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/token_ring.01.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 20:38:07,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 20:38:07,041 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 20:38:07,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 20:38:07,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 20:38:07,054 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 20:38:07,055 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 20:38:07,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 20:38:07,058 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 20:38:07,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 20:38:07,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 20:38:07,061 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 20:38:07,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 20:38:07,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 20:38:07,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 20:38:07,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 20:38:07,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 20:38:07,066 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 20:38:07,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 20:38:07,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 20:38:07,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 20:38:07,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 20:38:07,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 20:38:07,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 20:38:07,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 20:38:07,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 20:38:07,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 20:38:07,078 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 20:38:07,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 20:38:07,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 20:38:07,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 20:38:07,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 20:38:07,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 20:38:07,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 20:38:07,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 20:38:07,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 20:38:07,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 20:38:07,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 20:38:07,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 20:38:07,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 20:38:07,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 20:38:07,086 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 [2019-09-17 20:38:07,100 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 20:38:07,100 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 20:38:07,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 20:38:07,102 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 20:38:07,102 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 20:38:07,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 20:38:07,102 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 20:38:07,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 20:38:07,103 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 20:38:07,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 20:38:07,103 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 20:38:07,103 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 20:38:07,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 20:38:07,104 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 20:38:07,104 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 20:38:07,104 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 20:38:07,104 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 20:38:07,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 20:38:07,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 20:38:07,105 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 20:38:07,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 20:38:07,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 20:38:07,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 20:38:07,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 20:38:07,106 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 20:38:07,106 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 20:38:07,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 20:38:07,107 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 20:38:07,107 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 [2019-09-17 20:38:07,156 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 20:38:07,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 20:38:07,172 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 20:38:07,174 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 20:38:07,174 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 20:38:07,175 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.01.cil-1.c [2019-09-17 20:38:07,244 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef169c370/e0d9b168a01d4a58bd22d553f3cd2665/FLAG366410b61 [2019-09-17 20:38:07,742 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 20:38:07,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/token_ring.01.cil-1.c [2019-09-17 20:38:07,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef169c370/e0d9b168a01d4a58bd22d553f3cd2665/FLAG366410b61 [2019-09-17 20:38:08,121 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef169c370/e0d9b168a01d4a58bd22d553f3cd2665 [2019-09-17 20:38:08,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 20:38:08,136 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 20:38:08,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 20:38:08,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 20:38:08,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 20:38:08,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 08:38:08" (1/1) ... [2019-09-17 20:38:08,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e770697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:38:08, skipping insertion in model container [2019-09-17 20:38:08,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 08:38:08" (1/1) ... [2019-09-17 20:38:08,151 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 20:38:08,193 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 20:38:08,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 20:38:08,437 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 20:38:08,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 20:38:08,595 INFO L192 MainTranslator]: Completed translation [2019-09-17 20:38:08,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:38:08 WrapperNode [2019-09-17 20:38:08,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 20:38:08,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 20:38:08,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 20:38:08,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 20:38:08,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:38:08" (1/1) ... [2019-09-17 20:38:08,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:38:08" (1/1) ... [2019-09-17 20:38:08,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:38:08" (1/1) ... [2019-09-17 20:38:08,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:38:08" (1/1) ... [2019-09-17 20:38:08,623 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:38:08" (1/1) ... [2019-09-17 20:38:08,632 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:38:08" (1/1) ... [2019-09-17 20:38:08,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:38:08" (1/1) ... [2019-09-17 20:38:08,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 20:38:08,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 20:38:08,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 20:38:08,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 20:38:08,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 08:38:08" (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 [2019-09-17 20:38:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 20:38:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 20:38:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-17 20:38:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2019-09-17 20:38:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2019-09-17 20:38:08,694 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2019-09-17 20:38:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2019-09-17 20:38:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-09-17 20:38:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-17 20:38:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-17 20:38:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-17 20:38:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-09-17 