java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label42.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 21:52:09,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 21:52:09,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 21:52:09,420 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 21:52:09,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 21:52:09,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 21:52:09,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 21:52:09,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 21:52:09,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 21:52:09,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 21:52:09,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 21:52:09,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 21:52:09,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 21:52:09,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 21:52:09,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 21:52:09,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 21:52:09,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 21:52:09,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 21:52:09,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 21:52:09,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 21:52:09,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 21:52:09,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 21:52:09,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 21:52:09,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 21:52:09,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 21:52:09,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 21:52:09,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 21:52:09,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 21:52:09,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 21:52:09,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 21:52:09,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 21:52:09,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 21:52:09,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 21:52:09,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 21:52:09,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 21:52:09,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 21:52:09,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 21:52:09,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 21:52:09,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 21:52:09,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 21:52:09,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 21:52:09,485 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 21:52:09,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 21:52:09,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 21:52:09,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 21:52:09,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 21:52:09,522 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 21:52:09,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 21:52:09,523 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 21:52:09,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 21:52:09,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 21:52:09,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 21:52:09,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 21:52:09,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 21:52:09,524 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 21:52:09,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 21:52:09,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 21:52:09,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 21:52:09,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 21:52:09,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 21:52:09,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 21:52:09,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 21:52:09,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 21:52:09,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 21:52:09,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 21:52:09,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 21:52:09,532 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 21:52:09,532 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 21:52:09,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 21:52:09,533 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 21:52:09,533 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 21:52:09,841 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 21:52:09,866 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 21:52:09,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 21:52:09,870 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 21:52:09,870 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 21:52:09,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label42.c [2019-10-14 21:52:09,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32b92d2b2/a02ea80688494ab580c41a39ba21aae3/FLAGbe324c8a2 [2019-10-14 21:52:10,580 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 21:52:10,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label42.c [2019-10-14 21:52:10,595 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32b92d2b2/a02ea80688494ab580c41a39ba21aae3/FLAGbe324c8a2 [2019-10-14 21:52:10,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32b92d2b2/a02ea80688494ab580c41a39ba21aae3 [2019-10-14 21:52:10,811 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 21:52:10,815 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 21:52:10,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 21:52:10,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 21:52:10,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 21:52:10,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:52:10" (1/1) ... [2019-10-14 21:52:10,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f5000c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:10, skipping insertion in model container [2019-10-14 21:52:10,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:52:10" (1/1) ... [2019-10-14 21:52:10,832 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 21:52:10,891 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 21:52:11,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:52:11,470 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 21:52:11,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:52:11,591 INFO L192 MainTranslator]: Completed translation [2019-10-14 21:52:11,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:11 WrapperNode [2019-10-14 21:52:11,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 21:52:11,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 21:52:11,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 21:52:11,592 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 21:52:11,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:11" (1/1) ... [2019-10-14 21:52:11,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:11" (1/1) ... [2019-10-14 21:52:11,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:11" (1/1) ... [2019-10-14 21:52:11,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:11" (1/1) ... [2019-10-14 21:52:11,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:11" (1/1) ... [2019-10-14 21:52:11,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:11" (1/1) ... [2019-10-14 21:52:11,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:11" (1/1) ... [2019-10-14 21:52:11,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 21:52:11,688 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 21:52:11,688 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 21:52:11,688 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 21:52:11,689 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 21:52:11,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 21:52:11,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 21:52:11,752 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-14 21:52:11,752 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 21:52:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-14 21:52:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 21:52:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 