java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label35.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 17:58:31,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 17:58:31,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 17:58:31,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 17:58:31,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 17:58:31,238 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 17:58:31,240 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 17:58:31,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 17:58:31,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 17:58:31,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 17:58:31,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 17:58:31,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 17:58:31,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 17:58:31,263 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 17:58:31,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 17:58:31,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 17:58:31,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 17:58:31,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 17:58:31,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 17:58:31,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 17:58:31,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 17:58:31,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 17:58:31,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 17:58:31,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 17:58:31,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-13 17:58:31,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 17:58:31,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 17:58:31,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 17:58:31,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 17:58:31,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 17:58:31,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 17:58:31,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 17:58:31,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 17:58:31,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 17:58:31,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 17:58:31,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 17:58:31,304 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 17:58:31,323 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 17:58:31,324 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 17:58:31,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 17:58:31,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 17:58:31,325 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 17:58:31,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 17:58:31,326 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 17:58:31,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 17:58:31,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 17:58:31,326 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 17:58:31,327 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 17:58:31,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 17:58:31,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 17:58:31,327 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 17:58:31,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 17:58:31,328 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 17:58:31,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 17:58:31,328 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 17:58:31,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 17:58:31,328 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 17:58:31,329 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 17:58:31,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 17:58:31,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 17:58:31,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 17:58:31,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 17:58:31,330 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 17:58:31,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 17:58:31,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 17:58:31,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 17:58:31,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 17:58:31,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 17:58:31,668 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 17:58:31,669 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 17:58:31,670 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 17:58:31,670 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label35.c [2019-10-13 17:58:31,749 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e39c6ad3/c7bfee13f5c1471f8d17498e6f608521/FLAG4b743b676 [2019-10-13 17:58:32,338 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 17:58:32,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label35.c [2019-10-13 17:58:32,358 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e39c6ad3/c7bfee13f5c1471f8d17498e6f608521/FLAG4b743b676 [2019-10-13 17:58:32,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e39c6ad3/c7bfee13f5c1471f8d17498e6f608521 [2019-10-13 17:58:32,584 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 17:58:32,586 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 17:58:32,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 17:58:32,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 17:58:32,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 17:58:32,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:58:32" (1/1) ... [2019-10-13 17:58:32,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59906cd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:58:32, skipping insertion in model container [2019-10-13 17:58:32,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 05:58:32" (1/1) ... [2019-10-13 17:58:32,604 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 17:58:32,667 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 17:58:33,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:58:33,247 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 17:58:33,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 17:58:33,406 INFO L192 MainTranslator]: Completed translation [2019-10-13 17:58:33,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:58:33 WrapperNode [2019-10-13 17:58:33,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 17:58:33,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 17:58:33,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 17:58:33,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 17:58:33,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:58:33" (1/1) ... [2019-10-13 17:58:33,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:58:33" (1/1) ... [2019-10-13 17:58:33,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:58:33" (1/1) ... [2019-10-13 17:58:33,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:58:33" (1/1) ... [2019-10-13 17:58:33,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:58:33" (1/1) ... [2019-10-13 17:58:33,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:58:33" (1/1) ... [2019-10-13 17:58:33,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:58:33" (1/1) ... [2019-10-13 17:58:33,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 17:58:33,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 17:58:33,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 