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_label18.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 21:51:38,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 21:51:38,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 21:51:38,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 21:51:38,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 21:51:38,353 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 21:51:38,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 21:51:38,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 21:51:38,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 21:51:38,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 21:51:38,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 21:51:38,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 21:51:38,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 21:51:38,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 21:51:38,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 21:51:38,382 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 21:51:38,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 21:51:38,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 21:51:38,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 21:51:38,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 21:51:38,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 21:51:38,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 21:51:38,400 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 21:51:38,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 21:51:38,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 21:51:38,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 21:51:38,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 21:51:38,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 21:51:38,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 21:51:38,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 21:51:38,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 21:51:38,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 21:51:38,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 21:51:38,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 21:51:38,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 21:51:38,415 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 21:51:38,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 21:51:38,416 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 21:51:38,416 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 21:51:38,417 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 21:51:38,418 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 21:51:38,419 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 21:51:38,444 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 21:51:38,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 21:51:38,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 21:51:38,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 21:51:38,447 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 21:51:38,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 21:51:38,448 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 21:51:38,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 21:51:38,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 21:51:38,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 21:51:38,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 21:51:38,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 21:51:38,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 21:51:38,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 21:51:38,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 21:51:38,449 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 21:51:38,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 21:51:38,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 21:51:38,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 21:51:38,450 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 21:51:38,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 21:51:38,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 21:51:38,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 21:51:38,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 21:51:38,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 21:51:38,451 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 21:51:38,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 21:51:38,452 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 21:51:38,452 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 21:51:38,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 21:51:38,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 21:51:38,764 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 21:51:38,766 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 21:51:38,766 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 21:51:38,767 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label18.c [2019-10-14 21:51:38,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4935f9f2/5e2bcce67d2045b48d034473494cccd5/FLAG25e84b0f6 [2019-10-14 21:51:39,435 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 21:51:39,436 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label18.c [2019-10-14 21:51:39,450 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4935f9f2/5e2bcce67d2045b48d034473494cccd5/FLAG25e84b0f6 [2019-10-14 21:51:39,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4935f9f2/5e2bcce67d2045b48d034473494cccd5 [2019-10-14 21:51:39,818 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 21:51:39,819 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 21:51:39,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 21:51:39,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 21:51:39,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 21:51:39,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:51:39" (1/1) ... [2019-10-14 21:51:39,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c76a8b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:39, skipping insertion in model container [2019-10-14 21:51:39,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 09:51:39" (1/1) ... [2019-10-14 21:51:39,838 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 21:51:39,881 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 21:51:40,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:51:40,416 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 21:51:40,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 21:51:40,573 INFO L192 MainTranslator]: Completed translation [2019-10-14 21:51:40,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:40 WrapperNode [2019-10-14 21:51:40,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 21:51:40,574 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 21:51:40,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 21:51:40,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 21:51:40,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:40" (1/1) ... [2019-10-14 21:51:40,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:40" (1/1) ... [2019-10-14 21:51:40,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:40" (1/1) ... [2019-10-14 21:51:40,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:40" (1/1) ... [2019-10-14 21:51:40,673 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:40" (1/1) ... [2019-10-14 21:51:40,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:40" (1/1) ... [2019-10-14 