/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label21.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 18:58:26,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 18:58:26,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 18:58:26,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-06 18:58:26,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 18:58:26,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 18:58:26,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 18:58:26,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 18:58:26,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 18:58:26,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 18:58:26,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 18:58:26,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 18:58:26,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 18:58:26,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 18:58:26,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 18:58:26,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 18:58:26,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-06 18:58:26,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 18:58:26,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 18:58:26,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 18:58:26,122 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 [2019-11-06 18:58:26,136 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 18:58:26,136 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 18:58:26,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 18:58:26,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 18:58:26,138 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 18:58:26,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 18:58:26,138 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 18:58:26,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 18:58:26,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 18:58:26,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 18:58:26,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 18:58:26,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 18:58:26,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 18:58:26,139 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 18:58:26,140 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 18:58:26,140 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 18:58:26,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 18:58:26,140 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 18:58:26,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 18:58:26,141 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 18:58:26,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 18:58:26,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 18:58:26,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 18:58:26,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 18:58:26,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 18:58:26,142 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 18:58:26,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 18:58:26,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 18:58:26,143 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 18:58:26,433 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 18:58:26,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 18:58:26,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 18:58:26,454 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 18:58:26,455 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 18:58:26,455 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label21.c [2019-11-06 18:58:26,542 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d6f56fb3/8630c9399b114605a768ead530aaf6e3/FLAGf633d8ff0 [2019-11-06 18:58:27,056 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 18:58:27,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label21.c [2019-11-06 18:58:27,070 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d6f56fb3/8630c9399b114605a768ead530aaf6e3/FLAGf633d8ff0 [2019-11-06 18:58:27,302 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d6f56fb3/8630c9399b114605a768ead530aaf6e3 [2019-11-06 18:58:27,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 18:58:27,314 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 18:58:27,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 18:58:27,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 18:58:27,320 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 18:58:27,321 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:58:27" (1/1) ... [2019-11-06 18:58:27,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10ac9d02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:58:27, skipping insertion in model container [2019-11-06 18:58:27,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 06:58:27" (1/1) ... [2019-11-06 18:58:27,332 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 18:58:27,382 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 18:58:27,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 18:58:27,786 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 18:58:27,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 18:58:28,021 INFO L192 MainTranslator]: Completed translation [2019-11-06 18:58:28,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:58:28 WrapperNode [2019-11-06 18:58:28,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 18:58:28,023 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 18:58:28,023 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 18:58:28,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 18:58:28,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:58:28" (1/1) ... [2019-11-06 18:58:28,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:58:28" (1/1) ... [2019-11-06 18:58:28,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:58:28" (1/1) ... [2019-11-06 18:58:28,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:58:28" (1/1) ... [2019-11-06 18:58:28,092 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:58:28" (1/1) ... [2019-11-06 18:58:28,124 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:58:28" (1/1) ... [2019-11-06 18:58:28,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:58:28" (1/1) ... [2019-11-06 18:58:28,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 18:58:28,138 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 18:58:28,138 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 18:58:28,138 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 18:58:28,139 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:58:28" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 18:58:28,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 18:58:28,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 18:58:28,196 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-06 18:58:28,196 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 18:58:28,196 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-06 18:58:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 18:58:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 18:58:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-06 