/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label31.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 20:54:21,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 20:54:21,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 20:54:21,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 20:54:21,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 20:54:21,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 20:54:21,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 20:54:21,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 20:54:21,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 20:54:21,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 20:54:21,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 20:54:21,515 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-23 20:54:21,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 20:54:21,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 20:54:21,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 20:54:21,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 20:54:21,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 20:54:21,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 20:54:21,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 20:54:21,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 20:54:21,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 20:54:21,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 20:54:21,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 20:54:21,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 20:54:21,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-23 20:54:21,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-23 20:54:21,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-23 20:54:21,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-23 20:54:21,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-23 20:54:21,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-23 20:54:21,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-23 20:54:21,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-23 20:54:21,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-23 20:54:21,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-23 20:54:21,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-23 20:54:21,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-23 20:54:21,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-23 20:54:21,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-23 20:54:21,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-23 20:54:21,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-23 20:54:21,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-23 20:54:21,562 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 [2019-11-23 20:54:21,576 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 20:54:21,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 20:54:21,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 20:54:21,578 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 20:54:21,578 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 20:54:21,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 20:54:21,578 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 20:54:21,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 20:54:21,579 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 20:54:21,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 20:54:21,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 20:54:21,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 20:54:21,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 20:54:21,580 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 20:54:21,580 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 20:54:21,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 20:54:21,580 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 20:54:21,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 20:54:21,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 20:54:21,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 20:54:21,581 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 20:54:21,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 20:54:21,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 20:54:21,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 20:54:21,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 20:54:21,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 20:54:21,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 20:54:21,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 20:54:21,582 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 20:54:21,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 20:54:21,857 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 20:54:21,873 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 20:54:21,877 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 20:54:21,878 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 20:54:21,878 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 20:54:21,879 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label31.c [2019-11-23 20:54:21,956 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52f740aa3/60ed6c6d865a46d1be9a3c0d7c6105a9/FLAG3f4f28484 [2019-11-23 20:54:22,520 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 20:54:22,521 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label31.c [2019-11-23 20:54:22,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52f740aa3/60ed6c6d865a46d1be9a3c0d7c6105a9/FLAG3f4f28484 [2019-11-23 20:54:22,766 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52f740aa3/60ed6c6d865a46d1be9a3c0d7c6105a9 [2019-11-23 20:54:22,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 20:54:22,776 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 20:54:22,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 20:54:22,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 20:54:22,782 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 20:54:22,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:54:22" (1/1) ... [2019-11-23 20:54:22,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ca6dfaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:54:22, skipping insertion in model container [2019-11-23 20:54:22,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:54:22" (1/1) ... [2019-11-23 20:54:22,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 20:54:22,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 20:54:23,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 20:54:23,285 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 20:54:23,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 20:54:23,575 INFO L208 MainTranslator]: Completed translation [2019-11-23 20:54:23,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:54:23 WrapperNode [2019-11-23 