java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:12:04,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:12:04,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:12:04,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:12:04,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:12:04,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:12:04,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:12:04,559 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:12:04,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:12:04,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:12:04,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:12:04,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:12:04,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:12:04,565 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:12:04,566 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:12:04,567 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:12:04,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:12:04,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:12:04,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:12:04,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:12:04,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:12:04,577 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:12:04,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:12:04,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:12:04,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:12:04,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:12:04,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:12:04,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:12:04,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:12:04,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:12:04,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:12:04,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:12:04,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:12:04,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:12:04,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:12:04,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:12:04,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:12:04,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:12:04,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:12:04,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:12:04,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:12:04,595 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 06:12:04,619 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:12:04,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:12:04,621 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:12:04,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:12:04,622 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:12:04,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:12:04,622 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:12:04,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:12:04,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:12:04,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:12:04,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:12:04,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:12:04,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:12:04,625 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:12:04,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:12:04,626 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:12:04,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:12:04,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:12:04,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:12:04,626 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:12:04,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:12:04,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:12:04,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:12:04,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:12:04,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:12:04,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:12:04,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:12:04,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:12:04,629 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> 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_QUICK [2019-09-17 06:12:04,681 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:12:04,694 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:12:04,697 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:12:04,699 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:12:04,699 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:12:04,700 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c [2019-09-17 06:12:04,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a6a3775/eb8fc1018e364d048a1c98e6f7f4cdcb/FLAGff67a6410 [2019-09-17 06:12:05,208 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:12:05,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/pc_sfifo_1.cil-1.c [2019-09-17 06:12:05,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a6a3775/eb8fc1018e364d048a1c98e6f7f4cdcb/FLAGff67a6410 [2019-09-17 06:12:05,605 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a6a3775/eb8fc1018e364d048a1c98e6f7f4cdcb [2019-09-17 06:12:05,614 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:12:05,615 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:12:05,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:12:05,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:12:05,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:12:05,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:12:05" (1/1) ... [2019-09-17 06:12:05,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@377f0a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:12:05, skipping insertion in model container [2019-09-17 06:12:05,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:12:05" (1/1) ... [2019-09-17 06:12:05,631 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:12:05,675 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:12:05,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:12:05,995 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:12:06,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:12:06,246 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:12:06,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:12:06 WrapperNode [2019-09-17 06:12:06,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:12:06,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:12:06,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:12:06,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:12:06,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:12:06" (1/1) ... [2019-09-17 06:12:06,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:12:06" (1/1) ... [2019-09-17 06:12:06,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:12:06" (1/1) ... [2019-09-17 06:12:06,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:12:06" (1/1) ... [2019-09-17 06:12:06,299 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:12:06" (1/1) ... [2019-09-17 06:12:06,307 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:12:06" (1/1) ... [2019-09-17 06:12:06,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:12:06" (1/1) ... [2019-09-17 06:12:06,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:12:06,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:12:06,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:12:06,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:12:06,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:12:06" (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 06:12:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:12:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:12:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-09-17 06:12:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2019-09-17 06:12:06,368 