/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 NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label17.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 11:24:51,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 11:24:51,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 11:24:51,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 11:24:51,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 11:24:51,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 11:24:51,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 11:24:51,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 11:24:51,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 11:24:51,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 11:24:51,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 11:24:51,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 11:24:51,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 11:24:51,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 11:24:51,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 11:24:51,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 11:24:51,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 11:24:51,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 11:24:51,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 11:24:51,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 11:24:51,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 11:24:51,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 11:24:51,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 11:24:51,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 11:24:51,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 11:24:51,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 11:24:51,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 11:24:51,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 11:24:51,953 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 11:24:51,989 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 11:24:51,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 11:24:51,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 11:24:51,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 11:24:51,996 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 11:24:51,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 11:24:51,996 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 11:24:51,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 11:24:51,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 11:24:51,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 11:24:51,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 11:24:51,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 11:24:51,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 11:24:51,998 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 11:24:51,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 11:24:51,999 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 11:24:51,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 11:24:51,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 11:24:52,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 11:24:52,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 11:24:52,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 11:24:52,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 11:24:52,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 11:24:52,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 11:24:52,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 11:24:52,001 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 11:24:52,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:24:52,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 11:24:52,002 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 11:24:52,002 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 -> NOT_INCREMENTALLY [2020-07-21 11:24:52,286 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 11:24:52,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 11:24:52,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 11:24:52,307 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 11:24:52,308 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 11:24:52,309 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label17.c [2020-07-21 11:24:52,380 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0867a1c13/55373d76e5764f428a9292194f4e1d02/FLAGe163dffcc [2020-07-21 11:24:52,920 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 11:24:52,921 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label17.c [2020-07-21 11:24:52,934 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0867a1c13/55373d76e5764f428a9292194f4e1d02/FLAGe163dffcc [2020-07-21 11:24:53,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0867a1c13/55373d76e5764f428a9292194f4e1d02 [2020-07-21 11:24:53,163 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 11:24:53,166 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 11:24:53,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 11:24:53,170 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 11:24:53,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 11:24:53,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:24:53" (1/1) ... [2020-07-21 11:24:53,177 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43933f30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:24:53, skipping insertion in model container [2020-07-21 11:24:53,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:24:53" (1/1) ... [2020-07-21 11:24:53,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 11:24:53,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 11:24:53,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 11:24:53,778 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 11:24:54,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 11:24:54,111 INFO L208 MainTranslator]: Completed translation [2020-07-21 11:24:54,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:24:54 WrapperNode [2020-07-21 11:24:54,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 11:24:54,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 11:24:54,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 11:24:54,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 11:24:54,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:24:54" (1/1) ... [2020-07-21 11:24:54,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:24:54" (1/1) ... [2020-07-21 11:24:54,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:24:54" (1/1) ... [2020-07-21 11:24:54,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:24:54" (1/1) ... [2020-07-21 11:24:54,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:24:54" (1/1) ... [2020-07-21 11:24:54,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:24:54" (1/1) ... [2020-07-21 11:24:54,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:24:54" (1/1) ... [2020-07-21 11:24:54,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 11:24:54,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 11:24:54,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 11:24:54,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 11:24:54,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:24:54" (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 11:24:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 