./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label23.c -s /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer --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 fb0c9b0e10dd83b146102b695d82210693f6e61b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 18:27:11,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:27:11,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:27:11,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:27:11,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:27:11,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:27:11,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:27:11,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:27:11,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:27:11,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:27:11,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:27:11,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:27:11,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:27:11,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:27:11,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:27:11,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:27:11,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:27:11,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:27:11,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:27:11,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:27:11,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:27:11,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:27:11,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:27:11,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:27:11,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:27:11,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:27:11,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:27:11,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:27:11,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:27:11,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:27:11,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:27:11,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:27:11,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:27:11,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:27:11,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:27:11,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:27:11,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:27:11,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:27:11,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:27:11,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:27:11,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:27:11,196 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 18:27:11,205 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:27:11,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:27:11,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:27:11,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:27:11,207 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:27:11,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:27:11,207 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 18:27:11,207 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:27:11,207 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 18:27:11,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:27:11,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:27:11,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:27:11,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:27:11,208 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 18:27:11,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:27:11,208 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:27:11,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:27:11,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:27:11,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:27:11,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:27:11,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:27:11,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:27:11,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:27:11,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:27:11,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:27:11,209 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:27:11,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 18:27:11,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:27:11,210 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:27:11,210 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer 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 -> fb0c9b0e10dd83b146102b695d82210693f6e61b [2019-12-07 18:27:11,308 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:27:11,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:27:11,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:27:11,318 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:27:11,319 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:27:11,319 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label23.c [2019-12-07 18:27:11,356 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/data/523c810d4/afac155725fd4777b639808e65af03c4/FLAG0a9a033e3 [2019-12-07 18:27:11,784 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:27:11,784 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/sv-benchmarks/c/eca-rers2012/Problem16_label23.c [2019-12-07 18:27:11,797 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/data/523c810d4/afac155725fd4777b639808e65af03c4/FLAG0a9a033e3 [2019-12-07 18:27:11,806 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/data/523c810d4/afac155725fd4777b639808e65af03c4 [2019-12-07 18:27:11,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:27:11,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:27:11,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:27:11,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:27:11,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:27:11,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:27:11" (1/1) ... [2019-12-07 18:27:11,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21328002 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:27:11, skipping insertion in model container [2019-12-07 18:27:11,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:27:11" (1/1) ... [2019-12-07 18:27:11,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:27:11,866 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:27:12,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:27:12,253 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:27:12,387 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:27:12,399 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:27:12,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:27:12 WrapperNode [2019-12-07 18:27:12,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:27:12,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 18:27:12,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 18:27:12,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 18:27:12,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:27:12" (1/1) ... [2019-12-07 18:27:12,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:27:12" (1/1) ... [2019-12-07 18:27:12,494 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 18:27:12,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:27:12,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:27:12,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:27:12,501 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:27:12" (1/1) ... [2019-12-07 18:27:12,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:27:12" (1/1) ... [2019-12-07 18:27:12,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:27:12" (1/1) ... [2019-12-07 18:27:12,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:27:12" (1/1) ... [2019-12-07 18:27:12,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:27:12" (1/1) ... [2019-12-07 18:27:12,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:27:12" (1/1) ... [2019-12-07 18:27:12,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:27:12" (1/1) ... [2019-12-07 18:27:12,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:27:12,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:27:12,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:27:12,574 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:27:12,575 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:27:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:27:12,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:27:12,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 18:27:13,901 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 18:27:13,902 INFO L287 CfgBuilder]: Removed 9 assume(true) statements. [2019-12-07 18:27:13,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:27:13 BoogieIcfgContainer [2019-12-07 18:27:13,903 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 18:27:13,903 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 18:27:13,903 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 18:27:13,905 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 18:27:13,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 06:27:11" (1/3) ... [2019-12-07 18:27:13,906 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66fe1067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:27:13, skipping insertion in model container [2019-12-07 18:27:13,906 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:27:12" (2/3) ... [2019-12-07 