18:58:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 18:58:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 18:58:28,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 18:58:29,406 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 18:58:29,407 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-06 18:58:29,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:58:29 BoogieIcfgContainer [2019-11-06 18:58:29,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 18:58:29,411 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 18:58:29,411 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 18:58:29,416 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 18:58:29,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 06:58:27" (1/3) ... [2019-11-06 18:58:29,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63d75aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:58:29, skipping insertion in model container [2019-11-06 18:58:29,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 06:58:28" (2/3) ... [2019-11-06 18:58:29,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63d75aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 06:58:29, skipping insertion in model container [2019-11-06 18:58:29,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 06:58:29" (3/3) ... [2019-11-06 18:58:29,430 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label21.c [2019-11-06 18:58:29,441 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 18:58:29,449 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 18:58:29,458 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 18:58:29,486 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 18:58:29,486 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 18:58:29,487 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 18:58:29,487 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 18:58:29,487 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 18:58:29,487 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 18:58:29,488 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 18:58:29,488 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 18:58:29,521 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2019-11-06 18:58:29,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-06 18:58:29,536 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:58:29,537 INFO L410 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] [2019-11-06 18:58:29,539 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:58:29,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:58:29,544 INFO L82 PathProgramCache]: Analyzing trace with hash 1487720814, now seen corresponding path program 1 times [2019-11-06 18:58:29,553 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:58:29,553 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662221288] [2019-11-06 18:58:29,553 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:58:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:30,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:58:30,143 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662221288] [2019-11-06 18:58:30,144 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 18:58:30,144 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 18:58:30,147 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381231405] [2019-11-06 18:58:30,154 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 18:58:30,155 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:58:30,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 18:58:30,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-06 18:58:30,172 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2019-11-06 18:58:31,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:58:31,854 INFO L93 Difference]: Finished difference Result 627 states and 1073 transitions. [2019-11-06 18:58:31,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-06 18:58:31,856 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 102 [2019-11-06 18:58:31,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:58:31,874 INFO L225 Difference]: With dead ends: 627 [2019-11-06 18:58:31,875 INFO L226 Difference]: Without dead ends: 327 [2019-11-06 18:58:31,882 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-06 18:58:31,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2019-11-06 18:58:31,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 319. [2019-11-06 18:58:31,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2019-11-06 18:58:31,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 480 transitions. [2019-11-06 18:58:31,960 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 480 transitions. Word has length 102 [2019-11-06 18:58:31,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:58:31,961 INFO L462 AbstractCegarLoop]: Abstraction has 319 states and 480 transitions. [2019-11-06 18:58:31,961 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-06 18:58:31,961 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 480 transitions. [2019-11-06 18:58:31,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-06 18:58:31,966 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:58:31,967 INFO L410 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] [2019-11-06 18:58:31,967 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:58:31,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:58:31,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1854436435, now seen corresponding path program 1 times [2019-11-06 18:58:31,968 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:58:31,968 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488506356] [2019-11-06 18:58:31,969 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:58:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:32,192 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:58:32,192 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488506356] [2019-11-06 18:58:32,193 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 18:58:32,193 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 18:58:32,193 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4768900] [2019-11-06 18:58:32,195 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-06 18:58:32,196 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:58:32,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-06 18:58:32,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-11-06 18:58:32,197 INFO L87 Difference]: Start difference. First operand 319 states and 480 transitions. Second operand 9 states. [2019-11-06 18:58:33,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:58:33,069 INFO L93 Difference]: Finished difference Result 635 states and 968 transitions. [2019-11-06 18:58:33,069 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-06 18:58:33,069 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 117 [2019-11-06 18:58:33,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:58:33,072 INFO L225 Difference]: With dead ends: 635 [2019-11-06 18:58:33,073 INFO L226 Difference]: Without dead ends: 322 [2019-11-06 18:58:33,075 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2019-11-06 18:58:33,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 322 states. [2019-11-06 