/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/Problem14_label36.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 11:29:04,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 11:29:04,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 11:29:04,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-07-07 11:29:04,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 11:29:04,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 11:29:04,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 11:29:04,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 11:29:04,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 11:29:04,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 11:29:04,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 11:29:04,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 11:29:04,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 11:29:04,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 11:29:04,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 11:29:04,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 11:29:04,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-07 11:29:04,163 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-07 11:29:04,177 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 11:29:04,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 11:29:04,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 11:29:04,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 11:29:04,179 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 11:29:04,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 11:29:04,180 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 11:29:04,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 11:29:04,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 11:29:04,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 11:29:04,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 11:29:04,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 11:29:04,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 11:29:04,181 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 11:29:04,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 11:29:04,182 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 11:29:04,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 11:29:04,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 11:29:04,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 11:29:04,182 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 11:29:04,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 11:29:04,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 11:29:04,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 11:29:04,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 11:29:04,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 11:29:04,184 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 11:29:04,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 11:29:04,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 11:29:04,184 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 11:29:04,185 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 11:29:04,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 11:29:04,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 11:29:04,499 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 11:29:04,501 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 11:29:04,501 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 11:29:04,502 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label36.c [2020-07-07 11:29:04,586 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9dc7b833/be5be3e19a9845ccb5d06551384c4382/FLAGd4650d884 [2020-07-07 11:29:05,259 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 11:29:05,260 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label36.c [2020-07-07 11:29:05,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9dc7b833/be5be3e19a9845ccb5d06551384c4382/FLAGd4650d884 [2020-07-07 11:29:05,455 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9dc7b833/be5be3e19a9845ccb5d06551384c4382 [2020-07-07 11:29:05,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 11:29:05,469 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 11:29:05,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 11:29:05,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 11:29:05,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 11:29:05,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:29:05" (1/1) ... [2020-07-07 11:29:05,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d5199b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:29:05, skipping insertion in model container [2020-07-07 11:29:05,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:29:05" (1/1) ... [2020-07-07 11:29:05,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 11:29:05,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 11:29:06,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:29:06,087 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 11:29:06,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:29:06,261 INFO L208 MainTranslator]: Completed translation [2020-07-07 11:29:06,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:29:06 WrapperNode [2020-07-07 11:29:06,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 11:29:06,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 11:29:06,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 11:29:06,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 11:29:06,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:29:06" (1/1) ... [2020-07-07 11:29:06,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:29:06" (1/1) ... [2020-07-07 11:29:06,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:29:06" (1/1) ... [2020-07-07 11:29:06,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:29:06" (1/1) ... [2020-07-07 11:29:06,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:29:06" (1/1) ... [2020-07-07 11:29:06,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:29:06" (1/1) ... [2020-07-07 11:29:06,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:29:06" (1/1) ... [2020-07-07 11:29:06,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 11:29:06,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 11:29:06,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 11:29:06,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 11:29:06,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:29:06" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 11:29:06,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 11:29:06,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 11:29:06,499 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-07 11:29:06,499 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 11:29:06,500 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-07 11:29:06,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 11:29:06,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 11:29:06,500 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-07 11:29:06,500 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 11:29:06,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 11:29:06,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 11:29:07,955 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 11:29:07,956 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-07 11:29:07,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:29:07 BoogieIcfgContainer [2020-07-07 11:29:07,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 11:29:07,964 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 11:29:07,964 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 11:29:07,967 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 11:29:07,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 11:29:05" (1/3) ... [2020-07-07 