18:27:13,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66fe1067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:27:13, skipping insertion in model container [2019-12-07 18:27:13,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:27:13" (3/3) ... [2019-12-07 18:27:13,908 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem16_label23.c [2019-12-07 18:27:13,914 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 18:27:13,919 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 18:27:13,927 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 18:27:13,946 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 18:27:13,946 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 18:27:13,946 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 18:27:13,946 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 18:27:13,947 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 18:27:13,947 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 18:27:13,947 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 18:27:13,947 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 18:27:13,964 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states. [2019-12-07 18:27:13,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-12-07 18:27:13,969 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:13,969 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:27:13,969 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:13,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:13,973 INFO L82 PathProgramCache]: Analyzing trace with hash -1843609039, now seen corresponding path program 1 times [2019-12-07 18:27:13,979 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:13,979 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154141511] [2019-12-07 18:27:13,979 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:27:14,120 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154141511] [2019-12-07 18:27:14,120 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:27:14,120 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 18:27:14,122 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303273363] [2019-12-07 18:27:14,125 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 18:27:14,125 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:14,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 18:27:14,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:14,136 INFO L87 Difference]: Start difference. First operand 396 states. Second operand 4 states. [2019-12-07 18:27:15,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:15,962 INFO L93 Difference]: Finished difference Result 1469 states and 2777 transitions. [2019-12-07 18:27:15,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 18:27:15,964 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2019-12-07 18:27:15,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:15,981 INFO L225 Difference]: With dead ends: 1469 [2019-12-07 18:27:15,981 INFO L226 Difference]: Without dead ends: 991 [2019-12-07 18:27:15,985 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:15,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2019-12-07 18:27:16,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 662. [2019-12-07 18:27:16,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2019-12-07 18:27:16,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1166 transitions. [2019-12-07 18:27:16,042 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1166 transitions. Word has length 31 [2019-12-07 18:27:16,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:16,042 INFO L462 AbstractCegarLoop]: Abstraction has 662 states and 1166 transitions. [2019-12-07 18:27:16,042 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 18:27:16,043 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1166 transitions. [2019-12-07 18:27:16,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-12-07 18:27:16,045 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:16,046 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:27:16,046 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:16,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:16,046 INFO L82 PathProgramCache]: Analyzing trace with hash 357086092, now seen corresponding path program 1 times [2019-12-07 18:27:16,046 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:16,046 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817471432] [2019-12-07 18:27:16,047 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:16,134 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:27:16,134 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817471432] [2019-12-07 18:27:16,134 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:27:16,135 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 18:27:16,135 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138066173] [2019-12-07 18:27:16,136 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 18:27:16,136 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:16,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 18:27:16,137 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:16,137 INFO L87 Difference]: Start difference. First operand 662 states and 1166 transitions. Second operand 4 states. [2019-12-07 18:27:18,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:18,151 INFO L93 Difference]: Finished difference Result 2638 states and 4656 transitions. [2019-12-07 18:27:18,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 18:27:18,151 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 96 [2019-12-07 18:27:18,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:18,160 INFO L225 Difference]: With dead ends: 2638 [2019-12-07 18:27:18,160 INFO L226 Difference]: Without dead ends: 1978 [2019-12-07 18:27:18,162 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:18,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2019-12-07 18:27:18,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2019-12-07 18:27:18,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1978 states. [2019-12-07 18:27:18,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2957 transitions. [2019-12-07 18:27:18,199 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2957 transitions. Word has length 96 [2019-12-07 18:27:18,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:18,200 INFO L462 AbstractCegarLoop]: Abstraction has 1978 states and 2957 transitions. [2019-12-07 18:27:18,200 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 18:27:18,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2957 transitions. [2019-12-07 18:27:18,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-12-07 18:27:18,201 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:18,202 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:27:18,202 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:18,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:18,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1821547008, now seen corresponding path program 1 times [2019-12-07 18:27:18,202 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:18,202 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150580328] [2019-12-07 18:27:18,203 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:18,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:18,312 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:27:18,312 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150580328] [2019-12-07 18:27:18,312 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:27:18,313 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 18:27:18,313 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648827957] [2019-12-07 18:27:18,313 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 18:27:18,313 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:18,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 18:27:18,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:18,314 INFO L87 Difference]: Start difference. First operand 1978 states and 2957 transitions. Second operand 4 states. [2019-12-07 18:27:20,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:20,169 INFO L93 Difference]: Finished difference Result 6586 states and 9866 transitions. [2019-12-07 18:27:20,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 18:27:20,170 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2019-12-07 18:27:20,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:20,189 INFO L225 Difference]: With dead ends: 6586 [2019-12-07 18:27:20,189 INFO L226 Difference]: Without dead ends: 4610 [2019-12-07 18:27:20,192 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:20,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4610 states. [2019-12-07 18:27:20,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4610 to 4610. [2019-12-07 18:27:20,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4610 states. [2019-12-07 18:27:20,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 4610 states and 6358 transitions. [2019-12-07 18:27:20,281 INFO L78 Accepts]: Start accepts. Automaton has 4610 states and 6358 transitions. Word has length 103 [2019-12-07 18:27:20,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:20,282 INFO L462 AbstractCegarLoop]: Abstraction has 4610 states and 6358 transitions. [2019-12-07 18:27:20,282 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 18:27:20,282 INFO L276 IsEmpty]: Start isEmpty. Operand 4610 states and 6358 transitions. [2019-12-07 18:27:20,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-12-07 