11:24:54,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 11:24:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-21 11:24:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 11:24:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-21 11:24:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 11:24:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 11:24:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-21 11:24:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 11:24:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 11:24:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 11:24:55,510 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 11:24:55,511 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-21 11:24:55,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:24:55 BoogieIcfgContainer [2020-07-21 11:24:55,521 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 11:24:55,525 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 11:24:55,525 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 11:24:55,528 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 11:24:55,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 11:24:53" (1/3) ... [2020-07-21 11:24:55,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7768cc63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:24:55, skipping insertion in model container [2020-07-21 11:24:55,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:24:54" (2/3) ... [2020-07-21 11:24:55,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7768cc63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:24:55, skipping insertion in model container [2020-07-21 11:24:55,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:24:55" (3/3) ... [2020-07-21 11:24:55,535 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label17.c [2020-07-21 11:24:55,547 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 11:24:55,557 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 11:24:55,571 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 11:24:55,606 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 11:24:55,607 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 11:24:55,608 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 11:24:55,608 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 11:24:55,608 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 11:24:55,608 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 11:24:55,608 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 11:24:55,609 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 11:24:55,637 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-07-21 11:24:55,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-07-21 11:24:55,663 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:24:55,665 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:24:55,665 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:24:55,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:24:55,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1778503114, now seen corresponding path program 1 times [2020-07-21 11:24:55,682 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:24:55,682 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [404746310] [2020-07-21 11:24:55,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 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 11:24:55,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:24:55,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 11:24:55,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:24:56,015 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 11:24:56,015 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 11:24:56,017 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [404746310] [2020-07-21 11:24:56,018 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 11:24:56,018 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 11:24:56,019 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142776121] [2020-07-21 11:24:56,029 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 11:24:56,030 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:24:56,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 11:24:56,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:24:56,053 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2020-07-21 11:24:56,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:24:56,974 INFO L93 Difference]: Finished difference Result 572 states and 963 transitions. [2020-07-21 11:24:56,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 11:24:56,976 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2020-07-21 11:24:56,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:24:56,992 INFO L225 Difference]: With dead ends: 572 [2020-07-21 11:24:56,992 INFO L226 Difference]: Without dead ends: 278 [2020-07-21 11:24:56,999 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 120 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 11:24:57,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2020-07-21 11:24:57,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2020-07-21 11:24:57,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2020-07-21 11:24:57,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 394 transitions. [2020-07-21 11:24:57,069 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 394 transitions. Word has length 122 [2020-07-21 11:24:57,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:24:57,070 INFO L479 AbstractCegarLoop]: Abstraction has 278 states and 394 transitions. [2020-07-21 11:24:57,070 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 11:24:57,071 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 394 transitions. [2020-07-21 11:24:57,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-07-21 11:24:57,078 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:24:57,078 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:24:57,294 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:24:57,294 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:24:57,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:24:57,295 INFO L82 PathProgramCache]: Analyzing trace with hash -259733235, now seen corresponding path program 1 times [2020-07-21 11:24:57,296 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:24:57,297 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [796074118] [2020-07-21 11:24:57,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 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 11:24:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:24:57,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 11:24:57,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:24:57,480 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 11:24:57,480 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 11:24:57,481 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [796074118] [2020-07-21 11:24:57,481 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 11:24:57,481 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 11:24:57,482 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253723314] [2020-07-21 11:24:57,484 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 11:24:57,484 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:24:57,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 11:24:57,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 