18:58:33,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 322 to 310. [2019-11-06 18:58:33,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2019-11-06 18:58:33,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 437 transitions. [2019-11-06 18:58:33,099 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 437 transitions. Word has length 117 [2019-11-06 18:58:33,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:58:33,100 INFO L462 AbstractCegarLoop]: Abstraction has 310 states and 437 transitions. [2019-11-06 18:58:33,100 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-06 18:58:33,100 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 437 transitions. [2019-11-06 18:58:33,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-06 18:58:33,103 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:58:33,103 INFO L410 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] [2019-11-06 18:58:33,104 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:58:33,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:58:33,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1506178426, now seen corresponding path program 1 times [2019-11-06 18:58:33,104 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:58:33,105 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272612483] [2019-11-06 18:58:33,105 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:58:33,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:33,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:33,364 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:58:33,365 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272612483] [2019-11-06 18:58:33,365 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 18:58:33,365 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 18:58:33,367 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3421443] [2019-11-06 18:58:33,369 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-11-06 18:58:33,369 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:58:33,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-11-06 18:58:33,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-11-06 18:58:33,370 INFO L87 Difference]: Start difference. First operand 310 states and 437 transitions. Second operand 9 states. [2019-11-06 18:58:35,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:58:35,315 INFO L93 Difference]: Finished difference Result 1090 states and 1576 transitions. [2019-11-06 18:58:35,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-06 18:58:35,316 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 124 [2019-11-06 18:58:35,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:58:35,322 INFO L225 Difference]: With dead ends: 1090 [2019-11-06 18:58:35,322 INFO L226 Difference]: Without dead ends: 786 [2019-11-06 18:58:35,324 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2019-11-06 18:58:35,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states. [2019-11-06 18:58:35,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 614. [2019-11-06 18:58:35,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 614 states. [2019-11-06 18:58:35,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 801 transitions. [2019-11-06 18:58:35,361 INFO L78 Accepts]: Start accepts. Automaton has 614 states and 801 transitions. Word has length 124 [2019-11-06 18:58:35,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:58:35,362 INFO L462 AbstractCegarLoop]: Abstraction has 614 states and 801 transitions. [2019-11-06 18:58:35,362 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-11-06 18:58:35,362 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 801 transitions. [2019-11-06 18:58:35,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2019-11-06 18:58:35,366 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:58:35,366 INFO L410 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] [2019-11-06 18:58:35,367 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:58:35,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:58:35,367 INFO L82 PathProgramCache]: Analyzing trace with hash -1280951697, now seen corresponding path program 1 times [2019-11-06 18:58:35,367 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:58:35,368 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337808509] [2019-11-06 18:58:35,368 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:58:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:35,567 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2019-11-06 18:58:35,567 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337808509] [2019-11-06 18:58:35,567 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [543457629] [2019-11-06 18:58:35,568 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 [2019-11-06 18:58:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:35,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:58:35,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:58:35,847 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-06 18:58:35,847 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 18:58:35,848 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-11-06 18:58:35,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020959961] [2019-11-06 18:58:35,849 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 18:58:35,849 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:58:35,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 18:58:35,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-11-06 18:58:35,850 INFO L87 Difference]: Start difference. First operand 614 states and 801 transitions. Second operand 3 states. [2019-11-06 18:58:36,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:58:36,389 INFO L93 Difference]: Finished difference Result 1516 states and 2020 transitions. [2019-11-06 18:58:36,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 18:58:36,390 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 137 [2019-11-06 18:58:36,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:58:36,395 INFO L225 Difference]: With dead ends: 1516 [2019-11-06 18:58:36,396 INFO L226 Difference]: Without dead ends: 908 [2019-11-06 18:58:36,397 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-11-06 18:58:36,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 908 states. [2019-11-06 18:58:36,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 908 to 908. [2019-11-06 18:58:36,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 908 states. [2019-11-06 18:58:36,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1104 transitions. [2019-11-06 18:58:36,433 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1104 transitions. Word has length 137 [2019-11-06 18:58:36,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:58:36,434 INFO L462 AbstractCegarLoop]: Abstraction has 908 states and 1104 transitions. [2019-11-06 18:58:36,434 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 18:58:36,434 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1104 transitions. [2019-11-06 18:58:36,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-06 18:58:36,438 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:58:36,439 INFO L410 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:58:36,653 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:58:36,653 