11:29:07,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c76bf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:29:07, skipping insertion in model container [2020-07-07 11:29:07,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:29:06" (2/3) ... [2020-07-07 11:29:07,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c76bf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:29:07, skipping insertion in model container [2020-07-07 11:29:07,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:29:07" (3/3) ... [2020-07-07 11:29:07,972 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label36.c [2020-07-07 11:29:07,985 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 11:29:07,994 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 11:29:08,012 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 11:29:08,043 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 11:29:08,043 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 11:29:08,043 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 11:29:08,044 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 11:29:08,044 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 11:29:08,044 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 11:29:08,045 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 11:29:08,045 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 11:29:08,070 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states. [2020-07-07 11:29:08,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-07-07 11:29:08,079 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:29:08,080 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:29:08,081 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:29:08,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:29:08,088 INFO L82 PathProgramCache]: Analyzing trace with hash 406410443, now seen corresponding path program 1 times [2020-07-07 11:29:08,098 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:29:08,098 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29538329] [2020-07-07 11:29:08,099 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:29:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:08,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:29:08,460 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29538329] [2020-07-07 11:29:08,462 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:29:08,462 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 11:29:08,463 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307069787] [2020-07-07 11:29:08,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 11:29:08,470 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:29:08,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 11:29:08,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 11:29:08,494 INFO L87 Difference]: Start difference. First operand 254 states. Second operand 5 states. [2020-07-07 11:29:11,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:11,217 INFO L93 Difference]: Finished difference Result 886 states and 1612 transitions. [2020-07-07 11:29:11,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-07 11:29:11,220 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2020-07-07 11:29:11,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:11,244 INFO L225 Difference]: With dead ends: 886 [2020-07-07 11:29:11,245 INFO L226 Difference]: Without dead ends: 564 [2020-07-07 11:29:11,255 INFO L675 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 [2020-07-07 11:29:11,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 564 states. [2020-07-07 11:29:11,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 564 to 560. [2020-07-07 11:29:11,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2020-07-07 11:29:11,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 861 transitions. [2020-07-07 11:29:11,363 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 861 transitions. Word has length 54 [2020-07-07 11:29:11,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:11,364 INFO L479 AbstractCegarLoop]: Abstraction has 560 states and 861 transitions. [2020-07-07 11:29:11,364 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 11:29:11,365 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 861 transitions. [2020-07-07 11:29:11,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-07-07 11:29:11,373 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:29:11,373 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:29:11,374 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 11:29:11,374 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:29:11,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:29:11,375 INFO L82 PathProgramCache]: Analyzing trace with hash -724645666, now seen corresponding path program 1 times [2020-07-07 11:29:11,375 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:29:11,375 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378216485] [2020-07-07 11:29:11,375 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:29:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:11,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:11,737 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:29:11,737 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378216485] [2020-07-07 11:29:11,738 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:29:11,738 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-07 11:29:11,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114108799] [2020-07-07 11:29:11,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-07 11:29:11,740 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:29:11,741 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-07 11:29:11,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-07-07 11:29:11,741 INFO L87 Difference]: Start difference. First operand 560 states and 861 transitions. Second operand 8 states. [2020-07-07 11:29:15,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:15,014 INFO L93 Difference]: Finished difference Result 2118 states and 3534 transitions. [2020-07-07 11:29:15,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-07-07 11:29:15,015 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 148 [2020-07-07 11:29:15,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:15,034 INFO L225 Difference]: With dead ends: 2118 [2020-07-07 11:29:15,035 INFO L226 Difference]: Without dead ends: 1564 [2020-07-07 11:29:15,040 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2020-07-07 11:29:15,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1564 states. [2020-07-07 11:29:15,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1564 to 1520. [2020-07-07 11:29:15,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1520 states. [2020-07-07 11:29:15,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1520 states and 2204 transitions. [2020-07-07 11:29:15,182 INFO L78 Accepts]: Start accepts. Automaton has 1520 states and 2204 transitions. Word has length 148 [2020-07-07 11:29:15,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:15,184 INFO L479 AbstractCegarLoop]: Abstraction has 1520 states and 2204 transitions. [2020-07-07 11:29:15,185 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-07 11:29:15,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 2204 transitions. [2020-07-07 11:29:15,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-07-07 11:29:15,199 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:29:15,199 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-07 11:29:15,200 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 11:29:15,201 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:29:15,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:29:15,202 INFO L82 PathProgramCache]: Analyzing trace with hash 2026240930, now seen corresponding path program 1 times [2020-07-07 11:29:15,202 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:29:15,203 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657367948] [2020-07-07 11:29:15,204 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:29:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:15,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:15,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:15,653 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:29:15,653 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657367948] [2020-07-07 11:29:15,654 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:29:15,654 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-07 11:29:15,654 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654333137] [2020-07-07 11:29:15,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-07 11:29:15,655 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:29:15,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-07 11:29:15,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-07-07 11:29:15,656 INFO L87 Difference]: Start difference. First operand 1520 states and 2204 transitions. Second operand 9 states. [2020-07-07 11:29:17,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:17,712 INFO L93 Difference]: Finished difference Result 3106 states and 4911 transitions. [2020-07-07 11:29:17,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-07 11:29:17,720 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 194 [2020-07-07 11:29:17,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:17,741 INFO L225 Difference]: With dead ends: 3106 [2020-07-07 11:29:17,747 INFO L226 Difference]: Without dead ends: 1592 [2020-07-07 11:29:17,754 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=123, Unknown=0, NotChecked=0, Total=182 [2020-07-07 11:29:17,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1592 states. [2020-07-07 11:29:17,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1592 to 1520. [2020-07-07 11:29:17,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1520 states. [2020-07-07 11:29:17,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1520 states and 2124 transitions. [2020-07-07 11:29:17,838 INFO L78 Accepts]: Start accepts. Automaton has 1520 states and 2124 transitions. Word has length 194 [2020-07-07 11:29:17,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:17,840 INFO L479 AbstractCegarLoop]: Abstraction has 1520 states and 2124 transitions. [2020-07-07 11:29:17,840 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-07 11:29:17,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 2124 transitions. [2020-07-07 11:29:17,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-07-07 11:29:17,845 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:29:17,845 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1] [2020-07-07 11:29:17,845 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-07 11:29:17,846 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:29:17,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:29:17,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1200176176, now seen corresponding path program 1 times [2020-07-07 11:29:17,846 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:29:17,847 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118613044] [2020-07-07 11:29:17,847 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:29:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:18,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:18,405 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 94 proven. 71 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-07 11:29:18,406 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118613044] [2020-07-07 11:29:18,406 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879069956] [2020-07-07 11:29:18,406 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 [2020-07-07 11:29:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:18,511 INFO L264 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:29:18,525 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:29:18,644 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 168 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:29:18,645 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 11:29:18,645 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 13 [2020-07-07 11:29:18,645 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453725688] [2020-07-07 11:29:18,646 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-07 11:29:18,646 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:29:18,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-07 11:29:18,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-07-07 11:29:18,647 INFO L87 Difference]: Start difference. First operand 1520 states and 2124 transitions. Second operand 13 states. [2020-07-07 11:29:24,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:24,927 INFO L93 Difference]: Finished difference Result 4680 states and 7061 transitions. [2020-07-07 11:29:24,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-07-07 11:29:24,928 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 213 [2020-07-07 11:29:24,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:24,952 INFO L225 Difference]: With dead ends: 4680 [2020-07-07 11:29:24,952 INFO L226 Difference]: Without dead ends: 3166 [2020-07-07 11:29:24,959 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 553 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=458, Invalid=1704, Unknown=0, NotChecked=0, Total=2162 [2020-07-07 11:29:24,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3166 states. [2020-07-07 11:29:25,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3166 to 2858. [2020-07-07 11:29:25,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2858 states. [2020-07-07 11:29:25,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 2858 states and 3705 transitions. [2020-07-07 11:29:25,071 INFO L78 Accepts]: Start accepts. Automaton has 2858 states and 3705 transitions. Word has length 213 [2020-07-07 11:29:25,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:25,072 INFO L479 AbstractCegarLoop]: Abstraction has 2858 states and 3705 transitions. [2020-07-07 11:29:25,072 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-07 11:29:25,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states and 3705 transitions. [2020-07-07 11:29:25,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2020-07-07 11:29:25,079 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:29:25,079 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-07-07 11:29:25,293 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:29:25,294 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:29:25,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:29:25,295 INFO L82 PathProgramCache]: Analyzing trace with hash -206286573, now seen corresponding path program 1 times [2020-07-07 11:29:25,295 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:29:25,296 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13686316] [2020-07-07 11:29:25,296 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:29:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:25,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:25,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:25,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:25,854 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 141 proven. 