18:27:20,286 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:20,286 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-12-07 18:27:20,287 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:20,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:20,287 INFO L82 PathProgramCache]: Analyzing trace with hash -1946414936, now seen corresponding path program 1 times [2019-12-07 18:27:20,287 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:20,287 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028298630] [2019-12-07 18:27:20,288 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:20,409 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 57 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-12-07 18:27:20,410 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028298630] [2019-12-07 18:27:20,410 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [837314387] [2019-12-07 18:27:20,410 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 18:27:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:20,467 INFO L264 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 18:27:20,474 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:27:20,522 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-12-07 18:27:20,522 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 18:27:20,523 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2019-12-07 18:27:20,523 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82378230] [2019-12-07 18:27:20,523 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 18:27:20,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:20,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 18:27:20,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 18:27:20,524 INFO L87 Difference]: Start difference. First operand 4610 states and 6358 transitions. Second operand 3 states. [2019-12-07 18:27:21,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:21,719 INFO L93 Difference]: Finished difference Result 11192 states and 15524 transitions. [2019-12-07 18:27:21,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 18:27:21,719 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 186 [2019-12-07 18:27:21,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:21,743 INFO L225 Difference]: With dead ends: 11192 [2019-12-07 18:27:21,743 INFO L226 Difference]: Without dead ends: 6584 [2019-12-07 18:27:21,747 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 18:27:21,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2019-12-07 18:27:21,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 5268. [2019-12-07 18:27:21,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5268 states. [2019-12-07 18:27:21,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5268 states to 5268 states and 6706 transitions. [2019-12-07 18:27:21,831 INFO L78 Accepts]: Start accepts. Automaton has 5268 states and 6706 transitions. Word has length 186 [2019-12-07 18:27:21,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:21,831 INFO L462 AbstractCegarLoop]: Abstraction has 5268 states and 6706 transitions. [2019-12-07 18:27:21,831 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 18:27:21,832 INFO L276 IsEmpty]: Start isEmpty. Operand 5268 states and 6706 transitions. [2019-12-07 18:27:21,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2019-12-07 18:27:21,866 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:21,867 INFO L410 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:27:22,067 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 18:27:22,068 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:22,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:22,068 INFO L82 PathProgramCache]: Analyzing trace with hash -538760890, now seen corresponding path program 1 times [2019-12-07 18:27:22,068 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:22,069 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919427811] [2019-12-07 18:27:22,069 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:22,241 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2019-12-07 18:27:22,241 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919427811] [2019-12-07 18:27:22,242 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:27:22,242 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 18:27:22,242 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526528896] [2019-12-07 18:27:22,242 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 18:27:22,242 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:22,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 18:27:22,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:22,243 INFO L87 Difference]: Start difference. First operand 5268 states and 6706 transitions. Second operand 4 states. [2019-12-07 18:27:24,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:24,639 INFO L93 Difference]: Finished difference Result 16785 states and 21085 transitions. [2019-12-07 18:27:24,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 18:27:24,640 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 317 [2019-12-07 18:27:24,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:24,677 INFO L225 Difference]: With dead ends: 16785 [2019-12-07 18:27:24,678 INFO L226 Difference]: Without dead ends: 11519 [2019-12-07 18:27:24,684 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:24,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11519 states. [2019-12-07 18:27:24,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11519 to 8229. [2019-12-07 18:27:24,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8229 states. [2019-12-07 18:27:24,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 8229 states and 10178 transitions. [2019-12-07 18:27:24,841 INFO L78 Accepts]: Start accepts. Automaton has 8229 states and 10178 transitions. Word has length 317 [2019-12-07 18:27:24,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:24,841 INFO L462 AbstractCegarLoop]: Abstraction has 8229 states and 10178 transitions. [2019-12-07 18:27:24,841 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 18:27:24,841 INFO L276 IsEmpty]: Start isEmpty. Operand 8229 states and 10178 transitions. [2019-12-07 18:27:24,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2019-12-07 18:27:24,844 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:24,845 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:27:24,845 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:24,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:24,845 INFO L82 PathProgramCache]: Analyzing trace with hash 904185679, now seen corresponding path program 1 times [2019-12-07 18:27:24,845 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:24,845 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103206693] [2019-12-07 18:27:24,845 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:25,487 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-07 18:27:25,487 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103206693] [2019-12-07 18:27:25,488 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:27:25,488 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 18:27:25,488 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190946596] [2019-12-07 18:27:25,488 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 18:27:25,488 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:25,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 18:27:25,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-07 18:27:25,489 INFO L87 Difference]: Start difference. First operand 8229 states and 10178 transitions. Second operand 7 states. [2019-12-07 18:27:27,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:27,718 INFO L93 Difference]: Finished difference Result 16787 states and 20697 transitions. [2019-12-07 18:27:27,718 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 18:27:27,718 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 341 [2019-12-07 18:27:27,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:27,737 INFO L225 Difference]: With dead ends: 16787 [2019-12-07 18:27:27,737 INFO L226 Difference]: Without dead ends: 8560 [2019-12-07 18:27:27,743 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-12-07 18:27:27,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8560 states. [2019-12-07 18:27:27,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8560 to 8558. [2019-12-07 18:27:27,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8558 states. [2019-12-07 18:27:27,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 10513 transitions. [2019-12-07 18:27:27,818 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 10513 transitions. Word has length 341 [2019-12-07 18:27:27,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:27,818 INFO L462 AbstractCegarLoop]: Abstraction has 8558 states and 10513 transitions. [2019-12-07 18:27:27,819 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 18:27:27,819 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 10513 transitions. [2019-12-07 18:27:27,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2019-12-07 18:27:27,826 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:27,827 INFO L410 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:27:27,827 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:27,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:27,827 INFO L82 PathProgramCache]: Analyzing trace with hash 398785537, now seen corresponding path program 1 times [2019-12-07 18:27:27,827 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:27,828 