/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 --traceabstraction.trace.refinement.strategy CAMEL_NO_AM -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label10.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 21:35:37,183 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 21:35:37,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 21:35:37,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 21:35:37,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 21:35:37,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 21:35:37,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 21:35:37,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 21:35:37,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 21:35:37,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 21:35:37,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 21:35:37,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 21:35:37,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 21:35:37,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 21:35:37,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 21:35:37,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 21:35:37,221 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 21:35:37,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 21:35:37,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 21:35:37,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 21:35:37,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 21:35:37,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 21:35:37,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 21:35:37,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 21:35:37,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-19 21:35:37,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 21:35:37,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 21:35:37,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 21:35:37,247 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 [2020-07-19 21:35:37,263 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 21:35:37,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 21:35:37,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 21:35:37,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 21:35:37,265 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 21:35:37,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 21:35:37,266 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 21:35:37,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 21:35:37,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 21:35:37,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 21:35:37,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 21:35:37,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 21:35:37,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 21:35:37,267 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 21:35:37,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 21:35:37,267 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 21:35:37,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 21:35:37,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 21:35:37,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 21:35:37,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 21:35:37,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 21:35:37,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 21:35:37,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 21:35:37,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 21:35:37,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 21:35:37,269 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 21:35:37,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 21:35:37,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 21:35:37,270 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 21:35:37,270 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> CAMEL_NO_AM [2020-07-19 21:35:37,570 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 21:35:37,585 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 21:35:37,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 21:35:37,591 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 21:35:37,591 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 21:35:37,592 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label10.c [2020-07-19 21:35:37,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e78399bf9/27c7fd207d6d42c4909cf3712f42e207/FLAGd4b9716b7 [2020-07-19 21:35:38,273 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 21:35:38,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label10.c [2020-07-19 21:35:38,290 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e78399bf9/27c7fd207d6d42c4909cf3712f42e207/FLAGd4b9716b7 [2020-07-19 21:35:38,529 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e78399bf9/27c7fd207d6d42c4909cf3712f42e207 [2020-07-19 21:35:38,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 21:35:38,547 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 21:35:38,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 21:35:38,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 21:35:38,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 21:35:38,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:35:38" (1/1) ... [2020-07-19 21:35:38,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@242a4da8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:35:38, skipping insertion in model container [2020-07-19 21:35:38,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:35:38" (1/1) ... [2020-07-19 21:35:38,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 21:35:38,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 21:35:39,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 21:35:39,082 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 21:35:39,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 21:35:39,430 INFO L208 MainTranslator]: Completed translation [2020-07-19 21:35:39,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:35:39 WrapperNode [2020-07-19 21:35:39,431 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 21:35:39,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 21:35:39,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 21:35:39,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 21:35:39,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:35:39" (1/1) ... [2020-07-19 21:35:39,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:35:39" (1/1) ... [2020-07-19 21:35:39,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:35:39" (1/1) ... [2020-07-19 21:35:39,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:35:39" (1/1) ... [2020-07-19 21:35:39,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:35:39" (1/1) ... [2020-07-19 21:35:39,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:35:39" (1/1) ... [2020-07-19 21:35:39,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:35:39" (1/1) ... [2020-07-19 21:35:39,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 21:35:39,542 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 21:35:39,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 21:35:39,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 21:35:39,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:35:39" (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 [2020-07-19 21:35:39,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 21:35:39,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 21:35:39,642 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-19 21:35:39,643 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 21:35:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-19 21:35:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 21:35:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 21:35:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-19 21:35:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 21:35:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 21:35:39,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 21:35:41,008 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 21:35:41,009 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-19 21:35:41,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 09:35:41 BoogieIcfgContainer [2020-07-19 21:35:41,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 21:35:41,018 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 21:35:41,018 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 21:35:41,022 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 21:35:41,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 09:35:38" (1/3) ... [2020-07-19 21:35:41,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@789cf93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 09:35:41, skipping insertion in model container [2020-07-19 21:35:41,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:35:39" (2/3) ... [2020-07-19 21:35:41,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@789cf93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 09:35:41, skipping insertion in model container [2020-07-19 21:35:41,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 09:35:41" (3/3) ... [2020-07-19 21:35:41,026 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label10.c [2020-07-19 21:35:41,040 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 21:35:41,049 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 21:35:41,067 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 21:35:41,098 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 21:35:41,098 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 21:35:41,098 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 21:35:41,099 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 21:35:41,099 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 21:35:41,099 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 21:35:41,099 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 21:35:41,099 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 21:35:41,125 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-07-19 21:35:41,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-07-19 21:35:41,142 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:35:41,144 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:35:41,144 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:35:41,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:35:41,151 INFO L82 PathProgramCache]: Analyzing trace with hash 898563457, now seen corresponding path program 1 times [2020-07-19 21:35:41,159 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:35:41,160 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575661234] [2020-07-19 21:35:41,160 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@30ba9c63 [2020-07-19 21:35:41,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:41,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:35:41,842 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575661234] [2020-07-19 21:35:41,844 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:35:41,845 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-19 21:35:41,846 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952535603] [2020-07-19 21:35:41,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-19 21:35:41,857 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:35:41,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-19 21:35:41,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-19 21:35:41,879 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-07-19 21:35:44,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:35:44,503 INFO L93 Difference]: Finished difference Result 813 states and 1406 transitions. [2020-07-19 21:35:44,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-19 21:35:44,506 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 141 [2020-07-19 21:35:44,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:35:44,528 INFO L225 Difference]: With dead ends: 813 [2020-07-19 21:35:44,529 INFO L226 Difference]: Without dead ends: 488 [2020-07-19 21:35:44,538 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 [2020-07-19 21:35:44,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2020-07-19 21:35:44,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 481. [2020-07-19 21:35:44,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 481 states. [2020-07-19 21:35:44,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 692 transitions. [2020-07-19 21:35:44,654 INFO L78 Accepts]: Start accepts. Automaton has 481 states and 692 transitions. Word has length 141 [2020-07-19 21:35:44,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:35:44,664 INFO L479 AbstractCegarLoop]: Abstraction has 481 states and 692 transitions. [2020-07-19 21:35:44,665 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-19 21:35:44,665 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 692 transitions. [2020-07-19 21:35:44,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-07-19 21:35:44,672 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:35:44,673 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:35:44,673 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 21:35:44,674 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:35:44,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:35:44,674 INFO L82 PathProgramCache]: Analyzing trace with hash 912462918, now seen corresponding path program 1 times [2020-07-19 21:35:44,675 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:35:44,675 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086917077] [2020-07-19 21:35:44,675 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@30ba9c63 [2020-07-19 21:35:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:45,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:45,155 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:35:45,156 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086917077] [2020-07-19 21:35:45,156 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536394988] [2020-07-19 21:35:45,156 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@30ba9c63 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 [2020-07-19 21:35:45,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:45,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-19 21:35:45,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 21:35:45,398 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:35:45,399 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 21:35:45,399 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2020-07-19 21:35:45,401 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189169265] [2020-07-19 21:35:45,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-19 