17:58:33,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 17:58:33,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:58:33" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 17:58:33,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 17:58:33,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 17:58:33,579 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-13 17:58:33,579 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 17:58:33,579 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-13 17:58:33,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 17:58:33,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 17:58:33,579 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-13 17:58:33,580 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 17:58:33,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 17:58:33,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 17:58:34,852 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 17:58:34,854 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-13 17:58:34,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:58:34 BoogieIcfgContainer [2019-10-13 17:58:34,857 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 17:58:34,858 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 17:58:34,859 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 17:58:34,864 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 17:58:34,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 05:58:32" (1/3) ... [2019-10-13 17:58:34,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67b27868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:58:34, skipping insertion in model container [2019-10-13 17:58:34,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 05:58:33" (2/3) ... [2019-10-13 17:58:34,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67b27868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 05:58:34, skipping insertion in model container [2019-10-13 17:58:34,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 05:58:34" (3/3) ... [2019-10-13 17:58:34,875 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label35.c [2019-10-13 17:58:34,886 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 17:58:34,898 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 17:58:34,910 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 17:58:34,946 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 17:58:34,946 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 17:58:34,946 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 17:58:34,946 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 17:58:34,946 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 17:58:34,947 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 17:58:34,947 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 17:58:34,947 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 17:58:34,972 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2019-10-13 17:58:34,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 17:58:34,981 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:58:34,982 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] [2019-10-13 17:58:34,983 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:58:34,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:58:34,988 INFO L82 PathProgramCache]: Analyzing trace with hash 87735998, now seen corresponding path program 1 times [2019-10-13 17:58:34,996 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:58:34,996 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976707930] [2019-10-13 17:58:34,997 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:58:34,997 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:58:34,997 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:58:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:35,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:58:35,341 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976707930] [2019-10-13 17:58:35,341 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:58:35,342 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 17:58:35,342 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908538286] [2019-10-13 17:58:35,349 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 17:58:35,350 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:58:35,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 17:58:35,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-13 17:58:35,366 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2019-10-13 17:58:37,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:58:37,370 INFO L93 Difference]: Finished difference Result 730 states and 1301 transitions. [2019-10-13 17:58:37,372 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 17:58:37,373 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2019-10-13 17:58:37,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:58:37,405 INFO L225 Difference]: With dead ends: 730 [2019-10-13 17:58:37,406 INFO L226 Difference]: Without dead ends: 447 [2019-10-13 17:58:37,418 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:58:37,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2019-10-13 17:58:37,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 441. [2019-10-13 17:58:37,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 441 states. [2019-10-13 17:58:37,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 672 transitions. [2019-10-13 17:58:37,504 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 672 transitions. Word has length 57 [2019-10-13 17:58:37,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:58:37,505 INFO L462 AbstractCegarLoop]: Abstraction has 441 states and 672 transitions. [2019-10-13 17:58:37,505 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 17:58:37,505 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 672 transitions. [2019-10-13 17:58:37,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-10-13 17:58:37,513 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:58:37,516 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 17:58:37,516 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:58:37,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:58:37,517 INFO L82 PathProgramCache]: Analyzing trace with hash 2101552402, now seen corresponding path program 1 times [2019-10-13 17:58:37,517 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:58:37,517 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571212539] [2019-10-13 17:58:37,518 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:58:37,518 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:58:37,518 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:58:37,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:37,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:37,881 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:58:37,881 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571212539] [2019-10-13 17:58:37,882 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:58:37,882 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 17:58:37,882 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845678916] [2019-10-13 17:58:37,886 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 17:58:37,887 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:58:37,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 17:58:37,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-10-13 17:58:37,887 INFO L87 Difference]: Start difference. First operand 