/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/Problem10_label52.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-86f66a4 [2020-07-07 11:28:18,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-07 11:28:18,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-07 11:28:18,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-07 11:28:18,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-07 11:28:18,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-07 11:28:18,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-07 11:28:18,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-07 11:28:18,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-07 11:28:18,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-07 11:28:18,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-07 11:28:18,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-07 11:28:18,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-07 11:28:18,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-07 11:28:18,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-07 11:28:18,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-07 11:28:18,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-07 11:28:18,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-07 11:28:18,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-07 11:28:18,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-07 11:28:18,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-07 11:28:19,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-07 11:28:19,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-07 11:28:19,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-07 11:28:19,007 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-07 11:28:19,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-07 11:28:19,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-07 11:28:19,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-07 11:28:19,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-07 11:28:19,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-07 11:28:19,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-07 11:28:19,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-07 11:28:19,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-07 11:28:19,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-07 11:28:19,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-07 11:28:19,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-07 11:28:19,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-07 11:28:19,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-07 11:28:19,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-07 11:28:19,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-07 11:28:19,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-07 11:28:19,019 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 11:28:19,055 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-07 11:28:19,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-07 11:28:19,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-07 11:28:19,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-07 11:28:19,057 INFO L138 SettingsManager]: * Use SBE=true [2020-07-07 11:28:19,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-07 11:28:19,059 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-07 11:28:19,059 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-07 11:28:19,059 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-07 11:28:19,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-07 11:28:19,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-07 11:28:19,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-07 11:28:19,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-07 11:28:19,063 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-07 11:28:19,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-07 11:28:19,063 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-07 11:28:19,064 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-07 11:28:19,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-07 11:28:19,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-07 11:28:19,064 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-07 11:28:19,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-07 11:28:19,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-07 11:28:19,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-07 11:28:19,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-07 11:28:19,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-07 11:28:19,065 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-07 11:28:19,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-07 11:28:19,065 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-07 11:28:19,066 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-07 11:28:19,066 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-07 11:28:19,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-07 11:28:19,354 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-07 11:28:19,357 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-07 11:28:19,359 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-07 11:28:19,359 INFO L275 PluginConnector]: CDTParser initialized [2020-07-07 11:28:19,360 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label52.c [2020-07-07 11:28:19,434 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eab4d12e/173a94e72224421e930407dfd2f44d19/FLAG6cf4a0a57 [2020-07-07 11:28:20,004 INFO L306 CDTParser]: Found 1 translation units. [2020-07-07 11:28:20,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label52.c [2020-07-07 11:28:20,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eab4d12e/173a94e72224421e930407dfd2f44d19/FLAG6cf4a0a57 [2020-07-07 11:28:20,274 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4eab4d12e/173a94e72224421e930407dfd2f44d19 [2020-07-07 11:28:20,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-07 11:28:20,286 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-07 11:28:20,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-07 11:28:20,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-07 11:28:20,291 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-07 11:28:20,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:28:20" (1/1) ... [2020-07-07 