21:35:45,403 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:35:45,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-19 21:35:45,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-19 21:35:45,404 INFO L87 Difference]: Start difference. First operand 481 states and 692 transitions. Second operand 3 states. [2020-07-19 21:35:46,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:35:46,132 INFO L93 Difference]: Finished difference Result 1246 states and 1820 transitions. [2020-07-19 21:35:46,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-19 21:35:46,133 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 149 [2020-07-19 21:35:46,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:35:46,151 INFO L225 Difference]: With dead ends: 1246 [2020-07-19 21:35:46,152 INFO L226 Difference]: Without dead ends: 771 [2020-07-19 21:35:46,154 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-19 21:35:46,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 771 states. [2020-07-19 21:35:46,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 771 to 626. [2020-07-19 21:35:46,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-07-19 21:35:46,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 917 transitions. [2020-07-19 21:35:46,217 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 917 transitions. Word has length 149 [2020-07-19 21:35:46,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:35:46,218 INFO L479 AbstractCegarLoop]: Abstraction has 626 states and 917 transitions. [2020-07-19 21:35:46,218 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-19 21:35:46,218 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 917 transitions. [2020-07-19 21:35:46,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-07-19 21:35:46,224 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:35:46,224 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:35:46,438 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-07-19 21:35:46,438 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:35:46,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:35:46,439 INFO L82 PathProgramCache]: Analyzing trace with hash -798836375, now seen corresponding path program 1 times [2020-07-19 21:35:46,440 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:35:46,440 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518717182] [2020-07-19 21:35:46,441 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@30ba9c63 [2020-07-19 21:35:46,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:46,624 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:35:46,624 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518717182] [2020-07-19 21:35:46,625 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:35:46,625 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-19 21:35:46,625 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589663419] [2020-07-19 21:35:46,626 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 21:35:46,626 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:35:46,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 21:35:46,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-19 21:35:46,628 INFO L87 Difference]: Start difference. First operand 626 states and 917 transitions. Second operand 8 states. [2020-07-19 21:35:48,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:35:48,946 INFO L93 Difference]: Finished difference Result 2340 states and 3598 transitions. [2020-07-19 21:35:48,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-19 21:35:48,950 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 163 [2020-07-19 21:35:48,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:35:48,963 INFO L225 Difference]: With dead ends: 2340 [2020-07-19 21:35:48,963 INFO L226 Difference]: Without dead ends: 1720 [2020-07-19 21:35:48,967 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-07-19 21:35:48,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1720 states. [2020-07-19 21:35:49,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1720 to 1687. [2020-07-19 21:35:49,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1687 states. [2020-07-19 21:35:49,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1687 states and 2284 transitions. [2020-07-19 21:35:49,045 INFO L78 Accepts]: Start accepts. Automaton has 1687 states and 2284 transitions. Word has length 163 [2020-07-19 21:35:49,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:35:49,046 INFO L479 AbstractCegarLoop]: Abstraction has 1687 states and 2284 transitions. [2020-07-19 21:35:49,046 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 21:35:49,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2284 transitions. [2020-07-19 21:35:49,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-07-19 21:35:49,055 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:35:49,056 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:35:49,056 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-19 21:35:49,056 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:35:49,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:35:49,057 INFO L82 PathProgramCache]: Analyzing trace with hash -1395637775, now seen corresponding path program 1 times [2020-07-19 21:35:49,057 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:35:49,058 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662644090] [2020-07-19 21:35:49,058 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@30ba9c63 [2020-07-19 21:35:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:49,461 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:35:49,462 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662644090] [2020-07-19 21:35:49,462 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [3706562] [2020-07-19 21:35:49,462 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@30ba9c63 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 [2020-07-19 21:35:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:49,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-19 21:35:49,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 21:35:49,714 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:35:49,715 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 21:35:49,715 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2020-07-19 21:35:49,715 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560825408] [2020-07-19 21:35:49,716 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-19 21:35:49,716 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:35:49,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-19 21:35:49,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-07-19 21:35:49,717 INFO L87 Difference]: Start difference. First operand 1687 states and 2284 transitions. Second operand 5 states. [2020-07-19 21:35:50,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:35:50,948 INFO L93 Difference]: Finished difference Result 4617 states and 6597 transitions. [2020-07-19 21:35:50,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-19 21:35:50,949 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 167 [2020-07-19 21:35:50,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:35:50,977 INFO L225 Difference]: With dead ends: 4617 [2020-07-19 21:35:50,978 INFO L226 Difference]: Without dead ends: 2936 [2020-07-19 21:35:50,988 