20:54:23,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 20:54:23,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 20:54:23,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 20:54:23,576 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 20:54:23,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:54:23" (1/1) ... [2019-11-23 20:54:23,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:54:23" (1/1) ... [2019-11-23 20:54:23,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 20:54:23,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 20:54:23,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 20:54:23,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 20:54:23,677 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:54:23" (1/1) ... [2019-11-23 20:54:23,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:54:23" (1/1) ... [2019-11-23 20:54:23,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:54:23" (1/1) ... [2019-11-23 20:54:23,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:54:23" (1/1) ... [2019-11-23 20:54:23,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:54:23" (1/1) ... [2019-11-23 20:54:23,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:54:23" (1/1) ... [2019-11-23 20:54:23,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:54:23" (1/1) ... [2019-11-23 20:54:23,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 20:54:23,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 20:54:23,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 20:54:23,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 20:54:23,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:54:23" (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 [2019-11-23 20:54:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 20:54:23,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-23 20:54:25,046 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-23 20:54:25,046 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-23 20:54:25,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:54:25 BoogieIcfgContainer [2019-11-23 20:54:25,048 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-23 20:54:25,049 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-23 20:54:25,049 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-23 20:54:25,053 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-23 20:54:25,054 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:54:22" (1/3) ... [2019-11-23 20:54:25,055 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59c3d86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:54:25, skipping insertion in model container [2019-11-23 20:54:25,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:54:23" (2/3) ... [2019-11-23 20:54:25,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59c3d86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:54:25, skipping insertion in model container [2019-11-23 20:54:25,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:54:25" (3/3) ... [2019-11-23 20:54:25,059 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label31.c [2019-11-23 20:54:25,069 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-23 20:54:25,078 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-23 20:54:25,094 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-23 20:54:25,126 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-23 20:54:25,126 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-23 20:54:25,127 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-23 20:54:25,127 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-23 20:54:25,127 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-23 20:54:25,128 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-23 20:54:25,128 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-23 20:54:25,128 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-23 20:54:25,158 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-11-23 20:54:25,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-23 20:54:25,176 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:54:25,178 INFO L410 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] [2019-11-23 20:54:25,178 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:54:25,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:54:25,184 INFO L82 PathProgramCache]: Analyzing trace with hash 1691815701, now seen corresponding path program 1 times [2019-11-23 20:54:25,194 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:54:25,194 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049455480] [2019-11-23 20:54:25,195 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:54:25,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:54:25,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:54:25,697 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049455480] [2019-11-23 20:54:25,698 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:54:25,699 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 20:54:25,701 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815891544] [2019-11-23 20:54:25,706 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 20:54:25,707 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:54:25,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 20:54:25,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:54:25,724 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 4 states. [2019-11-23 20:54:27,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:54:27,070 INFO L93 Difference]: Finished difference Result 789 states and 1377 transitions. [2019-11-23 20:54:27,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 20:54:27,073 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 116 [2019-11-23 20:54:27,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:54:27,092 INFO L225 Difference]: With dead ends: 789 [2019-11-23 20:54:27,092 INFO L226 Difference]: Without dead ends: 465 [2019-11-23 20:54:27,097 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:54:27,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2019-11-23 20:54:27,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 309. [2019-11-23 20:54:27,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2019-11-23 20:54:27,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 453 transitions. [2019-11-23 20:54:27,163 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 453 transitions. Word has length 116 [2019-11-23 20:54:27,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:54:27,164 INFO L462 AbstractCegarLoop]: Abstraction has 309 states and 453 transitions. [2019-11-23 20:54:27,164 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 20:54:27,164 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 453 transitions. [2019-11-23 20:54:27,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-23 20:54:27,167 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:54:27,168 