136 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2020-07-07 11:29:25,855 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13686316] [2020-07-07 11:29:25,855 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [88865126] [2020-07-07 11:29:25,856 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 [2020-07-07 11:29:25,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:25,981 INFO L264 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:29:26,007 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:29:26,234 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 291 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-07-07 11:29:26,235 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-07 11:29:26,236 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5] total 13 [2020-07-07 11:29:26,236 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847839961] [2020-07-07 11:29:26,238 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-07-07 11:29:26,239 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:29:26,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-07-07 11:29:26,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2020-07-07 11:29:26,240 INFO L87 Difference]: Start difference. First operand 2858 states and 3705 transitions. Second operand 13 states. [2020-07-07 11:29:32,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:32,748 INFO L93 Difference]: Finished difference Result 7076 states and 10423 transitions. [2020-07-07 11:29:32,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-07-07 11:29:32,749 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 315 [2020-07-07 11:29:32,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:32,786 INFO L225 Difference]: With dead ends: 7076 [2020-07-07 11:29:32,786 INFO L226 Difference]: Without dead ends: 4224 [2020-07-07 11:29:32,796 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=256, Invalid=934, Unknown=0, NotChecked=0, Total=1190 [2020-07-07 11:29:32,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4224 states. [2020-07-07 11:29:32,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4224 to 3984. [2020-07-07 11:29:32,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3984 states. [2020-07-07 11:29:32,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3984 states and 4926 transitions. [2020-07-07 11:29:32,969 INFO L78 Accepts]: Start accepts. Automaton has 3984 states and 4926 transitions. Word has length 315 [2020-07-07 11:29:32,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:32,970 INFO L479 AbstractCegarLoop]: Abstraction has 3984 states and 4926 transitions. [2020-07-07 11:29:32,970 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-07-07 11:29:32,970 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 4926 transitions. [2020-07-07 11:29:32,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2020-07-07 11:29:32,980 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:29:32,980 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-07-07 11:29:33,193 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:29:33,194 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:29:33,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:29:33,195 INFO L82 PathProgramCache]: Analyzing trace with hash -1326324748, now seen corresponding path program 1 times [2020-07-07 11:29:33,195 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:29:33,195 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434495906] [2020-07-07 11:29:33,196 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:29:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:33,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:33,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:33,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:34,615 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 151 proven. 245 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-07-07 11:29:34,616 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434495906] [2020-07-07 11:29:34,616 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [57757522] [2020-07-07 11:29:34,616 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 [2020-07-07 11:29:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:34,733 INFO L264 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:29:34,740 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:29:34,846 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2020-07-07 11:29:34,846 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:29:34,847 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2020-07-07 11:29:34,847 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412018067] [2020-07-07 11:29:34,848 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:29:34,848 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:29:34,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:29:34,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2020-07-07 11:29:34,849 INFO L87 Difference]: Start difference. First operand 3984 states and 4926 transitions. Second operand 3 states. [2020-07-07 11:29:35,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:35,895 INFO L93 Difference]: Finished difference Result 9240 states and 11484 transitions. [2020-07-07 11:29:35,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:29:35,896 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 344 [2020-07-07 11:29:35,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:35,926 INFO L225 Difference]: With dead ends: 9240 [2020-07-07 11:29:35,927 INFO L226 Difference]: Without dead ends: 6012 [2020-07-07 11:29:35,966 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 349 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2020-07-07 11:29:35,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6012 states. [2020-07-07 11:29:36,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6012 to 5464. [2020-07-07 11:29:36,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5464 states. [2020-07-07 11:29:36,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5464 states to 5464 states and 6836 transitions. [2020-07-07 11:29:36,132 INFO L78 Accepts]: Start accepts. Automaton has 5464 states and 6836 transitions. Word has length 344 [2020-07-07 11:29:36,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:36,134 INFO L479 AbstractCegarLoop]: Abstraction has 5464 states and 6836 transitions. [2020-07-07 11:29:36,134 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:29:36,134 INFO L276 IsEmpty]: Start isEmpty. Operand 5464 states and 6836 transitions. [2020-07-07 11:29:36,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2020-07-07 11:29:36,145 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:29:36,145 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-07-07 11:29:36,358 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:29:36,359 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:29:36,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:29:36,359 INFO L82 PathProgramCache]: Analyzing trace with hash -1081894057, now seen corresponding path program 1 times [2020-07-07 11:29:36,359 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:29:36,360 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075184305] [2020-07-07 11:29:36,360 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:29:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:36,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:37,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:38,157 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 151 proven. 