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/Problem01_label27.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 17:52:46,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 17:52:46,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 17:52:46,239 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 17:52:46,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 17:52:46,241 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 17:52:46,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 17:52:46,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 17:52:46,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 17:52:46,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 17:52:46,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 17:52:46,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 17:52:46,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 17:52:46,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 17:52:46,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 17:52:46,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 17:52:46,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 17:52:46,255 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 17:52:46,256 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 17:52:46,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 17:52:46,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 17:52:46,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 17:52:46,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 17:52:46,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 17:52:46,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-13 17:52:46,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 17:52:46,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 17:52:46,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 17:52:46,271 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 17:52:46,272 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 17:52:46,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 17:52:46,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 17:52:46,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 17:52:46,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 17:52:46,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 17:52:46,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 17:52:46,276 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 [2019-10-13 17:52:46,289 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 17:52:46,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 17:52:46,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 17:52:46,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 17:52:46,291 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 17:52:46,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 17:52:46,292 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 17:52:46,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 17:52:46,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 17:52:46,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 17:52:46,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 17:52:46,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 17:52:46,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 17:52:46,293 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 17:52:46,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 17:52:46,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 17:52:46,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 17:52:46,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 17:52:46,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 17:52:46,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 17:52:46,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 17:52:46,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 17:52:46,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 17:52:46,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 17:52:46,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 17:52:46,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 17:52:46,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 17:52:46,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 17:52:46,296 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 17:52:46,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 17:52:46,587 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 17:52:46,591 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 17:52:46,593 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 17:52:46,593 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 17:52:46,594 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label27.c [2019-10-13 17:52:46,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd0aeff95/4c20345c61594d0ba833130673ce3597/FLAG058bfbd82 [2019-10-13 17:52:47,277 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 17:52:47,281 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label27.c [2019-10-13 17:52:47,295 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd0aeff95/4c20345c61594d0ba833130673ce3597/FLAG058bfbd82 [2019-10-13 17:52:47,479 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd0aeff95/4c20345c61594d0ba833130673ce3597 [2019-10-13 17:52:47,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 17:52:47,490 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 17:52:47,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 17:52:47,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 17:52:47,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 17:52:47,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:52:47" (1/1) ... [2019-10-13 17:52:47,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b2e6592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:47, skipping insertion in model container [2019-10-13 17:52:47,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:52:47" (1/1) ... [2019-10-13 17:52:47,507 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 17:52:47,553 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 17:52:48,052 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:52:48,058 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 17:52:48,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:52:48,214 INFO L192 MainTranslator]: Completed translation [2019-10-13 17:52:48,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:48 WrapperNode [2019-10-13 17:52:48,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 17:52:48,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 17:52:48,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 17:52:48,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 17:52:48,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:48" (1/1) ... [2019-10-13 17:52:48,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:48" (1/1) ... [2019-10-13 17:52:48,248 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:48" (1/1) ... [2019-10-13 17:52:48,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:48" (1/1) ... [2019-10-13 17:52:48,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:48" (1/1) ... [2019-10-13 17:52:48,303 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:48" (1/1) ... [2019-10-13 17:52:48,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:48" (1/1) ... [2019-10-13 17:52:48,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 17:52:48,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 17:52:48,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 17:52:48,320 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 17:52:48,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:48" (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 [2019-10-13 17:52:48,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 