/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem11_label18.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 13:55:25,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 13:55:25,833 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 13:55:25,851 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 13:55:25,851 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 13:55:25,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 13:55:25,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 13:55:25,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 13:55:25,870 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 13:55:25,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 13:55:25,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 13:55:25,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 13:55:25,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 13:55:25,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 13:55:25,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 13:55:25,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 13:55:25,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 13:55:25,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 13:55:25,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 13:55:25,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 13:55:25,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 13:55:25,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 13:55:25,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 13:55:25,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 13:55:25,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 13:55:25,908 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 [2020-07-21 13:55:25,922 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 13:55:25,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 13:55:25,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 13:55:25,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 13:55:25,923 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 13:55:25,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 13:55:25,924 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 13:55:25,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 13:55:25,924 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 13:55:25,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 13:55:25,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 13:55:25,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 13:55:25,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 13:55:25,925 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 13:55:25,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 13:55:25,926 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 13:55:25,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 13:55:25,926 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 13:55:25,926 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 13:55:25,926 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 13:55:25,927 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 13:55:25,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 13:55:25,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 13:55:25,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 13:55:25,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 13:55:25,928 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 13:55:25,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:25,928 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 13:55:25,928 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 13:55:25,928 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS 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 -> 2 [2020-07-21 13:55:26,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 13:55:26,221 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 13:55:26,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 13:55:26,226 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 13:55:26,227 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 13:55:26,227 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label18.c [2020-07-21 13:55:26,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8030d5e43/d787e3499075470d92bd8ec4ba0b9cb0/FLAG6ade52dfa [2020-07-21 13:55:26,845 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 13:55:26,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label18.c [2020-07-21 13:55:26,860 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8030d5e43/d787e3499075470d92bd8ec4ba0b9cb0/FLAG6ade52dfa [2020-07-21 13:55:27,104 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8030d5e43/d787e3499075470d92bd8ec4ba0b9cb0 [2020-07-21 13:55:27,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 13:55:27,117 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 13:55:27,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 13:55:27,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 13:55:27,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 13:55:27,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:55:27" (1/1) ... [2020-07-21 13:55:27,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3849e20e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:55:27, skipping insertion in model container [2020-07-21 13:55:27,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:55:27" (1/1) ... [2020-07-21 13:55:27,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 13:55:27,213 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 13:55:28,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 13:55:28,092 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 13:55:28,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 13:55:28,272 INFO L208 MainTranslator]: Completed translation [2020-07-21 13:55:28,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:55:28 WrapperNode [2020-07-21 13:55:28,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 13:55:28,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 13:55:28,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 13:55:28,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 13:55:28,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:55:28" (1/1) ... [2020-07-21 13:55:28,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:55:28" (1/1) ... [2020-07-21 13:55:28,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:55:28" (1/1) ... [2020-07-21 13:55:28,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:55:28" (1/1) ... [2020-07-21 13:55:28,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:55:28" (1/1) ... [2020-07-21 13:55:28,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:55:28" (1/1) ... [2020-07-21 13:55:28,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:55:28" (1/1) ... [2020-07-21 13:55:28,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 13:55:28,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 13:55:28,453 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 13:55:28,453 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 13:55:28,455 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:55:28" (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 [2020-07-21 13:55:28,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 13:55:28,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 13:55:28,524 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-21 13:55:28,524 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 13:55:28,525 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-21 13:55:28,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 13:55:28,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 13:55:28,526 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-21 13:55:28,526 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 13:55:28,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 13:55:28,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 13:55:30,341 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 13:55:30,342 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-21 13:55:30,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:55:30 BoogieIcfgContainer [2020-07-21 13:55:30,356 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 13:55:30,360 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 13:55:30,361 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 13:55:30,365 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 13:55:30,366 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:55:27" (1/3) ... [2020-07-21 13:55:30,366 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4364f1bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:55:30, skipping insertion in model container [2020-07-21 13:55:30,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:55:28" (2/3) ... [2020-07-21 13:55:30,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4364f1bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:55:30, skipping insertion in model container [2020-07-21 13:55:30,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:55:30" (3/3) ... [2020-07-21 13:55:30,371 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label18.c [2020-07-21 13:55:30,382 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 13:55:30,395 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 13:55:30,412 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 13:55:30,444 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 13:55:30,445 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 