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-07-19 21:35:50,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2936 states. [2020-07-19 21:35:51,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2936 to 2594. [2020-07-19 21:35:51,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2594 states. [2020-07-19 21:35:51,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 2594 states and 3356 transitions. [2020-07-19 21:35:51,134 INFO L78 Accepts]: Start accepts. Automaton has 2594 states and 3356 transitions. Word has length 167 [2020-07-19 21:35:51,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:35:51,134 INFO L479 AbstractCegarLoop]: Abstraction has 2594 states and 3356 transitions. [2020-07-19 21:35:51,134 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-19 21:35:51,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2594 states and 3356 transitions. [2020-07-19 21:35:51,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-07-19 21:35:51,147 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:35:51,147 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:35:51,361 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 21:35:51,362 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:35:51,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:35:51,362 INFO L82 PathProgramCache]: Analyzing trace with hash -2090900128, now seen corresponding path program 1 times [2020-07-19 21:35:51,363 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:35:51,363 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757511258] [2020-07-19 21:35:51,363 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@30ba9c63 [2020-07-19 21:35:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:51,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:51,661 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-07-19 21:35:51,662 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757511258] [2020-07-19 21:35:51,662 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471714200] [2020-07-19 21:35:51,663 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@30ba9c63 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 [2020-07-19 21:35:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:51,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-19 21:35:51,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 21:35:51,837 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-07-19 21:35:51,838 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 21:35:51,838 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 7 [2020-07-19 21:35:51,839 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409868697] [2020-07-19 21:35:51,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-19 21:35:51,839 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:35:51,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-19 21:35:51,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-19 21:35:51,840 INFO L87 Difference]: Start difference. First operand 2594 states and 3356 transitions. Second operand 3 states. [2020-07-19 21:35:52,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:35:52,616 INFO L93 Difference]: Finished difference Result 6064 states and 8001 transitions. [2020-07-19 21:35:52,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-19 21:35:52,617 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 176 [2020-07-19 21:35:52,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:35:52,634 INFO L225 Difference]: With dead ends: 6064 [2020-07-19 21:35:52,635 INFO L226 Difference]: Without dead ends: 3022 [2020-07-19 21:35:52,645 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-07-19 21:35:52,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3022 states. [2020-07-19 21:35:52,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3022 to 2728. [2020-07-19 21:35:52,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2728 states. [2020-07-19 21:35:52,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2728 states and 3204 transitions. [2020-07-19 21:35:52,742 INFO L78 Accepts]: Start accepts. Automaton has 2728 states and 3204 transitions. Word has length 176 [2020-07-19 21:35:52,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:35:52,743 INFO L479 AbstractCegarLoop]: Abstraction has 2728 states and 3204 transitions. [2020-07-19 21:35:52,743 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-19 21:35:52,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3204 transitions. [2020-07-19 21:35:52,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-07-19 21:35:52,794 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:35:52,794 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:35:53,003 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 21:35:53,004 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:35:53,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:35:53,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1859280077, now seen corresponding path program 1 times [2020-07-19 21:35:53,006 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:35:53,006 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709667148] [2020-07-19 21:35:53,006 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@30ba9c63 [2020-07-19 21:35:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:53,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:53,212 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 96 proven. 43 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2020-07-19 21:35:53,212 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709667148] [2020-07-19 21:35:53,213 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1453498481] [2020-07-19 21:35:53,213 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@30ba9c63 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 [2020-07-19 21:35:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:35:53,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-19 21:35:53,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 21:35:53,430 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 142 proven. 2 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2020-07-19 21:35:53,431 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-19 21:35:53,431 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-07-19 21:35:53,432 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731569253] [2020-07-19 21:35:53,434 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-19 21:35:53,434 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:35:53,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-19 21:35:53,435 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-07-19 21:35:53,435 INFO L87 Difference]: Start difference. First operand 2728 states and 3204 transitions. Second operand 10 states. [2020-07-19 21:35:54,120 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2020-07-19 21:35:57,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:35:57,767 INFO L93 Difference]: Finished difference Result 8019 states and 9493 transitions. [2020-07-19 21:35:57,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-07-19 21:35:57,768 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 233 [2020-07-19 21:35:57,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:35:57,768 INFO L225 Difference]: With dead ends: 8019 [2020-07-19 21:35:57,768 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 21:35:57,784 