441 states and 672 transitions. Second operand 8 states. [2019-10-13 17:58:40,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:58:40,327 INFO L93 Difference]: Finished difference Result 1673 states and 2829 transitions. [2019-10-13 17:58:40,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-13 17:58:40,328 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 139 [2019-10-13 17:58:40,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:58:40,341 INFO L225 Difference]: With dead ends: 1673 [2019-10-13 17:58:40,341 INFO L226 Difference]: Without dead ends: 1238 [2019-10-13 17:58:40,343 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2019-10-13 17:58:40,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1238 states. [2019-10-13 17:58:40,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1238 to 1196. [2019-10-13 17:58:40,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1196 states. [2019-10-13 17:58:40,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 1196 states and 1791 transitions. [2019-10-13 17:58:40,455 INFO L78 Accepts]: Start accepts. Automaton has 1196 states and 1791 transitions. Word has length 139 [2019-10-13 17:58:40,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:58:40,456 INFO L462 AbstractCegarLoop]: Abstraction has 1196 states and 1791 transitions. [2019-10-13 17:58:40,456 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-13 17:58:40,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1791 transitions. [2019-10-13 17:58:40,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-10-13 17:58:40,466 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:58:40,467 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 17:58:40,467 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:58:40,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:58:40,467 INFO L82 PathProgramCache]: Analyzing trace with hash 183641138, now seen corresponding path program 1 times [2019-10-13 17:58:40,468 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:58:40,468 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767236489] [2019-10-13 17:58:40,468 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:58:40,468 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:58:40,469 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:58:40,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:40,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:40,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:40,754 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:58:40,755 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767236489] [2019-10-13 17:58:40,755 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:58:40,755 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 17:58:40,755 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927943201] [2019-10-13 17:58:40,756 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 17:58:40,756 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:58:40,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 17:58:40,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:58:40,757 INFO L87 Difference]: Start difference. First operand 1196 states and 1791 transitions. Second operand 9 states. [2019-10-13 17:58:42,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:58:42,740 INFO L93 Difference]: Finished difference Result 3485 states and 5791 transitions. [2019-10-13 17:58:42,741 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-13 17:58:42,741 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 155 [2019-10-13 17:58:42,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:58:42,759 INFO L225 Difference]: With dead ends: 3485 [2019-10-13 17:58:42,760 INFO L226 Difference]: Without dead ends: 2295 [2019-10-13 17:58:42,765 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=167, Unknown=0, NotChecked=0, Total=240 [2019-10-13 17:58:42,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2295 states. [2019-10-13 17:58:42,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2295 to 1822. [2019-10-13 17:58:42,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1822 states. [2019-10-13 17:58:42,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1822 states and 2776 transitions. [2019-10-13 17:58:42,861 INFO L78 Accepts]: Start accepts. Automaton has 1822 states and 2776 transitions. Word has length 155 [2019-10-13 17:58:42,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:58:42,862 INFO L462 AbstractCegarLoop]: Abstraction has 1822 states and 2776 transitions. [2019-10-13 17:58:42,862 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 17:58:42,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 2776 transitions. [2019-10-13 17:58:42,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-10-13 17:58:42,867 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:58:42,868 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-13 17:58:42,868 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:58:42,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:58:42,868 INFO L82 PathProgramCache]: Analyzing trace with hash -1775901982, now seen corresponding path program 1 times [2019-10-13 17:58:42,869 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:58:42,869 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626611585] [2019-10-13 17:58:42,869 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:58:42,869 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:58:42,869 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:58:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:42,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:43,215 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:58:43,215 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626611585] [2019-10-13 17:58:43,215 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 17:58:43,216 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 17:58:43,216 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667585798] [2019-10-13 17:58:43,217 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-13 17:58:43,217 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:58:43,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-13 17:58:43,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-13 17:58:43,218 INFO L87 Difference]: Start difference. First operand 1822 states and 2776 transitions. Second operand 9 states. [2019-10-13 17:58:44,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:58:44,626 INFO L93 Difference]: Finished difference Result 4429 states and 7107 transitions. [2019-10-13 17:58:44,627 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 17:58:44,627 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 179 [2019-10-13 17:58:44,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:58:44,643 INFO L225 Difference]: With dead ends: 4429 [2019-10-13 17:58:44,643 INFO L226 Difference]: Without dead ends: 2613 [2019-10-13 17:58:44,650 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2019-10-13 17:58:44,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2613 states. [2019-10-13 17:58:44,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2613 to 2269. [2019-10-13 17:58:44,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2269 states. [2019-10-13 17:58:44,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 2269 states and 3105 transitions. [2019-10-13 17:58:44,736 INFO L78 Accepts]: Start accepts. Automaton has 2269 states and 3105 transitions. Word has length 179 [2019-10-13 