17:52:48,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 17:52:48,377 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-13 17:52:48,377 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 17:52:48,377 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-13 17:52:48,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 17:52:48,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 17:52:48,378 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-13 17:52:48,378 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 17:52:48,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 17:52:48,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 17:52:49,511 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 17:52:49,511 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-13 17:52:49,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:52:49 BoogieIcfgContainer [2019-10-13 17:52:49,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 17:52:49,518 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 17:52:49,518 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 17:52:49,524 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 17:52:49,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 05:52:47" (1/3) ... [2019-10-13 17:52:49,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f5c76e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:52:49, skipping insertion in model container [2019-10-13 17:52:49,526 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:52:48" (2/3) ... [2019-10-13 17:52:49,527 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f5c76e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:52:49, skipping insertion in model container [2019-10-13 17:52:49,527 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:52:49" (3/3) ... [2019-10-13 17:52:49,536 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label27.c [2019-10-13 17:52:49,548 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 17:52:49,556 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 17:52:49,565 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 17:52:49,600 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 17:52:49,600 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 17:52:49,600 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 17:52:49,600 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 17:52:49,601 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 17:52:49,601 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 17:52:49,601 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 17:52:49,601 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 17:52:49,624 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-10-13 17:52:49,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-10-13 17:52:49,635 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:49,637 INFO L380 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, 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] [2019-10-13 17:52:49,638 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:49,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:49,644 INFO L82 PathProgramCache]: Analyzing trace with hash -2139727354, now seen corresponding path program 1 times [2019-10-13 17:52:49,652 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:49,652 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732912738] [2019-10-13 17:52:49,653 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:49,653 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:49,653 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:50,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:52:50,259 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732912738] [2019-10-13 17:52:50,261 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:52:50,261 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 17:52:50,261 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657379380] [2019-10-13 17:52:50,268 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 17:52:50,268 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:50,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 17:52:50,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-13 17:52:50,290 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 5 states. [2019-10-13 17:52:52,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:52:52,418 INFO L93 Difference]: Finished difference Result 710 states and 1244 transitions. [2019-10-13 17:52:52,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 17:52:52,420 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 94 [2019-10-13 17:52:52,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:52:52,440 INFO L225 Difference]: With dead ends: 710 [2019-10-13 17:52:52,440 INFO L226 Difference]: Without dead ends: 423 [2019-10-13 17:52:52,451 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:52:52,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2019-10-13 17:52:52,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 419. [2019-10-13 17:52:52,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2019-10-13 17:52:52,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 600 transitions. [2019-10-13 17:52:52,546 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 600 transitions. Word has length 94 [2019-10-13 17:52:52,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:52:52,547 INFO L462 AbstractCegarLoop]: Abstraction has 419 states and 600 transitions. [2019-10-13 17:52:52,547 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 17:52:52,547 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 600 transitions. [2019-10-13 17:52:52,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-10-13 17:52:52,554 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:52,554 INFO L380 BasicCegarLoop]: trace histogram [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, 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] [2019-10-13 17:52:52,554 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:52,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:52,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1455606109, now seen corresponding path program 1 times [2019-10-13 17:52:52,555 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:52,555 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120177322] [2019-10-13 17:52:52,556 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:52,556 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:52,556 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:52,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:52,780 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:52:52,781 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120177322] [2019-10-13 17:52:52,781 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:52:52,782 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 17:52:52,782 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715605829] [2019-10-13 17:52:52,784 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 17:52:52,784 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:52,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 17:52:52,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:52:52,785 INFO L87 Difference]: Start difference. First operand 419 states and 600 transitions. Second operand 9 states. [2019-10-13 17:52:54,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:52:54,235 INFO L93 Difference]: Finished difference Result 1271 states and 1906 transitions. [2019-10-13 17:52:54,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 17:52:54,243 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 104 [2019-10-13 17:52:54,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:52:54,255 INFO L225 Difference]: With dead ends: 1271 [2019-10-13 17:52:54,255 INFO L226 