/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/Problem11_label18.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-79ed534 [2020-07-19 21:40:04,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-19 21:40:04,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-19 21:40:04,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-19 21:40:04,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-19 21:40:04,926 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-19 21:40:04,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-19 21:40:04,930 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-19 21:40:04,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-19 21:40:04,932 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-19 21:40:04,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-19 21:40:04,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-19 21:40:04,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-19 21:40:04,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-19 21:40:04,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-19 21:40:04,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-19 21:40:04,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-19 21:40:04,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-19 21:40:04,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-19 21:40:04,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-19 21:40:04,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-19 21:40:04,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-19 21:40:04,950 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-19 21:40:04,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-19 21:40:04,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-19 21:40:04,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-19 21:40:04,954 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-19 21:40:04,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-19 21:40:04,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-19 21:40:04,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-19 21:40:04,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-19 21:40:04,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-19 21:40:04,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-19 21:40:04,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-19 21:40:04,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-19 21:40:04,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-19 21:40:04,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-19 21:40:04,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-19 21:40:04,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-19 21:40:04,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-19 21:40:04,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-19 21:40:04,963 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 21:40:04,978 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-19 21:40:04,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-19 21:40:04,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-19 21:40:04,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-19 21:40:04,980 INFO L138 SettingsManager]: * Use SBE=true [2020-07-19 21:40:04,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-19 21:40:04,980 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-19 21:40:04,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-19 21:40:04,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-19 21:40:04,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-19 21:40:04,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-19 21:40:04,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-19 21:40:04,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-19 21:40:04,982 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-19 21:40:04,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-19 21:40:04,982 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-19 21:40:04,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-19 21:40:04,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-19 21:40:04,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-19 21:40:04,983 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-19 21:40:04,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-19 21:40:04,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-19 21:40:04,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-19 21:40:04,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-19 21:40:04,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-19 21:40:04,984 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-19 21:40:04,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-19 21:40:04,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-19 21:40:04,985 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-19 21:40:04,985 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 21:40:05,258 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-19 21:40:05,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-19 21:40:05,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-19 21:40:05,281 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-19 21:40:05,282 INFO L275 PluginConnector]: CDTParser initialized [2020-07-19 21:40:05,283 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label18.c [2020-07-19 21:40:05,357 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b0a9234/dfc33396b5e8409eb82a7181e7b6d958/FLAG953af87a4 [2020-07-19 21:40:05,998 INFO L306 CDTParser]: Found 1 translation units. [2020-07-19 21:40:05,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label18.c [2020-07-19 21:40:06,024 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b0a9234/dfc33396b5e8409eb82a7181e7b6d958/FLAG953af87a4 [2020-07-19 21:40:06,212 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6b0a9234/dfc33396b5e8409eb82a7181e7b6d958 [2020-07-19 21:40:06,221 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-19 21:40:06,225 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-19 21:40:06,226 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-19 21:40:06,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-19 21:40:06,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-19 21:40:06,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:40:06" (1/1) ... [2020-07-19 21:40:06,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33761369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:06, skipping insertion in model container [2020-07-19 21:40:06,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 09:40:06" (1/1) ... [2020-07-19 21:40:06,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-19 21:40:06,295 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-19 21:40:07,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 21:40:07,031 INFO L203 MainTranslator]: Completed pre-run [2020-07-19 21:40:07,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-19 21:40:07,370 INFO L208 MainTranslator]: Completed translation [2020-07-19 21:40:07,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:07 WrapperNode [2020-07-19 21:40:07,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-19 21:40:07,372 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-19 21:40:07,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-19 21:40:07,373 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-19 21:40:07,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:07" (1/1) ... [2020-07-19 21:40:07,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:07" (1/1) ... [2020-07-19 21:40:07,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:07" (1/1) ... [2020-07-19 21:40:07,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:07" (1/1) ... [2020-07-19 21:40:07,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:07" (1/1) ... [2020-07-19 21:40:07,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:07" (1/1) ... [2020-07-19 21:40:07,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:07" (1/1) ... [2020-07-19 21:40:07,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-19 21:40:07,582 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-19 21:40:07,582 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-19 21:40:07,582 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-19 21:40:07,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:07" (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 21:40:07,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-19 