/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/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem14_label20.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 19:13:07,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 19:13:07,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 19:13:07,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-06 19:13:07,838 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 19:13:07,839 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 19:13:07,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 19:13:07,841 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 19:13:07,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 19:13:07,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 19:13:07,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 19:13:07,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 19:13:07,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 19:13:07,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 19:13:07,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 19:13:07,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 19:13:07,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-06 19:13:07,858 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 19:13:07,859 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 19:13:07,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 19:13:07,862 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 [2019-11-06 19:13:07,875 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 19:13:07,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 19:13:07,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 19:13:07,877 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 19:13:07,877 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 19:13:07,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 19:13:07,877 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 19:13:07,878 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 19:13:07,878 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 19:13:07,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 19:13:07,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 19:13:07,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 19:13:07,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 19:13:07,879 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 19:13:07,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 19:13:07,879 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 19:13:07,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 19:13:07,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 19:13:07,880 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 19:13:07,880 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 19:13:07,880 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 19:13:07,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 19:13:07,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 19:13:07,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 19:13:07,881 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 19:13:07,881 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 19:13:07,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 19:13:07,881 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 19:13:07,882 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 19:13:08,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 19:13:08,183 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 19:13:08,186 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 19:13:08,188 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 19:13:08,188 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 19:13:08,189 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label20.c [2019-11-06 19:13:08,266 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42162dde/97778ed084db4eebabb4ae87250762c7/FLAG9fe608eaa [2019-11-06 19:13:08,837 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 19:13:08,838 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label20.c [2019-11-06 19:13:08,865 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42162dde/97778ed084db4eebabb4ae87250762c7/FLAG9fe608eaa [2019-11-06 19:13:09,157 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42162dde/97778ed084db4eebabb4ae87250762c7 [2019-11-06 19:13:09,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 19:13:09,167 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 19:13:09,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 19:13:09,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 19:13:09,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 19:13:09,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:13:09" (1/1) ... [2019-11-06 19:13:09,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64f3eb49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:09, skipping insertion in model container [2019-11-06 19:13:09,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:13:09" (1/1) ... [2019-11-06 19:13:09,184 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 19:13:09,252 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 19:13:09,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 19:13:09,876 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 19:13:10,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 19:13:10,046 INFO L192 MainTranslator]: Completed translation [2019-11-06 19:13:10,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:10 WrapperNode [2019-11-06 19:13:10,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 19:13:10,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 19:13:10,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 19:13:10,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 19:13:10,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:10" (1/1) ... [2019-11-06 19:13:10,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:10" (1/1) ... [2019-11-06 19:13:10,099 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:10" (1/1) ... [2019-11-06 19:13:10,100 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:10" (1/1) ... [2019-11-06 19:13:10,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:10" (1/1) ... [2019-11-06 19:13:10,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:10" (1/1) ... [2019-11-06 19:13:10,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:10" (1/1) ... [2019-11-06 19:13:10,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 19:13:10,242 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 19:13:10,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 19:13:10,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 19:13:10,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:10" (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 [2019-11-06 19:13:10,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 19:13:10,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 19:13:10,348 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-06 19:13:10,348 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 19:13:10,348 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-06 19:13:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 19:13:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 19:13:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-06 19:13:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 19:13:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 19:13:10,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 19:13:12,076 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 19:13:12,077 