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 SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/ldv-regression/test_union_cast.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:04:10,547 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:04:10,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:04:10,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:04:10,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:04:10,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:04:10,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:04:10,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:04:10,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:04:10,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:04:10,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:04:10,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:04:10,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:04:10,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:04:10,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:04:10,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:04:10,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:04:10,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:04:10,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:04:10,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:04:10,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:04:10,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:04:10,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:04:10,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:04:10,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-25 17:04:10,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:04:10,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:04:10,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:04:10,601 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 [2019-09-25 17:04:10,614 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:04:10,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:04:10,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:04:10,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:04:10,616 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:04:10,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:04:10,616 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:04:10,616 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:04:10,617 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:04:10,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:04:10,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:04:10,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:04:10,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:04:10,617 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:04:10,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:04:10,618 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:04:10,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:04:10,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:04:10,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:04:10,619 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:04:10,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:04:10,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:04:10,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:04:10,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:04:10,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:04:10,620 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:04:10,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:04:10,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:04:10,620 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 -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:04:10,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:04:10,678 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:04:10,685 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:04:10,687 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:04:10,687 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:04:10,688 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_union_cast.c_1.i [2019-09-25 17:04:10,758 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e1d52a90/dcfbdc03afea438abbd9b8b3df5b9bcb/FLAG0bf6de023 [2019-09-25 17:04:11,231 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:04:11,232 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_union_cast.c_1.i [2019-09-25 17:04:11,238 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e1d52a90/dcfbdc03afea438abbd9b8b3df5b9bcb/FLAG0bf6de023 [2019-09-25 17:04:11,638 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e1d52a90/dcfbdc03afea438abbd9b8b3df5b9bcb [2019-09-25 17:04:11,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:04:11,652 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:04:11,652 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:04:11,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:04:11,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:04:11,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:04:11" (1/1) ... [2019-09-25 17:04:11,658 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aca1f37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:11, skipping insertion in model container [2019-09-25 17:04:11,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:04:11" (1/1) ... [2019-09-25 17:04:11,664 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:04:11,677 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:04:11,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:04:11,832 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:04:11,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:04:11,876 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:04:11,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:11 WrapperNode [2019-09-25 17:04:11,876 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:04:11,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:04:11,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:04:11,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:04:11,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:11" (1/1) ... [2019-09-25 17:04:11,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:11" (1/1) ... [2019-09-25 17:04:11,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:11" (1/1) ... [2019-09-25 17:04:11,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:11" (1/1) ... [2019-09-25 17:04:11,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:11" (1/1) ... [2019-09-25 17:04:11,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:11" (1/1) ... [2019-09-25 17:04:11,994 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:11" (1/1) ... [2019-09-25 17:04:11,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:04:11,999 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:04:11,999 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:04:11,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:04:12,000 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:04:11" (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 [2019-09-25 17:04:12,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:04:12,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:04:12,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-25 17:04:12,050 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:04:12,050 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:04:12,050 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-25 17:04:12,050 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:04:12,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:04:12,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-25 17:04:12,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:04:12,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:04:12,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:04:12,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:04:12,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:04:12,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-25 17:04:12,259 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:04:12,259 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-25 17:04:12,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:04:12 BoogieIcfgContainer [2019-09-25 17:04:12,261 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:04:12,262 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:04:12,262 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:04:12,262 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:04:12,263 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:04:12" (1/1) ... [2019-09-25 17:04:12,264 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ 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=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:04:12,286 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:04:12,287 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:04:12,295 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:04:12,304 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:04:12,305 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:04:12,456 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 20 for LOIs [2019-09-25 17:04:12,532 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 17:04:12,535 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 1 for LOIs [2019-09-25 17:04:12,538 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:04:12,539 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:04:12,541 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 14#false [2019-09-25 17:04:12,549 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-25 17:04:12,549 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:04:12,551 INFO L168 Benchmark]: Toolchain (without parser) took 899.40 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 87.9 MB in the beginning and 147.6 MB in the end (delta: -59.7 MB). Peak memory consumption was 6.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:04:12,552 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:04:12,553 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.46 ms. Allocated memory is still 131.6 MB. Free memory was 87.7 MB in the beginning and 78.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:04:12,554 INFO L168 Benchmark]: Boogie Preprocessor took 121.41 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 78.1 MB in the beginning and 174.1 MB in the end (delta: -96.0 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:04:12,555 INFO L168 Benchmark]: RCFGBuilder took 262.68 ms. Allocated memory is still 198.2 MB. Free memory was 174.1 MB in the beginning and 161.0 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:04:12,556 INFO L168 Benchmark]: Sifa took 287.60 ms. Allocated memory is still 198.2 MB. Free memory was 161.0 MB in the beginning and 147.6 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:04:12,560 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 224.46 ms. Allocated memory is still 131.6 MB. Free memory was 87.7 MB in the beginning and 78.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.41 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 78.1 MB in the beginning and 174.1 MB in the end (delta: -96.0 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 262.68 ms. Allocated memory is still 198.2 MB. Free memory was 174.1 MB in the beginning and 161.0 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Sifa took 287.60 ms. Allocated memory is still 198.2 MB. Free memory was 161.0 MB in the beginning and 147.6 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 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]: 255, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 8, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 4, TOOLS_POST_TIME[ms]: 128, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 50, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 7, TOOLS_QUANTIFIERELIM_TIME[ms]: 167, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 83, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 8, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 2, DOMAIN_JOIN_TIME[ms]: 9, 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]: 96, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 95, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 13, DAG_COMPRESSION_PROCESSED_NODES: 33, DAG_COMPRESSION_RETAINED_NODES: 24 - 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...