21:52:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 21:52:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 21:52:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 21:52:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 21:52:12,992 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 21:52:12,992 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 21:52:12,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:52:12 BoogieIcfgContainer [2019-10-14 21:52:12,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 21:52:12,995 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 21:52:12,996 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 21:52:12,999 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 21:52:12,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 09:52:10" (1/3) ... [2019-10-14 21:52:13,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c260c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:52:13, skipping insertion in model container [2019-10-14 21:52:13,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:52:11" (2/3) ... [2019-10-14 21:52:13,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c260c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:52:13, skipping insertion in model container [2019-10-14 21:52:13,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:52:12" (3/3) ... [2019-10-14 21:52:13,003 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label42.c [2019-10-14 21:52:13,013 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 21:52:13,022 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 21:52:13,034 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 21:52:13,064 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 21:52:13,064 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 21:52:13,064 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 21:52:13,064 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 21:52:13,065 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 21:52:13,065 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 21:52:13,065 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 21:52:13,065 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 21:52:13,089 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-10-14 21:52:13,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-10-14 21:52:13,101 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:13,103 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:52:13,104 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:13,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:13,109 INFO L82 PathProgramCache]: Analyzing trace with hash 1328102103, now seen corresponding path program 1 times [2019-10-14 21:52:13,117 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:13,118 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403540620] [2019-10-14 21:52:13,118 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:13,118 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:13,118 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:13,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:13,770 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403540620] [2019-10-14 21:52:13,771 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 21:52:13,772 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 21:52:13,773 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726533621] [2019-10-14 21:52:13,780 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 21:52:13,781 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:13,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 21:52:13,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 21:52:13,798 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 5 states. [2019-10-14 21:52:15,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:15,825 INFO L93 Difference]: Finished difference Result 698 states and 1233 transitions. [2019-10-14 21:52:15,826 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 21:52:15,827 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 121 [2019-10-14 21:52:15,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:15,846 INFO L225 Difference]: With dead ends: 698 [2019-10-14 21:52:15,847 INFO L226 Difference]: Without dead ends: 423 [2019-10-14 21:52:15,855 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:52:15,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2019-10-14 21:52:15,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 417. [2019-10-14 21:52:15,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 417 states. [2019-10-14 21:52:15,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 585 transitions. [2019-10-14 21:52:15,941 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 585 transitions. Word has length 121 [2019-10-14 21:52:15,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:15,942 INFO L462 AbstractCegarLoop]: Abstraction has 417 states and 585 transitions. [2019-10-14 21:52:15,942 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 21:52:15,942 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 585 transitions. [2019-10-14 21:52:15,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-10-14 21:52:15,949 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:15,949 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:52:15,949 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:15,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:15,950 INFO L82 PathProgramCache]: Analyzing trace with hash 1654189344, now seen corresponding path program 1 times [2019-10-14 21:52:15,950 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:15,951 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473522216] [2019-10-14 21:52:15,951 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:15,951 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:15,951 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:16,176 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:16,176 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473522216] [2019-10-14 21:52:16,176 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 21:52:16,177 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-14 21:52:16,177 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735399435] [2019-10-14 21:52:16,179 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-14 21:52:16,180 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:16,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-14 21:52:16,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-14 21:52:16,180 INFO L87 Difference]: Start difference. First operand 417 states and 585 transitions. Second operand 9 states. [2019-10-14 21:52:17,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:17,750 INFO L93 Difference]: Finished difference Result 1130 states and 1658 transitions. [2019-10-14 21:52:17,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-14 21:52:17,751 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 131 [2019-10-14 21:52:17,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:17,758 INFO L225 Difference]: With dead ends: 1130 [2019-10-14 21:52:17,759 INFO L226 Difference]: Without dead ends: 719 [2019-10-14 21:52:17,761 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2019-10-14 21:52:17,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2019-10-14 21:52:17,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 697. [2019-10-14 21:52:17,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 697 states. [2019-10-14 21:52:17,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 697 states and 978 transitions. [2019-10-14 21:52:17,819 INFO L78 Accepts]: Start accepts. Automaton has 697 states and 978 transitions. Word has length 131 [2019-10-14 21:52:17,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:17,819 INFO L462 AbstractCegarLoop]: Abstraction has 697 states and 978 transitions. [2019-10-14 21:52:17,820 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-14 21:52:17,820 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 978 transitions. [2019-10-14 21:52:17,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-10-14 21:52:17,826 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:17,826 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:52:17,827 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:17,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:17,827 INFO L82 