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-06 19:13:12,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:13:12 BoogieIcfgContainer [2019-11-06 19:13:12,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 19:13:12,081 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 19:13:12,081 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 19:13:12,087 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 19:13:12,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 07:13:09" (1/3) ... [2019-11-06 19:13:12,088 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42f3cbf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:13:12, skipping insertion in model container [2019-11-06 19:13:12,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:13:10" (2/3) ... [2019-11-06 19:13:12,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42f3cbf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:13:12, skipping insertion in model container [2019-11-06 19:13:12,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:13:12" (3/3) ... [2019-11-06 19:13:12,098 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label20.c [2019-11-06 19:13:12,113 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 19:13:12,123 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 19:13:12,135 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 19:13:12,177 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 19:13:12,177 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 19:13:12,179 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 19:13:12,179 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 19:13:12,179 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 19:13:12,180 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 19:13:12,180 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 19:13:12,180 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 19:13:12,219 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2019-11-06 19:13:12,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-06 19:13:12,232 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:13:12,233 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 19:13:12,235 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:13:12,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:13:12,244 INFO L82 PathProgramCache]: Analyzing trace with hash -594798021, now seen corresponding path program 1 times [2019-11-06 19:13:12,254 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:13:12,254 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461741759] [2019-11-06 19:13:12,255 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:13:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:12,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:12,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 19:13:12,732 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461741759] [2019-11-06 19:13:12,732 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 19:13:12,733 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 19:13:12,735 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519960983] [2019-11-06 19:13:12,740 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 19:13:12,741 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:13:12,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 19:13:12,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-06 19:13:12,759 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 5 states. [2019-11-06 19:13:15,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 19:13:15,318 INFO L93 Difference]: Finished difference Result 886 states and 1613 transitions. [2019-11-06 19:13:15,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 19:13:15,321 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2019-11-06 19:13:15,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 19:13:15,345 INFO L225 Difference]: With dead ends: 886 [2019-11-06 19:13:15,346 INFO L226 Difference]: Without dead ends: 564 [2019-11-06 19:13:15,359 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-06 19:13:15,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2019-11-06 19:13:15,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 558. [2019-11-06 19:13:15,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2019-11-06 19:13:15,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 906 transitions. [2019-11-06 19:13:15,530 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 906 transitions. Word has length 66 [2019-11-06 19:13:15,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 19:13:15,531 INFO L462 AbstractCegarLoop]: Abstraction has 558 states and 906 transitions. [2019-11-06 19:13:15,531 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-06 19:13:15,531 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 906 transitions. [2019-11-06 19:13:15,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-11-06 19:13:15,549 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:13:15,550 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 19:13:15,550 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:13:15,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:13:15,551 INFO L82 PathProgramCache]: Analyzing trace with hash -1833059722, now seen corresponding path program 1 times [2019-11-06 19:13:15,551 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:13:15,551 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833598048] [2019-11-06 19:13:15,551 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:13:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:15,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:15,898 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 19:13:15,899 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833598048] [2019-11-06 19:13:15,899 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 19:13:15,899 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 19:13:15,900 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393227613] [2019-11-06 19:13:15,902 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-06 19:13:15,903 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:13:15,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-06 19:13:15,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-11-06 19:13:15,904 INFO L87 Difference]: Start difference. First operand 558 states and 906 transitions. Second operand 9 states. [2019-11-06 19:13:18,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 19:13:18,001 INFO L93 Difference]: Finished difference Result 1320 states and 2174 transitions. [2019-11-06 19:13:18,001 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-06 19:13:18,002 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 140 [2019-11-06 19:13:18,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 19:13:18,014 INFO L225 Difference]: With dead ends: 1320 [2019-11-06 19:13:18,014 INFO L226 Difference]: Without dead ends: 768 [2019-11-06 19:13:18,017 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2019-11-06 19:13:18,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2019-11-06 19:13:18,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 566. [2019-11-06 19:13:18,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2019-11-06 19:13:18,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 819 transitions. [2019-11-06 19:13:18,063 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 819 transitions. Word has length 140 [2019-11-06 19:13:18,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 19:13:18,066 INFO L462 AbstractCegarLoop]: Abstraction