17:58:44,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:58:44,737 INFO L462 AbstractCegarLoop]: Abstraction has 2269 states and 3105 transitions. [2019-10-13 17:58:44,737 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-13 17:58:44,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 3105 transitions. [2019-10-13 17:58:44,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-10-13 17:58:44,743 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:58:44,743 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2019-10-13 17:58:44,744 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:58:44,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:58:44,744 INFO L82 PathProgramCache]: Analyzing trace with hash 1344572437, now seen corresponding path program 1 times [2019-10-13 17:58:44,745 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:58:44,745 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146360495] [2019-10-13 17:58:44,745 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:58:44,745 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:58:44,745 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:58:44,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:44,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:45,024 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 176 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 17:58:45,025 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146360495] [2019-10-13 17:58:45,025 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [737604896] [2019-10-13 17:58:45,025 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:58:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:45,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:58:45,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:58:45,315 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 177 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 17:58:45,316 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 17:58:45,316 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 12 [2019-10-13 17:58:45,316 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867475716] [2019-10-13 17:58:45,317 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-13 17:58:45,317 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:58:45,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-13 17:58:45,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2019-10-13 17:58:45,318 INFO L87 Difference]: Start difference. First operand 2269 states and 3105 transitions. Second operand 12 states. [2019-10-13 17:58:49,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:58:49,386 INFO L93 Difference]: Finished difference Result 6171 states and 8798 transitions. [2019-10-13 17:58:49,386 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2019-10-13 17:58:49,387 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 218 [2019-10-13 17:58:49,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:58:49,414 INFO L225 Difference]: With dead ends: 6171 [2019-10-13 17:58:49,414 INFO L226 Difference]: Without dead ends: 3763 [2019-10-13 17:58:49,427 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 230 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=367, Invalid=1039, Unknown=0, NotChecked=0, Total=1406 [2019-10-13 17:58:49,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3763 states. [2019-10-13 17:58:49,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3763 to 3008. [2019-10-13 17:58:49,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3008 states. [2019-10-13 17:58:49,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 3008 states and 3941 transitions. [2019-10-13 17:58:49,567 INFO L78 Accepts]: Start accepts. Automaton has 3008 states and 3941 transitions. Word has length 218 [2019-10-13 17:58:49,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:58:49,568 INFO L462 AbstractCegarLoop]: Abstraction has 3008 states and 3941 transitions. [2019-10-13 17:58:49,568 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-13 17:58:49,568 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 3941 transitions. [2019-10-13 17:58:49,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-10-13 17:58:49,577 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 17:58:49,577 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2019-10-13 17:58:49,783 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:58:49,783 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 17:58:49,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 17:58:49,784 INFO L82 PathProgramCache]: Analyzing trace with hash 2104798097, now seen corresponding path program 1 times [2019-10-13 17:58:49,784 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 17:58:49,784 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416180838] [2019-10-13 17:58:49,785 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:58:49,785 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 17:58:49,786 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 17:58:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:50,073 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 101 proven. 2 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-10-13 17:58:50,074 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416180838] [2019-10-13 17:58:50,078 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [468002278] [2019-10-13 17:58:50,078 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:58:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 17:58:50,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 17:58:50,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 17:58:50,313 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-10-13 17:58:50,314 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-13 17:58:50,317 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-10-13 17:58:50,318 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865860282] [2019-10-13 17:58:50,319 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 17:58:50,319 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 17:58:50,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 17:58:50,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:58:50,320 INFO L87 Difference]: Start difference. First operand 3008 states and 3941 transitions. Second operand 3 states. [2019-10-13 17:58:50,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 17:58:50,874 INFO L93 Difference]: Finished difference Result 6306 states and 8353 transitions. [2019-10-13 17:58:50,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 17:58:50,874 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 232 [2019-10-13 17:58:50,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 17:58:50,875 INFO L225 Difference]: With dead ends: 6306 [2019-10-13 17:58:50,875 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 17:58:50,890 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-13 17:58:50,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 17:58:50,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 17:58:50,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 17:58:50,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 17:58:50,892 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 232 [2019-10-13 17:58:50,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 17:58:50,892 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 17:58:50,892 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 17:58:50,892 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 