21:51:40,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:40" (1/1) ... [2019-10-14 21:51:40,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 21:51:40,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 21:51:40,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 21:51:40,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 21:51:40,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:40" (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 21:51:40,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 21:51:40,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 21:51:40,756 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-14 21:51:40,756 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 21:51:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-14 21:51:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 21:51:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 21:51:40,756 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-14 21:51:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 21:51:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 21:51:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 21:51:41,979 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 21:51:41,982 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-14 21:51:41,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:51:41 BoogieIcfgContainer [2019-10-14 21:51:41,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 21:51:41,987 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 21:51:41,987 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 21:51:41,992 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 21:51:41,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 09:51:39" (1/3) ... [2019-10-14 21:51:41,993 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54d89a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:51:41, skipping insertion in model container [2019-10-14 21:51:41,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 09:51:40" (2/3) ... [2019-10-14 21:51:41,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54d89a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 09:51:41, skipping insertion in model container [2019-10-14 21:51:41,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 09:51:41" (3/3) ... [2019-10-14 21:51:41,998 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem01_label18.c [2019-10-14 21:51:42,009 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 21:51:42,020 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 21:51:42,031 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 21:51:42,072 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 21:51:42,072 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 21:51:42,072 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 21:51:42,074 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 21:51:42,074 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 21:51:42,074 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 21:51:42,074 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 21:51:42,075 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 21:51:42,117 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2019-10-14 21:51:42,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-10-14 21:51:42,135 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:51:42,136 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] [2019-10-14 21:51:42,138 INFO L410 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:51:42,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:51:42,145 INFO L82 PathProgramCache]: Analyzing trace with hash 652609782, now seen corresponding path program 1 times [2019-10-14 21:51:42,155 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:51:42,155 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101242119] [2019-10-14 21:51:42,156 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:51:42,156 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:51:42,156 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:51:42,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:42,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:42,870 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 21:51:42,871 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101242119] [2019-10-14 21:51:42,872 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 21:51:42,872 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 21:51:42,873 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371757590] [2019-10-14 21:51:42,880 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 21:51:42,880 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:51:42,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 21:51:42,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 21:51:42,900 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 5 states. [2019-10-14 21:51:44,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:51:44,901 INFO L93 Difference]: Finished difference Result 710 states and 1246 transitions. [2019-10-14 21:51:44,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 21:51:44,904 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 106 [2019-10-14 21:51:44,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:51:44,939 INFO L225 Difference]: With dead ends: 710 [2019-10-14 21:51:44,940 INFO L226 Difference]: Without dead ends: 423 [2019-10-14 21:51:44,953 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 3 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:51:44,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states. [2019-10-14 21:51:45,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 280. [2019-10-14 21:51:45,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2019-10-14 21:51:45,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 408 transitions. [2019-10-14 21:51:45,094 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 408 transitions. Word has length 106 [2019-10-14 21:51:45,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:51:45,096 INFO L462 AbstractCegarLoop]: Abstraction has 280 states and 408 transitions. [2019-10-14 21:51:45,097 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 21:51:45,097 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 408 transitions. [2019-10-14 21:51:45,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-10-14 21:51:45,109 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:51:45,110 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] [2019-10-14 21:51:45,112 INFO L410 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:51:45,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:51:45,113 INFO L82 PathProgramCache]: Analyzing trace with hash -913625651, now seen corresponding path program 1 times [2019-10-14 21:51:45,114 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:51:45,114 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652831416] [2019-10-14 21:51:45,114 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:51:45,114 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:51:45,144 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:51:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:45,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:45,398 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 21:51:45,399 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652831416] [2019-10-14 21:51:45,399 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 