11:24:57,485 INFO L87 Difference]: Start difference. First operand 278 states and 394 transitions. Second operand 5 states. [2020-07-21 11:24:58,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:24:58,284 INFO L93 Difference]: Finished difference Result 842 states and 1218 transitions. [2020-07-21 11:24:58,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 11:24:58,286 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 132 [2020-07-21 11:24:58,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:24:58,293 INFO L225 Difference]: With dead ends: 842 [2020-07-21 11:24:58,293 INFO L226 Difference]: Without dead ends: 570 [2020-07-21 11:24:58,294 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-21 11:24:58,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2020-07-21 11:24:58,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 556. [2020-07-21 11:24:58,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2020-07-21 11:24:58,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 785 transitions. [2020-07-21 11:24:58,347 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 785 transitions. Word has length 132 [2020-07-21 11:24:58,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:24:58,347 INFO L479 AbstractCegarLoop]: Abstraction has 556 states and 785 transitions. [2020-07-21 11:24:58,348 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 11:24:58,348 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 785 transitions. [2020-07-21 11:24:58,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-07-21 11:24:58,352 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:24:58,353 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:24:58,567 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:24:58,569 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:24:58,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:24:58,570 INFO L82 PathProgramCache]: Analyzing trace with hash 2082377679, now seen corresponding path program 1 times [2020-07-21 11:24:58,570 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:24:58,571 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [927714301] [2020-07-21 11:24:58,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 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 11:24:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:24:58,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 11:24:58,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:24:58,731 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 11:24:58,731 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 11:24:58,732 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [927714301] [2020-07-21 11:24:58,732 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 11:24:58,732 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 11:24:58,733 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102729946] [2020-07-21 11:24:58,733 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 11:24:58,734 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:24:58,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 11:24:58,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:24:58,734 INFO L87 Difference]: Start difference. First operand 556 states and 785 transitions. Second operand 3 states. [2020-07-21 11:24:59,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:24:59,299 INFO L93 Difference]: Finished difference Result 1650 states and 2372 transitions. [2020-07-21 11:24:59,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 11:24:59,301 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 133 [2020-07-21 11:24:59,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:24:59,317 INFO L225 Difference]: With dead ends: 1650 [2020-07-21 11:24:59,317 INFO L226 Difference]: Without dead ends: 1100 [2020-07-21 11:24:59,319 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 131 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 11:24:59,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1100 states. [2020-07-21 11:24:59,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1100 to 1100. [2020-07-21 11:24:59,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1100 states. [2020-07-21 11:24:59,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 1100 states and 1419 transitions. [2020-07-21 11:24:59,394 INFO L78 Accepts]: Start accepts. Automaton has 1100 states and 1419 transitions. Word has length 133 [2020-07-21 11:24:59,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:24:59,395 INFO L479 AbstractCegarLoop]: Abstraction has 1100 states and 1419 transitions. [2020-07-21 11:24:59,395 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 11:24:59,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1419 transitions. [2020-07-21 11:24:59,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-07-21 11:24:59,409 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:24:59,410 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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, 1] [2020-07-21 11:24:59,617 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:24:59,618 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:24:59,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:24:59,619 INFO L82 PathProgramCache]: Analyzing trace with hash 1533113042, now seen corresponding path program 1 times [2020-07-21 11:24:59,620 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:24:59,620 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [526190678] [2020-07-21 11:24:59,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 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 11:24:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:24:59,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 11:24:59,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:24:59,780 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 11:24:59,781 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 11:24:59,859 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 11:24:59,859 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [526190678] [2020-07-21 11:24:59,860 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 11:24:59,860 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2020-07-21 11:24:59,860 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739038709] [2020-07-21 11:24:59,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-21 11:24:59,861 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:24:59,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-21 11:24:59,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-07-21 11:24:59,862 INFO L87 Difference]: Start difference. First operand 1100 states and 1419 transitions. Second operand 7 states. [2020-07-21 11:25:01,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:25:01,516 INFO L93 Difference]: Finished difference Result 3362 states and 4642 transitions. [2020-07-21 11:25:01,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-21 11:25:01,517 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 153 [2020-07-21 11:25:01,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:25:01,534 INFO L225 Difference]: With dead ends: 3362 [2020-07-21 11:25:01,535 INFO L226 Difference]: Without dead ends: 2268 [2020-07-21 11:25:01,539 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 301 