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:58:36,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:58:36,654 INFO L82 PathProgramCache]: Analyzing trace with hash 152572177, now seen corresponding path program 1 times [2019-11-06 18:58:36,654 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:58:36,654 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847206867] [2019-11-06 18:58:36,655 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:58:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:36,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:36,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:36,859 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-06 18:58:36,859 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847206867] [2019-11-06 18:58:36,859 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341743660] [2019-11-06 18:58:36,860 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 [2019-11-06 18:58:36,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:36,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:58:36,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:58:37,040 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 18:58:37,040 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 18:58:37,040 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5] total 13 [2019-11-06 18:58:37,041 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240283111] [2019-11-06 18:58:37,041 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-06 18:58:37,042 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:58:37,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-06 18:58:37,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2019-11-06 18:58:37,043 INFO L87 Difference]: Start difference. First operand 908 states and 1104 transitions. Second operand 13 states. [2019-11-06 18:58:37,547 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2019-11-06 18:58:39,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:58:39,481 INFO L93 Difference]: Finished difference Result 1990 states and 2478 transitions. [2019-11-06 18:58:39,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2019-11-06 18:58:39,481 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 153 [2019-11-06 18:58:39,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:58:39,488 INFO L225 Difference]: With dead ends: 1990 [2019-11-06 18:58:39,489 INFO L226 Difference]: Without dead ends: 1088 [2019-11-06 18:58:39,491 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=202, Invalid=554, Unknown=0, NotChecked=0, Total=756 [2019-11-06 18:58:39,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1088 states. [2019-11-06 18:58:39,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1088 to 922. [2019-11-06 18:58:39,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 922 states. [2019-11-06 18:58:39,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 922 states and 1136 transitions. [2019-11-06 18:58:39,537 INFO L78 Accepts]: Start accepts. Automaton has 922 states and 1136 transitions. Word has length 153 [2019-11-06 18:58:39,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:58:39,538 INFO L462 AbstractCegarLoop]: Abstraction has 922 states and 1136 transitions. [2019-11-06 18:58:39,538 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-11-06 18:58:39,538 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1136 transitions. [2019-11-06 18:58:39,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-06 18:58:39,544 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 18:58:39,544 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 18:58:39,748 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:58:39,749 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 18:58:39,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 18:58:39,752 INFO L82 PathProgramCache]: Analyzing trace with hash 1934986668, now seen corresponding path program 1 times [2019-11-06 18:58:39,752 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 18:58:39,753 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274868846] [2019-11-06 18:58:39,753 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 18:58:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:39,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:39,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:39,944 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 57 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-06 18:58:39,949 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274868846] [2019-11-06 18:58:39,949 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [576675242] [2019-11-06 18:58:39,949 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:58:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 18:58:40,096 INFO L256 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-06 18:58:40,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 18:58:40,199 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-06 18:58:40,200 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-06 18:58:40,200 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-11-06 18:58:40,201 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799304529] [2019-11-06 18:58:40,210 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 18:58:40,210 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 18:58:40,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 18:58:40,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-06 18:58:40,211 INFO L87 Difference]: Start difference. First operand 922 states and 1136 transitions. Second operand 3 states. [2019-11-06 18:58:40,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 18:58:40,687 INFO L93 Difference]: Finished difference Result 1837 states and 2275 transitions. [2019-11-06 18:58:40,687 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 18:58:40,687 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2019-11-06 18:58:40,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 18:58:40,688 INFO L225 Difference]: With dead ends: 1837 [2019-11-06 18:58:40,688 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 18:58:40,692 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-06 18:58:40,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 18:58:40,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 18:58:40,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 18:58:40,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 18:58:40,694 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 161 [2019-11-06 18:58:40,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 18:58:40,694 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 18:58:40,694 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 18:58:40,694 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 18:58:40,694 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 18:58:40,902 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 18:58:40,907 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 18:58:41,382 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 33 [2019-11-06 18:58:41,516 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 18:58:41,516 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~d~0 |old(~d~0)|)) [2019-11-06 