/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks.term.scoring.heuristic BIGGEST_EQUIVALENCE_CLASS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 --traceabstraction.trace.refinement.strategy CAMEL_SMT_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label02.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-20 05:55:21,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-20 05:55:21,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-20 05:55:21,189 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-07-20 05:55:21,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-20 05:55:21,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-20 05:55:21,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-20 05:55:21,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-20 05:55:21,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-20 05:55:21,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-20 05:55:21,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-20 05:55:21,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-20 05:55:21,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-20 05:55:21,239 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-20 05:55:21,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-20 05:55:21,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-20 05:55:21,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-20 05:55:21,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-20 05:55:21,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-20 05:55:21,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-20 05:55:21,265 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 [2020-07-20 05:55:21,289 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-20 05:55:21,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-20 05:55:21,291 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-20 05:55:21,291 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-20 05:55:21,292 INFO L138 SettingsManager]: * Use SBE=true [2020-07-20 05:55:21,292 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-20 05:55:21,292 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-20 05:55:21,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-20 05:55:21,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-20 05:55:21,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-20 05:55:21,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-20 05:55:21,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-20 05:55:21,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-20 05:55:21,294 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-20 05:55:21,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-20 05:55:21,295 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-20 05:55:21,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-20 05:55:21,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-20 05:55:21,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-20 05:55:21,296 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-20 05:55:21,296 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-20 05:55:21,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-20 05:55:21,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-20 05:55:21,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-20 05:55:21,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-20 05:55:21,297 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-20 05:55:21,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-20 05:55:21,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-20 05:55:21,298 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-20 05:55:21,298 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> BIGGEST_EQUIVALENCE_CLASS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_SMT_AM [2020-07-20 05:55:21,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-20 05:55:21,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-20 05:55:21,663 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-20 05:55:21,665 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-20 05:55:21,666 INFO L275 PluginConnector]: CDTParser initialized [2020-07-20 05:55:21,666 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label02.c [2020-07-20 05:55:21,734 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f309dbf1/bedafdb5a12a4713a1de90db58e98895/FLAG634d518fc [2020-07-20 05:55:22,353 INFO L306 CDTParser]: Found 1 translation units. [2020-07-20 05:55:22,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label02.c [2020-07-20 05:55:22,368 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f309dbf1/bedafdb5a12a4713a1de90db58e98895/FLAG634d518fc [2020-07-20 05:55:22,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f309dbf1/bedafdb5a12a4713a1de90db58e98895 [2020-07-20 05:55:22,581 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-20 05:55:22,584 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-20 05:55:22,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-20 05:55:22,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-20 05:55:22,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-20 05:55:22,590 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:55:22" (1/1) ... [2020-07-20 05:55:22,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c231a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:55:22, skipping insertion in model container [2020-07-20 05:55:22,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 05:55:22" (1/1) ... [2020-07-20 05:55:22,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-20 05:55:22,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-20 05:55:23,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 05:55:23,190 INFO L203 MainTranslator]: Completed pre-run [2020-07-20 05:55:23,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-20 05:55:23,450 INFO L208 MainTranslator]: Completed translation [2020-07-20 05:55:23,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:55:23 WrapperNode [2020-07-20 05:55:23,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-20 05:55:23,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-20 05:55:23,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-20 05:55:23,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-20 05:55:23,464 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:55:23" (1/1) ... [2020-07-20 05:55:23,465 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:55:23" (1/1) ... [2020-07-20 05:55:23,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:55:23" (1/1) ... [2020-07-20 05:55:23,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:55:23" (1/1) ... [2020-07-20 05:55:23,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:55:23" (1/1) ... [2020-07-20 05:55:23,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:55:23" (1/1) ... [2020-07-20 05:55:23,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:55:23" (1/1) ... [2020-07-20 05:55:23,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-20 05:55:23,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-20 05:55:23,567 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-20 05:55:23,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-20 05:55:23,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:55:23" (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 [2020-07-20 05:55:23,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-20 05:55:23,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-20 05:55:23,664 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-20 05:55:23,665 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-20 05:55:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-20 05:55:23,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-20 