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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/test_union_cast.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 03:04:58,227 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 03:04:58,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 03:04:58,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 03:04:58,241 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 03:04:58,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 03:04:58,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 03:04:58,245 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 03:04:58,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 03:04:58,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 03:04:58,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 03:04:58,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 03:04:58,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 03:04:58,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 03:04:58,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 03:04:58,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 03:04:58,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 03:04:58,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 03:04:58,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 03:04:58,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 03:04:58,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 03:04:58,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 03:04:58,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 03:04:58,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 03:04:58,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-18 03:04:58,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 03:04:58,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 03:04:58,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 03:04:58,276 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 [2019-09-18 03:04:58,290 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 03:04:58,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 03:04:58,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 03:04:58,292 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 03:04:58,292 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 03:04:58,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 03:04:58,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 03:04:58,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 03:04:58,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 03:04:58,293 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 03:04:58,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 03:04:58,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 03:04:58,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 03:04:58,294 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 03:04:58,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 03:04:58,294 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 03:04:58,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 03:04:58,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 03:04:58,295 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 03:04:58,295 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 03:04:58,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 03:04:58,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 03:04:58,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 03:04:58,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 03:04:58,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 03:04:58,296 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 03:04:58,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 03:04:58,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 03:04:58,297 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 -> SequenceOfStatements 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-18 03:04:58,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 03:04:58,339 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 03:04:58,342 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 03:04:58,344 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 03:04:58,344 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 03:04:58,345 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_union_cast.i [2019-09-18 03:04:58,427 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d023a3fc/b79ad682322148ceb4c9d89a809ad673/FLAGb1a0af3a7 [2019-09-18 03:04:58,882 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 03:04:58,885 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_union_cast.i [2019-09-18 03:04:58,893 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d023a3fc/b79ad682322148ceb4c9d89a809ad673/FLAGb1a0af3a7 [2019-09-18 03:04:59,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d023a3fc/b79ad682322148ceb4c9d89a809ad673 [2019-09-18 03:04:59,245 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 03:04:59,247 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 03:04:59,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 03:04:59,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 03:04:59,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 03:04:59,253 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:04:59" (1/1) ... [2019-09-18 03:04:59,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@554060a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:59, skipping insertion in model container [2019-09-18 03:04:59,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 03:04:59" (1/1) ... [2019-09-18 03:04:59,264 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 03:04:59,281 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 03:04:59,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:04:59,504 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 03:04:59,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 03:04:59,534 INFO L192 MainTranslator]: Completed translation [2019-09-18 03:04:59,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:59 WrapperNode [2019-09-18 03:04:59,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 03:04:59,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 03:04:59,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 03:04:59,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 03:04:59,633 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:59" (1/1) ... [2019-09-18 03:04:59,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:59" (1/1) ... [2019-09-18 03:04:59,640 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:59" (1/1) ... [2019-09-18 03:04:59,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:59" (1/1) ... [2019-09-18 03:04:59,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:59" (1/1) ... [2019-09-18 03:04:59,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:59" (1/1) ... [2019-09-18 03:04:59,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:59" (1/1) ... [2019-09-18 03:04:59,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 03:04:59,651 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 03:04:59,651 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 03:04:59,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 03:04:59,652 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 03:04:59" (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 [2019-09-18 03:04:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 03:04:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 03:04:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-18 03:04:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 03:04:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 03:04:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-18 03:04:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 03:04:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 03:04:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-18 03:04:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 03:04:59,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 03:04:59,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 03:04:59,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 03:04:59,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 03:04:59,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-18 03:04:59,895 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 03:04:59,895 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 03:04:59,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:04:59 BoogieIcfgContainer [2019-09-18 03:04:59,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 03:04:59,897 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 03:04:59,897 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 03:04:59,897 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 03:04:59,898 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 03:04:59" (1/1) ... [2019-09-18 03:04:59,899 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 03:04:59,917 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 03:04:59,917 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 03:04:59,924 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 03:04:59,933 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 03:04:59,934 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 03:05:00,101 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 20 for LOIs [2019-09-18 03:05:00,240 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-18 03:05:00,249 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 1 for LOIs [2019-09-18 03:05:00,254 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 03:05:00,254 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 03:05:00,258 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 15#false [2019-09-18 03:05:00,266 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-18 03:05:00,266 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 03:05:00,269 INFO L168 Benchmark]: Toolchain (without parser) took 1021.21 ms. Allocated memory was 142.6 MB in the beginning and 201.3 MB in the end (delta: 58.7 MB). Free memory was 90.9 MB in the beginning and 148.3 MB in the end (delta: -57.5 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2019-09-18 03:05:00,270 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 142.6 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 03:05:00,271 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.43 ms. Allocated memory is still 142.6 MB. Free memory was 90.6 MB in the beginning and 80.7 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-09-18 03:05:00,272 INFO L168 Benchmark]: Boogie Preprocessor took 115.41 ms. Allocated memory was 142.6 MB in the beginning and 201.3 MB in the end (delta: 58.7 MB). Free memory was 80.7 MB in the beginning and 179.4 MB in the end (delta: -98.6 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-09-18 03:05:00,273 INFO L168 Benchmark]: RCFGBuilder took 245.50 ms. Allocated memory is still 201.3 MB. Free memory was 179.4 MB in the beginning and 166.9 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. [2019-09-18 03:05:00,274 INFO L168 Benchmark]: Sifa took 369.23 ms. Allocated memory is still 201.3 MB. Free memory was 166.9 MB in the beginning and 148.3 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2019-09-18 03:05:00,278 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 142.6 MB. Free memory was 108.7 MB in the beginning and 108.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 287.43 ms. Allocated memory is still 142.6 MB. Free memory was 90.6 MB in the beginning and 80.7 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.41 ms. Allocated memory was 142.6 MB in the beginning and 201.3 MB in the end (delta: 58.7 MB). Free memory was 80.7 MB in the beginning and 179.4 MB in the end (delta: -98.6 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 245.50 ms. Allocated memory is still 201.3 MB. Free memory was 179.4 MB in the beginning and 166.9 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. * Sifa took 369.23 ms. Allocated memory is still 201.3 MB. Free memory was 166.9 MB in the beginning and 148.3 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 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]: 341, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 9, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 5, TOOLS_POST_TIME[ms]: 170, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 66, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 8, TOOLS_QUANTIFIERELIM_TIME[ms]: 226, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 95, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 9, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 2, DOMAIN_JOIN_TIME[ms]: 42, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 117, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 117, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 10, DAG_COMPRESSION_PROCESSED_NODES: 35, DAG_COMPRESSION_RETAINED_NODES: 27 - PositiveResult [Line: 6]: 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...