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-11-23 20:54:27,168 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:54:27,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:54:27,169 INFO L82 PathProgramCache]: Analyzing trace with hash 446480128, now seen corresponding path program 1 times [2019-11-23 20:54:27,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:54:27,169 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801785770] [2019-11-23 20:54:27,169 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:54:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:54:27,356 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:54:27,356 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801785770] [2019-11-23 20:54:27,356 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:54:27,357 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 20:54:27,357 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180575507] [2019-11-23 20:54:27,360 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 20:54:27,360 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:54:27,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 20:54:27,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:54:27,361 INFO L87 Difference]: Start difference. First operand 309 states and 453 transitions. Second operand 4 states. [2019-11-23 20:54:28,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:54:28,440 INFO L93 Difference]: Finished difference Result 1186 states and 1750 transitions. [2019-11-23 20:54:28,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 20:54:28,441 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 120 [2019-11-23 20:54:28,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:54:28,447 INFO L225 Difference]: With dead ends: 1186 [2019-11-23 20:54:28,448 INFO L226 Difference]: Without dead ends: 879 [2019-11-23 20:54:28,450 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:54:28,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 879 states. [2019-11-23 20:54:28,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 879 to 733. [2019-11-23 20:54:28,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 733 states. [2019-11-23 20:54:28,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 1022 transitions. [2019-11-23 20:54:28,497 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 1022 transitions. Word has length 120 [2019-11-23 20:54:28,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:54:28,498 INFO L462 AbstractCegarLoop]: Abstraction has 733 states and 1022 transitions. [2019-11-23 20:54:28,498 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 20:54:28,499 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1022 transitions. [2019-11-23 20:54:28,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-23 20:54:28,504 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:54:28,504 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2019-11-23 20:54:28,505 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:54:28,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:54:28,505 INFO L82 PathProgramCache]: Analyzing trace with hash -1866789237, now seen corresponding path program 1 times [2019-11-23 20:54:28,505 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:54:28,506 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541370098] [2019-11-23 20:54:28,506 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:54:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:54:28,607 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-23 20:54:28,607 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541370098] [2019-11-23 20:54:28,608 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:54:28,608 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-23 20:54:28,609 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815669797] [2019-11-23 20:54:28,611 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 20:54:28,612 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:54:28,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 20:54:28,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:54:28,613 INFO L87 Difference]: Start difference. First operand 733 states and 1022 transitions. Second operand 4 states. [2019-11-23 20:54:29,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:54:29,597 INFO L93 Difference]: Finished difference Result 2881 states and 4026 transitions. [2019-11-23 20:54:29,597 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 20:54:29,597 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 138 [2019-11-23 20:54:29,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:54:29,609 INFO L225 Difference]: With dead ends: 2881 [2019-11-23 20:54:29,609 INFO L226 Difference]: Without dead ends: 2150 [2019-11-23 20:54:29,611 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:54:29,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2150 states. [2019-11-23 20:54:29,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2150 to 1293. [2019-11-23 20:54:29,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1293 states. [2019-11-23 20:54:29,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1293 states and 1761 transitions. [2019-11-23 20:54:29,649 INFO L78 Accepts]: Start accepts. Automaton has 1293 states and 1761 transitions. Word has length 138 [2019-11-23 20:54:29,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:54:29,649 INFO L462 AbstractCegarLoop]: Abstraction has 1293 states and 1761 transitions. [2019-11-23 20:54:29,650 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 20:54:29,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1761 transitions. [2019-11-23 20:54:29,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2019-11-23 20:54:29,653 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:54:29,653 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2019-11-23 20:54:29,653 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:54:29,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:54:29,654 INFO L82 PathProgramCache]: Analyzing trace with hash 771340998, now seen corresponding path program 1 times [2019-11-23 20:54:29,654 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:54:29,654 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280270320] [2019-11-23 20:54:29,655 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:54:29,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:54:29,719 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-23 20:54:29,719 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280270320] [2019-11-23 20:54:29,719 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:54:29,720 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-23 20:54:29,720 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759033869] [2019-11-23 20:54:29,720 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-23 