13:55:30,445 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 13:55:30,445 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 13:55:30,445 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 13:55:30,445 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 13:55:30,446 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 13:55:30,446 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 13:55:30,472 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2020-07-21 13:55:30,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-21 13:55:30,481 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:55:30,482 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] [2020-07-21 13:55:30,482 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:55:30,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:55:30,489 INFO L82 PathProgramCache]: Analyzing trace with hash -1626993173, now seen corresponding path program 1 times [2020-07-21 13:55:30,499 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:55:30,499 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [194124340] [2020-07-21 13:55:30,500 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:30,661 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:55:30,662 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:55:30,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 13:55:30,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:55:30,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 13:55:30,740 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:55:30,741 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [194124340] [2020-07-21 13:55:30,742 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:55:30,742 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 13:55:30,743 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73442009] [2020-07-21 13:55:30,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 13:55:30,749 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:55:30,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 13:55:30,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 13:55:30,767 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 3 states. [2020-07-21 13:55:32,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:55:32,236 INFO L93 Difference]: Finished difference Result 788 states and 1383 transitions. [2020-07-21 13:55:32,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 13:55:32,241 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-07-21 13:55:32,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:55:32,280 INFO L225 Difference]: With dead ends: 788 [2020-07-21 13:55:32,280 INFO L226 Difference]: Without dead ends: 434 [2020-07-21 13:55:32,293 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 13:55:32,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2020-07-21 13:55:32,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 424. [2020-07-21 13:55:32,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 424 states. [2020-07-21 13:55:32,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 640 transitions. [2020-07-21 13:55:32,387 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 640 transitions. Word has length 40 [2020-07-21 13:55:32,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:55:32,388 INFO L479 AbstractCegarLoop]: Abstraction has 424 states and 640 transitions. [2020-07-21 13:55:32,388 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 13:55:32,388 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 640 transitions. [2020-07-21 13:55:32,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-07-21 13:55:32,393 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:55:32,394 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:55:32,608 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:32,608 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:55:32,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:55:32,609 INFO L82 PathProgramCache]: Analyzing trace with hash -1781272370, now seen corresponding path program 1 times [2020-07-21 13:55:32,610 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:55:32,610 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [938840390] [2020-07-21 13:55:32,611 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:32,723 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:55:32,723 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:55:32,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 13:55:32,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:55:32,799 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 13:55:32,799 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:55:32,800 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [938840390] [2020-07-21 13:55:32,800 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:55:32,800 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 13:55:32,801 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93810642] [2020-07-21 13:55:32,805 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 13:55:32,805 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:55:32,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 13:55:32,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 13:55:32,807 INFO L87 Difference]: Start difference. First operand 424 states and 640 transitions. Second operand 5 states. [2020-07-21 13:55:34,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:55:34,562 INFO L93 Difference]: Finished difference Result 1253 states and 1925 transitions. [2020-07-21 13:55:34,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 13:55:34,563 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 110 [2020-07-21 13:55:34,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:55:34,570 INFO L225 Difference]: With dead ends: 1253 [2020-07-21 13:55:34,570 INFO L226 Difference]: Without dead ends: 835 [2020-07-21 13:55:34,572 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-21 13:55:34,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 835 states. [2020-07-21 13:55:34,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 835 to 823. [2020-07-21 13:55:34,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 823 states. [2020-07-21 13:55:34,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 823 states and 1135 transitions. [2020-07-21 13:55:34,619 INFO L78 Accepts]: Start accepts. Automaton has 823 states and 1135 transitions. Word has length 110 [2020-07-21 13:55:34,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:55:34,619 INFO L479 AbstractCegarLoop]: Abstraction has 823 states and 1135 transitions. [2020-07-21 13:55:34,619 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 13:55:34,620 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1135 transitions. [2020-07-21 13:55:34,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-07-21 13:55:34,624 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:55:34,624 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:55:34,839 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:34,840 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:55:34,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:55:34,841 INFO L82 PathProgramCache]: Analyzing trace with hash 415326854, now seen corresponding path program 1 times [2020-07-21 13:55:34,842 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:55:34,843 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [965527032] [2020-07-21 13:55:34,843 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:34,953 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:55:34,953 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:55:34,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 13:55:34,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:55:34,987 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 13:55:34,988 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:55:34,988 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [965527032] [2020-07-21 13:55:34,988 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:55:34,988 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 13:55:34,989 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869477631] [2020-07-21 13:55:34,989 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 13:55:34,990 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:55:34,990 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 13:55:34,990 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 13:55:34,990 INFO L87 Difference]: Start difference. First operand 823 states and 1135 transitions. Second operand 3 states. [2020-07-21 13:55:36,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:55:36,125 INFO L93 Difference]: Finished difference Result 2033 states and 2873 transitions. [2020-07-21 13:55:36,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 13:55:36,126 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 114 [2020-07-21 13:55:36,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:55:36,139 INFO L225 Difference]: With dead ends: 2033 [2020-07-21 13:55:36,139 INFO L226 Difference]: Without dead ends: 1216 [2020-07-21 13:55:36,142 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 13:55:36,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1216 states. [2020-07-21 13:55:36,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1216 to 1204. [2020-07-21 13:55:36,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1204 states. [2020-07-21 13:55:36,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 