11:28:20,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62b51e73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:20, skipping insertion in model container [2020-07-07 11:28:20,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.07 11:28:20" (1/1) ... [2020-07-07 11:28:20,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-07 11:28:20,353 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-07 11:28:20,875 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:28:20,879 INFO L203 MainTranslator]: Completed pre-run [2020-07-07 11:28:21,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-07 11:28:21,060 INFO L208 MainTranslator]: Completed translation [2020-07-07 11:28:21,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:21 WrapperNode [2020-07-07 11:28:21,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-07 11:28:21,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-07 11:28:21,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-07 11:28:21,061 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-07 11:28:21,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:21" (1/1) ... [2020-07-07 11:28:21,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:21" (1/1) ... [2020-07-07 11:28:21,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:21" (1/1) ... [2020-07-07 11:28:21,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:21" (1/1) ... [2020-07-07 11:28:21,129 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:21" (1/1) ... [2020-07-07 11:28:21,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:21" (1/1) ... [2020-07-07 11:28:21,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:21" (1/1) ... [2020-07-07 11:28:21,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-07 11:28:21,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-07 11:28:21,178 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-07 11:28:21,178 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-07 11:28:21,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:21" (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 11:28:21,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-07 11:28:21,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-07 11:28:21,239 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-07 11:28:21,239 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-07 11:28:21,239 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-07 11:28:21,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-07 11:28:21,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-07 11:28:21,240 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-07 11:28:21,240 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-07 11:28:21,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-07 11:28:21,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-07 11:28:22,418 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-07 11:28:22,419 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-07 11:28:22,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:28:22 BoogieIcfgContainer [2020-07-07 11:28:22,431 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-07 11:28:22,434 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-07 11:28:22,435 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-07 11:28:22,438 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-07 11:28:22,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.07 11:28:20" (1/3) ... [2020-07-07 11:28:22,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@376ac72f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:28:22, skipping insertion in model container [2020-07-07 11:28:22,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.07 11:28:21" (2/3) ... [2020-07-07 11:28:22,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@376ac72f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.07 11:28:22, skipping insertion in model container [2020-07-07 11:28:22,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.07 11:28:22" (3/3) ... [2020-07-07 11:28:22,445 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem10_label52.c [2020-07-07 11:28:22,456 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-07 11:28:22,469 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-07 11:28:22,483 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-07 11:28:22,520 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-07 11:28:22,521 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-07 11:28:22,521 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-07 11:28:22,521 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-07 11:28:22,521 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-07 11:28:22,522 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-07 11:28:22,522 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-07 11:28:22,522 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-07 11:28:22,544 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states. [2020-07-07 11:28:22,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-07 11:28:22,552 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:28:22,553 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] [2020-07-07 11:28:22,554 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:28:22,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:28:22,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1515832586, now seen corresponding path program 1 times [2020-07-07 11:28:22,570 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:28:22,570 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834913223] [2020-07-07 11:28:22,570 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:28:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:22,891 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 11:28:22,892 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834913223] [2020-07-07 11:28:22,893 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:28:22,893 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-07 11:28:22,894 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103765074] [2020-07-07 11:28:22,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-07 11:28:22,902 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:28:22,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-07 