256 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-07-07 11:29:38,157 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075184305] [2020-07-07 11:29:38,158 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [477659416] [2020-07-07 11:29:38,158 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:29:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:29:38,278 INFO L264 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:29:38,284 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:29:38,365 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2020-07-07 11:29:38,365 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:29:38,365 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2020-07-07 11:29:38,366 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937928585] [2020-07-07 11:29:38,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:29:38,367 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:29:38,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:29:38,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2020-07-07 11:29:38,367 INFO L87 Difference]: Start difference. First operand 5464 states and 6836 transitions. Second operand 3 states. [2020-07-07 11:29:39,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:29:39,413 INFO L93 Difference]: Finished difference Result 6746 states and 8548 transitions. [2020-07-07 11:29:39,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:29:39,415 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 355 [2020-07-07 11:29:39,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:29:39,416 INFO L225 Difference]: With dead ends: 6746 [2020-07-07 11:29:39,416 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 11:29:39,426 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2020-07-07 11:29:39,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 11:29:39,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 11:29:39,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 11:29:39,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 11:29:39,427 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 355 [2020-07-07 11:29:39,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:29:39,428 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 11:29:39,428 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:29:39,428 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 11:29:39,428 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 11:29:39,643 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:29:39,645 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 11:29:40,215 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 154 [2020-07-07 11:29:40,725 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 305 DAG size of output: 154 [2020-07-07 11:29:41,105 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 25 [2020-07-07 11:29:41,918 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-07-07 11:29:42,744 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-07-07 11:29:42,749 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:29:42,749 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~inputA~0 |old(~inputA~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a24~0 |old(~a24~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) [2020-07-07 11:29:42,750 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:29:42,750 INFO L268 CegarLoopResult]: For program point L432(lines 432 870) no Hoare annotation was computed. [2020-07-07 11:29:42,750 INFO L268 CegarLoopResult]: For program point L366(lines 366 870) no Hoare annotation was computed. [2020-07-07 11:29:42,750 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,750 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,750 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,750 INFO L268 CegarLoopResult]: For program point L235(lines 235 870) no Hoare annotation was computed. [2020-07-07 11:29:42,751 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-07 11:29:42,751 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-07-07 11:29:42,751 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-07-07 11:29:42,751 INFO L268 CegarLoopResult]: For program point L764(lines 764 870) no Hoare annotation was computed. [2020-07-07 11:29:42,751 INFO L268 CegarLoopResult]: For program point L632(lines 632 870) no Hoare annotation was computed. [2020-07-07 11:29:42,751 INFO L268 CegarLoopResult]: For program point L500(lines 500 870) no Hoare annotation was computed. [2020-07-07 11:29:42,753 INFO L268 CegarLoopResult]: For program point L831(lines 831 870) no Hoare annotation was computed. [2020-07-07 11:29:42,753 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,753 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,753 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,753 INFO L268 CegarLoopResult]: For program point L700(lines 700 870) no Hoare annotation was computed. [2020-07-07 11:29:42,753 INFO L268 CegarLoopResult]: For program point L568(lines 568 870) no Hoare annotation was computed. [2020-07-07 11:29:42,753 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-07-07 11:29:42,753 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-07-07 11:29:42,754 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-07-07 11:29:42,754 INFO L268 CegarLoopResult]: For program point L305(lines 305 870) no Hoare annotation was computed. [2020-07-07 11:29:42,754 INFO L268 CegarLoopResult]: For program point L438(lines 438 870) no Hoare annotation was computed. [2020-07-07 11:29:42,754 INFO L268 CegarLoopResult]: For program point L372(lines 372 870) no Hoare annotation was computed. [2020-07-07 11:29:42,754 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,755 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,756 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,757 INFO L268 CegarLoopResult]: For program point L241(lines 241 870) no Hoare annotation was computed. [2020-07-07 11:29:42,757 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-07 11:29:42,757 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-07-07 11:29:42,757 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-07-07 11:29:42,757 INFO L268 CegarLoopResult]: For program point L638(lines 638 870) no Hoare annotation was computed. [2020-07-07 11:29:42,757 INFO L268 CegarLoopResult]: For program point L506(lines 506 870) no Hoare annotation was computed. [2020-07-07 11:29:42,758 INFO L268 CegarLoopResult]: For program point L837(lines 837 870) no Hoare annotation was computed. [2020-07-07 11:29:42,758 INFO L268 CegarLoopResult]: For program point L771(lines 771 870) no Hoare annotation was computed. [2020-07-07 11:29:42,758 INFO L268 CegarLoopResult]: For program point L573(lines 573 870) no Hoare annotation was computed. [2020-07-07 11:29:42,758 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,758 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,758 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,758 INFO L268 CegarLoopResult]: For program point L706(lines 706 870) no Hoare annotation was computed. [2020-07-07 11:29:42,758 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-07-07 11:29:42,758 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-07-07 11:29:42,759 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-07-07 11:29:42,759 INFO L268 CegarLoopResult]: For program point L311(lines 311 870) no Hoare annotation was computed. [2020-07-07 11:29:42,759 INFO L268 CegarLoopResult]: For program point L444(lines 444 870) no Hoare annotation was computed. [2020-07-07 11:29:42,759 INFO L268 CegarLoopResult]: For program point L378(lines 378 870) no Hoare annotation was computed. [2020-07-07 11:29:42,759 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,759 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,759 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,760 INFO L268 CegarLoopResult]: For program point L247(lines 247 870) no Hoare annotation was computed. [2020-07-07 11:29:42,760 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-07 11:29:42,760 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-07-07 11:29:42,760 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-07-07 11:29:42,760 INFO L268 CegarLoopResult]: For program point L842(lines 842 870) no Hoare annotation was computed. [2020-07-07 11:29:42,760 INFO L268 CegarLoopResult]: For program point L644(lines 644 870) no Hoare annotation was computed. [2020-07-07 11:29:42,760 INFO L268 CegarLoopResult]: For program point L512(lines 512 870) no Hoare annotation was