PathProgramCache]: Analyzing trace with hash -1456847330, now seen corresponding path program 1 times [2019-10-14 21:52:17,827 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:17,828 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309782257] [2019-10-14 21:52:17,828 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:17,828 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:17,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:18,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:18,243 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:18,243 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309782257] [2019-10-14 21:52:18,243 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [900996095] [2019-10-14 21:52:18,244 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:18,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:18,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:52:18,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:52:18,483 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:18,483 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:52:18,484 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-10-14 21:52:18,484 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802339888] [2019-10-14 21:52:18,485 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:52:18,486 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:18,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:52:18,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:52:18,487 INFO L87 Difference]: Start difference. First operand 697 states and 978 transitions. Second operand 3 states. [2019-10-14 21:52:19,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:19,052 INFO L93 Difference]: Finished difference Result 1799 states and 2551 transitions. [2019-10-14 21:52:19,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:52:19,052 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 132 [2019-10-14 21:52:19,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:19,060 INFO L225 Difference]: With dead ends: 1799 [2019-10-14 21:52:19,060 INFO L226 Difference]: Without dead ends: 1108 [2019-10-14 21:52:19,062 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 136 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:52:19,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2019-10-14 21:52:19,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 1108. [2019-10-14 21:52:19,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1108 states. [2019-10-14 21:52:19,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 1506 transitions. [2019-10-14 21:52:19,112 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 1506 transitions. Word has length 132 [2019-10-14 21:52:19,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:19,113 INFO L462 AbstractCegarLoop]: Abstraction has 1108 states and 1506 transitions. [2019-10-14 21:52:19,113 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:52:19,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1506 transitions. [2019-10-14 21:52:19,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-10-14 21:52:19,118 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:19,119 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:52:19,325 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:19,325 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:19,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:19,325 INFO L82 PathProgramCache]: Analyzing trace with hash 982548902, now seen corresponding path program 1 times [2019-10-14 21:52:19,326 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:19,326 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476027212] [2019-10-14 21:52:19,326 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:19,326 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:19,326 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:19,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:19,536 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:19,536 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476027212] [2019-10-14 21:52:19,536 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1740426830] [2019-10-14 21:52:19,537 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:19,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:19,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:52:19,640 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:52:19,713 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-14 21:52:19,714 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:52:19,714 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-10-14 21:52:19,714 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914194971] [2019-10-14 21:52:19,715 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:52:19,715 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:19,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:52:19,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-14 21:52:19,716 INFO L87 Difference]: Start difference. First operand 1108 states and 1506 transitions. Second operand 3 states. [2019-10-14 21:52:20,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:20,255 INFO L93 Difference]: Finished difference Result 2484 states and 3417 transitions. [2019-10-14 21:52:20,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:52:20,256 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 136 [2019-10-14 21:52:20,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:20,265 INFO L225 Difference]: With dead ends: 2484 [2019-10-14 21:52:20,265 INFO L226 Difference]: Without dead ends: 1382 [2019-10-14 21:52:20,268 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-14 21:52:20,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1382 states. [2019-10-14 21:52:20,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1382 to 1382. [2019-10-14 21:52:20,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1382 states. [2019-10-14 21:52:20,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1382 states and 1805 transitions. [2019-10-14 21:52:20,313 INFO L78 Accepts]: Start accepts. Automaton has 1382 states and 1805 transitions. Word has length 136 [2019-10-14 21:52:20,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:20,313 INFO L462 AbstractCegarLoop]: Abstraction has 1382 states and 1805 transitions. [2019-10-14 21:52:20,313 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:52:20,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1805 transitions. [2019-10-14 21:52:20,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-10-14 21:52:20,319 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:20,320 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:52:20,531 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:20,532 INFO L410 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:20,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:20,533 INFO L82 PathProgramCache]: Analyzing trace with hash -979849841, now seen corresponding path program 1 times [2019-10-14 21:52:20,533 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:20,534 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178882453] [2019-10-14 21:52:20,534 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:20,534 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:20,535 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:20,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:20,753 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-14 21:52:20,754 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178882453] [2019-10-14 21:52:20,754 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2036376697] [2019-10-14 21:52:20,755 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:20,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:20,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:52:20,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:52:21,035 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-14 21:52:21,035 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:52:21,035 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2019-10-14 21:52:21,036 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8618572] [2019-10-14 21:52:21,037 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:52:21,037 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:21,037 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:52:21,037 