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=218, Invalid=904, Unknown=0, NotChecked=0, Total=1122 [2020-07-19 21:35:57,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 21:35:57,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 21:35:57,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 21:35:57,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 21:35:57,786 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 233 [2020-07-19 21:35:57,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:35:57,787 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 21:35:57,787 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-19 21:35:57,787 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 21:35:57,787 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 21:35:58,000 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 21:35:58,003 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 21:35:59,105 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 48 [2020-07-19 21:35:59,342 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 51 [2020-07-19 21:35:59,540 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 51 [2020-07-19 21:35:59,545 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:35:59,546 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a11~0 |old(~a11~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|) (= ~d~0 |old(~d~0)|)) [2020-07-19 21:35:59,546 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:35:59,546 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,546 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,547 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,547 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,547 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,547 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-07-19 21:35:59,548 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-07-19 21:35:59,548 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-07-19 21:35:59,548 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-07-19 21:35:59,548 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-07-19 21:35:59,548 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-07-19 21:35:59,548 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-07-19 21:35:59,548 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-07-19 21:35:59,548 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-07-19 21:35:59,548 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-07-19 21:35:59,548 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-07-19 21:35:59,549 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-07-19 21:35:59,549 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-07-19 21:35:59,549 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,549 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,549 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,549 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,549 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-07-19 21:35:59,549 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,549 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-07-19 21:35:59,549 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-07-19 21:35:59,549 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-07-19 21:35:59,549 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-07-19 21:35:59,550 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-07-19 21:35:59,550 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-07-19 21:35:59,550 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-07-19 21:35:59,550 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-07-19 21:35:59,550 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-07-19 21:35:59,550 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-07-19 21:35:59,550 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-07-19 21:35:59,550 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-07-19 21:35:59,550 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-07-19 21:35:59,551 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-07-19 21:35:59,551 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-07-19 21:35:59,551 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,551 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,551 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,551 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,551 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,551 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 577) no Hoare annotation was computed. [2020-07-19 21:35:59,552 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-07-19 21:35:59,552 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-07-19 21:35:59,552 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-07-19 21:35:59,552 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-07-19 21:35:59,552 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-07-19 21:35:59,552 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-07-19 21:35:59,552 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-07-19 21:35:59,552 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-07-19 21:35:59,553 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-07-19 21:35:59,553 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-07-19 21:35:59,553 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-07-19 21:35:59,553 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,553 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,553 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,553 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,553 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,553 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-07-19 21:35:59,553 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-07-19 21:35:59,554 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-07-19 21:35:59,554 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-07-19 21:35:59,554 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-07-19 21:35:59,554 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-07-19 21:35:59,554 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-07-19 21:35:59,554 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-07-19 21:35:59,554 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-07-19 21:35:59,554 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-07-19 21:35:59,554 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-07-19 21:35:59,555 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-07-19 21:35:59,555 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-07-19 21:35:59,555 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,555 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,555 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,555 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,555 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,555 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-07-19 21:35:59,556 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-07-19 21:35:59,556 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-07-19 21:35:59,556 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-07-19 21:35:59,556 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-07-19 21:35:59,556 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-07-19 21:35:59,556 