05:55:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-20 05:55:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-20 05:55:23,666 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-20 05:55:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-20 05:55:23,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-20 05:55:25,066 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-20 05:55:25,067 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-20 05:55:25,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 05:55:25 BoogieIcfgContainer [2020-07-20 05:55:25,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-20 05:55:25,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-20 05:55:25,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-20 05:55:25,078 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-20 05:55:25,079 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 05:55:22" (1/3) ... [2020-07-20 05:55:25,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73383633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 05:55:25, skipping insertion in model container [2020-07-20 05:55:25,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 05:55:23" (2/3) ... [2020-07-20 05:55:25,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73383633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 05:55:25, skipping insertion in model container [2020-07-20 05:55:25,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 05:55:25" (3/3) ... [2020-07-20 05:55:25,083 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label02.c [2020-07-20 05:55:25,095 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-20 05:55:25,104 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-20 05:55:25,122 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-20 05:55:25,153 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-20 05:55:25,153 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-20 05:55:25,154 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-20 05:55:25,154 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-20 05:55:25,154 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-20 05:55:25,154 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-20 05:55:25,155 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-20 05:55:25,155 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-20 05:55:25,185 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-07-20 05:55:25,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-20 05:55:25,196 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 05:55:25,198 INFO L422 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] [2020-07-20 05:55:25,198 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 05:55:25,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 05:55:25,207 INFO L82 PathProgramCache]: Analyzing trace with hash -824341666, now seen corresponding path program 1 times [2020-07-20 05:55:25,219 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 05:55:25,219 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24719369] [2020-07-20 05:55:25,220 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@5ee098a [2020-07-20 05:55:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:25,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 05:55:25,726 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24719369] [2020-07-20 05:55:25,727 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 05:55:25,728 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-20 05:55:25,729 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463400662] [2020-07-20 05:55:25,734 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-20 05:55:25,735 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 05:55:25,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-20 05:55:25,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-20 05:55:25,753 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2020-07-20 05:55:28,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 05:55:28,111 INFO L93 Difference]: Finished difference Result 730 states and 1301 transitions. [2020-07-20 05:55:28,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-20 05:55:28,114 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 65 [2020-07-20 05:55:28,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 05:55:28,132 INFO L225 Difference]: With dead ends: 730 [2020-07-20 05:55:28,133 INFO L226 Difference]: Without dead ends: 447 [2020-07-20 05:55:28,143 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-20 05:55:28,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-07-20 05:55:28,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 441. [2020-07-20 05:55:28,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2020-07-20 05:55:28,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 672 transitions. [2020-07-20 05:55:28,250 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 672 transitions. Word has length 65 [2020-07-20 05:55:28,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 05:55:28,251 INFO L479 AbstractCegarLoop]: Abstraction has 441 states and 672 transitions. [2020-07-20 05:55:28,251 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-20 05:55:28,252 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 672 transitions. [2020-07-20 05:55:28,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-07-20 05:55:28,263 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 05:55:28,264 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 05:55:28,264 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-20 05:55:28,264 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 05:55:28,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 05:55:28,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1983600497, now seen corresponding path program 1 times [2020-07-20 05:55:28,265 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 05:55:28,266 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646006534] [2020-07-20 05:55:28,266 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@5ee098a [2020-07-20 05:55:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:28,614 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 57 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 05:55:28,614 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646006534] [2020-07-20 05:55:28,615 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [513311779] [2020-07-20 05:55:28,615 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3612b85b No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 05:55:28,771 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@3612b85b issued 4 check-sat command(s) [2020-07-20 05:55:28,771 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 05:55:28,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 05:55:28,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 05:55:28,905 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 05:55:28,905 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-20 05:55:28,906 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-07-20 05:55:28,907 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395203686] [2020-07-20 05:55:28,908 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-20 05:55:28,909 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 05:55:28,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-20 05:55:28,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-20 05:55:28,910 INFO L87 Difference]: Start difference. First operand 441 states and 672 transitions. Second operand 3 states. [2020-07-20 05:55:29,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 05:55:29,694 INFO L93 Difference]: Finished difference Result 1309 