/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/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/nla-digbench/geo2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 22:17:42,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 22:17:42,008 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 22:17:42,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 22:17:42,029 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 22:17:42,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 22:17:42,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 22:17:42,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 22:17:42,047 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 22:17:42,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 22:17:42,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 22:17:42,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-23 22:17:42,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 22:17:42,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 22:17:42,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 22:17:42,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 22:17:42,056 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 22:17:42,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 22:17:42,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 22:17:42,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 22:17:42,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 22:17:42,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 22:17:42,068 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 22:17:42,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 22:17:42,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-23 22:17:42,080 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 [2019-11-23 22:17:42,094 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 22:17:42,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 22:17:42,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 22:17:42,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 22:17:42,096 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 22:17:42,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 22:17:42,096 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 22:17:42,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 22:17:42,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 22:17:42,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 22:17:42,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 22:17:42,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 22:17:42,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 22:17:42,099 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 22:17:42,100 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 22:17:42,100 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 22:17:42,100 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 22:17:42,100 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 22:17:42,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 22:17:42,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 22:17:42,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 22:17:42,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 22:17:42,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 22:17:42,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 22:17:42,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 22:17:42,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 22:17:42,102 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 22:17:42,102 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 22:17:42,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 22:17:42,104 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 22:17:42,369 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 22:17:42,381 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 22:17:42,385 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 22:17:42,386 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 22:17:42,387 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 22:17:42,387 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/geo2.c [2019-11-23 22:17:42,462 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53d763c22/fc74dd7f369e40ce8b581606f5558daa/FLAG8691ab935 [2019-11-23 22:17:42,911 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 22:17:42,911 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/geo2.c [2019-11-23 22:17:42,918 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53d763c22/fc74dd7f369e40ce8b581606f5558daa/FLAG8691ab935 [2019-11-23 22:17:43,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53d763c22/fc74dd7f369e40ce8b581606f5558daa [2019-11-23 22:17:43,357 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 22:17:43,358 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 22:17:43,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 22:17:43,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 22:17:43,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 22:17:43,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:17:43" (1/1) ... [2019-11-23 22:17:43,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61664b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:17:43, skipping insertion in model container [2019-11-23 22:17:43,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:17:43" (1/1) ... [2019-11-23 22:17:43,374 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 22:17:43,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 22:17:43,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:17:43,602 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 22:17:43,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:17:43,636 INFO L208 MainTranslator]: Completed translation [2019-11-23 22:17:43,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:17:43 WrapperNode [2019-11-23 22:17:43,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 22:17:43,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 22:17:43,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 22:17:43,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 22:17:43,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:17:43" (1/1) ... [2019-11-23 22:17:43,653 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:17:43" (1/1) ... [2019-11-23 22:17:43,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 22:17:43,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 22:17:43,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 22:17:43,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 