java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label21.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:56:18,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:56:18,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:56:18,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:56:18,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:56:18,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:56:18,810 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:56:18,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:56:18,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:56:18,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:56:18,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:56:18,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:56:18,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:56:18,830 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:56:18,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:56:18,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:56:18,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:56:18,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:56:18,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:56:18,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:56:18,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:56:18,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:56:18,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:56:18,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:56:18,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-14 23:56:18,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:56:18,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:56:18,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:56:18,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:56:18,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:56:18,861 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:56:18,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:56:18,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:56:18,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:56:18,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:56:18,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:56:18,865 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:56:18,900 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:56:18,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:56:18,901 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:56:18,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:56:18,902 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:56:18,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:56:18,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:56:18,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:56:18,905 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:56:18,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:56:18,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:56:18,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:56:18,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:56:18,910 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:56:18,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:56:18,911 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:56:18,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:56:18,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:56:18,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:56:18,912 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:56:18,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:56:18,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:56:18,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:56:18,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:56:18,913 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:56:18,913 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:56:18,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:56:18,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:56:18,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-14 23:56:19,216 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:56:19,235 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:56:19,238 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:56:19,240 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:56:19,240 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:56:19,241 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label21.c [2019-10-14 23:56:19,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6841fe531/5cd9a78ffa8c42caa9d6f048122c9d9b/FLAG6c9dfc582 [2019-10-14 23:56:19,841 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:56:19,841 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label21.c [2019-10-14 23:56:19,851 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6841fe531/5cd9a78ffa8c42caa9d6f048122c9d9b/FLAG6c9dfc582 [2019-10-14 23:56:20,120 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6841fe531/5cd9a78ffa8c42caa9d6f048122c9d9b [2019-10-14 23:56:20,130 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:56:20,132 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:56:20,133 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:56:20,133 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:56:20,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:56:20,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:56:20" (1/1) ... [2019-10-14 23:56:20,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f39b728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:56:20, skipping insertion in model container [2019-10-14 23:56:20,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:56:20" (1/1) ... [2019-10-14 23:56:20,147 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:56:20,190 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:56:20,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:56:20,699 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:56:20,814 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:56:20,830 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:56:20,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:56:20 WrapperNode [2019-10-14 23:56:20,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:56:20,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:56:20,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:56:20,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:56:20,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:56:20" (1/1) ... [2019-10-14 23:56:20,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:56:20" (1/1) ... [2019-10-14 23:56:20,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:56:20" (1/1) ... [2019-10-14 23:56:20,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:56:20" (1/1) ... [2019-10-14 23:56:20,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:56:20" (1/1) ... [2019-10-14 23:56:20,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:56:20" (1/1) ... [2019-10-14 23:56:20,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:56:20" (1/1) ... [2019-10-14 