states and 2027 transitions. [2020-07-20 05:55:29,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-20 05:55:29,695 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 184 [2020-07-20 05:55:29,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 05:55:29,704 INFO L225 Difference]: With dead ends: 1309 [2020-07-20 05:55:29,705 INFO L226 Difference]: Without dead ends: 874 [2020-07-20 05:55:29,707 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-20 05:55:29,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2020-07-20 05:55:29,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 729. [2020-07-20 05:55:29,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 729 states. [2020-07-20 05:55:29,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 1022 transitions. [2020-07-20 05:55:29,763 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 1022 transitions. Word has length 184 [2020-07-20 05:55:29,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 05:55:29,765 INFO L479 AbstractCegarLoop]: Abstraction has 729 states and 1022 transitions. [2020-07-20 05:55:29,765 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-20 05:55:29,765 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1022 transitions. [2020-07-20 05:55:29,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-07-20 05:55:29,773 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 05:55:29,774 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 05:55:29,990 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-07-20 05:55:29,991 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 05:55:29,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 05:55:29,992 INFO L82 PathProgramCache]: Analyzing trace with hash 1277665994, now seen corresponding path program 1 times [2020-07-20 05:55:29,992 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 05:55:29,993 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228416389] [2020-07-20 05:55:29,993 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@5ee098a [2020-07-20 05:55:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:30,373 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 05:55:30,374 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228416389] [2020-07-20 05:55:30,374 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-20 05:55:30,375 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-20 05:55:30,375 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166395667] [2020-07-20 05:55:30,376 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-20 05:55:30,376 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 05:55:30,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-20 05:55:30,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-20 05:55:30,377 INFO L87 Difference]: Start difference. First operand 729 states and 1022 transitions. Second operand 8 states. [2020-07-20 05:55:32,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 05:55:32,477 INFO L93 Difference]: Finished difference Result 2072 states and 3093 transitions. [2020-07-20 05:55:32,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-20 05:55:32,478 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 191 [2020-07-20 05:55:32,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 05:55:32,503 INFO L225 Difference]: With dead ends: 2072 [2020-07-20 05:55:32,504 INFO L226 Difference]: Without dead ends: 1349 [2020-07-20 05:55:32,509 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2020-07-20 05:55:32,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1349 states. [2020-07-20 05:55:32,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1349 to 894. [2020-07-20 05:55:32,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 894 states. [2020-07-20 05:55:32,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1140 transitions. [2020-07-20 05:55:32,591 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1140 transitions. Word has length 191 [2020-07-20 05:55:32,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 05:55:32,596 INFO L479 AbstractCegarLoop]: Abstraction has 894 states and 1140 transitions. [2020-07-20 05:55:32,596 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-20 05:55:32,596 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1140 transitions. [2020-07-20 05:55:32,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2020-07-20 05:55:32,616 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 05:55:32,616 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-07-20 05:55:32,617 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-20 05:55:32,617 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 05:55:32,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 05:55:32,618 INFO L82 PathProgramCache]: Analyzing trace with hash -26378547, now seen corresponding path program 1 times [2020-07-20 05:55:32,618 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 05:55:32,618 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90925947] [2020-07-20 05:55:32,618 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@5ee098a [2020-07-20 05:55:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:32,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:32,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:33,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:33,246 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 120 proven. 74 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-20 05:55:33,247 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90925947] [2020-07-20 05:55:33,247 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1068424782] [2020-07-20 05:55:33,247 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@749866a0 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 05:55:33,391 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@749866a0 issued 4 check-sat command(s) [2020-07-20 05:55:33,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 05:55:33,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 05:55:33,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 05:55:33,563 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 193 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 05:55:33,564 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 05:55:33,564 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 13 [2020-07-20 05:55:33,564 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750637980] [2020-07-20 05:55:33,565 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-20 05:55:33,566 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 05:55:33,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-20 05:55:33,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-07-20 05:55:33,567 INFO L87 Difference]: Start difference. First operand 894 states and 1140 transitions. Second operand 13 states. [2020-07-20 05:55:41,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 05:55:41,323 INFO L93 Difference]: Finished difference Result 3892 states and 6075 transitions. [2020-07-20 05:55:41,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-07-20 05:55:41,324 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 270 [2020-07-20 05:55:41,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 05:55:41,345 INFO L225 Difference]: With dead ends: 3892 [2020-07-20 05:55:41,345 INFO L226 Difference]: Without dead ends: 1884 [2020-07-20 05:55:41,358 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=286, Invalid=1120, Unknown=0, NotChecked=0, Total=1406 [2020-07-20 05:55:41,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1884 states. [2020-07-20 05:55:41,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1884 to 1685. [2020-07-20 05:55:41,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1685 