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618859807] [2019-12-07 18:27:27,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:28,194 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-12-07 18:27:28,195 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618859807] [2019-12-07 18:27:28,195 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:27:28,195 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 18:27:28,195 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796226530] [2019-12-07 18:27:28,196 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 18:27:28,196 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:28,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 18:27:28,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2019-12-07 18:27:28,196 INFO L87 Difference]: Start difference. First operand 8558 states and 10513 transitions. Second operand 7 states. [2019-12-07 18:27:30,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:30,623 INFO L93 Difference]: Finished difference Result 16973 states and 20877 transitions. [2019-12-07 18:27:30,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 18:27:30,624 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 428 [2019-12-07 18:27:30,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:30,634 INFO L225 Difference]: With dead ends: 16973 [2019-12-07 18:27:30,634 INFO L226 Difference]: Without dead ends: 8558 [2019-12-07 18:27:30,640 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2019-12-07 18:27:30,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2019-12-07 18:27:30,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 8558. [2019-12-07 18:27:30,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8558 states. [2019-12-07 18:27:30,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 9304 transitions. [2019-12-07 18:27:30,706 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 9304 transitions. Word has length 428 [2019-12-07 18:27:30,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:30,706 INFO L462 AbstractCegarLoop]: Abstraction has 8558 states and 9304 transitions. [2019-12-07 18:27:30,706 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 18:27:30,706 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 9304 transitions. [2019-12-07 18:27:30,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2019-12-07 18:27:30,709 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:30,709 INFO L410 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:27:30,709 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:30,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:30,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1600599329, now seen corresponding path program 1 times [2019-12-07 18:27:30,710 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:30,710 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964681188] [2019-12-07 18:27:30,710 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:30,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:30,923 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 186 proven. 6 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2019-12-07 18:27:30,923 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964681188] [2019-12-07 18:27:30,923 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37799675] [2019-12-07 18:27:30,924 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 18:27:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:31,033 INFO L264 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 18:27:31,041 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:27:31,133 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2019-12-07 18:27:31,134 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 18:27:31,134 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-12-07 18:27:31,134 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972064038] [2019-12-07 18:27:31,134 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 18:27:31,135 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:31,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 18:27:31,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-07 18:27:31,135 INFO L87 Difference]: Start difference. First operand 8558 states and 9304 transitions. Second operand 3 states. [2019-12-07 18:27:31,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:31,845 INFO L93 Difference]: Finished difference Result 19417 states and 21174 transitions. [2019-12-07 18:27:31,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 18:27:31,846 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 456 [2019-12-07 18:27:31,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:31,856 INFO L225 Difference]: With dead ends: 19417 [2019-12-07 18:27:31,856 INFO L226 Difference]: Without dead ends: 11190 [2019-12-07 18:27:31,861 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 460 GetRequests, 456 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-07 18:27:31,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11190 states. [2019-12-07 18:27:31,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11190 to 10203. [2019-12-07 18:27:31,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10203 states. [2019-12-07 18:27:31,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10203 states to 10203 states and 11011 transitions. [2019-12-07 18:27:31,941 INFO L78 Accepts]: Start accepts. Automaton has 10203 states and 11011 transitions. Word has length 456 [2019-12-07 18:27:31,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:31,942 INFO L462 AbstractCegarLoop]: Abstraction has 10203 states and 11011 transitions. [2019-12-07 18:27:31,942 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 18:27:31,942 INFO L276 IsEmpty]: Start isEmpty. Operand 10203 states and 11011 transitions. [2019-12-07 18:27:31,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2019-12-07 18:27:31,945 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:31,946 INFO L410 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:27:32,146 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 18:27:32,148 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:32,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:32,149 INFO L82 PathProgramCache]: Analyzing trace with hash -534921934, now seen corresponding path program 1 times [2019-12-07 18:27:32,149 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:32,150 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917145307] [2019-12-07 18:27:32,150 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:32,490 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-12-07 18:27:32,491 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917145307] [2019-12-07 18:27:32,491 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:27:32,491 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 18:27:32,491 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942475185] [2019-12-07 18:27:32,492 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 18:27:32,492 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:32,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 18:27:32,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:32,492 INFO L87 Difference]: Start difference. First operand 10203 states and 11011 transitions. Second operand 4 states. [2019-12-07 18:27:33,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:33,855 INFO L93 Difference]: Finished difference Result 23036 states and 24782 transitions. [2019-12-07 18:27:33,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 18:27:33,856 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 502 [2019-12-07 18:27:33,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:33,872 INFO L225 Difference]: With dead ends: 23036 [2019-12-07 18:27:33,872 INFO L226 Difference]: Without dead ends: 13164 [2019-12-07 18:27:33,881 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:33,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2019-12-07 18:27:33,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12177. [2019-12-07 18:27:33,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12177 states. [2019-12-07 18:27:33,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 12860 transitions. [2019-12-07 18:27:33,970 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 12860 transitions. Word has length 502 [2019-12-07 18:27:33,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:33,970 INFO L462 AbstractCegarLoop]: Abstraction has 12177 states and 12860 transitions. [2019-12-07 18:27:33,971 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 18:27:33,971 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 12860 transitions. [2019-12-07 18:27:33,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2019-12-07 18:27:33,979 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:33,979 INFO L410 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:27:33,980 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:33,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:33,980 INFO L82 PathProgramCache]: Analyzing trace with hash -412346964, now seen corresponding path program 1 times [2019-12-07 18:27:33,980 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:33,980 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154874725] [2019-12-07 18:27:33,981 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:34,280 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-07 18:27:34,280 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154874725] [2019-12-07 18:27:34,280 