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-07-21 11:25:01,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2268 states. [2020-07-21 11:25:01,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2268 to 2071. [2020-07-21 11:25:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2071 states. [2020-07-21 11:25:01,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 2071 states and 2709 transitions. [2020-07-21 11:25:01,647 INFO L78 Accepts]: Start accepts. Automaton has 2071 states and 2709 transitions. Word has length 153 [2020-07-21 11:25:01,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:25:01,649 INFO L479 AbstractCegarLoop]: Abstraction has 2071 states and 2709 transitions. [2020-07-21 11:25:01,649 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-21 11:25:01,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2709 transitions. [2020-07-21 11:25:01,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-07-21 11:25:01,659 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:25:01,659 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1] [2020-07-21 11:25:01,873 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:25:01,874 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:25:01,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:25:01,874 INFO L82 PathProgramCache]: Analyzing trace with hash 248069194, now seen corresponding path program 1 times [2020-07-21 11:25:01,875 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:25:01,875 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [291467151] [2020-07-21 11:25:01,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 11:25:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:25:01,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 11:25:01,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:25:02,030 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-07-21 11:25:02,030 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 11:25:02,030 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [291467151] [2020-07-21 11:25:02,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 11:25:02,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 11:25:02,031 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965083290] [2020-07-21 11:25:02,032 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 11:25:02,032 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:25:02,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 11:25:02,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:25:02,032 INFO L87 Difference]: Start difference. First operand 2071 states and 2709 transitions. Second operand 3 states. [2020-07-21 11:25:02,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:25:02,692 INFO L93 Difference]: Finished difference Result 5635 states and 7566 transitions. [2020-07-21 11:25:02,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 11:25:02,692 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 157 [2020-07-21 11:25:02,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:25:02,717 INFO L225 Difference]: With dead ends: 5635 [2020-07-21 11:25:02,717 INFO L226 Difference]: Without dead ends: 3574 [2020-07-21 11:25:02,726 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 155 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 11:25:02,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3574 states. [2020-07-21 11:25:02,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3574 to 3169. [2020-07-21 11:25:02,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3169 states. [2020-07-21 11:25:02,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3169 states to 3169 states and 4185 transitions. [2020-07-21 11:25:02,902 INFO L78 Accepts]: Start accepts. Automaton has 3169 states and 4185 transitions. Word has length 157 [2020-07-21 11:25:02,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:25:02,903 INFO L479 AbstractCegarLoop]: Abstraction has 3169 states and 4185 transitions. [2020-07-21 11:25:02,903 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 11:25:02,903 INFO L276 IsEmpty]: Start isEmpty. Operand 3169 states and 4185 transitions. [2020-07-21 11:25:02,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-07-21 11:25:02,915 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:25:02,915 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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, 1, 1] [2020-07-21 11:25:03,130 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:25:03,131 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:25:03,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:25:03,132 INFO L82 PathProgramCache]: Analyzing trace with hash 469538389, now seen corresponding path program 1 times [2020-07-21 11:25:03,132 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:25:03,135 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [529128813] [2020-07-21 11:25:03,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 11:25:03,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:25:03,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 11:25:03,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:25:03,294 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 74 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-07-21 11:25:03,295 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 11:25:03,369 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 74 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-07-21 11:25:03,370 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [529128813] [2020-07-21 11:25:03,370 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-21 11:25:03,370 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2020-07-21 11:25:03,370 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707444564] [2020-07-21 11:25:03,371 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 11:25:03,371 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:25:03,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 11:25:03,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-21 11:25:03,372 INFO L87 Difference]: Start difference. First operand 3169 states and 4185 transitions. Second operand 6 states. [2020-07-21 11:25:04,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:25:04,211 INFO L93 Difference]: Finished difference Result 5564 states and 7411 transitions. [2020-07-21 11:25:04,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 11:25:04,212 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 173 [2020-07-21 11:25:04,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:25:04,235 INFO L225 Difference]: With dead ends: 5564 [2020-07-21 11:25:04,236 INFO L226 Difference]: Without dead ends: 3348 [2020-07-21 11:25:04,242 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 351 GetRequests, 342 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-07-21 11:25:04,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3348 states. [2020-07-21 11:25:04,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3348 to 2927. [2020-07-21 11:25:04,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2927 states. [2020-07-21 11:25:04,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 2927 states and 3812 transitions. [2020-07-21 11:25:04,327 INFO L78 Accepts]: Start accepts. Automaton has 2927 states and 3812 transitions. Word has length 173 [2020-07-21 11:25:04,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:25:04,328 