21:40:07,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-19 21:40:07,675 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-19 21:40:07,675 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-19 21:40:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-19 21:40:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-19 21:40:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-19 21:40:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-19 21:40:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-19 21:40:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-19 21:40:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-19 21:40:09,448 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-19 21:40:09,448 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-19 21:40:09,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 09:40:09 BoogieIcfgContainer [2020-07-19 21:40:09,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-19 21:40:09,457 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-19 21:40:09,457 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-19 21:40:09,460 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-19 21:40:09,460 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 09:40:06" (1/3) ... [2020-07-19 21:40:09,461 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3020a233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 09:40:09, skipping insertion in model container [2020-07-19 21:40:09,461 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 09:40:07" (2/3) ... [2020-07-19 21:40:09,462 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3020a233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 09:40:09, skipping insertion in model container [2020-07-19 21:40:09,462 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 09:40:09" (3/3) ... [2020-07-19 21:40:09,464 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label18.c [2020-07-19 21:40:09,475 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-19 21:40:09,484 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-19 21:40:09,500 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-19 21:40:09,529 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-19 21:40:09,529 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-19 21:40:09,530 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-19 21:40:09,530 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-19 21:40:09,530 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-19 21:40:09,530 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-19 21:40:09,530 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-19 21:40:09,530 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-19 21:40:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2020-07-19 21:40:09,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-19 21:40:09,566 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:40:09,567 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] [2020-07-19 21:40:09,568 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:40:09,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:40:09,574 INFO L82 PathProgramCache]: Analyzing trace with hash -1626993173, now seen corresponding path program 1 times [2020-07-19 21:40:09,584 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:40:09,585 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855195167] [2020-07-19 21:40:09,585 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1f41c577 [2020-07-19 21:40:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:09,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:09,996 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 21:40:09,998 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855195167] [2020-07-19 21:40:09,999 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:40:09,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-19 21:40:10,000 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500738562] [2020-07-19 21:40:10,006 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-19 21:40:10,006 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:40:10,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-19 21:40:10,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-19 21:40:10,024 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2020-07-19 21:40:12,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:40:12,634 INFO L93 Difference]: Finished difference Result 791 states and 1386 transitions. [2020-07-19 21:40:12,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-19 21:40:12,637 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 40 [2020-07-19 21:40:12,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:40:12,655 INFO L225 Difference]: With dead ends: 791 [2020-07-19 21:40:12,655 INFO L226 Difference]: Without dead ends: 434 [2020-07-19 21:40:12,666 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-19 21:40:12,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states. [2020-07-19 21:40:12,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 430. [2020-07-19 21:40:12,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 430 states. [2020-07-19 21:40:12,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 618 transitions. [2020-07-19 21:40:12,753 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 618 transitions. Word has length 40 [2020-07-19 21:40:12,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:40:12,753 INFO L479 AbstractCegarLoop]: Abstraction has 430 states and 618 transitions. [2020-07-19 21:40:12,753 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-19 21:40:12,754 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 618 transitions. [2020-07-19 21:40:12,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-19 21:40:12,759 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:40:12,759 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:40:12,760 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-19 21:40:12,760 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:40:12,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:40:12,760 INFO L82 PathProgramCache]: Analyzing trace with hash -798212694, now seen corresponding path program 1 times [2020-07-19 21:40:12,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:40:12,761 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640451020] [2020-07-19 21:40:12,761 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1f41c577 [2020-07-19 21:40:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:13,132 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:40:13,133 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640451020] [2020-07-19 21:40:13,133 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:40:13,133 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-07-19 21:40:13,133 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137389392] [2020-07-19 21:40:13,135 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-19 21:40:13,136 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:40:13,136 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-19 21:40:13,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-07-19 21:40:13,136 INFO L87 Difference]: Start difference. First operand 430 states and 618 transitions. Second operand 8 states. [2020-07-19 21:40:16,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:40:16,518 INFO L93 Difference]: Finished difference Result 1664 states and 2471 transitions. [2020-07-19 21:40:16,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-19 21:40:16,519 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 112 [2020-07-19 21:40:16,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:40:16,530 INFO L225 Difference]: With dead ends: 1664 [2020-07-19 21:40:16,531 INFO L226 Difference]: Without dead ends: 1240 [2020-07-19 21:40:16,533 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-07-19 21:40:16,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1240 states. [2020-07-19 21:40:16,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1240 to 1208. [2020-07-19 21:40:16,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1208 states. [2020-07-19 21:40:16,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1208 states and 1688 transitions. [2020-07-19 21:40:16,609 INFO L78 Accepts]: Start accepts. Automaton has 1208 states and 1688 transitions. Word has length 112 [2020-07-19 21:40:16,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:40:16,609 INFO L479 AbstractCegarLoop]: Abstraction