11:28:22,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-07 11:28:22,919 INFO L87 Difference]: Start difference. First operand 215 states. Second operand 5 states. [2020-07-07 11:28:25,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:28:25,144 INFO L93 Difference]: Finished difference Result 730 states and 1300 transitions. [2020-07-07 11:28:25,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-07 11:28:25,147 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2020-07-07 11:28:25,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:28:25,165 INFO L225 Difference]: With dead ends: 730 [2020-07-07 11:28:25,165 INFO L226 Difference]: Without dead ends: 447 [2020-07-07 11:28:25,174 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 11:28:25,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2020-07-07 11:28:25,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 443. [2020-07-07 11:28:25,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 443 states. [2020-07-07 11:28:25,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 443 states and 615 transitions. [2020-07-07 11:28:25,257 INFO L78 Accepts]: Start accepts. Automaton has 443 states and 615 transitions. Word has length 47 [2020-07-07 11:28:25,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:28:25,257 INFO L479 AbstractCegarLoop]: Abstraction has 443 states and 615 transitions. [2020-07-07 11:28:25,258 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-07 11:28:25,258 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 615 transitions. [2020-07-07 11:28:25,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-07-07 11:28:25,265 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:28:25,266 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:28:25,266 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-07 11:28:25,266 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:28:25,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:28:25,267 INFO L82 PathProgramCache]: Analyzing trace with hash -1364131787, now seen corresponding path program 1 times [2020-07-07 11:28:25,267 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:28:25,267 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462773726] [2020-07-07 11:28:25,268 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:28:25,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:25,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:25,726 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-07 11:28:25,726 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462773726] [2020-07-07 11:28:25,727 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-07 11:28:25,727 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-07 11:28:25,727 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067649463] [2020-07-07 11:28:25,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-07 11:28:25,729 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:28:25,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-07 11:28:25,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:28:25,730 INFO L87 Difference]: Start difference. First operand 443 states and 615 transitions. Second operand 7 states. [2020-07-07 11:28:27,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:28:27,111 INFO L93 Difference]: Finished difference Result 1033 states and 1409 transitions. [2020-07-07 11:28:27,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-07 11:28:27,112 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 124 [2020-07-07 11:28:27,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:28:27,117 INFO L225 Difference]: With dead ends: 1033 [2020-07-07 11:28:27,117 INFO L226 Difference]: Without dead ends: 596 [2020-07-07 11:28:27,119 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-07-07 11:28:27,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states. [2020-07-07 11:28:27,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 592. [2020-07-07 11:28:27,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 592 states. [2020-07-07 11:28:27,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 781 transitions. [2020-07-07 11:28:27,155 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 781 transitions. Word has length 124 [2020-07-07 11:28:27,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:28:27,156 INFO L479 AbstractCegarLoop]: Abstraction has 592 states and 781 transitions. [2020-07-07 11:28:27,156 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-07 11:28:27,156 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 781 transitions. [2020-07-07 11:28:27,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-07-07 11:28:27,162 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:28:27,163 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, 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] [2020-07-07 11:28:27,163 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-07 11:28:27,163 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:28:27,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:28:27,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1224096999, now seen corresponding path program 1 times [2020-07-07 11:28:27,164 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:28:27,164 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058493655] [2020-07-07 11:28:27,165 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:28:27,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:27,560 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 72 proven. 