1204 states and 1679 transitions. [2020-07-21 13:55:36,194 INFO L78 Accepts]: Start accepts. Automaton has 1204 states and 1679 transitions. Word has length 114 [2020-07-21 13:55:36,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:55:36,196 INFO L479 AbstractCegarLoop]: Abstraction has 1204 states and 1679 transitions. [2020-07-21 13:55:36,196 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 13:55:36,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1679 transitions. [2020-07-21 13:55:36,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-07-21 13:55:36,207 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:55:36,208 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:55:36,421 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:36,422 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:55:36,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:55:36,423 INFO L82 PathProgramCache]: Analyzing trace with hash 559014170, now seen corresponding path program 1 times [2020-07-21 13:55:36,423 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:55:36,424 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [177122302] [2020-07-21 13:55:36,424 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:36,512 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:55:36,513 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:55:36,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 13:55:36,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:55:36,589 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 13:55:36,589 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:55:36,590 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [177122302] [2020-07-21 13:55:36,590 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:55:36,590 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 13:55:36,590 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853614578] [2020-07-21 13:55:36,591 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 13:55:36,591 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:55:36,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 13:55:36,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-21 13:55:36,592 INFO L87 Difference]: Start difference. First operand 1204 states and 1679 transitions. Second operand 5 states. [2020-07-21 13:55:38,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:55:38,506 INFO L93 Difference]: Finished difference Result 3413 states and 4926 transitions. [2020-07-21 13:55:38,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 13:55:38,512 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 120 [2020-07-21 13:55:38,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:55:38,529 INFO L225 Difference]: With dead ends: 3413 [2020-07-21 13:55:38,529 INFO L226 Difference]: Without dead ends: 2215 [2020-07-21 13:55:38,533 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-21 13:55:38,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2215 states. [2020-07-21 13:55:38,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2215 to 2192. [2020-07-21 13:55:38,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2192 states. [2020-07-21 13:55:38,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 2192 states and 2922 transitions. [2020-07-21 13:55:38,662 INFO L78 Accepts]: Start accepts. Automaton has 2192 states and 2922 transitions. Word has length 120 [2020-07-21 13:55:38,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:55:38,662 INFO L479 AbstractCegarLoop]: Abstraction has 2192 states and 2922 transitions. [2020-07-21 13:55:38,663 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 13:55:38,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 2922 transitions. [2020-07-21 13:55:38,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-07-21 13:55:38,666 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:55:38,666 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:55:38,876 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:38,877 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:55:38,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:55:38,877 INFO L82 PathProgramCache]: Analyzing trace with hash 1194277812, now seen corresponding path program 1 times [2020-07-21 13:55:38,878 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:55:38,878 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [927141350] [2020-07-21 13:55:38,878 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:38,986 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:55:38,987 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:55:38,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 13:55:38,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:55:39,033 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 13:55:39,033 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:55:39,033 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [927141350] [2020-07-21 13:55:39,034 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:55:39,034 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 13:55:39,034 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541356585] [2020-07-21 13:55:39,035 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 13:55:39,035 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:55:39,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 13:55:39,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 13:55:39,036 INFO L87 Difference]: Start difference. First operand 2192 states and 2922 transitions. Second operand 3 states. [2020-07-21 13:55:40,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:55:40,219 INFO L93 Difference]: Finished difference Result 4958 states and 6760 transitions. [2020-07-21 13:55:40,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 13:55:40,223 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 171 [2020-07-21 13:55:40,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:55:40,240 INFO L225 Difference]: With dead ends: 4958 [2020-07-21 13:55:40,241 INFO L226 Difference]: Without dead ends: 2960 [2020-07-21 13:55:40,245 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 13:55:40,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2960 states. [2020-07-21 13:55:40,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2960 to 2578. [2020-07-21 13:55:40,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2578 states. [2020-07-21 13:55:40,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2578 states and 3532 transitions. [2020-07-21 13:55:40,326 INFO L78 Accepts]: Start accepts. Automaton has 2578 states and 3532 transitions. Word has length 171 [2020-07-21 13:55:40,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:55:40,327 INFO L479 AbstractCegarLoop]: Abstraction has 2578 states and 3532 transitions. [2020-07-21 13:55:40,327 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 13:55:40,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 3532 transitions. [2020-07-21 13:55:40,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-07-21 13:55:40,335 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:55:40,335 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, 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] [2020-07-21 13:55:40,549 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:40,550 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:55:40,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:55:40,551 INFO L82 PathProgramCache]: Analyzing trace with hash 384966816, now seen corresponding path program 1 times [2020-07-21 13:55:40,551 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:55:40,552 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [992636449] [2020-07-21 13:55:40,553 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:40,699 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:55:40,700 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:55:40,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 13:55:40,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:55:40,748 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 13:55:40,751 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 13:55:40,765 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 13:55:40,836 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-07-21 13:55:40,837 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:55:40,837 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [992636449] [2020-07-21 13:55:40,837 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:55:40,837 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 13:55:40,838 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378464028] [2020-07-21 13:55:40,838 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 13:55:40,839 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:55:40,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 13:55:40,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 13:55:40,849 INFO L87 Difference]: Start difference. First operand 2578 states and 3532 transitions. Second operand 5 states. [2020-07-21 13:55:42,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:55:42,455 INFO L93 Difference]: Finished difference Result 5387 states and 7417 transitions. [2020-07-21 13:55:42,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 13:55:42,456 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 183 [2020-07-21 13:55:42,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:55:42,471 INFO L225 