23:56:20,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:56:20,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:56:20,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:56:20,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:56:20,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:56:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:56:20,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:56:20,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:56:20,982 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-14 23:56:20,982 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:56:20,982 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-14 23:56:20,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:56:20,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:56:20,983 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 23:56:20,983 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:56:20,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:56:20,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:56:22,153 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:56:22,153 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 23:56:22,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:56:22 BoogieIcfgContainer [2019-10-14 23:56:22,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:56:22,156 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:56:22,156 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:56:22,159 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:56:22,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:56:20" (1/3) ... [2019-10-14 23:56:22,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71f9aaac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:56:22, skipping insertion in model container [2019-10-14 23:56:22,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:56:20" (2/3) ... [2019-10-14 23:56:22,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71f9aaac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:56:22, skipping insertion in model container [2019-10-14 23:56:22,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:56:22" (3/3) ... [2019-10-14 23:56:22,163 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label21.c [2019-10-14 23:56:22,173 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:56:22,182 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:56:22,193 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:56:22,226 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:56:22,226 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:56:22,226 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:56:22,226 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:56:22,228 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:56:22,228 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:56:22,228 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:56:22,229 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:56:22,255 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2019-10-14 23:56:22,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-10-14 23:56:22,267 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:56:22,269 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:56:22,271 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:56:22,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:56:22,278 INFO L82 PathProgramCache]: Analyzing trace with hash 1487720814, now seen corresponding path program 1 times [2019-10-14 23:56:22,290 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-14 23:56:22,291 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761849979] [2019-10-14 23:56:22,291 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:56:22,291 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:56:22,292 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:56:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:56:22,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:56:22,832 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761849979] [2019-10-14 23:56:22,833 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:56:22,834 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-14 23:56:22,834 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383000410] [2019-10-14 23:56:22,843 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 23:56:22,844 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-14 23:56:22,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 23:56:22,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-14 23:56:22,864 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2019-10-14 23:56:23,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:56:23,810 INFO L93 Difference]: Finished difference Result 615 states and 1053 transitions. [2019-10-14 23:56:23,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 23:56:23,812 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 102 [2019-10-14 23:56:23,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:56:23,842 INFO L225 Difference]: With dead ends: 615 [2019-10-14 23:56:23,842 INFO L226 Difference]: Without dead ends: 317 [2019-10-14 23:56:23,857 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-14 23:56:23,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2019-10-14 23:56:23,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 317. [2019-10-14 23:56:23,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 317 states. [2019-10-14 23:56:23,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 478 transitions. [2019-10-14 23:56:23,944 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 478 transitions. Word has length 102 [2019-10-14 23:56:23,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:56:23,945 INFO L462 AbstractCegarLoop]: Abstraction has 317 states and 478 transitions. [2019-10-14 23:56:23,946 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 23:56:23,946 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 478 transitions. [2019-10-14 23:56:23,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-10-14 23:56:23,951 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:56:23,951 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:56:23,951 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:56:23,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:56:23,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1854436435, now seen corresponding path program 1 times [2019-10-14 23:56:23,952 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-14 23:56:23,953 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991862589] [2019-10-14 23:56:23,953 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:56:23,953 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:56:23,953 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:56:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:56:24,073 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:56:24,074 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991862589] [2019-10-14 23:56:24,074 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:56:24,074 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-14 23:56:24,074 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092877972] [2019-10-14 23:56:24,076 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-14 23:56:24,076 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-14 23:56:24,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-14 23:56:24,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-10-14 