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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/systemc/pc_sfifo_2.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:43:24,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:43:24,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:43:24,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:43:24,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:43:24,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:43:24,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:43:24,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:43:24,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:43:24,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:43:24,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:43:24,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:43:24,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:43:24,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:43:24,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:43:24,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:43:24,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:43:24,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:43:24,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:43:24,526 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:43:24,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:43:24,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:43:24,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:43:24,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:43:24,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:43:24,538 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:43:24,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:43:24,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:43:24,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:43:24,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:43:24,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:43:24,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:43:24,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:43:24,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:43:24,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:43:24,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:43:24,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:43:24,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:43:24,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:43:24,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:43:24,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:43:24,552 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 17:43:24,566 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:43:24,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:43:24,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:43:24,567 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:43:24,568 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:43:24,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:43:24,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:43:24,568 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:43:24,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:43:24,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:43:24,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:43:24,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:43:24,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:43:24,569 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:43:24,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:43:24,570 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:43:24,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:43:24,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:43:24,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:43:24,570 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:43:24,571 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:43:24,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:43:24,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:43:24,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:43:24,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:43:24,577 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:43:24,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:43:24,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:43:24,578 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 17:43:24,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:43:24,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:43:24,651 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:43:24,652 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:43:24,653 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:43:24,653 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_2.cil-1.c [2019-09-20 17:43:24,728 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fc17772d/5f920a9ba2874b618bc2e70792fefebc/FLAG70329cc0f [2019-09-20 17:43:25,231 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:43:25,234 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_2.cil-1.c [2019-09-20 17:43:25,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fc17772d/5f920a9ba2874b618bc2e70792fefebc/FLAG70329cc0f [2019-09-20 17:43:25,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fc17772d/5f920a9ba2874b618bc2e70792fefebc [2019-09-20 17:43:25,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:43:25,650 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:43:25,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:43:25,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:43:25,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:43:25,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:43:25" (1/1) ... [2019-09-20 17:43:25,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a32d244 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:25, skipping insertion in model container [2019-09-20 17:43:25,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:43:25" (1/1) ... [2019-09-20 17:43:25,666 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:43:25,703 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:43:25,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:43:25,937 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:43:26,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:43:26,095 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:43:26,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:26 WrapperNode [2019-09-20 17:43:26,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:43:26,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:43:26,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:43:26,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:43:26,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:26" (1/1) ... [2019-09-20 17:43:26,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:26" (1/1) ... [2019-09-20 17:43:26,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:26" (1/1) ... [2019-09-20 17:43:26,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:26" (1/1) ... [2019-09-20 17:43:26,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:26" (1/1) ... [2019-09-20 17:43:26,134 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:26" (1/1) ... [2019-09-20 17:43:26,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:26" (1/1) ... [2019-09-20 17:43:26,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:43:26,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:43:26,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:43:26,141 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:43:26,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:43:26" (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 [2019-09-20 17:43:26,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:43:26,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:43:26,195 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-20 17:43:26,195 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fifo_q [2019-09-20 17:43:26,195 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2019-09-20 17:43:26,196 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2019-09-20 17:43:26,197 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2019-09-20 17:43:26,198 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2019-09-20 17:43:26,198 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2019-09-20 17:43:26,198 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-20 17:43:26,198 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-20 17:43:26,200 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-20 17:43:26,200 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-20 17:43:26,200 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-20 17:43:26,200 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-20 17:43:26,200 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-20 17:43:26,201 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-20 17:43:26,201 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-20 17:43:26,201 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-20 17:43:26,202 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:43:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:43:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:43:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-20 