17:58:50,892 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 17:58:51,097 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 17:58:51,102 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 17:58:51,556 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 131 [2019-10-13 17:58:51,726 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 131 [2019-10-13 17:58:52,251 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 34 [2019-10-13 17:58:52,558 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 34 [2019-10-13 17:58:52,840 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 34 [2019-10-13 17:58:52,842 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:58:52,843 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a10~0 |old(~a10~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a19~0 |old(~a19~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a1~0 |old(~a1~0)|)) [2019-10-13 17:58:52,843 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:58:52,843 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2019-10-13 17:58:52,843 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,843 INFO L443 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,843 INFO L443 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,843 INFO L443 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,843 INFO L443 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,844 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,844 INFO L443 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2019-10-13 17:58:52,845 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2019-10-13 17:58:52,845 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-10-13 17:58:52,845 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-10-13 17:58:52,846 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-10-13 17:58:52,846 INFO L443 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-10-13 17:58:52,846 INFO L443 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-10-13 17:58:52,846 INFO L443 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-10-13 17:58:52,846 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2019-10-13 17:58:52,846 INFO L443 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2019-10-13 17:58:52,846 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2019-10-13 17:58:52,846 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,847 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,847 INFO L443 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,847 INFO L443 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,847 INFO L443 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,847 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2019-10-13 17:58:52,847 INFO L443 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2019-10-13 17:58:52,847 INFO L443 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2019-10-13 17:58:52,847 INFO L443 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2019-10-13 17:58:52,848 INFO L443 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-10-13 17:58:52,848 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-10-13 17:58:52,848 INFO L443 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-10-13 17:58:52,848 INFO L443 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-10-13 17:58:52,849 INFO L443 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-10-13 17:58:52,849 INFO L443 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2019-10-13 17:58:52,849 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2019-10-13 17:58:52,849 INFO L443 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2019-10-13 17:58:52,850 INFO L443 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2019-10-13 17:58:52,850 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2019-10-13 17:58:52,850 INFO L443 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,851 INFO L443 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,851 INFO L443 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,852 INFO L443 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,852 INFO L443 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,852 INFO L443 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2019-10-13 17:58:52,852 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-13 17:58:52,852 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-10-13 17:58:52,852 INFO L443 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-10-13 17:58:52,852 INFO L443 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-10-13 17:58:52,853 INFO L443 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-10-13 17:58:52,853 INFO L443 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2019-10-13 17:58:52,853 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2019-10-13 17:58:52,853 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2019-10-13 17:58:52,853 INFO L443 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2019-10-13 17:58:52,853 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,853 INFO L443 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,853 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,853 INFO L443 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,854 INFO L443 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,854 INFO L443 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2019-10-13 17:58:52,854 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2019-10-13 17:58:52,854 INFO L443 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2019-10-13 17:58:52,854 INFO L443 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-10-13 17:58:52,854 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-10-13 17:58:52,854 INFO L443 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-10-13 17:58:52,854 INFO L443 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-10-13 17:58:52,855 INFO L443 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-10-13 17:58:52,855 INFO L443 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2019-10-13 17:58:52,855 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2019-10-13 17:58:52,855 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2019-10-13 17:58:52,856 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2019-10-13 17:58:52,856 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2019-10-13 17:58:52,856 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,856 INFO L443 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,856 INFO L443 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,857 INFO L443 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,857 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,857 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-10-13 17:58:52,857 INFO L443 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-10-13 17:58:52,857 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-10-13 17:58:52,857 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-13 17:58:52,857 INFO L443 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-10-13 17:58:52,857 INFO L443 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2019-10-13 17:58:52,858 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2019-10-13 17:58:52,862 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2019-10-13 17:58:52,862 INFO L443 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2019-10-13 17:58:52,863 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,863 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,863 INFO L443 