has 566 states and 819 transitions. [2019-11-06 19:13:18,066 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-06 19:13:18,066 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 819 transitions. [2019-11-06 19:13:18,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-06 19:13:18,077 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:13:18,078 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 19:13:18,078 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:13:18,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:13:18,079 INFO L82 PathProgramCache]: Analyzing trace with hash 983506601, now seen corresponding path program 1 times [2019-11-06 19:13:18,079 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:13:18,080 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40696855] [2019-11-06 19:13:18,080 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:13:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:18,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:18,335 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 19:13:18,335 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40696855] [2019-11-06 19:13:18,336 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1000810704] [2019-11-06 19:13:18,336 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 [2019-11-06 19:13:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:18,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 19:13:18,452 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 19:13:18,595 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 19:13:18,596 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 19:13:18,596 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-11-06 19:13:18,597 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953772470] [2019-11-06 19:13:18,600 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 19:13:18,606 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:13:18,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 19:13:18,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-11-06 19:13:18,609 INFO L87 Difference]: Start difference. First operand 566 states and 819 transitions. Second operand 3 states. [2019-11-06 19:13:19,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 19:13:19,517 INFO L93 Difference]: Finished difference Result 1676 states and 2459 transitions. [2019-11-06 19:13:19,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 19:13:19,518 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 149 [2019-11-06 19:13:19,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 19:13:19,525 INFO L225 Difference]: With dead ends: 1676 [2019-11-06 19:13:19,525 INFO L226 Difference]: Without dead ends: 1116 [2019-11-06 19:13:19,527 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-11-06 19:13:19,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2019-11-06 19:13:19,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 932. [2019-11-06 19:13:19,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 932 states. [2019-11-06 19:13:19,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 932 states and 1275 transitions. [2019-11-06 19:13:19,563 INFO L78 Accepts]: Start accepts. Automaton has 932 states and 1275 transitions. Word has length 149 [2019-11-06 19:13:19,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 19:13:19,564 INFO L462 AbstractCegarLoop]: Abstraction has 932 states and 1275 transitions. [2019-11-06 19:13:19,564 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 19:13:19,564 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1275 transitions. [2019-11-06 19:13:19,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2019-11-06 19:13:19,568 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:13:19,569 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 19:13:19,772 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 19:13:19,773 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:13:19,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:13:19,773 INFO L82 PathProgramCache]: Analyzing trace with hash -664200891, now seen corresponding path program 1 times [2019-11-06 19:13:19,774 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:13:19,774 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630689778] [2019-11-06 19:13:19,774 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:13:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:20,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:20,267 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 122 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-06 19:13:20,268 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630689778] [2019-11-06 19:13:20,268 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542905594] [2019-11-06 19:13:20,268 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 [2019-11-06 19:13:20,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:20,371 INFO L256 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 19:13:20,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 19:13:20,473 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2019-11-06 19:13:20,474 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 19:13:20,474 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-11-06 19:13:20,475 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700631196] [2019-11-06 19:13:20,476 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 19:13:20,477 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:13:20,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 19:13:20,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-11-06 19:13:20,478 INFO L87 Difference]: Start difference. First operand 932 states and 1275 transitions. Second operand 3 states. [2019-11-06 19:13:21,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 19:13:21,363 INFO L93 Difference]: Finished difference Result 2412 states and 3390 transitions. [2019-11-06 19:13:21,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 19:13:21,364 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 252 [2019-11-06 19:13:21,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 19:13:21,374 INFO L225 Difference]: With dead ends: 2412 [2019-11-06 19:13:21,374 INFO L226 Difference]: Without dead ends: 1486 [2019-11-06 19:13:21,378 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 272 GetRequests, 259 SyntacticMatches, 7 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2019-11-06 19:13:21,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1486 states. [2019-11-06 19:13:21,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1486 to 1302. [2019-11-06 19:13:21,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1302 states. [2019-11-06 19:13:21,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1302 states and 1746 transitions. [2019-11-06 19:13:21,419 INFO L78 Accepts]: Start accepts. Automaton has 1302 states and 1746 transitions. Word has length 252 [2019-11-06 19:13:21,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 19:13:21,420 INFO L462 AbstractCegarLoop]: Abstraction has 1302 states and 1746 transitions. [2019-11-06 19:13:21,420 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 19:13:21,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1746 transitions. [2019-11-06 19:13:21,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-06 19:13:21,426 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:13:21,426 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 19:13:21,631 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 19:13:21,635 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:13:21,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:13:21,636 INFO L82 PathProgramCache]: Analyzing trace with hash -1825676903, now seen corresponding path program 1 times [2019-11-06 19:13:21,636 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:13:21,636 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937916292] [2019-11-06 19:13:21,636 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:13:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:21,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:21,997 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 122 proven. 