21:51:45,399 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-14 21:51:45,400 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802144217] [2019-10-14 21:51:45,402 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-14 21:51:45,403 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:51:45,403 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-14 21:51:45,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2019-10-14 21:51:45,404 INFO L87 Difference]: Start difference. First operand 280 states and 408 transitions. Second operand 9 states. [2019-10-14 21:51:47,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:51:47,007 INFO L93 Difference]: Finished difference Result 713 states and 1068 transitions. [2019-10-14 21:51:47,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-14 21:51:47,008 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 116 [2019-10-14 21:51:47,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:51:47,011 INFO L225 Difference]: With dead ends: 713 [2019-10-14 21:51:47,012 INFO L226 Difference]: Without dead ends: 439 [2019-10-14 21:51:47,014 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 21:51:47,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2019-10-14 21:51:47,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 419. [2019-10-14 21:51:47,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2019-10-14 21:51:47,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 599 transitions. [2019-10-14 21:51:47,042 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 599 transitions. Word has length 116 [2019-10-14 21:51:47,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:51:47,043 INFO L462 AbstractCegarLoop]: Abstraction has 419 states and 599 transitions. [2019-10-14 21:51:47,043 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-14 21:51:47,043 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 599 transitions. [2019-10-14 21:51:47,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-10-14 21:51:47,045 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:51:47,045 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] [2019-10-14 21:51:47,046 INFO L410 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:51:47,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:51:47,046 INFO L82 PathProgramCache]: Analyzing trace with hash 1757329551, now seen corresponding path program 1 times [2019-10-14 21:51:47,046 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:51:47,047 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456849639] [2019-10-14 21:51:47,047 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:51:47,047 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:51:47,047 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:51:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:47,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:47,266 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 21:51:47,267 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456849639] [2019-10-14 21:51:47,267 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1843348341] [2019-10-14 21:51:47,268 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 21:51:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:47,357 INFO L256 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:51:47,368 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:51:47,438 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 21:51:47,438 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:51:47,439 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2019-10-14 21:51:47,439 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345726207] [2019-10-14 21:51:47,440 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:51:47,440 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:51:47,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:51:47,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:51:47,441 INFO L87 Difference]: Start difference. First operand 419 states and 599 transitions. Second operand 3 states. [2019-10-14 21:51:47,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:51:47,967 INFO L93 Difference]: Finished difference Result 1104 states and 1599 transitions. [2019-10-14 21:51:47,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:51:47,969 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2019-10-14 21:51:47,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:51:47,974 INFO L225 Difference]: With dead ends: 1104 [2019-10-14 21:51:47,974 INFO L226 Difference]: Without dead ends: 691 [2019-10-14 21:51:47,976 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-10-14 21:51:47,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 691 states. [2019-10-14 21:51:48,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 691 to 691. [2019-10-14 21:51:48,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 691 states. [2019-10-14 21:51:48,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 957 transitions. [2019-10-14 21:51:48,009 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 957 transitions. Word has length 117 [2019-10-14 21:51:48,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:51:48,010 INFO L462 AbstractCegarLoop]: Abstraction has 691 states and 957 transitions. [2019-10-14 21:51:48,010 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:51:48,010 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 957 transitions. [2019-10-14 21:51:48,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-10-14 21:51:48,013 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 21:51:48,013 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] [2019-10-14 21:51:48,216 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:51:48,217 INFO L410 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 21:51:48,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 21:51:48,218 INFO L82 PathProgramCache]: Analyzing trace with hash 1567219207, now seen corresponding path program 1 times [2019-10-14 21:51:48,218 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 21:51:48,219 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80301146] [2019-10-14 21:51:48,219 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:51:48,220 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 21:51:48,220 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 21:51:48,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:48,394 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 21:51:48,395 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80301146] [2019-10-14 21:51:48,395 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1309417757] [2019-10-14 21:51:48,395 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 21:51:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 21:51:48,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-14 21:51:48,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-14 21:51:48,512 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 21:51:48,512 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-14 21:51:48,513 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2019-10-14 21:51:48,513 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35652406] [2019-10-14 21:51:48,514 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-14 21:51:48,514 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 21:51:48,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-14 21:51:48,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-10-14 