18:58:41,516 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 18:58:41,517 INFO L443 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,517 INFO L443 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,517 INFO L443 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,517 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,517 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,517 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-06 18:58:41,517 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-06 18:58:41,517 INFO L443 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-06 18:58:41,517 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-06 18:58:41,518 INFO L443 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-06 18:58:41,518 INFO L443 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-06 18:58:41,518 INFO L443 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-06 18:58:41,518 INFO L443 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-06 18:58:41,518 INFO L443 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-06 18:58:41,518 INFO L443 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-06 18:58:41,518 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-06 18:58:41,518 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-06 18:58:41,519 INFO L443 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-06 18:58:41,519 INFO L443 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,519 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,519 INFO L443 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,519 INFO L443 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,519 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-06 18:58:41,519 INFO L443 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,519 INFO L443 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-06 18:58:41,520 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-06 18:58:41,520 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-06 18:58:41,520 INFO L443 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-06 18:58:41,520 INFO L443 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-06 18:58:41,520 INFO L443 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-06 18:58:41,520 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-06 18:58:41,520 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-06 18:58:41,520 INFO L443 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-06 18:58:41,521 INFO L443 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-06 18:58:41,521 INFO L443 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-06 18:58:41,521 INFO L443 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-06 18:58:41,521 INFO L443 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-06 18:58:41,521 INFO L443 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-06 18:58:41,521 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-06 18:58:41,521 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,521 INFO L443 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,522 INFO L443 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,522 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,522 INFO L443 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,522 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-06 18:58:41,522 INFO L443 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-06 18:58:41,522 INFO L443 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-06 18:58:41,522 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-06 18:58:41,523 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-06 18:58:41,523 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-06 18:58:41,523 INFO L443 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-06 18:58:41,523 INFO L443 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-06 18:58:41,523 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-06 18:58:41,523 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-06 18:58:41,523 INFO L443 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-06 18:58:41,523 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,523 INFO L443 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,524 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,524 INFO L443 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,524 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,524 INFO L443 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-06 18:58:41,524 INFO L443 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-06 18:58:41,524 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-06 18:58:41,524 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-06 18:58:41,524 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-06 18:58:41,524 INFO L443 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-06 18:58:41,525 INFO L443 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-06 18:58:41,525 INFO L443 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-06 18:58:41,525 INFO L443 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-06 18:58:41,525 INFO L443 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-06 18:58:41,525 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-06 18:58:41,525 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-06 18:58:41,525 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-06 18:58:41,525 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,526 INFO L443 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,526 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,526 INFO L443 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,526 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,526 INFO L443 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-06 18:58:41,526 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-06 18:58:41,526 INFO L443 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-06 18:58:41,526 INFO L443 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-06 18:58:41,526 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-06 18:58:41,527 INFO L443 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-06 18:58:41,527 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-06 18:58:41,527 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-06 18:58:41,527 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-06 18:58:41,527 INFO L443 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-06 18:58:41,527 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-06 18:58:41,527 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-06 18:58:41,527 INFO L443 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-06 18:58:41,528 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-06 18:58:41,528 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-06 18:58:41,528 INFO L443 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-06 18:58:41,528 INFO L443 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,528 INFO L443 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,528 INFO L443 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,528 INFO L443 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,528 INFO L443 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-06 18:58:41,529 INFO L443 