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/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.BOUNDED-10.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 07:03:42,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 07:03:42,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 07:03:42,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 07:03:42,376 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 07:03:42,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 07:03:42,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 07:03:42,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 07:03:42,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 07:03:42,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 07:03:42,392 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 07:03:42,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 07:03:42,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 07:03:42,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 07:03:42,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 07:03:42,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 07:03:42,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 07:03:42,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 07:03:42,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 07:03:42,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 07:03:42,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 07:03:42,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 07:03:42,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 07:03:42,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 07:03:42,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 07:03:42,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 07:03:42,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 07:03:42,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 07:03:42,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 07:03:42,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 07:03:42,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 07:03:42,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 07:03:42,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 07:03:42,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 07:03:42,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 07:03:42,412 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 07:03:42,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 07:03:42,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 07:03:42,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 07:03:42,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 07:03:42,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 07:03:42,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 07:03:42,430 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 07:03:42,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 07:03:42,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 07:03:42,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 07:03:42,433 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 07:03:42,434 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 07:03:42,434 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 07:03:42,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 07:03:42,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 07:03:42,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 07:03:42,435 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 07:03:42,435 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 07:03:42,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 07:03:42,435 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 07:03:42,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 07:03:42,435 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 07:03:42,436 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 07:03:42,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 07:03:42,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 07:03:42,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 07:03:42,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 07:03:42,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 07:03:42,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 07:03:42,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 07:03:42,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 07:03:42,438 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 07:03:42,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 07:03:42,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 07:03:42,438 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 07:03:42,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 07:03:42,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 07:03:42,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 07:03:42,761 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 07:03:42,762 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 07:03:42,762 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.BOUNDED-10.pals.c [2019-10-15 07:03:42,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d900fd32/f088fbbfd7574c6ea14db3bde010661e/FLAG402bfdcf5 [2019-10-15 07:03:43,372 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 07:03:43,373 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.BOUNDED-10.pals.c [2019-10-15 07:03:43,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d900fd32/f088fbbfd7574c6ea14db3bde010661e/FLAG402bfdcf5 [2019-10-15 07:03:43,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d900fd32/f088fbbfd7574c6ea14db3bde010661e [2019-10-15 07:03:43,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 07:03:43,694 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 07:03:43,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 07:03:43,696 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 07:03:43,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 07:03:43,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:03:43" (1/1) ... [2019-10-15 07:03:43,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@507cfa22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:43, skipping insertion in model container [2019-10-15 