computed. [2020-07-07 11:29:42,760 INFO L268 CegarLoopResult]: For program point L777(lines 777 870) no Hoare annotation was computed. [2020-07-07 11:29:42,761 INFO L268 CegarLoopResult]: For program point L579(lines 579 870) no Hoare annotation was computed. [2020-07-07 11:29:42,761 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,761 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,761 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,761 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,761 INFO L268 CegarLoopResult]: For program point L712(lines 712 870) no Hoare annotation was computed. [2020-07-07 11:29:42,761 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-07 11:29:42,761 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-07 11:29:42,762 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-07-07 11:29:42,762 INFO L268 CegarLoopResult]: For program point L449(lines 449 870) no Hoare annotation was computed. [2020-07-07 11:29:42,762 INFO L268 CegarLoopResult]: For program point L317(lines 317 870) no Hoare annotation was computed. [2020-07-07 11:29:42,762 INFO L268 CegarLoopResult]: For program point L384(lines 384 870) no Hoare annotation was computed. [2020-07-07 11:29:42,762 INFO L268 CegarLoopResult]: For program point L252(lines 252 870) no Hoare annotation was computed. [2020-07-07 11:29:42,762 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,762 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,762 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,763 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-07 11:29:42,763 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-07-07 11:29:42,763 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-07-07 11:29:42,763 INFO L268 CegarLoopResult]: For program point L848(lines 848 870) no Hoare annotation was computed. [2020-07-07 11:29:42,763 INFO L268 CegarLoopResult]: For program point L650(lines 650 870) no Hoare annotation was computed. [2020-07-07 11:29:42,763 INFO L268 CegarLoopResult]: For program point L518(lines 518 870) no Hoare annotation was computed. [2020-07-07 11:29:42,763 INFO L268 CegarLoopResult]: For program point L783(lines 783 870) no Hoare annotation was computed. [2020-07-07 11:29:42,763 INFO L268 CegarLoopResult]: For program point L585(lines 585 870) no Hoare annotation was computed. [2020-07-07 11:29:42,764 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,764 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,764 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,764 INFO L268 CegarLoopResult]: For program point L718(lines 718 870) no Hoare annotation was computed. [2020-07-07 11:29:42,764 INFO L268 CegarLoopResult]: For program point L454(lines 454 870) no Hoare annotation was computed. [2020-07-07 11:29:42,764 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-07-07 11:29:42,764 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-07 11:29:42,764 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-07-07 11:29:42,765 INFO L268 CegarLoopResult]: For program point L323(lines 323 870) no Hoare annotation was computed. [2020-07-07 11:29:42,765 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 872) the Hoare annotation is: (let ((.cse0 (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)))) (and (or .cse0 (not (<= 7 |old(~a15~0)|))) (or .cse0 (not (<= |old(~a12~0)| 80))) (or .cse0 (= 8 |old(~a21~0)|)))) [2020-07-07 11:29:42,765 INFO L268 CegarLoopResult]: For program point L390(lines 390 870) no Hoare annotation was computed. [2020-07-07 11:29:42,765 INFO L268 CegarLoopResult]: For program point L258(lines 258 870) no Hoare annotation was computed. [2020-07-07 11:29:42,765 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,765 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,765 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,766 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-07 11:29:42,766 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-07 11:29:42,766 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-07-07 11:29:42,766 INFO L268 CegarLoopResult]: For program point L854(lines 854 870) no Hoare annotation was computed. [2020-07-07 11:29:42,766 INFO L268 CegarLoopResult]: For program point L656(lines 656 870) no Hoare annotation was computed. [2020-07-07 11:29:42,766 INFO L268 CegarLoopResult]: For program point L524(lines 524 870) no Hoare annotation was computed. [2020-07-07 11:29:42,766 INFO L268 CegarLoopResult]: For program point L789(lines 789 870) no Hoare annotation was computed. [2020-07-07 11:29:42,766 INFO L268 CegarLoopResult]: For program point L591(lines 591 870) no Hoare annotation was computed. [2020-07-07 11:29:42,766 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,767 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,767 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,767 INFO L268 CegarLoopResult]: For program point L724(lines 724 870) no Hoare annotation was computed. [2020-07-07 11:29:42,767 INFO L268 CegarLoopResult]: For program point L460(lines 460 870) no Hoare annotation was computed. [2020-07-07 11:29:42,767 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-07 11:29:42,767 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-07 11:29:42,767 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-07-07 11:29:42,767 INFO L268 CegarLoopResult]: For program point L329(lines 329 870) no Hoare annotation was computed. [2020-07-07 11:29:42,767 INFO L268 CegarLoopResult]: For program point L396(lines 396 870) no Hoare annotation was computed. [2020-07-07 11:29:42,768 INFO L268 CegarLoopResult]: For program point L264(lines 264 870) no Hoare annotation was computed. [2020-07-07 11:29:42,768 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,768 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,768 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,768 INFO L268 CegarLoopResult]: For program point L859(lines 859 870) no Hoare annotation was computed. [2020-07-07 11:29:42,768 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-07-07 11:29:42,768 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-07 11:29:42,768 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-07-07 11:29:42,768 INFO L268 CegarLoopResult]: For program point L662(lines 662 870) no Hoare annotation was computed. [2020-07-07 11:29:42,769 INFO L268 CegarLoopResult]: For program point L530(lines 530 870) no Hoare annotation was computed. [2020-07-07 11:29:42,769 INFO L268 CegarLoopResult]: For program point L795(lines 795 870) no Hoare annotation was computed. [2020-07-07 11:29:42,769 INFO L268 CegarLoopResult]: For program point L597(lines 597 870) no Hoare annotation was computed. [2020-07-07 11:29:42,769 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,769 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,769 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,769 INFO L268 CegarLoopResult]: For program point L730(lines 730 870) no Hoare annotation was computed. [2020-07-07 11:29:42,769 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-07-07 11:29:42,770 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-07-07 11:29:42,770 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-07-07 11:29:42,770 INFO L268 CegarLoopResult]: For program point L467(lines 467 870) no Hoare annotation was computed. [2020-07-07 11:29:42,770 INFO L268 CegarLoopResult]: For program point L335(lines 335 870) no Hoare annotation was computed. [2020-07-07 11:29:42,770 INFO L268 CegarLoopResult]: For program point L269(lines 269 870) no Hoare annotation was computed. [2020-07-07 11:29:42,770 INFO L268 CegarLoopResult]: For program point L402(lines 402 870) no Hoare annotation was computed. [2020-07-07 11:29:42,770 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,770 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,771 