states. [2020-07-20 05:55:41,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1685 states and 2306 transitions. [2020-07-20 05:55:41,482 INFO L78 Accepts]: Start accepts. Automaton has 1685 states and 2306 transitions. Word has length 270 [2020-07-20 05:55:41,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 05:55:41,483 INFO L479 AbstractCegarLoop]: Abstraction has 1685 states and 2306 transitions. [2020-07-20 05:55:41,483 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-20 05:55:41,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2306 transitions. [2020-07-20 05:55:41,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2020-07-20 05:55:41,497 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 05:55:41,498 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 05:55:41,711 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 05:55:41,712 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 05:55:41,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 05:55:41,713 INFO L82 PathProgramCache]: Analyzing trace with hash -389193643, now seen corresponding path program 1 times [2020-07-20 05:55:41,713 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 05:55:41,713 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224014263] [2020-07-20 05:55:41,713 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@5ee098a [2020-07-20 05:55:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:41,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:42,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:42,326 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 120 proven. 2 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2020-07-20 05:55:42,327 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224014263] [2020-07-20 05:55:42,328 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1646944632] [2020-07-20 05:55:42,328 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2f06d2d5 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 [2020-07-20 05:55:42,563 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@2f06d2d5 issued 4 check-sat command(s) [2020-07-20 05:55:42,564 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 05:55:42,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-20 05:55:42,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 05:55:42,774 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 229 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-20 05:55:42,775 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 05:55:42,775 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 12 [2020-07-20 05:55:42,775 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083985822] [2020-07-20 05:55:42,777 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-20 05:55:42,777 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 05:55:42,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-20 05:55:42,778 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-07-20 05:55:42,778 INFO L87 Difference]: Start difference. First operand 1685 states and 2306 transitions. Second operand 12 states. [2020-07-20 05:55:47,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 05:55:47,577 INFO L93 Difference]: Finished difference Result 4125 states and 5889 transitions. [2020-07-20 05:55:47,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-07-20 05:55:47,578 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 306 [2020-07-20 05:55:47,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 05:55:47,596 INFO L225 Difference]: With dead ends: 4125 [2020-07-20 05:55:47,597 INFO L226 Difference]: Without dead ends: 2446 [2020-07-20 05:55:47,608 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 320 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 409 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=1381, Unknown=0, NotChecked=0, Total=1722 [2020-07-20 05:55:47,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2446 states. [2020-07-20 05:55:47,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2446 to 2366. [2020-07-20 05:55:47,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2366 states. [2020-07-20 05:55:47,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 2366 states and 2933 transitions. [2020-07-20 05:55:47,694 INFO L78 Accepts]: Start accepts. Automaton has 2366 states and 2933 transitions. Word has length 306 [2020-07-20 05:55:47,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 05:55:47,700 INFO L479 AbstractCegarLoop]: Abstraction has 2366 states and 2933 transitions. [2020-07-20 05:55:47,700 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-20 05:55:47,700 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 2933 transitions. [2020-07-20 05:55:47,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2020-07-20 05:55:47,713 INFO L414 BasicCegarLoop]: Found error trace [2020-07-20 05:55:47,713 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-20 05:55:47,927 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 05:55:47,928 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-20 05:55:47,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-20 05:55:47,929 INFO L82 PathProgramCache]: Analyzing trace with hash 1821902094, now seen corresponding path program 1 times [2020-07-20 05:55:47,930 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_SMT_AM [2020-07-20 05:55:47,931 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939230051] [2020-07-20 05:55:47,931 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@5ee098a [2020-07-20 05:55:48,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:48,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-20 05:55:48,538 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 177 proven. 3 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2020-07-20 05:55:48,539 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939230051] [2020-07-20 05:55:48,540 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002573470] [2020-07-20 05:55:48,540 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@60f7dfa9 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 05:55:48,780 INFO L228 tOrderPrioritization]: Assert order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@60f7dfa9 issued 4 check-sat command(s) [2020-07-20 05:55:48,781 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-20 05:55:48,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-20 05:55:48,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-20 05:55:48,815 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-20 05:55:48,822 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-07-20 05:55:48,824 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-20 05:55:48,827 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-20 05:55:48,829 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-20 05:55:48,832 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-20 05:55:48,840 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-07-20 05:55:48,842 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-20 05:55:48,846 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-20 05:55:48,849 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-20 05:55:48,850 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-20 05:55:48,853 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-20 05:55:48,854 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-20 05:55:48,859 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-20 05:55:48,862 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-07-20 05:55:48,864 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-07-20 05:55:48,865 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-07-20 05:55:48,872 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-20 05:55:48,873 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-20 05:55:48,876 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-07-20 05:55:48,882 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-20 05:55:48,884 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-07-20 05:55:48,891 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-07-20 05:55:48,892 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-07-20 05:55:49,158 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 23 [2020-07-20 05:55:49,391 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 375 proven. 