8 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-07-07 11:28:27,561 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058493655] [2020-07-07 11:28:27,561 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1982826630] [2020-07-07 11:28:27,562 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 11:28:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:27,734 INFO L264 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:28:27,746 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:28:27,835 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-07-07 11:28:27,835 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:28:27,836 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2020-07-07 11:28:27,836 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185447932] [2020-07-07 11:28:27,837 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:28:27,837 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:28:27,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:28:27,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:28:27,838 INFO L87 Difference]: Start difference. First operand 592 states and 781 transitions. Second operand 3 states. [2020-07-07 11:28:28,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:28:28,515 INFO L93 Difference]: Finished difference Result 1033 states and 1429 transitions. [2020-07-07 11:28:28,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:28:28,516 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 194 [2020-07-07 11:28:28,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:28:28,523 INFO L225 Difference]: With dead ends: 1033 [2020-07-07 11:28:28,524 INFO L226 Difference]: Without dead ends: 1031 [2020-07-07 11:28:28,525 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:28:28,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1031 states. [2020-07-07 11:28:28,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1031 to 739. [2020-07-07 11:28:28,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 739 states. [2020-07-07 11:28:28,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 1014 transitions. [2020-07-07 11:28:28,566 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 1014 transitions. Word has length 194 [2020-07-07 11:28:28,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:28:28,567 INFO L479 AbstractCegarLoop]: Abstraction has 739 states and 1014 transitions. [2020-07-07 11:28:28,567 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:28:28,567 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1014 transitions. [2020-07-07 11:28:28,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-07-07 11:28:28,575 INFO L414 BasicCegarLoop]: Found error trace [2020-07-07 11:28:28,576 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, 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] [2020-07-07 11:28:28,790 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-07-07 11:28:28,791 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-07 11:28:28,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-07 11:28:28,792 INFO L82 PathProgramCache]: Analyzing trace with hash 265287309, now seen corresponding path program 1 times [2020-07-07 11:28:28,792 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-07 11:28:28,793 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232027322] [2020-07-07 11:28:28,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-07 11:28:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:28,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:29,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:29,147 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 81 proven. 2 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-07-07 11:28:29,148 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232027322] [2020-07-07 11:28:29,148 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [750795649] [2020-07-07 11:28:29,149 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 11:28:29,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-07 11:28:29,293 INFO L264 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-07 11:28:29,314 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-07 11:28:29,450 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-07-07 11:28:29,451 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-07 11:28:29,451 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2020-07-07 11:28:29,452 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553527618] [2020-07-07 11:28:29,452 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-07 11:28:29,453 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-07 11:28:29,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-07 11:28:29,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:28:29,454 INFO L87 Difference]: Start difference. First operand 739 states and 1014 transitions. Second operand 3 states. [2020-07-07 11:28:30,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-07 11:28:30,129 INFO L93 Difference]: Finished difference Result 1617 states and 2262 transitions. [2020-07-07 11:28:30,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-07 11:28:30,130 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 236 [2020-07-07 11:28:30,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-07 11:28:30,131 INFO L225 Difference]: With dead ends: 1617 [2020-07-07 11:28:30,131 INFO L226 Difference]: Without dead ends: 0 [2020-07-07 11:28:30,136 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-07-07 11:28:30,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-07 11:28:30,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-07 11:28:30,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-07 11:28:30,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-07 11:28:30,137 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 236 [2020-07-07 11:28:30,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-07 11:28:30,137 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-07 11:28:30,137 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-07 11:28:30,137 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-07 11:28:30,138 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-07 11:28:30,345 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-07 11:28:30,349 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-07 11:28:30,633 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 22 [2020-07-07 11:28:30,707 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:28:30,708 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~a10~0 |old(~a10~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~a19~0 |old(~a19~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a1~0 |old(~a1~0)|)) [2020-07-07 11:28:30,708 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:28:30,708 INFO L268 CegarLoopResult]: For program point L465(lines 465 572) no Hoare annotation was computed. [2020-07-07 11:28:30,708 INFO L268 CegarLoopResult]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,708 INFO L268 