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:27:34,280 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 18:27:34,280 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180791808] [2019-12-07 18:27:34,281 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 18:27:34,281 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:34,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 18:27:34,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:34,281 INFO L87 Difference]: Start difference. First operand 12177 states and 12860 transitions. Second operand 4 states. [2019-12-07 18:27:35,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:35,348 INFO L93 Difference]: Finished difference Result 24681 states and 26052 transitions. [2019-12-07 18:27:35,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 18:27:35,349 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 565 [2019-12-07 18:27:35,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:35,357 INFO L225 Difference]: With dead ends: 24681 [2019-12-07 18:27:35,358 INFO L226 Difference]: Without dead ends: 12835 [2019-12-07 18:27:35,365 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:35,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12835 states. [2019-12-07 18:27:35,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12835 to 11848. [2019-12-07 18:27:35,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2019-12-07 18:27:35,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12310 transitions. [2019-12-07 18:27:35,441 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12310 transitions. Word has length 565 [2019-12-07 18:27:35,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:35,441 INFO L462 AbstractCegarLoop]: Abstraction has 11848 states and 12310 transitions. [2019-12-07 18:27:35,441 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 18:27:35,441 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12310 transitions. [2019-12-07 18:27:35,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 860 [2019-12-07 18:27:35,450 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:35,450 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-12-07 18:27:35,450 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:35,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:35,451 INFO L82 PathProgramCache]: Analyzing trace with hash 548303134, now seen corresponding path program 1 times [2019-12-07 18:27:35,451 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:35,451 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866654461] [2019-12-07 18:27:35,451 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:35,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1047 backedges. 318 proven. 0 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2019-12-07 18:27:35,977 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866654461] [2019-12-07 18:27:35,977 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:27:35,977 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 18:27:35,977 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182577245] [2019-12-07 18:27:35,978 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 18:27:35,978 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:35,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 18:27:35,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:35,978 INFO L87 Difference]: Start difference. First operand 11848 states and 12310 transitions. Second operand 4 states. [2019-12-07 18:27:37,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:37,113 INFO L93 Difference]: Finished difference Result 30274 states and 31478 transitions. [2019-12-07 18:27:37,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 18:27:37,113 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 859 [2019-12-07 18:27:37,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:37,124 INFO L225 Difference]: With dead ends: 30274 [2019-12-07 18:27:37,124 INFO L226 Difference]: Without dead ends: 17112 [2019-12-07 18:27:37,131 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 18:27:37,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17112 states. [2019-12-07 18:27:37,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17112 to 14809. [2019-12-07 18:27:37,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14809 states. [2019-12-07 18:27:37,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14809 states to 14809 states and 15260 transitions. [2019-12-07 18:27:37,237 INFO L78 Accepts]: Start accepts. Automaton has 14809 states and 15260 transitions. Word has length 859 [2019-12-07 18:27:37,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:37,238 INFO L462 AbstractCegarLoop]: Abstraction has 14809 states and 15260 transitions. [2019-12-07 18:27:37,238 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 18:27:37,238 INFO L276 IsEmpty]: Start isEmpty. Operand 14809 states and 15260 transitions. [2019-12-07 18:27:37,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1236 [2019-12-07 18:27:37,255 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:37,256 INFO L410 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 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, 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, 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, 4, 4, 4, 4, 4, 4, 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] [2019-12-07 18:27:37,256 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:37,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:37,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1615727600, now seen corresponding path program 1 times [2019-12-07 18:27:37,256 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:37,257 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699405401] [2019-12-07 18:27:37,257 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:37,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:39,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2407 backedges. 1279 proven. 373 refuted. 0 times theorem prover too weak. 755 trivial. 0 not checked. [2019-12-07 18:27:39,009 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699405401] [2019-12-07 18:27:39,009 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1920979116] [2019-12-07 18:27:39,010 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 18:27:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:39,209 INFO L264 TraceCheckSpWp]: Trace formula consists of 1424 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 18:27:39,221 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:27:40,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2407 backedges. 1443 proven. 0 refuted. 0 times theorem prover too weak. 964 trivial. 0 not checked. [2019-12-07 18:27:40,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 18:27:40,113 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2019-12-07 18:27:40,113 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119554896] [2019-12-07 18:27:40,114 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 18:27:40,114 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:40,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 18:27:40,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-12-07 18:27:40,114 INFO L87 Difference]: Start difference. First operand 14809 states and 15260 transitions. Second operand 3 states. [2019-12-07 18:27:40,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:40,730 INFO L93 Difference]: Finished difference Result 29287 states and 30187 transitions. [2019-12-07 18:27:40,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 18:27:40,730 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1235 [2019-12-07 18:27:40,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:40,739 INFO L225 Difference]: With dead ends: 29287 [2019-12-07 18:27:40,739 INFO L226 Difference]: Without dead ends: 14809 [2019-12-07 18:27:40,744 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1244 GetRequests, 1235 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-12-07 18:27:40,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14809 states. [2019-12-07 18:27:40,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14809 to 14809. [2019-12-07 18:27:40,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14809 states. [2019-12-07 18:27:40,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14809 states to 14809 states and 15198 transitions. [2019-12-07 18:27:40,845 INFO L78 Accepts]: Start accepts. Automaton has 14809 states and 15198 transitions. Word has length 1235 [2019-12-07 18:27:40,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:40,846 INFO L462 AbstractCegarLoop]: Abstraction has 14809 states and 15198 transitions. [2019-12-07 18:27:40,846 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 18:27:40,846 INFO L276 IsEmpty]: Start isEmpty. Operand 14809 states and 15198 transitions. [2019-12-07 18:27:40,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1840 [2019-12-07 18:27:40,875 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:40,876 INFO L410 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 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] [2019-12-07 18:27:41,076 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 18:27:41,077 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:41,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:41,078 INFO L82 PathProgramCache]: Analyzing trace with hash -1324761995, now seen corresponding path program 1 times [2019-12-07 18:27:41,078 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:41,079 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803279761] [2019-12-07 18:27:41,079 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:44,154 INFO L134 CoverageAnalysis]: Checked inductivity of 5661 backedges. 