 163.5 MB in the beginning and 1.0 GB in the end (delta: -873.4 MB). Peak memory consumption was 767.6 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]: 69353, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 15555, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 11621, TOOLS_POST_TIME[ms]: 2187, TOOLS_POST_CALL_APPLICATIONS: 2205, TOOLS_POST_CALL_TIME[ms]: 1981, TOOLS_POST_RETURN_APPLICATIONS: 2200, TOOLS_POST_RETURN_TIME[ms]: 1297, TOOLS_QUANTIFIERELIM_APPLICATIONS: 16025, TOOLS_QUANTIFIERELIM_TIME[ms]: 3677, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 31, FLUID_QUERY_TIME[ms]: 150, FLUID_QUERIES: 15952, FLUID_YES_ANSWERS: 5, DOMAIN_JOIN_APPLICATIONS: 6351, DOMAIN_JOIN_TIME[ms]: 54664, DOMAIN_ALPHA_APPLICATIONS: 5, DOMAIN_ALPHA_TIME[ms]: 706, DOMAIN_WIDEN_APPLICATIONS: 149, DOMAIN_WIDEN_TIME[ms]: 945, DOMAIN_ISSUBSETEQ_APPLICATIONS: 397, DOMAIN_ISSUBSETEQ_TIME[ms]: 527, DOMAIN_ISBOTTOM_APPLICATIONS: 5702, DOMAIN_ISBOTTOM_TIME[ms]: 5953, LOOP_SUMMARIZER_APPLICATIONS: 248, LOOP_SUMMARIZER_CACHE_MISSES: 248, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 58470, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 58466, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 397, CALL_SUMMARIZER_APPLICATIONS: 2200, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 45569, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 45568, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 12, DAG_COMPRESSION_TIME[ms]: 130, DAG_COMPRESSION_PROCESSED_NODES: 4974, DAG_COMPRESSION_RETAINED_NODES: 2218 - 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 60719#(and (= ~m_i~0 1) (<= ~t5_st~0 1) (<= ~t1_i~0 1) (<= ~t3_i~0 1) (<= ~m_i~0 1) (<= 1 ~t5_st~0) (<= ~t4_i~0 1) (= 1 ~t5_st~0) (= ~t2_i~0 1) (<= ~t5_pc~0 1) (<= ~t2_i~0 1) (<= 1 ~t5_pc~0) (= ~t4_i~0 1) (= ~t1_i~0 1) (<= 1 ~t2_i~0) (<= ~t5_i~0 1) (<= 1 ~m_i~0) (<= 1 ~t5_i~0) (= ~t3_i~0 1) (<= 1 ~t3_i~0) (<= 1 ~t4_i~0) (not (= 0 ~t5_pc~0)) (= ~t5_i~0 1) (= 1 ~t5_pc~0) (<= 1 ~t1_i~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...