./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem03_label22_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2e94e6aa Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/eca-rers2012/Problem03_label22_true-unreach-call.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5d64bd7f5bbeaca0bb8c10d2e820a015bdae8eae ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-2e94e6a [2018-12-30 19:50:11,110 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-30 19:50:11,112 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-30 19:50:11,125 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-30 19:50:11,125 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-30 19:50:11,126 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-30 19:50:11,128 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-30 19:50:11,131 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-30 19:50:11,132 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-30 19:50:11,133 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-30 19:50:11,135 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-30 19:50:11,135 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-30 19:50:11,136 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-30 19:50:11,137 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-30 19:50:11,138 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-30 19:50:11,140 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-30 19:50:11,141 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-30 19:50:11,143 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-30 19:50:11,145 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-30 19:50:11,147 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-30 19:50:11,148 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-30 19:50:11,150 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-30 19:50:11,152 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-30 19:50:11,153 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-30 19:50:11,153 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-30 19:50:11,154 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-30 19:50:11,156 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-30 19:50:11,156 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-30 19:50:11,157 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-30 19:50:11,159 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-30 19:50:11,159 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-30 19:50:11,160 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-30 19:50:11,160 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-30 19:50:11,160 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-30 19:50:11,162 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-30 19:50:11,163 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-30 19:50:11,163 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-30 19:50:11,179 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-30 19:50:11,179 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-30 19:50:11,181 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-30 19:50:11,181 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-30 19:50:11,181 INFO L133 SettingsManager]: * Use SBE=true [2018-12-30 19:50:11,182 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-30 19:50:11,182 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-30 19:50:11,182 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-30 19:50:11,182 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-30 19:50:11,182 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-30 19:50:11,183 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-30 19:50:11,183 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-30 19:50:11,183 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-30 19:50:11,183 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-30 19:50:11,183 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-30 19:50:11,183 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-30 19:50:11,184 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-30 19:50:11,185 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-30 19:50:11,185 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-30 19:50:11,186 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-30 19:50:11,186 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-30 19:50:11,186 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-30 19:50:11,186 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-30 19:50:11,187 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-30 19:50:11,187 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-30 19:50:11,187 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-30 19:50:11,187 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-30 19:50:11,187 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-30 19:50:11,188 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d64bd7f5bbeaca0bb8c10d2e820a015bdae8eae [2018-12-30 19:50:11,226 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-30 19:50:11,240 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-30 19:50:11,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-30 19:50:11,245 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-30 19:50:11,246 INFO L276 PluginConnector]: CDTParser initialized [2018-12-30 19:50:11,247 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem03_label22_true-unreach-call.c [2018-12-30 19:50:11,307 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e6f79911/306d65b13044499382c31f0f96ce838f/FLAG0fd39c720 [2018-12-30 19:50:11,965 INFO L307 CDTParser]: Found 1 translation units. [2018-12-30 19:50:11,966 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem03_label22_true-unreach-call.c [2018-12-30 19:50:11,988 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e6f79911/306d65b13044499382c31f0f96ce838f/FLAG0fd39c720 [2018-12-30 19:50:12,118 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e6f79911/306d65b13044499382c31f0f96ce838f [2018-12-30 19:50:12,122 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-30 19:50:12,124 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-30 19:50:12,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-30 19:50:12,125 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-30 19:50:12,129 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-30 19:50:12,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 07:50:12" (1/1) ... [2018-12-30 19:50:12,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc0e393 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:50:12, skipping insertion in model container [2018-12-30 19:50:12,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.12 07:50:12" (1/1) ... [2018-12-30 19:50:12,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-30 19:50:12,241 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-30 19:50:12,979 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 19:50:12,988 INFO L191 MainTranslator]: Completed pre-run [2018-12-30 19:50:13,431 INFO L204 PostProcessor]: Analyzing one entry point: main [2018-12-30 19:50:13,459 INFO L195 MainTranslator]: Completed translation [2018-12-30 19:50:13,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:50:13 WrapperNode [2018-12-30 19:50:13,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-30 19:50:13,462 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-30 19:50:13,463 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-30 19:50:13,463 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-30 19:50:13,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:50:13" (1/1) ... [2018-12-30 19:50:13,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:50:13" (1/1) ... [2018-12-30 19:50:13,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-30 19:50:13,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-30 19:50:13,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-30 19:50:13,789 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-30 19:50:13,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:50:13" (1/1) ... [2018-12-30 19:50:13,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:50:13" (1/1) ... [2018-12-30 19:50:13,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:50:13" (1/1) ... [2018-12-30 19:50:13,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:50:13" (1/1) ... [2018-12-30 19:50:13,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:50:13" (1/1) ... [2018-12-30 19:50:13,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:50:13" (1/1) ... [2018-12-30 19:50:13,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:50:13" (1/1) ... [2018-12-30 19:50:13,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-30 19:50:13,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-30 19:50:13,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-30 19:50:13,929 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-30 19:50:13,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:50:13" (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 [2018-12-30 19:50:14,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-30 19:50:14,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-30 19:50:19,677 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-30 19:50:19,677 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-30 19:50:19,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:50:19 BoogieIcfgContainer [2018-12-30 19:50:19,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-30 19:50:19,678 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-30 19:50:19,679 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-30 19:50:19,683 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-30 19:50:19,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.12 07:50:12" (1/3) ... [2018-12-30 19:50:19,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cf634f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 07:50:19, skipping insertion in model container [2018-12-30 19:50:19,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.12 07:50:13" (2/3) ... [2018-12-30 19:50:19,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cf634f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.12 07:50:19, skipping insertion in model container [2018-12-30 19:50:19,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:50:19" (3/3) ... [2018-12-30 19:50:19,687 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label22_true-unreach-call.c [2018-12-30 19:50:19,698 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-30 19:50:19,706 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-30 19:50:19,724 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-30 19:50:19,769 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-30 19:50:19,770 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-30 19:50:19,770 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-30 19:50:19,770 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-30 19:50:19,770 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-30 19:50:19,770 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-30 19:50:19,770 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-30 19:50:19,770 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-30 19:50:19,771 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-30 19:50:19,808 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states. [2018-12-30 19:50:19,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-30 19:50:19,825 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:50:19,826 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:50:19,829 