has 1208 states and 1688 transitions. [2020-07-19 21:40:16,609 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-19 21:40:16,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1688 transitions. [2020-07-19 21:40:16,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-07-19 21:40:16,615 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:40:16,616 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:40:16,616 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-19 21:40:16,616 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:40:16,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:40:16,617 INFO L82 PathProgramCache]: Analyzing trace with hash 559014170, now seen corresponding path program 1 times [2020-07-19 21:40:16,617 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:40:16,617 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680066052] [2020-07-19 21:40:16,617 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1f41c577 [2020-07-19 21:40:16,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:16,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:16,872 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:40:16,872 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680066052] [2020-07-19 21:40:16,872 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-19 21:40:16,873 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-19 21:40:16,873 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291960815] [2020-07-19 21:40:16,874 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-19 21:40:16,874 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:40:16,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-19 21:40:16,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-07-19 21:40:16,875 INFO L87 Difference]: Start difference. First operand 1208 states and 1688 transitions. Second operand 7 states. [2020-07-19 21:40:19,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:40:19,692 INFO L93 Difference]: Finished difference Result 3630 states and 5216 transitions. [2020-07-19 21:40:19,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-19 21:40:19,694 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 120 [2020-07-19 21:40:19,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:40:19,713 INFO L225 Difference]: With dead ends: 3630 [2020-07-19 21:40:19,721 INFO L226 Difference]: Without dead ends: 2428 [2020-07-19 21:40:19,726 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-19 21:40:19,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2428 states. [2020-07-19 21:40:19,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2428 to 2403. [2020-07-19 21:40:19,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2403 states. [2020-07-19 21:40:19,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 2403 states and 3175 transitions. [2020-07-19 21:40:19,829 INFO L78 Accepts]: Start accepts. Automaton has 2403 states and 3175 transitions. Word has length 120 [2020-07-19 21:40:19,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:40:19,831 INFO L479 AbstractCegarLoop]: Abstraction has 2403 states and 3175 transitions. [2020-07-19 21:40:19,831 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-19 21:40:19,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 3175 transitions. [2020-07-19 21:40:19,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-07-19 21:40:19,844 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:40:19,844 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:40:19,844 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-19 21:40:19,845 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:40:19,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:40:19,845 INFO L82 PathProgramCache]: Analyzing trace with hash 384966816, now seen corresponding path program 1 times [2020-07-19 21:40:19,845 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:40:19,846 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721515583] [2020-07-19 21:40:19,846 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1f41c577 [2020-07-19 21:40:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 66 proven. 65 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-07-19 21:40:20,214 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721515583] [2020-07-19 21:40:20,214 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1179664077] [2020-07-19 21:40:20,214 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1f41c577 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 21:40:20,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:20,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 7 conjunts are in the unsatisfiable core [2020-07-19 21:40:20,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 21:40:20,501 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 134 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-19 21:40:20,502 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-19 21:40:20,502 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 10 [2020-07-19 21:40:20,503 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026891147] [2020-07-19 21:40:20,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-19 21:40:20,505 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:40:20,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-19 21:40:20,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-07-19 21:40:20,506 INFO L87 Difference]: Start difference. First operand 2403 states and 3175 transitions. Second operand 10 states. [2020-07-19 21:40:24,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:40:24,339 INFO L93 Difference]: Finished difference Result 5710 states and 8186 transitions. [2020-07-19 21:40:24,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-07-19 21:40:24,340 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 183 [2020-07-19 21:40:24,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:40:24,363 INFO L225 Difference]: With dead ends: 5710 [2020-07-19 21:40:24,363 INFO L226 Difference]: Without dead ends: 3501 [2020-07-19 21:40:24,371 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=178, Invalid=692, Unknown=0, NotChecked=0, Total=870 [2020-07-19 21:40:24,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3501 states. [2020-07-19 21:40:24,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3501 to 3409. [2020-07-19 21:40:24,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3409 states. [2020-07-19 21:40:24,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 3409 states and 4361 transitions. [2020-07-19 21:40:24,499 INFO L78 Accepts]: Start accepts. Automaton has 3409 states and 4361 transitions. Word has length 183 [2020-07-19 21:40:24,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:40:24,501 INFO L479 AbstractCegarLoop]: Abstraction has 3409 states and 4361 transitions. [2020-07-19 21:40:24,501 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-19 21:40:24,502 INFO L276 IsEmpty]: Start isEmpty. Operand 3409 states and 4361 transitions. [2020-07-19 21:40:24,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-07-19 21:40:24,506 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:40:24,507 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:40:24,721 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 21:40:24,722 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:40:24,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:40:24,723 INFO L82 PathProgramCache]: Analyzing trace with hash 240062387, now seen corresponding path program 1 times [2020-07-19 21:40:24,723 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:40:24,724 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991481326] [2020-07-19 21:40:24,724 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1f41c577 [2020-07-19 21:40:24,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:25,057 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 67 proven. 