21:51:48,515 INFO L87 Difference]: Start difference. First operand 691 states and 957 transitions. Second operand 3 states. [2019-10-14 21:51:49,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 21:51:49,049 INFO L93 Difference]: Finished difference Result 1783 states and 2484 transitions. [2019-10-14 21:51:49,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-14 21:51:49,049 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 121 [2019-10-14 21:51:49,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 21:51:49,050 INFO L225 Difference]: With dead ends: 1783 [2019-10-14 21:51:49,051 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 21:51:49,054 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 126 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 21:51:49,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 21:51:49,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 21:51:49,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 21:51:49,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 21:51:49,055 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 121 [2019-10-14 21:51:49,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 21:51:49,056 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 21:51:49,056 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-14 21:51:49,056 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 21:51:49,056 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 21:51:49,266 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-14 21:51:49,272 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 21:51:49,728 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 38 [2019-10-14 21:51:49,830 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 21:51:49,831 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 21:51:49,831 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 21:51:49,831 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2019-10-14 21:51:49,831 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2019-10-14 21:51:49,831 INFO L443 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,831 INFO L443 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,832 INFO L443 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,832 INFO L443 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,832 INFO L443 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,832 INFO L443 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,832 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2019-10-14 21:51:49,832 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2019-10-14 21:51:49,832 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-14 21:51:49,833 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-10-14 21:51:49,833 INFO L443 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2019-10-14 21:51:49,833 INFO L443 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2019-10-14 21:51:49,833 INFO L443 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2019-10-14 21:51:49,833 INFO L443 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2019-10-14 21:51:49,833 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2019-10-14 21:51:49,833 INFO L443 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2019-10-14 21:51:49,834 INFO L443 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,834 INFO L443 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,834 INFO L443 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,834 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,834 INFO L443 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,834 INFO L443 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,834 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2019-10-14 21:51:49,835 INFO L443 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2019-10-14 21:51:49,835 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-10-14 21:51:49,835 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-10-14 21:51:49,835 INFO L443 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2019-10-14 21:51:49,835 INFO L443 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2019-10-14 21:51:49,835 INFO L443 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2019-10-14 21:51:49,836 INFO L443 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2019-10-14 21:51:49,836 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2019-10-14 21:51:49,836 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2019-10-14 21:51:49,836 INFO L443 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2019-10-14 21:51:49,836 INFO L443 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2019-10-14 21:51:49,836 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2019-10-14 21:51:49,836 INFO L443 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2019-10-14 21:51:49,836 INFO L443 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2019-10-14 21:51:49,837 INFO L443 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,837 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,837 INFO L443 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,837 INFO L443 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,837 INFO L443 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,837 INFO L443 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2019-10-14 21:51:49,838 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2019-10-14 21:51:49,838 INFO L443 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 476) no Hoare annotation was computed. [2019-10-14 21:51:49,838 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-10-14 21:51:49,838 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-10-14 21:51:49,838 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-10-14 21:51:49,838 INFO L443 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2019-10-14 21:51:49,839 INFO L443 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2019-10-14 21:51:49,839 INFO L443 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2019-10-14 21:51:49,839 INFO L443 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2019-10-14 21:51:49,839 INFO L443 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,839 INFO L443 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,839 INFO L443 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,839 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,840 INFO L443 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,840 INFO L443 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2019-10-14 21:51:49,840 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-10-14 21:51:49,840 INFO L443 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2019-10-14 21:51:49,840 INFO L443 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2019-10-14 21:51:49,840 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-10-14 21:51:49,840 INFO L443 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2019-10-14 21:51:49,840 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2019-10-14 21:51:49,841 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2019-10-14 21:51:49,841 INFO L443 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2019-10-14 21:51:49,841 INFO L443 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2019-10-14 21:51:49,841 INFO L443 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2019-10-14 21:51:49,841 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2019-10-14 21:51:49,841 INFO L443 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2019-10-14 