Difference]: Without dead ends: 858 [2019-10-13 17:52:54,258 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2019-10-13 17:52:54,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states. [2019-10-13 17:52:54,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 838. [2019-10-13 17:52:54,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2019-10-13 17:52:54,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1214 transitions. [2019-10-13 17:52:54,347 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1214 transitions. Word has length 104 [2019-10-13 17:52:54,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:52:54,348 INFO L462 AbstractCegarLoop]: Abstraction has 838 states and 1214 transitions. [2019-10-13 17:52:54,348 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 17:52:54,348 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1214 transitions. [2019-10-13 17:52:54,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-10-13 17:52:54,354 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:54,355 INFO L380 BasicCegarLoop]: trace histogram [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, 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] [2019-10-13 17:52:54,355 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:54,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:54,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1089398559, now seen corresponding path program 1 times [2019-10-13 17:52:54,356 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:54,356 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555559833] [2019-10-13 17:52:54,356 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:54,356 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:54,357 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:54,583 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:52:54,584 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555559833] [2019-10-13 17:52:54,584 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [828798941] [2019-10-13 17:52:54,584 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 [2019-10-13 17:52:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:54,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:52:54,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:52:54,774 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:52:54,775 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 17:52:54,775 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-10-13 17:52:54,776 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552149186] [2019-10-13 17:52:54,778 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 17:52:54,778 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:54,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 17:52:54,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-13 17:52:54,784 INFO L87 Difference]: Start difference. First operand 838 states and 1214 transitions. Second operand 3 states. [2019-10-13 17:52:55,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:52:55,413 INFO L93 Difference]: Finished difference Result 2083 states and 3053 transitions. [2019-10-13 17:52:55,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 17:52:55,414 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2019-10-13 17:52:55,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:52:55,429 INFO L225 Difference]: With dead ends: 2083 [2019-10-13 17:52:55,429 INFO L226 Difference]: Without dead ends: 1251 [2019-10-13 17:52:55,432 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-13 17:52:55,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2019-10-13 17:52:55,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 1251. [2019-10-13 17:52:55,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1251 states. [2019-10-13 17:52:55,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1251 states and 1765 transitions. [2019-10-13 17:52:55,510 INFO L78 Accepts]: Start accepts. Automaton has 1251 states and 1765 transitions. Word has length 105 [2019-10-13 17:52:55,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:52:55,511 INFO L462 AbstractCegarLoop]: Abstraction has 1251 states and 1765 transitions. [2019-10-13 17:52:55,511 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 17:52:55,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1765 transitions. [2019-10-13 17:52:55,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-10-13 17:52:55,518 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:55,519 INFO L380 BasicCegarLoop]: trace histogram [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, 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] [2019-10-13 17:52:55,722 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:52:55,723 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:55,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:55,723 INFO L82 PathProgramCache]: Analyzing trace with hash -53706601, now seen corresponding path program 1 times [2019-10-13 17:52:55,723 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:55,724 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344811798] [2019-10-13 17:52:55,724 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:55,724 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:55,724 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:55,893 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:52:55,893 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344811798] [2019-10-13 17:52:55,893 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1598724061] [2019-10-13 17:52:55,894 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 [2019-10-13 17:52:55,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:55,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:52:55,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:52:56,005 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:52:56,006 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 17:52:56,006 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-10-13 17:52:56,006 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048854494] [2019-10-13 17:52:56,007 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 17:52:56,007 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:56,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 17:52:56,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-13 17:52:56,008 INFO L87 Difference]: Start difference. First operand 1251 states and 1765 transitions. Second operand 3 states. [2019-10-13 17:52:56,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:52:56,710 INFO L93 Difference]: Finished difference Result 3046 states and 4346 transitions. [2019-10-13 17:52:56,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 17:52:56,713 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2019-10-13 17:52:56,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:52:56,733 INFO L225 Difference]: With dead ends: 3046 [2019-10-13 17:52:56,733 INFO L226 Difference]: Without dead ends: 1801 [2019-10-13 17:52:56,738 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-13 17:52:56,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1801 states. [2019-10-13 17:52:56,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1801 to 1801. [2019-10-13 17:52:56,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1801 states. [2019-10-13 17:52:56,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1801 states and 2440 transitions. [2019-10-13 17:52:56,847 INFO L78 Accepts]: Start accepts. Automaton has 1801 states and 2440 transitions. Word has length 109 [2019-10-13 17:52:56,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:52:56,851 INFO L462 AbstractCegarLoop]: Abstraction has 1801 states and 2440 transitions. [2019-10-13 17:52:56,851 