2 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-07-19 21:40:25,058 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991481326] [2020-07-19 21:40:25,059 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1582467301] [2020-07-19 21:40:25,059 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1f41c577 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 21:40:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:25,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-19 21:40:25,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 21:40:25,311 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-07-19 21:40:25,311 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-19 21:40:25,311 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2020-07-19 21:40:25,312 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301919416] [2020-07-19 21:40:25,312 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-19 21:40:25,313 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:40:25,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-19 21:40:25,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-19 21:40:25,313 INFO L87 Difference]: Start difference. First operand 3409 states and 4361 transitions. Second operand 3 states. [2020-07-19 21:40:26,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:40:26,550 INFO L93 Difference]: Finished difference Result 8349 states and 10995 transitions. [2020-07-19 21:40:26,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-19 21:40:26,551 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 236 [2020-07-19 21:40:26,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:40:26,579 INFO L225 Difference]: With dead ends: 8349 [2020-07-19 21:40:26,580 INFO L226 Difference]: Without dead ends: 5134 [2020-07-19 21:40:26,590 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-19 21:40:26,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5134 states. [2020-07-19 21:40:26,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5134 to 4942. [2020-07-19 21:40:26,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4942 states. [2020-07-19 21:40:26,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4942 states to 4942 states and 6437 transitions. [2020-07-19 21:40:26,721 INFO L78 Accepts]: Start accepts. Automaton has 4942 states and 6437 transitions. Word has length 236 [2020-07-19 21:40:26,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:40:26,722 INFO L479 AbstractCegarLoop]: Abstraction has 4942 states and 6437 transitions. [2020-07-19 21:40:26,722 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-19 21:40:26,722 INFO L276 IsEmpty]: Start isEmpty. Operand 4942 states and 6437 transitions. [2020-07-19 21:40:26,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-07-19 21:40:26,729 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:40:26,729 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-07-19 21:40:26,942 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 21:40:26,943 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:40:26,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:40:26,944 INFO L82 PathProgramCache]: Analyzing trace with hash -1219984608, now seen corresponding path program 1 times [2020-07-19 21:40:26,945 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:40:26,946 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434355150] [2020-07-19 21:40:26,946 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1f41c577 [2020-07-19 21:40:27,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:27,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:27,337 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 67 proven. 2 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-07-19 21:40:27,338 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434355150] [2020-07-19 21:40:27,338 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [984093497] [2020-07-19 21:40:27,339 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1f41c577 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 21:40:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:40:27,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-19 21:40:27,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 21:40:27,498 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-07-19 21:40:27,499 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-19 21:40:27,500 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-19 21:40:27,502 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-19 21:40:27,506 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-07-19 21:40:27,508 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-19 21:40:27,511 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-07-19 21:40:27,512 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-07-19 21:40:35,731 WARN L193 SmtUtils]: Spent 8.13 s on a formula simplification. DAG size of input: 59 DAG size of output: 25 [2020-07-19 21:40:39,874 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 34 DAG size of output: 21 [2020-07-19 21:40:44,204 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-07-19 21:40:44,206 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-19 21:40:44,206 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 10 [2020-07-19 21:40:44,207 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677552470] [2020-07-19 21:40:44,208 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-07-19 21:40:44,208 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:40:44,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-07-19 21:40:44,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=57, Unknown=3, NotChecked=0, Total=90 [2020-07-19 21:40:44,209 INFO L87 Difference]: Start difference. First operand 4942 states and 6437 transitions. Second operand 10 states. [2020-07-19 21:42:00,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:42:00,029 INFO L93 Difference]: Finished difference Result 14760 states and 19512 transitions. [2020-07-19 21:42:00,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-07-19 21:42:00,031 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 267 [2020-07-19 21:42:00,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:42:00,089 INFO L225 Difference]: With dead ends: 14760 [2020-07-19 21:42:00,089 INFO L226 Difference]: Without dead ends: 10012 [2020-07-19 21:42:00,105 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 275 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 20.7s TimeCoverageRelationStatistics Valid=97, Invalid=170, Unknown=5, NotChecked=0, Total=272 [2020-07-19 21:42:00,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10012 states. [2020-07-19 21:42:00,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10012 to 9988. [2020-07-19 21:42:00,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9988 states. [2020-07-19 21:42:00,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9988 states to 9988 states and 13228 transitions. [2020-07-19 21:42:00,420 INFO L78 Accepts]: Start accepts. Automaton has 9988 states and 13228 transitions. Word has length 267 [2020-07-19 21:42:00,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:42:00,421 INFO L479 AbstractCegarLoop]: Abstraction has 9988 states and 13228 transitions. [2020-07-19 21:42:00,421 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-07-19 21:42:00,421 INFO L276 IsEmpty]: Start isEmpty. Operand 9988 states and 13228 transitions. [2020-07-19 21:42:00,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-07-19 21:42:00,430 INFO L414 BasicCegarLoop]: Found error trace [2020-07-19 21:42:00,431 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-19 21:42:00,645 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 21:42:00,646 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-19 21:42:00,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-19 21:42:00,646 INFO L82 PathProgramCache]: Analyzing trace with hash 630561712, now seen corresponding path program 1 times [2020-07-19 21:42:00,646 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2020-07-19 21:42:00,647 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751915130] [2020-07-19 21:42:00,647 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1f41c577 [2020-07-19 21:42:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:42:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:42:00,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:42:00,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:42:01,076 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 170 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-19 21:42:01,076 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751915130] [2020-07-19 21:42:01,077 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1366825021] [2020-07-19 21:42:01,077 INFO L95 rtionOrderModulation]: Keeping assertion order de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.tracecheck.ITraceCheckPreferences$AssertCodeBlockOrder@1f41c577 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 21:42:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-19 21:42:01,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-19 21:42:01,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-19 21:42:01,511 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 137 proven. 