23:56:24,077 INFO L87 Difference]: Start difference. First operand 317 states and 478 transitions. Second operand 6 states. [2019-10-14 23:56:24,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:56:24,532 INFO L93 Difference]: Finished difference Result 625 states and 951 transitions. [2019-10-14 23:56:24,534 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-14 23:56:24,534 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 117 [2019-10-14 23:56:24,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:56:24,537 INFO L225 Difference]: With dead ends: 625 [2019-10-14 23:56:24,537 INFO L226 Difference]: Without dead ends: 314 [2019-10-14 23:56:24,538 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-14 23:56:24,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2019-10-14 23:56:24,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 310. [2019-10-14 23:56:24,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2019-10-14 23:56:24,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 437 transitions. [2019-10-14 23:56:24,563 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 437 transitions. Word has length 117 [2019-10-14 23:56:24,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:56:24,564 INFO L462 AbstractCegarLoop]: Abstraction has 310 states and 437 transitions. [2019-10-14 23:56:24,564 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-14 23:56:24,564 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 437 transitions. [2019-10-14 23:56:24,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-10-14 23:56:24,567 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:56:24,567 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-14 23:56:24,567 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:56:24,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:56:24,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1506178426, now seen corresponding path program 1 times [2019-10-14 23:56:24,568 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-14 23:56:24,568 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379788871] [2019-10-14 23:56:24,569 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:56:24,569 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:56:24,569 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:56:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:56:24,659 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:56:24,659 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379788871] [2019-10-14 23:56:24,660 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:56:24,660 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-14 23:56:24,660 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960042186] [2019-10-14 23:56:24,661 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-14 23:56:24,661 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-14 23:56:24,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-14 23:56:24,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-10-14 23:56:24,662 INFO L87 Difference]: Start difference. First operand 310 states and 437 transitions. Second operand 6 states. [2019-10-14 23:56:25,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:56:25,455 INFO L93 Difference]: Finished difference Result 782 states and 1124 transitions. [2019-10-14 23:56:25,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 23:56:25,458 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 124 [2019-10-14 23:56:25,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:56:25,462 INFO L225 Difference]: With dead ends: 782 [2019-10-14 23:56:25,462 INFO L226 Difference]: Without dead ends: 478 [2019-10-14 23:56:25,464 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-14 23:56:25,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 478 states. [2019-10-14 23:56:25,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 478 to 461. [2019-10-14 23:56:25,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 461 states. [2019-10-14 23:56:25,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 632 transitions. [2019-10-14 23:56:25,524 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 632 transitions. Word has length 124 [2019-10-14 23:56:25,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:56:25,525 INFO L462 AbstractCegarLoop]: Abstraction has 461 states and 632 transitions. [2019-10-14 23:56:25,525 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-14 23:56:25,525 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 632 transitions. [2019-10-14 23:56:25,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-10-14 23:56:25,532 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:56:25,532 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:56:25,536 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:56:25,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:56:25,536 INFO L82 PathProgramCache]: Analyzing trace with hash -683087106, now seen corresponding path program 1 times [2019-10-14 23:56:25,537 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-14 23:56:25,537 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077556928] [2019-10-14 23:56:25,537 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:56:25,537 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:56:25,537 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:56:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:56:25,769 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:56:25,770 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077556928] [2019-10-14 23:56:25,770 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:56:25,770 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-14 23:56:25,770 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720187925] [2019-10-14 23:56:25,771 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 23:56:25,771 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-14 23:56:25,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 23:56:25,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-14 23:56:25,772 INFO L87 Difference]: Start difference. First operand 461 states and 632 transitions. Second operand 5 states. [2019-10-14 23:56:26,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:56:26,410 INFO L93 Difference]: Finished difference Result 1004 states and 1402 transitions. [2019-10-14 23:56:26,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-14 23:56:26,410 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 128 [2019-10-14 23:56:26,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:56:26,414 INFO L225 Difference]: With dead ends: 1004 [2019-10-14 23:56:26,414 INFO L226 Difference]: Without dead ends: 461 [2019-10-14 23:56:26,415 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-14 23:56:26,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2019-10-14 23:56:26,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 461. [2019-10-14 23:56:26,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 461 states. [2019-10-14 23:56:26,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 622 transitions. [2019-10-14 23:56:26,430 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 622 transitions. Word has length 128 [2019-10-14 23:56:26,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:56:26,431 