3849 proven. 0 refuted. 0 times theorem prover too weak. 1812 trivial. 0 not checked. [2019-12-07 18:27:44,154 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803279761] [2019-12-07 18:27:44,154 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:27:44,154 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 18:27:44,155 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911465349] [2019-12-07 18:27:44,156 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 18:27:44,156 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:44,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 18:27:44,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-12-07 18:27:44,156 INFO L87 Difference]: Start difference. First operand 14809 states and 15198 transitions. Second operand 6 states. [2019-12-07 18:27:46,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:46,265 INFO L93 Difference]: Finished difference Result 29954 states and 30738 transitions. [2019-12-07 18:27:46,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 18:27:46,265 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1839 [2019-12-07 18:27:46,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:46,280 INFO L225 Difference]: With dead ends: 29954 [2019-12-07 18:27:46,280 INFO L226 Difference]: Without dead ends: 15476 [2019-12-07 18:27:46,286 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-12-07 18:27:46,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15476 states. [2019-12-07 18:27:46,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15476 to 15138. [2019-12-07 18:27:46,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15138 states. [2019-12-07 18:27:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15138 states to 15138 states and 15522 transitions. [2019-12-07 18:27:46,394 INFO L78 Accepts]: Start accepts. Automaton has 15138 states and 15522 transitions. Word has length 1839 [2019-12-07 18:27:46,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:46,395 INFO L462 AbstractCegarLoop]: Abstraction has 15138 states and 15522 transitions. [2019-12-07 18:27:46,395 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 18:27:46,395 INFO L276 IsEmpty]: Start isEmpty. Operand 15138 states and 15522 transitions. [2019-12-07 18:27:46,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2051 [2019-12-07 18:27:46,427 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:46,428 INFO L410 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 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] [2019-12-07 18:27:46,428 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:46,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:46,429 INFO L82 PathProgramCache]: Analyzing trace with hash 232320761, now seen corresponding path program 1 times [2019-12-07 18:27:46,429 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:46,429 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352347260] [2019-12-07 18:27:46,429 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:46,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:50,478 INFO L134 CoverageAnalysis]: Checked inductivity of 7673 backedges. 6017 proven. 0 refuted. 0 times theorem prover too weak. 1656 trivial. 0 not checked. [2019-12-07 18:27:50,478 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352347260] [2019-12-07 18:27:50,478 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:27:50,478 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-12-07 18:27:50,478 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492950482] [2019-12-07 18:27:50,479 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 18:27:50,479 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:50,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 18:27:50,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 18:27:50,480 INFO L87 Difference]: Start difference. First operand 15138 states and 15522 transitions. Second operand 7 states. [2019-12-07 18:27:53,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:53,920 INFO L93 Difference]: Finished difference Result 30800 states and 31588 transitions. [2019-12-07 18:27:53,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 18:27:53,921 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 2050 [2019-12-07 18:27:53,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:53,939 INFO L225 Difference]: With dead ends: 30800 [2019-12-07 18:27:53,940 INFO L226 Difference]: Without dead ends: 15993 [2019-12-07 18:27:53,948 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 5 SyntacticMatches, 9 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-12-07 18:27:53,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15993 states. [2019-12-07 18:27:54,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15993 to 15551. [2019-12-07 18:27:54,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15551 states. [2019-12-07 18:27:54,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15551 states to 15551 states and 15916 transitions. [2019-12-07 18:27:54,054 INFO L78 Accepts]: Start accepts. Automaton has 15551 states and 15916 transitions. Word has length 2050 [2019-12-07 18:27:54,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:54,055 INFO L462 AbstractCegarLoop]: Abstraction has 15551 states and 15916 transitions. [2019-12-07 18:27:54,055 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 18:27:54,055 INFO L276 IsEmpty]: Start isEmpty. Operand 15551 states and 15916 transitions. [2019-12-07 18:27:54,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2096 [2019-12-07 18:27:54,087 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:27:54,088 INFO L410 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:27:54,088 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:27:54,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:27:54,088 INFO L82 PathProgramCache]: Analyzing trace with hash 1010944684, now seen corresponding path program 1 times [2019-12-07 18:27:54,089 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:27:54,089 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73740291] [2019-12-07 18:27:54,089 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:27:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:56,442 INFO L134 CoverageAnalysis]: Checked inductivity of 7584 backedges. 966 proven. 6 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked. [2019-12-07 18:27:56,442 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73740291] [2019-12-07 18:27:56,442 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1779020656] [2019-12-07 18:27:56,443 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 18:27:56,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:27:56,741 INFO L264 TraceCheckSpWp]: Trace formula consists of 2412 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 18:27:56,758 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:27:58,493 INFO L134 CoverageAnalysis]: Checked inductivity of 7584 backedges. 966 proven. 0 refuted. 0 times theorem prover too weak. 6618 trivial. 0 not checked. [2019-12-07 18:27:58,493 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-12-07 18:27:58,494 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-12-07 18:27:58,494 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623300790] [2019-12-07 18:27:58,495 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 18:27:58,495 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:27:58,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 18:27:58,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 18:27:58,495 INFO L87 Difference]: Start difference. First operand 15551 states and 15916 transitions. Second operand 3 states. [2019-12-07 18:27:59,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:27:59,135 INFO L93 Difference]: Finished difference Result 32743 states and 33493 transitions. [2019-12-07 18:27:59,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 18:27:59,136 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2095 [2019-12-07 18:27:59,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:27:59,137 INFO L225 Difference]: With dead ends: 32743 [2019-12-07 18:27:59,137 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 18:27:59,144 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2099 GetRequests, 2095 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-12-07 18:27:59,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 18:27:59,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 18:27:59,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 18:27:59,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 18:27:59,144 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2095 [2019-12-07 18:27:59,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:27:59,145 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 18:27:59,145 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 18:27:59,145 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 18:27:59,145 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 18:27:59,345 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-12-07 18:27:59,349 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 18:27:59,540 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 187 [2019-12-07 18:27:59,756 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 