/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain EqDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-eq-dnf-be04d46 [2023-03-29 15:54:48,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-29 15:54:48,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-29 15:54:48,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-29 15:54:48,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-29 15:54:48,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-29 15:54:48,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-29 15:54:48,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-29 15:54:48,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-29 15:54:48,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-29 15:54:48,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-29 15:54:48,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-29 15:54:48,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-29 15:54:48,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-29 15:54:48,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-29 15:54:48,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-29 15:54:48,171 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-29 15:54:48,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-29 15:54:48,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-29 15:54:48,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-29 15:54:48,180 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-29 15:54:48,182 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-29 15:54:48,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-29 15:54:48,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-29 15:54:48,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-29 15:54:48,191 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-29 15:54:48,191 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-29 15:54:48,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-29 15:54:48,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-29 15:54:48,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-29 15:54:48,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-29 15:54:48,193 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-29 15:54:48,194 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-29 15:54:48,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-29 15:54:48,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-29 15:54:48,195 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-29 15:54:48,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-29 15:54:48,196 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-29 15:54:48,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-29 15:54:48,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-29 15:54:48,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-29 15:54:48,201 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 [2023-03-29 15:54:48,229 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-29 15:54:48,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-29 15:54:48,230 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-29 15:54:48,230 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-29 15:54:48,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-29 15:54:48,232 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-29 15:54:48,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-29 15:54:48,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-29 15:54:48,233 INFO L138 SettingsManager]: * Use SBE=true [2023-03-29 15:54:48,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-29 15:54:48,233 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-29 15:54:48,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-29 15:54:48,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-29 15:54:48,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-29 15:54:48,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-29 15:54:48,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-29 15:54:48,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-29 15:54:48,234 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-29 15:54:48,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-29 15:54:48,235 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-29 15:54:48,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-29 15:54:48,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-29 15:54:48,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-29 15:54:48,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-29 15:54:48,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-29 15:54:48,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-29 15:54:48,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-29 15:54:48,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-29 15:54:48,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-29 