2 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-07-20 05:55:49,392 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-20 05:55:49,392 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2020-07-20 05:55:49,393 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316758771] [2020-07-20 05:55:49,395 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-20 05:55:49,396 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_SMT_AM [2020-07-20 05:55:49,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-20 05:55:49,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-07-20 05:55:49,397 INFO L87 Difference]: Start difference. First operand 2366 states and 2933 transitions. Second operand 8 states. [2020-07-20 05:55:52,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-20 05:55:52,899 INFO L93 Difference]: Finished difference Result 5495 states and 6964 transitions. [2020-07-20 05:55:52,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-20 05:55:52,900 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 391 [2020-07-20 05:55:52,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-20 05:55:52,901 INFO L225 Difference]: With dead ends: 5495 [2020-07-20 05:55:52,901 INFO L226 Difference]: Without dead ends: 0 [2020-07-20 05:55:52,914 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 417 GetRequests, 404 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2020-07-20 05:55:52,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-20 05:55:52,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-20 05:55:52,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-20 05:55:52,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-20 05:55:52,916 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 391 [2020-07-20 05:55:52,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-20 05:55:52,916 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-20 05:55:52,916 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-20 05:55:52,916 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-20 05:55:52,916 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-20 05:55:53,131 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-20 05:55:53,136 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-20 05:55:53,704 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 25 [2020-07-20 05:55:53,849 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 25 [2020-07-20 05:55:54,648 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 27 [2020-07-20 05:55:54,771 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-20 05:55:54,771 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a10~0 |old(~a10~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a19~0 |old(~a19~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a1~0 |old(~a1~0)|)) [2020-07-20 05:55:54,772 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-20 05:55:54,772 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-07-20 05:55:54,772 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,772 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,772 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,772 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,772 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,772 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,773 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-07-20 05:55:54,773 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-07-20 05:55:54,773 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-07-20 05:55:54,773 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-20 05:55:54,773 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-07-20 05:55:54,773 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-07-20 05:55:54,773 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-07-20 05:55:54,773 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-07-20 05:55:54,774 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-07-20 05:55:54,774 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-07-20 05:55:54,774 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-07-20 05:55:54,774 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,774 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,774 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,774 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,774 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,775 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-07-20 05:55:54,775 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-07-20 05:55:54,775 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-07-20 05:55:54,775 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-07-20 05:55:54,775 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-07-20 05:55:54,775 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-20 05:55:54,775 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-07-20 05:55:54,775 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-07-20 05:55:54,776 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-07-20 05:55:54,776 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-07-20 05:55:54,776 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-07-20 05:55:54,776 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-07-20 05:55:54,776 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-07-20 05:55:54,776 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 181) no Hoare annotation was computed. [2020-07-20 05:55:54,776 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-07-20 05:55:54,776 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,777 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,777 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,777 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,777 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,777 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-07-20 05:55:54,777 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-20 05:55:54,777 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-07-20 05:55:54,777 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-07-20 05:55:54,778 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-07-20 05:55:54,778 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-07-20 05:55:54,778 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-07-20 05:55:54,778 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-07-20 05:55:54,778 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-07-20 05:55:54,778 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-07-20 05:55:54,778 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,779 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,779 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,779 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,779 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,779 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-07-20 05:55:54,779 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-07-20 05:55:54,779 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-07-20 05:55:54,779 