189 [2019-12-07 18:28:00,562 WARN L192 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 63 [2019-12-07 18:28:01,262 WARN L192 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 73 [2019-12-07 18:28:02,090 WARN L192 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 63 [2019-12-07 18:28:02,092 INFO L246 CegarLoopResult]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,092 INFO L246 CegarLoopResult]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,092 INFO L246 CegarLoopResult]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2019-12-07 18:28:02,093 INFO L246 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L242 CegarLoopResult]: At program point L1491(lines 23 1492) the Hoare annotation is: (let ((.cse6 (<= (+ ~a18~0 79) 0)) (.cse1 (<= 10 ~a16~0)) (.cse9 (< 0 (+ ~a18~0 156))) (.cse3 (= ~a12~0 6)) (.cse7 (not (= ~a16~0 10))) (.cse10 (= ~a12~0 7)) (.cse2 (<= ~a15~0 3)) (.cse0 (<= ~a16~0 11)) (.cse12 (= ~a15~0 3)) (.cse5 (= ~a12~0 5)) (.cse4 (= ~a15~0 4)) (.cse11 (= ~a16~0 8)) (.cse8 (<= 8 ~a12~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (= ~a16~0 9) .cse5 .cse6) (and .cse4 .cse0 .cse5 .cse1) (and .cse4 .cse0 .cse7 .cse8 .cse6 .cse9) (and .cse4 .cse0 .cse3) (and .cse8 .cse2) (and .cse7 .cse10 .cse9 .cse2) (and .cse4 .cse0 .cse7 .cse10) (and .cse11 .cse0 .cse2 .cse3) (and .cse4 .cse0 (not (= ~a12~0 9)) .cse7 .cse8 .cse9) (and .cse12 .cse5 .cse9) (and .cse1 .cse9 .cse2 .cse3) (and .cse4 .cse11 .cse5) (and .cse4 .cse0 (<= (+ ~a18~0 87) 0) .cse7 .cse8 (not (= ~a12~0 8))) (and .cse0 .cse7 .cse10 .cse2) (and .cse0 .cse12 .cse5) (and .cse4 .cse11 .cse8))) [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,094 INFO L246 CegarLoopResult]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,095 INFO L246 CegarLoopResult]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L242 CegarLoopResult]: At program point L1764(lines 1494 1765) the Hoare annotation is: (let ((.cse8 (<= (+ ~a18~0 79) 0)) (.cse10 (= ~a16~0 9)) (.cse1 (<= 10 ~a16~0)) (.cse9 (< 0 (+ ~a18~0 156))) (.cse3 (= ~a12~0 6)) (.cse11 (<= (+ ~a18~0 87) 0)) (.cse6 (not (= ~a16~0 10))) (.cse12 (= ~a12~0 7)) (.cse2 (<= ~a15~0 3)) (.cse0 (<= ~a16~0 11)) (.cse14 (= ~a15~0 3)) (.cse7 (<= 8 ~a12~0)) (.cse4 (= ~a15~0 4)) (.cse13 (= ~a16~0 8)) (.cse5 (= ~a12~0 5))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse5 .cse1) (and .cse4 .cse0 .cse6 .cse7 .cse8 .cse9) (and .cse4 .cse10 .cse5 .cse8 .cse9) (and .cse4 .cse11 .cse10 .cse5 (not (= 4 ULTIMATE.start_calculate_output_~input))) (and .cse4 .cse0 .cse3) (and .cse7 .cse2) (and .cse6 .cse12 .cse9 .cse2) (and .cse4 .cse0 .cse6 .cse12) (and .cse13 .cse0 .cse2 .cse3) (and .cse4 .cse0 (not (= ~a12~0 9)) .cse6 .cse7 .cse9) (and .cse14 .cse5 .cse9) (and .cse1 .cse9 .cse2 .cse3) (and .cse4 .cse0 .cse11 .cse6 .cse7 (not (= ~a12~0 8))) (and .cse0 .cse6 .cse12 .cse2) (and .cse0 .cse14 .cse5) (and .cse4 .cse13 .cse7) (and .cse4 .cse13 (or (not (= 3 ULTIMATE.start_calculate_output_~input)) (<= ~a18~0 134)) .cse5))) [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,096 INFO L246 CegarLoopResult]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L249 CegarLoopResult]: At program point L1767(lines 1767 1783) the Hoare annotation is: true [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,097 INFO L246 CegarLoopResult]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,098 INFO L246 CegarLoopResult]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L242 CegarLoopResult]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse6 (<= (+ ~a18~0 79) 0)) (.cse1 (<= 10 ~a16~0)) (.cse9 (< 0 (+ ~a18~0 156))) (.cse3 (= ~a12~0 6)) (.cse7 (not (= ~a16~0 10))) (.cse10 (= ~a12~0 7)) (.cse2 (<= ~a15~0 3)) (.cse0 (<= ~a16~0 11)) (.cse12 (= ~a15~0 3)) (.cse5 (= ~a12~0 5)) (.cse4 (= ~a15~0 4)) (.cse11 (= ~a16~0 8)) (.cse8 (<= 8 ~a12~0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (= ~a16~0 9) .cse5 .cse6) (and .cse4 .cse0 .cse5 .cse1) (and .cse4 .cse0 .cse7 .cse8 .cse6 .cse9) (and .cse4 .cse0 .cse3) (and .cse8 .cse2) (and .cse7 .cse10 .cse9 .cse2) (and .cse4 .cse0 .cse7 .cse10) (and .cse11 .cse0 .cse2 .cse3) (and .cse4 .cse0 (not (= ~a12~0 9)) .cse7 .cse8 .cse9) (and .cse12 .cse5 .cse9) (and .cse1 .cse9 .cse2 .cse3) (and .cse4 .cse11 .cse5) (and .cse4 .cse0 (<= (+ ~a18~0 87) 0) .cse7 .cse8 (not (= ~a12~0 8))) (and .cse0 .cse7 .cse10 .cse2) (and .cse0 .cse12 .cse5) (and .cse4 .cse11 .cse8))) [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,099 INFO L246 CegarLoopResult]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,100 INFO L246 CegarLoopResult]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L1778(line 1778) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,101 INFO L246 CegarLoopResult]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 100) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,102 INFO L246 CegarLoopResult]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,103 INFO L246 CegarLoopResult]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,104 INFO L246 CegarLoopResult]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,105 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,106 INFO L246 CegarLoopResult]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,107 INFO L246 CegarLoopResult]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,108 INFO L246 CegarLoopResult]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L24(lines 24 26) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,109 INFO L246 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2019-12-07 18:28:02,110 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-12-07 18:28:02,110 INFO L246 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2019-12-07 18:28:02,110 INFO L246 CegarLoopResult]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,110 INFO L246 CegarLoopResult]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,110 INFO L246 CegarLoopResult]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,110 INFO L246 CegarLoopResult]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,110 INFO L246 CegarLoopResult]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,110 INFO L246 CegarLoopResult]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,110 INFO L246 CegarLoopResult]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,110 INFO L246 CegarLoopResult]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,110 INFO L246 CegarLoopResult]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,110 INFO L246 CegarLoopResult]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,110 INFO L246 CegarLoopResult]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,111 INFO L246 CegarLoopResult]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,111 INFO L246 CegarLoopResult]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,111 INFO L246 CegarLoopResult]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,111 INFO L246 CegarLoopResult]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,111 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-12-07 18:28:02,111 INFO L246 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2019-12-07 18:28:02,111 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 18:28:02,111 INFO L246 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2019-12-07 18:28:02,111 INFO L246 CegarLoopResult]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,111 INFO L246 CegarLoopResult]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,111 INFO L246 CegarLoopResult]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,111 INFO L246 CegarLoopResult]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,111 INFO L246 CegarLoopResult]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,112 INFO L246 CegarLoopResult]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,112 INFO L246 CegarLoopResult]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,112 INFO L246 CegarLoopResult]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,112 INFO L246 CegarLoopResult]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,112 INFO L246 CegarLoopResult]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,112 INFO L246 CegarLoopResult]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,112 INFO L246 CegarLoopResult]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,112 INFO L246 CegarLoopResult]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,112 INFO L246 CegarLoopResult]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,112 INFO L246 CegarLoopResult]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,112 INFO L246 CegarLoopResult]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,112 INFO L246 CegarLoopResult]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,113 INFO L246 CegarLoopResult]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,113 INFO L246 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2019-12-07 18:28:02,113 INFO L246 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2019-12-07 18:28:02,113 INFO L246 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2019-12-07 18:28:02,113 INFO L246 CegarLoopResult]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,113 INFO L246 CegarLoopResult]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,113 INFO L246 CegarLoopResult]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,113 INFO L246 CegarLoopResult]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,113 INFO L246 CegarLoopResult]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,113 INFO L246 CegarLoopResult]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,113 