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2019-09-17 06:12:06,369 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2019-09-17 06:12:06,369 INFO L138 BoogieDeclarations]: Found implementation of procedure do_write_p [2019-09-17 06:12:06,369 INFO L138 BoogieDeclarations]: Found implementation of procedure do_read_c [2019-09-17 06:12:06,370 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-09-17 06:12:06,370 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-09-17 06:12:06,370 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-17 06:12:06,371 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-09-17 06:12:06,371 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-09-17 06:12:06,371 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-09-17 06:12:06,371 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:12:06,371 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:12:06,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:12:06,372 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-09-17 06:12:06,373 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2019-09-17 06:12:06,373 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2019-09-17 06:12:06,373 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2019-09-17 06:12:06,373 INFO L130 BoogieDeclarations]: Found specification of procedure do_write_p [2019-09-17 06:12:06,374 INFO L130 BoogieDeclarations]: Found specification of procedure do_read_c [2019-09-17 06:12:06,374 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-09-17 06:12:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-09-17 06:12:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-17 06:12:06,375 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-09-17 06:12:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-09-17 06:12:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-09-17 06:12:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:12:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:12:06,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:12:06,943 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:12:06,943 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-17 06:12:06,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:12:06 BoogieIcfgContainer [2019-09-17 06:12:06,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:12:06,945 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:12:06,946 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:12:06,946 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:12:06,947 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:12:06" (1/1) ... [2019-09-17 06:12:06,948 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:12:06,970 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:12:06,971 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:12:06,979 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:12:06,988 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:12:06,989 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:12:07,134 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 62 for LOIs [2019-09-17 06:12:07,174 INFO L199 IcfgInterpreter]: Interpreting procedure start_simulation with input of size 60 for LOIs [2019-09-17 06:12:08,621 INFO L199 IcfgInterpreter]: Interpreting procedure eval with input of size 60 for LOIs [2019-09-17 06:12:10,129 INFO L199 IcfgInterpreter]: Interpreting procedure do_read_c with input of size 46 for LOIs [2019-09-17 06:12:10,298 INFO L199 IcfgInterpreter]: Interpreting procedure error with input of size 3 for LOIs [2019-09-17 06:12:10,299 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:12:10,300 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:12:10,302 INFO L193 IcfgInterpreter]: Reachable states at location errorErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1398#(= 0 ~p_dw_st~0) [2019-09-17 06:12:10,314 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:12:10,314 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:12:10,317 INFO L168 Benchmark]: Toolchain (without parser) took 4700.85 ms. Allocated memory was 136.8 MB in the beginning and 330.3 MB in the end (delta: 193.5 MB). Free memory was 84.5 MB in the beginning and 74.7 MB in the end (delta: 9.8 MB). Peak memory consumption was 203.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:12:10,318 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 136.8 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:12:10,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.39 ms. Allocated memory was 136.8 MB in the beginning and 200.3 MB in the end (delta: 63.4 MB). Free memory was 84.3 MB in the beginning and 176.6 MB in the end (delta: -92.3 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:12:10,320 INFO L168 Benchmark]: Boogie Preprocessor took 63.78 ms. Allocated memory is still 200.3 MB. Free memory was 176.6 MB in the beginning and 174.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:12:10,321 INFO L168 Benchmark]: RCFGBuilder took 632.95 ms. Allocated memory is still 200.3 MB. Free memory was 174.6 MB in the beginning and 137.6 MB in the end (delta: 37.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 7.1 GB. [2019-09-17 06:12:10,323 INFO L168 Benchmark]: Sifa took 3369.09 ms. Allocated memory was 200.3 MB in the beginning and 330.3 MB in the end (delta: 130.0 MB). Free memory was 137.6 MB in the beginning and 74.7 MB in the end (delta: 62.9 MB). Peak memory consumption was 192.9 MB. Max. memory is 7.1 GB. [2019-09-17 06:12:10,327 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 136.8 MB. Free memory was 102.8 MB in the beginning and 102.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 631.39 ms. Allocated memory was 136.8 MB in the beginning and 200.3 MB in the end (delta: 63.4 MB). Free memory was 84.3 MB in the beginning and 176.6 MB in the end (delta: -92.3 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.78 ms. Allocated memory is still 200.3 MB. Free memory was 176.6 MB in the beginning and 174.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 632.95 ms. Allocated memory is still 200.3 MB. Free memory was 174.6 MB in the beginning and 137.6 MB in the end (delta: 37.0 MB). Peak memory consumption was 37.0 MB. Max. memory is 7.1 GB. * Sifa took 3369.09 ms. Allocated memory was 200.3 MB in the beginning and 330.3 MB in the end (delta: 130.0 MB). Free memory was 137.6 MB in the beginning and 74.7 MB in the end (delta: 62.9 MB). Peak memory consumption was 192.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 3332, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 925, DAG_INTERPRETER_EARLY_EXITS: 41, TOOLS_POST_APPLICATIONS: 643, TOOLS_POST_TIME[ms]: 315, TOOLS_POST_CALL_APPLICATIONS: 188, TOOLS_POST_CALL_TIME[ms]: 443, TOOLS_POST_RETURN_APPLICATIONS: 181, TOOLS_POST_RETURN_TIME[ms]: 175, TOOLS_QUANTIFIERELIM_APPLICATIONS: 941, TOOLS_QUANTIFIERELIM_TIME[ms]: 690, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 19, FLUID_QUERY_TIME[ms]: 24, FLUID_QUERIES: 1006, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 181, DOMAIN_JOIN_TIME[ms]: 1789, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 68, DOMAIN_ISSUBSETEQ_APPLICATIONS: 81, DOMAIN_ISSUBSETEQ_TIME[ms]: 22, DOMAIN_ISBOTTOM_APPLICATIONS: 153, DOMAIN_ISBOTTOM_TIME[ms]: 292, LOOP_SUMMARIZER_APPLICATIONS: 80, LOOP_SUMMARIZER_CACHE_MISSES: 79, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2491, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2489, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 81, CALL_SUMMARIZER_APPLICATIONS: 181, CALL_SUMMARIZER_CACHE_MISSES: 14, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1473, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1472, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 69, DAG_COMPRESSION_PROCESSED_NODES: 853, DAG_COMPRESSION_RETAINED_NODES: 352 - UnprovableResult [Line: 9]: 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 1398#(= 0 ~p_dw_st~0). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...