INFO L268 CegarLoopResult]: For program point L865(lines 865 870) no Hoare annotation was computed. [2020-07-07 11:29:42,771 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-07 11:29:42,771 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-07-07 11:29:42,771 INFO L268 CegarLoopResult]: For program point L668(lines 668 870) no Hoare annotation was computed. [2020-07-07 11:29:42,771 INFO L268 CegarLoopResult]: For program point L536(lines 536 870) no Hoare annotation was computed. [2020-07-07 11:29:42,771 INFO L268 CegarLoopResult]: For program point L801(lines 801 870) no Hoare annotation was computed. [2020-07-07 11:29:42,771 INFO L268 CegarLoopResult]: For program point L735(lines 735 870) no Hoare annotation was computed. [2020-07-07 11:29:42,771 INFO L268 CegarLoopResult]: For program point L603(lines 603 870) no Hoare annotation was computed. [2020-07-07 11:29:42,772 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 148) no Hoare annotation was computed. [2020-07-07 11:29:42,772 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,772 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,772 INFO L268 CegarLoopResult]: For program point L472(lines 472 870) no Hoare annotation was computed. [2020-07-07 11:29:42,772 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-07-07 11:29:42,772 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-07-07 11:29:42,772 INFO L268 CegarLoopResult]: For program point L341(lines 341 870) no Hoare annotation was computed. [2020-07-07 11:29:42,772 INFO L268 CegarLoopResult]: For program point L275(lines 275 870) no Hoare annotation was computed. [2020-07-07 11:29:42,772 INFO L268 CegarLoopResult]: For program point L408(lines 408 870) no Hoare annotation was computed. [2020-07-07 11:29:42,773 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,773 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,773 INFO L268 CegarLoopResult]: For program point L541(lines 541 870) no Hoare annotation was computed. [2020-07-07 11:29:42,773 INFO L268 CegarLoopResult]: For program point L211(lines 211 870) no Hoare annotation was computed. [2020-07-07 11:29:42,773 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-07-07 11:29:42,773 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-07-07 11:29:42,773 INFO L268 CegarLoopResult]: For program point L674(lines 674 870) no Hoare annotation was computed. [2020-07-07 11:29:42,773 INFO L268 CegarLoopResult]: For program point L807(lines 807 870) no Hoare annotation was computed. [2020-07-07 11:29:42,773 INFO L268 CegarLoopResult]: For program point L741(lines 741 870) no Hoare annotation was computed. [2020-07-07 11:29:42,774 INFO L268 CegarLoopResult]: For program point L609(lines 609 870) no Hoare annotation was computed. [2020-07-07 11:29:42,774 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,774 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,774 INFO L268 CegarLoopResult]: For program point L478(lines 478 870) no Hoare annotation was computed. [2020-07-07 11:29:42,774 INFO L268 CegarLoopResult]: For program point L280(lines 280 870) no Hoare annotation was computed. [2020-07-07 11:29:42,774 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-07-07 11:29:42,774 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-07 11:29:42,774 INFO L268 CegarLoopResult]: For program point L677(lines 677 870) no Hoare annotation was computed. [2020-07-07 11:29:42,775 INFO L268 CegarLoopResult]: For program point L347(lines 347 870) no Hoare annotation was computed. [2020-07-07 11:29:42,775 INFO L268 CegarLoopResult]: For program point L414(lines 414 870) no Hoare annotation was computed. [2020-07-07 11:29:42,775 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,775 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,775 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,775 INFO L268 CegarLoopResult]: For program point L547(lines 547 870) no Hoare annotation was computed. [2020-07-07 11:29:42,775 INFO L268 CegarLoopResult]: For program point L217(lines 217 870) no Hoare annotation was computed. [2020-07-07 11:29:42,775 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-07-07 11:29:42,776 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-07 11:29:42,776 INFO L268 CegarLoopResult]: For program point L747(lines 747 870) no Hoare annotation was computed. [2020-07-07 11:29:42,776 INFO L268 CegarLoopResult]: For program point L615(lines 615 870) no Hoare annotation was computed. [2020-07-07 11:29:42,776 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,776 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,776 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-07-07 11:29:42,776 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,776 INFO L268 CegarLoopResult]: For program point L814(lines 814 870) no Hoare annotation was computed. [2020-07-07 11:29:42,777 INFO L268 CegarLoopResult]: For program point L484(lines 484 870) no Hoare annotation was computed. [2020-07-07 11:29:42,777 INFO L268 CegarLoopResult]: For program point L286(lines 286 870) no Hoare annotation was computed. [2020-07-07 11:29:42,777 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-07-07 11:29:42,777 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-07 11:29:42,777 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-07-07 11:29:42,777 INFO L268 CegarLoopResult]: For program point L683(lines 683 870) no Hoare annotation was computed. [2020-07-07 11:29:42,777 INFO L268 CegarLoopResult]: For program point L353(lines 353 870) no Hoare annotation was computed. [2020-07-07 11:29:42,777 INFO L268 CegarLoopResult]: For program point L552(lines 552 870) no Hoare annotation was computed. [2020-07-07 11:29:42,777 INFO L268 CegarLoopResult]: For program point L420(lines 420 870) no Hoare annotation was computed. [2020-07-07 11:29:42,778 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,778 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,778 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,778 INFO L268 CegarLoopResult]: For program point L223(lines 223 870) no Hoare annotation was computed. [2020-07-07 11:29:42,778 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-07-07 11:29:42,778 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-07 11:29:42,778 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-07-07 11:29:42,778 INFO L268 CegarLoopResult]: For program point L752(lines 752 870) no Hoare annotation was computed. [2020-07-07 11:29:42,778 INFO L268 CegarLoopResult]: For program point L819(lines 819 870) no Hoare annotation was computed. [2020-07-07 11:29:42,779 INFO L268 CegarLoopResult]: For program point L621(lines 621 870) no Hoare annotation was computed. [2020-07-07 11:29:42,779 INFO L268 CegarLoopResult]: For program point L555(lines 555 870) no Hoare annotation was computed. [2020-07-07 11:29:42,779 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,779 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,779 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,779 INFO L268 CegarLoopResult]: For program point L688(lines 688 870) no Hoare annotation was computed. [2020-07-07 11:29:42,779 INFO L268 CegarLoopResult]: For program point L490(lines 490 870) no Hoare annotation was computed. [2020-07-07 11:29:42,779 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-07 11:29:42,779 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-07-07 11:29:42,780 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-07-07 11:29:42,780 INFO L268 CegarLoopResult]: For program point L359(lines 359 870) no Hoare annotation was computed. [2020-07-07 11:29:42,780 INFO L268 CegarLoopResult]: For program point L293(lines 293 870) no Hoare annotation was computed. [2020-07-07 11:29:42,780 INFO L268 CegarLoopResult]: For program point L426(lines 426 870) no Hoare annotation was