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-10-14 21:52:21,038 INFO L87 Difference]: Start difference. First operand 1382 states and 1805 transitions. Second operand 3 states. [2019-10-14 21:52:21,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:21,674 INFO L93 Difference]: Finished difference Result 3713 states and 4956 transitions. [2019-10-14 21:52:21,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:52:21,674 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 155 [2019-10-14 21:52:21,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:21,689 INFO L225 Difference]: With dead ends: 3713 [2019-10-14 21:52:21,689 INFO L226 Difference]: Without dead ends: 2337 [2019-10-14 21:52:21,693 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-10-14 21:52:21,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2337 states. [2019-10-14 21:52:21,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2337 to 2202. [2019-10-14 21:52:21,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2202 states. [2019-10-14 21:52:21,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 2202 states and 2892 transitions. [2019-10-14 21:52:21,783 INFO L78 Accepts]: Start accepts. Automaton has 2202 states and 2892 transitions. Word has length 155 [2019-10-14 21:52:21,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:21,785 INFO L462 AbstractCegarLoop]: Abstraction has 2202 states and 2892 transitions. [2019-10-14 21:52:21,787 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:52:21,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2892 transitions. [2019-10-14 21:52:21,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-10-14 21:52:21,797 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:52:21,798 INFO L380 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 21:52:22,001 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:22,002 INFO L410 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:52:22,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:52:22,003 INFO L82 PathProgramCache]: Analyzing trace with hash -432054101, now seen corresponding path program 1 times [2019-10-14 21:52:22,003 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:52:22,004 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77220803] [2019-10-14 21:52:22,004 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:22,004 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:52:22,005 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:52:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:22,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:22,260 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 79 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-14 21:52:22,260 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77220803] [2019-10-14 21:52:22,261 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [86662598] [2019-10-14 21:52:22,261 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:52:22,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:52:22,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:52:22,415 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-14 21:52:22,415 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:52:22,415 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-10-14 21:52:22,416 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354059154] [2019-10-14 21:52:22,416 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:52:22,417 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:52:22,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:52:22,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-14 21:52:22,417 INFO L87 Difference]: Start difference. First operand 2202 states and 2892 transitions. Second operand 3 states. [2019-10-14 21:52:22,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:52:22,979 INFO L93 Difference]: Finished difference Result 4396 states and 5799 transitions. [2019-10-14 21:52:22,979 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:52:22,979 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 208 [2019-10-14 21:52:22,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:52:22,980 INFO L225 Difference]: With dead ends: 4396 [2019-10-14 21:52:22,980 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 21:52:22,988 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 217 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-14 21:52:22,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 21:52:22,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 21:52:22,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 21:52:22,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 21:52:22,989 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 208 [2019-10-14 21:52:22,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:52:22,990 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 21:52:22,990 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:52:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 21:52:22,990 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 21:52:23,202 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:52:23,208 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 21:52:23,744 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 41 [2019-10-14 21:52:23,859 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 21:52:23,859 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= ~z~0 |old(~z~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a7~0 |old(~a7~0)|) (= ~v~0 |old(~v~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~y~0 |old(~y~0)|) (= ~f~0 |old(~f~0)|) (= ~a~0 |old(~a~0)|) (= ~x~0 |old(~x~0)|) (= ~b~0 |old(~b~0)|) (= ~a20~0 |old(~a20~0)|) (= ~d~0 |old(~d~0)|)) [2019-10-14 21:52:23,860 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 21:52:23,860 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-10-14 21:52:23,860 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-10-14 21:52:23,860 INFO L443 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,860 INFO L443 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,860 INFO L443 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,861 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,861 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,861 INFO L443 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,861 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-10-14 21:52:23,861 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-10-14 21:52:23,861 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-14 21:52:23,861 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-10-14 21:52:23,862 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-10-14 21:52:23,862 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-14 21:52:23,863 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-10-14 21:52:23,864 INFO L443 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-10-14 21:52:23,864 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-10-14 21:52:23,864 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-10-14 21:52:23,864 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,864 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,865 INFO L443 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,865 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,865 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,865 INFO L443 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,867 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-10-14 21:52:23,867 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-10-14 21:52:23,867 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-10-14 21:52:23,868 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-10-14 21:52:23,868 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-10-14 21:52:23,868 INFO L443 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-10-14 21:52:23,868 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-10-14 21:52:23,868 INFO L443 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-10-14 21:52:23,868 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-10-14 21:52:23,868 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-10-14 21:52:23,869 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-10-14 21:52:23,869 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-10-14 21:52:23,869 