07:03:43,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:03:43" (1/1) ... [2019-10-15 07:03:43,717 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 07:03:43,781 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 07:03:44,185 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:03:44,200 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 07:03:44,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:03:44,308 INFO L192 MainTranslator]: Completed translation [2019-10-15 07:03:44,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:44 WrapperNode [2019-10-15 07:03:44,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 07:03:44,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 07:03:44,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 07:03:44,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 07:03:44,321 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:44" (1/1) ... [2019-10-15 07:03:44,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:44" (1/1) ... [2019-10-15 07:03:44,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:44" (1/1) ... [2019-10-15 07:03:44,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:44" (1/1) ... [2019-10-15 07:03:44,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:44" (1/1) ... [2019-10-15 07:03:44,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:44" (1/1) ... [2019-10-15 07:03:44,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:44" (1/1) ... [2019-10-15 07:03:44,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 07:03:44,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 07:03:44,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 07:03:44,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 07:03:44,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:03:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 07:03:44,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 07:03:44,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 07:03:44,470 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side1_failed_history [2019-10-15 07:03:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side1_failed_history [2019-10-15 07:03:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure write_side2_failed_history [2019-10-15 07:03:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure read_side2_failed_history [2019-10-15 07:03:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure write_active_side_history [2019-10-15 07:03:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure read_active_side_history [2019-10-15 07:03:44,473 INFO L138 BoogieDeclarations]: Found implementation of procedure write_manual_selection_history [2019-10-15 07:03:44,473 INFO L138 BoogieDeclarations]: Found implementation of procedure read_manual_selection_history [2019-10-15 07:03:44,473 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-10-15 07:03:44,473 INFO L138 BoogieDeclarations]: Found implementation of procedure flip_the_side [2019-10-15 07:03:44,474 INFO L138 BoogieDeclarations]: Found implementation of procedure Console_task_each_pals_period [2019-10-15 07:03:44,474 INFO L138 BoogieDeclarations]: Found implementation of procedure Side1_activestandby_task_each_pals_period [2019-10-15 07:03:44,474 INFO L138 BoogieDeclarations]: Found implementation of procedure Side2_activestandby_task_each_pals_period [2019-10-15 07:03:44,474 INFO L138 BoogieDeclarations]: Found implementation of procedure Pendulum_prism_task_each_pals_period [2019-10-15 07:03:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-10-15 07:03:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 07:03:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-10-15 07:03:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 07:03:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-15 07:03:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-15 07:03:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-10-15 07:03:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-10-15 07:03:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-10-15 07:03:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 07:03:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure write_side1_failed_history [2019-10-15 07:03:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure read_side1_failed_history [2019-10-15 07:03:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure write_side2_failed_history [2019-10-15 07:03:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure read_side2_failed_history [2019-10-15 07:03:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure write_active_side_history [2019-10-15 07:03:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure read_active_side_history [2019-10-15 07:03:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure write_manual_selection_history [2019-10-15 07:03:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure read_manual_selection_history [2019-10-15 07:03:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-10-15 07:03:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure flip_the_side [2019-10-15 07:03:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure Console_task_each_pals_period [2019-10-15 07:03:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure Side1_activestandby_task_each_pals_period [2019-10-15 07:03:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure Side2_activestandby_task_each_pals_period [2019-10-15 07:03:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure Pendulum_prism_task_each_pals_period [2019-10-15 07:03:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-10-15 07:03:44,480 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 07:03:44,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 07:03:44,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 07:03:45,911 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 07:03:45,912 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 07:03:45,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:03:45 BoogieIcfgContainer [2019-10-15 07:03:45,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 07:03:45,914 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 07:03:45,914 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 