INFO L462 AbstractCegarLoop]: Abstraction has 461 states and 622 transitions. [2019-10-14 23:56:26,431 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 23:56:26,431 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 622 transitions. [2019-10-14 23:56:26,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-10-14 23:56:26,433 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:56:26,433 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:56:26,434 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:56:26,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:56:26,434 INFO L82 PathProgramCache]: Analyzing trace with hash 235752310, now seen corresponding path program 1 times [2019-10-14 23:56:26,434 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-14 23:56:26,435 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207155590] [2019-10-14 23:56:26,435 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:56:26,435 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:56:26,435 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:56:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:56:26,517 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:56:26,518 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207155590] [2019-10-14 23:56:26,518 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:56:26,518 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-14 23:56:26,518 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813273069] [2019-10-14 23:56:26,519 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-14 23:56:26,519 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-14 23:56:26,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-14 23:56:26,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-10-14 23:56:26,520 INFO L87 Difference]: Start difference. First operand 461 states and 622 transitions. Second operand 6 states. [2019-10-14 23:56:27,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:56:27,209 INFO L93 Difference]: Finished difference Result 1224 states and 1677 transitions. [2019-10-14 23:56:27,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 23:56:27,209 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 132 [2019-10-14 23:56:27,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:56:27,216 INFO L225 Difference]: With dead ends: 1224 [2019-10-14 23:56:27,216 INFO L226 Difference]: Without dead ends: 769 [2019-10-14 23:56:27,217 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-14 23:56:27,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2019-10-14 23:56:27,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 761. [2019-10-14 23:56:27,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 761 states. [2019-10-14 23:56:27,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 761 states and 1004 transitions. [2019-10-14 23:56:27,256 INFO L78 Accepts]: Start accepts. Automaton has 761 states and 1004 transitions. Word has length 132 [2019-10-14 23:56:27,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:56:27,257 INFO L462 AbstractCegarLoop]: Abstraction has 761 states and 1004 transitions. [2019-10-14 23:56:27,257 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-14 23:56:27,257 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1004 transitions. [2019-10-14 23:56:27,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-10-14 23:56:27,260 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:56:27,261 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-10-14 23:56:27,261 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:56:27,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:56:27,262 INFO L82 PathProgramCache]: Analyzing trace with hash -1280951697, now seen corresponding path program 1 times [2019-10-14 23:56:27,262 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-14 23:56:27,262 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105613709] [2019-10-14 23:56:27,262 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:56:27,262 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:56:27,263 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:56:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:56:27,465 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 23:56:27,465 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105613709] [2019-10-14 23:56:27,466 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934852969] [2019-10-14 23:56:27,466 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 23:56:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:56:27,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 23:56:27,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 23:56:27,655 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-14 23:56:27,656 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-14 23:56:27,805 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-14 23:56:27,806 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2019-10-14 23:56:27,807 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 10 [2019-10-14 23:56:27,807 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233251582] [2019-10-14 23:56:27,808 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-14 23:56:27,808 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-14 23:56:27,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-14 23:56:27,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-10-14 23:56:27,809 INFO L87 Difference]: Start difference. First operand 761 states and 1004 transitions. Second operand 4 states. [2019-10-14 23:56:28,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:56:28,553 INFO L93 Difference]: Finished difference Result 1664 states and 2215 transitions. [2019-10-14 23:56:28,554 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-14 23:56:28,554 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 137 [2019-10-14 23:56:28,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:56:28,555 INFO L225 Difference]: With dead ends: 1664 [2019-10-14 23:56:28,555 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 23:56:28,562 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 277 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-10-14 23:56:28,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 23:56:28,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 23:56:28,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 23:56:28,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 23:56:28,563 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 137 [2019-10-14 23:56:28,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:56:28,564 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 23:56:28,564 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-14 23:56:28,564 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 23:56:28,564 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 23:56:28,771 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 23:56:28,776 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 23:56:29,065 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 43 [2019-10-14 23:56:29,189 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 34 [2019-10-14 23:56:29,299 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 34 [2019-10-14 23:56:29,302 