INFO L479 AbstractCegarLoop]: Abstraction has 2927 states and 3812 transitions. [2020-07-21 11:25:04,328 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 11:25:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 3812 transitions. [2020-07-21 11:25:04,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-07-21 11:25:04,338 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 11:25:04,339 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-07-21 11:25:04,551 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:25:04,552 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 11:25:04,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 11:25:04,553 INFO L82 PathProgramCache]: Analyzing trace with hash 700923905, now seen corresponding path program 1 times [2020-07-21 11:25:04,553 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 11:25:04,553 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1939197938] [2020-07-21 11:25:04,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 11:25:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 11:25:04,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 11:25:04,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 11:25:04,704 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-07-21 11:25:04,705 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 11:25:04,705 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1939197938] [2020-07-21 11:25:04,705 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 11:25:04,706 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 11:25:04,706 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623082470] [2020-07-21 11:25:04,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 11:25:04,707 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 11:25:04,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 11:25:04,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 11:25:04,707 INFO L87 Difference]: Start difference. First operand 2927 states and 3812 transitions. Second operand 3 states. [2020-07-21 11:25:05,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 11:25:05,350 INFO L93 Difference]: Finished difference Result 6803 states and 8879 transitions. [2020-07-21 11:25:05,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 11:25:05,351 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 183 [2020-07-21 11:25:05,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 11:25:05,352 INFO L225 Difference]: With dead ends: 6803 [2020-07-21 11:25:05,352 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 11:25:05,368 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 181 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 11:25:05,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 11:25:05,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 11:25:05,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 11:25:05,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 11:25:05,369 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 183 [2020-07-21 11:25:05,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 11:25:05,369 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 11:25:05,369 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 11:25:05,370 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 11:25:05,370 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 11:25:05,582 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 11:25:05,586 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 11:25:05,990 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 37 [2020-07-21 11:25:06,579 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 54 [2020-07-21 11:25:06,714 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2020-07-21 11:25:06,859 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2020-07-21 11:25:06,863 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 11:25:06,864 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~a16~0 |old(~a16~0)|) (<= |old(~a16~0)| ~a16~0)) [2020-07-21 11:25:06,864 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 11:25:06,864 INFO L268 CegarLoopResult]: For program point L333(lines 333 390) no Hoare annotation was computed. [2020-07-21 11:25:06,864 INFO L268 CegarLoopResult]: For program point L102(lines 102 390) no Hoare annotation was computed. [2020-07-21 11:25:06,864 INFO L268 CegarLoopResult]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,865 INFO L268 CegarLoopResult]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,865 INFO L268 CegarLoopResult]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,865 INFO L268 CegarLoopResult]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,865 INFO L268 CegarLoopResult]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,865 INFO L268 CegarLoopResult]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,866 INFO L268 CegarLoopResult]: For program point L268(lines 268 390) no Hoare annotation was computed. [2020-07-21 11:25:06,866 INFO L268 CegarLoopResult]: For program point L136(lines 136 390) no Hoare annotation was computed. [2020-07-21 11:25:06,866 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-07-21 11:25:06,866 INFO L268 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-07-21 11:25:06,866 INFO L268 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-07-21 11:25:06,867 INFO L268 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-07-21 11:25:06,867 INFO L268 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-07-21 11:25:06,867 INFO L268 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-07-21 11:25:06,867 INFO L268 CegarLoopResult]: For program point L203(lines 203 390) no Hoare annotation was computed. [2020-07-21 11:25:06,868 INFO L268 CegarLoopResult]: For program point L72(lines 72 390) no Hoare annotation was computed. [2020-07-21 11:25:06,868 INFO L268 CegarLoopResult]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,868 INFO L268 CegarLoopResult]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,868 INFO L268 CegarLoopResult]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,868 INFO L268 CegarLoopResult]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,869 INFO L268 CegarLoopResult]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,869 INFO L268 CegarLoopResult]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,869 INFO L268 CegarLoopResult]: For program point L337(lines 337 390) no Hoare annotation was computed. [2020-07-21 11:25:06,869 INFO L268 CegarLoopResult]: For program point L238(lines 238 390) no Hoare annotation was computed. [2020-07-21 11:25:06,869 INFO L268 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2020-07-21 11:25:06,869 INFO L268 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-07-21 11:25:06,869 INFO L268 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2020-07-21 11:25:06,870 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-07-21 11:25:06,870 INFO L268 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-07-21 11:25:06,870 INFO L268 CegarLoopResult]: For program point L404(line 404) no Hoare annotation was computed. [2020-07-21 11:25:06,870 INFO L268 CegarLoopResult]: For program point L173(lines 173 390) no Hoare annotation was computed. [2020-07-21 11:25:06,870 INFO L268 CegarLoopResult]: For program point L140(lines 140 390) no Hoare annotation was computed. [2020-07-21 11:25:06,870 