21:51:49,842 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,842 INFO L443 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,842 INFO L443 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,842 INFO L443 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,842 INFO L443 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,842 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2019-10-14 21:51:49,842 INFO L443 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2019-10-14 21:51:49,843 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2019-10-14 21:51:49,843 INFO L443 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2019-10-14 21:51:49,843 INFO L443 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2019-10-14 21:51:49,843 INFO L443 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2019-10-14 21:51:49,843 INFO L443 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2019-10-14 21:51:49,843 INFO L443 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-10-14 21:51:49,843 INFO L443 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2019-10-14 21:51:49,844 INFO L443 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,844 INFO L443 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,844 INFO L443 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,844 INFO L443 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,844 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,844 INFO L443 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,844 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2019-10-14 21:51:49,845 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,845 INFO L443 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2019-10-14 21:51:49,845 INFO L443 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2019-10-14 21:51:49,845 INFO L443 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2019-10-14 21:51:49,845 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-14 21:51:49,845 INFO L443 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2019-10-14 21:51:49,845 INFO L443 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2019-10-14 21:51:49,846 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-10-14 21:51:49,846 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2019-10-14 21:51:49,846 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2019-10-14 21:51:49,846 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2019-10-14 21:51:49,846 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2019-10-14 21:51:49,846 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2019-10-14 21:51:49,846 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2019-10-14 21:51:49,847 INFO L443 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,847 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,847 INFO L443 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,847 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,847 INFO L443 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,847 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2019-10-14 21:51:49,847 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-14 21:51:49,847 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-10-14 21:51:49,848 INFO L443 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2019-10-14 21:51:49,848 INFO L443 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2019-10-14 21:51:49,848 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-10-14 21:51:49,848 INFO L443 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2019-10-14 21:51:49,848 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2019-10-14 21:51:49,848 INFO L443 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,848 INFO L443 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,849 INFO L443 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,849 INFO L443 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,849 INFO L443 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,849 INFO L443 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2019-10-14 21:51:49,849 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2019-10-14 21:51:49,849 INFO L443 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2019-10-14 21:51:49,849 INFO L443 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2019-10-14 21:51:49,849 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-10-14 21:51:49,850 INFO L443 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2019-10-14 21:51:49,850 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-14 21:51:49,850 INFO L443 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2019-10-14 21:51:49,850 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-10-14 21:51:49,850 INFO L443 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2019-10-14 21:51:49,850 INFO L439 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse1 (= ~a21~0 |old(~a21~0)|)) (.cse0 (= ~a7~0 |old(~a7~0)|)) (.cse2 (= ~a17~0 |old(~a17~0)|)) (.cse3 (= ~a16~0 |old(~a16~0)|)) (.cse4 (= ~a8~0 |old(~a8~0)|)) (.cse5 (= ~a20~0 |old(~a20~0)|))) (let ((.cse6 (and .cse1 .cse0 .cse2 .cse3 .cse4 .cse5))) (and (or (and (= |old(~a7~0)| |old(~a17~0)|) (= 1 |old(~a17~0)|)) (and (and .cse0 .cse1) .cse2 .cse3 .cse4 .cse5)) (or .cse6 (not (<= |old(~a16~0)| 4))) (or .cse6 (not (<= |old(~a16~0)| 5)) (not (<= |old(~a21~0)| 0)))))) [2019-10-14 21:51:49,851 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2019-10-14 21:51:49,851 INFO L443 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,851 INFO L443 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,851 INFO L443 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,851 INFO L443 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,851 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2019-10-14 21:51:49,851 INFO L443 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,852 INFO L443 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,852 INFO L443 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2019-10-14 21:51:49,852 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2019-10-14 21:51:49,852 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-10-14 21:51:49,852 INFO L443 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2019-10-14 21:51:49,852 INFO L443 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2019-10-14 21:51:49,852 INFO L443 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2019-10-14 21:51:49,852 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-10-14 21:51:49,853 INFO L443 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2019-10-14 21:51:49,853 INFO L443 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2019-10-14 21:51:49,853 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2019-10-14 21:51:49,853 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2019-10-14 21:51:49,853 INFO L443 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2019-10-14 21:51:49,853 INFO L443 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,853 INFO L443 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,854 INFO L443 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,854 INFO L443 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,854 INFO L443 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,854 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2019-10-14 21:51:49,854 INFO L443 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,854 INFO L443 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2019-10-14 21:51:49,854 INFO