/usr/bin/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/eca-rers2012/Problem04_label21.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:24:16,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:24:16,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:24:16,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:24:16,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:24:16,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:24:16,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:24:16,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:24:16,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:24:16,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:24:16,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:24:16,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:24:16,385 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:24:16,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:24:16,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:24:16,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:24:16,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:24:16,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:24:16,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:24:16,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:24:16,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:24:16,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:24:16,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:24:16,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:24:16,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:24:16,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:24:16,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:24:16,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:24:16,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:24:16,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:24:16,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:24:16,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:24:16,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:24:16,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:24:16,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:24:16,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:24:16,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:24:16,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:24:16,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:24:16,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:24:16,433 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:24:16,434 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 [2019-11-07 07:24:16,454 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:24:16,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:24:16,456 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:24:16,457 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:24:16,457 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:24:16,457 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:24:16,457 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:24:16,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:24:16,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:24:16,458 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:24:16,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:24:16,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:24:16,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:24:16,460 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:24:16,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:24:16,460 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:24:16,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:24:16,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:24:16,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:24:16,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:24:16,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:24:16,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:24:16,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:24:16,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:24:16,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:24:16,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:24:16,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:24:16,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:24:16,463 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 [2019-11-07 07:24:16,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:24:16,797 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:24:16,802 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:24:16,804 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:24:16,804 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:24:16,805 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem04_label21.c [2019-11-07 07:24:16,877 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10bc937a/c4966ead31254ec8bd3f1695cb5af406/FLAGa48f78c2b [2019-11-07 07:24:17,653 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:24:17,655 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem04_label21.c [2019-11-07 07:24:17,689 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10bc937a/c4966ead31254ec8bd3f1695cb5af406/FLAGa48f78c2b [2019-11-07 07:24:17,729 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a10bc937a/c4966ead31254ec8bd3f1695cb5af406 [2019-11-07 07:24:17,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:24:17,742 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:24:17,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:24:17,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:24:17,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:24:17,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:24:17" (1/1) ... [2019-11-07 07:24:17,752 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71be8b94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:17, skipping insertion in model container [2019-11-07 07:24:17,752 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:24:17" (1/1) ... [2019-11-07 07:24:17,761 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:24:17,936 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:24:19,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:24:19,761 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:24:20,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:24:20,417 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:24:20,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:20 WrapperNode [2019-11-07 07:24:20,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:24:20,420 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:24:20,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:24:20,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:24:20,434 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:20" (1/1) ... [2019-11-07 07:24:20,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:20" (1/1) ... [2019-11-07 07:24:20,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:20" (1/1) ... [2019-11-07 07:24:20,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:20" (1/1) ... [2019-11-07 07:24:20,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:20" (1/1) ... [2019-11-07 07:24:20,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:20" (1/1) ... [2019-11-07 07:24:20,640 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:20" (1/1) ... [2019-11-07 07:24:20,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:24:20,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:24:20,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:24:20,668 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:24:20,669 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:24:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:24:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:24:20,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:24:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-07 07:24:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-11-07 07:24:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-11-07 07:24:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-11-07 07:24:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:24:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-07 07:24:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-11-07 