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-07-20 05:55:54,780 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-07-20 05:55:54,780 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-07-20 05:55:54,780 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-07-20 05:55:54,780 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-07-20 05:55:54,780 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-07-20 05:55:54,780 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-07-20 05:55:54,780 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-07-20 05:55:54,780 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-07-20 05:55:54,781 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-07-20 05:55:54,781 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,781 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,781 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,781 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,781 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,781 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-20 05:55:54,781 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-07-20 05:55:54,782 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-07-20 05:55:54,782 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-20 05:55:54,782 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-07-20 05:55:54,782 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-07-20 05:55:54,782 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-07-20 05:55:54,782 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-07-20 05:55:54,782 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-07-20 05:55:54,783 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,783 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,783 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,783 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,783 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,783 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,783 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,783 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-07-20 05:55:54,783 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-07-20 05:55:54,783 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-07-20 05:55:54,784 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-07-20 05:55:54,784 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-20 05:55:54,784 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-07-20 05:55:54,784 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-20 05:55:54,784 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-20 05:55:54,784 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-07-20 05:55:54,784 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-07-20 05:55:54,784 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-07-20 05:55:54,785 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-07-20 05:55:54,785 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-07-20 05:55:54,785 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,785 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,785 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,785 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,785 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-07-20 05:55:54,785 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,786 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,786 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-07-20 05:55:54,786 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-07-20 05:55:54,786 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-07-20 05:55:54,786 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-20 05:55:54,786 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-07-20 05:55:54,786 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-07-20 05:55:54,786 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-20 05:55:54,787 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-07-20 05:55:54,787 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-07-20 05:55:54,787 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-07-20 05:55:54,787 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-07-20 05:55:54,787 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-07-20 05:55:54,787 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-07-20 05:55:54,787 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,787 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,787 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,788 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,788 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,788 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,788 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-07-20 05:55:54,788 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-07-20 05:55:54,788 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-07-20 05:55:54,788 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-07-20 05:55:54,788 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-07-20 05:55:54,788 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-20 05:55:54,789 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-20 05:55:54,789 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-07-20 05:55:54,789 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-07-20 05:55:54,789 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-07-20 05:55:54,789 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-07-20 05:55:54,789 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|)))) (and (or (not (<= 3 |old(~a10~0)|)) .cse0) (or (not (<= (+ |old(~a1~0)| 551894) 0)) (not (<= |old(~a10~0)| 0)) .cse0) (or (= 6 |old(~a19~0)|) .cse0))) [2020-07-20 05:55:54,789 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-07-20 05:55:54,789 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-07-20 05:55:54,790 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-07-20 05:55:54,790 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,790 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,790 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,790 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,790 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,790 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,790 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-07-20 05:55:54,790 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-20 05:55:54,791 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-20 05:55:54,791 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-20 05:55:54,791 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-07-20 05:55:54,791 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-07-20 05:55:54,791 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-07-20 05:55:54,791 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-07-20 05:55:54,791 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-07-20 05:55:54,791 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-07-20 05:55:54,791 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-07-20 05:55:54,792 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-07-20 05:55:54,792 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-07-20 05:55:54,792 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,792 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,792 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,792 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,792 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,792 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,792 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-07-20 05:55:54,793 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-07-20 