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/array-examples/sorting_selectionsort_ground-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:54:18,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:54:18,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:54:18,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:54:18,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:54:18,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:54:18,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:54:18,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:54:18,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:54:18,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:54:18,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:54:18,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:54:18,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:54:18,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:54:18,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:54:18,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:54:18,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:54:18,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:54:18,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:54:18,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:54:18,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:54:18,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:54:18,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:54:18,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:54:18,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 04:54:18,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 04:54:18,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 04:54:18,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 04:54:18,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 04:54:18,626 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 04:54:18,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 04:54:18,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 04:54:18,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 04:54:18,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 04:54:18,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 04:54:18,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 04:54:18,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 04:54:18,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 04:54:18,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:54:18,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:54:18,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:54:18,633 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 [2019-10-15 04:54:18,646 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:54:18,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:54:18,647 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:54:18,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:54:18,648 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:54:18,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:54:18,648 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:54:18,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:54:18,649 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:54:18,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:54:18,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:54:18,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:54:18,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:54:18,650 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:54:18,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:54:18,650 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:54:18,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:54:18,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:54:18,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:54:18,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:54:18,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:54:18,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:54:18,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:54:18,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:54:18,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:54:18,652 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:54:18,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:54:18,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:54:18,653 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 [2019-10-15 04:54:18,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:54:18,938 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:54:18,941 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:54:18,943 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:54:18,943 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:54:18,944 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/sorting_selectionsort_ground-2.i [2019-10-15 04:54:19,012 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec83bbf36/ce04ec19e3b74af8affe44ab64204edd/FLAG435240351 [2019-10-15 04:54:19,459 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:54:19,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/sorting_selectionsort_ground-2.i [2019-10-15 04:54:19,465 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec83bbf36/ce04ec19e3b74af8affe44ab64204edd/FLAG435240351 [2019-10-15 04:54:19,890 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec83bbf36/ce04ec19e3b74af8affe44ab64204edd [2019-10-15 04:54:19,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:54:19,901 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:54:19,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:19,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:54:19,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:54:19,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:19" (1/1) ... [2019-10-15 04:54:19,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eb7c29b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:19, skipping insertion in model container [2019-10-15 04:54:19,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:54:19" (1/1) ... [2019-10-15 04:54:19,917 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:54:19,936 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:54:20,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:20,142 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:54:20,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:54:20,285 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:54:20,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:20 WrapperNode [2019-10-15 04:54:20,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:54:20,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:54:20,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:54:20,287 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:54:20,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:20" (1/1) ... [2019-10-15 04:54:20,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:20" (1/1) ... [2019-10-15 04:54:20,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:20" (1/1) ... [2019-10-15 