/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/loop-acceleration/phases_2-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 16:21:11,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 16:21:11,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 16:21:11,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 16:21:11,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 16:21:11,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 16:21:11,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 16:21:11,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 16:21:11,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 16:21:11,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 16:21:11,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 16:21:11,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 16:21:11,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 16:21:11,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 16:21:11,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 16:21:11,908 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 16:21:11,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 16:21:11,910 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 16:21:11,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 16:21:11,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 16:21:11,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 16:21:11,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 16:21:11,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 16:21:11,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 16:21:11,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 16:21:11,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 16:21:11,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 16:21:11,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 16:21:11,943 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 16:21:11,967 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 16:21:11,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 16:21:11,968 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 16:21:11,968 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 16:21:11,969 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 16:21:11,969 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 16:21:11,969 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 16:21:11,969 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 16:21:11,969 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 16:21:11,970 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 16:21:11,970 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 16:21:11,970 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 16:21:11,970 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 16:21:11,970 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 16:21:11,971 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 16:21:11,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 16:21:11,971 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 16:21:11,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 16:21:11,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 16:21:11,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 16:21:11,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 16:21:11,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 16:21:11,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 16:21:11,973 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 16:21:11,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 16:21:11,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 16:21:11,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 16:21:11,974 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 16:21:11,974 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 16:21:11,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 16:21:11,974 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 16:21:11,974 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 16:21:11,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 16:21:11,975 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 16:21:11,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 16:21:11,975 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 16:21:11,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 16:21:11,975 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 16:21:12,258 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 16:21:12,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 16:21:12,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 16:21:12,277 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 16:21:12,278 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 16:21:12,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/phases_2-1.c [2019-11-24 16:21:12,340 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1253655c2/d2398d10286c4a65854bcb7ed51e06f0/FLAGb53c9cb3f [2019-11-24 16:21:12,765 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 16:21:12,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/phases_2-1.c [2019-11-24 16:21:12,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1253655c2/d2398d10286c4a65854bcb7ed51e06f0/FLAGb53c9cb3f [2019-11-24 16:21:13,160 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1253655c2/d2398d10286c4a65854bcb7ed51e06f0 [2019-11-24 16:21:13,168 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 16:21:13,169 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 16:21:13,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 16:21:13,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 16:21:13,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 16:21:13,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:21:13" (1/1) ... [2019-11-24 16:21:13,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eb66ddd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:13, skipping insertion in model container [2019-11-24 16:21:13,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:21:13" (1/1) ... [2019-11-24 16:21:13,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 16:21:13,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 16:21:13,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:21:13,412 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 16:21:13,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 16:21:13,438 INFO L208 MainTranslator]: Completed translation [2019-11-24 16:21:13,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:13 WrapperNode [2019-11-24 16:21:13,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 16:21:13,439 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 16:21:13,439 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 16:21:13,439 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 16:21:13,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:13" (1/1) ... [2019-11-24 16:21:13,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:13" (1/1) ... [2019-11-24 16:21:13,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 16:21:13,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 16:21:13,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 16:21:13,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 16:21:13,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:13" (1/1) ... [2019-11-24 16:21:13,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:13" (1/1) ... [2019-11-24 16:21:13,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:13" (1/1) ... [2019-11-24 16:21:13,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:13" (1/1) ... [2019-11-24 16:21:13,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:13" (1/1) ... [2019-11-24 16:21:13,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:13" (1/1) ... [2019-11-24 16:21:13,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:13" (1/1) ... [2019-11-24 16:21:13,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 16:21:13,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 16:21:13,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 16:21:13,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 16:21:13,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:21:13" (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 [2019-11-24 16:21:13,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 16:21:13,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 16:21:14,028 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 16:21:14,028 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 16:21:14,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:21:14 BoogieIcfgContainer [2019-11-24 16:21:14,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 16:21:14,030 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 16:21:14,030 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 16:21:14,030 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 16:21:14,031 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:21:14" (1/1) ... [2019-11-24 16:21:14,032 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 [2019-11-24 16:21:14,055 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 16:21:14,055 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 16:21:14,063 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 16:21:14,069 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 16:21:14,070 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 16:21:14,143 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 16:21:14,159 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-24 16:21:14,159 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 16:21:14,161 INFO L168 Benchmark]: Toolchain (without parser) took 991.32 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 101.9 MB in the beginning and 160.2 MB in the end (delta: -58.4 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-11-24 16:21:14,162 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 137.4 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-11-24 16:21:14,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.94 ms. Allocated memory is still 137.4 MB. Free memory was 101.7 MB in the beginning and 92.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-11-24 16:21:14,164 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.64 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 92.2 MB in the beginning and 180.5 MB in the end (delta: -88.3 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-11-24 16:21:14,165 INFO L168 Benchmark]: Boogie Preprocessor took 25.59 ms. Allocated memory is still 201.3 MB. Free memory was 180.5 MB in the beginning and 179.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2019-11-24 16:21:14,166 INFO L168 Benchmark]: RCFGBuilder took 460.71 ms. Allocated memory is still 201.3 MB. Free memory was 178.7 MB in the beginning and 165.8 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. [2019-11-24 16:21:14,167 INFO L168 Benchmark]: Sifa took 129.01 ms. Allocated memory is still 201.3 MB. Free memory was 165.8 MB in the beginning and 160.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-11-24 16:21:14,172 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 137.4 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 268.94 ms. Allocated memory is still 137.4 MB. Free memory was 101.7 MB in the beginning and 92.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 103.64 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 92.2 MB in the beginning and 180.5 MB in the end (delta: -88.3 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.59 ms. Allocated memory is still 201.3 MB. Free memory was 180.5 MB in the beginning and 179.4 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 460.71 ms. Allocated memory is still 201.3 MB. Free memory was 178.7 MB in the beginning and 165.8 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. * Sifa took 129.01 ms. Allocated memory is still 201.3 MB. Free memory was 165.8 MB in the beginning and 160.2 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 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]: 89, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 0, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 6, TOOLS_POST_TIME[ms]: 21, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 6, TOOLS_QUANTIFIERELIM_TIME[ms]: 16, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 8, FLUID_QUERY_TIME[ms]: 3, FLUID_QUERIES: 10, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 0, DOMAIN_JOIN_TIME[ms]: 0, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 21, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 33, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 33, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 2, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 9, DAG_COMPRESSION_PROCESSED_NODES: 30, DAG_COMPRESSION_RETAINED_NODES: 15 - UnprovableResult [Line: 7]: 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 8#(and (< 0 (mod ULTIMATE.start_main_~y~0 4294967296)) (= (ite (not (= (mod ULTIMATE.start_main_~y~0 4294967296) (mod ULTIMATE.start_main_~x~0 4294967296))) 1 0) |ULTIMATE.start___VERIFIER_assert_#in~cond|) (= |ULTIMATE.start___VERIFIER_assert_#in~cond| ULTIMATE.start___VERIFIER_assert_~cond) (= 0 ULTIMATE.start___VERIFIER_assert_~cond) (not (< (mod ULTIMATE.start_main_~x~0 4294967296) (mod ULTIMATE.start_main_~y~0 4294967296))) (= ULTIMATE.start_main_~x~0 1)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...