07:03:45,914 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 07:03:45,916 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:03:45" (1/1) ... [2019-10-15 07:03:45,916 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 07:03:45,942 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 07:03:45,942 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 07:03:45,953 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 07:03:45,963 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 07:03:45,965 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 07:03:46,216 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-10-15 07:03:46,512 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 235 for LOIs [2019-10-15 07:03:50,462 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 238 [2019-10-15 07:03:50,945 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 23 for LOIs [2019-10-15 07:03:54,516 INFO L199 IcfgInterpreter]: Interpreting procedure read_side1_failed_history with input of size 18 for LOIs [2019-10-15 07:03:54,526 INFO L199 IcfgInterpreter]: Interpreting procedure read_side2_failed_history with input of size 17 for LOIs [2019-10-15 07:03:54,538 INFO L199 IcfgInterpreter]: Interpreting procedure Pendulum_prism_task_each_pals_period with input of size 16 for LOIs [2019-10-15 07:03:54,542 INFO L199 IcfgInterpreter]: Interpreting procedure read_active_side_history with input of size 15 for LOIs [2019-10-15 07:03:54,550 INFO L199 IcfgInterpreter]: Interpreting procedure read_manual_selection_history with input of size 10 for LOIs [2019-10-15 07:03:54,555 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 14 for LOIs [2019-10-15 07:03:54,560 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 07:03:54,576 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 07:03:54,576 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 07:03:54,579 INFO L168 Benchmark]: Toolchain (without parser) took 10884.17 ms. Allocated memory was 142.1 MB in the beginning and 505.4 MB in the end (delta: 363.3 MB). Free memory was 98.3 MB in the beginning and 133.7 MB in the end (delta: -35.4 MB). Peak memory consumption was 328.0 MB. Max. memory is 7.1 GB. [2019-10-15 07:03:54,580 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 142.1 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 07:03:54,583 INFO L168 Benchmark]: CACSL2BoogieTranslator took 613.08 ms. Allocated memory was 142.1 MB in the beginning and 198.7 MB in the end (delta: 56.6 MB). Free memory was 98.1 MB in the beginning and 171.2 MB in the end (delta: -73.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-10-15 07:03:54,584 INFO L168 Benchmark]: Boogie Preprocessor took 85.70 ms. Allocated memory is still 198.7 MB. Free memory was 170.9 MB in the beginning and 167.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-10-15 07:03:54,591 INFO L168 Benchmark]: RCFGBuilder took 1510.54 ms. Allocated memory was 198.7 MB in the beginning and 226.5 MB in the end (delta: 27.8 MB). Free memory was 167.3 MB in the beginning and 167.3 MB in the end (delta: -3.9 kB). Peak memory consumption was 93.2 MB. Max. memory is 7.1 GB. [2019-10-15 07:03:54,592 INFO L168 Benchmark]: Sifa took 8662.25 ms. Allocated memory was 226.5 MB in the beginning and 505.4 MB in the end (delta: 278.9 MB). Free memory was 167.3 MB in the beginning and 133.7 MB in the end (delta: 33.6 MB). Peak memory consumption was 312.5 MB. Max. memory is 7.1 GB. [2019-10-15 07:03:54,604 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 142.1 MB. Free memory was 118.4 MB in the beginning and 118.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 613.08 ms. Allocated memory was 142.1 MB in the beginning and 198.7 MB in the end (delta: 56.6 MB). Free memory was 98.1 MB in the beginning and 171.2 MB in the end (delta: -73.1 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.70 ms. Allocated memory is still 198.7 MB. Free memory was 170.9 MB in the beginning and 167.3 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1510.54 ms. Allocated memory was 198.7 MB in the beginning and 226.5 MB in the end (delta: 27.8 MB). Free memory was 167.3 MB in the beginning and 167.3 MB in the end (delta: -3.9 kB). Peak memory consumption was 93.2 MB. Max. memory is 7.1 GB. * Sifa took 8662.25 ms. Allocated memory was 226.5 MB in the beginning and 505.4 MB in the end (delta: 278.9 MB). Free memory was 167.3 MB in the beginning and 133.7 MB in the end (delta: 33.6 MB). Peak memory consumption was 312.5 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]: 8618, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1618, DAG_INTERPRETER_EARLY_EXITS: 38, TOOLS_POST_APPLICATIONS: 1146, TOOLS_POST_TIME[ms]: 723, TOOLS_POST_CALL_APPLICATIONS: 433, TOOLS_POST_CALL_TIME[ms]: 725, TOOLS_POST_RETURN_APPLICATIONS: 403, TOOLS_POST_RETURN_TIME[ms]: 1340, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1978, TOOLS_QUANTIFIERELIM_TIME[ms]: 2458, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 288, FLUID_QUERY_TIME[ms]: 32, FLUID_QUERIES: 1619, FLUID_YES_ANSWERS: 9, DOMAIN_JOIN_APPLICATIONS: 613, DOMAIN_JOIN_TIME[ms]: 4956, DOMAIN_ALPHA_APPLICATIONS: 9, DOMAIN_ALPHA_TIME[ms]: 18, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 352, DOMAIN_ISBOTTOM_TIME[ms]: 458, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2463, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2462, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 403, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 3253, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3251, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 149, DAG_COMPRESSION_PROCESSED_NODES: 6582, DAG_COMPRESSION_RETAINED_NODES: 1591 - UnprovableResult [Line: 662]: 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 5912#(and (and (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) (or (and (<= ~active_side_History_0~0 2) (<= assert_~arg 0) (<= |assert_#in~arg| 0) (<= 0 |assert_#in~arg|) (<= 0 ~active_side_History_0~0) (<= 0 assert_~arg)) (and (<= 1 assert_~arg) (<= 1 |assert_#in~arg|) (<= ~active_side_History_0~0 2) (<= assert_~arg 1) (<= |assert_#in~arg| 1) (<= 0 ~active_side_History_0~0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...