CegarLoopResult]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,708 INFO L268 CegarLoopResult]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,708 INFO L268 CegarLoopResult]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,709 INFO L268 CegarLoopResult]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,709 INFO L268 CegarLoopResult]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,709 INFO L268 CegarLoopResult]: For program point L499(lines 499 572) no Hoare annotation was computed. [2020-07-07 11:28:30,709 INFO L268 CegarLoopResult]: For program point L301(lines 301 572) no Hoare annotation was computed. [2020-07-07 11:28:30,709 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-07-07 11:28:30,709 INFO L268 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-07-07 11:28:30,709 INFO L268 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-07-07 11:28:30,709 INFO L268 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-07-07 11:28:30,710 INFO L268 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-07-07 11:28:30,710 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-07-07 11:28:30,710 INFO L268 CegarLoopResult]: For program point L335(lines 335 572) no Hoare annotation was computed. [2020-07-07 11:28:30,710 INFO L268 CegarLoopResult]: For program point L236(lines 236 572) no Hoare annotation was computed. [2020-07-07 11:28:30,711 INFO L268 CegarLoopResult]: For program point L534(lines 534 572) no Hoare annotation was computed. [2020-07-07 11:28:30,711 INFO L268 CegarLoopResult]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,711 INFO L268 CegarLoopResult]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,711 INFO L268 CegarLoopResult]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,712 INFO L268 CegarLoopResult]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,712 INFO L268 CegarLoopResult]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,712 INFO L268 CegarLoopResult]: For program point L436(lines 436 572) no Hoare annotation was computed. [2020-07-07 11:28:30,712 INFO L268 CegarLoopResult]: For program point L403(lines 403 572) no Hoare annotation was computed. [2020-07-07 11:28:30,712 INFO L268 CegarLoopResult]: For program point L370(lines 370 572) no Hoare annotation was computed. [2020-07-07 11:28:30,712 INFO L268 CegarLoopResult]: For program point L271(lines 271 572) no Hoare annotation was computed. [2020-07-07 11:28:30,712 INFO L268 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-07-07 11:28:30,712 INFO L268 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-07-07 11:28:30,713 INFO L268 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-07-07 11:28:30,713 INFO L268 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-07-07 11:28:30,713 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-07-07 11:28:30,714 INFO L268 CegarLoopResult]: For program point L569(lines 569 572) no Hoare annotation was computed. [2020-07-07 11:28:30,714 INFO L268 CegarLoopResult]: For program point L239(lines 239 572) no Hoare annotation was computed. [2020-07-07 11:28:30,715 INFO L268 CegarLoopResult]: For program point L504(lines 504 572) no Hoare annotation was computed. [2020-07-07 11:28:30,715 INFO L268 CegarLoopResult]: For program point L471(lines 471 572) no Hoare annotation was computed. [2020-07-07 11:28:30,716 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 127) no Hoare annotation was computed. [2020-07-07 11:28:30,716 INFO L268 CegarLoopResult]: For program point L306(lines 306 572) no Hoare annotation was computed. [2020-07-07 11:28:30,716 INFO L268 CegarLoopResult]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,716 INFO L268 CegarLoopResult]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,716 INFO L268 CegarLoopResult]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,716 INFO L268 CegarLoopResult]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,716 INFO L268 CegarLoopResult]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,716 INFO L268 CegarLoopResult]: For program point L340(lines 340 572) no Hoare annotation was computed. [2020-07-07 11:28:30,717 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-07-07 11:28:30,717 INFO L268 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-07-07 11:28:30,720 INFO L268 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-07-07 11:28:30,720 INFO L268 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-07-07 11:28:30,720 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-07-07 11:28:30,721 INFO L268 CegarLoopResult]: For program point L540(lines 540 572) no Hoare annotation was computed. [2020-07-07 11:28:30,721 INFO L268 CegarLoopResult]: For program point L408(lines 408 572) no Hoare annotation was computed. [2020-07-07 11:28:30,721 INFO L268 CegarLoopResult]: For program point L375(lines 375 572) no Hoare annotation was computed. [2020-07-07 11:28:30,721 INFO L268 CegarLoopResult]: For program point L210(lines 210 572) no Hoare annotation was computed. [2020-07-07 11:28:30,721 INFO L268 CegarLoopResult]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,721 INFO L268 CegarLoopResult]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,721 INFO L268 CegarLoopResult]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,721 INFO L268 CegarLoopResult]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,722 INFO L268 CegarLoopResult]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,722 INFO L268 CegarLoopResult]: For program point L442(lines 442 572) no Hoare annotation was computed. [2020-07-07 11:28:30,722 INFO L268 CegarLoopResult]: For program point L277(lines 277 572) no Hoare annotation was computed. [2020-07-07 11:28:30,722 INFO L268 CegarLoopResult]: For program point L244(lines 244 572) no Hoare annotation was computed. [2020-07-07 11:28:30,722 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-07-07 11:28:30,725 INFO L268 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-07-07 11:28:30,725 INFO L268 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-07-07 11:28:30,725 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-07-07 11:28:30,725 INFO L268 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-07-07 11:28:30,725 INFO L268 CegarLoopResult]: For program point L509(lines 509 572) no