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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 18:45:19,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 18:45:19,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 18:45:19,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 18:45:19,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 18:45:19,340 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 18:45:19,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 18:45:19,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 18:45:19,357 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 18:45:19,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 18:45:19,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 18:45:19,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 18:45:19,362 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 18:45:19,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 18:45:19,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 18:45:19,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 18:45:19,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 18:45:19,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 18:45:19,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 18:45:19,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 18:45:19,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 18:45:19,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 18:45:19,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 18:45:19,392 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 18:45:19,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 18:45:19,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 18:45:19,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 18:45:19,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 18:45:19,398 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 18:45:19,400 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 18:45:19,400 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 18:45:19,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 18:45:19,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 18:45:19,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 18:45:19,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 18:45:19,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 18:45:19,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 18:45:19,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 18:45:19,408 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 18:45:19,409 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 18:45:19,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 18:45:19,411 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 18:45:19,432 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 18:45:19,433 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 18:45:19,435 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 18:45:19,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 18:45:19,435 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 18:45:19,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 18:45:19,436 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 18:45:19,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 18:45:19,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 18:45:19,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 18:45:19,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 18:45:19,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 18:45:19,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 18:45:19,438 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 18:45:19,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 18:45:19,439 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 18:45:19,439 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 18:45:19,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 18:45:19,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 18:45:19,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 18:45:19,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 18:45:19,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:45:19,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 18:45:19,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 18:45:19,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 18:45:19,441 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 18:45:19,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 18:45:19,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 18:45:19,441 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 -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 18:45:19,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 18:45:19,504 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 18:45:19,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 18:45:19,509 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 18:45:19,509 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 18:45:19,510 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 18:45:19,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c662a4a1/f76d0d401adf4a428d6b530b8da5a8d2/FLAG3514ba22f [2019-09-20 18:45:20,011 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 18:45:20,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.01.cil.c [2019-09-20 18:45:20,021 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c662a4a1/f76d0d401adf4a428d6b530b8da5a8d2/FLAG3514ba22f [2019-09-20 18:45:20,364 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c662a4a1/f76d0d401adf4a428d6b530b8da5a8d2 [2019-09-20 18:45:20,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 18:45:20,380 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 18:45:20,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 18:45:20,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 18:45:20,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 18:45:20,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:45:20" (1/1) ... [2019-09-20 18:45:20,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@406b1748 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:45:20, skipping insertion in model container [2019-09-20 18:45:20,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 06:45:20" (1/1) ... [2019-09-20 18:45:20,396 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 18:45:20,438 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 18:45:20,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:45:20,664 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 18:45:20,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 18:45:20,803 INFO L192 MainTranslator]: Completed translation [2019-09-20 18:45:20,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:45:20 WrapperNode [2019-09-20 18:45:20,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 18:45:20,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 18:45:20,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 18:45:20,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 18:45:20,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:45:20" (1/1) ... [2019-09-20 18:45:20,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:45:20" (1/1) ... [2019-09-20 18:45:20,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:45:20" (1/1) ... [2019-09-20 18:45:20,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:45:20" (1/1) ... [2019-09-20 18:45:20,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:45:20" (1/1) ... [2019-09-20 18:45:20,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:45:20" (1/1) ... [2019-09-20 18:45:20,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:45:20" (1/1) ... [2019-09-20 18:45:20,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 18:45:20,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 18:45:20,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 18:45:20,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 18:45:20,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 06:45:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 18:45:20,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 18:45:20,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 18:45:20,903 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 18:45:20,903 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-20 18:45:20,903 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-20 18:45:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-20 18:45:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-20 18:45:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 18:45:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 18:45:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 18:45:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 18:45:20,905 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 18:45:20,905 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 18:45:20,905 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 18:45:20,905 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-20 18:45:20,905 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-20 18:45:20,905 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-20 18:45:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 18:45:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 18:45:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 18:45:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 18:45:20,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 18:45:20,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 18:45:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 18:45:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-20 18:45:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-20 