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/loops/trex03-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:34:52,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:34:52,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:34:52,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:34:52,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:34:52,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:34:52,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:34:52,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:34:52,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:34:52,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:34:52,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:34:52,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:34:52,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:34:52,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:34:52,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:34:52,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:34:52,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:34:52,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:34:52,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:34:52,451 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:34:52,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:34:52,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:34:52,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:34:52,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:34:52,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:34:52,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:34:52,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:34:52,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:34:52,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:34:52,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:34:52,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:34:52,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:34:52,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:34:52,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:34:52,478 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:34:52,479 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:34:52,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:34:52,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:34:52,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:34:52,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:34:52,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:34:52,487 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 06:34:52,507 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:34:52,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:34:52,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:34:52,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:34:52,509 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:34:52,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:34:52,510 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:34:52,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:34:52,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:34:52,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:34:52,511 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:34:52,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:34:52,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:34:52,511 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:34:52,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:34:52,512 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:34:52,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:34:52,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:34:52,513 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:34:52,513 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:34:52,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:34:52,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:34:52,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:34:52,514 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:34:52,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:34:52,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:34:52,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:34:52,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:34:52,515 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 06:34:52,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:34:52,839 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:34:52,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:34:52,844 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:34:52,844 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:34:52,845 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/trex03-2.c [2019-10-15 06:34:52,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/150fd9fd8/73d2bd44e9c24be8bb5eb32234576e05/FLAGa3b3d7347 [2019-10-15 06:34:53,382 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:34:53,382 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/trex03-2.c [2019-10-15 06:34:53,389 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/150fd9fd8/73d2bd44e9c24be8bb5eb32234576e05/FLAGa3b3d7347 [2019-10-15 06:34:53,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/150fd9fd8/73d2bd44e9c24be8bb5eb32234576e05 [2019-10-15 06:34:53,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:34:53,895 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:34:53,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:34:53,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:34:53,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:34:53,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:34:53" (1/1) ... [2019-10-15 06:34:53,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d3ba5c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:34:53, skipping insertion in model container [2019-10-15 06:34:53,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:34:53" (1/1) ... [2019-10-15 06:34:53,915 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:34:53,935 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:34:54,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:34:54,192 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:34:54,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:34:54,235 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:34:54,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:34:54 WrapperNode [2019-10-15 06:34:54,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:34:54,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:34:54,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:34:54,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:34:54,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:34:54" (1/1) ... [2019-10-15 06:34:54,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:34:54" (1/1) ... [2019-10-15 06:34:54,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:34:54" (1/1) ... [2019-10-15 06:34:54,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:34:54" (1/1) ... [2019-10-15 06:34:54,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:34:54" (1/1) ... [2019-10-15 06:34:54,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:34:54" (1/1) ... [2019-10-15 06:34:54,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:34:54" (1/1) ... [2019-10-15 06:34:54,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:34:54,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:34:54,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:34:54,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:34:54,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:34:54" (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 06:34:54,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:34:54,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:34:54,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 06:34:54,441 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:34:54,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:34:54,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 06:34:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-15 06:34:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-15 06:34:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:34:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:34:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:34:54,777 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:34:54,778 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 06:34:54,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:34:54 BoogieIcfgContainer [2019-10-15 06:34:54,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:34:54,780 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:34:54,781 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:34:54,781 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:34:54,782 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:34:54" (1/1) ... [2019-10-15 06:34:54,782 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 06:34:54,813 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:34:54,814 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:34:54,820 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:34:54,829 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:34:54,830 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:34:54,910 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-10-15 06:34:55,051 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-10-15 06:34:55,062 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:34:55,069 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-10-15 06:34:55,070 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:34:55,073 INFO L168 Benchmark]: Toolchain (without parser) took 1176.21 ms. Allocated memory was 136.3 MB in the beginning and 199.2 MB in the end (delta: 62.9 MB). Free memory was 100.9 MB in the beginning and 148.5 MB in the end (delta: -47.6 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-10-15 06:34:55,074 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 136.3 MB. Free memory was 119.6 MB in the beginning and 119.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 06:34:55,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.17 ms. Allocated memory is still 136.3 MB. Free memory was 100.7 MB in the beginning and 91.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-10-15 06:34:55,076 INFO L168 Benchmark]: Boogie Preprocessor took 130.93 ms. Allocated memory was 136.3 MB in the beginning and 199.2 MB in the end (delta: 62.9 MB). Free memory was 91.1 MB in the beginning and 177.4 MB in the end (delta: -86.3 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2019-10-15 06:34:55,077 INFO L168 Benchmark]: RCFGBuilder took 412.05 ms. Allocated memory is still 199.2 MB. Free memory was 177.4 MB in the beginning and 160.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 7.1 GB. [2019-10-15 06:34:55,078 INFO L168 Benchmark]: Sifa took 289.44 ms. Allocated memory is still 199.2 MB. Free memory was 160.1 MB in the beginning and 148.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-10-15 06:34:55,082 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 136.3 MB. Free memory was 119.6 MB in the beginning and 119.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 339.17 ms. Allocated memory is still 136.3 MB. Free memory was 100.7 MB in the beginning and 91.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.93 ms. Allocated memory was 136.3 MB in the beginning and 199.2 MB in the end (delta: 62.9 MB). Free memory was 91.1 MB in the beginning and 177.4 MB in the end (delta: -86.3 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 412.05 ms. Allocated memory is still 199.2 MB. Free memory was 177.4 MB in the beginning and 160.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 7.1 GB. * Sifa took 289.44 ms. Allocated memory is still 199.2 MB. Free memory was 160.1 MB in the beginning and 148.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 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]: 249, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 11, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 7, TOOLS_POST_TIME[ms]: 58, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 11, TOOLS_QUANTIFIERELIM_TIME[ms]: 70, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 45, FLUID_QUERY_TIME[ms]: 3, FLUID_QUERIES: 12, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 3, DOMAIN_JOIN_TIME[ms]: 109, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 3, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 111, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 110, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 48, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 47, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 12, DAG_COMPRESSION_PROCESSED_NODES: 44, DAG_COMPRESSION_RETAINED_NODES: 28 - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...