2 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-06 19:13:21,997 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937916292] [2019-11-06 19:13:21,998 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1801453620] [2019-11-06 19:13:21,998 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2019-11-06 19:13:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:22,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 19:13:22,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 19:13:22,151 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2019-11-06 19:13:22,151 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 19:13:22,151 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-11-06 19:13:22,152 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306684950] [2019-11-06 19:13:22,152 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 19:13:22,152 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:13:22,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 19:13:22,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-06 19:13:22,153 INFO L87 Difference]: Start difference. First operand 1302 states and 1746 transitions. Second operand 3 states. [2019-11-06 19:13:23,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 19:13:23,008 INFO L93 Difference]: Finished difference Result 3152 states and 4346 transitions. [2019-11-06 19:13:23,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 19:13:23,014 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 258 [2019-11-06 19:13:23,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 19:13:23,051 INFO L225 Difference]: With dead ends: 3152 [2019-11-06 19:13:23,051 INFO L226 Difference]: Without dead ends: 1856 [2019-11-06 19:13:23,054 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 269 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-06 19:13:23,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1856 states. [2019-11-06 19:13:23,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1856 to 1672. [2019-11-06 19:13:23,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1672 states. [2019-11-06 19:13:23,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1672 states and 2274 transitions. [2019-11-06 19:13:23,102 INFO L78 Accepts]: Start accepts. Automaton has 1672 states and 2274 transitions. Word has length 258 [2019-11-06 19:13:23,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 19:13:23,103 INFO L462 AbstractCegarLoop]: Abstraction has 1672 states and 2274 transitions. [2019-11-06 19:13:23,103 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 19:13:23,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 2274 transitions. [2019-11-06 19:13:23,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-11-06 19:13:23,109 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:13:23,110 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 19:13:23,313 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 19:13:23,314 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:13:23,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:13:23,315 INFO L82 PathProgramCache]: Analyzing trace with hash 1347436569, now seen corresponding path program 1 times [2019-11-06 19:13:23,315 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:13:23,316 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584037617] [2019-11-06 19:13:23,316 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:13:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:23,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:23,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:23,668 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 119 proven. 2 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-11-06 19:13:23,668 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584037617] [2019-11-06 19:13:23,669 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1691412054] [2019-11-06 19:13:23,669 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2019-11-06 19:13:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:13:23,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 19:13:23,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 19:13:23,925 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-11-06 19:13:23,925 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 19:13:23,926 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-11-06 19:13:23,926 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919078385] [2019-11-06 19:13:23,927 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 19:13:23,927 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:13:23,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 19:13:23,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-11-06 19:13:23,928 INFO L87 Difference]: Start difference. First operand 1672 states and 2274 transitions. Second operand 3 states. [2019-11-06 19:13:24,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 19:13:24,827 INFO L93 Difference]: Finished difference Result 3706 states and 5140 transitions. [2019-11-06 19:13:24,832 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 19:13:24,832 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 290 [2019-11-06 19:13:24,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 19:13:24,833 INFO L225 Difference]: With dead ends: 3706 [2019-11-06 19:13:24,833 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 19:13:24,840 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 295 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-11-06 19:13:24,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 19:13:24,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 19:13:24,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 19:13:24,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 19:13:24,841 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 290 [2019-11-06 19:13:24,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 19:13:24,841 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 19:13:24,841 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 19:13:24,842 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 19:13:24,842 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 19:13:25,053 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 19:13:25,057 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 19:13:25,384 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 24 [2019-11-06 19:13:25,475 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 19:13:25,475 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a24~0 |old(~a24~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) [2019-11-06 19:13:25,476 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 19:13:25,476 INFO L443 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-11-06 19:13:25,476 INFO L443 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-11-06 19:13:25,476 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,476 