32 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-19 21:42:01,512 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-19 21:42:01,512 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 4] total 9 [2020-07-19 21:42:01,513 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414392601] [2020-07-19 21:42:01,514 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-19 21:42:01,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2020-07-19 21:42:01,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-19 21:42:01,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-07-19 21:42:01,517 INFO L87 Difference]: Start difference. First operand 9988 states and 13228 transitions. Second operand 9 states. [2020-07-19 21:42:09,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-19 21:42:09,828 INFO L93 Difference]: Finished difference Result 22425 states and 31357 transitions. [2020-07-19 21:42:09,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-07-19 21:42:09,830 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 278 [2020-07-19 21:42:09,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-19 21:42:09,831 INFO L225 Difference]: With dead ends: 22425 [2020-07-19 21:42:09,831 INFO L226 Difference]: Without dead ends: 0 [2020-07-19 21:42:09,896 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=164, Invalid=538, Unknown=0, NotChecked=0, Total=702 [2020-07-19 21:42:09,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-19 21:42:09,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-19 21:42:09,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-19 21:42:09,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-19 21:42:09,897 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 278 [2020-07-19 21:42:09,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-19 21:42:09,898 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-19 21:42:09,898 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-19 21:42:09,898 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-19 21:42:09,898 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-19 21:42:10,111 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-19 21:42:10,115 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-19 21:42:11,000 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 26 [2020-07-19 21:42:54,662 WARN L193 SmtUtils]: Spent 43.65 s on a formula simplification. DAG size of input: 208 DAG size of output: 34 [2020-07-19 21:42:54,955 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 34 [2020-07-19 21:42:55,248 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 34 [2020-07-19 21:42:55,254 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:42:55,255 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~inputA~0 |old(~inputA~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputB~0 |old(~inputB~0)|) (= ~a8~0 |old(~a8~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputD~0 |old(~inputD~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a3~0 |old(~a3~0)|)) [2020-07-19 21:42:55,255 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:42:55,255 INFO L268 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-07-19 21:42:55,255 INFO L268 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-07-19 21:42:55,256 INFO L268 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-07-19 21:42:55,256 INFO L268 CegarLoopResult]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,256 INFO L268 CegarLoopResult]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,256 INFO L268 CegarLoopResult]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,257 INFO L268 CegarLoopResult]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,257 INFO L268 CegarLoopResult]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,257 INFO L268 CegarLoopResult]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,257 INFO L268 CegarLoopResult]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,257 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-07-19 21:42:55,257 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-07-19 21:42:55,258 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-07-19 21:42:55,258 INFO L268 CegarLoopResult]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,258 INFO L268 CegarLoopResult]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,258 INFO L268 CegarLoopResult]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,258 INFO L268 CegarLoopResult]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,258 INFO L268 CegarLoopResult]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,258 INFO L268 CegarLoopResult]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,258 INFO L268 CegarLoopResult]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,259 INFO L268 CegarLoopResult]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,259 INFO L268 CegarLoopResult]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,259 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-07-19 21:42:55,259 INFO L268 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-07-19 21:42:55,259 INFO L268 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-07-19 21:42:55,259 INFO L268 CegarLoopResult]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,259 INFO L268 CegarLoopResult]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,260 INFO L268 CegarLoopResult]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,260 INFO L268 CegarLoopResult]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,260 INFO L268 CegarLoopResult]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,260 INFO L268 CegarLoopResult]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,260 INFO L268 CegarLoopResult]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,260 INFO L268 CegarLoopResult]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,260 INFO L268 CegarLoopResult]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,261 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-07-19 21:42:55,261 INFO L268 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-07-19 21:42:55,261 INFO L268 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-07-19 21:42:55,261 INFO L268 CegarLoopResult]: For program point L970(lines 970 980) no Hoare annotation was computed. [2020-07-19 21:42:55,261 INFO L268 CegarLoopResult]: For program point L904(lines 904 914) no Hoare annotation was computed. [2020-07-19 21:42:55,261 INFO L268 CegarLoopResult]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2020-07-19 21:42:55,261 INFO L268 CegarLoopResult]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2020-07-19 21:42:55,262 INFO L268 CegarLoopResult]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,262 INFO L268 CegarLoopResult]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,262 INFO L268 CegarLoopResult]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,262 INFO L268 CegarLoopResult]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,262 INFO L268 CegarLoopResult]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,262 INFO L268 CegarLoopResult]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,262 INFO L268 CegarLoopResult]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,263 INFO L268 CegarLoopResult]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,263 INFO L268 CegarLoopResult]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,263 INFO L268 CegarLoopResult]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,263 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-07-19 21:42:55,263 INFO L268 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-07-19 21:42:55,263 INFO L268 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-07-19 21:42:55,263 INFO L268 CegarLoopResult]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,264 INFO L268 CegarLoopResult]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,264 INFO L268 CegarLoopResult]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,264 INFO L268 CegarLoopResult]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,264 INFO L268 CegarLoopResult]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,264 INFO L268 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-07-19 21:42:55,265 INFO L268 