Difference]: With dead ends: 5387 [2020-07-21 13:55:42,471 INFO L226 Difference]: Without dead ends: 2815 [2020-07-21 13:55:42,482 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-21 13:55:42,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2815 states. [2020-07-21 13:55:42,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2815 to 2784. [2020-07-21 13:55:42,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2784 states. [2020-07-21 13:55:42,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 2784 states and 3778 transitions. [2020-07-21 13:55:42,576 INFO L78 Accepts]: Start accepts. Automaton has 2784 states and 3778 transitions. Word has length 183 [2020-07-21 13:55:42,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:55:42,577 INFO L479 AbstractCegarLoop]: Abstraction has 2784 states and 3778 transitions. [2020-07-21 13:55:42,577 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 13:55:42,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2784 states and 3778 transitions. [2020-07-21 13:55:42,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-07-21 13:55:42,581 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:55:42,581 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, 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] [2020-07-21 13:55:42,786 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:42,786 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:55:42,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:55:42,787 INFO L82 PathProgramCache]: Analyzing trace with hash 240062387, now seen corresponding path program 1 times [2020-07-21 13:55:42,787 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:55:42,787 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [419653102] [2020-07-21 13:55:42,787 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:42,933 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:55:42,933 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:55:42,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 13:55:42,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:55:43,048 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-07-21 13:55:43,049 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:55:43,049 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [419653102] [2020-07-21 13:55:43,049 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:55:43,049 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 13:55:43,050 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402509835] [2020-07-21 13:55:43,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 13:55:43,050 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:55:43,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 13:55:43,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 13:55:43,051 INFO L87 Difference]: Start difference. First operand 2784 states and 3778 transitions. Second operand 3 states. [2020-07-21 13:55:44,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:55:44,217 INFO L93 Difference]: Finished difference Result 7284 states and 10216 transitions. [2020-07-21 13:55:44,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 13:55:44,219 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 236 [2020-07-21 13:55:44,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:55:44,241 INFO L225 Difference]: With dead ends: 7284 [2020-07-21 13:55:44,241 INFO L226 Difference]: Without dead ends: 4506 [2020-07-21 13:55:44,250 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 13:55:44,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4506 states. [2020-07-21 13:55:44,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4506 to 4500. [2020-07-21 13:55:44,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4500 states. [2020-07-21 13:55:44,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4500 states to 4500 states and 6188 transitions. [2020-07-21 13:55:44,365 INFO L78 Accepts]: Start accepts. Automaton has 4500 states and 6188 transitions. Word has length 236 [2020-07-21 13:55:44,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:55:44,366 INFO L479 AbstractCegarLoop]: Abstraction has 4500 states and 6188 transitions. [2020-07-21 13:55:44,366 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 13:55:44,366 INFO L276 IsEmpty]: Start isEmpty. Operand 4500 states and 6188 transitions. [2020-07-21 13:55:44,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-07-21 13:55:44,421 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:55:44,422 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-21 13:55:44,623 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:44,624 INFO L427 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:55:44,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:55:44,625 INFO L82 PathProgramCache]: Analyzing trace with hash -1219984608, now seen corresponding path program 1 times [2020-07-21 13:55:44,625 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:55:44,626 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1738143951] [2020-07-21 13:55:44,626 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:44,803 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:55:44,803 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:55:44,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-21 13:55:44,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:55:44,820 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 13:55:44,822 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-07-21 13:55:44,823 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-21 13:55:44,824 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-21 13:55:44,825 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-21 13:55:44,827 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-21 13:55:44,829 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-21 13:55:44,831 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-21 13:55:45,089 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-07-21 13:55:45,089 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 13:55:45,090 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1738143951] [2020-07-21 13:55:45,090 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 13:55:45,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 13:55:45,090 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089878362] [2020-07-21 13:55:45,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 13:55:45,091 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:55:45,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 13:55:45,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 13:55:45,092 INFO L87 Difference]: Start difference. First operand 4500 states and 6188 transitions. Second operand 3 states. [2020-07-21 13:55:47,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:55:47,198 INFO L93 Difference]: Finished difference Result 10516 states and 15044 transitions. [2020-07-21 13:55:47,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 13:55:47,199 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 267 [2020-07-21 13:55:47,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:55:47,227 INFO L225 Difference]: With dead ends: 10516 [2020-07-21 13:55:47,228 INFO L226 Difference]: Without dead ends: 6022 [2020-07-21 13:55:47,241 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 13:55:47,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6022 states. [2020-07-21 13:55:47,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6022 to 5828. [2020-07-21 13:55:47,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5828 states. [2020-07-21 13:55:47,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5828 states to 5828 states and 7934 transitions. [2020-07-21 13:55:47,408 INFO L78 Accepts]: Start accepts. Automaton has 5828 states and 7934 transitions. Word has length 267 [2020-07-21 13:55:47,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:55:47,409 INFO L479 AbstractCegarLoop]: Abstraction has 5828 states and 7934 transitions. [2020-07-21 13:55:47,409 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 13:55:47,410 INFO L276 IsEmpty]: Start isEmpty. Operand 5828 states and 7934 transitions. [2020-07-21 13:55:47,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-07-21 13:55:47,418 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:55:47,419 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-21 13:55:47,624 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:47,624 INFO L427 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:55:47,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:55:47,625 INFO L82 PathProgramCache]: Analyzing trace with hash 630561712, now seen corresponding path program 1 times [2020-07-21 13:55:47,625 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:55:47,626 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1635707516] [2020-07-21 13:55:47,626 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:47,788 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:55:47,789 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:55:47,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 13:55:47,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:55:47,919 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 137 proven. 