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:50:19,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:50:19,835 INFO L82 PathProgramCache]: Analyzing trace with hash -1133598669, now seen corresponding path program 1 times [2018-12-30 19:50:19,837 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:50:19,837 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:50:19,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:19,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:19,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:20,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:50:20,698 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:50:20,699 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-30 19:50:20,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:50:20,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:50:20,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:50:20,722 INFO L87 Difference]: Start difference. First operand 302 states. Second operand 3 states. [2018-12-30 19:50:22,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:50:22,894 INFO L93 Difference]: Finished difference Result 829 states and 1478 transitions. [2018-12-30 19:50:22,894 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:50:22,896 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 167 [2018-12-30 19:50:22,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:50:22,916 INFO L225 Difference]: With dead ends: 829 [2018-12-30 19:50:22,917 INFO L226 Difference]: Without dead ends: 463 [2018-12-30 19:50:22,922 INFO L631 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 [2018-12-30 19:50:22,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2018-12-30 19:50:22,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 449. [2018-12-30 19:50:22,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2018-12-30 19:50:22,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 725 transitions. [2018-12-30 19:50:22,997 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 725 transitions. Word has length 167 [2018-12-30 19:50:22,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:50:22,998 INFO L480 AbstractCegarLoop]: Abstraction has 449 states and 725 transitions. [2018-12-30 19:50:22,998 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:50:22,998 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 725 transitions. [2018-12-30 19:50:23,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-30 19:50:23,004 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:50:23,004 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:50:23,005 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:50:23,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:50:23,005 INFO L82 PathProgramCache]: Analyzing trace with hash 1783223651, now seen corresponding path program 1 times [2018-12-30 19:50:23,005 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:50:23,005 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:50:23,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:23,007 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:23,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:23,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:50:23,196 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:50:23,196 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:50:23,197 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:50:23,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:50:23,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:50:23,198 INFO L87 Difference]: Start difference. First operand 449 states and 725 transitions. Second operand 4 states. [2018-12-30 19:50:25,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:50:25,851 INFO L93 Difference]: Finished difference Result 1737 states and 2828 transitions. [2018-12-30 19:50:25,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:50:25,852 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 172 [2018-12-30 19:50:25,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:50:25,861 INFO L225 Difference]: With dead ends: 1737 [2018-12-30 19:50:25,861 INFO L226 Difference]: Without dead ends: 1290 [2018-12-30 19:50:25,865 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:50:25,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1290 states. [2018-12-30 19:50:25,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1290 to 859. [2018-12-30 19:50:25,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 859 states. [2018-12-30 19:50:25,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1316 transitions. [2018-12-30 19:50:25,910 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1316 transitions. Word has length 172 [2018-12-30 19:50:25,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:50:25,911 INFO L480 AbstractCegarLoop]: Abstraction has 859 states and 1316 transitions. [2018-12-30 19:50:25,911 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:50:25,911 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1316 transitions. [2018-12-30 19:50:25,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-30 19:50:25,918 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:50:25,919 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:50:25,919 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:50:25,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:50:25,919 INFO L82 PathProgramCache]: Analyzing trace with hash 194017064, now seen corresponding path program 1 times [2018-12-30 19:50:25,920 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:50:25,920 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:50:25,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:25,921 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:25,921 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:26,305 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-30 19:50:26,305 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:50:26,305 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:50:26,306 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:50:26,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:50:26,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:50:26,307 INFO L87 Difference]: Start difference. First operand 859 states and 1316 transitions. Second operand 4 states. [2018-12-30 19:50:30,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:50:30,943 INFO L93 Difference]: Finished difference Result 3344 states and 5142 transitions. [2018-12-30 19:50:30,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:50:30,945 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 174 [2018-12-30 19:50:30,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:50:30,959 INFO L225 Difference]: With dead ends: 3344 [2018-12-30 19:50:30,959 INFO L226 Difference]: Without dead ends: 2487 [2018-12-30 19:50:30,963 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:50:30,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2487 states. [2018-12-30 19:50:31,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2487 to 2485. [2018-12-30 19:50:31,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2485 states. [2018-12-30 19:50:31,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 2485 states and 3446 transitions. [2018-12-30 19:50:31,019 INFO L78 Accepts]: Start accepts. Automaton has 2485 states and 3446 transitions. Word has length 174 [2018-12-30 19:50:31,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:50:31,020 INFO L480 AbstractCegarLoop]: Abstraction has 2485 states and 3446 transitions. [2018-12-30 19:50:31,020 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:50:31,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 3446 transitions. [2018-12-30 19:50:31,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-30 19:50:31,030 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:50:31,030 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:50:31,031 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:50:31,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:50:31,031 INFO L82 PathProgramCache]: Analyzing trace with hash 2000740269, now seen corresponding path program 1 times [2018-12-30 19:50:31,031 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:50:31,031 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:50:31,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:31,033 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:31,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:31,188 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-30 19:50:31,189 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:50:31,189 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-30 19:50:31,190 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:50:31,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:50:31,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:50:31,190 INFO L87 Difference]: Start difference. First operand 2485 states and 3446 transitions. Second operand 3 states. [2018-12-30 19:50:31,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:50:31,812 INFO L93 Difference]: Finished difference Result 7439 states and 10319 transitions. [2018-12-30 19:50:31,814 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:50:31,814 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 187 [2018-12-30 19:50:31,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:50:31,840 INFO L225 Difference]: With dead ends: 7439 [2018-12-30 19:50:31,840 INFO L226 Difference]: Without dead ends: 4956 [2018-12-30 19:50:31,845 INFO L631 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 [2018-12-30 19:50:31,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4956 states. [2018-12-30 19:50:31,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4956 to 4953. [2018-12-30 19:50:31,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4953 states. [2018-12-30 19:50:31,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4953 states to 4953 states and 6860 transitions. [2018-12-30 19:50:31,964 INFO L78 Accepts]: Start accepts. Automaton has 4953 states and 6860 transitions. Word has length 187 [2018-12-30 19:50:31,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:50:31,965 INFO L480 AbstractCegarLoop]: Abstraction has 4953 states and 6860 transitions. [2018-12-30 19:50:31,965 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:50:31,965 INFO L276 IsEmpty]: Start isEmpty. Operand 4953 states and 6860 transitions. [2018-12-30 19:50:31,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-30 19:50:31,976 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:50:31,976 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:50:31,976 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:50:31,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:50:31,977 INFO L82 PathProgramCache]: Analyzing trace with hash -1161579327, now seen corresponding path program 1 times [2018-12-30 19:50:31,977 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:50:31,977 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:50:31,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:31,980 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:31,980 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:32,131 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-30 19:50:32,132 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:50:32,132 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-30 19:50:32,132 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:50:32,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:50:32,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:50:32,133 