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,863 INFO L443 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,863 INFO L443 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,863 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,863 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,863 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2019-10-13 17:58:52,864 INFO L443 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2019-10-13 17:58:52,865 INFO L443 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2019-10-13 17:58:52,865 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2019-10-13 17:58:52,865 INFO L443 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-10-13 17:58:52,865 INFO L443 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-10-13 17:58:52,865 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-13 17:58:52,865 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-13 17:58:52,865 INFO L443 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-10-13 17:58:52,865 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2019-10-13 17:58:52,866 INFO L443 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2019-10-13 17:58:52,866 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2019-10-13 17:58:52,866 INFO L443 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2019-10-13 17:58:52,866 INFO L443 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,867 INFO L443 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,867 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,867 INFO L443 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,867 INFO L443 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-10-13 17:58:52,867 INFO L443 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,867 INFO L443 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,867 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2019-10-13 17:58:52,867 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2019-10-13 17:58:52,867 INFO L443 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2019-10-13 17:58:52,868 INFO L443 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-10-13 17:58:52,868 INFO L443 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-10-13 17:58:52,868 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-10-13 17:58:52,868 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-13 17:58:52,868 INFO L443 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-10-13 17:58:52,868 INFO L443 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-10-13 17:58:52,868 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2019-10-13 17:58:52,869 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2019-10-13 17:58:52,869 INFO L443 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2019-10-13 17:58:52,869 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2019-10-13 17:58:52,869 INFO L443 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,869 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,869 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,869 INFO L443 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,869 INFO L443 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,870 INFO L443 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,870 INFO L443 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2019-10-13 17:58:52,870 INFO L443 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2019-10-13 17:58:52,870 INFO L443 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2019-10-13 17:58:52,870 INFO L443 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-10-13 17:58:52,870 INFO L443 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-10-13 17:58:52,870 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-10-13 17:58:52,870 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-13 17:58:52,871 INFO L443 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-10-13 17:58:52,871 INFO L443 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-10-13 17:58:52,871 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 157) no Hoare annotation was computed. [2019-10-13 17:58:52,871 INFO L443 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2019-10-13 17:58:52,871 INFO L443 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2019-10-13 17:58:52,873 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse1 (not (= 14 ~a4~0))) (.cse2 (not (= 0 ~a12~0))) (.cse3 (not (<= |old(~a19~0)| 9))) (.cse0 (and (= ~a1~0 |old(~a1~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= |old(~a10~0)| 2))) (or .cse1 .cse2 (not (<= |old(~a10~0)| 1)) .cse0) (or (or .cse1 .cse2 .cse3 (= 7 |old(~a19~0)|)) .cse0))) [2019-10-13 17:58:52,873 INFO L443 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2019-10-13 17:58:52,873 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2019-10-13 17:58:52,873 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2019-10-13 17:58:52,873 INFO L443 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,873 INFO L443 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,873 INFO L443 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,873 INFO L443 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,874 INFO L443 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,874 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,874 INFO L443 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2019-10-13 17:58:52,874 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-13 17:58:52,874 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-10-13 17:58:52,874 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-10-13 17:58:52,874 INFO L443 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-10-13 17:58:52,874 INFO L443 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-10-13 17:58:52,874 INFO L443 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-10-13 17:58:52,875 INFO L443 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2019-10-13 17:58:52,875 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2019-10-13 17:58:52,875 INFO L443 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2019-10-13 17:58:52,875 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2019-10-13 17:58:52,875 INFO L443 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2019-10-13 17:58:52,875 INFO L443 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2019-10-13 17:58:52,875 INFO L443 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,875 INFO L443 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,875 INFO L443 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,876 INFO L443 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,876 INFO L443 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,876 INFO L443 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,876 INFO L443 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2019-10-13 17:58:52,876 INFO L443 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2019-10-13 17:58:52,876 INFO L443 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2019-10-13 17:58:52,876 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-10-13 17:58:52,876 INFO L443 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-10-13 17:58:52,877 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-13 17:58:52,877 INFO L443 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-10-13 17:58:52,877 INFO L443 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-10-13 17:58:52,877 INFO L443 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-10-13 17:58:52,877 