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-07-19 21:42:55,265 INFO L268 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-07-19 21:42:55,265 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,265 INFO L268 CegarLoopResult]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,265 INFO L268 CegarLoopResult]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,266 INFO L268 CegarLoopResult]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,266 INFO L268 CegarLoopResult]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,266 INFO L268 CegarLoopResult]: For program point L515(lines 515 525) no Hoare annotation was computed. [2020-07-19 21:42:55,266 INFO L268 CegarLoopResult]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2020-07-19 21:42:55,266 INFO L268 CegarLoopResult]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,267 INFO L268 CegarLoopResult]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,267 INFO L268 CegarLoopResult]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,267 INFO L268 CegarLoopResult]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,267 INFO L268 CegarLoopResult]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,267 INFO L268 CegarLoopResult]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,268 INFO L268 CegarLoopResult]: For program point L648(lines 648 657) no Hoare annotation was computed. [2020-07-19 21:42:55,268 INFO L268 CegarLoopResult]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2020-07-19 21:42:55,268 INFO L268 CegarLoopResult]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,268 INFO L268 CegarLoopResult]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,268 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-07-19 21:42:55,269 INFO L268 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-07-19 21:42:55,269 INFO L268 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-07-19 21:42:55,269 INFO L268 CegarLoopResult]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,269 INFO L268 CegarLoopResult]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,269 INFO L268 CegarLoopResult]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,270 INFO L268 CegarLoopResult]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,270 INFO L268 CegarLoopResult]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,270 INFO L268 CegarLoopResult]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,270 INFO L268 CegarLoopResult]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,270 INFO L268 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-07-19 21:42:55,271 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-07-19 21:42:55,271 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-07-19 21:42:55,271 INFO L268 CegarLoopResult]: For program point L916(lines 916 926) no Hoare annotation was computed. [2020-07-19 21:42:55,271 INFO L268 CegarLoopResult]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2020-07-19 21:42:55,271 INFO L268 CegarLoopResult]: For program point L718(lines 718 730) no Hoare annotation was computed. [2020-07-19 21:42:55,272 INFO L268 CegarLoopResult]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2020-07-19 21:42:55,272 INFO L268 CegarLoopResult]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,272 INFO L268 CegarLoopResult]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,272 INFO L268 CegarLoopResult]: For program point L587(lines 587 597) no Hoare annotation was computed. [2020-07-19 21:42:55,272 INFO L268 CegarLoopResult]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2020-07-19 21:42:55,272 INFO L268 CegarLoopResult]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,272 INFO L268 CegarLoopResult]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,273 INFO L268 CegarLoopResult]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,273 INFO L268 CegarLoopResult]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,273 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse0 (= ~a29~0 |old(~a29~0)|)) (.cse1 (= ~a23~0 |old(~a23~0)|)) (.cse2 (= ~a25~0 |old(~a25~0)|))) (let ((.cse3 (and .cse0 .cse1 (= 1 ~a4~0) .cse2)) (.cse4 (not (= 1 |old(~a4~0)|)))) (and (or (and .cse0 .cse1 (= ~a4~0 |old(~a4~0)|) .cse2) (not (<= |old(~a4~0)| 0))) (or (= 13 |old(~a25~0)|) .cse3 .cse4) (or .cse3 (not (<= |old(~a29~0)| 245)) .cse4) (or (not (<= 97 |old(~a23~0)|)) .cse3 .cse4)))) [2020-07-19 21:42:55,273 INFO L268 CegarLoopResult]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,273 INFO L268 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-07-19 21:42:55,273 INFO L268 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-07-19 21:42:55,273 INFO L268 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-07-19 21:42:55,274 INFO L268 CegarLoopResult]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,274 INFO L268 CegarLoopResult]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,274 INFO L268 CegarLoopResult]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,274 INFO L268 CegarLoopResult]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,274 INFO L268 CegarLoopResult]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,275 INFO L268 CegarLoopResult]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,275 INFO L268 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-07-19 21:42:55,275 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-07-19 21:42:55,275 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-19 21:42:55,275 INFO L268 CegarLoopResult]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,276 INFO L268 CegarLoopResult]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,276 INFO L268 CegarLoopResult]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,276 INFO L268 CegarLoopResult]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,276 INFO L268 CegarLoopResult]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,276 INFO L268 CegarLoopResult]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,277 INFO L268 CegarLoopResult]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,277 INFO L268 CegarLoopResult]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,277 INFO L268 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-07-19 21:42:55,277 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-07-19 21:42:55,277 INFO L268 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-07-19 21:42:55,278 INFO L268 CegarLoopResult]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,278 INFO L268 CegarLoopResult]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,278 INFO L268 CegarLoopResult]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,278 INFO L268 CegarLoopResult]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,278 INFO L268 CegarLoopResult]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,278 INFO L268 CegarLoopResult]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,279 INFO L268 CegarLoopResult]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,279 INFO L268 CegarLoopResult]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,279 INFO L268 CegarLoopResult]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,279 INFO L268 CegarLoopResult]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,279 INFO L268 CegarLoopResult]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,280 INFO L268 CegarLoopResult]: For program point L399(lines 399 410) no Hoare annotation was computed. [2020-07-19 21:42:55,280 INFO L268 CegarLoopResult]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2020-07-19 21:42:55,280 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-07-19 21:42:55,280 INFO L268 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-07-19 21:42:55,280 INFO L268 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-07-19 21:42:55,281 INFO L268 CegarLoopResult]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,281 INFO L268 CegarLoopResult]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,281 INFO L268 CegarLoopResult]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,281 INFO L268 CegarLoopResult]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,281 INFO L268 CegarLoopResult]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,282 INFO L268 CegarLoopResult]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,282 INFO L268 CegarLoopResult]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,282 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-07-19 21:42:55,282 INFO L268 