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 IntervalDomain -i ../../../trunk/examples/svcomp/array-examples/standard_two_index_08.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 15:27:02,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 15:27:02,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 15:27:02,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 15:27:02,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 15:27:02,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 15:27:02,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 15:27:02,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 15:27:02,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 15:27:02,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 15:27:02,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 15:27:02,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 15:27:02,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 15:27:02,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 15:27:02,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 15:27:02,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 15:27:02,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 15:27:02,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 15:27:02,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 15:27:02,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 15:27:02,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 15:27:02,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 15:27:02,182 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 15:27:02,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 15:27:02,187 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-05 15:27:02,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-05 15:27:02,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-05 15:27:02,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-05 15:27:02,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-05 15:27:02,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-05 15:27:02,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 15:27:02,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 15:27:02,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 15:27:02,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 15:27:02,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 15:27:02,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 15:27:02,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 15:27:02,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 15:27:02,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 15:27:02,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 15:27:02,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 15:27:02,202 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 [2019-09-05 15:27:02,232 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 15:27:02,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 15:27:02,234 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 15:27:02,234 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 15:27:02,234 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 15:27:02,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 15:27:02,235 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 15:27:02,235 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 15:27:02,235 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 15:27:02,235 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 15:27:02,235 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 15:27:02,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 15:27:02,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 15:27:02,236 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 15:27:02,236 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 15:27:02,236 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 15:27:02,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 15:27:02,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 15:27:02,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 15:27:02,237 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 15:27:02,237 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 15:27:02,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 15:27:02,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 15:27:02,238 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 15:27:02,238 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 15:27:02,238 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 15:27:02,239 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 15:27:02,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 15:27:02,239 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-05 15:27:02,268 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 15:27:02,281 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 15:27:02,284 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 15:27:02,286 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 15:27:02,286 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 15:27:02,287 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_two_index_08.i [2019-09-05 15:27:02,348 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caf7688ab/aa0ecd3d863f41fa858d7b97dd27d827/FLAG1f6194170 [2019-09-05 15:27:02,785 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 15:27:02,786 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_two_index_08.i [2019-09-05 15:27:02,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caf7688ab/aa0ecd3d863f41fa858d7b97dd27d827/FLAG1f6194170 [2019-09-05 15:27:03,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/caf7688ab/aa0ecd3d863f41fa858d7b97dd27d827 [2019-09-05 15:27:03,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 15:27:03,188 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 15:27:03,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 15:27:03,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 15:27:03,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 15:27:03,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:27:03" (1/1) ... [2019-09-05 15:27:03,197 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2369f5c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:27:03, skipping insertion in model container [2019-09-05 15:27:03,197 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:27:03" (1/1) ... [2019-09-05 15:27:03,204 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 15:27:03,219 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 15:27:03,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:27:03,396 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 15:27:03,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:27:03,434 INFO L192 MainTranslator]: Completed translation [2019-09-05 15:27:03,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:27:03 WrapperNode [2019-09-05 15:27:03,435 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 15:27:03,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 15:27:03,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 15:27:03,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 15:27:03,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:27:03" (1/1) ... [2019-09-05 15:27:03,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:27:03" (1/1) ... [2019-09-05 15:27:03,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:27:03" (1/1) ... [2019-09-05 15:27:03,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:27:03" (1/1) ... [2019-09-05 15:27:03,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:27:03" (1/1) ... [2019-09-05 15:27:03,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:27:03" (1/1) ... [2019-09-05 15:27:03,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:27:03" (1/1) ... [2019-09-05 15:27:03,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 15:27:03,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 15:27:03,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 15:27:03,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 15:27:03,565 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:27:03" (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 [2019-09-05 15:27:03,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 15:27:03,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 15:27:03,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-05 15:27:03,622 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 15:27:03,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 15:27:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-05 15:27:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 15:27:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 15:27:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-05 15:27:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-05 15:27:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-05 15:27:03,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-05 15:27:03,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 15:27:03,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 15:27:03,845 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 15:27:03,845 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-05 15:27:03,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:27:03 BoogieIcfgContainer [2019-09-05 15:27:03,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 15:27:03,847 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 15:27:03,847 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 15:27:03,848 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 15:27:03,849 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:27:03" (1/1) ... [2019-09-05 15:27:03,849 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-05 15:27:03,881 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 15:27:03,881 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 15:27:03,890 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 15:27:03,900 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 15:27:03,902 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 15:27:04,022 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-05 15:27:04,324 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-05 15:27:04,325 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 15:27:04,326 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 15:27:04,328 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 58#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)) [2019-09-05 15:27:04,339 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 15:27:04,339 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 15:27:04,341 INFO L168 Benchmark]: Toolchain (without parser) took 1152.16 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 86.9 MB in the beginning and 142.7 MB in the end (delta: -55.9 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-05 15:27:04,342 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-05 15:27:04,343 INFO L168 Benchmark]: CACSL2BoogieTranslator took 245.49 ms. Allocated memory is still 139.5 MB. Free memory was 86.7 MB in the beginning and 76.9 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-05 15:27:04,344 INFO L168 Benchmark]: Boogie Preprocessor took 127.86 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 76.7 MB in the beginning and 176.5 MB in the end (delta: -99.9 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-09-05 15:27:04,345 INFO L168 Benchmark]: RCFGBuilder took 283.52 ms. Allocated memory is still 199.8 MB. Free memory was 176.5 MB in the beginning and 162.7 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. [2019-09-05 15:27:04,346 INFO L168 Benchmark]: Sifa took 491.82 ms. Allocated memory is still 199.8 MB. Free memory was 162.1 MB in the beginning and 142.7 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. [2019-09-05 15:27:04,350 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 245.49 ms. Allocated memory is still 139.5 MB. Free memory was 86.7 MB in the beginning and 76.9 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.86 ms. Allocated memory was 139.5 MB in the beginning and 199.8 MB in the end (delta: 60.3 MB). Free memory was 76.7 MB in the beginning and 176.5 MB in the end (delta: -99.9 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 283.52 ms. Allocated memory is still 199.8 MB. Free memory was 176.5 MB in the beginning and 162.7 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. * Sifa took 491.82 ms. Allocated memory is still 199.8 MB. Free memory was 162.1 MB in the beginning and 142.7 MB in the end (delta: 19.3 MB). Peak memory consumption was 19.3 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]: 447, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 39, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 31, TOOLS_POST_TIME[ms]: 192, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 32, TOOLS_POST_RETURN_APPLICATIONS: 3, TOOLS_POST_RETURN_TIME[ms]: 21, TOOLS_QUANTIFIERELIM_TIME[ms]: 220, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 45, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 14, DOMAIN_JOIN_TIME[ms]: 31, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 6, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 19, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 9, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 272, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 271, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 3, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 47, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 92, DAG_COMPRESSION_RETAINED_NODES: 57 - UnprovableResult [Line: 2]: 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 58#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...