L443 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2019-10-14 21:51:49,854 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-10-14 21:51:49,855 INFO L443 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2019-10-14 21:51:49,855 INFO L443 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2019-10-14 21:51:49,855 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-10-14 21:51:49,855 INFO L443 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2019-10-14 21:51:49,855 INFO L443 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2019-10-14 21:51:49,855 INFO L443 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2019-10-14 21:51:49,855 INFO L443 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2019-10-14 21:51:49,856 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2019-10-14 21:51:49,856 INFO L443 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2019-10-14 21:51:49,856 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2019-10-14 21:51:49,856 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2019-10-14 21:51:49,856 INFO L443 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,856 INFO L443 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,856 INFO L443 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,856 INFO L443 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,857 INFO L443 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,857 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2019-10-14 21:51:49,857 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2019-10-14 21:51:49,857 INFO L443 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2019-10-14 21:51:49,857 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-10-14 21:51:49,857 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-14 21:51:49,858 INFO L443 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2019-10-14 21:51:49,858 INFO L443 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2019-10-14 21:51:49,858 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-10-14 21:51:49,858 INFO L443 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2019-10-14 21:51:49,858 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2019-10-14 21:51:49,858 INFO L443 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2019-10-14 21:51:49,858 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 21:51:49,859 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a7~0 ~a17~0)) (<= ~a16~0 5)) [2019-10-14 21:51:49,859 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 21:51:49,859 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 21:51:49,859 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= |old(~a7~0)| |old(~a17~0)|) (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)|))) [2019-10-14 21:51:49,859 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2019-10-14 21:51:49,859 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (or (and (<= ~a21~0 0) (<= ~a16~0 5)) (= |old(~a7~0)| |old(~a17~0)|) (not (<= |old(~a16~0)| 5)) (<= ~a16~0 4) (not (= 1 ~a7~0)) (not (= ~a17~0 1))) [2019-10-14 21:51:49,860 INFO L443 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2019-10-14 21:51:49,860 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-10-14 21:51:49,860 INFO L439 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (or (and (<= ~a21~0 0) (<= ~a16~0 5)) (= |old(~a7~0)| |old(~a17~0)|) (not (<= |old(~a16~0)| 5)) (<= ~a16~0 4) (not (= 1 ~a7~0)) (not (= ~a17~0 1))) [2019-10-14 21:51:49,860 INFO L443 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2019-10-14 21:51:49,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 09:51:49 BoogieIcfgContainer [2019-10-14 21:51:49,878 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 21:51:49,880 INFO L168 Benchmark]: Toolchain (without parser) took 10060.20 ms. Allocated memory was 137.4 MB in the beginning and 338.7 MB in the end (delta: 201.3 MB). Free memory was 100.6 MB in the beginning and 135.2 MB in the end (delta: -34.6 MB). Peak memory consumption was 166.8 MB. Max. memory is 7.1 GB. [2019-10-14 21:51:49,881 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 21:51:49,882 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.21 ms. Allocated memory was 137.4 MB in the beginning and 203.4 MB in the end (delta: 66.1 MB). Free memory was 100.4 MB in the beginning and 164.4 MB in the end (delta: -64.1 MB). Peak memory consumption was 30.9 MB. Max. memory is 7.1 GB. [2019-10-14 21:51:49,883 INFO L168 Benchmark]: Boogie Preprocessor took 125.67 ms. Allocated memory is still 203.4 MB. Free memory was 164.4 MB in the beginning and 159.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-10-14 21:51:49,884 INFO L168 Benchmark]: RCFGBuilder took 1285.76 ms. Allocated memory was 203.4 MB in the beginning and 234.4 MB in the end (delta: 30.9 MB). Free memory was 159.5 MB in the beginning and 174.5 MB in the end (delta: -15.0 MB). Peak memory consumption was 79.6 MB. Max. memory is 7.1 GB. [2019-10-14 21:51:49,885 INFO L168 Benchmark]: TraceAbstraction took 7890.95 ms. Allocated memory was 234.4 MB in the beginning and 338.7 MB in the end (delta: 104.3 MB). Free memory was 174.5 MB in the beginning and 135.2 MB in the end (delta: 39.3 MB). Peak memory consumption was 143.7 MB. Max. memory is 7.1 GB. [2019-10-14 21:51:49,890 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 753.21 ms. Allocated memory was 137.4 MB in the beginning and 203.4 MB in the end (delta: 66.1 MB). Free memory was 100.4 MB in the beginning and 164.4 MB in the end (delta: -64.1 MB). Peak memory consumption was 30.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.67 ms. Allocated memory is still 203.4 MB. Free memory was 164.4 MB in the beginning and 159.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1285.76 ms. Allocated memory was 203.4 MB in the beginning and 234.4 MB in the end (delta: 30.9 MB). Free memory was 159.5 MB in the beginning and 174.5 MB in the end (delta: -15.0 MB). Peak memory consumption was 79.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 7890.95 ms. Allocated memory was 234.4 MB in the beginning and 338.7 MB in the end (delta: 104.3 MB). Free memory was 174.5 MB in the beginning and 135.2 MB in the end (delta: 39.3 MB). Peak memory consumption was 143.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 476]: 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 && a16 <= 5) || \old(a7) == \old(a17)) || !(\old(a16) <= 5)) || a16 <= 4) || !(1 == a7)) || !(a17 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. Result: SAFE, OverallTime: 7.7s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, HoareTripleCheckerStatistics: 477 SDtfs, 1320 SDslu, 97 SDs, 0 SdLazy, 2317 SolverSat, 492 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 278 GetRequests, 250 SyntacticMatches, 3 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=691occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 163 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 25 PreInvPairs, 41 NumberOfFragments, 227 HoareAnnotationTreeSize, 25 FomulaSimplifications, 2593 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 817 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 698 NumberOfCodeBlocks, 698 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 692 ConstructedInterpolants, 0 QuantifiedInterpolants, 305744 SizeOfPredicates, 4 NumberOfNonLiveVariables, 705 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 45/47 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...