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,529 INFO L443 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-06 18:58:41,529 INFO L443 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,529 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-06 18:58:41,529 INFO L443 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-06 18:58:41,529 INFO L443 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-06 18:58:41,529 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,529 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,529 INFO L443 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-06 18:58:41,530 INFO L443 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-06 18:58:41,530 INFO L443 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-06 18:58:41,530 INFO L443 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-06 18:58:41,530 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-06 18:58:41,530 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-06 18:58:41,530 INFO L443 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-06 18:58:41,530 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-06 18:58:41,530 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-06 18:58:41,531 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-06 18:58:41,531 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-06 18:58:41,531 INFO L443 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,531 INFO L443 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,531 INFO L443 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,531 INFO L443 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,531 INFO L443 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,532 INFO L443 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,532 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-06 18:58:41,532 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-06 18:58:41,532 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-06 18:58:41,532 INFO L443 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-06 18:58:41,532 INFO L443 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-06 18:58:41,532 INFO L443 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-06 18:58:41,532 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-06 18:58:41,532 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-06 18:58:41,533 INFO L443 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-06 18:58:41,533 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-06 18:58:41,533 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-06 18:58:41,533 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,533 INFO L443 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,533 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,533 INFO L443 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,533 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,534 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,534 INFO L443 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-06 18:58:41,534 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-06 18:58:41,534 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-06 18:58:41,534 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-06 18:58:41,534 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-06 18:58:41,534 INFO L443 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-06 18:58:41,534 INFO L443 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-06 18:58:41,534 INFO L443 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-06 18:58:41,535 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-06 18:58:41,535 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-06 18:58:41,535 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-06 18:58:41,535 INFO L443 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-06 18:58:41,535 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-06 18:58:41,535 INFO L443 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-06 18:58:41,535 INFO L443 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,535 INFO L443 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,535 INFO L443 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,536 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse0 (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|))) (.cse1 (not (<= |old(~a17~0)| 8)))) (and (or .cse0 (not (<= |old(~a28~0)| 7)) .cse1) (or .cse0 (not (<= 9 |old(~a28~0)|)) .cse1 (= 11 |old(~a28~0)|)) (or (not (<= 8 |old(~a17~0)|)) .cse0 .cse1))) [2019-11-06 18:58:41,536 INFO L443 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,536 INFO L443 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,536 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,536 INFO L443 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-06 18:58:41,536 INFO L443 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-06 18:58:41,536 INFO L443 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-06 18:58:41,537 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-06 18:58:41,537 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-06 18:58:41,537 INFO L443 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-06 18:58:41,537 INFO L443 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-06 18:58:41,537 INFO L443 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-06 18:58:41,537 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-06 18:58:41,537 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-06 18:58:41,537 INFO L443 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-06 18:58:41,537 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-06 18:58:41,538 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-06 18:58:41,538 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,538 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,538 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 460) no Hoare annotation was computed. [2019-11-06 18:58:41,538 INFO L443 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,538 INFO L443 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,538 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,538 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,539 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-06 18:58:41,539 INFO L443 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-06 18:58:41,539 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-06 18:58:41,539 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-06 18:58:41,539 INFO L443 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-06 18:58:41,539 INFO L443 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-06 18:58:41,539 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-06 18:58:41,539 INFO L443 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-06 18:58:41,539 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-06 18:58:41,540 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-06 18:58:41,540 INFO L443 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-06 18:58:41,540 INFO L443 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-06 18:58:41,540 INFO L443 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-06 18:58:41,540 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-06 18:58:41,540 