07:24:20,747 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-11-07 07:24:20,747 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-11-07 07:24:20,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:24:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:24:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-07 07:24:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:24:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:24:20,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:24:25,885 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:24:25,885 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 07:24:25,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:24:25 BoogieIcfgContainer [2019-11-07 07:24:25,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:24:25,891 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 07:24:25,891 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 07:24:25,892 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 07:24:25,893 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:24:25" (1/1) ... [2019-11-07 07:24:25,894 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 [2019-11-07 07:24:25,933 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 07:24:25,933 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 07:24:25,958 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 07:24:25,967 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 07:24:25,969 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 07:24:26,068 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 69 for LOIs [2019-11-07 07:24:30,587 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 41 [2019-11-07 07:24:30,753 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5707 conjuctions. This might take some time... [2019-11-07 07:24:30,848 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 41 [2019-11-07 07:24:30,930 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5707 conjuctions. This might take some time... [2019-11-07 07:24:31,052 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 41 [2019-11-07 07:24:31,141 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5707 conjuctions. This might take some time... [2019-11-07 07:24:31,348 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2019-11-07 07:24:31,382 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 20 [2019-11-07 07:24:38,438 INFO L197 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 76 for LOIs [2019-11-07 07:24:41,100 INFO L197 IcfgInterpreter]: Interpreting procedure calculate_output2 with input of size 76 for LOIs [2019-11-07 07:24:44,174 INFO L197 IcfgInterpreter]: Interpreting procedure calculate_output3 with input of size 105 for LOIs [2019-11-07 07:24:46,821 INFO L197 IcfgInterpreter]: Interpreting procedure calculate_output4 with input of size 109 for LOIs [2019-11-07 07:24:47,804 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 41 [2019-11-07 07:24:47,899 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5701 conjuctions. This might take some time... [2019-11-07 07:24:48,098 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 41 [2019-11-07 07:24:48,207 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5701 conjuctions. This might take some time... [2019-11-07 07:24:48,419 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 07:24:48,433 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 07:24:48,433 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 07:24:48,436 INFO L168 Benchmark]: Toolchain (without parser) took 30693.13 ms. Allocated memory was 143.1 MB in the beginning and 1.1 GB in the end (delta: 999.3 MB). Free memory was 84.7 MB in the beginning and 69.8 MB in the end (delta: 14.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2019-11-07 07:24:48,437 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 143.1 MB. Free memory was 118.2 MB in the beginning and 118.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 07:24:48,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2675.76 ms. Allocated memory was 143.1 MB in the beginning and 260.6 MB in the end (delta: 117.4 MB). Free memory was 84.5 MB in the beginning and 196.0 MB in the end (delta: -111.5 MB). Peak memory consumption was 114.8 MB. Max. memory is 7.1 GB. [2019-11-07 07:24:48,438 INFO L168 Benchmark]: Boogie Preprocessor took 247.69 ms. Allocated memory is still 260.6 MB. Free memory was 196.0 MB in the beginning and 166.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. [2019-11-07 07:24:48,439 INFO L168 Benchmark]: RCFGBuilder took 5223.27 ms. Allocated memory was 260.6 MB in the beginning and 390.1 MB in the end (delta: 129.5 MB). Free memory was 166.5 MB in the beginning and 100.5 MB in the end (delta: 65.9 MB). Peak memory consumption was 195.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:24:48,440 INFO L168 Benchmark]: Sifa took 22541.59 ms. Allocated memory was 390.1 MB in the beginning and 1.1 GB in the end (delta: 752.4 MB). Free memory was 100.5 MB in the beginning and 69.8 MB in the end (delta: 30.8 MB). Peak memory consumption was 783.1 MB. Max. memory is 7.1 GB. [2019-11-07 07:24:48,445 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 143.1 MB. Free memory was 118.2 MB in the beginning and 118.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2675.76 ms. Allocated memory was 143.1 MB in the beginning and 260.6 MB in the end (delta: 117.4 MB). Free memory was 84.5 MB in the beginning and 196.0 MB in the end (delta: -111.5 MB). Peak memory consumption was 114.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 247.69 ms. Allocated memory is still 260.6 MB. Free memory was 196.0 MB in the beginning and 166.5 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5223.27 ms. Allocated memory was 260.6 MB in the beginning and 390.1 MB in the end (delta: 129.5 MB). Free memory was 166.5 MB in the beginning and 100.5 MB in the end (delta: 65.9 MB). Peak memory consumption was 195.4 MB. Max. memory is 7.1 GB. * Sifa took 22541.59 ms. Allocated memory was 390.1 MB in the beginning and 1.1 GB in the end (delta: 752.4 MB). Free memory was 100.5 MB in the beginning and 69.8 MB in the end (delta: 30.8 MB). Peak memory consumption was 783.1 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]: 22487, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 751, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 2281, TOOLS_POST_TIME[ms]: 978, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 64, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 22, TOOLS_QUANTIFIERELIM_APPLICATIONS: 2298, TOOLS_QUANTIFIERELIM_TIME[ms]: 619, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 37, FLUID_QUERY_TIME[ms]: 43, FLUID_QUERIES: 2303, FLUID_YES_ANSWERS: 1576, DOMAIN_JOIN_APPLICATIONS: 751, DOMAIN_JOIN_TIME[ms]: 5356, DOMAIN_ALPHA_APPLICATIONS: 1576, DOMAIN_ALPHA_TIME[ms]: 13710, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 68, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 22, DOMAIN_ISBOTTOM_APPLICATIONS: 751, DOMAIN_ISBOTTOM_TIME[ms]: 1017, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 12355, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12354, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 5, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12028, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12028, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 12, PATH_EXPR_TIME[ms]: 81, REGEX_TO_DAG_TIME[ms]: 15, DAG_COMPRESSION_TIME[ms]: 839, DAG_COMPRESSION_PROCESSED_NODES: 37546, DAG_COMPRESSION_RETAINED_NODES: 1562 - UnprovableResult [Line: 4745]: 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 64089#(and (= ~a14~0 18) (<= ~b~0 2) (<= 21 ~u~0) (= ~a28~0 16) (<= ~x~0 24) (<= |calculate_output4_#in~input| 6) (<= 6 ~f~0) (= ~a26~0 18) (<= 1 ~a~0) (not (= 1 ~a7~0)) (= ~a25~0 1) (<= 23 ~w~0) (<= 3 ~c~0) (<= ~c~0 3) (<= ~z~0 26) (<= ~w~0 23) (= 16 ~a4~0) (<= 5 ~e~0) (<= ~a~0 1) (= 1 ~a1~0) (<= 1 ~a25~0) (<= ~d~0 4) (<= 1 calculate_output4_~input) (<= calculate_output4_~input 6) (<= 25 ~y~0) (<= ~y~0 25) (<= 22 ~v~0) (<= 1 ~a1~0) (<= ~a25~0 1) (<= 2 ~b~0) (<= ~f~0 6) (<= 1 |calculate_output4_#in~input|) (= 1 ~a3~0) (<= 4 ~d~0) (<= ~v~0 22) (<= ~u~0 21) (<= 26 ~z~0) (<= ~a1~0 1) (<= 24 ~x~0) (<= ~e~0 5)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...