INFO L87 Difference]: Start difference. First operand 4953 states and 6860 transitions. Second operand 3 states. [2018-12-30 19:50:32,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:50:32,794 INFO L93 Difference]: Finished difference Result 9866 states and 13666 transitions. [2018-12-30 19:50:32,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:50:32,795 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 195 [2018-12-30 19:50:32,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:50:32,817 INFO L225 Difference]: With dead ends: 9866 [2018-12-30 19:50:32,817 INFO L226 Difference]: Without dead ends: 4915 [2018-12-30 19:50:32,824 INFO L631 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 [2018-12-30 19:50:32,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4915 states. [2018-12-30 19:50:32,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4915 to 4915. [2018-12-30 19:50:32,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4915 states. [2018-12-30 19:50:32,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4915 states to 4915 states and 6676 transitions. [2018-12-30 19:50:32,922 INFO L78 Accepts]: Start accepts. Automaton has 4915 states and 6676 transitions. Word has length 195 [2018-12-30 19:50:32,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:50:32,922 INFO L480 AbstractCegarLoop]: Abstraction has 4915 states and 6676 transitions. [2018-12-30 19:50:32,922 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:50:32,922 INFO L276 IsEmpty]: Start isEmpty. Operand 4915 states and 6676 transitions. [2018-12-30 19:50:32,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-30 19:50:32,932 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:50:32,932 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:50:32,932 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:50:32,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:50:32,933 INFO L82 PathProgramCache]: Analyzing trace with hash -1084371729, now seen corresponding path program 1 times [2018-12-30 19:50:32,933 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:50:32,933 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:50:32,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:32,936 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:32,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:32,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:33,457 WARN L181 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 7 [2018-12-30 19:50:33,507 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:50:33,508 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:50:33,508 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-30 19:50:33,508 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-30 19:50:33,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-30 19:50:33,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-30 19:50:33,509 INFO L87 Difference]: Start difference. First operand 4915 states and 6676 transitions. Second operand 5 states. [2018-12-30 19:50:36,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:50:36,579 INFO L93 Difference]: Finished difference Result 11066 states and 15191 transitions. [2018-12-30 19:50:36,581 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-30 19:50:36,581 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 205 [2018-12-30 19:50:36,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:50:36,607 INFO L225 Difference]: With dead ends: 11066 [2018-12-30 19:50:36,608 INFO L226 Difference]: Without dead ends: 6153 [2018-12-30 19:50:36,615 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-12-30 19:50:36,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6153 states. [2018-12-30 19:50:36,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6153 to 5321. [2018-12-30 19:50:36,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5321 states. [2018-12-30 19:50:36,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5321 states to 5321 states and 7222 transitions. [2018-12-30 19:50:36,717 INFO L78 Accepts]: Start accepts. Automaton has 5321 states and 7222 transitions. Word has length 205 [2018-12-30 19:50:36,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:50:36,717 INFO L480 AbstractCegarLoop]: Abstraction has 5321 states and 7222 transitions. [2018-12-30 19:50:36,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-30 19:50:36,717 INFO L276 IsEmpty]: Start isEmpty. Operand 5321 states and 7222 transitions. [2018-12-30 19:50:36,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-30 19:50:36,727 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:50:36,728 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:50:36,728 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:50:36,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:50:36,729 INFO L82 PathProgramCache]: Analyzing trace with hash 227764771, now seen corresponding path program 1 times [2018-12-30 19:50:36,729 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:50:36,729 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:50:36,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:36,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:36,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:37,038 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 56 proven. 8 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-12-30 19:50:37,038 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-30 19:50:37,039 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-30 19:50:37,063 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:37,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:37,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-30 19:50:37,320 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-30 19:50:37,356 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-30 19:50:37,356 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2018-12-30 19:50:37,357 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:50:37,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:50:37,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:50:37,358 INFO L87 Difference]: Start difference. First operand 5321 states and 7222 transitions. Second operand 4 states. [2018-12-30 19:50:39,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:50:39,637 INFO L93 Difference]: Finished difference Result 21272 states and 28875 transitions. [2018-12-30 19:50:39,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:50:39,639 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 239 [2018-12-30 19:50:39,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:50:39,696 INFO L225 Difference]: With dead ends: 21272 [2018-12-30 19:50:39,696 INFO L226 Difference]: Without dead ends: 15953 [2018-12-30 19:50:39,707 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:50:39,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15953 states. [2018-12-30 19:50:39,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15953 to 10634. [2018-12-30 19:50:39,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10634 states. [2018-12-30 19:50:39,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10634 states to 10634 states and 14412 transitions. [2018-12-30 19:50:39,977 INFO L78 Accepts]: Start accepts. Automaton has 10634 states and 14412 transitions. Word has length 239 [2018-12-30 19:50:39,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:50:39,977 INFO L480 AbstractCegarLoop]: Abstraction has 10634 states and 14412 transitions. [2018-12-30 19:50:39,977 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:50:39,978 INFO L276 IsEmpty]: Start isEmpty. Operand 10634 states and 14412 transitions. [2018-12-30 19:50:39,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-30 19:50:39,995 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:50:39,995 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:50:39,996 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:50:39,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:50:39,997 INFO L82 PathProgramCache]: Analyzing trace with hash 1616170837, now seen corresponding path program 1 times [2018-12-30 19:50:39,997 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:50:39,997 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:50:39,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:39,998 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:39,998 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:40,345 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-30 19:50:40,347 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:50:40,347 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:50:40,348 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:50:40,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:50:40,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:50:40,349 INFO L87 Difference]: Start difference. First operand 10634 states and 14412 transitions. Second operand 3 states. [2018-12-30 19:50:42,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:50:42,426 INFO L93 Difference]: Finished difference Result 31435 states and 42512 transitions. [2018-12-30 19:50:42,427 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:50:42,427 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 240 [2018-12-30 19:50:42,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:50:42,472 INFO L225 Difference]: With dead ends: 31435 [2018-12-30 19:50:42,472 INFO L226 Difference]: Without dead ends: 20803 [2018-12-30 19:50:42,491 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:50:42,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20803 states. [2018-12-30 19:50:42,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20803 to 20799. [2018-12-30 19:50:42,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20799 states. [2018-12-30 19:50:42,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20799 states to 20799 states and 26381 transitions. [2018-12-30 19:50:42,798 INFO L78 Accepts]: Start accepts. Automaton has 20799 states and 26381 transitions. Word has length 240 [2018-12-30 19:50:42,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:50:42,798 INFO L480 AbstractCegarLoop]: Abstraction has 20799 states and 26381 transitions. [2018-12-30 19:50:42,799 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:50:42,799 INFO L276 IsEmpty]: Start isEmpty. Operand 20799 states and 26381 transitions. [2018-12-30 19:50:42,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-30 19:50:42,823 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:50:42,823 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:50:42,823 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:50:42,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:50:42,824 INFO L82 PathProgramCache]: Analyzing trace with hash -915409615, now seen corresponding path program 1 times [2018-12-30 19:50:42,824 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:50:42,824 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:50:42,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:42,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:42,827 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:43,103 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-30 19:50:43,103 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:50:43,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:50:43,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:50:43,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:50:43,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:50:43,105 