20:54:29,721 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:54:29,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-23 20:54:29,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:54:29,721 INFO L87 Difference]: Start difference. First operand 1293 states and 1761 transitions. Second operand 4 states. [2019-11-23 20:54:30,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:54:30,606 INFO L93 Difference]: Finished difference Result 3566 states and 4879 transitions. [2019-11-23 20:54:30,606 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-23 20:54:30,607 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 141 [2019-11-23 20:54:30,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:54:30,618 INFO L225 Difference]: With dead ends: 3566 [2019-11-23 20:54:30,618 INFO L226 Difference]: Without dead ends: 2275 [2019-11-23 20:54:30,621 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-23 20:54:30,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2275 states. [2019-11-23 20:54:30,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2275 to 2132. [2019-11-23 20:54:30,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2132 states. [2019-11-23 20:54:30,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 2132 states and 2789 transitions. [2019-11-23 20:54:30,664 INFO L78 Accepts]: Start accepts. Automaton has 2132 states and 2789 transitions. Word has length 141 [2019-11-23 20:54:30,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:54:30,664 INFO L462 AbstractCegarLoop]: Abstraction has 2132 states and 2789 transitions. [2019-11-23 20:54:30,664 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-23 20:54:30,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2789 transitions. [2019-11-23 20:54:30,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-23 20:54:30,669 INFO L402 BasicCegarLoop]: Found error trace [2019-11-23 20:54:30,669 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-23 20:54:30,669 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-23 20:54:30,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-23 20:54:30,670 INFO L82 PathProgramCache]: Analyzing trace with hash -618041823, now seen corresponding path program 1 times [2019-11-23 20:54:30,670 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-23 20:54:30,670 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590163588] [2019-11-23 20:54:30,671 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-23 20:54:30,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-23 20:54:30,736 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-23 20:54:30,737 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590163588] [2019-11-23 20:54:30,737 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-23 20:54:30,737 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-23 20:54:30,738 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243182747] [2019-11-23 20:54:30,738 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-23 20:54:30,738 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-23 20:54:30,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-23 20:54:30,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 20:54:30,739 INFO L87 Difference]: Start difference. First operand 2132 states and 2789 transitions. Second operand 3 states. [2019-11-23 20:54:31,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-23 20:54:31,276 INFO L93 Difference]: Finished difference Result 5239 states and 6804 transitions. [2019-11-23 20:54:31,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-23 20:54:31,276 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 152 [2019-11-23 20:54:31,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-23 20:54:31,277 INFO L225 Difference]: With dead ends: 5239 [2019-11-23 20:54:31,277 INFO L226 Difference]: Without dead ends: 0 [2019-11-23 20:54:31,283 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-23 20:54:31,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-23 20:54:31,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-23 20:54:31,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-23 20:54:31,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-23 20:54:31,284 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 152 [2019-11-23 20:54:31,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-23 20:54:31,284 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-23 20:54:31,285 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-23 20:54:31,285 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-23 20:54:31,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-23 20:54:31,289 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-23 20:54:31,485 INFO L444 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,485 INFO L444 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,485 INFO L444 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,485 INFO L444 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-11-23 20:54:31,485 INFO L444 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2019-11-23 20:54:31,486 INFO L444 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2019-11-23 20:54:31,486 INFO L444 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2019-11-23 20:54:31,486 INFO L444 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-11-23 20:54:31,486 INFO L444 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-11-23 20:54:31,486 INFO L444 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-11-23 20:54:31,486 INFO L444 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,486 INFO L444 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,486 INFO L444 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,487 INFO L444 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-11-23 20:54:31,487 INFO L444 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-23 20:54:31,487 INFO L444 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2019-11-23 20:54:31,487 INFO L444 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2019-11-23 20:54:31,487 INFO L444 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-11-23 20:54:31,487 INFO L444 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-11-23 20:54:31,487 INFO L444 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-11-23 20:54:31,487 INFO L444 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,488 INFO L444 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,488 INFO L444 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,488 INFO L444 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-11-23 20:54:31,488 INFO L444 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-23 20:54:31,488 INFO L444 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-11-23 20:54:31,488 INFO L444 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2019-11-23 20:54:31,488 INFO L444 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-11-23 