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 17:52:56,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 2440 transitions. [2019-10-13 17:52:56,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-10-13 17:52:56,858 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:56,858 INFO L380 BasicCegarLoop]: trace histogram [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, 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] [2019-10-13 17:52:57,064 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:52:57,064 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:57,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:57,065 INFO L82 PathProgramCache]: Analyzing trace with hash -414370937, now seen corresponding path program 1 times [2019-10-13 17:52:57,065 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:57,065 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080925097] [2019-10-13 17:52:57,066 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:57,066 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:57,066 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:57,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:57,265 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:52:57,266 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080925097] [2019-10-13 17:52:57,266 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:52:57,266 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 17:52:57,267 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906060759] [2019-10-13 17:52:57,267 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 17:52:57,267 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:57,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 17:52:57,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:52:57,268 INFO L87 Difference]: Start difference. First operand 1801 states and 2440 transitions. Second operand 9 states. [2019-10-13 17:52:59,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:52:59,044 INFO L93 Difference]: Finished difference Result 4603 states and 6460 transitions. [2019-10-13 17:52:59,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-13 17:52:59,044 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 117 [2019-10-13 17:52:59,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:52:59,065 INFO L225 Difference]: With dead ends: 4603 [2019-10-13 17:52:59,065 INFO L226 Difference]: Without dead ends: 2808 [2019-10-13 17:52:59,071 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-10-13 17:52:59,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2808 states. [2019-10-13 17:52:59,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2808 to 2508. [2019-10-13 17:52:59,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2508 states. [2019-10-13 17:52:59,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 2508 states and 3396 transitions. [2019-10-13 17:52:59,162 INFO L78 Accepts]: Start accepts. Automaton has 2508 states and 3396 transitions. Word has length 117 [2019-10-13 17:52:59,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:52:59,162 INFO L462 AbstractCegarLoop]: Abstraction has 2508 states and 3396 transitions. [2019-10-13 17:52:59,163 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 17:52:59,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2508 states and 3396 transitions. [2019-10-13 17:52:59,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-10-13 17:52:59,170 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:52:59,171 INFO L380 BasicCegarLoop]: trace histogram [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, 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] [2019-10-13 17:52:59,171 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:52:59,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:52:59,171 INFO L82 PathProgramCache]: Analyzing trace with hash -1750271410, now seen corresponding path program 1 times [2019-10-13 17:52:59,172 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:52:59,172 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234777010] [2019-10-13 17:52:59,172 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:59,172 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:52:59,172 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:52:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:59,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:59,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:59,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:59,385 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 17:52:59,386 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234777010] [2019-10-13 17:52:59,386 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1854558914] [2019-10-13 17:52:59,386 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 [2019-10-13 17:52:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:52:59,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:52:59,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:52:59,538 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-13 17:52:59,539 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 17:52:59,539 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2019-10-13 17:52:59,539 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688241196] [2019-10-13 17:52:59,540 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 17:52:59,540 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:52:59,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 17:52:59,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:52:59,541 INFO L87 Difference]: Start difference. First operand 2508 states and 3396 transitions. Second operand 3 states. [2019-10-13 17:53:00,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:53:00,077 INFO L93 Difference]: Finished difference Result 5010 states and 6808 transitions. [2019-10-13 17:53:00,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 17:53:00,078 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 128 [2019-10-13 17:53:00,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:53:00,096 INFO L225 Difference]: With dead ends: 5010 [2019-10-13 17:53:00,096 INFO L226 Difference]: Without dead ends: 2508 [2019-10-13 17:53:00,105 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:53:00,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2508 states. [2019-10-13 17:53:00,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2508 to 2373. [2019-10-13 17:53:00,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2373 states. [2019-10-13 17:53:00,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 2373 states and 3076 transitions. [2019-10-13 17:53:00,190 INFO L78 Accepts]: Start accepts. Automaton has 2373 states and 3076 transitions. Word has length 128 [2019-10-13 17:53:00,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:53:00,191 INFO L462 AbstractCegarLoop]: Abstraction has 2373 states and 3076 transitions. [2019-10-13 17:53:00,191 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 17:53:00,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 3076 transitions. [2019-10-13 17:53:00,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-10-13 17:53:00,197 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:53:00,197 INFO L380 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, 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, 1, 1] [2019-10-13 17:53:00,400 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:53:00,401 INFO L410 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:53:00,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:53:00,401 INFO L82 PathProgramCache]: Analyzing trace with hash 605294125, now seen corresponding path program 1 times [2019-10-13 17:53:00,402 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:53:00,402 