05:55:54,793 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-07-20 05:55:54,793 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-20 05:55:54,793 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-07-20 05:55:54,793 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-20 05:55:54,793 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-07-20 05:55:54,793 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-07-20 05:55:54,793 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-07-20 05:55:54,793 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-07-20 05:55:54,793 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-07-20 05:55:54,794 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-07-20 05:55:54,794 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,794 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,794 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,794 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,794 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,794 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-07-20 05:55:54,794 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-07-20 05:55:54,794 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-07-20 05:55:54,795 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-07-20 05:55:54,795 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-07-20 05:55:54,795 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-07-20 05:55:54,795 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-20 05:55:54,795 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-20 05:55:54,795 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-07-20 05:55:54,795 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-07-20 05:55:54,795 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-07-20 05:55:54,795 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-07-20 05:55:54,796 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-07-20 05:55:54,796 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-20 05:55:54,796 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a10~0 0) (= 14 ~a4~0) (<= ~a19~0 9) (<= 9 ~a19~0) (= 0 ~a12~0) (<= 23 ~a1~0)) [2020-07-20 05:55:54,796 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-20 05:55:54,796 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-20 05:55:54,796 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a10~0)| 0)) (not (= 0 ~a12~0)) (not (<= 9 |old(~a19~0)|)) (not (= 14 ~a4~0)) (not (<= |old(~a19~0)| 9)) (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|))) [2020-07-20 05:55:54,796 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-07-20 05:55:54,797 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (not (= 6 ~a19~0)) (and (<= ~a10~0 0) (<= (+ ~a1~0 551894) 0)) (not (<= |old(~a10~0)| 0)) (not (= 0 ~a12~0)) (not (<= 9 |old(~a19~0)|)) (<= 3 ~a10~0) (not (= 14 ~a4~0)) (not (<= |old(~a19~0)| 9))) [2020-07-20 05:55:54,797 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-07-20 05:55:54,797 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-07-20 05:55:54,797 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (not (= 6 ~a19~0)) (and (<= ~a10~0 0) (<= (+ ~a1~0 551894) 0)) (not (<= |old(~a10~0)| 0)) (not (= 0 ~a12~0)) (not (<= 9 |old(~a19~0)|)) (<= 3 ~a10~0) (not (= 14 ~a4~0)) (not (<= |old(~a19~0)| 9))) [2020-07-20 05:55:54,797 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-07-20 05:55:54,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.07 05:55:54 BoogieIcfgContainer [2020-07-20 05:55:54,820 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-20 05:55:54,822 INFO L168 Benchmark]: Toolchain (without parser) took 32239.43 ms. Allocated memory was 140.0 MB in the beginning and 633.3 MB in the end (delta: 493.4 MB). Free memory was 103.6 MB in the beginning and 506.1 MB in the end (delta: -402.5 MB). Peak memory consumption was 458.2 MB. Max. memory is 7.1 GB. [2020-07-20 05:55:54,823 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-20 05:55:54,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 866.60 ms. Allocated memory was 140.0 MB in the beginning and 207.1 MB in the end (delta: 67.1 MB). Free memory was 103.2 MB in the beginning and 173.8 MB in the end (delta: -70.6 MB). Peak memory consumption was 35.4 MB. Max. memory is 7.1 GB. [2020-07-20 05:55:54,825 INFO L168 Benchmark]: Boogie Preprocessor took 114.69 ms. Allocated memory is still 207.1 MB. Free memory was 173.8 MB in the beginning and 168.9 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-07-20 05:55:54,826 INFO L168 Benchmark]: RCFGBuilder took 1506.58 ms. Allocated memory was 207.1 MB in the beginning and 238.6 MB in the end (delta: 31.5 MB). Free memory was 168.9 MB in the beginning and 181.7 MB in the end (delta: -12.8 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. [2020-07-20 05:55:54,827 INFO L168 Benchmark]: TraceAbstraction took 29745.22 ms. Allocated memory was 238.6 MB in the beginning and 633.3 MB in the end (delta: 394.8 MB). Free memory was 180.2 MB in the beginning and 506.1 MB in the end (delta: -325.9 MB). Peak memory consumption was 436.2 MB. Max. memory is 7.1 GB. [2020-07-20 05:55:54,831 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.0 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 866.60 ms. Allocated memory was 140.0 MB in the beginning and 207.1 MB in the end (delta: 67.1 MB). Free memory was 103.2 MB in the beginning and 173.8 MB in the end (delta: -70.6 MB). Peak memory consumption was 35.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.69 ms. Allocated memory is still 207.1 MB. Free memory was 173.8 MB in the beginning and 168.9 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1506.58 ms. Allocated memory was 207.1 MB in the beginning and 238.6 MB in the end (delta: 31.5 MB). Free memory was 168.9 MB in the beginning and 181.7 MB in the end (delta: -12.8 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 29745.22 ms. Allocated memory was 238.6 MB in the beginning and 633.3 MB in the end (delta: 394.8 MB). Free memory was 180.2 MB in the beginning and 506.1 MB in the end (delta: -325.9 MB). Peak memory consumption was 436.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 181]: 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: 582]: Loop Invariant Derived loop invariant: (((((((!(23 <= \old(a1)) || !(6 == a19)) || (a10 <= 0 && a1 + 551894 <= 0)) || !(\old(a10) <= 0)) || !(0 == a12)) || !(9 <= \old(a19))) || 3 <= a10) || !(14 == a4)) || !(\old(a19) <= 9) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 27.9s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 21.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 452 SDtfs, 4861 SDslu, 609 SDs, 0 SdLazy, 12643 SolverSat, 2236 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1318 GetRequests, 1206 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 780 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2366occurred 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: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 885 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 113 PreInvPairs, 215 NumberOfFragments, 219 HoareAnnotationTreeSize, 113 FomulaSimplifications, 31257 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3616 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 2558 NumberOfCodeBlocks, 2558 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 2548 ConstructedInterpolants, 6 QuantifiedInterpolants, 1642480 SizeOfPredicates, 2 NumberOfNonLiveVariables, 1854 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 10 InterpolantComputations, 3 PerfectInterpolantSequences, 1858/1944 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...