32 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-21 13:55:47,920 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:55:48,082 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 167 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-21 13:55:48,083 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1635707516] [2020-07-21 13:55:48,083 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:55:48,084 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2020-07-21 13:55:48,084 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498483246] [2020-07-21 13:55:48,085 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 13:55:48,085 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:55:48,085 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 13:55:48,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-21 13:55:48,086 INFO L87 Difference]: Start difference. First operand 5828 states and 7934 transitions. Second operand 5 states. [2020-07-21 13:55:49,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:55:49,818 INFO L93 Difference]: Finished difference Result 13768 states and 20644 transitions. [2020-07-21 13:55:49,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 13:55:49,819 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 278 [2020-07-21 13:55:49,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:55:49,872 INFO L225 Difference]: With dead ends: 13768 [2020-07-21 13:55:49,873 INFO L226 Difference]: Without dead ends: 7946 [2020-07-21 13:55:49,890 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 557 GetRequests, 550 SyntacticMatches, 3 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-07-21 13:55:49,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7946 states. [2020-07-21 13:55:50,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7946 to 7791. [2020-07-21 13:55:50,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7791 states. [2020-07-21 13:55:50,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7791 states to 7791 states and 10795 transitions. [2020-07-21 13:55:50,187 INFO L78 Accepts]: Start accepts. Automaton has 7791 states and 10795 transitions. Word has length 278 [2020-07-21 13:55:50,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:55:50,187 INFO L479 AbstractCegarLoop]: Abstraction has 7791 states and 10795 transitions. [2020-07-21 13:55:50,188 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 13:55:50,188 INFO L276 IsEmpty]: Start isEmpty. Operand 7791 states and 10795 transitions. [2020-07-21 13:55:50,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2020-07-21 13:55:50,207 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 13:55:50,208 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 13:55:50,422 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:50,423 INFO L427 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 13:55:50,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 13:55:50,424 INFO L82 PathProgramCache]: Analyzing trace with hash -844079456, now seen corresponding path program 1 times [2020-07-21 13:55:50,424 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 13:55:50,425 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2046129679] [2020-07-21 13:55:50,425 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:50,622 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 13:55:50,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 13:55:50,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-21 13:55:50,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 13:55:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 280 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-07-21 13:55:50,781 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 13:55:50,965 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 280 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-07-21 13:55:50,965 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2046129679] [2020-07-21 13:55:50,966 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 13:55:50,966 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2020-07-21 13:55:50,966 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91907269] [2020-07-21 13:55:50,969 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-21 13:55:50,969 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 13:55:50,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-21 13:55:50,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-07-21 13:55:50,970 INFO L87 Difference]: Start difference. First operand 7791 states and 10795 transitions. Second operand 7 states. [2020-07-21 13:55:52,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 13:55:52,575 INFO L93 Difference]: Finished difference Result 15071 states and 21389 transitions. [2020-07-21 13:55:52,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 13:55:52,576 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 336 [2020-07-21 13:55:52,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 13:55:52,577 INFO L225 Difference]: With dead ends: 15071 [2020-07-21 13:55:52,577 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 13:55:52,608 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 675 GetRequests, 668 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-07-21 13:55:52,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 13:55:52,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 13:55:52,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 13:55:52,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 13:55:52,610 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 336 [2020-07-21 13:55:52,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 13:55:52,610 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 13:55:52,610 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-21 13:55:52,610 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 13:55:52,610 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 13:55:52,823 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 13:55:52,826 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 13:55:55,121 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 151 DAG size of output: 68 [2020-07-21 13:55:55,323 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 13:55:55,323 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= |old(~a23~0)| ~a23~0) (<= ~a29~0 |old(~a29~0)|) (= ~a4~0 |old(~a4~0)|)) [2020-07-21 13:55:55,323 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 13:55:55,323 INFO L268 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-07-21 13:55:55,323 INFO L268 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-07-21 13:55:55,324 INFO L268 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-07-21 13:55:55,324 INFO L268 CegarLoopResult]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,324 INFO L268 CegarLoopResult]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,325 INFO L268 CegarLoopResult]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,325 INFO L268 CegarLoopResult]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,325 INFO L268 CegarLoopResult]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,325 INFO L268 CegarLoopResult]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,325 INFO L268 CegarLoopResult]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,325 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-07-21 13:55:55,325 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-07-21 13:55:55,326 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-07-21 13:55:55,326 INFO L268 CegarLoopResult]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,326 INFO L268 CegarLoopResult]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,326 INFO L268 CegarLoopResult]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,326 INFO L268 CegarLoopResult]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,332 INFO L268 CegarLoopResult]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,332 INFO L268 CegarLoopResult]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,332 INFO L268 CegarLoopResult]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,332 INFO L268 CegarLoopResult]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,332 INFO L268 CegarLoopResult]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,332 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-07-21 13:55:55,332 INFO L268 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-07-21 13:55:55,333 INFO L268 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-07-21 13:55:55,333 INFO L268 CegarLoopResult]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,333 INFO L268 CegarLoopResult]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,333 INFO L268 CegarLoopResult]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,333 INFO L268 CegarLoopResult]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,333 INFO L268 CegarLoopResult]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,333 INFO L268 CegarLoopResult]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,333 INFO L268 CegarLoopResult]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,333 INFO L268 CegarLoopResult]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,334 INFO L268 CegarLoopResult]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,334 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-07-21 13:55:55,334 INFO L268 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-07-21 13:55:55,334 INFO L268 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-07-21 13:55:55,334 INFO L268 CegarLoopResult]: For program point L970(lines 970 980) no Hoare annotation was computed. [2020-07-21 13:55:55,334 INFO L268 CegarLoopResult]: For