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 IntervalDomain -i ../../../trunk/examples/svcomp/nla-digbench/prodbin.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 09:09:19,647 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 09:09:19,649 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 09:09:19,661 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 09:09:19,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 09:09:19,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 09:09:19,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 09:09:19,665 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 09:09:19,667 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 09:09:19,668 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 09:09:19,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 09:09:19,670 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 09:09:19,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 09:09:19,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 09:09:19,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 09:09:19,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 09:09:19,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 09:09:19,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 09:09:19,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 09:09:19,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 09:09:19,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 09:09:19,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 09:09:19,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 09:09:19,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 09:09:19,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 09:09:19,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 09:09:19,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 09:09:19,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 09:09:19,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 09:09:19,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 09:09:19,691 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 09:09:19,692 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 09:09:19,692 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 09:09:19,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 09:09:19,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 09:09:19,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 09:09:19,695 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 [2019-09-06 09:09:19,709 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 09:09:19,709 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 09:09:19,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 09:09:19,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 09:09:19,711 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 09:09:19,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 09:09:19,711 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 09:09:19,712 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 09:09:19,712 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 09:09:19,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 09:09:19,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 09:09:19,712 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 09:09:19,712 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 09:09:19,713 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 09:09:19,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 09:09:19,713 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 09:09:19,713 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 09:09:19,713 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 09:09:19,714 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 09:09:19,714 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 09:09:19,714 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 09:09:19,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 09:09:19,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 09:09:19,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 09:09:19,715 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 09:09:19,715 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 09:09:19,715 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 09:09:19,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 09:09:19,716 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: Abstract Domain -> IntervalDomain [2019-09-06 09:09:19,745 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 09:09:19,757 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 09:09:19,760 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 09:09:19,761 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 09:09:19,762 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 09:09:19,762 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/prodbin.c [2019-09-06 09:09:19,820 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d895b6e5/b3a2f3953ab94c698410999359bdb3f2/FLAG9eab198b4 [2019-09-06 09:09:20,241 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 09:09:20,243 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/prodbin.c [2019-09-06 09:09:20,251 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d895b6e5/b3a2f3953ab94c698410999359bdb3f2/FLAG9eab198b4 [2019-09-06 09:09:20,645 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d895b6e5/b3a2f3953ab94c698410999359bdb3f2 [2019-09-06 09:09:20,655 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 09:09:20,657 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 09:09:20,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 09:09:20,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 09:09:20,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 09:09:20,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:09:20" (1/1) ... [2019-09-06 09:09:20,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58815698 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:09:20, skipping insertion in model container [2019-09-06 09:09:20,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:09:20" (1/1) ... [2019-09-06 09:09:20,674 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 09:09:20,692 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 09:09:20,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:09:20,903 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 09:09:20,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:09:20,936 INFO L192 MainTranslator]: Completed translation [2019-09-06 09:09:20,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:09:20 WrapperNode [2019-09-06 09:09:20,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 09:09:20,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 09:09:20,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 09:09:20,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 09:09:21,044 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:09:20" (1/1) ... [2019-09-06 09:09:21,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:09:20" (1/1) ... [2019-09-06 09:09:21,051 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:09:20" (1/1) ... [2019-09-06 09:09:21,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:09:20" (1/1) ... [2019-09-06 09:09:21,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:09:20" (1/1) ... [2019-09-06 09:09:21,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:09:20" (1/1) ... [2019-09-06 09:09:21,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:09:20" (1/1) ... [2019-09-06 09:09:21,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 09:09:21,073 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 09:09:21,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 09:09:21,074 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 09:09:21,075 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:09:20" (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 [2019-09-06 09:09:21,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 09:09:21,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 09:09:21,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-06 09:09:21,123 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 09:09:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 09:09:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-06 09:09:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 09:09:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-06 09:09:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 09:09:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 09:09:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 09:09:21,313 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 09:09:21,313 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 09:09:21,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:09:21 BoogieIcfgContainer [2019-09-06 09:09:21,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 09:09:21,321 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 09:09:21,321 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 09:09:21,321 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 09:09:21,322 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:09:21" (1/1) ... [2019-09-06 09:09:21,323 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 09:09:21,343 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 09:09:21,344 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 09:09:21,353 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 09:09:21,369 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 09:09:21,370 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 09:09:21,419 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-06 09:09:21,673 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-06 09:09:21,675 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 09:09:21,675 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 09:09:21,677 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 67#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)) [2019-09-06 09:09:21,706 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 09:09:21,706 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 09:09:21,711 INFO L168 Benchmark]: Toolchain (without parser) took 1051.39 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 87.5 MB in the beginning and 146.8 MB in the end (delta: -59.3 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-09-06 09:09:21,714 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 131.6 MB. Free memory is still 105.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 09:09:21,715 INFO L168 Benchmark]: CACSL2BoogieTranslator took 279.15 ms. Allocated memory is still 131.6 MB. Free memory was 87.1 MB in the beginning and 77.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-09-06 09:09:21,717 INFO L168 Benchmark]: Boogie Preprocessor took 135.21 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 77.7 MB in the beginning and 175.6 MB in the end (delta: -97.9 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-09-06 09:09:21,718 INFO L168 Benchmark]: RCFGBuilder took 246.84 ms. Allocated memory is still 199.8 MB. Free memory was 175.6 MB in the beginning and 163.3 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. [2019-09-06 09:09:21,719 INFO L168 Benchmark]: Sifa took 385.90 ms. Allocated memory is still 199.8 MB. Free memory was 163.3 MB in the beginning and 146.8 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-09-06 09:09:21,724 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 131.6 MB. Free memory is still 105.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 279.15 ms. Allocated memory is still 131.6 MB. Free memory was 87.1 MB in the beginning and 77.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 135.21 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 77.7 MB in the beginning and 175.6 MB in the end (delta: -97.9 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 246.84 ms. Allocated memory is still 199.8 MB. Free memory was 175.6 MB in the beginning and 163.3 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. * Sifa took 385.90 ms. Allocated memory is still 199.8 MB. Free memory was 163.3 MB in the beginning and 146.8 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 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]: 334, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 46, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 34, TOOLS_POST_TIME[ms]: 45, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 90, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 27, TOOLS_QUANTIFIERELIM_TIME[ms]: 141, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 48, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 15, DOMAIN_JOIN_TIME[ms]: 28, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 8, DOMAIN_ISBOTTOM_TIME[ms]: 36, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 126, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 125, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 46, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 18, DAG_COMPRESSION_PROCESSED_NODES: 84, DAG_COMPRESSION_RETAINED_NODES: 54 - UnprovableResult [Line: 10]: 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 67#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...