INFO L87 Difference]: Start difference. First operand 20799 states and 26381 transitions. Second operand 4 states. [2018-12-30 19:50:45,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:50:45,375 INFO L93 Difference]: Finished difference Result 66798 states and 84602 transitions. [2018-12-30 19:50:45,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:50:45,375 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 245 [2018-12-30 19:50:45,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:50:45,455 INFO L225 Difference]: With dead ends: 66798 [2018-12-30 19:50:45,455 INFO L226 Difference]: Without dead ends: 46001 [2018-12-30 19:50:45,487 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:50:45,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46001 states. [2018-12-30 19:50:45,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46001 to 35821. [2018-12-30 19:50:45,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35821 states. [2018-12-30 19:50:46,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35821 states to 35821 states and 44138 transitions. [2018-12-30 19:50:46,037 INFO L78 Accepts]: Start accepts. Automaton has 35821 states and 44138 transitions. Word has length 245 [2018-12-30 19:50:46,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:50:46,037 INFO L480 AbstractCegarLoop]: Abstraction has 35821 states and 44138 transitions. [2018-12-30 19:50:46,037 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:50:46,037 INFO L276 IsEmpty]: Start isEmpty. Operand 35821 states and 44138 transitions. [2018-12-30 19:50:46,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-12-30 19:50:46,079 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:50:46,080 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:50:46,080 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:50:46,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:50:46,081 INFO L82 PathProgramCache]: Analyzing trace with hash 752568515, now seen corresponding path program 1 times [2018-12-30 19:50:46,081 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:50:46,081 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:50:46,082 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:46,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:46,082 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:46,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:46,351 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-30 19:50:46,351 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:50:46,351 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:50:46,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:50:46,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:50:46,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:50:46,353 INFO L87 Difference]: Start difference. First operand 35821 states and 44138 transitions. Second operand 4 states. [2018-12-30 19:50:48,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:50:48,577 INFO L93 Difference]: Finished difference Result 71234 states and 87627 transitions. [2018-12-30 19:50:48,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:50:48,578 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 266 [2018-12-30 19:50:48,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:50:48,631 INFO L225 Difference]: With dead ends: 71234 [2018-12-30 19:50:48,631 INFO L226 Difference]: Without dead ends: 35415 [2018-12-30 19:50:48,664 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:50:48,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35415 states. [2018-12-30 19:50:49,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35415 to 35415. [2018-12-30 19:50:49,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35415 states. [2018-12-30 19:50:49,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35415 states to 35415 states and 41205 transitions. [2018-12-30 19:50:49,156 INFO L78 Accepts]: Start accepts. Automaton has 35415 states and 41205 transitions. Word has length 266 [2018-12-30 19:50:49,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:50:49,157 INFO L480 AbstractCegarLoop]: Abstraction has 35415 states and 41205 transitions. [2018-12-30 19:50:49,157 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:50:49,157 INFO L276 IsEmpty]: Start isEmpty. Operand 35415 states and 41205 transitions. [2018-12-30 19:50:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-12-30 19:50:49,188 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:50:49,188 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:50:49,188 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:50:49,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:50:49,189 INFO L82 PathProgramCache]: Analyzing trace with hash 1942509672, now seen corresponding path program 1 times [2018-12-30 19:50:49,189 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:50:49,189 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:50:49,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:49,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:49,190 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:49,405 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-30 19:50:49,406 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:50:49,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:50:49,406 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-30 19:50:49,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-30 19:50:49,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:50:49,407 INFO L87 Difference]: Start difference. First operand 35415 states and 41205 transitions. Second operand 4 states. [2018-12-30 19:50:51,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:50:51,607 INFO L93 Difference]: Finished difference Result 131062 states and 152658 transitions. [2018-12-30 19:50:51,607 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-30 19:50:51,607 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 268 [2018-12-30 19:50:51,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:50:51,709 INFO L225 Difference]: With dead ends: 131062 [2018-12-30 19:50:51,709 INFO L226 Difference]: Without dead ends: 95649 [2018-12-30 19:50:51,744 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-30 19:50:51,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95649 states. [2018-12-30 19:50:52,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95649 to 95647. [2018-12-30 19:50:52,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95647 states. [2018-12-30 19:50:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95647 states to 95647 states and 111239 transitions. [2018-12-30 19:50:52,700 INFO L78 Accepts]: Start accepts. Automaton has 95647 states and 111239 transitions. Word has length 268 [2018-12-30 19:50:52,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:50:52,701 INFO L480 AbstractCegarLoop]: Abstraction has 95647 states and 111239 transitions. [2018-12-30 19:50:52,701 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-30 19:50:52,701 INFO L276 IsEmpty]: Start isEmpty. Operand 95647 states and 111239 transitions. [2018-12-30 19:50:52,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-30 19:50:52,731 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:50:52,731 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:50:52,731 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:50:52,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:50:52,732 INFO L82 PathProgramCache]: Analyzing trace with hash 962018805, now seen corresponding path program 1 times [2018-12-30 19:50:52,732 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:50:52,732 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:50:52,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:52,733 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:52,733 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:52,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:53,226 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-30 19:50:53,226 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:50:53,226 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:50:53,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:50:53,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:50:53,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:50:53,227 INFO L87 Difference]: Start difference. First operand 95647 states and 111239 transitions. Second operand 3 states. [2018-12-30 19:50:54,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:50:54,701 INFO L93 Difference]: Finished difference Result 191316 states and 222518 transitions. [2018-12-30 19:50:54,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:50:54,702 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 272 [2018-12-30 19:50:54,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:50:54,801 INFO L225 Difference]: With dead ends: 191316 [2018-12-30 19:50:54,801 INFO L226 Difference]: Without dead ends: 95671 [2018-12-30 19:50:54,861 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:50:54,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95671 states. [2018-12-30 19:50:56,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95671 to 93211. [2018-12-30 19:50:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93211 states. [2018-12-30 19:50:56,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93211 states to 93211 states and 103708 transitions. [2018-12-30 19:50:56,196 INFO L78 Accepts]: Start accepts. Automaton has 93211 states and 103708 transitions. Word has length 272 [2018-12-30 19:50:56,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:50:56,197 INFO L480 AbstractCegarLoop]: Abstraction has 93211 states and 103708 transitions. [2018-12-30 19:50:56,197 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:50:56,197 INFO L276 IsEmpty]: Start isEmpty. Operand 93211 states and 103708 transitions. [2018-12-30 19:50:56,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-30 19:50:56,209 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:50:56,209 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:50:56,209 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:50:56,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:50:56,210 INFO L82 PathProgramCache]: Analyzing trace with hash 853434924, now seen corresponding path program 1 times [2018-12-30 19:50:56,210 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:50:56,210 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:50:56,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:56,211 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:50:56,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:50:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:50:56,383 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-30 19:50:56,384 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:50:56,384 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-30 19:50:56,385 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:50:56,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:50:56,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:50:56,386 INFO L87 Difference]: Start difference. First operand 93211 states and 103708 transitions. Second operand 3 states. [2018-12-30 19:50:58,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:50:58,647 INFO L93 Difference]: Finished difference Result 184832 states and 205483 transitions. [2018-12-30 19:50:58,648 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:50:58,648 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 300 [2018-12-30 