INFO L246 CegarLoopResult]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,113 INFO L246 CegarLoopResult]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,113 INFO L246 CegarLoopResult]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2019-12-07 18:28:02,114 INFO L246 CegarLoopResult]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,114 INFO L246 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2019-12-07 18:28:02,114 INFO L246 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2019-12-07 18:28:02,114 INFO L246 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2019-12-07 18:28:02,114 INFO L246 CegarLoopResult]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,114 INFO L246 CegarLoopResult]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2019-12-07 18:28:02,114 INFO L246 CegarLoopResult]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,114 INFO L246 CegarLoopResult]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2019-12-07 18:28:02,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 06:28:02 BoogieIcfgContainer [2019-12-07 18:28:02,144 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 18:28:02,144 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 18:28:02,144 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 18:28:02,145 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 18:28:02,145 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:27:13" (3/4) ... [2019-12-07 18:28:02,148 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 18:28:02,176 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 18:28:02,179 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 18:28:02,318 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_699c2ebb-c8af-4524-befd-e11b7c12d113/bin/uautomizer/witness.graphml [2019-12-07 18:28:02,318 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 18:28:02,319 INFO L168 Benchmark]: Toolchain (without parser) took 50510.78 ms. Allocated memory was 1.0 GB in the beginning and 4.1 GB in the end (delta: 3.1 GB). Free memory was 934.4 MB in the beginning and 1.9 GB in the end (delta: -926.7 MB). Peak memory consumption was 2.1 GB. Max. memory is 11.5 GB. [2019-12-07 18:28:02,319 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:28:02,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 590.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 85.5 MB). Free memory was 934.4 MB in the beginning and 1.0 GB in the end (delta: -84.5 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2019-12-07 18:28:02,320 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 991.8 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2019-12-07 18:28:02,320 INFO L168 Benchmark]: Boogie Preprocessor took 79.88 ms. Allocated memory is still 1.1 GB. Free memory was 991.8 MB in the beginning and 981.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-12-07 18:28:02,320 INFO L168 Benchmark]: RCFGBuilder took 1328.61 ms. Allocated memory is still 1.1 GB. Free memory was 981.1 MB in the beginning and 955.4 MB in the end (delta: 25.7 MB). Peak memory consumption was 188.2 MB. Max. memory is 11.5 GB. [2019-12-07 18:28:02,320 INFO L168 Benchmark]: TraceAbstraction took 48240.73 ms. Allocated memory was 1.1 GB in the beginning and 4.1 GB in the end (delta: 3.0 GB). Free memory was 955.4 MB in the beginning and 1.9 GB in the end (delta: -990.0 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2019-12-07 18:28:02,321 INFO L168 Benchmark]: Witness Printer took 173.62 ms. Allocated memory is still 4.1 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 84.3 MB). Peak memory consumption was 84.3 MB. Max. memory is 11.5 GB. [2019-12-07 18:28:02,322 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 590.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 85.5 MB). Free memory was 934.4 MB in the beginning and 1.0 GB in the end (delta: -84.5 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 94.37 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 991.8 MB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 79.88 ms. Allocated memory is still 1.1 GB. Free memory was 991.8 MB in the beginning and 981.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1328.61 ms. Allocated memory is still 1.1 GB. Free memory was 981.1 MB in the beginning and 955.4 MB in the end (delta: 25.7 MB). Peak memory consumption was 188.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 48240.73 ms. Allocated memory was 1.1 GB in the beginning and 4.1 GB in the end (delta: 3.0 GB). Free memory was 955.4 MB in the beginning and 1.9 GB in the end (delta: -990.0 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. * Witness Printer took 173.62 ms. Allocated memory is still 4.1 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 84.3 MB). Peak memory consumption was 84.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 100]: 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: 23]: Loop Invariant Derived loop invariant: ((((((((((((((((((a16 <= 11 && 10 <= a16) && a15 <= 3) && a12 == 6) || (((a15 == 4 && a16 == 9) && a12 == 5) && a18 + 79 <= 0)) || (((a15 == 4 && a16 <= 11) && a12 == 5) && 10 <= a16)) || (((((a15 == 4 && a16 <= 11) && !(a16 == 10)) && 8 <= a12) && a18 + 79 <= 0) && 0 < a18 + 156)) || ((a15 == 4 && a16 <= 11) && a12 == 6)) || (8 <= a12 && a15 <= 3)) || (((!(a16 == 10) && a12 == 7) && 0 < a18 + 156) && a15 <= 3)) || (((a15 == 4 && a16 <= 11) && !(a16 == 10)) && a12 == 7)) || (((a16 == 8 && a16 <= 11) && a15 <= 3) && a12 == 6)) || (((((a15 == 4 && a16 <= 11) && !(a12 == 9)) && !(a16 == 10)) && 8 <= a12) && 0 < a18 + 156)) || ((a15 == 3 && a12 == 5) && 0 < a18 + 156)) || (((10 <= a16 && 0 < a18 + 156) && a15 <= 3) && a12 == 6)) || ((a15 == 4 && a16 == 8) && a12 == 5)) || (((((a15 == 4 && a16 <= 11) && a18 + 87 <= 0) && !(a16 == 10)) && 8 <= a12) && !(a12 == 8))) || (((a16 <= 11 && !(a16 == 10)) && a12 == 7) && a15 <= 3)) || ((a16 <= 11 && a15 == 3) && a12 == 5)) || ((a15 == 4 && a16 == 8) && 8 <= a12) - InvariantResult [Line: 1494]: Loop Invariant Derived loop invariant: (((((((((((((((((((a16 <= 11 && 10 <= a16) && a15 <= 3) && a12 == 6) || (((a15 == 4 && a16 <= 11) && a12 == 5) && 10 <= a16)) || (((((a15 == 4 && a16 <= 11) && !(a16 == 10)) && 8 <= a12) && a18 + 79 <= 0) && 0 < a18 + 156)) || ((((a15 == 4 && a16 == 9) && a12 == 5) && a18 + 79 <= 0) && 0 < a18 + 156)) || ((((a15 == 4 && a18 + 87 <= 0) && a16 == 9) && a12 == 5) && !(4 == input))) || ((a15 == 4 && a16 <= 11) && a12 == 6)) || (8 <= a12 && a15 <= 3)) || (((!(a16 == 10) && a12 == 7) && 0 < a18 + 156) && a15 <= 3)) || (((a15 == 4 && a16 <= 11) && !(a16 == 10)) && a12 == 7)) || (((a16 == 8 && a16 <= 11) && a15 <= 3) && a12 == 6)) || (((((a15 == 4 && a16 <= 11) && !(a12 == 9)) && !(a16 == 10)) && 8 <= a12) && 0 < a18 + 156)) || ((a15 == 3 && a12 == 5) && 0 < a18 + 156)) || (((10 <= a16 && 0 < a18 + 156) && a15 <= 3) && a12 == 6)) || (((((a15 == 4 && a16 <= 11) && a18 + 87 <= 0) && !(a16 == 10)) && 8 <= a12) && !(a12 == 8))) || (((a16 <= 11 && !(a16 == 10)) && a12 == 7) && a15 <= 3)) || ((a16 <= 11 && a15 == 3) && a12 == 5)) || ((a15 == 4 && a16 == 8) && 8 <= a12)) || (((a15 == 4 && a16 == 8) && (!(3 == input) || a18 <= 134)) && a12 == 5) - InvariantResult [Line: 1767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: ((((((((((((((((((a16 <= 11 && 10 <= a16) && a15 <= 3) && a12 == 6) || (((a15 == 4 && a16 == 9) && a12 == 5) && a18 + 79 <= 0)) || (((a15 == 4 && a16 <= 11) && a12 == 5) && 10 <= a16)) || (((((a15 == 4 && a16 <= 11) && !(a16 == 10)) && 8 <= a12) && a18 + 79 <= 0) && 0 < a18 + 156)) || ((a15 == 4 && a16 <= 11) && a12 == 6)) || (8 <= a12 && a15 <= 3)) || (((!(a16 == 10) && a12 == 7) && 0 < a18 + 156) && a15 <= 3)) || (((a15 == 4 && a16 <= 11) && !(a16 == 10)) && a12 == 7)) || (((a16 == 8 && a16 <= 11) && a15 <= 3) && a12 == 6)) || (((((a15 == 4 && a16 <= 11) && !(a12 == 9)) && !(a16 == 10)) && 8 <= a12) && 0 < a18 + 156)) || ((a15 == 3 && a12 == 5) && 0 < a18 + 156)) || (((10 <= a16 && 0 < a18 + 156) && a15 <= 3) && a12 == 6)) || ((a15 == 4 && a16 == 8) && a12 == 5)) || (((((a15 == 4 && a16 <= 11) && a18 + 87 <= 0) && !(a16 == 10)) && 8 <= a12) && !(a12 == 8))) || (((a16 <= 11 && !(a16 == 10)) && a12 == 7) && a15 <= 3)) || ((a16 <= 11 && a15 == 3) && a12 == 5)) || ((a15 == 4 && a16 == 8) && 8 <= a12) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Result: SAFE, OverallTime: 45.4s, OverallIterations: 15, TraceHistogramMax: 12, AutomataDifference: 25.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.7s, HoareTripleCheckerStatistics: 2733 SDtfs, 7862 SDslu, 242 SDs, 0 SdLazy, 28132 SolverSat, 3450 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4062 GetRequests, 3994 SyntacticMatches, 15 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=15551occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 15 MinimizatonAttempts, 10981 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 194 NumberOfFragments, 762 HoareAnnotationTreeSize, 4 FomulaSimplifications, 5007 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 4 FomulaSimplificationsInter, 23585 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 15075 NumberOfCodeBlocks, 15075 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 15056 ConstructedInterpolants, 0 QuantifiedInterpolants, 46079430 SizeOfPredicates, 3 NumberOfNonLiveVariables, 4668 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 19 InterpolantComputations, 15 PerfectInterpolantSequences, 36644/37031 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...