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 --sifa.simplification.technique SIMPLIFY_DDA -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/nested_structure_ptr-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a2187f8 [2019-09-02 15:15:18,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-02 15:15:18,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-02 15:15:19,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-02 15:15:19,000 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-02 15:15:19,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-02 15:15:19,003 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-02 15:15:19,005 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-02 15:15:19,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-02 15:15:19,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-02 15:15:19,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-02 15:15:19,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-02 15:15:19,010 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-02 15:15:19,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-02 15:15:19,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-02 15:15:19,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-02 15:15:19,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-02 15:15:19,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-02 15:15:19,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-02 15:15:19,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-02 15:15:19,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-02 15:15:19,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-02 15:15:19,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-02 15:15:19,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-02 15:15:19,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-02 15:15:19,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-02 15:15:19,030 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-02 15:15:19,031 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-02 15:15:19,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-02 15:15:19,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-02 15:15:19,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-02 15:15:19,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-02 15:15:19,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-02 15:15:19,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-02 15:15:19,036 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-02 15:15:19,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-02 15:15:19,038 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 [2019-09-02 15:15:19,053 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-02 15:15:19,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-02 15:15:19,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-02 15:15:19,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-02 15:15:19,055 INFO L138 SettingsManager]: * Use SBE=true [2019-09-02 15:15:19,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-02 15:15:19,056 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-02 15:15:19,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-02 15:15:19,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-02 15:15:19,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-02 15:15:19,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-02 15:15:19,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-02 15:15:19,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-02 15:15:19,057 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-02 15:15:19,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-02 15:15:19,058 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-02 15:15:19,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-02 15:15:19,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-02 15:15:19,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-02 15:15:19,058 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-02 15:15:19,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-02 15:15:19,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-02 15:15:19,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-02 15:15:19,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-02 15:15:19,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-02 15:15:19,060 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-02 15:15:19,060 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-02 15:15:19,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-02 15:15:19,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-02 15:15:19,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-02 15:15:19,104 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-02 15:15:19,108 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-02 15:15:19,109 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-02 15:15:19,110 INFO L275 PluginConnector]: CDTParser initialized [2019-09-02 15:15:19,110 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/nested_structure_ptr-1.i [2019-09-02 15:15:19,173 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b2d1e47c/ed13c854d5d34e8e99ed1429edc207fc/FLAG72605065d [2019-09-02 15:15:19,620 INFO L306 CDTParser]: Found 1 translation units. [2019-09-02 15:15:19,622 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/nested_structure_ptr-1.i [2019-09-02 15:15:19,628 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b2d1e47c/ed13c854d5d34e8e99ed1429edc207fc/FLAG72605065d [2019-09-02 15:15:20,035 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b2d1e47c/ed13c854d5d34e8e99ed1429edc207fc [2019-09-02 15:15:20,048 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-02 15:15:20,050 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-02 15:15:20,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-02 15:15:20,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-02 15:15:20,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-02 15:15:20,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 03:15:20" (1/1) ... [2019-09-02 15:15:20,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@720701ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:20, skipping insertion in model container [2019-09-02 15:15:20,062 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 03:15:20" (1/1) ... [2019-09-02 15:15:20,070 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-02 15:15:20,091 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-02 15:15:20,326 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 15:15:20,347 INFO L188 MainTranslator]: Completed pre-run [2019-09-02 15:15:20,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 15:15:20,401 INFO L192 MainTranslator]: Completed translation [2019-09-02 15:15:20,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:20 WrapperNode [2019-09-02 15:15:20,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-02 15:15:20,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-02 