Hoare annotation was computed. [2020-07-07 11:28:30,725 INFO L268 CegarLoopResult]: For program point L476(lines 476 572) no Hoare annotation was computed. [2020-07-07 11:28:30,725 INFO L268 CegarLoopResult]: For program point L378(lines 378 572) no Hoare annotation was computed. [2020-07-07 11:28:30,726 INFO L268 CegarLoopResult]: For program point L345(lines 345 572) no Hoare annotation was computed. [2020-07-07 11:28:30,726 INFO L268 CegarLoopResult]: For program point L312(lines 312 572) no Hoare annotation was computed. [2020-07-07 11:28:30,726 INFO L268 CegarLoopResult]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,726 INFO L268 CegarLoopResult]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,726 INFO L268 CegarLoopResult]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,726 INFO L268 CegarLoopResult]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,726 INFO L268 CegarLoopResult]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,726 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-07-07 11:28:30,727 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-07-07 11:28:30,727 INFO L268 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-07-07 11:28:30,727 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-07 11:28:30,727 INFO L268 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-07-07 11:28:30,727 INFO L268 CegarLoopResult]: For program point L545(lines 545 572) no Hoare annotation was computed. [2020-07-07 11:28:30,727 INFO L268 CegarLoopResult]: For program point L215(lines 215 572) no Hoare annotation was computed. [2020-07-07 11:28:30,727 INFO L268 CegarLoopResult]: For program point L414(lines 414 572) no Hoare annotation was computed. [2020-07-07 11:28:30,727 INFO L268 CegarLoopResult]: For program point L249(lines 249 572) no Hoare annotation was computed. [2020-07-07 11:28:30,728 INFO L268 CegarLoopResult]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,728 INFO L268 CegarLoopResult]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,728 INFO L268 CegarLoopResult]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,728 INFO L268 CegarLoopResult]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,728 INFO L268 CegarLoopResult]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,728 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,728 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,728 INFO L268 CegarLoopResult]: For program point L514(lines 514 572) no Hoare annotation was computed. [2020-07-07 11:28:30,729 INFO L268 CegarLoopResult]: For program point L481(lines 481 572) no Hoare annotation was computed. [2020-07-07 11:28:30,729 INFO L268 CegarLoopResult]: For program point L448(lines 448 572) no Hoare annotation was computed. [2020-07-07 11:28:30,729 INFO L268 CegarLoopResult]: For program point L283(lines 283 572) no Hoare annotation was computed. [2020-07-07 11:28:30,729 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-07 11:28:30,729 INFO L268 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-07-07 11:28:30,729 INFO L268 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-07-07 11:28:30,729 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-07 11:28:30,729 INFO L268 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-07-07 11:28:30,730 INFO L268 CegarLoopResult]: For program point L548(lines 548 572) no Hoare annotation was computed. [2020-07-07 11:28:30,730 INFO L268 CegarLoopResult]: For program point L383(lines 383 572) no Hoare annotation was computed. [2020-07-07 11:28:30,730 INFO L268 CegarLoopResult]: For program point L317(lines 317 572) no Hoare annotation was computed. [2020-07-07 11:28:30,731 INFO L268 CegarLoopResult]: For program point L351(lines 351 572) no Hoare annotation was computed. [2020-07-07 11:28:30,731 INFO L268 CegarLoopResult]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,731 INFO L268 CegarLoopResult]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,732 INFO L268 CegarLoopResult]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,732 INFO L268 CegarLoopResult]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,732 INFO L268 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2020-07-07 11:28:30,732 INFO L268 CegarLoopResult]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,732 INFO L268 CegarLoopResult]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,732 INFO L268 CegarLoopResult]: For program point L517(lines 517 572) no Hoare annotation was computed. [2020-07-07 11:28:30,732 INFO L268 CegarLoopResult]: For program point L286(lines 286 572) no Hoare annotation was computed. [2020-07-07 11:28:30,732 INFO L268 CegarLoopResult]: For program point L220(lines 220 572) no Hoare annotation was computed. [2020-07-07 11:28:30,733 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-07 11:28:30,733 INFO L268 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-07-07 11:28:30,733 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-07-07 11:28:30,733 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-07 11:28:30,733 INFO L268 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-07-07 11:28:30,734 INFO L268 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2020-07-07 11:28:30,734 INFO L268 CegarLoopResult]: For program point L419(lines 419 572) no Hoare annotation was computed. [2020-07-07 11:28:30,734 INFO L268 CegarLoopResult]: For program point L320(lines 320 572) no Hoare annotation was computed. [2020-07-07 11:28:30,734 INFO L268 CegarLoopResult]: For program point L254(lines 254 572) no Hoare annotation was computed. [2020-07-07 11:28:30,734 INFO L268 CegarLoopResult]: For program point L354(lines 354 572) no Hoare annotation was computed. [2020-07-07 11:28:30,734 INFO L268 CegarLoopResult]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,734 INFO L268 CegarLoopResult]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,734 INFO L268 CegarLoopResult]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,735 INFO L268 CegarLoopResult]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,735 INFO L268 CegarLoopResult]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,735 INFO L268 CegarLoopResult]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,735 INFO L268 CegarLoopResult]: For program point L487(lines 