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:56:29,302 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a17~0 |old(~a17~0)|) (= ~a28~0 |old(~a28~0)|)) [2019-10-14 23:56:29,303 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:56:29,303 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,303 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,303 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,303 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,303 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,303 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-10-14 23:56:29,303 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-10-14 23:56:29,303 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-10-14 23:56:29,304 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-14 23:56:29,304 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-10-14 23:56:29,304 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-10-14 23:56:29,304 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-10-14 23:56:29,304 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-10-14 23:56:29,304 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-10-14 23:56:29,305 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-10-14 23:56:29,305 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-10-14 23:56:29,305 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-10-14 23:56:29,305 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-10-14 23:56:29,305 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,305 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,305 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,305 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,306 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-10-14 23:56:29,306 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,306 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-10-14 23:56:29,306 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-10-14 23:56:29,306 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-14 23:56:29,306 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-10-14 23:56:29,307 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-10-14 23:56:29,307 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-10-14 23:56:29,307 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-10-14 23:56:29,307 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-10-14 23:56:29,307 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-10-14 23:56:29,307 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-10-14 23:56:29,307 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-10-14 23:56:29,307 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-10-14 23:56:29,308 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-10-14 23:56:29,308 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-10-14 23:56:29,308 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-10-14 23:56:29,308 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,308 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,308 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,308 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,309 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,309 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-10-14 23:56:29,309 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-10-14 23:56:29,309 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-10-14 23:56:29,309 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-10-14 23:56:29,309 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-10-14 23:56:29,309 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-10-14 23:56:29,310 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-10-14 23:56:29,310 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-10-14 23:56:29,310 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-10-14 23:56:29,310 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-10-14 23:56:29,310 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-10-14 23:56:29,310 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 460) no Hoare annotation was computed. [2019-10-14 23:56:29,310 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,310 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,311 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,311 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,311 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,311 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-10-14 23:56:29,311 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-10-14 23:56:29,311 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-10-14 23:56:29,311 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-14 23:56:29,311 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-10-14 23:56:29,311 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-10-14 23:56:29,311 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-10-14 23:56:29,311 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-10-14 23:56:29,311 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-10-14 23:56:29,312 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-10-14 23:56:29,312 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-10-14 23:56:29,312 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-10-14 23:56:29,312 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-10-14 23:56:29,312 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,312 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,312 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,312 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,312 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,312 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-10-14 23:56:29,312 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-10-14 23:56:29,313 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-10-14 23:56:29,313 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-10-14 23:56:29,313 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-14 23:56:29,313 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-10-14 23:56:29,313 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-10-14 23:56:29,313 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-10-14 23:56:29,313 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-10-14 23:56:29,313 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-10-14 23:56:29,313 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-10-14 23:56:29,314 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-10-14 23:56:29,314 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-10-14 23:56:29,314 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-10-14 23:56:29,314 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-10-14 23:56:29,314 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-10-14 23:56:29,314 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,314 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,315 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,315 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,315 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-10-14 23:56:29,315 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,315 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-10-14 