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-07-19 21:42:55,282 INFO L268 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-07-19 21:42:55,283 INFO L268 CegarLoopResult]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,283 INFO L268 CegarLoopResult]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,283 INFO L268 CegarLoopResult]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,283 INFO L268 CegarLoopResult]: For program point L866(lines 866 875) no Hoare annotation was computed. [2020-07-19 21:42:55,283 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2020-07-19 21:42:55,283 INFO L268 CegarLoopResult]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,284 INFO L268 CegarLoopResult]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,284 INFO L268 CegarLoopResult]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,284 INFO L268 CegarLoopResult]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,284 INFO L268 CegarLoopResult]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,285 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 108) no Hoare annotation was computed. [2020-07-19 21:42:55,285 INFO L268 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-07-19 21:42:55,285 INFO L268 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-07-19 21:42:55,285 INFO L268 CegarLoopResult]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,285 INFO L268 CegarLoopResult]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,285 INFO L268 CegarLoopResult]: For program point L604(lines 604 614) no Hoare annotation was computed. [2020-07-19 21:42:55,285 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2020-07-19 21:42:55,286 INFO L268 CegarLoopResult]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,286 INFO L268 CegarLoopResult]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,286 INFO L268 CegarLoopResult]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,286 INFO L268 CegarLoopResult]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,286 INFO L268 CegarLoopResult]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,287 INFO L268 CegarLoopResult]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,287 INFO L268 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-07-19 21:42:55,287 INFO L268 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-07-19 21:42:55,287 INFO L268 CegarLoopResult]: For program point L805(lines 805 815) no Hoare annotation was computed. [2020-07-19 21:42:55,287 INFO L268 CegarLoopResult]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2020-07-19 21:42:55,287 INFO L268 CegarLoopResult]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,288 INFO L268 CegarLoopResult]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,288 INFO L268 CegarLoopResult]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,288 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,288 INFO L268 CegarLoopResult]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,289 INFO L268 CegarLoopResult]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,289 INFO L268 CegarLoopResult]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,289 INFO L268 CegarLoopResult]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,289 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-07-19 21:42:55,289 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-19 21:42:55,289 INFO L268 CegarLoopResult]: For program point L940(lines 940 952) no Hoare annotation was computed. [2020-07-19 21:42:55,290 INFO L268 CegarLoopResult]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2020-07-19 21:42:55,290 INFO L268 CegarLoopResult]: For program point L478(lines 478 486) no Hoare annotation was computed. [2020-07-19 21:42:55,290 INFO L268 CegarLoopResult]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2020-07-19 21:42:55,290 INFO L268 CegarLoopResult]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,290 INFO L268 CegarLoopResult]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,291 INFO L268 CegarLoopResult]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,291 INFO L268 CegarLoopResult]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,291 INFO L268 CegarLoopResult]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,291 INFO L268 CegarLoopResult]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,291 INFO L268 CegarLoopResult]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,292 INFO L268 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-07-19 21:42:55,292 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-19 21:42:55,292 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,292 INFO L268 CegarLoopResult]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,292 INFO L268 CegarLoopResult]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,292 INFO L268 CegarLoopResult]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,293 INFO L268 CegarLoopResult]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,293 INFO L268 CegarLoopResult]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,293 INFO L268 CegarLoopResult]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,293 INFO L268 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-07-19 21:42:55,293 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-19 21:42:55,294 INFO L268 CegarLoopResult]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,294 INFO L268 CegarLoopResult]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,294 INFO L268 CegarLoopResult]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,294 INFO L268 CegarLoopResult]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,294 INFO L268 CegarLoopResult]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,295 INFO L268 CegarLoopResult]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,295 INFO L268 CegarLoopResult]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,295 INFO L268 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-07-19 21:42:55,295 INFO L268 CegarLoopResult]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,295 INFO L268 CegarLoopResult]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,296 INFO L268 CegarLoopResult]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,296 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-07-19 21:42:55,296 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-19 21:42:55,296 INFO L268 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-07-19 21:42:55,296 INFO L268 CegarLoopResult]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,297 INFO L268 CegarLoopResult]: For program point L488(lines 488 499) no Hoare annotation was computed. [2020-07-19 21:42:55,297 INFO L268 CegarLoopResult]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,297 INFO L268 CegarLoopResult]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2020-07-19 21:42:55,297 INFO L268 CegarLoopResult]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,297 INFO L268 CegarLoopResult]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,298 INFO L268 CegarLoopResult]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,298 INFO L268 CegarLoopResult]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,298 INFO L268 CegarLoopResult]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,298 INFO L268 CegarLoopResult]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,298 INFO L268 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-07-19 21:42:55,299 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-19 21:42:55,299 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-07-19 21:42:55,299 INFO L268 CegarLoopResult]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,299 INFO L268 CegarLoopResult]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,299 INFO L268 CegarLoopResult]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,299 INFO L268 CegarLoopResult]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,299 INFO L268 CegarLoopResult]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,300 INFO L268 CegarLoopResult]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,300 INFO L268 CegarLoopResult]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,300 INFO L268 CegarLoopResult]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,300 INFO L268 CegarLoopResult]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,300 INFO L268 CegarLoopResult]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,300 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-07-19 21:42:55,300 