19:50:58,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:50:58,735 INFO L225 Difference]: With dead ends: 184832 [2018-12-30 19:50:58,735 INFO L226 Difference]: Without dead ends: 91623 [2018-12-30 19:50:58,780 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:50:58,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91623 states. [2018-12-30 19:51:00,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91623 to 91587. [2018-12-30 19:51:00,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91587 states. [2018-12-30 19:51:00,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91587 states to 91587 states and 100110 transitions. [2018-12-30 19:51:00,427 INFO L78 Accepts]: Start accepts. Automaton has 91587 states and 100110 transitions. Word has length 300 [2018-12-30 19:51:00,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:51:00,427 INFO L480 AbstractCegarLoop]: Abstraction has 91587 states and 100110 transitions. [2018-12-30 19:51:00,427 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:51:00,427 INFO L276 IsEmpty]: Start isEmpty. Operand 91587 states and 100110 transitions. [2018-12-30 19:51:00,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-30 19:51:00,437 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:51:00,438 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:51:00,438 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:51:00,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:51:00,439 INFO L82 PathProgramCache]: Analyzing trace with hash 1530237930, now seen corresponding path program 1 times [2018-12-30 19:51:00,439 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:51:00,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:51:00,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:51:00,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:51:00,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:51:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:51:00,641 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-12-30 19:51:00,641 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-30 19:51:00,641 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-30 19:51:00,643 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-30 19:51:00,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-30 19:51:00,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-30 19:51:00,643 INFO L87 Difference]: Start difference. First operand 91587 states and 100110 transitions. Second operand 3 states. [2018-12-30 19:51:02,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:51:02,733 INFO L93 Difference]: Finished difference Result 225338 states and 246554 transitions. [2018-12-30 19:51:02,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-30 19:51:02,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 303 [2018-12-30 19:51:02,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:51:02,881 INFO L225 Difference]: With dead ends: 225338 [2018-12-30 19:51:02,881 INFO L226 Difference]: Without dead ends: 133753 [2018-12-30 19:51:02,942 INFO L631 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 [2018-12-30 19:51:03,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133753 states. [2018-12-30 19:51:04,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133753 to 133735. [2018-12-30 19:51:04,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133735 states. [2018-12-30 19:51:05,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133735 states to 133735 states and 146298 transitions. [2018-12-30 19:51:05,014 INFO L78 Accepts]: Start accepts. Automaton has 133735 states and 146298 transitions. Word has length 303 [2018-12-30 19:51:05,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:51:05,014 INFO L480 AbstractCegarLoop]: Abstraction has 133735 states and 146298 transitions. [2018-12-30 19:51:05,014 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-30 19:51:05,014 INFO L276 IsEmpty]: Start isEmpty. Operand 133735 states and 146298 transitions. [2018-12-30 19:51:05,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-30 19:51:05,033 INFO L394 BasicCegarLoop]: Found error trace [2018-12-30 19:51:05,033 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-30 19:51:05,033 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-30 19:51:05,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2018-12-30 19:51:05,034 INFO L82 PathProgramCache]: Analyzing trace with hash 2085834207, now seen corresponding path program 1 times [2018-12-30 19:51:05,034 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-30 19:51:05,034 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-30 19:51:05,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:51:05,037 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:51:05,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-30 19:51:05,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:51:05,291 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 105 proven. 3 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-12-30 19:51:05,291 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-30 19:51:05,292 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-30 19:51:05,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-30 19:51:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-30 19:51:05,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-30 19:51:05,532 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-30 19:51:05,553 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-30 19:51:05,553 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2018-12-30 19:51:05,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-30 19:51:05,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-30 19:51:05,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-30 19:51:05,555 INFO L87 Difference]: Start difference. First operand 133735 states and 146298 transitions. Second operand 6 states. [2018-12-30 19:51:13,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-30 19:51:13,316 INFO L93 Difference]: Finished difference Result 444591 states and 488690 transitions. [2018-12-30 19:51:13,316 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-30 19:51:13,317 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 310 [2018-12-30 19:51:13,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-30 19:51:13,317 INFO L225 Difference]: With dead ends: 444591 [2018-12-30 19:51:13,317 INFO L226 Difference]: Without dead ends: 0 [2018-12-30 19:51:13,428 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-12-30 19:51:13,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-30 19:51:13,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-30 19:51:13,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-30 19:51:13,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-30 19:51:13,429 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 310 [2018-12-30 19:51:13,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-30 19:51:13,429 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-30 19:51:13,429 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-30 19:51:13,429 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-30 19:51:13,430 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-30 19:51:13,438 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-30 19:51:15,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:15,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:15,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:15,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:15,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:15,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:15,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:15,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:15,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:15,656 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:15,742 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:16,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:16,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:16,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:16,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:16,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:16,828 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:17,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:17,588 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:17,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:18,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:18,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:18,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:18,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:18,529 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:18,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:18,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:18,668 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:19,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:19,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:19,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:19,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:20,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:20,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:20,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:20,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:20,391 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:20,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:21,076 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:21,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:21,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:21,877 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:21,960 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:22,058 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:22,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:22,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:22,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:22,445 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:22,531 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:22,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:22,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:23,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:23,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:23,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:23,801 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:23,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:24,041 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:24,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:24,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:26,071 WARN L181 SmtUtils]: Spent 12.62 s on a formula simplification. DAG size of input: 1725 DAG size of output: 532 [2018-12-30 19:51:26,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:26,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:26,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:27,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:28,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:28,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:28,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:28,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:28,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:28,892 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:28,985 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:29,037 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:29,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:29,619 