20:54:31,489 INFO L444 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,489 INFO L444 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,489 INFO L444 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,489 INFO L444 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-11-23 20:54:31,489 INFO L444 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-11-23 20:54:31,489 INFO L444 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-23 20:54:31,489 INFO L444 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2019-11-23 20:54:31,489 INFO L444 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2019-11-23 20:54:31,490 INFO L444 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-11-23 20:54:31,490 INFO L444 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-11-23 20:54:31,490 INFO L444 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-11-23 20:54:31,490 INFO L444 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,490 INFO L444 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,490 INFO L444 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,490 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-11-23 20:54:31,490 INFO L444 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-23 20:54:31,490 INFO L444 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2019-11-23 20:54:31,491 INFO L444 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2019-11-23 20:54:31,491 INFO L444 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-11-23 20:54:31,491 INFO L444 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-11-23 20:54:31,491 INFO L444 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-11-23 20:54:31,491 INFO L444 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-11-23 20:54:31,491 INFO L444 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,491 INFO L444 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,492 INFO L444 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,492 INFO L444 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-11-23 20:54:31,492 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-11-23 20:54:31,492 INFO L444 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-11-23 20:54:31,492 INFO L444 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-11-23 20:54:31,492 INFO L444 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2019-11-23 20:54:31,492 INFO L444 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2019-11-23 20:54:31,492 INFO L444 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-11-23 20:54:31,493 INFO L444 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-11-23 20:54:31,493 INFO L444 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-11-23 20:54:31,493 INFO L444 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,493 INFO L444 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,493 INFO L444 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,493 INFO L444 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-11-23 20:54:31,493 INFO L444 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-11-23 20:54:31,494 INFO L444 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2019-11-23 20:54:31,494 INFO L444 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2019-11-23 20:54:31,494 INFO L444 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-11-23 20:54:31,494 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-11-23 20:54:31,494 INFO L444 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,494 INFO L444 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,494 INFO L444 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,494 INFO L444 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-11-23 20:54:31,494 INFO L444 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-11-23 20:54:31,495 INFO L444 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-23 20:54:31,495 INFO L444 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2019-11-23 20:54:31,495 INFO L444 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2019-11-23 20:54:31,495 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-23 20:54:31,495 INFO L444 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-11-23 20:54:31,495 INFO L444 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-11-23 20:54:31,495 INFO L444 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-11-23 20:54:31,495 INFO L444 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,496 INFO L444 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,496 INFO L444 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,496 INFO L444 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-11-23 20:54:31,496 INFO L444 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2019-11-23 20:54:31,496 INFO L444 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2019-11-23 20:54:31,496 INFO L444 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-11-23 20:54:31,496 INFO L444 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-11-23 20:54:31,497 INFO L444 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,497 INFO L444 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,497 INFO L444 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,497 INFO L444 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-11-23 20:54:31,497 INFO L444 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-11-23 20:54:31,497 INFO L444 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2019-11-23 20:54:31,497 INFO L444 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-23 20:54:31,497 INFO L444 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-11-23 20:54:31,497 INFO L444 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-11-23 20:54:31,498 INFO L444 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-11-23 20:54:31,498 INFO L444 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-11-23 20:54:31,498 INFO L444 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-11-23 20:54:31,498 INFO L444 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-11-23 20:54:31,498 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-23 20:54:31,498 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 520) no Hoare annotation was computed. [2019-11-23 20:54:31,498 INFO L444 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-11-23 20:54:31,498 INFO L444 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,498 INFO L444 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,498 INFO L444 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-11-23 20:54:31,498 INFO L444 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2019-11-23 20:54:31,499 INFO L444 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-23 20:54:31,499 INFO L444 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2019-11-23 20:54:31,499 INFO L444 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-11-23 20:54:31,499 