program point L904(lines 904 914) no Hoare annotation was computed. [2020-07-21 13:55:55,334 INFO L268 CegarLoopResult]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2020-07-21 13:55:55,334 INFO L268 CegarLoopResult]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2020-07-21 13:55:55,334 INFO L268 CegarLoopResult]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,335 INFO L268 CegarLoopResult]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,335 INFO L268 CegarLoopResult]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,335 INFO L268 CegarLoopResult]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,335 INFO L268 CegarLoopResult]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,335 INFO L268 CegarLoopResult]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,335 INFO L268 CegarLoopResult]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,335 INFO L268 CegarLoopResult]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,335 INFO L268 CegarLoopResult]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,335 INFO L268 CegarLoopResult]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,336 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-07-21 13:55:55,336 INFO L268 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-07-21 13:55:55,336 INFO L268 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-07-21 13:55:55,336 INFO L268 CegarLoopResult]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,336 INFO L268 CegarLoopResult]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,336 INFO L268 CegarLoopResult]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,336 INFO L268 CegarLoopResult]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,336 INFO L268 CegarLoopResult]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,336 INFO L268 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-07-21 13:55:55,336 INFO L268 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-07-21 13:55:55,337 INFO L268 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-07-21 13:55:55,337 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,337 INFO L268 CegarLoopResult]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,337 INFO L268 CegarLoopResult]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,337 INFO L268 CegarLoopResult]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,337 INFO L268 CegarLoopResult]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,337 INFO L268 CegarLoopResult]: For program point L515(lines 515 525) no Hoare annotation was computed. [2020-07-21 13:55:55,337 INFO L268 CegarLoopResult]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2020-07-21 13:55:55,337 INFO L268 CegarLoopResult]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,338 INFO L268 CegarLoopResult]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,338 INFO L268 CegarLoopResult]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,338 INFO L268 CegarLoopResult]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,338 INFO L268 CegarLoopResult]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,338 INFO L268 CegarLoopResult]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,338 INFO L268 CegarLoopResult]: For program point L648(lines 648 657) no Hoare annotation was computed. [2020-07-21 13:55:55,338 INFO L268 CegarLoopResult]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2020-07-21 13:55:55,338 INFO L268 CegarLoopResult]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,338 INFO L268 CegarLoopResult]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,338 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-07-21 13:55:55,339 INFO L268 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-07-21 13:55:55,339 INFO L268 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-07-21 13:55:55,339 INFO L268 CegarLoopResult]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,339 INFO L268 CegarLoopResult]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,339 INFO L268 CegarLoopResult]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,339 INFO L268 CegarLoopResult]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,339 INFO L268 CegarLoopResult]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,339 INFO L268 CegarLoopResult]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,339 INFO L268 CegarLoopResult]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,340 INFO L268 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-07-21 13:55:55,341 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-07-21 13:55:55,341 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-07-21 13:55:55,341 INFO L268 CegarLoopResult]: For program point L916(lines 916 926) no Hoare annotation was computed. [2020-07-21 13:55:55,341 INFO L268 CegarLoopResult]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2020-07-21 13:55:55,341 INFO L268 CegarLoopResult]: For program point L718(lines 718 730) no Hoare annotation was computed. [2020-07-21 13:55:55,341 INFO L268 CegarLoopResult]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2020-07-21 13:55:55,341 INFO L268 CegarLoopResult]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,341 INFO L268 CegarLoopResult]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,341 INFO L268 CegarLoopResult]: For program point L587(lines 587 597) no Hoare annotation was computed. [2020-07-21 13:55:55,342 INFO L268 CegarLoopResult]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2020-07-21 13:55:55,342 INFO L268 CegarLoopResult]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,342 INFO L268 CegarLoopResult]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,342 INFO L268 CegarLoopResult]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,342 INFO L268 CegarLoopResult]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,342 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse6 (<= |old(~a23~0)| ~a23~0)) (.cse7 (<= ~a29~0 |old(~a29~0)|)) (.cse11 (= 1 ~a4~0))) (let ((.cse3 (and .cse6 .cse7 .cse11)) (.cse8 (not (<= |old(~a25~0)| 10))) (.cse9 (<= ~a25~0 10)) (.cse10 (<= ~a25~0 12)) (.cse0 (not (<= |old(~a4~0)| 0))) (.cse12 (not (<= |old(~a25~0)| 12))) (.cse1 (not (<= |old(~a25~0)| 11))) (.cse2 (<= ~a25~0 11)) (.cse4 (not (= 1 |old(~a4~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 (forall ((v_~a23~0_480 Int)) (let ((.cse5 (div v_~a23~0_480 5))) (or (not (< 306 v_~a23~0_480)) (not (= 0 (mod v_~a23~0_480 5))) (not (<= 0 (* 4 .cse5))) (not (<= (+ (mod (* .cse5 4) 83) 180) |old(~a23~0)|)))))) (or .cse0 (and .cse6 .cse7 (= ~a4~0 |old(~a4~0)|))) (or .cse3 (not (<= |old(~a29~0)| 245)) .cse4) (or .cse8 .cse9 .cse4) (or .cse8 .cse9 .cse0) (or (and .cse6 .cse10 .cse7 .cse11) .cse12 .cse4) (or .cse10 .cse0 .cse12) (or .cse1 .cse2 .cse4)))) [2020-07-21 13:55:55,343 INFO L268 CegarLoopResult]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,343 INFO L268 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-07-21 13:55:55,343 INFO L268 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-07-21 13:55:55,343 INFO L268 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-07-21 13:55:55,343 INFO L268 CegarLoopResult]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,343 INFO L268 CegarLoopResult]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,343 INFO L268 CegarLoopResult]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,343 INFO L268 CegarLoopResult]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,344 INFO L268 CegarLoopResult]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,344 INFO L268 CegarLoopResult]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,344 INFO L268 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-07-21 13:55:55,344 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-07-21 13:55:55,344 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-21 13:55:55,344 INFO L268 CegarLoopResult]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,344 INFO L268 CegarLoopResult]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,344 INFO L268 CegarLoopResult]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,345 INFO L268 CegarLoopResult]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,345 INFO L268 CegarLoopResult]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,345 INFO L268 CegarLoopResult]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,345 INFO L268 CegarLoopResult]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,345 INFO L268 CegarLoopResult]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,345 INFO L268 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-07-21 13:55:55,345 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-07-21 13:55:55,345 INFO L268 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-07-21 13:55:55,345 INFO L268 CegarLoopResult]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,346 INFO L268 CegarLoopResult]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,346 INFO L268 CegarLoopResult]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,346 INFO L268 CegarLoopResult]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,346 INFO L268 CegarLoopResult]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,346 INFO L268 CegarLoopResult]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,346 INFO L268 CegarLoopResult]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,346 INFO L268 CegarLoopResult]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,346 INFO L268 CegarLoopResult]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,346 