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,476 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,476 INFO L443 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-11-06 19:13:25,476 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-06 19:13:25,476 INFO L443 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-06 19:13:25,477 INFO L443 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-06 19:13:25,477 INFO L443 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-11-06 19:13:25,477 INFO L443 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-11-06 19:13:25,477 INFO L443 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-11-06 19:13:25,477 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-11-06 19:13:25,477 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,477 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,477 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,477 INFO L443 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-11-06 19:13:25,478 INFO L443 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-11-06 19:13:25,478 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-06 19:13:25,478 INFO L443 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-06 19:13:25,478 INFO L443 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-06 19:13:25,478 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-11-06 19:13:25,478 INFO L443 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-11-06 19:13:25,478 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-11-06 19:13:25,478 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,479 INFO L443 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,479 INFO L443 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,479 INFO L443 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-11-06 19:13:25,479 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-06 19:13:25,479 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-06 19:13:25,479 INFO L443 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-06 19:13:25,479 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-11-06 19:13:25,479 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-11-06 19:13:25,480 INFO L443 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-11-06 19:13:25,480 INFO L443 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-11-06 19:13:25,480 INFO L443 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-11-06 19:13:25,480 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,480 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,480 INFO L443 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,480 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-11-06 19:13:25,480 INFO L443 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-06 19:13:25,481 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-06 19:13:25,481 INFO L443 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-06 19:13:25,481 INFO L443 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-11-06 19:13:25,481 INFO L443 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-11-06 19:13:25,481 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-11-06 19:13:25,481 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,481 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,481 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,482 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-11-06 19:13:25,482 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-06 19:13:25,482 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-06 19:13:25,482 INFO L443 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-06 19:13:25,482 INFO L443 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-11-06 19:13:25,482 INFO L443 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-11-06 19:13:25,482 INFO L443 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-11-06 19:13:25,482 INFO L443 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-11-06 19:13:25,483 INFO L443 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-11-06 19:13:25,483 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,483 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,483 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,483 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,483 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-11-06 19:13:25,483 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-06 19:13:25,483 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-06 19:13:25,484 INFO L443 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-06 19:13:25,484 INFO L443 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-11-06 19:13:25,484 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-11-06 19:13:25,484 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-11-06 19:13:25,484 INFO L443 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-11-06 19:13:25,484 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,484 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,484 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,485 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-06 19:13:25,485 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-06 19:13:25,485 INFO L443 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-06 19:13:25,485 INFO L443 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-11-06 19:13:25,485 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-11-06 19:13:25,485 INFO L443 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-11-06 19:13:25,485 INFO L443 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-11-06 19:13:25,485 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-11-06 19:13:25,486 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,486 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,486 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,486 INFO L443 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-11-06 19:13:25,486 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-11-06 19:13:25,486 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-06 19:13:25,486 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-06 19:13:25,486 INFO L443 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-06 19:13:25,487 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-11-06 19:13:25,487 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse0 (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)))) (and (or .cse0 (not (<= |old(~a21~0)| 6))) (or .cse0 (= 6 |old(~a15~0)|)) (or (not (<= 8 |old(~a21~0)|)) .cse0))) [2019-11-06 19:13:25,487 INFO L443 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-11-06 19:13:25,487 INFO L443 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-11-06 19:13:25,487 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,487 INFO L443 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,487 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,488 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-06 19:13:25,488 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-06 19:13:25,488 INFO L443 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-06 19:13:25,488 INFO L443 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-11-06 19:13:25,488 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-11-06 19:13:25,488 INFO L443 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-11-06 19:13:25,488 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-11-06 19:13:25,488 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-11-06 19:13:25,488 INFO L443 