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.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/ldv-regression/just_assert.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:06:30,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:06:30,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:06:30,075 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:06:30,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:06:30,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:06:30,079 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:06:30,092 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:06:30,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:06:30,095 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:06:30,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:06:30,100 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:06:30,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:06:30,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:06:30,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:06:30,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:06:30,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:06:30,111 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:06:30,113 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:06:30,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:06:30,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:06:30,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:06:30,125 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:06:30,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:06:30,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 15:06:30,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:06:30,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:06:30,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:06:30,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:06:30,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:06:30,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:06:30,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:06:30,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:06:30,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:06:30,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:06:30,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:06:30,144 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 [2019-09-20 15:06:30,167 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:06:30,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:06:30,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:06:30,169 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:06:30,169 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:06:30,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:06:30,170 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:06:30,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:06:30,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:06:30,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:06:30,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:06:30,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:06:30,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:06:30,171 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:06:30,171 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:06:30,171 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:06:30,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:06:30,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:06:30,172 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:06:30,172 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:06:30,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:06:30,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:06:30,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:06:30,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:06:30,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:06:30,173 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:06:30,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:06:30,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:06:30,174 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> NONE [2019-09-20 15:06:30,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:06:30,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:06:30,235 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:06:30,237 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:06:30,237 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:06:30,238 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/just_assert.i [2019-09-20 15:06:30,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4c24cda1/80626628b025460fae81c6fe028e6ab3/FLAG635363fa7 [2019-09-20 15:06:30,710 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:06:30,711 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/just_assert.i [2019-09-20 15:06:30,717 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4c24cda1/80626628b025460fae81c6fe028e6ab3/FLAG635363fa7 [2019-09-20 15:06:31,147 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4c24cda1/80626628b025460fae81c6fe028e6ab3 [2019-09-20 15:06:31,158 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:06:31,160 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:06:31,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:06:31,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:06:31,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:06:31,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@242ad12b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31, skipping insertion in model container [2019-09-20 15:06:31,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,176 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:06:31,192 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:06:31,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:06:31,409 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:06:31,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:06:31,441 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:06:31,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31 WrapperNode [2019-09-20 15:06:31,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:06:31,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:06:31,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:06:31,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:06:31,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,555 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:06:31,560 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:06:31,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:06:31,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:06:31,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:31" (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 [2019-09-20 15:06:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:06:31,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:06:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:06:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:06:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:06:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:06:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:06:31,730 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:06:31,730 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 15:06:31,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:06:31 BoogieIcfgContainer [2019-09-20 15:06:31,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:06:31,732 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:06:31,733 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:06:31,733 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:06:31,734 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:06:31" (1/1) ... [2019-09-20 15:06:31,734 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:06:31,754 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:06:31,755 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:06:31,762 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:06:31,771 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:06:31,772 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:06:31,818 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 15:06:31,823 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:06:31,823 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:06:31,825 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 12#false [2019-09-20 15:06:31,834 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 15:06:31,834 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:06:31,837 INFO L168 Benchmark]: Toolchain (without parser) took 676.14 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 86.6 MB in the beginning and 159.0 MB in the end (delta: -72.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 15:06:31,838 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:06:31,839 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.09 ms. Allocated memory is still 130.5 MB. Free memory was 86.2 MB in the beginning and 77.5 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:31,840 INFO L168 Benchmark]: Boogie Preprocessor took 116.01 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 77.5 MB in the beginning and 173.7 MB in the end (delta: -96.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:31,841 INFO L168 Benchmark]: RCFGBuilder took 172.50 ms. Allocated memory is still 197.1 MB. Free memory was 173.7 MB in the beginning and 164.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:31,842 INFO L168 Benchmark]: Sifa took 101.96 ms. Allocated memory is still 197.1 MB. Free memory was 164.1 MB in the beginning and 159.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:31,846 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 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 282.09 ms. Allocated memory is still 130.5 MB. Free memory was 86.2 MB in the beginning and 77.5 MB in the end (delta: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.01 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 77.5 MB in the beginning and 173.7 MB in the end (delta: -96.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 172.50 ms. Allocated memory is still 197.1 MB. Free memory was 173.7 MB in the beginning and 164.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Sifa took 101.96 ms. Allocated memory is still 197.1 MB. Free memory was 164.1 MB in the beginning and 159.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 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]: 71, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 6, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 3, TOOLS_POST_TIME[ms]: 1, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 8, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 5, TOOLS_QUANTIFIERELIM_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 3, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 6, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 2, DOMAIN_JOIN_TIME[ms]: 3, 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]: 7, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 11, DAG_COMPRESSION_PROCESSED_NODES: 25, DAG_COMPRESSION_RETAINED_NODES: 18 - PositiveResult [Line: 8]: 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...