15:15:20,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-02 15:15:20,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-02 15:15:20,506 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:20" (1/1) ... [2019-09-02 15:15:20,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:20" (1/1) ... [2019-09-02 15:15:20,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:20" (1/1) ... [2019-09-02 15:15:20,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:20" (1/1) ... [2019-09-02 15:15:20,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:20" (1/1) ... [2019-09-02 15:15:20,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:20" (1/1) ... [2019-09-02 15:15:20,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:20" (1/1) ... [2019-09-02 15:15:20,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-02 15:15:20,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-02 15:15:20,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-02 15:15:20,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-02 15:15:20,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 03:15:20" (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 [2019-09-02 15:15:20,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-02 15:15:20,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-02 15:15:20,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-02 15:15:20,626 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-02 15:15:20,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-02 15:15:20,627 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-02 15:15:20,627 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-02 15:15:20,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-02 15:15:20,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-02 15:15:20,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-02 15:15:20,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-02 15:15:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-02 15:15:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-02 15:15:20,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-02 15:15:20,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-02 15:15:20,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-02 15:15:20,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-02 15:15:20,912 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-02 15:15:20,912 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-02 15:15:20,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 03:15:20 BoogieIcfgContainer [2019-09-02 15:15:20,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-02 15:15:20,914 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-02 15:15:20,914 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-02 15:15:20,914 INFO L275 PluginConnector]: Sifa initialized [2019-09-02 15:15:20,915 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 03:15:20" (1/1) ... [2019-09-02 15:15:20,916 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-02 15:15:20,956 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-02 15:15:20,956 INFO L169 IcfgInterpreter]: Building call graph [2019-09-02 15:15:20,969 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-02 15:15:20,981 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-02 15:15:20,983 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-02 15:15:21,275 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-09-02 15:15:21,357 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-02 15:15:21,366 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 1 for LOIs [2019-09-02 15:15:21,373 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-02 15:15:21,373 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-02 15:15:21,375 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 19#false [2019-09-02 15:15:21,383 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-02 15:15:21,383 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-02 15:15:21,385 INFO L168 Benchmark]: Toolchain (without parser) took 1334.98 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 86.8 MB in the beginning and 138.1 MB in the end (delta: -51.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 7.1 GB. [2019-09-02 15:15:21,386 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-02 15:15:21,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.53 ms. Allocated memory is still 131.6 MB. Free memory was 86.6 MB in the beginning and 76.9 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-02 15:15:21,388 INFO L168 Benchmark]: Boogie Preprocessor took 151.68 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 76.9 MB in the beginning and 173.8 MB in the end (delta: -96.9 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. [2019-09-02 15:15:21,389 INFO L168 Benchmark]: RCFGBuilder took 358.33 ms. Allocated memory is still 198.2 MB. Free memory was 173.8 MB in the beginning and 159.7 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2019-09-02 15:15:21,390 INFO L168 Benchmark]: Sifa took 469.53 ms. Allocated memory is still 198.2 MB. Free memory was 159.7 MB in the beginning and 138.1 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-02 15:15:21,394 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 105.7 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 350.53 ms. Allocated memory is still 131.6 MB. Free memory was 86.6 MB in the beginning and 76.9 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 151.68 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 76.9 MB in the beginning and 173.8 MB in the end (delta: -96.9 MB). Peak memory consumption was 16.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 358.33 ms. Allocated memory is still 198.2 MB. Free memory was 173.8 MB in the beginning and 159.7 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * Sifa took 469.53 ms. Allocated memory is still 198.2 MB. Free memory was 159.7 MB in the beginning and 138.1 MB in the end (delta: 21.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.4s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 9 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 5 TOOLS_POST_APPLICATIONS, 0.0s TOOLS_POST_TIME, 3 TOOLS_POST_CALL_APPLICATIONS, 0.1s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 0.1s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 9 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 2 DOMAIN_JOIN_APPLICATIONS, 0.2s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 0 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 0 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 0 LOOP_SUMMARIZER_APPLICATIONS, 0 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 0 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 0 CALL_SUMMARIZER_CACHE_MISSES, 0.2s CALL_SUMMARIZER_OVERALL_TIME, 0.0s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 36 DAG_COMPRESSION_PROCESSED_NODES, 27 DAG_COMPRESSION_RETAINED_NODES - PositiveResult [Line: 10]: 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...