INFO L268 CegarLoopResult]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,348 INFO L268 CegarLoopResult]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,348 INFO L268 CegarLoopResult]: For program point L399(lines 399 410) no Hoare annotation was computed. [2020-07-21 13:55:55,348 INFO L268 CegarLoopResult]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2020-07-21 13:55:55,348 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-07-21 13:55:55,348 INFO L268 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-07-21 13:55:55,348 INFO L268 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-07-21 13:55:55,349 INFO L268 CegarLoopResult]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,349 INFO L268 CegarLoopResult]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,349 INFO L268 CegarLoopResult]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,349 INFO L268 CegarLoopResult]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,349 INFO L268 CegarLoopResult]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,349 INFO L268 CegarLoopResult]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,349 INFO L268 CegarLoopResult]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,349 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-07-21 13:55:55,349 INFO L268 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-07-21 13:55:55,349 INFO L268 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-07-21 13:55:55,350 INFO L268 CegarLoopResult]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,350 INFO L268 CegarLoopResult]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,350 INFO L268 CegarLoopResult]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,350 INFO L268 CegarLoopResult]: For program point L866(lines 866 875) no Hoare annotation was computed. [2020-07-21 13:55:55,350 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2020-07-21 13:55:55,350 INFO L268 CegarLoopResult]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,350 INFO L268 CegarLoopResult]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,351 INFO L268 CegarLoopResult]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,351 INFO L268 CegarLoopResult]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,351 INFO L268 CegarLoopResult]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,351 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 108) no Hoare annotation was computed. [2020-07-21 13:55:55,351 INFO L268 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-07-21 13:55:55,351 INFO L268 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-07-21 13:55:55,351 INFO L268 CegarLoopResult]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,351 INFO L268 CegarLoopResult]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,352 INFO L268 CegarLoopResult]: For program point L604(lines 604 614) no Hoare annotation was computed. [2020-07-21 13:55:55,352 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2020-07-21 13:55:55,352 INFO L268 CegarLoopResult]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,352 INFO L268 CegarLoopResult]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,352 INFO L268 CegarLoopResult]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,352 INFO L268 CegarLoopResult]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,352 INFO L268 CegarLoopResult]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,352 INFO L268 CegarLoopResult]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,353 INFO L268 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-07-21 13:55:55,353 INFO L268 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-07-21 13:55:55,353 INFO L268 CegarLoopResult]: For program point L805(lines 805 815) no Hoare annotation was computed. [2020-07-21 13:55:55,353 INFO L268 CegarLoopResult]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2020-07-21 13:55:55,353 INFO L268 CegarLoopResult]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,353 INFO L268 CegarLoopResult]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,353 INFO L268 CegarLoopResult]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,354 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,354 INFO L268 CegarLoopResult]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,354 INFO L268 CegarLoopResult]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,354 INFO L268 CegarLoopResult]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,354 INFO L268 CegarLoopResult]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,354 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-07-21 13:55:55,354 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-21 13:55:55,354 INFO L268 CegarLoopResult]: For program point L940(lines 940 952) no Hoare annotation was computed. [2020-07-21 13:55:55,354 INFO L268 CegarLoopResult]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2020-07-21 13:55:55,355 INFO L268 CegarLoopResult]: For program point L478(lines 478 486) no Hoare annotation was computed. [2020-07-21 13:55:55,355 INFO L268 CegarLoopResult]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2020-07-21 13:55:55,355 INFO L268 CegarLoopResult]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,355 INFO L268 CegarLoopResult]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,355 INFO L268 CegarLoopResult]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,355 INFO L268 CegarLoopResult]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,355 INFO L268 CegarLoopResult]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,355 INFO L268 CegarLoopResult]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,356 INFO L268 CegarLoopResult]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,356 INFO L268 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-07-21 13:55:55,356 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-21 13:55:55,356 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,356 INFO L268 CegarLoopResult]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,356 INFO L268 CegarLoopResult]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,356 INFO L268 CegarLoopResult]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,356 INFO L268 CegarLoopResult]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,356 INFO L268 CegarLoopResult]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,357 INFO L268 CegarLoopResult]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,357 INFO L268 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-07-21 13:55:55,357 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-21 13:55:55,357 INFO L268 CegarLoopResult]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,357 INFO L268 CegarLoopResult]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,357 INFO L268 CegarLoopResult]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,357 INFO L268 CegarLoopResult]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,357 INFO L268 CegarLoopResult]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,357 INFO L268 CegarLoopResult]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,358 INFO L268 CegarLoopResult]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,358 INFO L268 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-07-21 13:55:55,358 INFO L268 CegarLoopResult]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,358 INFO L268 CegarLoopResult]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,358 INFO L268 CegarLoopResult]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,358 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-07-21 13:55:55,358 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-21 13:55:55,358 INFO L268 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-07-21 13:55:55,358 INFO L268 CegarLoopResult]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,359 INFO L268 CegarLoopResult]: For program point L488(lines 488 499) no Hoare annotation was computed. [2020-07-21 13:55:55,359 INFO L268 CegarLoopResult]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,359 INFO L268 CegarLoopResult]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2020-07-21 13:55:55,359 INFO L268 CegarLoopResult]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,359 INFO L268 CegarLoopResult]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,359 INFO L268 CegarLoopResult]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,359 INFO L268 CegarLoopResult]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,359 INFO L268 CegarLoopResult]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,359 INFO L268 CegarLoopResult]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,360 INFO L268 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-07-21 13:55:55,360 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-21 13:55:55,360 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-07-21 13:55:55,361 INFO L268 CegarLoopResult]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,363 INFO L268 CegarLoopResult]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,363 INFO L268 CegarLoopResult]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,363 INFO L268 CegarLoopResult]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,364 INFO L268 CegarLoopResult]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,364 INFO L268 CegarLoopResult]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,365 INFO L268 CegarLoopResult]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,365 