487 572) no Hoare annotation was computed. [2020-07-07 11:28:30,735 INFO L268 CegarLoopResult]: For program point L454(lines 454 572) no Hoare annotation was computed. [2020-07-07 11:28:30,735 INFO L268 CegarLoopResult]: For program point L388(lines 388 572) no Hoare annotation was computed. [2020-07-07 11:28:30,735 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-07-07 11:28:30,735 INFO L268 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-07-07 11:28:30,735 INFO L268 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-07-07 11:28:30,736 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-07 11:28:30,736 INFO L268 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-07-07 11:28:30,736 INFO L268 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2020-07-07 11:28:30,736 INFO L268 CegarLoopResult]: For program point L554(lines 554 572) no Hoare annotation was computed. [2020-07-07 11:28:30,736 INFO L268 CegarLoopResult]: For program point L323(lines 323 572) no Hoare annotation was computed. [2020-07-07 11:28:30,736 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|)))) (and (or (not (<= 9 |old(~a19~0)|)) .cse0) (or (not (<= |old(~a19~0)| 6)) .cse0) (or (= 3 |old(~a10~0)|) .cse0))) [2020-07-07 11:28:30,736 INFO L268 CegarLoopResult]: For program point L357(lines 357 572) no Hoare annotation was computed. [2020-07-07 11:28:30,737 INFO L268 CegarLoopResult]: For program point L291(lines 291 572) no Hoare annotation was computed. [2020-07-07 11:28:30,737 INFO L268 CegarLoopResult]: For program point L225(lines 225 572) no Hoare annotation was computed. [2020-07-07 11:28:30,737 INFO L268 CegarLoopResult]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,737 INFO L268 CegarLoopResult]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,737 INFO L268 CegarLoopResult]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,737 INFO L268 CegarLoopResult]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,737 INFO L268 CegarLoopResult]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,737 INFO L268 CegarLoopResult]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,738 INFO L268 CegarLoopResult]: For program point L523(lines 523 572) no Hoare annotation was computed. [2020-07-07 11:28:30,738 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-07-07 11:28:30,738 INFO L268 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-07-07 11:28:30,738 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-07 11:28:30,738 INFO L268 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-07-07 11:28:30,738 INFO L268 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-07-07 11:28:30,738 INFO L268 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2020-07-07 11:28:30,738 INFO L268 CegarLoopResult]: For program point L557(lines 557 572) no Hoare annotation was computed. [2020-07-07 11:28:30,738 INFO L268 CegarLoopResult]: For program point L425(lines 425 572) no Hoare annotation was computed. [2020-07-07 11:28:30,739 INFO L268 CegarLoopResult]: For program point L326(lines 326 572) no Hoare annotation was computed. [2020-07-07 11:28:30,739 INFO L268 CegarLoopResult]: For program point L260(lines 260 572) no Hoare annotation was computed. [2020-07-07 11:28:30,739 INFO L268 CegarLoopResult]: For program point L393(lines 393 572) no Hoare annotation was computed. [2020-07-07 11:28:30,739 INFO L268 CegarLoopResult]: For program point L360(lines 360 572) no Hoare annotation was computed. [2020-07-07 11:28:30,739 INFO L268 CegarLoopResult]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,739 INFO L268 CegarLoopResult]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,740 INFO L268 CegarLoopResult]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,741 INFO L268 CegarLoopResult]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,741 INFO L268 CegarLoopResult]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,741 INFO L268 CegarLoopResult]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,741 INFO L268 CegarLoopResult]: For program point L526(lines 526 572) no Hoare annotation was computed. [2020-07-07 11:28:30,741 INFO L268 CegarLoopResult]: For program point L493(lines 493 572) no Hoare annotation was computed. [2020-07-07 11:28:30,743 INFO L268 CegarLoopResult]: For program point L460(lines 460 572) no Hoare annotation was computed. [2020-07-07 11:28:30,743 INFO L268 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-07-07 11:28:30,744 INFO L268 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-07-07 11:28:30,744 INFO L268 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-07-07 11:28:30,744 INFO L268 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-07-07 11:28:30,744 INFO L268 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-07-07 11:28:30,744 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-07-07 11:28:30,744 INFO L268 CegarLoopResult]: For program point L329(lines 329 572) no Hoare annotation was computed. [2020-07-07 11:28:30,744 INFO L268 CegarLoopResult]: For program point L296(lines 296 572) no Hoare annotation was computed. [2020-07-07 11:28:30,744 INFO L268 CegarLoopResult]: For program point L231(lines 231 572) no Hoare annotation was computed. [2020-07-07 11:28:30,745 INFO L268 CegarLoopResult]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,753 INFO L268 CegarLoopResult]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,753 INFO L268 CegarLoopResult]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,753 INFO L268 CegarLoopResult]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,753 INFO L268 CegarLoopResult]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,753 INFO L268 CegarLoopResult]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2020-07-07 11:28:30,753 INFO L268 CegarLoopResult]: For program point L529(lines 529 572) no Hoare annotation was computed. [2020-07-07 11:28:30,754 INFO L268 CegarLoopResult]: For program point L430(lines 430 572) no Hoare annotation was computed. [2020-07-07 11:28:30,754 INFO L268 CegarLoopResult]: For program point L265(lines 265 572) no Hoare annotation was computed. [2020-07-07 11:28:30,754 INFO L268 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-07-07 11:28:30,754 INFO L268 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-07-07 