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487544851] [2019-10-13 17:53:00,402 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:53:00,403 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:53:00,403 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:53:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:53:00,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:53:00,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:53:00,612 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 30 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:53:00,612 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487544851] [2019-10-13 17:53:00,613 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [325289717] [2019-10-13 17:53:00,613 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 [2019-10-13 17:53:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:53:00,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:53:00,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:53:00,741 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:53:00,741 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 17:53:00,742 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 6 [2019-10-13 17:53:00,742 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883344336] [2019-10-13 17:53:00,742 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 17:53:00,743 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:53:00,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 17:53:00,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-13 17:53:00,743 INFO L87 Difference]: Start difference. First operand 2373 states and 3076 transitions. Second operand 3 states. [2019-10-13 17:53:01,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:53:01,247 INFO L93 Difference]: Finished difference Result 5143 states and 6675 transitions. [2019-10-13 17:53:01,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 17:53:01,251 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 128 [2019-10-13 17:53:01,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:53:01,252 INFO L225 Difference]: With dead ends: 5143 [2019-10-13 17:53:01,252 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 17:53:01,262 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-10-13 17:53:01,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 17:53:01,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 17:53:01,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 17:53:01,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 17:53:01,263 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 128 [2019-10-13 17:53:01,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:53:01,263 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 17:53:01,264 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 17:53:01,264 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 17:53:01,264 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 17:53:01,468 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:53:01,474 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 17:53:02,512 WARN L191 SmtUtils]: Spent 714.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 46 [2019-10-13 17:53:02,775 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 40 [2019-10-13 17:53:02,778 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:53:02,778 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a7~0 |old(~a7~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~b~0 |old(~b~0)|) (= ~a20~0 |old(~a20~0)|) (= ~d~0 |old(~d~0)|)) [2019-10-13 17:53:02,778 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:53:02,779 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-10-13 17:53:02,779 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-10-13 17:53:02,779 INFO L443 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,779 INFO L443 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,779 INFO L443 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,779 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,779 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,780 INFO L443 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,780 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-10-13 17:53:02,780 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-10-13 17:53:02,780 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-13 17:53:02,780 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-10-13 17:53:02,780 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-10-13 17:53:02,780 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-13 17:53:02,781 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-10-13 17:53:02,781 INFO L443 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-10-13 17:53:02,781 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-10-13 17:53:02,781 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-10-13 17:53:02,781 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,781 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,781 INFO L443 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,781 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,782 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,782 INFO L443 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,782 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-10-13 17:53:02,782 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-10-13 17:53:02,782 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-10-13 17:53:02,782 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-10-13 17:53:02,783 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-10-13 17:53:02,783 INFO L443 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-10-13 17:53:02,783 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-10-13 17:53:02,783 INFO L443 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-10-13 17:53:02,783 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-10-13 17:53:02,783 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-10-13 17:53:02,783 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-10-13 17:53:02,783 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-10-13 17:53:02,784 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-10-13 17:53:02,784 INFO L443 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-10-13 17:53:02,784 INFO L443 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-10-13 17:53:02,784 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,784 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,784 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,784 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,785 INFO L443 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,785 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-10-13 17:53:02,785 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-10-13 17:53:02,785 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-13 17:53:02,785 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-10-13 17:53:02,785 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-10-13 17:53:02,785 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-10-13 17:53:02,785 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-10-13 17:53:02,785 INFO L443 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-10-13 17:53:02,786 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-10-13 17:53:02,786 INFO L443 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,786 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,786 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,786 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,786 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,786 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-10-13 17:53:02,786 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-10-13 