INFO L268 CegarLoopResult]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,365 INFO L268 CegarLoopResult]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,365 INFO L268 CegarLoopResult]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,365 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-07-21 13:55:55,368 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-07-21 13:55:55,368 INFO L268 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-07-21 13:55:55,368 INFO L268 CegarLoopResult]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,368 INFO L268 CegarLoopResult]: For program point L758(lines 758 768) no Hoare annotation was computed. [2020-07-21 13:55:55,368 INFO L268 CegarLoopResult]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2020-07-21 13:55:55,369 INFO L268 CegarLoopResult]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,369 INFO L268 CegarLoopResult]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,369 INFO L268 CegarLoopResult]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,369 INFO L268 CegarLoopResult]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,369 INFO L268 CegarLoopResult]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,369 INFO L268 CegarLoopResult]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,369 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-07-21 13:55:55,369 INFO L268 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-07-21 13:55:55,369 INFO L268 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-07-21 13:55:55,369 INFO L268 CegarLoopResult]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,370 INFO L268 CegarLoopResult]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,370 INFO L268 CegarLoopResult]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,370 INFO L268 CegarLoopResult]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,370 INFO L268 CegarLoopResult]: For program point L695(lines 695 705) no Hoare annotation was computed. [2020-07-21 13:55:55,370 INFO L268 CegarLoopResult]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2020-07-21 13:55:55,370 INFO L268 CegarLoopResult]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,370 INFO L268 CegarLoopResult]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,370 INFO L268 CegarLoopResult]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2020-07-21 13:55:55,370 INFO L268 CegarLoopResult]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,371 INFO L268 CegarLoopResult]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,371 INFO L268 CegarLoopResult]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 13:55:55,371 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 13:55:55,371 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a25~0 10) (<= ~a29~0 130) (<= 312 ~a23~0) (= 1 ~a4~0)) [2020-07-21 13:55:55,371 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 13:55:55,371 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 13:55:55,371 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (<= |old(~a25~0)| 10)) (not (<= 312 |old(~a23~0)|)) (not (<= |old(~a29~0)| 130)) (and (<= |old(~a23~0)| ~a23~0) (<= ~a25~0 10) (<= ~a29~0 |old(~a29~0)|) (= 1 ~a4~0)) (not (= 1 |old(~a4~0)|))) [2020-07-21 13:55:55,371 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2020-07-21 13:55:55,372 INFO L264 CegarLoopResult]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (not (<= |old(~a25~0)| 10)) (not (<= 312 |old(~a23~0)|)) (not (<= |old(~a29~0)| 130)) (and (<= ~a29~0 245) .cse0) (and (exists ((v_~a23~0_480 Int)) (let ((.cse1 (div v_~a23~0_480 5))) (and (<= (+ (mod (* .cse1 4) 83) 180) ~a23~0) (< 306 v_~a23~0_480) (<= 0 (* 4 .cse1)) (= 0 (mod v_~a23~0_480 5))))) .cse0) (<= ~a4~0 0) (and (<= ~a25~0 12) .cse0) (not (= 1 |old(~a4~0)|)))) [2020-07-21 13:55:55,372 INFO L268 CegarLoopResult]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2020-07-21 13:55:55,372 INFO L268 CegarLoopResult]: For program point L1039(line 1039) no Hoare annotation was computed. [2020-07-21 13:55:55,372 INFO L264 CegarLoopResult]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (not (<= |old(~a25~0)| 10)) (not (<= 312 |old(~a23~0)|)) (not (<= |old(~a29~0)| 130)) (and (<= ~a29~0 245) .cse0) (and (exists ((v_~a23~0_480 Int)) (let ((.cse1 (div v_~a23~0_480 5))) (and (<= (+ (mod (* .cse1 4) 83) 180) ~a23~0) (< 306 v_~a23~0_480) (<= 0 (* 4 .cse1)) (= 0 (mod v_~a23~0_480 5))))) .cse0) (<= ~a4~0 0) (and (<= ~a25~0 12) .cse0) (not (= 1 |old(~a4~0)|)))) [2020-07-21 13:55:55,372 INFO L268 CegarLoopResult]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2020-07-21 13:55:55,385 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,386 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,387 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,401 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,401 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,402 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,402 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 01:55:55 BoogieIcfgContainer [2020-07-21 13:55:55,407 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 13:55:55,409 INFO L168 Benchmark]: Toolchain (without parser) took 28293.77 ms. Allocated memory was 138.4 MB in the beginning and 500.2 MB in the end (delta: 361.8 MB). Free memory was 99.2 MB in the beginning and 111.5 MB in the end (delta: -12.3 MB). Peak memory consumption was 349.5 MB. Max. memory is 7.1 GB. [2020-07-21 13:55:55,411 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-21 13:55:55,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1155.38 ms. Allocated memory was 138.4 MB in the beginning and 211.3 MB in the end (delta: 72.9 MB). Free memory was 98.8 MB in the beginning and 164.3 MB in the end (delta: -65.6 MB). Peak memory consumption was 46.2 MB. Max. memory is 7.1 GB. [2020-07-21 13:55:55,416 INFO L168 Benchmark]: Boogie Preprocessor took 178.55 ms. Allocated memory is still 211.3 MB. Free memory was 164.3 MB in the beginning and 156.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. [2020-07-21 13:55:55,425 INFO L168 Benchmark]: RCFGBuilder took 1903.77 ms. Allocated memory was 211.3 MB in the beginning and 241.7 MB in the end (delta: 30.4 MB). Free memory was 156.2 MB in the beginning and 98.0 MB in the end (delta: 58.1 MB). Peak memory consumption was 88.5 MB. Max. memory is 7.1 GB. [2020-07-21 13:55:55,425 INFO L168 Benchmark]: TraceAbstraction took 25047.03 ms. Allocated memory was 241.7 MB in the beginning and 500.2 MB in the end (delta: 258.5 MB). Free memory was 98.0 MB in the beginning and 111.5 MB in the end (delta: -13.4 MB). Peak memory consumption was 245.1 MB. Max. memory is 7.1 GB. [2020-07-21 13:55:55,433 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1155.38 ms. Allocated memory was 138.4 MB in the beginning and 211.3 MB in the end (delta: 72.9 MB). Free memory was 98.8 MB in the beginning and 164.3 MB in the end (delta: -65.6 MB). Peak memory consumption was 46.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 178.55 ms. Allocated memory is still 211.3 MB. Free memory was 164.3 MB in the beginning and 156.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1903.77 ms. Allocated memory was 211.3 MB in the beginning and 241.7 MB in the end (delta: 30.4 MB). Free memory was 156.2 MB in the beginning and 98.0 MB in the end (delta: 58.1 MB). Peak memory consumption was 88.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 25047.03 ms. Allocated memory was 241.7 MB in the beginning and 500.2 MB in the end (delta: 258.5 MB). Free memory was 98.0 MB in the beginning and 111.5 MB in the end (delta: -13.4 MB). Peak memory consumption was 245.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 108]: 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: 1034]: Loop Invariant [2020-07-21 13:55:55,443 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] [2020-07-21 13:55:55,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_~a23~0_480,QUANTIFIED] Derived loop invariant: ((((((!(\old(a25) <= 10) || !(312 <= \old(a23))) || !(\old(a29) <= 130)) || (a29 <= 245 && 1 == a4)) || ((\exists v_~a23~0_480 : int :: ((v_~a23~0_480 / 5 * 4 % 83 + 180 <= a23 && 306 < v_~a23~0_480) && 0 <= 4 * (v_~a23~0_480 / 5)) && 0 == v_~a23~0_480 % 5) && 1 == a4)) || a4 <= 0) || (a25 <= 12 && 1 == a4)) || !(1 == \old(a4)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 22.3s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 16.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 883 SDtfs, 3489 SDslu, 562 SDs, 0 SdLazy, 7702 SolverSat, 1628 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2471 GetRequests, 2437 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7791occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 10 MinimizatonAttempts, 825 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 208 PreInvPairs, 326 NumberOfFragments, 350 HoareAnnotationTreeSize, 208 FomulaSimplifications, 9728 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2536 FormulaSimplificationTreeSizeReductionInter, 1.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1855 NumberOfCodeBlocks, 1855 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 2457 ConstructedInterpolants, 36 QuantifiedInterpolants, 1619026 SizeOfPredicates, 18 NumberOfNonLiveVariables, 3689 ConjunctsInSsa, 59 ConjunctsInUnsatCore, 12 InterpolantComputations, 8 PerfectInterpolantSequences, 1593/1631 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...