15:54:48,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-29 15:54:48,236 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-29 15:54:48,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-29 15:54:48,236 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-29 15:54:48,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-29 15:54:48,237 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-29 15:54:48,237 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-29 15:54:48,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-29 15:54:48,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-29 15:54:48,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-29 15:54:48,497 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-29 15:54:48,498 INFO L275 PluginConnector]: CDTParser initialized [2023-03-29 15:54:48,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c [2023-03-29 15:54:49,613 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-29 15:54:49,809 INFO L351 CDTParser]: Found 1 translation units. [2023-03-29 15:54:49,810 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c [2023-03-29 15:54:49,816 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad5224273/ec730edc232048f584fdcb94897dd527/FLAGa5a36ab03 [2023-03-29 15:54:50,178 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad5224273/ec730edc232048f584fdcb94897dd527 [2023-03-29 15:54:50,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-29 15:54:50,183 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-29 15:54:50,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-29 15:54:50,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-29 15:54:50,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-29 15:54:50,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 03:54:50" (1/1) ... [2023-03-29 15:54:50,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f2ee68f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:54:50, skipping insertion in model container [2023-03-29 15:54:50,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 03:54:50" (1/1) ... [2023-03-29 15:54:50,197 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-29 15:54:50,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-29 15:54:50,336 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c[535,548] [2023-03-29 15:54:50,370 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-29 15:54:50,382 INFO L203 MainTranslator]: Completed pre-run [2023-03-29 15:54:50,392 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c[535,548] [2023-03-29 15:54:50,399 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-29 15:54:50,410 INFO L208 MainTranslator]: Completed translation [2023-03-29 15:54:50,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:54:50 WrapperNode [2023-03-29 15:54:50,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-29 15:54:50,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-29 15:54:50,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-29 15:54:50,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-29 15:54:50,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:54:50" (1/1) ... [2023-03-29 15:54:50,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:54:50" (1/1) ... [2023-03-29 15:54:50,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:54:50" (1/1) ... [2023-03-29 15:54:50,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:54:50" (1/1) ... [2023-03-29 15:54:50,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:54:50" (1/1) ... [2023-03-29 15:54:50,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:54:50" (1/1) ... [2023-03-29 15:54:50,445 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:54:50" (1/1) ... [2023-03-29 15:54:50,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:54:50" (1/1) ... [2023-03-29 15:54:50,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-29 15:54:50,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-29 15:54:50,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-29 15:54:50,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-29 15:54:50,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 03:54:50" (1/1) ... [2023-03-29 15:54:50,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-29 15:54:50,464 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-29 15:54:50,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-29 15:54:50,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-29 15:54:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-29 15:54:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-29 15:54:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-29 15:54:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-29 15:54:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-03-29 15:54:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-29 15:54:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-29 