22:17:43,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:17:43" (1/1) ... [2019-11-23 22:17:43,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:17:43" (1/1) ... [2019-11-23 22:17:43,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:17:43" (1/1) ... [2019-11-23 22:17:43,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:17:43" (1/1) ... [2019-11-23 22:17:43,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:17:43" (1/1) ... [2019-11-23 22:17:43,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:17:43" (1/1) ... [2019-11-23 22:17:43,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:17:43" (1/1) ... [2019-11-23 22:17:43,766 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 22:17:43,767 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 22:17:43,767 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 22:17:43,767 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 22:17:43,768 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:17:43" (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 [2019-11-23 22:17:43,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 22:17:43,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 22:17:43,992 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 22:17:43,992 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-23 22:17:43,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:17:43 BoogieIcfgContainer [2019-11-23 22:17:43,993 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 22:17:43,995 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 22:17:43,995 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 22:17:43,998 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 22:17:43,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:17:43" (1/3) ... [2019-11-23 22:17:43,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@407fad92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:17:43, skipping insertion in model container [2019-11-23 22:17:43,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:17:43" (2/3) ... [2019-11-23 22:17:44,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@407fad92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:17:43, skipping insertion in model container [2019-11-23 22:17:44,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:17:43" (3/3) ... [2019-11-23 22:17:44,002 INFO L109 eAbstractionObserver]: Analyzing ICFG geo2.c [2019-11-23 22:17:44,012 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 22:17:44,018 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-23 22:17:44,030 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-23 22:17:44,072 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 22:17:44,073 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 22:17:44,073 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 22:17:44,073 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 22:17:44,073 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 22:17:44,074 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 22:17:44,074 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 22:17:44,074 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 22:17:44,102 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states. [2019-11-23 22:17:44,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-11-23 22:17:44,109 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:17:44,110 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-11-23 22:17:44,110 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:17:44,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:17:44,118 INFO L82 PathProgramCache]: Analyzing trace with hash 963340, now seen corresponding path program 1 times [2019-11-23 22:17:44,127 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:17:44,128 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181169378] [2019-11-23 22:17:44,128 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:17:44,208 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-23 22:17:44,209 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [553424605] [2019-11-23 22:17:44,209 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:17:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:17:44,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-23 22:17:44,256 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:17:44,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:17:44,314 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181169378] [2019-11-23 22:17:44,314 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-23 22:17:44,314 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553424605] [2019-11-23 22:17:44,315 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 22:17:44,315 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 22:17:44,317 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103475168] [2019-11-23 22:17:44,321 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 22:17:44,322 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:17:44,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 22:17:44,336 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-23 22:17:44,338 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 4 states. [2019-11-23 22:17:44,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:17:44,421 INFO L93 Difference]: Finished difference Result 37 states and 51 transitions. [2019-11-23 22:17:44,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 22:17:44,422 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 4 [2019-11-23 22:17:44,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:17:44,432 INFO L225 Difference]: With dead ends: 37 [2019-11-23 22:17:44,432 INFO L226 Difference]: Without dead ends: 14 [2019-11-23 22:17:44,438 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-23 22:17:44,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2019-11-23 22:17:44,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 13. [2019-11-23 22:17:44,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2019-11-23 22:17:44,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2019-11-23 22:17:44,486 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 4 [2019-11-23 22:17:44,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:17:44,486 INFO L462 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2019-11-23 22:17:44,486 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 22:17:44,487 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2019-11-23 22:17:44,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-11-23 22:17:44,488 