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-07-19 21:42:55,301 INFO L268 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-07-19 21:42:55,301 INFO L268 CegarLoopResult]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,301 INFO L268 CegarLoopResult]: For program point L758(lines 758 768) no Hoare annotation was computed. [2020-07-19 21:42:55,301 INFO L268 CegarLoopResult]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2020-07-19 21:42:55,301 INFO L268 CegarLoopResult]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,301 INFO L268 CegarLoopResult]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,301 INFO L268 CegarLoopResult]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,301 INFO L268 CegarLoopResult]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,302 INFO L268 CegarLoopResult]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,302 INFO L268 CegarLoopResult]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,302 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-07-19 21:42:55,302 INFO L268 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-07-19 21:42:55,302 INFO L268 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-07-19 21:42:55,302 INFO L268 CegarLoopResult]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,302 INFO L268 CegarLoopResult]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,303 INFO L268 CegarLoopResult]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,303 INFO L268 CegarLoopResult]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,303 INFO L268 CegarLoopResult]: For program point L695(lines 695 705) no Hoare annotation was computed. [2020-07-19 21:42:55,303 INFO L268 CegarLoopResult]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2020-07-19 21:42:55,303 INFO L268 CegarLoopResult]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,304 INFO L268 CegarLoopResult]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,304 INFO L268 CegarLoopResult]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2020-07-19 21:42:55,304 INFO L268 CegarLoopResult]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,304 INFO L268 CegarLoopResult]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,304 INFO L268 CegarLoopResult]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2020-07-19 21:42:55,305 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-19 21:42:55,305 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a25~0 10) (<= ~a29~0 130) (<= 312 ~a23~0) (= 1 ~a4~0)) [2020-07-19 21:42:55,305 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-19 21:42:55,305 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-19 21:42:55,305 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (<= 312 |old(~a23~0)|)) (not (<= |old(~a25~0)| 10)) (not (<= |old(~a29~0)| 130)) (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= 1 ~a4~0) (= ~a25~0 |old(~a25~0)|)) (not (= 1 |old(~a4~0)|))) [2020-07-19 21:42:55,306 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2020-07-19 21:42:55,306 INFO L264 CegarLoopResult]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (not (<= |old(~a29~0)| 130)) (not (<= 312 |old(~a23~0)|)) (not (<= |old(~a25~0)| 10)) (and (<= ~a29~0 245) .cse0) (<= ~a4~0 0) (and (<= 97 ~a23~0) .cse0) (and (not (= 13 ~a25~0)) .cse0) (not (= 1 |old(~a4~0)|)))) [2020-07-19 21:42:55,306 INFO L268 CegarLoopResult]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2020-07-19 21:42:55,306 INFO L268 CegarLoopResult]: For program point L1039(line 1039) no Hoare annotation was computed. [2020-07-19 21:42:55,307 INFO L264 CegarLoopResult]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (not (<= |old(~a29~0)| 130)) (not (<= 312 |old(~a23~0)|)) (not (<= |old(~a25~0)| 10)) (and (<= ~a29~0 245) .cse0) (<= ~a4~0 0) (and (<= 97 ~a23~0) .cse0) (and (not (= 13 ~a25~0)) .cse0) (not (= 1 |old(~a4~0)|)))) [2020-07-19 21:42:55,307 INFO L268 CegarLoopResult]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2020-07-19 21:42:55,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 09:42:55 BoogieIcfgContainer [2020-07-19 21:42:55,329 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-19 21:42:55,332 INFO L168 Benchmark]: Toolchain (without parser) took 169108.41 ms. Allocated memory was 144.7 MB in the beginning and 591.4 MB in the end (delta: 446.7 MB). Free memory was 99.7 MB in the beginning and 267.2 MB in the end (delta: -167.5 MB). Peak memory consumption was 443.9 MB. Max. memory is 7.1 GB. [2020-07-19 21:42:55,333 INFO L168 Benchmark]: CDTParser took 1.13 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-19 21:42:55,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1146.17 ms. Allocated memory was 144.7 MB in the beginning and 209.2 MB in the end (delta: 64.5 MB). Free memory was 99.3 MB in the beginning and 163.6 MB in the end (delta: -64.3 MB). Peak memory consumption was 45.3 MB. Max. memory is 7.1 GB. [2020-07-19 21:42:55,335 INFO L168 Benchmark]: Boogie Preprocessor took 208.89 ms. Allocated memory is still 209.2 MB. Free memory was 163.6 MB in the beginning and 156.1 MB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 7.1 GB. [2020-07-19 21:42:55,336 INFO L168 Benchmark]: RCFGBuilder took 1873.66 ms. Allocated memory was 209.2 MB in the beginning and 240.6 MB in the end (delta: 31.5 MB). Free memory was 156.1 MB in the beginning and 102.1 MB in the end (delta: 54.1 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. [2020-07-19 21:42:55,336 INFO L168 Benchmark]: TraceAbstraction took 165872.57 ms. Allocated memory was 240.6 MB in the beginning and 591.4 MB in the end (delta: 350.7 MB). Free memory was 102.1 MB in the beginning and 267.2 MB in the end (delta: -165.2 MB). Peak memory consumption was 350.3 MB. Max. memory is 7.1 GB. [2020-07-19 21:42:55,340 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1146.17 ms. Allocated memory was 144.7 MB in the beginning and 209.2 MB in the end (delta: 64.5 MB). Free memory was 99.3 MB in the beginning and 163.6 MB in the end (delta: -64.3 MB). Peak memory consumption was 45.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 208.89 ms. Allocated memory is still 209.2 MB. Free memory was 163.6 MB in the beginning and 156.1 MB in the end (delta: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1873.66 ms. Allocated memory was 209.2 MB in the beginning and 240.6 MB in the end (delta: 31.5 MB). Free memory was 156.1 MB in the beginning and 102.1 MB in the end (delta: 54.1 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 165872.57 ms. Allocated memory was 240.6 MB in the beginning and 591.4 MB in the end (delta: 350.7 MB). Free memory was 102.1 MB in the beginning and 267.2 MB in the end (delta: -165.2 MB). Peak memory consumption was 350.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 108]: 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: 1034]: Loop Invariant Derived loop invariant: ((((((!(\old(a29) <= 130) || !(312 <= \old(a23))) || !(\old(a25) <= 10)) || (a29 <= 245 && 1 == a4)) || a4 <= 0) || (97 <= a23 && 1 == a4)) || (!(13 == a25) && 1 == a4)) || !(1 == \old(a4)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 120.5s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 98.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 45.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 444 SDtfs, 7108 SDslu, 819 SDs, 0 SdLazy, 10682 SolverSat, 2568 SolverUnsat, 31 SolverUnknown, 0 SolverNotchecked, 84.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1116 GetRequests, 1018 SyntacticMatches, 1 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 400 ImplicationChecksByTransitivity, 22.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9988occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 7 MinimizatonAttempts, 369 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 233 PreInvPairs, 445 NumberOfFragments, 249 HoareAnnotationTreeSize, 233 FomulaSimplifications, 19544 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5118 FormulaSimplificationTreeSizeReductionInter, 44.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 18.8s InterpolantComputationTime, 2200 NumberOfCodeBlocks, 2200 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2189 ConstructedInterpolants, 36 QuantifiedInterpolants, 1309390 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1783 ConjunctsInSsa, 29 ConjunctsInUnsatCore, 11 InterpolantComputations, 4 PerfectInterpolantSequences, 1136/1310 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...