20:38:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-09-17 20:38:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-09-17 20:38:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-09-17 20:38:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-09-17 20:38:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-09-17 20:38:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-17 20:38:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-17 20:38:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-17 20:38:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 20:38:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 20:38:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-17 20:38:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2019-09-17 20:38:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2019-09-17 20:38:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-09-17 20:38:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 20:38:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure master [2019-09-17 20:38:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2019-09-17 20:38:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-09-17 20:38:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-17 20:38:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-17 20:38:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-17 20:38:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-09-17 20:38:08,699 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-09-17 20:38:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-09-17 20:38:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-09-17 20:38:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-09-17 20:38:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-17 20:38:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-17 20:38:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-17 20:38:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 20:38:08,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 20:38:08,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 20:38:09,445 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 20:38:09,445 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-17 20:38:09,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 08:38:09 BoogieIcfgContainer [2019-09-17 20:38:09,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 20:38:09,447 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 20:38:09,447 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 20:38:09,448 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 20:38:09,449 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 08:38:09" (1/1) ... [2019-09-17 20:38:09,449 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 [2019-09-17 20:38:09,475 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 20:38:09,475 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 20:38:09,483 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 20:38:09,492 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 20:38:09,494 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 20:38:09,865 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 31 [2019-09-17 20:38:09,879 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 55 for LOIs [2019-09-17 20:38:09,961 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 54 for LOIs [2019-09-17 20:38:10,721 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2019-09-17 20:38:12,582 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 39 [2019-09-17 20:38:12,758 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-17 20:38:13,057 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-17 20:38:13,348 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2019-09-17 20:38:13,654 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-17 20:38:13,767 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 36 [2019-09-17 20:38:13,963 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-17 20:38:15,538 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-17 20:38:15,811 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-09-17 20:38:16,061 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2019-09-17 20:38:16,375 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2019-09-17 20:38:16,656 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-17 20:38:16,994 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 41 [2019-09-17 20:38:17,360 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-17 20:38:17,653 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 51 [2019-09-17 20:38:17,904 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2019-09-17 20:38:18,052 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-17 20:38:18,332 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2019-09-17 20:38:18,625 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 44 [2019-09-17 20:38:18,946 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 44 [2019-09-17 20:38:19,113 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 44 [2019-09-17 20:38:19,450 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 44 [2019-09-17 20:38:19,871 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 44 [2019-09-17 20:38:20,392 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 63 [2019-09-17 20:38:20,552 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-17 20:38:20,983 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 65 [2019-09-17 20:38:21,498 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 65 [2019-09-17 20:38:21,642 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-17 20:38:22,028 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 67 [2019-09-17 20:38:22,218 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 20:38:22,405 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-17 20:38:22,847 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2019-09-17 20:38:23,795 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-17 20:38:24,079 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-17 20:38:24,330 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2019-09-17 20:38:24,627 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2019-09-17 20:38:26,055 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-17 20:38:26,156 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-09-17 20:38:26,415 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-17 20:38:26,666 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2019-09-17 20:38:26,802 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2019-09-17 20:38:26,979 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2019-09-17 20:38:27,590 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2019-09-17 20:38:27,943 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-17 20:38:28,234 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2019-09-17 20:38:28,476 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2019-09-17 20:38:28,812 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2019-09-17 20:38:28,919 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 36 [2019-09-17 20:38:29,148 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-17 20:38:29,417 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2019-09-17 20:38:29,842 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-09-17 20:38:30,306 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 77 [2019-09-17 20:38:30,475 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-17 20:38:30,920 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2019-09-17 20:38:31,221 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 76 [2019-09-17 20:38:31,353 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 20:38:31,724 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-17 20:38:31,733 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 56 for LOIs [2019-09-17 20:38:32,202 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 76 [2019-09-17 20:38:32,326 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-17 20:38:32,554 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 67 [2019-09-17 20:38:32,762 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 67 [2019-09-17 20:38:33,129 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-17 20:38:33,232 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 20:38:33,334 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-17 20:38:33,616 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2019-09-17 20:38:33,893 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 79 [2019-09-17 20:38:34,028 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-17 20:38:34,264 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 80 [2019-09-17 20:38:34,723 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 77 [2019-09-17 20:38:34,851 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-09-17 20:38:35,090 