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:29,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:30,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:30,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:30,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:30,712 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:30,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:30,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:30,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:31,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:31,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:31,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:31,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:32,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:32,128 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:32,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:32,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:32,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:32,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:32,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:32,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:33,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:33,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:33,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:33,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:33,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:34,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:34,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:34,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:34,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:34,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-30 19:51:36,241 WARN L181 SmtUtils]: Spent 10.16 s on a formula simplification. DAG size of input: 1725 DAG size of output: 532 [2018-12-30 19:51:41,905 WARN L181 SmtUtils]: Spent 5.65 s on a formula simplification. DAG size of input: 530 DAG size of output: 60 [2018-12-30 19:51:47,429 WARN L181 SmtUtils]: Spent 5.52 s on a formula simplification. DAG size of input: 530 DAG size of output: 60 [2018-12-30 19:51:47,432 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-12-30 19:51:47,433 INFO L448 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2018-12-30 19:51:47,433 INFO L448 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,433 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,433 INFO L448 ceAbstractionStarter]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,433 INFO L448 ceAbstractionStarter]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,433 INFO L448 ceAbstractionStarter]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,433 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,433 INFO L448 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,433 INFO L448 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2018-12-30 19:51:47,433 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,433 INFO L448 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2018-12-30 19:51:47,434 INFO L448 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2018-12-30 19:51:47,434 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,434 INFO L448 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,434 INFO L448 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,434 INFO L448 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,434 INFO L448 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2018-12-30 19:51:47,434 INFO L448 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2018-12-30 19:51:47,436 INFO L448 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,436 INFO L448 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,436 INFO L448 ceAbstractionStarter]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,436 INFO L448 ceAbstractionStarter]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,436 INFO L448 ceAbstractionStarter]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,436 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,436 INFO L448 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,436 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,436 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,436 INFO L448 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,436 INFO L448 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2018-12-30 19:51:47,437 INFO L448 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2018-12-30 19:51:47,437 INFO L448 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2018-12-30 19:51:47,437 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,437 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,437 INFO L448 ceAbstractionStarter]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,437 INFO L448 ceAbstractionStarter]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,437 INFO L448 ceAbstractionStarter]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,437 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,437 INFO L448 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2018-12-30 19:51:47,437 INFO L448 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2018-12-30 19:51:47,437 INFO L448 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2018-12-30 19:51:47,437 INFO L448 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,438 INFO L448 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,438 INFO L448 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,438 INFO L448 ceAbstractionStarter]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,438 INFO L448 ceAbstractionStarter]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,438 INFO L448 ceAbstractionStarter]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,438 INFO L448 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2018-12-30 19:51:47,438 INFO L448 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2018-12-30 19:51:47,438 INFO L448 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2018-12-30 19:51:47,438 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,438 INFO L448 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,438 INFO L448 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,438 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2018-12-30 19:51:47,439 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,439 INFO L448 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2018-12-30 19:51:47,439 INFO L448 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,439 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,439 INFO L448 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2018-12-30 19:51:47,439 INFO L448 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2018-12-30 19:51:47,439 INFO L448 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,439 INFO L448 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,439 INFO L448 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,439 INFO L448 ceAbstractionStarter]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,439 INFO L448 ceAbstractionStarter]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,439 INFO L448 ceAbstractionStarter]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,439 INFO L448 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,440 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2018-12-30 19:51:47,440 INFO L448 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2018-12-30 19:51:47,440 INFO L448 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2018-12-30 19:51:47,440 INFO L448 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2018-12-30 19:51:47,440 INFO L448 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2018-12-30 19:51:47,440 INFO L448 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,440 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,440 INFO L448 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,440 INFO L448 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,440 INFO L448 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,440 INFO L448 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,440 INFO L448 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,441 INFO L448 ceAbstractionStarter]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,441 INFO L448 ceAbstractionStarter]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,441 INFO L448 ceAbstractionStarter]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,441 INFO L448 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2018-12-30 19:51:47,441 INFO L448 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2018-12-30 19:51:47,441 INFO L448 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2018-12-30 19:51:47,441 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,441 INFO L448 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,441 INFO L448 ceAbstractionStarter]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,441 INFO L448 ceAbstractionStarter]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,441 INFO L448 ceAbstractionStarter]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,441 INFO L448 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,441 INFO L448 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,442 INFO L448 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,442 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,442 INFO L448 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2018-12-30 19:51:47,442 INFO L448 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2018-12-30 19:51:47,442 INFO L448 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2018-12-30 19:51:47,442 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2018-12-30 19:51:47,442 INFO L448 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2018-12-30 19:51:47,442 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,442 INFO L448 ceAbstractionStarter]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,442 INFO L448 ceAbstractionStarter]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,442 INFO L448 ceAbstractionStarter]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,442 INFO L448 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,443 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-30 19:51:47,443 INFO L448 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,443 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,443 INFO L448 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,443 INFO L448 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2018-12-30 19:51:47,443 INFO L448 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2018-12-30 19:51:47,443 INFO L448 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2018-12-30 19:51:47,443 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,443 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,443 INFO L448 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,443 INFO L448 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2018-12-30 19:51:47,443 INFO L448 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2018-12-30 19:51:47,443 INFO L448 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,444 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,444 INFO L448 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,444 INFO L448 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2018-12-30 19:51:47,444 INFO L448 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,444 INFO L448 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2018-12-30 19:51:47,444 INFO L448 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,444 