15:54:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-29 15:54:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-29 15:54:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-29 15:54:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-29 15:54:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-29 15:54:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-03-29 15:54:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-29 15:54:50,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-29 15:54:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-29 15:54:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-29 15:54:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-29 15:54:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-29 15:54:50,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-29 15:54:50,573 INFO L236 CfgBuilder]: Building ICFG [2023-03-29 15:54:50,574 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-29 15:54:50,711 INFO L277 CfgBuilder]: Performing block encoding [2023-03-29 15:54:50,723 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-29 15:54:50,724 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-03-29 15:54:50,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 03:54:50 BoogieIcfgContainer [2023-03-29 15:54:50,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-29 15:54:50,726 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-29 15:54:50,726 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-29 15:54:50,726 INFO L275 PluginConnector]: Sifa initialized [2023-03-29 15:54:50,727 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 03:54:50" (1/1) ... [2023-03-29 15:54:50,727 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=EqDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=NONE ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-29 15:54:50,773 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-29 15:54:50,774 INFO L166 IcfgInterpreter]: Building call graph [2023-03-29 15:54:50,778 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-29 15:54:50,784 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-29 15:54:50,785 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-29 15:54:50,910 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 36 for LOIs [2023-03-29 15:54:58,673 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.UnsupportedOperationException: Solver couldn't answer isSubsetEq for original: 69#(and (not (= main_~v~0 4)) (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= (+ (* main_~v~0 2) (* main_~u~0 main_~u~0)) (+ (* main_~v~0 main_~v~0) (* main_~u~0 2) (* main_~A~0 4) (* main_~r~0 4))) (= 13 (select |#length| 2)) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (mod main_~A~0 2) 1) (not (= |#length| |#valid|)) (not (= |#StackHeapBarrier| 0)) (< 2 (+ main_~v~0 main_~r~0)) (= (select |#valid| 1) 1) (= main_~u~0 (+ (* main_~R~0 2) 1)) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= (select (select |#memory_int| 1) 1) 0) (not (= (+ (* main_~R~0 main_~R~0) 1) (+ main_~A~0 (* main_~R~0 2)))) (= |#NULL.base| 0)) 57#(and (= (select |#valid| 1) (mod main_~A~0 2)) (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= 13 (select |#length| 2)) (= (mod main_~A~0 2) (select |#valid| 2)) (not (= main_~v~0 2)) (= 2 (select |#length| 1)) (not (= |#length| |#valid|)) (= |#NULL.offset| (select (select |#memory_int| 1) 1)) (not (= |#StackHeapBarrier| 0)) (= (select |#valid| 1) 1) (= main_~u~0 (+ (* main_~R~0 2) 1)) (= (select |#valid| 0) 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= (select |#valid| 2) (select |#valid| 3)) (= |#NULL.offset| |#NULL.base|) (not (= (+ (* main_~R~0 main_~R~0) 1) (+ main_~A~0 (* main_~R~0 2)))) (= (select |#valid| 0) (select (select |#memory_int| 1) 1))) abstracted: 72#(and (not (= main_~v~0 4)) (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= (+ (* main_~v~0 2) (* main_~u~0 main_~u~0)) (+ (* main_~v~0 main_~v~0) (* main_~u~0 2) (* main_~A~0 4) (* main_~r~0 4))) (= 13 (select |#length| 2)) (= (mod main_~A~0 2) (select |#valid| 2)) (not (= 2 (+ main_~v~0 main_~r~0))) (= 2 (select |#length| 1)) (= (select |#valid| 0) |#NULL.offset|) (= (mod main_~A~0 2) 1) (not (= |#length| |#valid|)) (not (= |#StackHeapBarrier| 0)) (= (select |#valid| 1) (select |#valid| 3)) (= (select |#valid| 1) 1) (= main_~u~0 (+ (* main_~R~0 2) 1)) (= |#NULL.base| (select (select |#memory_int| 1) 1)) (= |#NULL.offset| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= (select |#valid| 0) |#NULL.base|) (not (= (+ (* main_~R~0 main_~R~0) 1) (+ main_~A~0 (* main_~R~0 2))))) 73#(and (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= 13 (select |#length| 2)) (= (mod main_~A~0 2) (select |#valid| 2)) (not (= main_~v~0 2)) (= 2 (select |#length| 1)) (= (mod main_~A~0 2) 1) (not (= |#length| |#valid|)) (not (= |#StackHeapBarrier| 0)) (= (select |#valid| 1) (select |#valid| 3)) (= (select |#valid| 1) 1) (= main_~u~0 (+ (* main_~R~0 2) 1)) (= |#NULL.offset| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= |#NULL.offset| |#NULL.base|) (= (select |#valid| 0) |#NULL.base|) (not (= (+ (* main_~R~0 main_~R~0) 1) (+ main_~A~0 (* main_~R~0 2)))) (= (select |#valid| 0) (select (select |#memory_int| 1) 1))) at de.uni_freiburg.informatik.ultimate.lib.sifa.domain.RelationCheckUtil.isSubsetEq_SolverAlphaSolver(RelationCheckUtil.java:84) at de.uni_freiburg.informatik.ultimate.lib.sifa.domain.StateBasedDomain.isSubsetEq(StateBasedDomain.java:117) at de.uni_freiburg.informatik.ultimate.lib.sifa.domain.StatsWrapperDomain.isSubsetEq(StatsWrapperDomain.java:78) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:129) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:98) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:177) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:168) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpretForSingleMarker(DagInterpreter.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:125) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:98) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:177) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:168) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:81) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-03-29 15:54:58,680 INFO L158 Benchmark]: Toolchain (without parser) took 8496.02ms. Allocated memory is still 255.9MB. Free memory was 210.3MB in the beginning and 149.7MB in the end (delta: 60.6MB). Peak memory consumption was 62.2MB. Max. memory is 8.0GB. [2023-03-29 15:54:58,681 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 195.0MB. Free memory is still 146.1MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-29 15:54:58,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 225.47ms. Allocated memory is still 255.9MB. Free memory was 209.8MB in the beginning and 199.2MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2023-03-29 15:54:58,683 INFO L158 Benchmark]: Boogie Preprocessor took 35.99ms. Allocated memory is still 255.9MB. Free memory was 199.2MB in the beginning and 197.7MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-03-29 15:54:58,684 INFO L158 Benchmark]: RCFGBuilder took 276.47ms. Allocated memory is still 255.9MB. Free memory was 197.7MB in the beginning and 185.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2023-03-29 15:54:58,684 INFO L158 Benchmark]: Sifa took 7952.51ms. Allocated memory is still 255.9MB. Free memory was 185.1MB in the beginning and 149.7MB in the end (delta: 35.4MB). Peak memory consumption was 37.0MB. Max. memory is 8.0GB. [2023-03-29 15:54:58,691 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 195.0MB. Free memory is still 146.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 225.47ms. Allocated memory is still 255.9MB. Free memory was 209.8MB in the beginning and 199.2MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.99ms. Allocated memory is still 255.9MB. Free memory was 199.2MB in the beginning and 197.7MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 276.47ms. Allocated memory is still 255.9MB. Free memory was 197.7MB in the beginning and 185.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Sifa took 7952.51ms. Allocated memory is still 255.9MB. Free memory was 185.1MB in the beginning and 149.7MB in the end (delta: 35.4MB). Peak memory consumption was 37.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: UnsupportedOperationException: Solver couldn't answer isSubsetEq for original: 69#(and (not (= main_~v~0 4)) (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= (+ (* main_~v~0 2) (* main_~u~0 main_~u~0)) (+ (* main_~v~0 main_~v~0) (* main_~u~0 2) (* main_~A~0 4) (* main_~r~0 4))) (= 13 (select |#length| 2)) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (mod main_~A~0 2) 1) (not (= |#length| |#valid|)) (not (= |#StackHeapBarrier| 0)) (< 2 (+ main_~v~0 main_~r~0)) (= (select |#valid| 1) 1) (= main_~u~0 (+ (* main_~R~0 2) 1)) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= (select (select |#memory_int| 1) 1) 0) (not (= (+ (* main_~R~0 main_~R~0) 1) (+ main_~A~0 (* main_~R~0 2)))) (= |#NULL.base| 0)) 57#(and (= (select |#valid| 1) (mod main_~A~0 2)) (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= 13 (select |#length| 2)) (= (mod main_~A~0 2) (select |#valid| 2)) (not (= main_~v~0 2)) (= 2 (select |#length| 1)) (not (= |#length| |#valid|)) (= |#NULL.offset| (select (select |#memory_int| 1) 1)) (not (= |#StackHeapBarrier| 0)) (= (select |#valid| 1) 1) (= main_~u~0 (+ (* main_~R~0 2) 1)) (= (select |#valid| 0) 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= (select |#valid| 2) (select |#valid| 3)) (= |#NULL.offset| |#NULL.base|) (not (= (+ (* main_~R~0 main_~R~0) 1) (+ main_~A~0 (* main_~R~0 2)))) (= (select |#valid| 0) (select (select |#memory_int| 1) 1))) abstracted: 72#(and (not (= main_~v~0 4)) (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= (+ (* main_~v~0 2) (* main_~u~0 main_~u~0)) (+ (* main_~v~0 main_~v~0) (* main_~u~0 2) (* main_~A~0 4) (* main_~r~0 4))) (= 13 (select |#length| 2)) (= (mod main_~A~0 2) (select |#valid| 2)) (not (= 2 (+ main_~v~0 main_~r~0))) (= 2 (select |#length| 1)) (= (select |#valid| 0) |#NULL.offset|) (= (mod main_~A~0 2) 1) (not (= |#length| |#valid|)) (not (= |#StackHeapBarrier| 0)) (= (select |#valid| 1) (select |#valid| 3)) (= (select |#valid| 1) 1) (= main_~u~0 (+ (* main_~R~0 2) 1)) (= |#NULL.base| (select (select |#memory_int| 1) 1)) (= |#NULL.offset| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= (select |#valid| 0) |#NULL.base|) (not (= (+ (* main_~R~0 main_~R~0) 1) (+ main_~A~0 (* main_~R~0 2))))) 73#(and (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= 13 (select |#length| 2)) (= (mod main_~A~0 2) (select |#valid| 2)) (not (= main_~v~0 2)) (= 2 (select |#length| 1)) (= (mod main_~A~0 2) 1) (not (= |#length| |#valid|)) (not (= |#StackHeapBarrier| 0)) (= (select |#valid| 1) (select |#valid| 3)) (= (select |#valid| 1) 1) (= main_~u~0 (+ (* main_~R~0 2) 1)) (= |#NULL.offset| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= |#NULL.offset| |#NULL.base|) (= (select |#valid| 0) |#NULL.base|) (not (= (+ (* main_~R~0 main_~R~0) 1) (+ main_~A~0 (* main_~R~0 2)))) (= (select |#valid| 0) (select (select |#memory_int| 1) 1))) de.uni_freiburg.informatik.ultimate.plugins.sifa: UnsupportedOperationException: Solver couldn't answer isSubsetEq for original: 69#(and (not (= main_~v~0 4)) (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= (+ (* main_~v~0 2) (* main_~u~0 main_~u~0)) (+ (* main_~v~0 main_~v~0) (* main_~u~0 2) (* main_~A~0 4) (* main_~r~0 4))) (= 13 (select |#length| 2)) (= 2 (select |#length| 1)) (= (select |#valid| 3) 1) (= (mod main_~A~0 2) 1) (not (= |#length| |#valid|)) (not (= |#StackHeapBarrier| 0)) (< 2 (+ main_~v~0 main_~r~0)) (= (select |#valid| 1) 1) (= main_~u~0 (+ (* main_~R~0 2) 1)) (= (select |#valid| 0) 0) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= (select (select |#memory_int| 1) 1) 0) (not (= (+ (* main_~R~0 main_~R~0) 1) (+ main_~A~0 (* main_~R~0 2)))) (= |#NULL.base| 0)) 57#(and (= (select |#valid| 1) (mod main_~A~0 2)) (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= 13 (select |#length| 2)) (= (mod main_~A~0 2) (select |#valid| 2)) (not (= main_~v~0 2)) (= 2 (select |#length| 1)) (not (= |#length| |#valid|)) (= |#NULL.offset| (select (select |#memory_int| 1) 1)) (not (= |#StackHeapBarrier| 0)) (= (select |#valid| 1) 1) (= main_~u~0 (+ (* main_~R~0 2) 1)) (= (select |#valid| 0) 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= (select |#valid| 2) (select |#valid| 3)) (= |#NULL.offset| |#NULL.base|) (not (= (+ (* main_~R~0 main_~R~0) 1) (+ main_~A~0 (* main_~R~0 2)))) (= (select |#valid| 0) (select (select |#memory_int| 1) 1))) abstracted: 72#(and (not (= main_~v~0 4)) (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= (+ (* main_~v~0 2) (* main_~u~0 main_~u~0)) (+ (* main_~v~0 main_~v~0) (* main_~u~0 2) (* main_~A~0 4) (* main_~r~0 4))) (= 13 (select |#length| 2)) (= (mod main_~A~0 2) (select |#valid| 2)) (not (= 2 (+ main_~v~0 main_~r~0))) (= 2 (select |#length| 1)) (= (select |#valid| 0) |#NULL.offset|) (= (mod main_~A~0 2) 1) (not (= |#length| |#valid|)) (not (= |#StackHeapBarrier| 0)) (= (select |#valid| 1) (select |#valid| 3)) (= (select |#valid| 1) 1) (= main_~u~0 (+ (* main_~R~0 2) 1)) (= |#NULL.base| (select (select |#memory_int| 1) 1)) (= |#NULL.offset| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= (select |#valid| 0) |#NULL.base|) (not (= (+ (* main_~R~0 main_~R~0) 1) (+ main_~A~0 (* main_~R~0 2))))) 73#(and (= (select |#length| 3) 12) (not (= |#length| (select |#memory_int| 1))) (= 13 (select |#length| 2)) (= (mod main_~A~0 2) (select |#valid| 2)) (not (= main_~v~0 2)) (= 2 (select |#length| 1)) (= (mod main_~A~0 2) 1) (not (= |#length| |#valid|)) (not (= |#StackHeapBarrier| 0)) (= (select |#valid| 1) (select |#valid| 3)) (= (select |#valid| 1) 1) (= main_~u~0 (+ (* main_~R~0 2) 1)) (= |#NULL.offset| 0) (not (= |#valid| (select |#memory_int| 1))) (= (select (select |#memory_int| 1) 0) 48) (= |#NULL.offset| |#NULL.base|) (= (select |#valid| 0) |#NULL.base|) (not (= (+ (* main_~R~0 main_~R~0) 1) (+ main_~A~0 (* main_~R~0 2)))) (= (select |#valid| 0) (select (select |#memory_int| 1) 1))): de.uni_freiburg.informatik.ultimate.lib.sifa.domain.RelationCheckUtil.isSubsetEq_SolverAlphaSolver(RelationCheckUtil.java:84) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-03-29 15:54:58,725 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...