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/ssh-simplified/s3_srvr_1b.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 07:07:33,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 07:07:33,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 07:07:33,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 07:07:33,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 07:07:33,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 07:07:33,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 07:07:33,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 07:07:33,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 07:07:33,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 07:07:33,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 07:07:33,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 07:07:33,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 07:07:33,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 07:07:33,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 07:07:33,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 07:07:33,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 07:07:33,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 07:07:33,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 07:07:33,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 07:07:33,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 07:07:33,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 07:07:33,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 07:07:33,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 07:07:33,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 07:07:33,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 07:07:33,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 07:07:33,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 07:07:33,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 07:07:33,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 07:07:33,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 07:07:33,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 07:07:33,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 07:07:33,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 07:07:33,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 07:07:33,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 07:07:33,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 07:07:33,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 07:07:33,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 07:07:33,871 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 07:07:33,872 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 07:07:33,873 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 07:07:33,891 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 07:07:33,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 07:07:33,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 07:07:33,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 07:07:33,894 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 07:07:33,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 07:07:33,895 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 07:07:33,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 07:07:33,895 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 07:07:33,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 07:07:33,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 07:07:33,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 07:07:33,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 07:07:33,896 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 07:07:33,896 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 07:07:33,897 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 07:07:33,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 07:07:33,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 07:07:33,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 07:07:33,897 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 07:07:33,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 07:07:33,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 07:07:33,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 07:07:33,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 07:07:33,899 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 07:07:33,899 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 07:07:33,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 07:07:33,900 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 07:07:33,900 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 07:07:34,171 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 07:07:34,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 07:07:34,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 07:07:34,190 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 07:07:34,190 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 07:07:34,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1b.cil.c [2019-10-15 07:07:34,272 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f56b336eb/ed6d4a9ffd134671a7d53d7665014f22/FLAG4474626b0 [2019-10-15 07:07:34,779 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 07:07:34,780 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_1b.cil.c [2019-10-15 07:07:34,786 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f56b336eb/ed6d4a9ffd134671a7d53d7665014f22/FLAG4474626b0 [2019-10-15 07:07:35,152 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f56b336eb/ed6d4a9ffd134671a7d53d7665014f22 [2019-10-15 07:07:35,163 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 07:07:35,164 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 07:07:35,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 07:07:35,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 07:07:35,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 07:07:35,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:07:35" (1/1) ... [2019-10-15 07:07:35,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4563917c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:35, skipping insertion in model container [2019-10-15 07:07:35,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:07:35" (1/1) ... [2019-10-15 07:07:35,181 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 07:07:35,208 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 07:07:35,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:07:35,455 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 07:07:35,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:07:35,641 INFO L192 MainTranslator]: Completed translation [2019-10-15 07:07:35,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:35 WrapperNode [2019-10-15 07:07:35,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 07:07:35,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 07:07:35,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 07:07:35,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 07:07:35,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:35" (1/1) ... [2019-10-15 07:07:35,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:35" (1/1) ... [2019-10-15 07:07:35,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:35" (1/1) ... [2019-10-15 07:07:35,667 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:35" (1/1) ... [2019-10-15 07:07:35,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:35" (1/1) ... [2019-10-15 07:07:35,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:35" (1/1) ... [2019-10-15 07:07:35,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:35" (1/1) ... [2019-10-15 07:07:35,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 07:07:35,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 07:07:35,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 07:07:35,691 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 07:07:35,693 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:35" (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 07:07:35,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 07:07:35,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 07:07:35,764 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 07:07:35,764 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 07:07:35,764 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-15 07:07:35,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 07:07:35,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-15 07:07:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 07:07:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 07:07:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 07:07:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 07:07:36,160 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 07:07:36,160 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-15 07:07:36,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:07:36 BoogieIcfgContainer [2019-10-15 07:07:36,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 07:07:36,162 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 07:07:36,163 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 07:07:36,163 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 07:07:36,164 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:07:36" (1/1) ... [2019-10-15 07:07:36,165 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 07:07:36,188 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 07:07:36,189 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 07:07:36,196 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 07:07:36,205 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 07:07:36,207 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 07:07:36,304 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-10-15 07:07:36,925 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 07:07:36,939 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 07:07:36,940 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 07:07:36,943 INFO L168 Benchmark]: Toolchain (without parser) took 1777.40 ms. Allocated memory was 144.7 MB in the beginning and 204.5 MB in the end (delta: 59.8 MB). Free memory was 102.2 MB in the beginning and 122.6 MB in the end (delta: -20.4 MB). Peak memory consumption was 39.3 MB. Max. memory is 7.1 GB. [2019-10-15 07:07:36,944 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 07:07:36,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 476.62 ms. Allocated memory was 144.7 MB in the beginning and 204.5 MB in the end (delta: 59.8 MB). Free memory was 102.0 MB in the beginning and 183.4 MB in the end (delta: -81.4 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. [2019-10-15 07:07:36,946 INFO L168 Benchmark]: Boogie Preprocessor took 46.49 ms. Allocated memory is still 204.5 MB. Free memory was 183.4 MB in the beginning and 181.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-10-15 07:07:36,947 INFO L168 Benchmark]: RCFGBuilder took 471.06 ms. Allocated memory is still 204.5 MB. Free memory was 181.6 MB in the beginning and 163.1 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2019-10-15 07:07:36,948 INFO L168 Benchmark]: Sifa took 777.32 ms. Allocated memory is still 204.5 MB. Free memory was 163.1 MB in the beginning and 122.6 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. [2019-10-15 07:07:36,952 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 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 476.62 ms. Allocated memory was 144.7 MB in the beginning and 204.5 MB in the end (delta: 59.8 MB). Free memory was 102.0 MB in the beginning and 183.4 MB in the end (delta: -81.4 MB). Peak memory consumption was 19.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.49 ms. Allocated memory is still 204.5 MB. Free memory was 183.4 MB in the beginning and 181.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 471.06 ms. Allocated memory is still 204.5 MB. Free memory was 181.6 MB in the beginning and 163.1 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Sifa took 777.32 ms. Allocated memory is still 204.5 MB. Free memory was 163.1 MB in the beginning and 122.6 MB in the end (delta: 40.5 MB). Peak memory consumption was 40.5 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]: 737, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 109, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 92, TOOLS_POST_TIME[ms]: 112, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 7, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 73, TOOLS_QUANTIFIERELIM_TIME[ms]: 89, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 121, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 26, DOMAIN_JOIN_TIME[ms]: 404, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 41, DOMAIN_ISSUBSETEQ_APPLICATIONS: 12, DOMAIN_ISSUBSETEQ_TIME[ms]: 26, DOMAIN_ISBOTTOM_APPLICATIONS: 12, DOMAIN_ISBOTTOM_TIME[ms]: 42, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 458, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 457, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 12, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 60, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 60, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 333, DAG_COMPRESSION_RETAINED_NODES: 107 - UnprovableResult [Line: 139]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 246#(or (and (<= 2 main_~blastFlag~0) (<= 8466 main_~s__state~0) (<= main_~s__hit~0 2147483647) (<= main_~s__state~0 8512) (<= 0 (+ main_~s__hit~0 2147483648))) (and (<= 5 main_~blastFlag~0) (<= 8656 main_~s__state~0) (<= main_~blastFlag~0 5) (<= main_~s__hit~0 2147483647) (<= 0 (+ main_~s__hit~0 2147483648)) (<= main_~s__state~0 8656))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...