INFO L448 ceAbstractionStarter]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2018-12-30 19:51:47,444 INFO L448 ceAbstractionStarter]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,444 INFO L448 ceAbstractionStarter]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,444 INFO L448 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2018-12-30 19:51:47,444 INFO L448 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2018-12-30 19:51:47,445 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2018-12-30 19:51:47,445 INFO L448 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2018-12-30 19:51:47,445 INFO L448 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2018-12-30 19:51:47,445 INFO L448 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2018-12-30 19:51:47,445 INFO L448 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2018-12-30 19:51:47,445 INFO L448 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,445 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,445 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,446 INFO L444 ceAbstractionStarter]: At program point L1649(lines 54 1650) the Hoare annotation is: (let ((.cse9 (= ~a12~0 1))) (let ((.cse11 (= ~a27~0 1)) (.cse13 (not .cse9))) (let ((.cse1 (and .cse11 .cse13)) (.cse0 (<= ~a3~0 0)) (.cse12 (= ~a16~0 1)) (.cse6 (not (= ~a20~0 1))) (.cse10 (<= ~a6~0 0)) (.cse5 (= ~a11~0 1)) (.cse4 (= ~a26~0 1)) (.cse7 (= ~a3~0 1)) (.cse3 (= ~a6~0 1)) (.cse2 (= ~a5~0 1)) (.cse8 (not (= ~a3~0 0)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4) (and .cse1 .cse5 .cse2) (and (and .cse6 .cse7) .cse2) (and .cse8 .cse9 .cse2 .cse4) (and .cse10 .cse11 .cse9 .cse2) (and .cse0 .cse10 .cse9 .cse2) (and (not (= ~a7~0 1)) (= ~a10~0 1) .cse3 (and .cse12 .cse8) .cse2) (and .cse6 .cse1 .cse2) (and .cse9 .cse2 .cse7) (and .cse11 .cse3 .cse2) (and .cse10 .cse2 .cse5 .cse4 .cse12 (= ~a15~0 1) (<= ~a27~0 0)) (and .cse0 .cse9 .cse3 .cse2) (and .cse0 .cse11 .cse2 .cse4) (and .cse0 (and (not .cse11) .cse2 .cse12) .cse9) (and .cse3 .cse2 .cse5 (and .cse13 .cse6)) (and .cse13 .cse10 .cse2 .cse5 .cse8) (and .cse2 .cse4 .cse7) (and .cse13 .cse3 .cse2 .cse8))))) [2018-12-30 19:51:47,446 INFO L448 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,446 INFO L448 ceAbstractionStarter]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,446 INFO L448 ceAbstractionStarter]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,446 INFO L448 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2018-12-30 19:51:47,446 INFO L448 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2018-12-30 19:51:47,446 INFO L448 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,446 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,446 INFO L448 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-12-30 19:51:47,446 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,455 INFO L451 ceAbstractionStarter]: At program point L1652(lines 1652 1669) the Hoare annotation is: true [2018-12-30 19:51:47,455 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,455 INFO L448 ceAbstractionStarter]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,455 INFO L448 ceAbstractionStarter]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,456 INFO L448 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,456 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,456 INFO L448 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,456 INFO L448 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2018-12-30 19:51:47,456 INFO L448 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2018-12-30 19:51:47,456 INFO L448 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,456 INFO L448 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,456 INFO L448 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,456 INFO L448 ceAbstractionStarter]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,456 INFO L448 ceAbstractionStarter]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,456 INFO L448 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,457 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,460 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,460 INFO L448 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,460 INFO L448 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2018-12-30 19:51:47,460 INFO L448 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2018-12-30 19:51:47,460 INFO L448 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,460 INFO L448 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,460 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-12-30 19:51:47,460 INFO L448 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2018-12-30 19:51:47,460 INFO L448 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,461 INFO L444 ceAbstractionStarter]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (let ((.cse9 (= ~a12~0 1))) (let ((.cse11 (= ~a27~0 1)) (.cse13 (not .cse9))) (let ((.cse1 (and .cse11 .cse13)) (.cse0 (<= ~a3~0 0)) (.cse12 (= ~a16~0 1)) (.cse6 (not (= ~a20~0 1))) (.cse10 (<= ~a6~0 0)) (.cse5 (= ~a11~0 1)) (.cse4 (= ~a26~0 1)) (.cse7 (= ~a3~0 1)) (.cse3 (= ~a6~0 1)) (.cse2 (= ~a5~0 1)) (.cse8 (not (= ~a3~0 0)))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse2 .cse4) (and .cse1 .cse5 .cse2) (and (and .cse6 .cse7) .cse2) (and .cse8 .cse9 .cse2 .cse4) (and .cse10 .cse11 .cse9 .cse2) (and .cse0 .cse10 .cse9 .cse2) (and (not (= ~a7~0 1)) (= ~a10~0 1) .cse3 (and .cse12 .cse8) .cse2) (and .cse6 .cse1 .cse2) (and .cse9 .cse2 .cse7) (and .cse11 .cse3 .cse2) (and .cse10 .cse2 .cse5 .cse4 .cse12 (= ~a15~0 1) (<= ~a27~0 0)) (and .cse0 .cse9 .cse3 .cse2) (and .cse0 .cse11 .cse2 .cse4) (and .cse0 (and (not .cse11) .cse2 .cse12) .cse9) (and .cse3 .cse2 .cse5 (and .cse13 .cse6)) (and .cse13 .cse10 .cse2 .cse5 .cse8) (and .cse2 .cse4 .cse7) (and .cse13 .cse3 .cse2 .cse8))))) [2018-12-30 19:51:47,461 INFO L448 ceAbstractionStarter]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,461 INFO L448 ceAbstractionStarter]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,461 INFO L448 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,461 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,461 INFO L448 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2018-12-30 19:51:47,461 INFO L448 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2018-12-30 19:51:47,461 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,461 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,461 INFO L448 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,462 INFO L448 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,462 INFO L448 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,462 INFO L448 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,462 INFO L448 ceAbstractionStarter]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,462 INFO L448 ceAbstractionStarter]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,462 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2018-12-30 19:51:47,462 INFO L448 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2018-12-30 19:51:47,462 INFO L448 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2018-12-30 19:51:47,462 INFO L448 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,462 INFO L448 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2018-12-30 19:51:47,462 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,462 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,463 INFO L448 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2018-12-30 19:51:47,463 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,463 INFO L448 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,463 INFO L448 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,463 INFO L448 ceAbstractionStarter]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,463 INFO L448 ceAbstractionStarter]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,463 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2018-12-30 19:51:47,463 INFO L448 ceAbstractionStarter]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,463 INFO L448 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2018-12-30 19:51:47,463 INFO L448 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2018-12-30 19:51:47,463 INFO L448 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-12-30 19:51:47,463 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,464 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,467 INFO L448 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,467 INFO L448 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,467 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,467 INFO L448 ceAbstractionStarter]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,467 INFO L448 ceAbstractionStarter]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,467 INFO L448 ceAbstractionStarter]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,467 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2018-12-30 19:51:47,467 INFO L448 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2018-12-30 19:51:47,467 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,467 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,467 INFO L448 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2018-12-30 19:51:47,468 INFO L448 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2018-12-30 19:51:47,468 INFO L448 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2018-12-30 19:51:47,468 INFO L448 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,468 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,468 INFO L448 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,468 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,468 INFO L448 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,468 INFO L448 ceAbstractionStarter]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,468 INFO L448 ceAbstractionStarter]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,468 INFO L448 ceAbstractionStarter]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,468 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,468 INFO L448 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,468 INFO L448 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,471 INFO L448 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2018-12-30 19:51:47,471 INFO L448 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2018-12-30 19:51:47,471 INFO L448 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2018-12-30 19:51:47,471 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2018-12-30 19:51:47,471 INFO L448 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,471 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,471 INFO L448 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,471 INFO L448 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,471 INFO L448 ceAbstractionStarter]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,471 INFO L448 ceAbstractionStarter]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,472 INFO L448 ceAbstractionStarter]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,472 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2018-12-30 19:51:47,472 INFO L448 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2018-12-30 19:51:47,472 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,472 INFO L448 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2018-12-30 19:51:47,474 INFO L448 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2018-12-30 19:51:47,474 INFO L448 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2018-12-30 