java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-acceleration/array_3-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:00:23,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:00:23,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:00:23,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:00:23,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:00:23,053 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:00:23,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:00:23,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:00:23,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:00:23,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:00:23,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:00:23,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:00:23,061 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:00:23,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:00:23,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:00:23,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:00:23,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:00:23,066 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:00:23,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:00:23,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:00:23,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:00:23,078 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:00:23,082 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:00:23,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:00:23,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:00:23,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:00:23,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:00:23,089 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:00:23,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:00:23,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:00:23,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:00:23,095 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:00:23,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:00:23,096 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:00:23,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:00:23,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:00:23,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:00:23,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:00:23,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:00:23,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:00:23,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:00:23,106 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 [2019-09-19 17:00:23,133 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:00:23,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:00:23,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:00:23,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:00:23,135 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:00:23,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:00:23,136 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:00:23,136 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:00:23,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:00:23,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:00:23,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:00:23,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:00:23,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:00:23,137 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:00:23,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:00:23,138 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:00:23,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:00:23,138 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:00:23,138 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:00:23,138 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:00:23,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:00:23,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:00:23,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:00:23,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:00:23,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:00:23,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:00:23,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:00:23,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:00:23,140 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:00:23,171 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:00:23,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:00:23,187 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:00:23,188 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:00:23,188 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:00:23,189 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/array_3-1.i [2019-09-19 17:00:23,253 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65988f669/60913e9027864c049348086da9b98506/FLAG616fa24aa [2019-09-19 17:00:23,688 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:00:23,692 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/array_3-1.i [2019-09-19 17:00:23,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65988f669/60913e9027864c049348086da9b98506/FLAG616fa24aa [2019-09-19 17:00:24,083 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65988f669/60913e9027864c049348086da9b98506 [2019-09-19 17:00:24,093 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:00:24,094 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:00:24,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:00:24,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:00:24,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:00:24,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:00:24" (1/1) ... [2019-09-19 17:00:24,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a0dcc00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:24, skipping insertion in model container [2019-09-19 17:00:24,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:00:24" (1/1) ... [2019-09-19 17:00:24,111 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:00:24,126 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:00:24,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:00:24,378 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:00:24,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:00:24,433 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:00:24,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:24 WrapperNode [2019-09-19 17:00:24,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:00:24,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:00:24,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:00:24,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:00:24,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:24" (1/1) ... [2019-09-19 17:00:24,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:24" (1/1) ... [2019-09-19 17:00:24,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:24" (1/1) ... [2019-09-19 17:00:24,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:24" (1/1) ... [2019-09-19 17:00:24,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:24" (1/1) ... [2019-09-19 17:00:24,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:24" (1/1) ... [2019-09-19 17:00:24,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:24" (1/1) ... [2019-09-19 17:00:24,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:00:24,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:00:24,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:00:24,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:00:24,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:00:24" (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 [2019-09-19 17:00:24,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:00:24,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:00:24,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 17:00:24,662 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:00:24,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:00:24,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 17:00:24,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 17:00:24,664 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:00:24,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 17:00:24,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:00:24,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:00:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:00:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:00:24,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:00:24,940 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:00:24,941 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-19 17:00:24,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:00:24 BoogieIcfgContainer [2019-09-19 17:00:24,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:00:24,942 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:00:24,943 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:00:24,943 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:00:24,944 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:00:24" (1/1) ... [2019-09-19 17:00:24,945 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=AlwaysFluid [2019-09-19 17:00:24,971 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:00:24,972 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:00:24,981 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:00:24,991 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:00:24,993 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:00:25,156 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-19 17:00:25,356 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-19 17:00:25,371 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:00:25,372 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:00:25,374 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 59#(= 0 __VERIFIER_assert_~cond) [2019-09-19 17:00:25,386 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:00:25,386 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:00:25,388 INFO L168 Benchmark]: Toolchain (without parser) took 1293.49 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 86.9 MB in the beginning and 135.3 MB in the end (delta: -48.4 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:25,389 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 141.0 MB. Free memory is still 105.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 17:00:25,390 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.23 ms. Allocated memory is still 141.0 MB. Free memory was 86.9 MB in the beginning and 76.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:25,391 INFO L168 Benchmark]: Boogie Preprocessor took 151.57 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 76.9 MB in the beginning and 178.2 MB in the end (delta: -101.3 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:25,392 INFO L168 Benchmark]: RCFGBuilder took 355.10 ms. Allocated memory is still 201.3 MB. Free memory was 178.2 MB in the beginning and 162.9 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:25,393 INFO L168 Benchmark]: Sifa took 443.81 ms. Allocated memory is still 201.3 MB. Free memory was 162.9 MB in the beginning and 135.3 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-09-19 17:00:25,396 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 141.0 MB. Free memory is still 105.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 339.23 ms. Allocated memory is still 141.0 MB. Free memory was 86.9 MB in the beginning and 76.9 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 151.57 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 76.9 MB in the beginning and 178.2 MB in the end (delta: -101.3 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 355.10 ms. Allocated memory is still 201.3 MB. Free memory was 178.2 MB in the beginning and 162.9 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. * Sifa took 443.81 ms. Allocated memory is still 201.3 MB. Free memory was 162.9 MB in the beginning and 135.3 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 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]: 403, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 21, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 16, TOOLS_POST_TIME[ms]: 185, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 22, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 20, TOOLS_QUANTIFIERELIM_TIME[ms]: 195, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 79, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 23, FLUID_YES_ANSWERS: 23, DOMAIN_JOIN_APPLICATIONS: 7, DOMAIN_JOIN_TIME[ms]: 63, DOMAIN_ALPHA_APPLICATIONS: 23, DOMAIN_ALPHA_TIME[ms]: 44, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 3, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 71, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 71, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 95, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 94, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 24, DAG_COMPRESSION_PROCESSED_NODES: 95, DAG_COMPRESSION_RETAINED_NODES: 39 - UnprovableResult [Line: 5]: 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 59#(= 0 __VERIFIER_assert_~cond). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...