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-11-23 20:54:31,499 INFO L444 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-11-23 20:54:31,499 INFO L444 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-11-23 20:54:31,499 INFO L444 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-11-23 20:54:31,499 INFO L440 ceAbstractionStarter]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse0 (not (= ~a25~0 1))) (.cse2 (not (= ~a28~0 8))) (.cse1 (not (= ~a11~0 1)))) (or (= ~a28~0 9) (and .cse0 .cse1) (and .cse0 .cse2) (= ~a19~0 1) (and .cse2 .cse1))) [2019-11-23 20:54:31,500 INFO L444 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,500 INFO L444 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,500 INFO L444 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-11-23 20:54:31,500 INFO L444 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-11-23 20:54:31,500 INFO L444 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2019-11-23 20:54:31,500 INFO L444 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-11-23 20:54:31,500 INFO L444 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-11-23 20:54:31,500 INFO L444 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-11-23 20:54:31,501 INFO L447 ceAbstractionStarter]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-11-23 20:54:31,501 INFO L444 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,501 INFO L444 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,501 INFO L444 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-11-23 20:54:31,501 INFO L444 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-11-23 20:54:31,501 INFO L444 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2019-11-23 20:54:31,501 INFO L444 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-11-23 20:54:31,501 INFO L444 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-11-23 20:54:31,501 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-11-23 20:54:31,501 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-11-23 20:54:31,501 INFO L444 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-11-23 20:54:31,501 INFO L444 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-11-23 20:54:31,502 INFO L444 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,502 INFO L444 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,502 INFO L444 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-11-23 20:54:31,502 INFO L444 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-11-23 20:54:31,502 INFO L444 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-11-23 20:54:31,502 INFO L444 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2019-11-23 20:54:31,502 INFO L444 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-11-23 20:54:31,502 INFO L444 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-11-23 20:54:31,502 INFO L440 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse0 (not (= ~a25~0 1))) (.cse2 (not (= ~a28~0 8))) (.cse1 (not (= ~a11~0 1)))) (or (= ~a28~0 9) (and .cse0 .cse1) (and .cse0 .cse2) (= ~a19~0 1) (and .cse2 .cse1))) [2019-11-23 20:54:31,502 INFO L444 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,502 INFO L444 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,502 INFO L444 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-11-23 20:54:31,503 INFO L444 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-23 20:54:31,503 INFO L444 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2019-11-23 20:54:31,503 INFO L444 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-11-23 20:54:31,503 INFO L444 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-11-23 20:54:31,503 INFO L444 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,503 INFO L444 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,503 INFO L444 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2019-11-23 20:54:31,503 INFO L444 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-23 20:54:31,503 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-11-23 20:54:31,503 INFO L444 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-11-23 20:54:31,503 INFO L444 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-11-23 20:54:31,503 INFO L444 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2019-11-23 20:54:31,503 INFO L444 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-11-23 20:54:31,504 INFO L444 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-23 20:54:31,504 INFO L444 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-11-23 20:54:31,504 INFO L444 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,504 INFO L444 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,504 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-11-23 20:54:31,504 INFO L444 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,504 INFO L444 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2019-11-23 20:54:31,504 INFO L444 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2019-11-23 20:54:31,504 INFO L444 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-11-23 20:54:31,504 INFO L444 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-11-23 20:54:31,504 INFO L444 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-11-23 20:54:31,504 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-23 20:54:31,505 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-11-23 20:54:31,505 INFO L444 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,505 INFO L444 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,505 INFO L444 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,505 INFO L444 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-11-23 20:54:31,505 INFO L444 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2019-11-23 20:54:31,506 INFO L444 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-11-23 20:54:31,506 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-11-23 20:54:31,506 INFO L444 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-11-23 20:54:31,506 INFO L444 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,506 INFO L444 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,506 INFO L444 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,506 INFO L444 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-11-23 20:54:31,506 INFO L444 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-11-23 20:54:31,507 INFO L444 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2019-11-23 20:54:31,507 INFO L444 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-11-23 20:54:31,507 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-11-23 20:54:31,507 INFO L444 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-11-23 20:54:31,507 INFO L444 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,507 INFO L444 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,507 INFO L444 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,508 