19:51:47,474 INFO L448 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,474 INFO L448 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,474 INFO L448 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,474 INFO L448 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,474 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,474 INFO L448 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2018-12-30 19:51:47,474 INFO L448 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2018-12-30 19:51:47,474 INFO L448 ceAbstractionStarter]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,474 INFO L448 ceAbstractionStarter]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,475 INFO L448 ceAbstractionStarter]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,475 INFO L448 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2018-12-30 19:51:47,475 INFO L448 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2018-12-30 19:51:47,475 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,475 INFO L448 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2018-12-30 19:51:47,475 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,475 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,475 INFO L448 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,475 INFO L448 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,475 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1536) no Hoare annotation was computed. [2018-12-30 19:51:47,475 INFO L448 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,476 INFO L448 ceAbstractionStarter]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,476 INFO L448 ceAbstractionStarter]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,476 INFO L448 ceAbstractionStarter]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,476 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,476 INFO L448 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,476 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-30 19:51:47,476 INFO L448 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2018-12-30 19:51:47,476 INFO L448 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2018-12-30 19:51:47,476 INFO L448 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2018-12-30 19:51:47,476 INFO L448 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,476 INFO L448 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2018-12-30 19:51:47,476 INFO L448 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2018-12-30 19:51:47,476 INFO L448 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,477 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,480 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,480 INFO L448 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,480 INFO L448 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,480 INFO L448 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,480 INFO L448 ceAbstractionStarter]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,480 INFO L448 ceAbstractionStarter]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,480 INFO L448 ceAbstractionStarter]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,480 INFO L448 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2018-12-30 19:51:47,480 INFO L448 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2018-12-30 19:51:47,481 INFO L448 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2018-12-30 19:51:47,481 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,481 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,481 INFO L448 ceAbstractionStarter]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,481 INFO L448 ceAbstractionStarter]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,481 INFO L448 ceAbstractionStarter]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2018-12-30 19:51:47,481 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,481 INFO L448 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2018-12-30 19:51:47,481 INFO L448 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2018-12-30 19:51:47,481 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,481 INFO L448 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2018-12-30 19:51:47,481 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2018-12-30 19:51:47,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.12 07:51:47 BoogieIcfgContainer [2018-12-30 19:51:47,531 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-30 19:51:47,531 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-30 19:51:47,532 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-30 19:51:47,532 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-30 19:51:47,532 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.12 07:50:19" (3/4) ... [2018-12-30 19:51:47,538 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-30 19:51:47,592 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-30 19:51:47,596 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-30 19:51:47,874 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-12-30 19:51:47,874 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-30 19:51:47,875 INFO L168 Benchmark]: Toolchain (without parser) took 95752.33 ms. Allocated memory was 1.0 GB in the beginning and 5.2 GB in the end (delta: 4.2 GB). Free memory was 942.0 MB in the beginning and 3.7 GB in the end (delta: -2.8 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-12-30 19:51:47,876 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-30 19:51:47,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1336.31 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 866.8 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. [2018-12-30 19:51:47,876 INFO L168 Benchmark]: Boogie Procedure Inliner took 326.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 866.8 MB in the beginning and 1.1 GB in the end (delta: -240.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2018-12-30 19:51:47,879 INFO L168 Benchmark]: Boogie Preprocessor took 139.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. [2018-12-30 19:51:47,879 INFO L168 Benchmark]: RCFGBuilder took 5749.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 846.9 MB in the end (delta: 249.3 MB). Peak memory consumption was 249.3 MB. Max. memory is 11.5 GB. [2018-12-30 19:51:47,879 INFO L168 Benchmark]: TraceAbstraction took 87852.67 ms. Allocated memory was 1.2 GB in the beginning and 5.2 GB in the end (delta: 4.1 GB). Free memory was 846.9 MB in the beginning and 3.8 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. [2018-12-30 19:51:47,881 INFO L168 Benchmark]: Witness Printer took 342.59 ms. Allocated memory is still 5.2 GB. Free memory was 3.8 GB in the beginning and 3.7 GB in the end (delta: 70.9 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. [2018-12-30 19:51:47,884 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1336.31 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 866.8 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 326.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 866.8 MB in the beginning and 1.1 GB in the end (delta: -240.9 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 139.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5749.11 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 846.9 MB in the end (delta: 249.3 MB). Peak memory consumption was 249.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 87852.67 ms. Allocated memory was 1.2 GB in the beginning and 5.2 GB in the end (delta: 4.1 GB). Free memory was 846.9 MB in the beginning and 3.8 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.0 GB. Max. memory is 11.5 GB. * Witness Printer took 342.59 ms. Allocated memory is still 5.2 GB. Free memory was 3.8 GB in the beginning and 3.7 GB in the end (delta: 70.9 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1536]: 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: 1652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1658]: Loop Invariant Derived loop invariant: (((((((((((((((((((a3 <= 0 && a27 == 1 && !(a12 == 1)) && a5 == 1) || ((a6 == 1 && a5 == 1) && a26 == 1)) || (((a27 == 1 && !(a12 == 1)) && a11 == 1) && a5 == 1)) || ((!(a20 == 1) && a3 == 1) && a5 == 1)) || (((!(a3 == 0) && a12 == 1) && a5 == 1) && a26 == 1)) || (((a6 <= 0 && a27 == 1) && a12 == 1) && a5 == 1)) || (((a3 <= 0 && a6 <= 0) && a12 == 1) && a5 == 1)) || ((((!(a7 == 1) && a10 == 1) && a6 == 1) && a16 == 1 && !(a3 == 0)) && a5 == 1)) || ((!(a20 == 1) && a27 == 1 && !(a12 == 1)) && a5 == 1)) || ((a12 == 1 && a5 == 1) && a3 == 1)) || ((a27 == 1 && a6 == 1) && a5 == 1)) || ((((((a6 <= 0 && a5 == 1) && a11 == 1) && a26 == 1) && a16 == 1) && a15 == 1) && a27 <= 0)) || (((a3 <= 0 && a12 == 1) && a6 == 1) && a5 == 1)) || (((a3 <= 0 && a27 == 1) && a5 == 1) && a26 == 1)) || ((a3 <= 0 && (!(a27 == 1) && a5 == 1) && a16 == 1) && a12 == 1)) || (((a6 == 1 && a5 == 1) && a11 == 1) && !(a12 == 1) && !(a20 == 1))) || ((((!(a12 == 1) && a6 <= 0) && a5 == 1) && a11 == 1) && !(a3 == 0))) || ((a5 == 1 && a26 == 1) && a3 == 1)) || (((!(a12 == 1) && a6 == 1) && a5 == 1) && !(a3 == 0)) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((((((((((((((a3 <= 0 && a27 == 1 && !(a12 == 1)) && a5 == 1) || ((a6 == 1 && a5 == 1) && a26 == 1)) || (((a27 == 1 && !(a12 == 1)) && a11 == 1) && a5 == 1)) || ((!(a20 == 1) && a3 == 1) && a5 == 1)) || (((!(a3 == 0) && a12 == 1) && a5 == 1) && a26 == 1)) || (((a6 <= 0 && a27 == 1) && a12 == 1) && a5 == 1)) || (((a3 <= 0 && a6 <= 0) && a12 == 1) && a5 == 1)) || ((((!(a7 == 1) && a10 == 1) && a6 == 1) && a16 == 1 && !(a3 == 0)) && a5 == 1)) || ((!(a20 == 1) && a27 == 1 && !(a12 == 1)) && a5 == 1)) || ((a12 == 1 && a5 == 1) && a3 == 1)) || ((a27 == 1 && a6 == 1) && a5 == 1)) || ((((((a6 <= 0 && a5 == 1) && a11 == 1) && a26 == 1) && a16 == 1) && a15 == 1) && a27 <= 0)) || (((a3 <= 0 && a12 == 1) && a6 == 1) && a5 == 1)) || (((a3 <= 0 && a27 == 1) && a5 == 1) && a26 == 1)) || ((a3 <= 0 && (!(a27 == 1) && a5 == 1) && a16 == 1) && a12 == 1)) || (((a6 == 1 && a5 == 1) && a11 == 1) && !(a12 == 1) && !(a20 == 1))) || ((((!(a12 == 1) && a6 <= 0) && a5 == 1) && a11 == 1) && !(a3 == 0))) || ((a5 == 1 && a26 == 1) && a3 == 1)) || (((!(a12 == 1) && a6 == 1) && a5 == 1) && !(a3 == 0)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 302 locations, 1 error locations. SAFE Result, 87.7s OverallTime, 15 OverallIterations, 6 TraceHistogramMax, 39.7s AutomataDifference, 0.0s DeadEndRemovalTime, 33.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 2531 SDtfs, 7436 SDslu, 1656 SDs, 0 SdLazy, 12321 SolverSat, 2749 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 600 GetRequests, 568 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=133735occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 8.1s AutomataMinimizationTime, 15 MinimizatonAttempts, 19301 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 2853 NumberOfFragments, 559 HoareAnnotationTreeSize, 3 FomulaSimplifications, 142208 FormulaSimplificationTreeSizeReduction, 22.7s HoareSimplificationTime, 3 FomulaSimplificationsInter, 61914 FormulaSimplificationTreeSizeReductionInter, 11.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 4092 NumberOfCodeBlocks, 4092 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 4075 ConstructedInterpolants, 0 QuantifiedInterpolants, 1648466 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1076 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 17 InterpolantComputations, 15 PerfectInterpolantSequences, 1936/1947 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...