23:56:29,315 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,315 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-10-14 23:56:29,316 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-10-14 23:56:29,316 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-10-14 23:56:29,316 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,316 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,316 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-10-14 23:56:29,316 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-10-14 23:56:29,316 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-10-14 23:56:29,317 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-10-14 23:56:29,317 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-14 23:56:29,317 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-10-14 23:56:29,317 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-10-14 23:56:29,317 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-10-14 23:56:29,317 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-10-14 23:56:29,317 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-10-14 23:56:29,318 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-10-14 23:56:29,318 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,318 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,318 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,318 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,318 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,318 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,318 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-10-14 23:56:29,319 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-14 23:56:29,319 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-14 23:56:29,319 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-10-14 23:56:29,319 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-10-14 23:56:29,319 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-10-14 23:56:29,319 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-10-14 23:56:29,319 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-10-14 23:56:29,319 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-10-14 23:56:29,320 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-10-14 23:56:29,320 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-10-14 23:56:29,320 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,320 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,320 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,320 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,320 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,320 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,321 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-10-14 23:56:29,321 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-10-14 23:56:29,321 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-10-14 23:56:29,321 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-10-14 23:56:29,321 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-10-14 23:56:29,321 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-10-14 23:56:29,321 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-10-14 23:56:29,321 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-10-14 23:56:29,322 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-10-14 23:56:29,322 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-10-14 23:56:29,322 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-10-14 23:56:29,322 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-10-14 23:56:29,322 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-10-14 23:56:29,322 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-10-14 23:56:29,322 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,323 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,323 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,323 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse4 (= ~a17~0 |old(~a17~0)|)) (.cse5 (= ~a28~0 |old(~a28~0)|))) (let ((.cse1 (= 7 |old(~a17~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse2 (and .cse4 .cse5)) (.cse3 (= 9 |old(~a17~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 7 |old(~a28~0)|)) (not (= 1 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (and .cse4 (= ~a19~0 1) .cse5 (= ~a25~0 1) (= ~a11~0 1)) (not (= 1 |old(~a11~0)|)) (not .cse1)) (or .cse0 .cse2 .cse3 (= 11 |old(~a28~0)|) (not (< 8 |old(~a28~0)|)))))) [2019-10-14 23:56:29,323 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,323 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,324 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,324 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-10-14 23:56:29,324 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-10-14 23:56:29,324 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-10-14 23:56:29,324 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-10-14 23:56:29,324 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-10-14 23:56:29,324 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-10-14 23:56:29,325 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-10-14 23:56:29,325 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-10-14 23:56:29,325 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-10-14 23:56:29,325 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-10-14 23:56:29,325 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-10-14 23:56:29,325 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-10-14 23:56:29,325 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-10-14 23:56:29,325 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,326 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,326 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,326 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,326 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,326 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,326 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-10-14 23:56:29,326 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-10-14 23:56:29,327 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-10-14 23:56:29,327 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-10-14 23:56:29,327 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-10-14 23:56:29,327 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-10-14 23:56:29,327 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-10-14 23:56:29,327 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-10-14 23:56:29,327 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-10-14 23:56:29,327 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-10-14 23:56:29,328 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-10-14 23:56:29,328 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-10-14 23:56:29,328 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-10-14 23:56:29,328 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-10-14 23:56:29,328 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-10-14 23:56:29,328 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-10-14 23:56:29,328 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,328 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,329 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,329 