INFO L268 CegarLoopResult]: For program point L372(lines 372 390) no Hoare annotation was computed. [2020-07-21 11:25:06,870 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 524) no Hoare annotation was computed. [2020-07-21 11:25:06,871 INFO L268 CegarLoopResult]: For program point L306(lines 306 390) no Hoare annotation was computed. [2020-07-21 11:25:06,871 INFO L268 CegarLoopResult]: For program point L273(lines 273 390) no Hoare annotation was computed. [2020-07-21 11:25:06,871 INFO L268 CegarLoopResult]: For program point L108(lines 108 390) no Hoare annotation was computed. [2020-07-21 11:25:06,871 INFO L268 CegarLoopResult]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2020-07-21 11:25:06,871 INFO L268 CegarLoopResult]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,871 INFO L268 CegarLoopResult]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,872 INFO L268 CegarLoopResult]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,872 INFO L268 CegarLoopResult]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,872 INFO L268 CegarLoopResult]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,872 INFO L268 CegarLoopResult]: For program point L208(lines 208 390) no Hoare annotation was computed. [2020-07-21 11:25:06,872 INFO L268 CegarLoopResult]: For program point L43(lines 43 390) no Hoare annotation was computed. [2020-07-21 11:25:06,872 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-07-21 11:25:06,872 INFO L268 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-07-21 11:25:06,873 INFO L268 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2020-07-21 11:25:06,873 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-07-21 11:25:06,873 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-07-21 11:25:06,873 INFO L268 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-07-21 11:25:06,873 INFO L268 CegarLoopResult]: For program point L144(lines 144 390) no Hoare annotation was computed. [2020-07-21 11:25:06,873 INFO L268 CegarLoopResult]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,873 INFO L268 CegarLoopResult]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,873 INFO L268 CegarLoopResult]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,874 INFO L268 CegarLoopResult]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,874 INFO L268 CegarLoopResult]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,874 INFO L268 CegarLoopResult]: For program point L178(lines 178 390) no Hoare annotation was computed. [2020-07-21 11:25:06,874 INFO L268 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-07-21 11:25:06,874 INFO L268 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2020-07-21 11:25:06,874 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-07-21 11:25:06,875 INFO L268 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-07-21 11:25:06,875 INFO L268 CegarLoopResult]: For program point L410(line 410) no Hoare annotation was computed. [2020-07-21 11:25:06,875 INFO L268 CegarLoopResult]: For program point L377(lines 377 390) no Hoare annotation was computed. [2020-07-21 11:25:06,875 INFO L268 CegarLoopResult]: For program point L278(lines 278 390) no Hoare annotation was computed. [2020-07-21 11:25:06,875 INFO L268 CegarLoopResult]: For program point L245(lines 245 390) no Hoare annotation was computed. [2020-07-21 11:25:06,875 INFO L268 CegarLoopResult]: For program point L80(lines 80 390) no Hoare annotation was computed. [2020-07-21 11:25:06,875 INFO L268 CegarLoopResult]: For program point L345(lines 345 390) no Hoare annotation was computed. [2020-07-21 11:25:06,876 INFO L268 CegarLoopResult]: For program point L312(lines 312 390) no Hoare annotation was computed. [2020-07-21 11:25:06,876 INFO L268 CegarLoopResult]: For program point L114(lines 114 390) no Hoare annotation was computed. [2020-07-21 11:25:06,876 INFO L268 CegarLoopResult]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,876 INFO L268 CegarLoopResult]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,876 INFO L268 CegarLoopResult]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,876 INFO L268 CegarLoopResult]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,876 INFO L268 CegarLoopResult]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,877 INFO L268 CegarLoopResult]: For program point L214(lines 214 390) no Hoare annotation was computed. [2020-07-21 11:25:06,877 INFO L268 CegarLoopResult]: For program point L148(lines 148 390) no Hoare annotation was computed. [2020-07-21 11:25:06,877 INFO L268 CegarLoopResult]: For program point L49(lines 49 390) no Hoare annotation was computed. [2020-07-21 11:25:06,877 INFO L268 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-07-21 11:25:06,877 INFO L268 CegarLoopResult]: For program point L512(line 512) no Hoare annotation was computed. [2020-07-21 11:25:06,877 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-07-21 11:25:06,877 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-07-21 11:25:06,878 INFO L268 CegarLoopResult]: For program point L413(line 413) no Hoare annotation was computed. [2020-07-21 11:25:06,878 INFO L268 CegarLoopResult]: For program point L84(lines 84 390) no Hoare annotation was computed. [2020-07-21 11:25:06,878 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,878 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,878 INFO L268 CegarLoopResult]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,878 INFO L268 CegarLoopResult]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,878 INFO L268 CegarLoopResult]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,879 INFO L268 CegarLoopResult]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,879 INFO L268 CegarLoopResult]: For program point L382(lines 382 390) no Hoare annotation was computed. [2020-07-21 11:25:06,879 INFO L268 CegarLoopResult]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,879 INFO L268 CegarLoopResult]: For program point L316(lines 316 390) no Hoare annotation was computed. [2020-07-21 11:25:06,879 INFO L268 CegarLoopResult]: For program point L250(lines 250 390) no Hoare annotation was computed. [2020-07-21 11:25:06,879 INFO L268 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2020-07-21 11:25:06,879 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-07-21 11:25:06,879 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-07-21 11:25:06,880 INFO L268 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-07-21 11:25:06,880 INFO L268 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-07-21 11:25:06,880 INFO L268 CegarLoopResult]: For program point L218(lines 218 390) no Hoare annotation was computed. [2020-07-21 11:25:06,880 INFO L268 CegarLoopResult]: For program point L152(lines 152 390) no Hoare annotation was computed. [2020-07-21 11:25:06,880 INFO L268 CegarLoopResult]: For program point L119(lines 119 390) no Hoare annotation was computed. [2020-07-21 11:25:06,880 INFO L268 CegarLoopResult]: For program point L318(lines 318 390) no Hoare annotation was computed. [2020-07-21 11:25:06,880 INFO L268 CegarLoopResult]: For program point L186(lines 186 390) no Hoare annotation was computed. [2020-07-21 11:25:06,881 INFO L268 CegarLoopResult]: For program point L54(lines 54 390) no Hoare annotation was computed. [2020-07-21 11:25:06,881 INFO L268 CegarLoopResult]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,881 