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2019-10-13 17:58:52,877 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2019-10-13 17:58:52,877 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2019-10-13 17:58:52,877 INFO L443 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,877 INFO L443 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,878 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,878 INFO L443 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,878 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,878 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2019-10-13 17:58:52,878 INFO L443 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2019-10-13 17:58:52,878 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2019-10-13 17:58:52,878 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2019-10-13 17:58:52,878 INFO L443 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-10-13 17:58:52,879 INFO L443 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-10-13 17:58:52,879 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-10-13 17:58:52,879 INFO L443 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-10-13 17:58:52,879 INFO L443 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-10-13 17:58:52,879 INFO L443 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-10-13 17:58:52,879 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2019-10-13 17:58:52,879 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2019-10-13 17:58:52,879 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2019-10-13 17:58:52,879 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 17:58:52,880 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a1~0 23) (= 14 ~a4~0) (<= ~a19~0 9) (= ~a12~0 0) (<= ~a10~0 0) (<= 9 ~a19~0)) [2019-10-13 17:58:52,880 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 17:58:52,880 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 17:58:52,880 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (and (= ~a1~0 |old(~a1~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|)) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (<= |old(~a19~0)| 9)) (not (<= |old(~a1~0)| 23)) (not (<= |old(~a10~0)| 0)) (not (<= 9 |old(~a19~0)|))) [2019-10-13 17:58:52,880 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2019-10-13 17:58:52,880 INFO L439 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 9))) (or (and (not (= ~a19~0 7)) .cse0) (and .cse0 (<= ~a10~0 2)) (not (= 0 ~a12~0)) (not (= 14 ~a4~0)) (<= ~a10~0 1) (not (<= |old(~a19~0)| 9)) (not (<= |old(~a1~0)| 23)) (not (<= |old(~a10~0)| 0)) (not (<= 9 |old(~a19~0)|)))) [2019-10-13 17:58:52,881 INFO L443 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2019-10-13 17:58:52,881 INFO L443 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-10-13 17:58:52,881 INFO L439 ceAbstractionStarter]: At program point L582-2(lines 582 591) the Hoare annotation is: (let ((.cse0 (<= ~a19~0 9))) (or (and (not (= ~a19~0 7)) .cse0) (and .cse0 (<= ~a10~0 2)) (not (= 0 ~a12~0)) (not (= 14 ~a4~0)) (<= ~a10~0 1) (not (<= |old(~a19~0)| 9)) (not (<= |old(~a1~0)| 23)) (not (<= |old(~a10~0)| 0)) (not (<= 9 |old(~a19~0)|)))) [2019-10-13 17:58:52,881 INFO L443 ceAbstractionStarter]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2019-10-13 17:58:52,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 05:58:52 BoogieIcfgContainer [2019-10-13 17:58:52,924 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 17:58:52,928 INFO L168 Benchmark]: Toolchain (without parser) took 20341.91 ms. Allocated memory was 141.6 MB in the beginning and 505.4 MB in the end (delta: 363.9 MB). Free memory was 101.5 MB in the beginning and 303.1 MB in the end (delta: -201.6 MB). Peak memory consumption was 340.1 MB. Max. memory is 7.1 GB. [2019-10-13 17:58:52,931 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 141.6 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-13 17:58:52,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 820.31 ms. Allocated memory was 141.6 MB in the beginning and 205.0 MB in the end (delta: 63.4 MB). Free memory was 101.3 MB in the beginning and 171.3 MB in the end (delta: -70.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 7.1 GB. [2019-10-13 17:58:52,933 INFO L168 Benchmark]: Boogie Preprocessor took 112.82 ms. Allocated memory is still 205.0 MB. Free memory was 171.3 MB in the beginning and 166.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-10-13 17:58:52,936 INFO L168 Benchmark]: RCFGBuilder took 1335.84 ms. Allocated memory was 205.0 MB in the beginning and 237.0 MB in the end (delta: 32.0 MB). Free memory was 166.3 MB in the beginning and 182.6 MB in the end (delta: -16.3 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2019-10-13 17:58:52,937 INFO L168 Benchmark]: TraceAbstraction took 18065.68 ms. Allocated memory was 237.0 MB in the beginning and 505.4 MB in the end (delta: 268.4 MB). Free memory was 182.6 MB in the beginning and 303.1 MB in the end (delta: -120.5 MB). Peak memory consumption was 325.7 MB. Max. memory is 7.1 GB. [2019-10-13 17:58:52,947 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 141.6 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 820.31 ms. Allocated memory was 141.6 MB in the beginning and 205.0 MB in the end (delta: 63.4 MB). Free memory was 101.3 MB in the beginning and 171.3 MB in the end (delta: -70.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.82 ms. Allocated memory is still 205.0 MB. Free memory was 171.3 MB in the beginning and 166.3 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1335.84 ms. Allocated memory was 205.0 MB in the beginning and 237.0 MB in the end (delta: 32.0 MB). Free memory was 166.3 MB in the beginning and 182.6 MB in the end (delta: -16.3 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18065.68 ms. Allocated memory was 237.0 MB in the beginning and 505.4 MB in the end (delta: 268.4 MB). Free memory was 182.6 MB in the beginning and 303.1 MB in the end (delta: -120.5 MB). Peak memory consumption was 325.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 157]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: ((((((((!(a19 == 7) && a19 <= 9) || (a19 <= 9 && a10 <= 2)) || !(0 == a12)) || !(14 == a4)) || a10 <= 1) || !(\old(a19) <= 9)) || !(\old(a1) <= 23)) || !(\old(a10) <= 0)) || !(9 <= \old(a19)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Result: SAFE, OverallTime: 17.9s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 12.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, HoareTripleCheckerStatistics: 203 SDtfs, 4422 SDslu, 281 SDs, 0 SdLazy, 6891 SolverSat, 2015 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 562 GetRequests, 477 SyntacticMatches, 2 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 418 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3008occurred 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, 6 MinimizatonAttempts, 1620 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 117 PreInvPairs, 179 NumberOfFragments, 250 HoareAnnotationTreeSize, 117 FomulaSimplifications, 23721 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5871 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 1430 NumberOfCodeBlocks, 1430 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1422 ConstructedInterpolants, 0 QuantifiedInterpolants, 749914 SizeOfPredicates, 2 NumberOfNonLiveVariables, 800 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 856/862 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...