INFO L444 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-11-23 20:54:31,508 INFO L444 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-11-23 20:54:31,508 INFO L444 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-11-23 20:54:31,508 INFO L444 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-11-23 20:54:31,508 INFO L444 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2019-11-23 20:54:31,508 INFO L444 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-11-23 20:54:31,508 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-23 20:54:31,508 INFO L444 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-11-23 20:54:31,508 INFO L444 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-11-23 20:54:31,509 INFO L444 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,509 INFO L444 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,509 INFO L444 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,509 INFO L444 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-11-23 20:54:31,509 INFO L444 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-11-23 20:54:31,509 INFO L444 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2019-11-23 20:54:31,509 INFO L444 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2019-11-23 20:54:31,509 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-11-23 20:54:31,509 INFO L444 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,510 INFO L444 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,510 INFO L444 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-11-23 20:54:31,510 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-11-23 20:54:31,510 INFO L444 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-11-23 20:54:31,510 INFO L444 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-11-23 20:54:31,510 INFO L444 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-11-23 20:54:31,510 INFO L444 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2019-11-23 20:54:31,510 INFO L444 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2019-11-23 20:54:31,510 INFO L444 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-11-23 20:54:31,511 INFO L444 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-11-23 20:54:31,511 INFO L444 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-11-23 20:54:31,511 INFO L444 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-11-23 20:54:31,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:54:31 BoogieIcfgContainer [2019-11-23 20:54:31,530 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-23 20:54:31,533 INFO L168 Benchmark]: Toolchain (without parser) took 8755.82 ms. Allocated memory was 143.7 MB in the beginning and 325.1 MB in the end (delta: 181.4 MB). Free memory was 101.2 MB in the beginning and 179.1 MB in the end (delta: -77.9 MB). Peak memory consumption was 103.5 MB. Max. memory is 7.1 GB. [2019-11-23 20:54:31,534 INFO L168 Benchmark]: CDTParser took 0.51 ms. Allocated memory is still 143.7 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-23 20:54:31,535 INFO L168 Benchmark]: CACSL2BoogieTranslator took 797.96 ms. Allocated memory was 143.7 MB in the beginning and 206.0 MB in the end (delta: 62.4 MB). Free memory was 100.9 MB in the beginning and 173.4 MB in the end (delta: -72.4 MB). Peak memory consumption was 30.7 MB. Max. memory is 7.1 GB. [2019-11-23 20:54:31,536 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.59 ms. Allocated memory is still 206.0 MB. Free memory was 172.7 MB in the beginning and 167.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2019-11-23 20:54:31,537 INFO L168 Benchmark]: Boogie Preprocessor took 98.90 ms. Allocated memory is still 206.0 MB. Free memory was 167.7 MB in the beginning and 161.8 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-11-23 20:54:31,538 INFO L168 Benchmark]: RCFGBuilder took 1279.83 ms. Allocated memory was 206.0 MB in the beginning and 238.6 MB in the end (delta: 32.5 MB). Free memory was 161.8 MB in the beginning and 175.2 MB in the end (delta: -13.4 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. [2019-11-23 20:54:31,539 INFO L168 Benchmark]: TraceAbstraction took 6480.92 ms. Allocated memory was 238.6 MB in the beginning and 325.1 MB in the end (delta: 86.5 MB). Free memory was 175.2 MB in the beginning and 179.1 MB in the end (delta: -3.9 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. [2019-11-23 20:54:31,544 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 ms. Allocated memory is still 143.7 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 797.96 ms. Allocated memory was 143.7 MB in the beginning and 206.0 MB in the end (delta: 62.4 MB). Free memory was 100.9 MB in the beginning and 173.4 MB in the end (delta: -72.4 MB). Peak memory consumption was 30.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 92.59 ms. Allocated memory is still 206.0 MB. Free memory was 172.7 MB in the beginning and 167.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.90 ms. Allocated memory is still 206.0 MB. Free memory was 167.7 MB in the beginning and 161.8 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1279.83 ms. Allocated memory was 206.0 MB in the beginning and 238.6 MB in the end (delta: 32.5 MB). Free memory was 161.8 MB in the beginning and 175.2 MB in the end (delta: -13.4 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 6480.92 ms. Allocated memory was 238.6 MB in the beginning and 325.1 MB in the end (delta: 86.5 MB). Free memory was 175.2 MB in the beginning and 179.1 MB in the end (delta: -3.9 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 520]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a28 == 9 || (!(a25 == 1) && !(a11 == 1))) || (!(a25 == 1) && !(a28 == 8))) || a19 == 1) || (!(a28 == 8) && !(a11 == 1)) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((a28 == 9 || (!(a25 == 1) && !(a11 == 1))) || (!(a25 == 1) && !(a28 == 8))) || a19 == 1) || (!(a28 == 8) && !(a11 == 1)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 6.3s, OverallIterations: 5, TraceHistogramMax: 3, AutomataDifference: 4.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 308 SDtfs, 1305 SDslu, 175 SDs, 0 SdLazy, 3390 SolverSat, 690 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2132occurred in iteration=4, 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, 5 MinimizatonAttempts, 1302 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 50 NumberOfFragments, 69 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1080 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 290 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 667 NumberOfCodeBlocks, 667 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 662 ConstructedInterpolants, 0 QuantifiedInterpolants, 180366 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 103/103 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...