computed. [2020-07-07 11:29:42,780 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,780 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,780 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,780 INFO L268 CegarLoopResult]: For program point L229(lines 229 870) no Hoare annotation was computed. [2020-07-07 11:29:42,780 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-07-07 11:29:42,780 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-07-07 11:29:42,780 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-07-07 11:29:42,780 INFO L268 CegarLoopResult]: For program point L758(lines 758 870) no Hoare annotation was computed. [2020-07-07 11:29:42,781 INFO L268 CegarLoopResult]: For program point L626(lines 626 870) no Hoare annotation was computed. [2020-07-07 11:29:42,781 INFO L268 CegarLoopResult]: For program point L825(lines 825 870) no Hoare annotation was computed. [2020-07-07 11:29:42,781 INFO L268 CegarLoopResult]: For program point L561(lines 561 870) no Hoare annotation was computed. [2020-07-07 11:29:42,781 INFO L268 CegarLoopResult]: For program point L495(lines 495 870) no Hoare annotation was computed. [2020-07-07 11:29:42,781 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,781 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,781 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2020-07-07 11:29:42,781 INFO L268 CegarLoopResult]: For program point L694(lines 694 870) no Hoare annotation was computed. [2020-07-07 11:29:42,781 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-07-07 11:29:42,781 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-07 11:29:42,781 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-07-07 11:29:42,781 INFO L268 CegarLoopResult]: For program point L299(lines 299 870) no Hoare annotation was computed. [2020-07-07 11:29:42,781 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:29:42,782 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= (+ ~a12~0 49) 0) (<= ~a15~0 8) (<= ~a21~0 7) (<= 8 ~a15~0)) [2020-07-07 11:29:42,782 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 11:29:42,782 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:29:42,782 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 874 890) the Hoare annotation is: (or (not (<= (+ |old(~a12~0)| 49) 0)) (not (<= |old(~a15~0)| 8)) (not (<= |old(~a21~0)| 7)) (not (<= 8 |old(~a15~0)|)) (and (= ~a12~0 |old(~a12~0)|) (= ~a24~0 |old(~a24~0)|) (<= ~a15~0 8) (= ~a21~0 |old(~a21~0)|) (<= 8 ~a15~0))) [2020-07-07 11:29:42,782 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 874 890) no Hoare annotation was computed. [2020-07-07 11:29:42,782 INFO L264 CegarLoopResult]: At program point L888(line 888) the Hoare annotation is: (or (not (= 8 ~a21~0)) (<= 7 ~a15~0) (not (<= (+ |old(~a12~0)| 49) 0)) (<= ~a12~0 80) (not (<= |old(~a15~0)| 8)) (not (<= |old(~a21~0)| 7)) (not (<= 8 |old(~a15~0)|))) [2020-07-07 11:29:42,782 INFO L268 CegarLoopResult]: For program point L888-1(line 888) no Hoare annotation was computed. [2020-07-07 11:29:42,783 INFO L268 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-07-07 11:29:42,783 INFO L264 CegarLoopResult]: At program point L880-2(lines 880 889) the Hoare annotation is: (or (not (= 8 ~a21~0)) (<= 7 ~a15~0) (not (<= (+ |old(~a12~0)| 49) 0)) (<= ~a12~0 80) (not (<= |old(~a15~0)| 8)) (not (<= |old(~a21~0)| 7)) (not (<= 8 |old(~a15~0)|))) [2020-07-07 11:29:42,783 INFO L268 CegarLoopResult]: For program point L880-3(lines 874 890) no Hoare annotation was computed. [2020-07-07 11:29:42,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 11:29:42 BoogieIcfgContainer [2020-07-07 11:29:42,801 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 11:29:42,803 INFO L168 Benchmark]: Toolchain (without parser) took 37334.67 ms. Allocated memory was 136.3 MB in the beginning and 710.4 MB in the end (delta: 574.1 MB). Free memory was 98.9 MB in the beginning and 609.4 MB in the end (delta: -510.4 MB). Peak memory consumption was 597.0 MB. Max. memory is 7.1 GB. [2020-07-07 11:29:42,803 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 136.3 MB. Free memory is still 119.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-07 11:29:42,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 792.46 ms. Allocated memory was 136.3 MB in the beginning and 205.0 MB in the end (delta: 68.7 MB). Free memory was 98.5 MB in the beginning and 166.9 MB in the end (delta: -68.4 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. [2020-07-07 11:29:42,805 INFO L168 Benchmark]: Boogie Preprocessor took 147.99 ms. Allocated memory is still 205.0 MB. Free memory was 166.9 MB in the beginning and 161.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. [2020-07-07 11:29:42,806 INFO L168 Benchmark]: RCFGBuilder took 1551.76 ms. Allocated memory was 205.0 MB in the beginning and 233.3 MB in the end (delta: 28.3 MB). Free memory was 161.5 MB in the beginning and 156.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. [2020-07-07 11:29:42,807 INFO L168 Benchmark]: TraceAbstraction took 34837.15 ms. Allocated memory was 233.3 MB in the beginning and 710.4 MB in the end (delta: 477.1 MB). Free memory was 156.9 MB in the beginning and 609.4 MB in the end (delta: -452.4 MB). Peak memory consumption was 558.0 MB. Max. memory is 7.1 GB. [2020-07-07 11:29:42,810 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 136.3 MB. Free memory is still 119.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 792.46 ms. Allocated memory was 136.3 MB in the beginning and 205.0 MB in the end (delta: 68.7 MB). Free memory was 98.5 MB in the beginning and 166.9 MB in the end (delta: -68.4 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 147.99 ms. Allocated memory is still 205.0 MB. Free memory was 166.9 MB in the beginning and 161.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1551.76 ms. Allocated memory was 205.0 MB in the beginning and 233.3 MB in the end (delta: 28.3 MB). Free memory was 161.5 MB in the beginning and 156.9 MB in the end (delta: 4.6 MB). Peak memory consumption was 84.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 34837.15 ms. Allocated memory was 233.3 MB in the beginning and 710.4 MB in the end (delta: 477.1 MB). Free memory was 156.9 MB in the beginning and 609.4 MB in the end (delta: -452.4 MB). Peak memory consumption was 558.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 148]: 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: 880]: Loop Invariant Derived loop invariant: (((((!(8 == a21) || 7 <= a15) || !(\old(a12) + 49 <= 0)) || a12 <= 80) || !(\old(a15) <= 8)) || !(\old(a21) <= 7)) || !(8 <= \old(a15)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 254 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 31.6s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 23.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 358 SDtfs, 5325 SDslu, 725 SDs, 0 SdLazy, 14222 SolverSat, 2618 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1429 GetRequests, 1298 SyntacticMatches, 0 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 913 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5464occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 7 MinimizatonAttempts, 1216 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 102 PreInvPairs, 184 NumberOfFragments, 194 HoareAnnotationTreeSize, 102 FomulaSimplifications, 213936 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 22628 FormulaSimplificationTreeSizeReductionInter, 2.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 2850 NumberOfCodeBlocks, 2850 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2839 ConstructedInterpolants, 0 QuantifiedInterpolants, 5618296 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2070 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 2082/2794 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...