18:45:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-20 18:45:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-20 18:45:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-20 18:45:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 18:45:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 18:45:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 18:45:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 18:45:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 18:45:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 18:45:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 18:45:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-20 18:45:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-20 18:45:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 18:45:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 18:45:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 18:45:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 18:45:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 18:45:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 18:45:21,362 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 18:45:21,362 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 18:45:21,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:45:21 BoogieIcfgContainer [2019-09-20 18:45:21,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 18:45:21,364 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 18:45:21,364 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 18:45:21,365 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 18:45:21,366 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 06:45:21" (1/1) ... [2019-09-20 18:45:21,366 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 18:45:21,389 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 18:45:21,389 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 18:45:21,399 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 18:45:21,407 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 18:45:21,409 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 18:45:21,551 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 39 for LOIs [2019-09-20 18:45:21,587 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 36 for LOIs [2019-09-20 18:45:22,420 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 18:45:23,780 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-20 18:45:23,932 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-20 18:45:24,598 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-20 18:45:24,752 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:24,885 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:26,079 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:26,219 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:26,392 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-20 18:45:26,539 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-20 18:45:27,220 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2019-09-20 18:45:27,521 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:27,648 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:28,781 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:28,926 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:29,308 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 52 [2019-09-20 18:45:29,690 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2019-09-20 18:45:29,920 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 18:45:30,071 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 18:45:30,657 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-20 18:45:30,809 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-20 18:45:31,394 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2019-09-20 18:45:31,549 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2019-09-20 18:45:31,723 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:31,861 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:32,716 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2019-09-20 18:45:33,026 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:33,161 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:33,570 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-20 18:45:34,135 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2019-09-20 18:45:34,447 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:34,583 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:34,972 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-20 18:45:35,764 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:35,899 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:36,143 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 53 [2019-09-20 18:45:36,393 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2019-09-20 18:45:36,499 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 40 for LOIs [2019-09-20 18:45:36,660 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 52 [2019-09-20 18:45:36,926 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 54 [2019-09-20 18:45:37,151 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-20 18:45:37,304 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2019-09-20 18:45:38,131 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:38,283 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-20 18:45:38,297 INFO L199 IcfgInterpreter]: Interpreting procedure transmit1 with input of size 9 for LOIs [2019-09-20 18:45:38,297 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 9 for LOIs [2019-09-20 18:45:38,308 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 18:45:38,308 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 18:45:38,312 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 987#(and (= 1 ~t1_pc~0) (= 1 ~t1_st~0)) [2019-09-20 18:45:38,329 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 18:45:38,330 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 18:45:38,331 INFO L168 Benchmark]: Toolchain (without parser) took 17951.47 ms. Allocated memory was 135.3 MB in the beginning and 385.4 MB in the end (delta: 250.1 MB). Free memory was 90.1 MB in the beginning and 324.8 MB in the end (delta: -234.6 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-09-20 18:45:38,332 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 135.3 MB. Free memory was 108.3 MB in the beginning and 108.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 18:45:38,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 423.88 ms. Allocated memory was 135.3 MB in the beginning and 201.3 MB in the end (delta: 66.1 MB). Free memory was 89.7 MB in the beginning and 176.3 MB in the end (delta: -86.6 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-20 18:45:38,334 INFO L168 Benchmark]: Boogie Preprocessor took 38.65 ms. Allocated memory is still 201.3 MB. Free memory was 176.3 MB in the beginning and 174.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-20 18:45:38,334 INFO L168 Benchmark]: RCFGBuilder took 520.34 ms. Allocated memory is still 201.3 MB. Free memory was 174.5 MB in the beginning and 145.6 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. [2019-09-20 18:45:38,335 INFO L168 Benchmark]: Sifa took 16965.46 ms. Allocated memory was 201.3 MB in the beginning and 385.4 MB in the end (delta: 184.0 MB). Free memory was 145.6 MB in the beginning and 324.8 MB in the end (delta: -179.2 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-09-20 18:45:38,339 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 135.3 MB. Free memory was 108.3 MB in the beginning and 108.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 423.88 ms. Allocated memory was 135.3 MB in the beginning and 201.3 MB in the end (delta: 66.1 MB). Free memory was 89.7 MB in the beginning and 176.3 MB in the end (delta: -86.6 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.65 ms. Allocated memory is still 201.3 MB. Free memory was 176.3 MB in the beginning and 174.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 520.34 ms. Allocated memory is still 201.3 MB. Free memory was 174.5 MB in the beginning and 145.6 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB. * Sifa took 16965.46 ms. Allocated memory was 201.3 MB in the beginning and 385.4 MB in the end (delta: 184.0 MB). Free memory was 145.6 MB in the beginning and 324.8 MB in the end (delta: -179.2 MB). Peak memory consumption was 4.9 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]: 16924, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 490, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 350, TOOLS_POST_TIME[ms]: 139, TOOLS_POST_CALL_APPLICATIONS: 95, TOOLS_POST_CALL_TIME[ms]: 181, TOOLS_POST_RETURN_APPLICATIONS: 90, TOOLS_POST_RETURN_TIME[ms]: 110, TOOLS_QUANTIFIERELIM_APPLICATIONS: 534, TOOLS_QUANTIFIERELIM_TIME[ms]: 298, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 20, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 503, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 190, DOMAIN_JOIN_TIME[ms]: 15752, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 290, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 134, DOMAIN_ISBOTTOM_TIME[ms]: 259, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 15143, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15142, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 90, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13482, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13481, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 48, DAG_COMPRESSION_PROCESSED_NODES: 504, DAG_COMPRESSION_RETAINED_NODES: 275 - 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 987#(and (= 1 ~t1_pc~0) (= 1 ~t1_st~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...