17:43:26,202 INFO L130 BoogieDeclarations]: Found specification of procedure update_fifo_q [2019-09-20 17:43:26,203 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2019-09-20 17:43:26,203 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2019-09-20 17:43:26,203 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2019-09-20 17:43:26,203 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2019-09-20 17:43:26,203 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2019-09-20 17:43:26,203 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-20 17:43:26,204 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-20 17:43:26,204 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-20 17:43:26,204 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-20 17:43:26,204 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-20 17:43:26,204 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-20 17:43:26,204 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-20 17:43:26,204 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-20 17:43:26,205 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-20 17:43:26,205 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-20 17:43:26,205 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:43:26,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:43:26,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:43:26,892 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:43:26,893 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-20 17:43:26,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:43:26 BoogieIcfgContainer [2019-09-20 17:43:26,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:43:26,895 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:43:26,895 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:43:26,896 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:43:26,897 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:43:26" (1/1) ... [2019-09-20 17:43:26,897 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 17:43:26,933 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:43:26,933 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:43:26,948 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:43:26,964 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:43:26,965 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:43:27,260 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-20 17:43:27,481 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 43 [2019-09-20 17:43:27,497 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 77 for LOIs [2019-09-20 17:43:27,697 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 76 for LOIs [2019-09-20 17:43:28,522 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2019-09-20 17:43:30,131 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2019-09-20 17:43:31,032 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 35 [2019-09-20 17:43:31,387 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2019-09-20 17:43:31,653 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 17:43:31,995 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 17:43:32,579 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2019-09-20 17:43:32,740 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 38 [2019-09-20 17:43:32,855 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2019-09-20 17:43:34,207 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 31 [2019-09-20 17:43:34,318 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2019-09-20 17:43:34,561 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2019-09-20 17:43:34,828 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 35 [2019-09-20 17:43:35,158 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2019-09-20 17:43:35,424 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 17:43:35,786 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 17:43:36,375 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2019-09-20 17:43:36,629 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 38 [2019-09-20 17:43:37,092 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 75 [2019-09-20 17:43:37,212 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 17:43:37,344 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-20 17:43:37,670 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2019-09-20 17:43:38,224 WARN L191 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 86 [2019-09-20 17:43:38,475 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 17:43:39,076 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 94 [2019-09-20 17:43:39,086 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 75 for LOIs [2019-09-20 17:43:39,507 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2019-09-20 17:43:39,701 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:43:40,136 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 96 [2019-09-20 17:43:40,539 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2019-09-20 17:43:40,711 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 17:43:41,138 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 96 [2019-09-20 17:43:41,659 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 103 [2019-09-20 17:43:41,893 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 17:43:42,410 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2019-09-20 17:43:42,899 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 103 [2019-09-20 17:43:43,157 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 17:43:43,648 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2019-09-20 17:43:44,385 WARN L191 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 119 [2019-09-20 17:43:44,733 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 17:43:45,481 WARN L191 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 119 [2019-09-20 17:43:46,330 WARN L191 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 127 [2019-09-20 17:43:46,750 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 17:43:47,626 WARN L191 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 128 [2019-09-20 17:43:48,054 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 17:43:48,466 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 17:43:49,332 WARN L191 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 128 [2019-09-20 17:43:50,082 WARN L191 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 123 [2019-09-20 17:43:50,441 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 17:43:51,164 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2019-09-20 17:43:51,793 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 111 [2019-09-20 17:43:52,053 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 17:43:52,674 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 113 [2019-09-20 17:43:53,259 WARN L191 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 111 [2019-09-20 17:43:53,518 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-20 17:43:54,109 WARN L191 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 113 [2019-09-20 17:43:54,726 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 119 [2019-09-20 17:43:55,015 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 17:43:55,644 WARN L191 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 118 [2019-09-20 17:43:56,264 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 119 [2019-09-20 17:43:56,556 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 17:43:57,174 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 118 [2019-09-20 17:43:57,893 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 121 [2019-09-20 17:43:58,234 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 17:43:58,853 WARN L191 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 102 [2019-09-20 17:43:59,732 WARN L191 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 136 [2019-09-20 17:44:00,173 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-20 17:44:01,065 WARN L191 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 136 [2019-09-20 17:44:01,494 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-20 17:44:01,928 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-20 17:44:02,789 WARN L191 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 136 [2019-09-20 17:44:03,585 WARN L191 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 127 [2019-09-20 17:44:03,970 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-09-20 17:44:04,765 WARN L191 SmtUtils]: Spent 787.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 127 [2019-09-20 17:44:05,429 WARN L191 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 112 [2019-09-20 17:44:05,676 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 17:44:06,243 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 112 [2019-09-20 17:44:06,839 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 112 [2019-09-20 17:44:07,096 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-20 17:44:07,661 WARN L191 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 112 [2019-09-20 17:44:08,286 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 117 [2019-09-20 17:44:08,954 WARN L191 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 117 [2019-09-20 17:44:09,939 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 89 [2019-09-20 17:44:10,080 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 89