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-07-19 21:35:59,556 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-07-19 21:35:59,556 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-07-19 21:35:59,557 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-07-19 21:35:59,557 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-07-19 21:35:59,557 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-07-19 21:35:59,557 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-07-19 21:35:59,557 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-07-19 21:35:59,557 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-07-19 21:35:59,557 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-07-19 21:35:59,557 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,558 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,558 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,558 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,558 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-07-19 21:35:59,558 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,558 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-07-19 21:35:59,558 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,559 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-07-19 21:35:59,559 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-07-19 21:35:59,559 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-07-19 21:35:59,559 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,559 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,559 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-07-19 21:35:59,559 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-07-19 21:35:59,559 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-07-19 21:35:59,560 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-07-19 21:35:59,560 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-07-19 21:35:59,560 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-07-19 21:35:59,560 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-07-19 21:35:59,560 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-07-19 21:35:59,560 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-07-19 21:35:59,560 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-07-19 21:35:59,560 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-07-19 21:35:59,561 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,561 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,561 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,561 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,561 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,561 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,561 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-07-19 21:35:59,561 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-07-19 21:35:59,561 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-07-19 21:35:59,561 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-07-19 21:35:59,561 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-07-19 21:35:59,561 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-07-19 21:35:59,561 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-07-19 21:35:59,562 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-07-19 21:35:59,562 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-07-19 21:35:59,562 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-07-19 21:35:59,562 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-07-19 21:35:59,562 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,562 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,562 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,562 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,562 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,562 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,562 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-07-19 21:35:59,563 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-07-19 21:35:59,563 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-07-19 21:35:59,563 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-07-19 21:35:59,563 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-07-19 21:35:59,563 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-07-19 21:35:59,563 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-07-19 21:35:59,563 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-07-19 21:35:59,563 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-07-19 21:35:59,563 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-07-19 21:35:59,563 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-07-19 21:35:59,564 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-07-19 21:35:59,564 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-07-19 21:35:59,564 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-07-19 21:35:59,564 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,564 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,564 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,564 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse2 (= ~a11~0 |old(~a11~0)|)) (.cse3 (= ~a17~0 |old(~a17~0)|)) (.cse4 (= ~a19~0 |old(~a19~0)|)) (.cse5 (= ~a28~0 |old(~a28~0)|))) (let ((.cse0 (not (<= 8 |old(~a17~0)|))) (.cse1 (and .cse2 .cse3 .cse4 .cse5 (= ~a25~0 |old(~a25~0)|))) (.cse6 (= 11 |old(~a28~0)|))) (and (or (= 1 |old(~a11~0)|) (not (<= |old(~a28~0)| 8)) .cse0 .cse1) (or (not (= 1 |old(~a25~0)|)) (and .cse2 .cse3 .cse4 .cse5 (= 1 ~a25~0)) .cse6) (or (not (= 1 |old(~a19~0)|)) .cse1) (or (not (<= |old(~a28~0)| 7)) .cse0 .cse1) (or .cse1 (not (<= |old(~a11~0)| 0))) (or .cse1 (not (<= 10 |old(~a28~0)|)) .cse6)))) [2020-07-19 21:35:59,564 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,564 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,564 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,564 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,565 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-07-19 21:35:59,566 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-07-19 21:35:59,567 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-07-19 21:35:59,567 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-07-19 21:35:59,567 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-07-19 21:35:59,567 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-07-19 21:35:59,567 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-07-19 21:35:59,567 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-07-19 21:35:59,567 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,567 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,567 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,567 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,567 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-07-19 21:35:59,567 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-07-19 21:35:59,568 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-07-19 21:35:59,568 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-07-19 21:35:59,568 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-07-19 21:35:59,568 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-07-19 21:35:59,568 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-07-19 21:35:59,568 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-07-19 21:35:59,568 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-07-19 