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:17:44,489 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2019-11-23 22:17:44,692 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:17:44,692 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:17:44,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:17:44,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1360983589, now seen corresponding path program 1 times [2019-11-23 22:17:44,693 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:17:44,693 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486422243] [2019-11-23 22:17:44,693 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:17:44,700 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-23 22:17:44,700 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1954344638] [2019-11-23 22:17:44,700 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:17:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 22:17:44,735 WARN L253 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 19 conjunts are in the unsatisfiable core [2019-11-23 22:17:44,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:17:44,797 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:17:44,870 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:17:44,894 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:17:44,895 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486422243] [2019-11-23 22:17:44,895 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-23 22:17:44,896 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1954344638] [2019-11-23 22:17:44,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-23 22:17:44,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2019-11-23 22:17:44,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422929273] [2019-11-23 22:17:44,898 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-23 22:17:44,898 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:17:44,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-23 22:17:44,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-11-23 22:17:44,899 INFO L87 Difference]: Start difference. First operand 13 states and 13 transitions. Second operand 7 states. [2019-11-23 22:17:45,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:17:45,019 INFO L93 Difference]: Finished difference Result 23 states and 23 transitions. [2019-11-23 22:17:45,019 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-23 22:17:45,019 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 7 [2019-11-23 22:17:45,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:17:45,020 INFO L225 Difference]: With dead ends: 23 [2019-11-23 22:17:45,020 INFO L226 Difference]: Without dead ends: 17 [2019-11-23 22:17:45,021 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2019-11-23 22:17:45,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2019-11-23 22:17:45,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2019-11-23 22:17:45,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2019-11-23 22:17:45,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2019-11-23 22:17:45,027 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 7 [2019-11-23 22:17:45,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:17:45,027 INFO L462 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2019-11-23 22:17:45,027 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-23 22:17:45,028 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2019-11-23 22:17:45,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-23 22:17:45,028 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:17:45,028 INFO L410 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1] [2019-11-23 22:17:45,237 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:17:45,238 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:17:45,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:17:45,239 INFO L82 PathProgramCache]: Analyzing trace with hash -565900116, now seen corresponding path program 2 times [2019-11-23 22:17:45,239 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:17:45,240 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388684869] [2019-11-23 22:17:45,240 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:17:45,246 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-23 22:17:45,246 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [644688062] [2019-11-23 22:17:45,246 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:17:45,277 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2019-11-23 22:17:45,277 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-23 22:17:45,278 WARN L253 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 28 conjunts are in the unsatisfiable core [2019-11-23 22:17:45,280 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:17:45,328 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:17:45,476 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:17:45,494 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 22:17:45,496 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388684869] [2019-11-23 22:17:45,497 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-23 22:17:45,497 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [644688062] [2019-11-23 22:17:45,497 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-23 22:17:45,498 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2019-11-23 22:17:45,498 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623045233] [2019-11-23 22:17:45,498 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-23 22:17:45,499 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:17:45,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-23 22:17:45,500 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2019-11-23 22:17:45,500 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand 9 states. [2019-11-23 22:17:45,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:17:45,675 INFO L93 Difference]: Finished difference Result 26 states and 26 transitions. [2019-11-23 22:17:45,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-23 22:17:45,675 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 10 [2019-11-23 22:17:45,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:17:45,676 INFO L225 Difference]: With dead ends: 26 [2019-11-23 22:17:45,676 INFO L226 Difference]: Without dead ends: 20 [2019-11-23 22:17:45,677 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-11-23 22:17:45,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2019-11-23 22:17:45,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2019-11-23 