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 -i ../../../trunk/examples/svcomp/floats-cdfpl/newton_2_6.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 00:35:19,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 00:35:19,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 00:35:19,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 00:35:19,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 00:35:19,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 00:35:19,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 00:35:19,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 00:35:19,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 00:35:19,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 00:35:19,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 00:35:19,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 00:35:19,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 00:35:19,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 00:35:19,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 00:35:19,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 00:35:19,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 00:35:19,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 00:35:19,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 00:35:19,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 00:35:19,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 00:35:19,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 00:35:19,921 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 00:35:19,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 00:35:19,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 00:35:19,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 00:35:19,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 00:35:19,929 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 00:35:19,930 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 00:35:19,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 00:35:19,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 00:35:19,932 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 00:35:19,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 00:35:19,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 00:35:19,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 00:35:19,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 00:35:19,934 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 [2019-08-31 00:35:19,948 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 00:35:19,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 00:35:19,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 00:35:19,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 00:35:19,950 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 00:35:19,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 00:35:19,950 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 00:35:19,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 00:35:19,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 00:35:19,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 00:35:19,951 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 00:35:19,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 00:35:19,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 00:35:19,952 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 00:35:19,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 00:35:19,952 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 00:35:19,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 00:35:19,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 00:35:19,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 00:35:19,953 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 00:35:19,953 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 00:35:19,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 00:35:19,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 00:35:19,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 00:35:19,954 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 00:35:19,954 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 00:35:19,954 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 00:35:19,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 00:35:19,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 00:35:19,982 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 00:35:19,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 00:35:19,997 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 00:35:19,999 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 00:35:19,999 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 00:35:20,000 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cdfpl/newton_2_6.i [2019-08-31 00:35:20,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3a0173b5/748edcc337cf4b4da6be4434bacc1bc8/FLAG86920b8cc [2019-08-31 00:35:20,562 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 00:35:20,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cdfpl/newton_2_6.i [2019-08-31 00:35:20,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3a0173b5/748edcc337cf4b4da6be4434bacc1bc8/FLAG86920b8cc [2019-08-31 00:35:20,985 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3a0173b5/748edcc337cf4b4da6be4434bacc1bc8 [2019-08-31 00:35:20,994 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 00:35:20,995 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 00:35:20,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 00:35:20,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 00:35:20,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 00:35:21,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 12:35:20" (1/1) ... [2019-08-31 00:35:21,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@194c8cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:35:21, skipping insertion in model container [2019-08-31 00:35:21,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 12:35:20" (1/1) ... [2019-08-31 00:35:21,009 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 00:35:21,024 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 00:35:21,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 00:35:21,209 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 00:35:21,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 00:35:21,249 INFO L192 MainTranslator]: Completed translation [2019-08-31 00:35:21,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:35:21 WrapperNode [2019-08-31 00:35:21,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 00:35:21,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 00:35:21,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 00:35:21,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 00:35:21,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:35:21" (1/1) ... [2019-08-31 00:35:21,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:35:21" (1/1) ... [2019-08-31 00:35:21,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:35:21" (1/1) ... [2019-08-31 00:35:21,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:35:21" (1/1) ... [2019-08-31 00:35:21,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:35:21" (1/1) ... [2019-08-31 00:35:21,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:35:21" (1/1) ... [2019-08-31 00:35:21,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:35:21" (1/1) ... [2019-08-31 00:35:21,363 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 00:35:21,364 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 00:35:21,364 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 00:35:21,366 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 00:35:21,367 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 12:35:21" (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 [2019-08-31 00:35:21,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 00:35:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 00:35:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-31 00:35:21,410 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2019-08-31 00:35:21,411 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 00:35:21,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 00:35:21,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 00:35:21,411 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-31 00:35:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-31 00:35:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2019-08-31 00:35:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 00:35:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 00:35:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 00:35:21,569 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 00:35:21,569 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-31 00:35:21,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 12:35:21 BoogieIcfgContainer [2019-08-31 00:35:21,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 00:35:21,571 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 00:35:21,572 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 00:35:21,572 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 00:35:21,573 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 12:35:21" (1/1) ... [2019-08-31 00:35:21,616 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 00:35:21,616 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 00:35:21,624 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 00:35:21,633 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 00:35:21,635 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 00:35:21,707 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-08-31 00:35:21,747 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 00:35:21,748 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 00:35:21,750 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 39#true [2019-08-31 00:35:21,765 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 00:35:21,766 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 00:35:21,767 INFO L168 Benchmark]: Toolchain (without parser) took 772.24 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 88.7 MB in the beginning and 158.6 MB in the end (delta: -69.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-31 00:35:21,768 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 00:35:21,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 253.80 ms. Allocated memory is still 141.0 MB. Free memory was 88.4 MB in the beginning and 78.6 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-31 00:35:21,770 INFO L168 Benchmark]: Boogie Preprocessor took 113.67 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 78.6 MB in the beginning and 177.9 MB in the end (delta: -99.3 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-08-31 00:35:21,771 INFO L168 Benchmark]: RCFGBuilder took 207.28 ms. Allocated memory is still 200.3 MB. Free memory was 177.9 MB in the beginning and 166.3 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-08-31 00:35:21,772 INFO L168 Benchmark]: Sifa took 194.26 ms. Allocated memory is still 200.3 MB. Free memory was 166.3 MB in the beginning and 158.6 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. [2019-08-31 00:35:21,776 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 253.80 ms. Allocated memory is still 141.0 MB. Free memory was 88.4 MB in the beginning and 78.6 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.67 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 78.6 MB in the beginning and 177.9 MB in the end (delta: -99.3 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 207.28 ms. Allocated memory is still 200.3 MB. Free memory was 177.9 MB in the beginning and 166.3 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * Sifa took 194.26 ms. Allocated memory is still 200.3 MB. Free memory was 166.3 MB in the beginning and 158.6 MB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.1s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 16 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 10 TOOLS_POST_APPLICATIONS, 0.0s TOOLS_POST_TIME, 6 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 5 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 0.0s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 16 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 4 DOMAIN_JOIN_APPLICATIONS, 0.0s 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, 5 CALL_SUMMARIZER_APPLICATIONS, 3 CALL_SUMMARIZER_CACHE_MISSES, 0.0s 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, 56 DAG_COMPRESSION_PROCESSED_NODES, 31 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 28]: 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 39#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...