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-06 18:58:41,540 INFO L443 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-06 18:58:41,540 INFO L443 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,540 INFO L443 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,540 INFO L443 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,541 INFO L443 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,541 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-06 18:58:41,541 INFO L443 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-06 18:58:41,541 INFO L443 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-06 18:58:41,541 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-06 18:58:41,541 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-06 18:58:41,541 INFO L443 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-06 18:58:41,541 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-06 18:58:41,541 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-06 18:58:41,542 INFO L443 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-06 18:58:41,542 INFO L443 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-06 18:58:41,542 INFO L443 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-06 18:58:41,542 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-06 18:58:41,542 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-06 18:58:41,542 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-06 18:58:41,542 INFO L443 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-06 18:58:41,542 INFO L443 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-06 18:58:41,542 INFO L443 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-06 18:58:41,543 INFO L443 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-06 18:58:41,543 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-06 18:58:41,543 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-06 18:58:41,543 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 18:58:41,543 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a28~0 7) (<= 8 ~a17~0) (<= ~a17~0 8)) [2019-11-06 18:58:41,543 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 18:58:41,543 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 18:58:41,543 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (<= 8 |old(~a17~0)|)) (not (<= |old(~a17~0)| 8)) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|))) [2019-11-06 18:58:41,544 INFO L439 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (and (<= 9 ~a28~0) .cse0 (not (= ~a28~0 11))) (not (<= 8 |old(~a17~0)|)) (not (<= |old(~a17~0)| 8)) (and (<= 8 ~a17~0) .cse0) (and (<= ~a28~0 7) .cse0))) [2019-11-06 18:58:41,544 INFO L443 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2019-11-06 18:58:41,544 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2019-11-06 18:58:41,544 INFO L439 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (and (<= 9 ~a28~0) .cse0 (not (= ~a28~0 11))) (not (<= 8 |old(~a17~0)|)) (not (<= |old(~a17~0)| 8)) (and (<= 8 ~a17~0) .cse0) (and (<= ~a28~0 7) .cse0))) [2019-11-06 18:58:41,544 INFO L443 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2019-11-06 18:58:41,544 INFO L443 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-06 18:58:41,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 06:58:41 BoogieIcfgContainer [2019-11-06 18:58:41,561 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 18:58:41,563 INFO L168 Benchmark]: Toolchain (without parser) took 14249.41 ms. Allocated memory was 135.8 MB in the beginning and 430.4 MB in the end (delta: 294.6 MB). Free memory was 99.2 MB in the beginning and 303.3 MB in the end (delta: -204.0 MB). Peak memory consumption was 269.0 MB. Max. memory is 7.1 GB. [2019-11-06 18:58:41,564 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 135.8 MB. Free memory is still 118.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-06 18:58:41,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.11 ms. Allocated memory was 135.8 MB in the beginning and 201.9 MB in the end (delta: 66.1 MB). Free memory was 98.8 MB in the beginning and 169.4 MB in the end (delta: -70.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. [2019-11-06 18:58:41,566 INFO L168 Benchmark]: Boogie Preprocessor took 115.09 ms. Allocated memory is still 201.9 MB. Free memory was 169.4 MB in the beginning and 164.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2019-11-06 18:58:41,567 INFO L168 Benchmark]: RCFGBuilder took 1272.01 ms. Allocated memory was 201.9 MB in the beginning and 230.2 MB in the end (delta: 28.3 MB). Free memory was 164.0 MB in the beginning and 179.9 MB in the end (delta: -15.9 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. [2019-11-06 18:58:41,568 INFO L168 Benchmark]: TraceAbstraction took 12150.63 ms. Allocated memory was 230.2 MB in the beginning and 430.4 MB in the end (delta: 200.3 MB). Free memory was 179.9 MB in the beginning and 303.3 MB in the end (delta: -123.4 MB). Peak memory consumption was 255.3 MB. Max. memory is 7.1 GB. [2019-11-06 18:58:41,572 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 135.8 MB. Free memory is still 118.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 707.11 ms. Allocated memory was 135.8 MB in the beginning and 201.9 MB in the end (delta: 66.1 MB). Free memory was 98.8 MB in the beginning and 169.4 MB in the end (delta: -70.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.09 ms. Allocated memory is still 201.9 MB. Free memory was 169.4 MB in the beginning and 164.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1272.01 ms. Allocated memory was 201.9 MB in the beginning and 230.2 MB in the end (delta: 28.3 MB). Free memory was 164.0 MB in the beginning and 179.9 MB in the end (delta: -15.9 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12150.63 ms. Allocated memory was 230.2 MB in the beginning and 430.4 MB in the end (delta: 200.3 MB). Free memory was 179.9 MB in the beginning and 303.3 MB in the end (delta: -123.4 MB). Peak memory consumption was 255.3 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: ((((!(\old(a28) <= 7) || ((9 <= a28 && a17 <= 8) && !(a28 == 11))) || !(8 <= \old(a17))) || !(\old(a17) <= 8)) || (8 <= a17 && a17 <= 8)) || (a28 <= 7 && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Result: SAFE, OverallTime: 12.0s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 8.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 546 SDtfs, 3402 SDslu, 255 SDs, 0 SdLazy, 4018 SolverSat, 1162 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 543 GetRequests, 478 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=922occurred 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, 358 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 33 PreInvPairs, 45 NumberOfFragments, 247 HoareAnnotationTreeSize, 33 FomulaSimplifications, 7244 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 565 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1245 NumberOfCodeBlocks, 1245 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1236 ConstructedInterpolants, 0 QuantifiedInterpolants, 423391 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1251 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 383/405 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...