11:28:30,754 INFO L268 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-07-07 11:28:30,755 INFO L268 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-07-07 11:28:30,755 INFO L268 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-07-07 11:28:30,755 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-07-07 11:28:30,756 INFO L268 CegarLoopResult]: For program point L563(lines 563 572) no Hoare annotation was computed. [2020-07-07 11:28:30,756 INFO L268 CegarLoopResult]: For program point L398(lines 398 572) no Hoare annotation was computed. [2020-07-07 11:28:30,756 INFO L268 CegarLoopResult]: For program point L365(lines 365 572) no Hoare annotation was computed. [2020-07-07 11:28:30,756 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-07 11:28:30,757 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a10~0 0) (<= 9 ~a19~0) (<= ~a1~0 23) (<= 23 ~a1~0)) [2020-07-07 11:28:30,757 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-07 11:28:30,757 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-07 11:28:30,757 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (not (<= |old(~a1~0)| 23)) (not (<= |old(~a10~0)| 0)) (not (<= 9 |old(~a19~0)|)) (and (= ~a10~0 |old(~a10~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a1~0 |old(~a1~0)|))) [2020-07-07 11:28:30,757 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2020-07-07 11:28:30,758 INFO L264 CegarLoopResult]: At program point L590(line 590) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (<= 9 ~a19~0) (not (<= |old(~a1~0)| 23)) (<= ~a19~0 6) (not (<= |old(~a10~0)| 0)) (not (<= 9 |old(~a19~0)|)) (not (= 3 ~a10~0))) [2020-07-07 11:28:30,758 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-07-07 11:28:30,758 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-07-07 11:28:30,758 INFO L264 CegarLoopResult]: At program point L582-2(lines 582 591) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (<= 9 ~a19~0) (not (<= |old(~a1~0)| 23)) (<= ~a19~0 6) (not (<= |old(~a10~0)| 0)) (not (<= 9 |old(~a19~0)|)) (not (= 3 ~a10~0))) [2020-07-07 11:28:30,758 INFO L268 CegarLoopResult]: For program point L582-3(lines 576 592) no Hoare annotation was computed. [2020-07-07 11:28:30,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.07 11:28:30 BoogieIcfgContainer [2020-07-07 11:28:30,781 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-07 11:28:30,784 INFO L168 Benchmark]: Toolchain (without parser) took 10497.04 ms. Allocated memory was 146.3 MB in the beginning and 354.4 MB in the end (delta: 208.1 MB). Free memory was 102.2 MB in the beginning and 127.2 MB in the end (delta: -25.0 MB). Peak memory consumption was 183.1 MB. Max. memory is 7.1 GB. [2020-07-07 11:28:30,786 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-07 11:28:30,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 773.60 ms. Allocated memory was 146.3 MB in the beginning and 206.6 MB in the end (delta: 60.3 MB). Free memory was 102.0 MB in the beginning and 170.5 MB in the end (delta: -68.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. [2020-07-07 11:28:30,793 INFO L168 Benchmark]: Boogie Preprocessor took 110.85 ms. Allocated memory is still 206.6 MB. Free memory was 170.5 MB in the beginning and 166.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-07-07 11:28:30,794 INFO L168 Benchmark]: RCFGBuilder took 1254.36 ms. Allocated memory was 206.6 MB in the beginning and 238.0 MB in the end (delta: 31.5 MB). Free memory was 165.6 MB in the beginning and 177.2 MB in the end (delta: -11.6 MB). Peak memory consumption was 78.5 MB. Max. memory is 7.1 GB. [2020-07-07 11:28:30,795 INFO L168 Benchmark]: TraceAbstraction took 8346.95 ms. Allocated memory was 238.0 MB in the beginning and 354.4 MB in the end (delta: 116.4 MB). Free memory was 177.2 MB in the beginning and 127.2 MB in the end (delta: 50.0 MB). Peak memory consumption was 166.4 MB. Max. memory is 7.1 GB. [2020-07-07 11:28:30,808 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 146.3 MB. Free memory was 122.5 MB in the beginning and 122.3 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 773.60 ms. Allocated memory was 146.3 MB in the beginning and 206.6 MB in the end (delta: 60.3 MB). Free memory was 102.0 MB in the beginning and 170.5 MB in the end (delta: -68.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.85 ms. Allocated memory is still 206.6 MB. Free memory was 170.5 MB in the beginning and 166.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1254.36 ms. Allocated memory was 206.6 MB in the beginning and 238.0 MB in the end (delta: 31.5 MB). Free memory was 165.6 MB in the beginning and 177.2 MB in the end (delta: -11.6 MB). Peak memory consumption was 78.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 8346.95 ms. Allocated memory was 238.0 MB in the beginning and 354.4 MB in the end (delta: 116.4 MB). Free memory was 177.2 MB in the beginning and 127.2 MB in the end (delta: 50.0 MB). Peak memory consumption was 166.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 127]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((((!(23 <= \old(a1)) || 9 <= a19) || !(\old(a1) <= 23)) || a19 <= 6) || !(\old(a10) <= 0)) || !(9 <= \old(a19))) || !(3 == a10) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 215 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.8s, OverallIterations: 4, TraceHistogramMax: 3, AutomataDifference: 5.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 298 SDtfs, 1547 SDslu, 73 SDs, 0 SdLazy, 2339 SolverSat, 550 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 474 GetRequests, 450 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=739occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 300 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 21 PreInvPairs, 35 NumberOfFragments, 171 HoareAnnotationTreeSize, 21 FomulaSimplifications, 682 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 341 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1031 NumberOfCodeBlocks, 1031 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1025 ConstructedInterpolants, 0 QuantifiedInterpolants, 369074 SizeOfPredicates, 4 NumberOfNonLiveVariables, 776 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 630/640 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...