21:35:59,568 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-07-19 21:35:59,569 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-07-19 21:35:59,569 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-07-19 21:35:59,569 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-07-19 21:35:59,569 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-07-19 21:35:59,569 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-07-19 21:35:59,569 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-07-19 21:35:59,569 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-07-19 21:35:59,569 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-07-19 21:35:59,570 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-07-19 21:35:59,570 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-07-19 21:35:59,570 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:35:59,570 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~a19~0) (<= ~a11~0 0) (<= 8 ~a17~0) (<= ~a28~0 7)) [2020-07-19 21:35:59,570 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 21:35:59,570 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:35:59,570 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 |old(~a19~0)|)) (not (<= |old(~a28~0)| 7)) (not (<= 8 |old(~a17~0)|)) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (not (<= |old(~a11~0)| 0))) [2020-07-19 21:35:59,571 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (= 1 ~a19~0)) (.cse3 (not (= 11 ~a28~0))) (.cse4 (<= 10 ~a28~0)) (.cse2 (<= 8 ~a17~0)) (.cse1 (not (= 1 |old(~a25~0)|)))) (or (not (= 1 |old(~a19~0)|)) (and .cse0 .cse1) (not (<= |old(~a28~0)| 7)) (and .cse2 .cse1 (<= ~a28~0 7)) (and (<= ~a11~0 0) .cse1) (not (<= 8 |old(~a17~0)|)) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (and .cse3 .cse1 (= 1 ~a25~0)) (and .cse0 .cse3 .cse4) (not (<= |old(~a11~0)| 0)) (and .cse3 .cse1 .cse4) (and .cse2 .cse1 (<= ~a28~0 8) (not (= 1 ~a11~0))))) [2020-07-19 21:35:59,571 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-07-19 21:35:59,571 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-07-19 21:35:59,571 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (= 1 ~a19~0)) (.cse3 (not (= 11 ~a28~0))) (.cse4 (<= 10 ~a28~0)) (.cse2 (<= 8 ~a17~0)) (.cse1 (not (= 1 |old(~a25~0)|)))) (or (not (= 1 |old(~a19~0)|)) (and .cse0 .cse1) (not (<= |old(~a28~0)| 7)) (and .cse2 .cse1 (<= ~a28~0 7)) (and (<= ~a11~0 0) .cse1) (not (<= 8 |old(~a17~0)|)) (and (= ~a11~0 |old(~a11~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (and .cse3 .cse1 (= 1 ~a25~0)) (and .cse0 .cse3 .cse4) (not (<= |old(~a11~0)| 0)) (and .cse3 .cse1 .cse4) (and .cse2 .cse1 (<= ~a28~0 8) (not (= 1 ~a11~0))))) [2020-07-19 21:35:59,571 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-07-19 21:35:59,571 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-07-19 21:35:59,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 09:35:59 BoogieIcfgContainer [2020-07-19 21:35:59,594 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 21:35:59,596 INFO L168 Benchmark]: Toolchain (without parser) took 21050.75 ms. Allocated memory was 136.8 MB in the beginning and 489.7 MB in the end (delta: 352.8 MB). Free memory was 98.8 MB in the beginning and 229.6 MB in the end (delta: -130.8 MB). Peak memory consumption was 366.8 MB. Max. memory is 7.1 GB. [2020-07-19 21:35:59,597 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 136.8 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-19 21:35:59,598 INFO L168 Benchmark]: CACSL2BoogieTranslator took 878.28 ms. Allocated memory was 136.8 MB in the beginning and 205.5 MB in the end (delta: 68.7 MB). Free memory was 98.4 MB in the beginning and 175.2 MB in the end (delta: -76.8 MB). Peak memory consumption was 39.0 MB. Max. memory is 7.1 GB. [2020-07-19 21:35:59,599 INFO L168 Benchmark]: Boogie Preprocessor took 109.93 ms. Allocated memory is still 205.5 MB. Free memory was 175.2 MB in the beginning and 170.0 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. [2020-07-19 21:35:59,600 INFO L168 Benchmark]: RCFGBuilder took 1474.46 ms. Allocated memory was 205.5 MB in the beginning and 234.9 MB in the end (delta: 29.4 MB). Free memory was 170.0 MB in the beginning and 186.6 MB in the end (delta: -16.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. [2020-07-19 21:35:59,601 INFO L168 Benchmark]: TraceAbstraction took 18576.26 ms. Allocated memory was 234.9 MB in the beginning and 489.7 MB in the end (delta: 254.8 MB). Free memory was 185.2 MB in the beginning and 229.6 MB in the end (delta: -44.4 MB). Peak memory consumption was 355.1 MB. Max. memory is 7.1 GB. [2020-07-19 21:35:59,606 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 136.8 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 878.28 ms. Allocated memory was 136.8 MB in the beginning and 205.5 MB in the end (delta: 68.7 MB). Free memory was 98.4 MB in the beginning and 175.2 MB in the end (delta: -76.8 MB). Peak memory consumption was 39.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.93 ms. Allocated memory is still 205.5 MB. Free memory was 175.2 MB in the beginning and 170.0 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1474.46 ms. Allocated memory was 205.5 MB in the beginning and 234.9 MB in the end (delta: 29.4 MB). Free memory was 170.0 MB in the beginning and 186.6 MB in the end (delta: -16.6 MB). Peak memory consumption was 89.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18576.26 ms. Allocated memory was 234.9 MB in the beginning and 489.7 MB in the end (delta: 254.8 MB). Free memory was 185.2 MB in the beginning and 229.6 MB in the end (delta: -44.4 MB). Peak memory consumption was 355.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 577]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((((!(1 == \old(a19)) || (1 == a19 && !(1 == \old(a25)))) || !(\old(a28) <= 7)) || ((8 <= a17 && !(1 == \old(a25))) && a28 <= 7)) || (a11 <= 0 && !(1 == \old(a25)))) || !(8 <= \old(a17))) || ((((a11 == \old(a11) && a17 == \old(a17)) && a19 == \old(a19)) && a28 == \old(a28)) && a25 == \old(a25))) || ((!(11 == a28) && !(1 == \old(a25))) && 1 == a25)) || ((1 == a19 && !(11 == a28)) && 10 <= a28)) || !(\old(a11) <= 0)) || ((!(11 == a28) && !(1 == \old(a25))) && 10 <= a28)) || (((8 <= a17 && !(1 == \old(a25))) && a28 <= 8) && !(1 == a11)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.9s, OverallIterations: 6, TraceHistogramMax: 5, AutomataDifference: 12.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 481 SDtfs, 3686 SDslu, 364 SDs, 0 SdLazy, 6510 SolverSat, 1243 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 837 GetRequests, 767 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 326 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2728occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 821 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 99 PreInvPairs, 177 NumberOfFragments, 463 HoareAnnotationTreeSize, 99 FomulaSimplifications, 17786 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 3624 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1754 NumberOfCodeBlocks, 1754 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1744 ConstructedInterpolants, 0 QuantifiedInterpolants, 1155118 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1734 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 470/525 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...