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-10-14 21:52:23,869 INFO L443 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-10-14 21:52:23,870 INFO L443 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-10-14 21:52:23,870 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,871 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,871 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,871 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,871 INFO L443 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,871 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-10-14 21:52:23,871 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-10-14 21:52:23,872 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-14 21:52:23,872 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-10-14 21:52:23,872 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-10-14 21:52:23,872 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-10-14 21:52:23,872 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-10-14 21:52:23,872 INFO L443 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-10-14 21:52:23,872 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 521) no Hoare annotation was computed. [2019-10-14 21:52:23,873 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-10-14 21:52:23,873 INFO L443 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,873 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,873 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,873 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,873 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,873 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-10-14 21:52:23,873 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-10-14 21:52:23,873 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-10-14 21:52:23,874 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-10-14 21:52:23,874 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-10-14 21:52:23,874 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-10-14 21:52:23,874 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-10-14 21:52:23,878 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-10-14 21:52:23,878 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-10-14 21:52:23,879 INFO L443 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-10-14 21:52:23,879 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-10-14 21:52:23,879 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-10-14 21:52:23,879 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-10-14 21:52:23,879 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,879 INFO L443 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,879 INFO L443 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,879 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,880 INFO L443 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,880 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-10-14 21:52:23,880 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-10-14 21:52:23,880 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-10-14 21:52:23,880 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-10-14 21:52:23,880 INFO L443 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-10-14 21:52:23,880 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-10-14 21:52:23,883 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-10-14 21:52:23,884 INFO L443 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-10-14 21:52:23,885 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-10-14 21:52:23,885 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,885 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,886 INFO L443 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,886 INFO L443 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,886 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,886 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,886 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-10-14 21:52:23,886 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,886 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-10-14 21:52:23,886 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-10-14 21:52:23,887 INFO L443 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-10-14 21:52:23,887 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-14 21:52:23,887 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-10-14 21:52:23,887 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-10-14 21:52:23,887 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-10-14 21:52:23,887 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-10-14 21:52:23,887 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-10-14 21:52:23,887 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-10-14 21:52:23,888 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-10-14 21:52:23,888 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-10-14 21:52:23,888 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-10-14 21:52:23,888 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,888 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,888 INFO L443 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,888 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,888 INFO L443 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,888 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-10-14 21:52:23,889 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-14 21:52:23,889 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-10-14 21:52:23,889 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-14 21:52:23,889 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-14 21:52:23,889 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-10-14 21:52:23,889 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-10-14 21:52:23,889 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-10-14 21:52:23,889 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,889 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,890 INFO L443 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,890 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,890 INFO L443 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,890 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-10-14 21:52:23,890 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-10-14 21:52:23,890 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-10-14 21:52:23,890 INFO L443 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-10-14 21:52:23,890 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-10-14 21:52:23,890 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-10-14 21:52:23,891 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-14 21:52:23,891 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-14 21:52:23,891 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-10-14 21:52:23,891 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-10-14 21:52:23,891 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse0 (and (= ~a21~0 |old(~a21~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|)))) (and (or (= 13 |old(~a8~0)|) .cse0 (not (<= |old(~a17~0)| 0))) (or .cse0 (not (<= |old(~a21~0)| 0))) (or .cse0 (not (<= |old(~a16~0)| 4))) (or .cse0 (not (<= 6 |old(~a16~0)|))) (or .cse0 (not (<= 15 |old(~a8~0)|))))) [2019-10-14 21:52:23,891 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-10-14 21:52:23,892 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,892 INFO L443 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,892 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,892 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,892 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-10-14 21:52:23,892 INFO L443 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,892 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,893 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-10-14 21:52:23,893 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-10-14 21:52:23,893 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-10-14 21:52:23,893 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-10-14 21:52:23,893 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-10-14 21:52:23,893 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-14 21:52:23,893 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-10-14 21:52:23,893 