INFO L268 CegarLoopResult]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,881 INFO L268 CegarLoopResult]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,881 INFO L268 CegarLoopResult]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,881 INFO L268 CegarLoopResult]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,882 INFO L268 CegarLoopResult]: For program point L286(lines 286 390) no Hoare annotation was computed. [2020-07-21 11:25:06,882 INFO L268 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-07-21 11:25:06,883 INFO L268 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-07-21 11:25:06,883 INFO L268 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-07-21 11:25:06,883 INFO L268 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-07-21 11:25:06,883 INFO L268 CegarLoopResult]: For program point L419(line 419) no Hoare annotation was computed. [2020-07-21 11:25:06,883 INFO L268 CegarLoopResult]: For program point L353(lines 353 390) no Hoare annotation was computed. [2020-07-21 11:25:06,883 INFO L268 CegarLoopResult]: For program point L189(lines 189 390) no Hoare annotation was computed. [2020-07-21 11:25:06,883 INFO L268 CegarLoopResult]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,884 INFO L268 CegarLoopResult]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,884 INFO L268 CegarLoopResult]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,884 INFO L268 CegarLoopResult]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,884 INFO L268 CegarLoopResult]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,884 INFO L268 CegarLoopResult]: For program point L355(lines 355 390) no Hoare annotation was computed. [2020-07-21 11:25:06,885 INFO L268 CegarLoopResult]: For program point L256(lines 256 390) no Hoare annotation was computed. [2020-07-21 11:25:06,885 INFO L268 CegarLoopResult]: For program point L223(lines 223 390) no Hoare annotation was computed. [2020-07-21 11:25:06,885 INFO L268 CegarLoopResult]: For program point L124(lines 124 390) no Hoare annotation was computed. [2020-07-21 11:25:06,885 INFO L268 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-07-21 11:25:06,885 INFO L268 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2020-07-21 11:25:06,885 INFO L268 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-07-21 11:25:06,886 INFO L268 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-07-21 11:25:06,886 INFO L268 CegarLoopResult]: For program point L422(line 422) no Hoare annotation was computed. [2020-07-21 11:25:06,886 INFO L268 CegarLoopResult]: For program point L92(lines 92 390) no Hoare annotation was computed. [2020-07-21 11:25:06,886 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse0 (not (<= 15 |old(~a8~0)|))) (.cse7 (not (<= |old(~a8~0)| 13))) (.cse8 (not (<= |old(~a16~0)| 4))) (.cse1 (<= ~a16~0 |old(~a16~0)|)) (.cse2 (<= |old(~a16~0)| ~a16~0)) (.cse5 (<= ~a17~0 0)) (.cse4 (<= ~a7~0 0)) (.cse3 (not (<= |old(~a7~0)| 0))) (.cse6 (not (<= |old(~a17~0)| 0)))) (and (or .cse0 (and .cse1 .cse2 (<= 15 ~a8~0))) (or .cse0 .cse3 .cse4) (or (not (<= |old(~a16~0)| 5)) (and .cse5 (<= ~a16~0 5) (<= 5 ~a16~0)) (not (<= 5 |old(~a16~0)|)) .cse6) (or .cse0 .cse5 .cse6) (or .cse5 .cse7 .cse6) (or (and .cse1 (<= ~a8~0 13) .cse2) .cse7) (or (and .cse1 .cse2 .cse4) .cse3 .cse8) (or .cse4 .cse3 .cse7) (or (and .cse1 .cse2 .cse5) .cse8 .cse6) (or (and .cse1 .cse2 .cse5 .cse4) .cse3 .cse6))) [2020-07-21 11:25:06,887 INFO L268 CegarLoopResult]: For program point L324(lines 324 390) no Hoare annotation was computed. [2020-07-21 11:25:06,887 INFO L268 CegarLoopResult]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,887 INFO L268 CegarLoopResult]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,887 INFO L268 CegarLoopResult]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,887 INFO L268 CegarLoopResult]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,887 INFO L268 CegarLoopResult]: For program point L391(lines 391 393) no Hoare annotation was computed. [2020-07-21 11:25:06,887 INFO L268 CegarLoopResult]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,888 INFO L268 CegarLoopResult]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,888 INFO L268 CegarLoopResult]: For program point L292(lines 292 390) no Hoare annotation was computed. [2020-07-21 11:25:06,888 INFO L268 CegarLoopResult]: For program point L160(lines 160 390) no Hoare annotation was computed. [2020-07-21 11:25:06,888 INFO L268 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-07-21 11:25:06,888 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-07-21 11:25:06,888 INFO L268 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-07-21 11:25:06,888 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-07-21 11:25:06,888 INFO L268 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-07-21 11:25:06,889 INFO L268 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-07-21 11:25:06,889 INFO L268 CegarLoopResult]: For program point L194(lines 194 390) no Hoare annotation was computed. [2020-07-21 11:25:06,889 INFO L268 CegarLoopResult]: For program point L62(lines 62 390) no Hoare annotation was computed. [2020-07-21 11:25:06,889 INFO L268 CegarLoopResult]: For program point L261(lines 261 390) no Hoare annotation was computed. [2020-07-21 11:25:06,889 INFO L268 CegarLoopResult]: For program point L129(lines 129 390) no Hoare annotation was computed. [2020-07-21 11:25:06,889 INFO L268 CegarLoopResult]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,889 INFO L268 CegarLoopResult]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,890 INFO L268 CegarLoopResult]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,890 INFO L268 CegarLoopResult]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,890 INFO L268 CegarLoopResult]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,890 INFO L268 CegarLoopResult]: For program point L361(lines 361 390) no Hoare annotation was computed. [2020-07-21 11:25:06,890 INFO L268 CegarLoopResult]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,890 INFO L268 CegarLoopResult]: For program point L97(lines 97 390) no Hoare annotation was computed. [2020-07-21 11:25:06,890 INFO L268 CegarLoopResult]: For program point L31(lines 31 390) no Hoare annotation was computed. [2020-07-21 11:25:06,891 INFO L268 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-07-21 11:25:06,891 INFO L268 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-07-21 11:25:06,891 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-07-21 11:25:06,891 INFO L268 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-07-21 11:25:06,891 INFO L268 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-07-21 11:25:06,891 INFO L268 CegarLoopResult]: For program point L395(line 395) no Hoare annotation was computed. [2020-07-21 11:25:06,891 INFO L268 CegarLoopResult]: For program point L329(lines 329 390) no Hoare annotation was computed. [2020-07-21 11:25:06,891 INFO L268 CegarLoopResult]: For program point L197(lines 197 390) no Hoare annotation was computed. [2020-07-21 11:25:06,892 INFO L268 CegarLoopResult]: For program point L65(lines 65 390) no Hoare annotation was computed. [2020-07-21 11:25:06,892 INFO L268 CegarLoopResult]: For program point L363(lines 363 390) no Hoare annotation was computed. [2020-07-21 11:25:06,892 INFO L268 CegarLoopResult]: For