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 69 [2019-09-17 20:38:35,303 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 69 [2019-09-17 20:38:35,760 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 75 [2019-09-17 20:38:35,866 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-17 20:38:36,240 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2019-09-17 20:38:36,725 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 101 [2019-09-17 20:38:36,959 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-17 20:38:37,477 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2019-09-17 20:38:38,038 WARN L191 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 106 [2019-09-17 20:38:38,308 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 20:38:38,922 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 107 [2019-09-17 20:38:39,676 WARN L191 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 119 [2019-09-17 20:38:40,055 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-17 20:38:40,830 WARN L191 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 120 [2019-09-17 20:38:41,570 WARN L191 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2019-09-17 20:38:41,779 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-17 20:38:42,258 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 95 [2019-09-17 20:38:42,691 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 95 [2019-09-17 20:38:42,888 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-17 20:38:43,322 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2019-09-17 20:38:43,513 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-17 20:38:43,703 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-17 20:38:44,149 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 95 [2019-09-17 20:38:44,674 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 100 [2019-09-17 20:38:44,871 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-17 20:38:45,322 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 101 [2019-09-17 20:38:45,793 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 99 [2019-09-17 20:38:46,004 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-17 20:38:46,449 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2019-09-17 20:38:47,077 WARN L191 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 114 [2019-09-17 20:38:47,378 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-17 20:38:48,032 WARN L191 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 115 [2019-09-17 20:38:48,673 WARN L191 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 109 [2019-09-17 20:38:48,958 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 20:38:49,580 WARN L191 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 110 [2019-09-17 20:38:50,478 WARN L191 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 126 [2019-09-17 20:38:50,926 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 20:38:51,846 WARN L191 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 127 [2019-09-17 20:38:52,681 WARN L191 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 96 [2019-09-17 20:38:52,873 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-17 20:38:53,351 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 97 [2019-09-17 20:38:53,775 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 97 [2019-09-17 20:38:53,962 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-17 20:38:54,427 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 96 [2019-09-17 20:38:54,609 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-17 20:38:54,792 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-17 20:38:55,192 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2019-09-17 20:38:55,962 WARN L191 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 97 [2019-09-17 20:38:56,170 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-17 20:38:56,623 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2019-09-17 20:38:56,631 INFO L199 IcfgInterpreter]: Interpreting procedure master with input of size 66 for LOIs [2019-09-17 20:38:56,633 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 60 for LOIs [2019-09-17 20:38:56,749 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 39 [2019-09-17 20:38:56,891 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 20:38:56,891 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 20:38:56,893 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 971#(and (or (and (not (= ~T1_E~0 1)) (not (= ~M_E~0 1)) (not (= ~E_1~0 1)) (not (= ~E_M~0 1))) (and (<= ~t1_st~0 2) (not (= ~T1_E~0 1)) (<= ~t1_pc~0 1) (not (= ~M_E~0 1)) (<= 1 ~t1_pc~0) (<= 2 ~t1_st~0) (not (= ~E_1~0 1)))) (<= 1 ~m_pc~0) (= ~m_st~0 1) (<= ~t1_i~0 1) (not (= ~token~0 (+ ~local~0 1))) (<= ~m_pc~0 1) (<= ~m_i~0 1) (<= 1 ~m_i~0) (<= 1 ~t1_i~0)) [2019-09-17 20:38:56,903 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 20:38:56,904 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 20:38:56,905 INFO L168 Benchmark]: Toolchain (without parser) took 48769.78 ms. Allocated memory was 133.7 MB in the beginning and 488.1 MB in the end (delta: 354.4 MB). Free memory was 89.1 MB in the beginning and 79.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 363.6 MB. Max. memory is 7.1 GB. [2019-09-17 20:38:56,906 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 20:38:56,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 459.96 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 88.9 MB in the beginning and 174.3 MB in the end (delta: -85.4 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-17 20:38:56,907 INFO L168 Benchmark]: Boogie Preprocessor took 41.71 ms. Allocated memory is still 199.8 MB. Free memory was 174.3 MB in the beginning and 171.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-17 20:38:56,908 INFO L168 Benchmark]: RCFGBuilder took 808.20 ms. Allocated memory is still 199.8 MB. Free memory was 171.8 MB in the beginning and 119.4 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 7.1 GB. [2019-09-17 20:38:56,909 INFO L168 Benchmark]: Sifa took 47456.45 ms. Allocated memory was 199.8 MB in the beginning and 488.1 MB in the end (delta: 288.4 MB). Free memory was 119.4 MB in the beginning and 79.9 MB in the end (delta: 39.5 MB). Peak memory consumption was 327.8 MB. Max. memory is 7.1 GB. [2019-09-17 20:38:56,914 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 459.96 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 88.9 MB in the beginning and 174.3 MB in the end (delta: -85.4 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.71 ms. Allocated memory is still 199.8 MB. Free memory was 174.3 MB in the beginning and 171.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 808.20 ms. Allocated memory is still 199.8 MB. Free memory was 171.8 MB in the beginning and 119.4 MB in the end (delta: 52.3 MB). Peak memory consumption was 52.3 MB. Max. memory is 7.1 GB. * Sifa took 47456.45 ms. Allocated memory was 199.8 MB in the beginning and 488.1 MB in the end (delta: 288.4 MB). Free memory was 119.4 MB in the beginning and 79.9 MB in the end (delta: 39.5 MB). Peak memory consumption was 327.8 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]: 47419, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 408, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 278, TOOLS_POST_TIME[ms]: 129, TOOLS_POST_CALL_APPLICATIONS: 93, TOOLS_POST_CALL_TIME[ms]: 304, TOOLS_POST_RETURN_APPLICATIONS: 88, TOOLS_POST_RETURN_TIME[ms]: 120, TOOLS_QUANTIFIERELIM_APPLICATIONS: 459, TOOLS_QUANTIFIERELIM_TIME[ms]: 428, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 18, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 426, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 120, DOMAIN_JOIN_TIME[ms]: 43489, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 366, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 2588, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 32, DOMAIN_ISBOTTOM_APPLICATIONS: 74, DOMAIN_ISBOTTOM_TIME[ms]: 230, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 45656, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 45656, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 88, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 17206, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 17202, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 385, DAG_COMPRESSION_RETAINED_NODES: 216 - UnprovableResult [Line: 10]: 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 971#(and (or (and (not (= ~T1_E~0 1)) (not (= ~M_E~0 1)) (not (= ~E_1~0 1)) (not (= ~E_M~0 1))) (and (<= ~t1_st~0 2) (not (= ~T1_E~0 1)) (<= ~t1_pc~0 1) (not (= ~M_E~0 1)) (<= 1 ~t1_pc~0) (<= 2 ~t1_st~0) (not (= ~E_1~0 1)))) (<= 1 ~m_pc~0) (= ~m_st~0 1) (<= ~t1_i~0 1) (not (= ~token~0 (+ ~local~0 1))) (<= ~m_pc~0 1) (<= ~m_i~0 1) (<= 1 ~m_i~0) (<= 1 ~t1_i~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...