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-10-14 21:52:23,894 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-10-14 21:52:23,894 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-10-14 21:52:23,894 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-10-14 21:52:23,894 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-10-14 21:52:23,894 INFO L443 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,894 INFO L443 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,894 INFO L443 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,894 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,894 INFO L443 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,894 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-10-14 21:52:23,895 INFO L443 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,895 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-10-14 21:52:23,895 INFO L443 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-10-14 21:52:23,895 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-10-14 21:52:23,895 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-10-14 21:52:23,895 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-14 21:52:23,895 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-10-14 21:52:23,895 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-10-14 21:52:23,895 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-10-14 21:52:23,896 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-10-14 21:52:23,896 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-10-14 21:52:23,896 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-10-14 21:52:23,896 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-10-14 21:52:23,896 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-10-14 21:52:23,896 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-10-14 21:52:23,896 INFO L443 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,896 INFO L443 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,896 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,896 INFO L443 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,897 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,897 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:52:23,897 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-10-14 21:52:23,897 INFO L443 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-10-14 21:52:23,897 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-10-14 21:52:23,897 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-14 21:52:23,897 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-10-14 21:52:23,897 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-10-14 21:52:23,897 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-10-14 21:52:23,898 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-10-14 21:52:23,898 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-10-14 21:52:23,898 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-10-14 21:52:23,898 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 21:52:23,898 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= 15 ~a8~0) (<= ~a16~0 5)) [2019-10-14 21:52:23,898 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 21:52:23,898 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 21:52:23,899 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (<= |old(~a16~0)| 5)) (and (= ~a21~0 |old(~a21~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a20~0 |old(~a20~0)|)) (not (<= 15 |old(~a8~0)|))) [2019-10-14 21:52:23,899 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2019-10-14 21:52:23,899 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (<= ~a21~0 0) (and (<= ~a17~0 0) (not (= ~a8~0 13))) (not (<= |old(~a16~0)| 5)) (<= ~a16~0 4) (<= 6 ~a16~0) (not (<= 15 |old(~a8~0)|)) (<= 15 ~a8~0)) [2019-10-14 21:52:23,900 INFO L443 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2019-10-14 21:52:23,903 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-10-14 21:52:23,903 INFO L439 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (or (<= ~a21~0 0) (and (<= ~a17~0 0) (not (= ~a8~0 13))) (not (<= |old(~a16~0)| 5)) (<= ~a16~0 4) (<= 6 ~a16~0) (not (<= 15 |old(~a8~0)|)) (<= 15 ~a8~0)) [2019-10-14 21:52:23,903 INFO L443 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2019-10-14 21:52:23,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 09:52:23 BoogieIcfgContainer [2019-10-14 21:52:23,962 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 21:52:23,968 INFO L168 Benchmark]: Toolchain (without parser) took 13151.71 ms. Allocated memory was 136.8 MB in the beginning and 432.5 MB in the end (delta: 295.7 MB). Free memory was 98.7 MB in the beginning and 317.5 MB in the end (delta: -218.8 MB). Peak memory consumption was 261.0 MB. Max. memory is 7.1 GB. [2019-10-14 21:52:23,969 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 136.8 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-14 21:52:23,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 775.77 ms. Allocated memory was 136.8 MB in the beginning and 204.5 MB in the end (delta: 67.6 MB). Free memory was 98.5 MB in the beginning and 170.5 MB in the end (delta: -72.0 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. [2019-10-14 21:52:23,973 INFO L168 Benchmark]: Boogie Preprocessor took 95.41 ms. Allocated memory is still 204.5 MB. Free memory was 170.5 MB in the beginning and 165.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-10-14 21:52:23,977 INFO L168 Benchmark]: RCFGBuilder took 1306.51 ms. Allocated memory was 204.5 MB in the beginning and 234.4 MB in the end (delta: 29.9 MB). Free memory was 165.5 MB in the beginning and 180.2 MB in the end (delta: -14.8 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. [2019-10-14 21:52:23,978 INFO L168 Benchmark]: TraceAbstraction took 10966.81 ms. Allocated memory was 234.4 MB in the beginning and 432.5 MB in the end (delta: 198.2 MB). Free memory was 180.2 MB in the beginning and 317.5 MB in the end (delta: -137.2 MB). Peak memory consumption was 245.1 MB. Max. memory is 7.1 GB. [2019-10-14 21:52:23,987 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 136.8 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 775.77 ms. Allocated memory was 136.8 MB in the beginning and 204.5 MB in the end (delta: 67.6 MB). Free memory was 98.5 MB in the beginning and 170.5 MB in the end (delta: -72.0 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.41 ms. Allocated memory is still 204.5 MB. Free memory was 170.5 MB in the beginning and 165.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1306.51 ms. Allocated memory was 204.5 MB in the beginning and 234.4 MB in the end (delta: 29.9 MB). Free memory was 165.5 MB in the beginning and 180.2 MB in the end (delta: -14.8 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10966.81 ms. Allocated memory was 234.4 MB in the beginning and 432.5 MB in the end (delta: 198.2 MB). Free memory was 180.2 MB in the beginning and 317.5 MB in the end (delta: -137.2 MB). Peak memory consumption was 245.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 521]: 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: 583]: Loop Invariant Derived loop invariant: (((((a21 <= 0 || (a17 <= 0 && !(a8 == 13))) || !(\old(a16) <= 5)) || a16 <= 4) || 6 <= a16) || !(15 <= \old(a8))) || 15 <= a8 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. Result: SAFE, OverallTime: 10.8s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 6.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 897 SDtfs, 1110 SDslu, 124 SDs, 0 SdLazy, 3055 SolverSat, 627 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 696 GetRequests, 656 SyntacticMatches, 4 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2202occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 163 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 65 PreInvPairs, 97 NumberOfFragments, 276 HoareAnnotationTreeSize, 65 FomulaSimplifications, 2817 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1216 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1514 NumberOfCodeBlocks, 1514 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1504 ConstructedInterpolants, 0 QuantifiedInterpolants, 872978 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1666 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 311/317 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...