17:53:02,787 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-10-13 17:53:02,787 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-10-13 17:53:02,787 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-10-13 17:53:02,787 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-10-13 17:53:02,787 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-10-13 17:53:02,787 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-10-13 17:53:02,787 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-10-13 17:53:02,787 INFO L443 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-10-13 17:53:02,788 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-10-13 17:53:02,788 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-10-13 17:53:02,788 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-10-13 17:53:02,788 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,788 INFO L443 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,788 INFO L443 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,788 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,788 INFO L443 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,788 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-10-13 17:53:02,789 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-10-13 17:53:02,789 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-10-13 17:53:02,789 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-10-13 17:53:02,789 INFO L443 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-10-13 17:53:02,789 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-10-13 17:53:02,789 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-10-13 17:53:02,789 INFO L443 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-10-13 17:53:02,790 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-10-13 17:53:02,790 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,790 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,790 INFO L443 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,790 INFO L443 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,790 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,790 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,790 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-10-13 17:53:02,790 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,791 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-10-13 17:53:02,791 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-10-13 17:53:02,791 INFO L443 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-10-13 17:53:02,791 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-13 17:53:02,791 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-10-13 17:53:02,791 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-10-13 17:53:02,791 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-10-13 17:53:02,791 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-10-13 17:53:02,791 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-10-13 17:53:02,792 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-10-13 17:53:02,792 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 440) no Hoare annotation was computed. [2019-10-13 17:53:02,792 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-10-13 17:53:02,792 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-10-13 17:53:02,792 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-10-13 17:53:02,792 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,792 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,793 INFO L443 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,793 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,793 INFO L443 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,793 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-10-13 17:53:02,793 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-13 17:53:02,793 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-10-13 17:53:02,793 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-13 17:53:02,793 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-13 17:53:02,794 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-10-13 17:53:02,794 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-10-13 17:53:02,794 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-10-13 17:53:02,794 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,794 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,794 INFO L443 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,794 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,794 INFO L443 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,795 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-10-13 17:53:02,795 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-10-13 17:53:02,795 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-10-13 17:53:02,795 INFO L443 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-10-13 17:53:02,795 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-10-13 17:53:02,795 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-10-13 17:53:02,795 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-13 17:53:02,795 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-13 17:53:02,796 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-10-13 17:53:02,796 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-10-13 17:53:02,796 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse0 (not (<= |old(~a8~0)| 14))) (.cse1 (and (= ~a21~0 |old(~a21~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|)))) (and (or .cse0 (not (<= |old(~a21~0)| 0)) .cse1) (or .cse1 (= 13 |old(~a8~0)|) .cse0) (or .cse1 .cse0 (not (<= 6 |old(~a16~0)|))) (or .cse1 (not (<= |old(~a16~0)| 4)) .cse0) (or .cse1 (and (= 1 |old(~a7~0)|) (= 1 |old(~a20~0)|)) (not (<= 15 |old(~a8~0)|))))) [2019-10-13 17:53:02,796 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-10-13 17:53:02,796 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,796 INFO L443 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,796 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,797 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,797 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-10-13 17:53:02,797 INFO L443 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,797 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,797 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-10-13 17:53:02,797 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-10-13 17:53:02,797 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-10-13 17:53:02,797 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-10-13 17:53:02,798 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-10-13 17:53:02,798 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-13 17:53:02,798 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-10-13 17:53:02,798 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-10-13 17:53:02,798 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-10-13 17:53:02,798 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-10-13 17:53:02,798 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-10-13 17:53:02,798 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-10-13 17:53:02,798 INFO L443 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,799 INFO L443 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,799 INFO L443 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,799 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,799 INFO L443 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,799 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-10-13 17:53:02,799 INFO L443 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,799 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-10-13 17:53:02,799 INFO L443 