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/nla-digbench/ps4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 09:29:02,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 09:29:02,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 09:29:02,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 09:29:02,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 09:29:02,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 09:29:02,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 09:29:02,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 09:29:02,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 09:29:02,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 09:29:02,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 09:29:02,755 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 09:29:02,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 09:29:02,757 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 09:29:02,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 09:29:02,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 09:29:02,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 09:29:02,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 09:29:02,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 09:29:02,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 09:29:02,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 09:29:02,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 09:29:02,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 09:29:02,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 09:29:02,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 09:29:02,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 09:29:02,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 09:29:02,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 09:29:02,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 09:29:02,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 09:29:02,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 09:29:02,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 09:29:02,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 09:29:02,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 09:29:02,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 09:29:02,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 09:29:02,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 09:29:02,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 09:29:02,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 09:29:02,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 09:29:02,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 09:29:02,783 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-04 09:29:02,801 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 09:29:02,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 09:29:02,803 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 09:29:02,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 09:29:02,804 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 09:29:02,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 09:29:02,804 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 09:29:02,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 09:29:02,805 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 09:29:02,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 09:29:02,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 09:29:02,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 09:29:02,806 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 09:29:02,806 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 09:29:02,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 09:29:02,807 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 09:29:02,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 09:29:02,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 09:29:02,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 09:29:02,809 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 09:29:02,809 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 09:29:02,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 09:29:02,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 09:29:02,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 09:29:02,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 09:29:02,811 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 09:29:02,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 09:29:02,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 09:29:02,811 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-04 09:29:02,863 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 09:29:02,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 09:29:02,888 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 09:29:02,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 09:29:02,890 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 09:29:02,891 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/ps4.c [2019-10-04 09:29:02,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ad6a1b9/ab4c5322cf2040939afcece45937fa01/FLAG3d215f642 [2019-10-04 09:29:03,439 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 09:29:03,440 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/ps4.c [2019-10-04 09:29:03,449 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ad6a1b9/ab4c5322cf2040939afcece45937fa01/FLAG3d215f642 [2019-10-04 09:29:03,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48ad6a1b9/ab4c5322cf2040939afcece45937fa01 [2019-10-04 09:29:03,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 09:29:03,809 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 09:29:03,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 09:29:03,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 09:29:03,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 09:29:03,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:29:03" (1/1) ... [2019-10-04 09:29:03,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d392d95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:29:03, skipping insertion in model container [2019-10-04 09:29:03,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:29:03" (1/1) ... [2019-10-04 09:29:03,826 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 09:29:03,843 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 09:29:03,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:29:03,993 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 09:29:04,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:29:04,030 INFO L192 MainTranslator]: Completed translation [2019-10-04 09:29:04,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:29:04 WrapperNode [2019-10-04 09:29:04,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 09:29:04,032 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 09:29:04,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 09:29:04,033 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 09:29:04,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:29:04" (1/1) ... [2019-10-04 09:29:04,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:29:04" (1/1) ... [2019-10-04 09:29:04,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:29:04" (1/1) ... [2019-10-04 09:29:04,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:29:04" (1/1) ... [2019-10-04 09:29:04,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:29:04" (1/1) ... [2019-10-04 09:29:04,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:29:04" (1/1) ... [2019-10-04 09:29:04,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:29:04" (1/1) ... [2019-10-04 09:29:04,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 09:29:04,164 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 09:29:04,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 09:29:04,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 09:29:04,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:29:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 09:29:04,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 09:29:04,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 09:29:04,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-04 09:29:04,215 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 09:29:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 09:29:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-04 09:29:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-04 09:29:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-04 09:29:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 09:29:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 09:29:04,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 09:29:04,405 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 09:29:04,406 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-04 09:29:04,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:29:04 BoogieIcfgContainer [2019-10-04 09:29:04,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 09:29:04,409 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 09:29:04,409 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 09:29:04,409 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 09:29:04,418 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:29:04" (1/1) ... [2019-10-04 09:29:04,422 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-04 09:29:04,460 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 09:29:04,474 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 09:29:04,491 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 09:29:04,504 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 09:29:04,506 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 09:29:04,609 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-10-04 09:29:09,246 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 1 for LOIs [2019-10-04 09:29:09,255 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 09:29:09,255 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 09:29:09,257 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 92#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-10-04 09:29:09,278 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 09:29:09,278 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 09:29:09,282 INFO L168 Benchmark]: Toolchain (without parser) took 5471.01 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 86.6 MB in the beginning and 131.7 MB in the end (delta: -45.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 7.1 GB. [2019-10-04 09:29:09,283 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.4 MB. Free memory is still 104.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-04 09:29:09,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 221.78 ms. Allocated memory is still 138.4 MB. Free memory was 86.2 MB in the beginning and 76.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-10-04 09:29:09,287 INFO L168 Benchmark]: Boogie Preprocessor took 130.79 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 76.7 MB in the beginning and 175.1 MB in the end (delta: -98.5 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-10-04 09:29:09,289 INFO L168 Benchmark]: RCFGBuilder took 244.77 ms. Allocated memory is still 198.2 MB. Free memory was 175.1 MB in the beginning and 163.5 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. [2019-10-04 09:29:09,290 INFO L168 Benchmark]: Sifa took 4869.52 ms. Allocated memory is still 198.2 MB. Free memory was 163.5 MB in the beginning and 131.7 MB in the end (delta: 31.8 MB). Peak memory consumption was 31.8 MB. Max. memory is 7.1 GB. [2019-10-04 09:29:09,301 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 138.4 MB. Free memory is still 104.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 221.78 ms. Allocated memory is still 138.4 MB. Free memory was 86.2 MB in the beginning and 76.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.79 ms. Allocated memory was 138.4 MB in the beginning and 198.2 MB in the end (delta: 59.8 MB). Free memory was 76.7 MB in the beginning and 175.1 MB in the end (delta: -98.5 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 244.77 ms. Allocated memory is still 198.2 MB. Free memory was 175.1 MB in the beginning and 163.5 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. * Sifa took 4869.52 ms. Allocated memory is still 198.2 MB. Free memory was 163.5 MB in the beginning and 131.7 MB in the end (delta: 31.8 MB). Peak memory consumption was 31.8 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]: 4796, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 32, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 21, TOOLS_POST_TIME[ms]: 60, TOOLS_POST_CALL_APPLICATIONS: 10, TOOLS_POST_CALL_TIME[ms]: 4228, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 27, TOOLS_QUANTIFIERELIM_APPLICATIONS: 37, TOOLS_QUANTIFIERELIM_TIME[ms]: 4278, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 4120, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 35, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 9, DOMAIN_JOIN_TIME[ms]: 212, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 116, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 20, DOMAIN_ISBOTTOM_APPLICATIONS: 7, DOMAIN_ISBOTTOM_TIME[ms]: 19, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 409, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 408, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 83, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 80, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 22, DAG_COMPRESSION_PROCESSED_NODES: 87, DAG_COMPRESSION_RETAINED_NODES: 40 - UnprovableResult [Line: 7]: 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 92#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...