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,329 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-10-14 23:56:29,329 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-10-14 23:56:29,329 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-10-14 23:56:29,329 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-10-14 23:56:29,329 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-10-14 23:56:29,330 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-10-14 23:56:29,330 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-10-14 23:56:29,330 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-10-14 23:56:29,330 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-10-14 23:56:29,330 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-10-14 23:56:29,330 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-10-14 23:56:29,330 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-10-14 23:56:29,330 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-10-14 23:56:29,331 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-10-14 23:56:29,331 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-10-14 23:56:29,331 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-10-14 23:56:29,331 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-10-14 23:56:29,331 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-10-14 23:56:29,331 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-10-14 23:56:29,331 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-10-14 23:56:29,331 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:56:29,332 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a17~0 7)) (= ~a21~0 1) (not (= ~a28~0 9)) (not (= ~a17~0 9)) (not (= ~a28~0 11))) [2019-10-14 23:56:29,332 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 23:56:29,332 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:56:29,332 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 7 |old(~a17~0)|) (and (= ~a17~0 |old(~a17~0)|) (= ~a28~0 |old(~a28~0)|)) (= 9 |old(~a28~0)|) (= 9 |old(~a17~0)|) (= 11 |old(~a28~0)|)) [2019-10-14 23:56:29,332 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (not (= ~a17~0 9)))) (or (not (= 1 ~a21~0)) (= 7 |old(~a17~0)|) (= 9 |old(~a28~0)|) (and (< 8 ~a28~0) .cse0 (not (= ~a28~0 11))) (= 11 |old(~a28~0)|) (and (not (= ~a17~0 7)) .cse0) (= 9 |old(~a17~0)|) (and (= ~a19~0 1) (= ~a28~0 7) (= ~a25~0 1) (= ~a11~0 1) .cse0))) [2019-10-14 23:56:29,332 INFO L443 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2019-10-14 23:56:29,333 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2019-10-14 23:56:29,333 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (not (= ~a17~0 9)))) (or (not (= 1 ~a21~0)) (= 7 |old(~a17~0)|) (= 9 |old(~a28~0)|) (and (< 8 ~a28~0) .cse0 (not (= ~a28~0 11))) (= 11 |old(~a28~0)|) (and (not (= ~a17~0 7)) .cse0) (= 9 |old(~a17~0)|) (and (= ~a19~0 1) (= ~a28~0 7) (= ~a25~0 1) (= ~a11~0 1) .cse0))) [2019-10-14 23:56:29,333 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-10-14 23:56:29,333 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-10-14 23:56:29,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:56:29 BoogieIcfgContainer [2019-10-14 23:56:29,350 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 23:56:29,352 INFO L168 Benchmark]: Toolchain (without parser) took 9220.70 ms. Allocated memory was 145.8 MB in the beginning and 358.1 MB in the end (delta: 212.3 MB). Free memory was 101.1 MB in the beginning and 288.5 MB in the end (delta: -187.4 MB). Peak memory consumption was 188.0 MB. Max. memory is 7.1 GB. [2019-10-14 23:56:29,353 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-14 23:56:29,354 INFO L168 Benchmark]: CACSL2BoogieTranslator took 698.60 ms. Allocated memory was 145.8 MB in the beginning and 205.0 MB in the end (delta: 59.2 MB). Free memory was 100.9 MB in the beginning and 170.4 MB in the end (delta: -69.6 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2019-10-14 23:56:29,355 INFO L168 Benchmark]: Boogie Preprocessor took 95.46 ms. Allocated memory is still 205.0 MB. Free memory was 170.4 MB in the beginning and 165.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-10-14 23:56:29,356 INFO L168 Benchmark]: RCFGBuilder took 1227.81 ms. Allocated memory was 205.0 MB in the beginning and 238.6 MB in the end (delta: 33.6 MB). Free memory was 165.6 MB in the beginning and 181.6 MB in the end (delta: -16.0 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. [2019-10-14 23:56:29,357 INFO L168 Benchmark]: TraceAbstraction took 7194.30 ms. Allocated memory was 238.6 MB in the beginning and 358.1 MB in the end (delta: 119.5 MB). Free memory was 181.6 MB in the beginning and 288.5 MB in the end (delta: -106.9 MB). Peak memory consumption was 175.8 MB. Max. memory is 7.1 GB. [2019-10-14 23:56:29,362 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 120.9 MB in the beginning and 120.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 698.60 ms. Allocated memory was 145.8 MB in the beginning and 205.0 MB in the end (delta: 59.2 MB). Free memory was 100.9 MB in the beginning and 170.4 MB in the end (delta: -69.6 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.46 ms. Allocated memory is still 205.0 MB. Free memory was 170.4 MB in the beginning and 165.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1227.81 ms. Allocated memory was 205.0 MB in the beginning and 238.6 MB in the end (delta: 33.6 MB). Free memory was 165.6 MB in the beginning and 181.6 MB in the end (delta: -16.0 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7194.30 ms. Allocated memory was 238.6 MB in the beginning and 358.1 MB in the end (delta: 119.5 MB). Free memory was 181.6 MB in the beginning and 288.5 MB in the end (delta: -106.9 MB). Peak memory consumption was 175.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 460]: 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: 606]: Loop Invariant Derived loop invariant: ((((((!(1 == a21) || 7 == \old(a17)) || 9 == \old(a28)) || ((8 < a28 && !(a17 == 9)) && !(a28 == 11))) || 11 == \old(a28)) || (!(a17 == 7) && !(a17 == 9))) || 9 == \old(a17)) || ((((a19 == 1 && a28 == 7) && a25 == 1) && a11 == 1) && !(a17 == 9)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Result: SAFE, OverallTime: 7.1s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 4.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 460 SDtfs, 2015 SDslu, 215 SDs, 0 SdLazy, 3161 SolverSat, 537 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 326 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=761occurred 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: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 29 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 29 PreInvPairs, 43 NumberOfFragments, 244 HoareAnnotationTreeSize, 29 FomulaSimplifications, 544 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 564 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 877 NumberOfCodeBlocks, 877 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1006 ConstructedInterpolants, 0 QuantifiedInterpolants, 497575 SizeOfPredicates, 2 NumberOfNonLiveVariables, 395 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 185/207 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...