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-10-13 17:53:02,800 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-10-13 17:53:02,800 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-10-13 17:53:02,800 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-13 17:53:02,800 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-10-13 17:53:02,800 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-10-13 17:53:02,800 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-10-13 17:53:02,800 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-10-13 17:53:02,800 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-10-13 17:53:02,801 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-10-13 17:53:02,801 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-10-13 17:53:02,801 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-10-13 17:53:02,801 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-10-13 17:53:02,801 INFO L443 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,801 INFO L443 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,801 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,801 INFO L443 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,801 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,802 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-10-13 17:53:02,802 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-10-13 17:53:02,802 INFO L443 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-10-13 17:53:02,802 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-10-13 17:53:02,802 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-13 17:53:02,802 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-10-13 17:53:02,802 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-10-13 17:53:02,802 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-10-13 17:53:02,803 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-10-13 17:53:02,803 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-10-13 17:53:02,803 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-10-13 17:53:02,803 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:53:02,803 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 15 ~a8~0) (<= ~a16~0 5) (not (= ~a20~0 ~a7~0))) [2019-10-13 17:53:02,803 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 17:53:02,803 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:53:02,804 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (<= |old(~a16~0)| 5)) (= |old(~a7~0)| |old(~a20~0)|) (not (<= 15 |old(~a8~0)|)) (and (= ~a21~0 |old(~a21~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|))) [2019-10-13 17:53:02,804 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2019-10-13 17:53:02,804 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (<= ~a8~0 14))) (or (and .cse0 (not (= ~a8~0 13))) (and (<= 15 ~a8~0) (or (not (= ~a20~0 1)) (not (= 1 ~a7~0)))) (not (<= 15 |old(~a8~0)|)) (not (<= |old(~a16~0)| 5)) (and (<= ~a21~0 0) .cse0) (and .cse0 (<= ~a16~0 4)) (= |old(~a7~0)| |old(~a20~0)|) (and .cse0 (<= 6 ~a16~0)))) [2019-10-13 17:53:02,804 INFO L443 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2019-10-13 17:53:02,804 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-10-13 17:53:02,805 INFO L439 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (<= ~a8~0 14))) (or (and .cse0 (not (= ~a8~0 13))) (and (<= 15 ~a8~0) (or (not (= ~a20~0 1)) (not (= 1 ~a7~0)))) (not (<= 15 |old(~a8~0)|)) (not (<= |old(~a16~0)| 5)) (and (<= ~a21~0 0) .cse0) (and .cse0 (<= ~a16~0 4)) (= |old(~a7~0)| |old(~a20~0)|) (and .cse0 (<= 6 ~a16~0)))) [2019-10-13 17:53:02,805 INFO L443 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2019-10-13 17:53:02,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 05:53:02 BoogieIcfgContainer [2019-10-13 17:53:02,833 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 17:53:02,839 INFO L168 Benchmark]: Toolchain (without parser) took 15345.29 ms. Allocated memory was 144.2 MB in the beginning and 412.6 MB in the end (delta: 268.4 MB). Free memory was 100.0 MB in the beginning and 228.6 MB in the end (delta: -128.6 MB). Peak memory consumption was 286.5 MB. Max. memory is 7.1 GB. [2019-10-13 17:53:02,840 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-13 17:53:02,844 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.81 ms. Allocated memory was 144.2 MB in the beginning and 204.5 MB in the end (delta: 60.3 MB). Free memory was 99.7 MB in the beginning and 170.9 MB in the end (delta: -71.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2019-10-13 17:53:02,844 INFO L168 Benchmark]: Boogie Preprocessor took 103.51 ms. Allocated memory is still 204.5 MB. Free memory was 170.9 MB in the beginning and 166.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-10-13 17:53:02,845 INFO L168 Benchmark]: RCFGBuilder took 1197.24 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 165.2 MB in the beginning and 181.1 MB in the end (delta: -15.9 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2019-10-13 17:53:02,847 INFO L168 Benchmark]: TraceAbstraction took 13315.45 ms. Allocated memory was 235.4 MB in the beginning and 412.6 MB in the end (delta: 177.2 MB). Free memory was 179.6 MB in the beginning and 228.6 MB in the end (delta: -48.9 MB). Peak memory consumption was 274.9 MB. Max. memory is 7.1 GB. [2019-10-13 17:53:02,851 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 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 723.81 ms. Allocated memory was 144.2 MB in the beginning and 204.5 MB in the end (delta: 60.3 MB). Free memory was 99.7 MB in the beginning and 170.9 MB in the end (delta: -71.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.51 ms. Allocated memory is still 204.5 MB. Free memory was 170.9 MB in the beginning and 166.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1197.24 ms. Allocated memory was 204.5 MB in the beginning and 235.4 MB in the end (delta: 30.9 MB). Free memory was 165.2 MB in the beginning and 181.1 MB in the end (delta: -15.9 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13315.45 ms. Allocated memory was 235.4 MB in the beginning and 412.6 MB in the end (delta: 177.2 MB). Free memory was 179.6 MB in the beginning and 228.6 MB in the end (delta: -48.9 MB). Peak memory consumption was 274.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 440]: 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: 583]: Loop Invariant Derived loop invariant: (((((((a8 <= 14 && !(a8 == 13)) || (15 <= a8 && (!(a20 == 1) || !(1 == a7)))) || !(15 <= \old(a8))) || !(\old(a16) <= 5)) || (a21 <= 0 && a8 <= 14)) || (a8 <= 14 && a16 <= 4)) || \old(a7) == \old(a20)) || (a8 <= 14 && 6 <= a16) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. Result: SAFE, OverallTime: 13.2s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 7.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, HoareTripleCheckerStatistics: 916 SDtfs, 2161 SDslu, 179 SDs, 0 SdLazy, 3921 SolverSat, 825 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 545 GetRequests, 496 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2508occurred 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: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 459 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 93 PreInvPairs, 133 NumberOfFragments, 352 HoareAnnotationTreeSize, 93 FomulaSimplifications, 9912 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2715 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1255 NumberOfCodeBlocks, 1255 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1244 ConstructedInterpolants, 0 QuantifiedInterpolants, 453234 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1454 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 202/207 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...