22:17:45,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-11-23 22:17:45,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2019-11-23 22:17:45,683 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 10 [2019-11-23 22:17:45,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:17:45,683 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2019-11-23 22:17:45,683 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-23 22:17:45,683 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2019-11-23 22:17:45,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-23 22:17:45,684 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 22:17:45,684 INFO L410 BasicCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1] [2019-11-23 22:17:45,893 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:17:45,894 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 22:17:45,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 22:17:45,895 INFO L82 PathProgramCache]: Analyzing trace with hash -978793413, now seen corresponding path program 3 times [2019-11-23 22:17:45,895 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 22:17:45,895 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048171057] [2019-11-23 22:17:45,896 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 22:17:45,901 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2019-11-23 22:17:45,901 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1495173386] [2019-11-23 22:17:45,901 INFO L92 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:17:45,932 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2019-11-23 22:17:45,932 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2019-11-23 22:17:45,933 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 20 conjunts are in the unsatisfiable core [2019-11-23 22:17:45,936 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-23 22:17:48,897 WARN L192 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 26 DAG size of output: 16 [2019-11-23 22:17:48,901 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:17:48,945 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:17:48,987 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-23 22:17:49,000 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-23 22:17:49,000 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048171057] [2019-11-23 22:17:49,000 INFO L343 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2019-11-23 22:17:49,001 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495173386] [2019-11-23 22:17:49,001 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2019-11-23 22:17:49,001 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2019-11-23 22:17:49,001 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43644214] [2019-11-23 22:17:49,002 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-23 22:17:49,002 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 22:17:49,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-23 22:17:49,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-11-23 22:17:49,003 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand 7 states. [2019-11-23 22:17:55,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 22:17:55,144 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2019-11-23 22:17:55,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-23 22:17:55,145 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 13 [2019-11-23 22:17:55,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 22:17:55,145 INFO L225 Difference]: With dead ends: 19 [2019-11-23 22:17:55,146 INFO L226 Difference]: Without dead ends: 0 [2019-11-23 22:17:55,146 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=28, Invalid=42, Unknown=2, NotChecked=0, Total=72 [2019-11-23 22:17:55,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-23 22:17:55,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-23 22:17:55,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-23 22:17:55,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-23 22:17:55,147 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-23 22:17:55,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 22:17:55,148 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-23 22:17:55,148 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-23 22:17:55,148 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-23 22:17:55,148 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-23 22:17:55,348 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-23 22:17:55,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-23 22:17:55,482 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-23 22:17:55,482 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2019-11-23 22:17:55,482 INFO L444 ceAbstractionStarter]: For program point L11(lines 11 12) no Hoare annotation was computed. [2019-11-23 22:17:55,482 INFO L444 ceAbstractionStarter]: For program point L11-1(lines 11 12) no Hoare annotation was computed. [2019-11-23 22:17:55,482 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-23 22:17:55,482 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-23 22:17:55,483 INFO L440 ceAbstractionStarter]: At program point L28-2(lines 28 37) the Hoare annotation is: (or (and (= ULTIMATE.start_main_~x~0 1) (= ULTIMATE.start_main_~y~0 1)) (and (exists ((v_ULTIMATE.start_main_~y~0_13 Int) (v_ULTIMATE.start_main_~x~0_13 Int)) (let ((.cse0 (+ (* v_ULTIMATE.start_main_~x~0_13 ULTIMATE.start_main_~z~0) 1))) (and (= .cse0 (+ (* ULTIMATE.start_main_~z~0 v_ULTIMATE.start_main_~y~0_13) v_ULTIMATE.start_main_~x~0_13)) (= ULTIMATE.start_main_~x~0 .cse0) (= ULTIMATE.start_main_~y~0 (* v_ULTIMATE.start_main_~y~0_13 ULTIMATE.start_main_~z~0))))) (= 1 ULTIMATE.start___VERIFIER_assert_~cond))) [2019-11-23 22:17:55,483 INFO L444 ceAbstractionStarter]: For program point L28-3(lines 28 37) no Hoare annotation was computed. [2019-11-23 22:17:55,483 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2019-11-23 22:17:55,483 INFO L444 ceAbstractionStarter]: For program point L10(lines 10 13) no Hoare annotation was computed. [2019-11-23 22:17:55,483 INFO L440 ceAbstractionStarter]: At program point L10-2(lines 31 32) the Hoare annotation is: (let ((.cse0 (= 1 ULTIMATE.start___VERIFIER_assert_~cond))) (or (and .cse0 (= ULTIMATE.start_main_~x~0 1) (= ULTIMATE.start_main_~y~0 1)) (and (exists ((v_ULTIMATE.start_main_~y~0_13 Int) (v_ULTIMATE.start_main_~x~0_13 Int)) (let ((.cse1 (+ (* v_ULTIMATE.start_main_~x~0_13 ULTIMATE.start_main_~z~0) 1))) (and (= .cse1 (+ (* ULTIMATE.start_main_~z~0 