program point L231(lines 231 390) no Hoare annotation was computed. [2020-07-21 11:25:06,892 INFO L268 CegarLoopResult]: For program point L165(lines 165 390) no Hoare annotation was computed. [2020-07-21 11:25:06,892 INFO L268 CegarLoopResult]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,892 INFO L268 CegarLoopResult]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,892 INFO L268 CegarLoopResult]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,892 INFO L268 CegarLoopResult]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,893 INFO L268 CegarLoopResult]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,893 INFO L268 CegarLoopResult]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2020-07-21 11:25:06,893 INFO L268 CegarLoopResult]: For program point L265(lines 265 390) no Hoare annotation was computed. [2020-07-21 11:25:06,893 INFO L268 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2020-07-21 11:25:06,893 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-07-21 11:25:06,893 INFO L268 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-07-21 11:25:06,893 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-07-21 11:25:06,893 INFO L268 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-07-21 11:25:06,894 INFO L268 CegarLoopResult]: For program point L398(line 398) no Hoare annotation was computed. [2020-07-21 11:25:06,894 INFO L268 CegarLoopResult]: For program point L365(lines 365 390) no Hoare annotation was computed. [2020-07-21 11:25:06,894 INFO L268 CegarLoopResult]: For program point L299(lines 299 390) no Hoare annotation was computed. [2020-07-21 11:25:06,894 INFO L268 CegarLoopResult]: For program point L35(lines 35 390) no Hoare annotation was computed. [2020-07-21 11:25:06,894 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 11:25:06,894 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a7~0 0) (<= ~a16~0 5) (<= 15 ~a8~0) (<= 5 ~a16~0)) [2020-07-21 11:25:06,894 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 11:25:06,895 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 11:25:06,895 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (and (<= ~a7~0 0) (<= ~a16~0 5) (<= 15 ~a8~0) (<= 5 ~a16~0)) (not (<= 15 |old(~a8~0)|)) (not (<= |old(~a7~0)| 0)) (not (<= |old(~a16~0)| 5)) (not (<= 5 |old(~a16~0)|))) [2020-07-21 11:25:06,895 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2020-07-21 11:25:06,895 INFO L264 CegarLoopResult]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 0)) (.cse1 (<= ~a7~0 0))) (or (and .cse0 (<= ~a16~0 5)) (<= ~a8~0 13) (not (<= 15 |old(~a8~0)|)) (and .cse0 .cse1) (not (<= |old(~a7~0)| 0)) (<= 15 ~a8~0) (not (<= |old(~a16~0)| 5)) (not (<= 5 |old(~a16~0)|)) (and .cse1 (<= ~a16~0 4)))) [2020-07-21 11:25:06,895 INFO L268 CegarLoopResult]: For program point L591-1(line 591) no Hoare annotation was computed. [2020-07-21 11:25:06,896 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-07-21 11:25:06,896 INFO L264 CegarLoopResult]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 0)) (.cse1 (<= ~a7~0 0))) (or (and .cse0 (<= ~a16~0 5)) (<= ~a8~0 13) (not (<= 15 |old(~a8~0)|)) (and .cse0 .cse1) (not (<= |old(~a7~0)| 0)) (<= 15 ~a8~0) (not (<= |old(~a16~0)| 5)) (not (<= 5 |old(~a16~0)|)) (and .cse1 (<= ~a16~0 4)))) [2020-07-21 11:25:06,896 INFO L268 CegarLoopResult]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2020-07-21 11:25:06,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 11:25:06 BoogieIcfgContainer [2020-07-21 11:25:06,917 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 11:25:06,919 INFO L168 Benchmark]: Toolchain (without parser) took 13755.04 ms. Allocated memory was 138.4 MB in the beginning and 382.7 MB in the end (delta: 244.3 MB). Free memory was 101.1 MB in the beginning and 114.4 MB in the end (delta: -13.3 MB). Peak memory consumption was 231.1 MB. Max. memory is 7.1 GB. [2020-07-21 11:25:06,920 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-21 11:25:06,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 942.42 ms. Allocated memory was 138.4 MB in the beginning and 209.2 MB in the end (delta: 70.8 MB). Free memory was 100.7 MB in the beginning and 175.8 MB in the end (delta: -75.1 MB). Peak memory consumption was 35.7 MB. Max. memory is 7.1 GB. [2020-07-21 11:25:06,921 INFO L168 Benchmark]: Boogie Preprocessor took 100.26 ms. Allocated memory is still 209.2 MB. Free memory was 175.8 MB in the beginning and 170.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2020-07-21 11:25:06,922 INFO L168 Benchmark]: RCFGBuilder took 1309.32 ms. Allocated memory was 209.2 MB in the beginning and 236.5 MB in the end (delta: 27.3 MB). Free memory was 170.1 MB in the beginning and 178.7 MB in the end (delta: -8.6 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2020-07-21 11:25:06,923 INFO L168 Benchmark]: TraceAbstraction took 11392.67 ms. Allocated memory was 236.5 MB in the beginning and 382.7 MB in the end (delta: 146.3 MB). Free memory was 178.7 MB in the beginning and 114.4 MB in the end (delta: 64.3 MB). Peak memory consumption was 210.6 MB. Max. memory is 7.1 GB. [2020-07-21 11:25:06,927 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 942.42 ms. Allocated memory was 138.4 MB in the beginning and 209.2 MB in the end (delta: 70.8 MB). Free memory was 100.7 MB in the beginning and 175.8 MB in the end (delta: -75.1 MB). Peak memory consumption was 35.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.26 ms. Allocated memory is still 209.2 MB. Free memory was 175.8 MB in the beginning and 170.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1309.32 ms. Allocated memory was 209.2 MB in the beginning and 236.5 MB in the end (delta: 27.3 MB). Free memory was 170.1 MB in the beginning and 178.7 MB in the end (delta: -8.6 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 11392.67 ms. Allocated memory was 236.5 MB in the beginning and 382.7 MB in the end (delta: 146.3 MB). Free memory was 178.7 MB in the beginning and 114.4 MB in the end (delta: 64.3 MB). Peak memory consumption was 210.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 524]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((a17 <= 0 && a16 <= 5) || a8 <= 13) || !(15 <= \old(a8))) || (a17 <= 0 && a7 <= 0)) || !(\old(a7) <= 0)) || 15 <= a8) || !(\old(a16) <= 5)) || !(5 <= \old(a16))) || (a7 <= 0 && a16 <= 4) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.9s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 6.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 611 SDtfs, 1831 SDslu, 172 SDs, 0 SdLazy, 3882 SolverSat, 700 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1385 GetRequests, 1358 SyntacticMatches, 3 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3169occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 1037 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 102 PreInvPairs, 160 NumberOfFragments, 301 HoareAnnotationTreeSize, 102 FomulaSimplifications, 3417 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1137 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 1053 NumberOfCodeBlocks, 1053 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1370 ConstructedInterpolants, 0 QuantifiedInterpolants, 397554 SizeOfPredicates, 11 NumberOfNonLiveVariables, 2967 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 401/409 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...