04:54:20,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:20" (1/1) ... [2019-10-15 04:54:20,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:20" (1/1) ... [2019-10-15 04:54:20,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:20" (1/1) ... [2019-10-15 04:54:20,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:20" (1/1) ... [2019-10-15 04:54:20,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:54:20,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:54:20,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:54:20,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:54:20,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:54:20" (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 [2019-10-15 04:54:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:54:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:54:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 04:54:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:54:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:54:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 04:54:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:54:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:54:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 04:54:20,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 04:54:20,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 04:54:20,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 04:54:20,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:54:20,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:54:20,895 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:54:20,896 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-10-15 04:54:20,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:20 BoogieIcfgContainer [2019-10-15 04:54:20,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:54:20,897 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 04:54:20,898 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 04:54:20,898 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 04:54:20,899 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:54:20" (1/1) ... [2019-10-15 04:54:20,900 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 [2019-10-15 04:54:20,926 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 04:54:20,926 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 04:54:20,936 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 04:54:20,946 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 04:54:20,948 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 04:54:21,123 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-15 04:54:22,817 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:54:23,157 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:54:23,171 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:54:23,558 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:54:23,837 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:54:23,870 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 04:54:24,499 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 1 for LOIs [2019-10-15 04:54:24,500 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 04:54:24,513 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 04:54:24,513 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 04:54:24,523 INFO L168 Benchmark]: Toolchain (without parser) took 4614.14 ms. Allocated memory was 141.6 MB in the beginning and 278.4 MB in the end (delta: 136.8 MB). Free memory was 103.7 MB in the beginning and 124.4 MB in the end (delta: -20.7 MB). Peak memory consumption was 116.2 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:24,523 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 141.6 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-15 04:54:24,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 384.52 ms. Allocated memory was 141.6 MB in the beginning and 202.9 MB in the end (delta: 61.3 MB). Free memory was 103.5 MB in the beginning and 181.2 MB in the end (delta: -77.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:24,528 INFO L168 Benchmark]: Boogie Preprocessor took 40.57 ms. Allocated memory is still 202.9 MB. Free memory was 181.2 MB in the beginning and 179.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:24,528 INFO L168 Benchmark]: RCFGBuilder took 569.86 ms. Allocated memory is still 202.9 MB. Free memory was 179.2 MB in the beginning and 149.5 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:24,531 INFO L168 Benchmark]: Sifa took 3616.00 ms. Allocated memory was 202.9 MB in the beginning and 278.4 MB in the end (delta: 75.5 MB). Free memory was 149.5 MB in the beginning and 124.4 MB in the end (delta: 25.1 MB). Peak memory consumption was 100.6 MB. Max. memory is 7.1 GB. [2019-10-15 04:54:24,536 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 141.6 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 384.52 ms. Allocated memory was 141.6 MB in the beginning and 202.9 MB in the end (delta: 61.3 MB). Free memory was 103.5 MB in the beginning and 181.2 MB in the end (delta: -77.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.57 ms. Allocated memory is still 202.9 MB. Free memory was 181.2 MB in the beginning and 179.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 569.86 ms. Allocated memory is still 202.9 MB. Free memory was 179.2 MB in the beginning and 149.5 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB. * Sifa took 3616.00 ms. Allocated memory was 202.9 MB in the beginning and 278.4 MB in the end (delta: 75.5 MB). Free memory was 149.5 MB in the beginning and 124.4 MB in the end (delta: 25.1 MB). Peak memory consumption was 100.6 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]: 3575, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 494, DAG_INTERPRETER_EARLY_EXITS: 23, TOOLS_POST_APPLICATIONS: 331, TOOLS_POST_TIME[ms]: 1440, TOOLS_POST_CALL_APPLICATIONS: 74, TOOLS_POST_CALL_TIME[ms]: 473, TOOLS_POST_RETURN_APPLICATIONS: 70, TOOLS_POST_RETURN_TIME[ms]: 81, TOOLS_QUANTIFIERELIM_APPLICATIONS: 475, TOOLS_QUANTIFIERELIM_TIME[ms]: 1862, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 82, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 581, FLUID_YES_ANSWERS: 8, DOMAIN_JOIN_APPLICATIONS: 144, DOMAIN_JOIN_TIME[ms]: 643, DOMAIN_ALPHA_APPLICATIONS: 8, DOMAIN_ALPHA_TIME[ms]: 13, DOMAIN_WIDEN_APPLICATIONS: 48, DOMAIN_WIDEN_TIME[ms]: 389, DOMAIN_ISSUBSETEQ_APPLICATIONS: 87, DOMAIN_ISSUBSETEQ_TIME[ms]: 176, DOMAIN_ISBOTTOM_APPLICATIONS: 92, DOMAIN_ISBOTTOM_TIME[ms]: 168, LOOP_SUMMARIZER_APPLICATIONS: 41, LOOP_SUMMARIZER_CACHE_MISSES: 39, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2987, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2986, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 87, CALL_SUMMARIZER_APPLICATIONS: 70, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 127, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 127, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 68, DAG_COMPRESSION_PROCESSED_NODES: 746, DAG_COMPRESSION_RETAINED_NODES: 206 - 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 1511#(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...