v_ULTIMATE.start_main_~y~0_13) v_ULTIMATE.start_main_~x~0_13)) (= ULTIMATE.start_main_~x~0 .cse1) (= ULTIMATE.start_main_~y~0 (* v_ULTIMATE.start_main_~y~0_13 ULTIMATE.start_main_~z~0))))) .cse0))) [2019-11-23 22:17:55,483 INFO L444 ceAbstractionStarter]: For program point L10-3(lines 10 13) no Hoare annotation was computed. [2019-11-23 22:17:55,484 INFO L447 ceAbstractionStarter]: At program point L39(lines 18 40) the Hoare annotation is: true [2019-11-23 22:17:55,484 INFO L447 ceAbstractionStarter]: At program point L10-5(lines 9 15) the Hoare annotation is: true [2019-11-23 22:17:55,490 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,491 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,498 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,499 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,501 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,502 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,503 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:17:55 BoogieIcfgContainer [2019-11-23 22:17:55,506 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-23 22:17:55,508 INFO L168 Benchmark]: Toolchain (without parser) took 12149.46 ms. Allocated memory was 137.9 MB in the beginning and 233.8 MB in the end (delta: 95.9 MB). Free memory was 102.4 MB in the beginning and 148.7 MB in the end (delta: -46.3 MB). Peak memory consumption was 49.7 MB. Max. memory is 7.1 GB. [2019-11-23 22:17:55,509 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-23 22:17:55,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 277.69 ms. Allocated memory is still 137.9 MB. Free memory was 102.2 MB in the beginning and 92.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-11-23 22:17:55,511 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.20 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 92.6 MB in the beginning and 180.5 MB in the end (delta: -87.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-11-23 22:17:55,512 INFO L168 Benchmark]: Boogie Preprocessor took 21.98 ms. Allocated memory is still 201.3 MB. Free memory was 180.5 MB in the beginning and 179.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-11-23 22:17:55,513 INFO L168 Benchmark]: RCFGBuilder took 226.57 ms. Allocated memory is still 201.3 MB. Free memory was 179.2 MB in the beginning and 168.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-11-23 22:17:55,514 INFO L168 Benchmark]: TraceAbstraction took 11511.52 ms. Allocated memory was 201.3 MB in the beginning and 233.8 MB in the end (delta: 32.5 MB). Free memory was 167.3 MB in the beginning and 148.7 MB in the end (delta: 18.6 MB). Peak memory consumption was 51.1 MB. Max. memory is 7.1 GB. [2019-11-23 22:17:55,519 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 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 277.69 ms. Allocated memory is still 137.9 MB. Free memory was 102.2 MB in the beginning and 92.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 107.20 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 92.6 MB in the beginning and 180.5 MB in the end (delta: -87.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 21.98 ms. Allocated memory is still 201.3 MB. Free memory was 180.5 MB in the beginning and 179.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 226.57 ms. Allocated memory is still 201.3 MB. Free memory was 179.2 MB in the beginning and 168.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11511.52 ms. Allocated memory was 201.3 MB in the beginning and 233.8 MB in the end (delta: 32.5 MB). Free memory was 167.3 MB in the beginning and 148.7 MB in the end (delta: 18.6 MB). Peak memory consumption was 51.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 28]: Loop Invariant [2019-11-23 22:17:55,531 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,531 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,532 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,532 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,532 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,533 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,533 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,533 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,533 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,533 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] Derived loop invariant: (x == 1 && y == 1) || ((\exists v_ULTIMATE.start_main_~y~0_13 : int, v_ULTIMATE.start_main_~x~0_13 : int :: (v_ULTIMATE.start_main_~x~0_13 * z + 1 == z * v_ULTIMATE.start_main_~y~0_13 + v_ULTIMATE.start_main_~x~0_13 && x == v_ULTIMATE.start_main_~x~0_13 * z + 1) && y == v_ULTIMATE.start_main_~y~0_13 * z) && 1 == cond) - InvariantResult [Line: 9]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 31]: Loop Invariant [2019-11-23 22:17:55,534 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,535 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,536 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,536 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] [2019-11-23 22:17:55,536 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,536 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~x~0_13,QUANTIFIED] [2019-11-23 22:17:55,536 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_main_~y~0_13,QUANTIFIED] Derived loop invariant: ((1 == cond && x == 1) && y == 1) || ((\exists v_ULTIMATE.start_main_~y~0_13 : int, v_ULTIMATE.start_main_~x~0_13 : int :: (v_ULTIMATE.start_main_~x~0_13 * z + 1 == z * v_ULTIMATE.start_main_~y~0_13 + v_ULTIMATE.start_main_~x~0_13 && x == v_ULTIMATE.start_main_~x~0_13 * z + 1) && y == v_ULTIMATE.start_main_~y~0_13 * z) && 1 == cond) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 14 locations, 2 error locations. Result: SAFE, OverallTime: 11.4s, OverallIterations: 4, TraceHistogramMax: 4, AutomataDifference: 6.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 24 SDtfs, 39 SDslu, 64 SDs, 0 SdLazy, 101 SolverSat, 35 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 7.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 16 NumberOfFragments, 79 HoareAnnotationTreeSize, 4 FomulaSimplifications, 220 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 22 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 34 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 30 ConstructedInterpolants, 7 QuantifiedInterpolants, 2916 SizeOfPredicates, 32 NumberOfNonLiveVariables, 152 ConjunctsInSsa, 77 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 13/24 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...