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,489 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,489 INFO L443 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,489 INFO L443 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-11-06 19:13:25,489 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-11-06 19:13:25,489 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-06 19:13:25,489 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-06 19:13:25,489 INFO L443 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-06 19:13:25,490 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-11-06 19:13:25,490 INFO L443 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-11-06 19:13:25,490 INFO L443 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-11-06 19:13:25,490 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,490 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,490 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,490 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-11-06 19:13:25,490 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-06 19:13:25,490 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-06 19:13:25,491 INFO L443 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-06 19:13:25,491 INFO L443 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-11-06 19:13:25,491 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-11-06 19:13:25,491 INFO L443 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-11-06 19:13:25,491 INFO L443 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-11-06 19:13:25,491 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,491 INFO L443 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,491 INFO L443 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,491 INFO L443 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-11-06 19:13:25,492 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-06 19:13:25,492 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-06 19:13:25,492 INFO L443 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-06 19:13:25,492 INFO L443 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-11-06 19:13:25,492 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-11-06 19:13:25,492 INFO L443 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-11-06 19:13:25,492 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-11-06 19:13:25,492 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,492 INFO L443 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,493 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-11-06 19:13:25,493 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-06 19:13:25,493 INFO L443 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-06 19:13:25,493 INFO L443 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-11-06 19:13:25,493 INFO L443 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-11-06 19:13:25,493 INFO L443 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-11-06 19:13:25,493 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-11-06 19:13:25,493 INFO L443 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-11-06 19:13:25,493 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,494 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,494 INFO L443 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-11-06 19:13:25,494 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-06 19:13:25,494 INFO L443 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-06 19:13:25,494 INFO L443 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-11-06 19:13:25,494 INFO L443 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-11-06 19:13:25,494 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-11-06 19:13:25,494 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,494 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,495 INFO L443 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-11-06 19:13:25,495 INFO L443 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-11-06 19:13:25,495 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-06 19:13:25,495 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-06 19:13:25,495 INFO L443 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-11-06 19:13:25,495 INFO L443 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-11-06 19:13:25,495 INFO L443 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-11-06 19:13:25,495 INFO L443 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-11-06 19:13:25,495 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,496 INFO L443 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,496 INFO L443 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-11-06 19:13:25,496 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-11-06 19:13:25,496 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-06 19:13:25,496 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-06 19:13:25,496 INFO L443 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-11-06 19:13:25,496 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-11-06 19:13:25,496 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-11-06 19:13:25,496 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,497 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,497 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,497 INFO L443 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-11-06 19:13:25,497 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 184) no Hoare annotation was computed. [2019-11-06 19:13:25,497 INFO L443 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-11-06 19:13:25,497 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-06 19:13:25,497 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-06 19:13:25,497 INFO L443 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-11-06 19:13:25,498 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-11-06 19:13:25,498 INFO L443 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,498 INFO L443 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,498 INFO L443 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-06 19:13:25,498 INFO L443 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,498 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-11-06 19:13:25,498 INFO L443 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-11-06 19:13:25,498 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-11-06 19:13:25,498 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-06 19:13:25,499 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-06 19:13:25,499 INFO L443 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-06 19:13:25,499 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-11-06 19:13:25,499 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-11-06 19:13:25,499 INFO L443 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-11-06 19:13:25,499 INFO L443 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-11-06 19:13:25,499 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,499 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,499 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,500 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-11-06 19:13:25,500 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-06 19:13:25,500 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-06 19:13:25,500 INFO L443 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-06 19:13:25,500 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-11-06 19:13:25,500 INFO L443 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-11-06 19:13:25,500 INFO L443 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-11-06 19:13:25,500 INFO L443 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-11-06 19:13:25,500 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,501 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,501 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,501 INFO L443 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-11-06 19:13:25,501 INFO L443 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-11-06 19:13:25,501 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-06 19:13:25,501 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-06 19:13:25,501 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-06 19:13:25,501 INFO L443 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-11-06 19:13:25,501 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-11-06 19:13:25,502 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-11-06 19:13:25,502 INFO L443 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,502 INFO L443 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,502 INFO L443 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,502 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-11-06 19:13:25,502 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-06 19:13:25,502 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-06 19:13:25,502 INFO L443 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-06 19:13:25,502 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-11-06 19:13:25,503 INFO L443 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-11-06 19:13:25,503 INFO L443 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-11-06 19:13:25,503 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-11-06 19:13:25,503 INFO L443 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-11-06 19:13:25,503 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,503 INFO L443 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,503 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-11-06 19:13:25,503 INFO L443 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-11-06 19:13:25,503 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-06 19:13:25,504 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-06 19:13:25,504 INFO L443 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-06 19:13:25,504 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-11-06 19:13:25,504 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 19:13:25,504 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 8 ~a15~0) (<= ~a15~0 8)) [2019-11-06 19:13:25,504 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 19:13:25,504 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 19:13:25,505 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) (not (<= 8 |old(~a15~0)|)) (not (<= |old(~a15~0)| 8))) [2019-11-06 19:13:25,505 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2019-11-06 19:13:25,505 INFO L439 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (or (<= ~a21~0 6) (not (= 6 ~a15~0)) (<= 8 ~a21~0) (not (<= 8 |old(~a15~0)|)) (not (<= |old(~a15~0)| 8))) [2019-11-06 19:13:25,505 INFO L443 ceAbstractionStarter]: For program point L888-1(line 888) no Hoare annotation was computed. [2019-11-06 19:13:25,505 INFO L443 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2019-11-06 19:13:25,505 INFO L439 ceAbstractionStarter]: At program point L880-2(lines 880 889) the Hoare annotation is: (or (<= ~a21~0 6) (not (= 6 ~a15~0)) (<= 8 ~a21~0) (not (<= 8 |old(~a15~0)|)) (not (<= |old(~a15~0)| 8))) [2019-11-06 19:13:25,505 INFO L443 ceAbstractionStarter]: For program point L880-3(lines 874 890) no Hoare annotation was computed. [2019-11-06 19:13:25,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 07:13:25 BoogieIcfgContainer [2019-11-06 19:13:25,522 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 19:13:25,524 INFO L168 Benchmark]: Toolchain (without parser) took 16356.51 ms. Allocated memory was 145.2 MB in the beginning and 480.8 MB in the end (delta: 335.5 MB). Free memory was 99.7 MB in the beginning and 161.8 MB in the end (delta: -62.1 MB). Peak memory consumption was 273.5 MB. Max. memory is 7.1 GB. [2019-11-06 19:13:25,525 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 145.2 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-06 19:13:25,526 INFO L168 Benchmark]: CACSL2BoogieTranslator took 879.19 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 99.5 MB in the beginning and 158.6 MB in the end (delta: -59.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-11-06 19:13:25,527 INFO L168 Benchmark]: Boogie Preprocessor took 194.06 ms. Allocated memory is still 202.9 MB. Free memory was 158.6 MB in the beginning and 153.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2019-11-06 19:13:25,528 INFO L168 Benchmark]: RCFGBuilder took 1837.73 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 153.2 MB in the beginning and 147.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 72.8 MB. Max. memory is 7.1 GB. [2019-11-06 19:13:25,529 INFO L168 Benchmark]: TraceAbstraction took 13441.13 ms. Allocated memory was 235.9 MB in the beginning and 480.8 MB in the end (delta: 244.8 MB). Free memory was 147.5 MB in the beginning and 161.8 MB in the end (delta: -14.3 MB). Peak memory consumption was 230.5 MB. Max. memory is 7.1 GB. [2019-11-06 19:13:25,533 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 145.2 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 879.19 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 99.5 MB in the beginning and 158.6 MB in the end (delta: -59.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 194.06 ms. Allocated memory is still 202.9 MB. Free memory was 158.6 MB in the beginning and 153.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1837.73 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 153.2 MB in the beginning and 147.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 72.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13441.13 ms. Allocated memory was 235.9 MB in the beginning and 480.8 MB in the end (delta: 244.8 MB). Free memory was 147.5 MB in the beginning and 161.8 MB in the end (delta: -14.3 MB). Peak memory consumption was 230.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 184]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: (((a21 <= 6 || !(6 == a15)) || 8 <= a21) || !(8 <= \old(a15))) || !(\old(a15) <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 254 locations, 1 error locations. Result: SAFE, OverallTime: 13.3s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 8.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, HoareTripleCheckerStatistics: 1240 SDtfs, 2737 SDslu, 112 SDs, 0 SdLazy, 4254 SolverSat, 1506 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1029 GetRequests, 977 SyntacticMatches, 13 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1672occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 760 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 45 PreInvPairs, 67 NumberOfFragments, 153 HoareAnnotationTreeSize, 45 FomulaSimplifications, 2523 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 722 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 2104 NumberOfCodeBlocks, 2104 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 2094 ConstructedInterpolants, 0 QuantifiedInterpolants, 1056935 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1634 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 1374/1381 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...