./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label02.c -s /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/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 784036b69fc3e8c96e4732469dbf39bcd49f760a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 09:27:14,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 09:27:14,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 09:27:14,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 09:27:14,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 09:27:14,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 09:27:14,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 09:27:14,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 09:27:14,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 09:27:14,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 09:27:14,619 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 09:27:14,621 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 09:27:14,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 09:27:14,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 09:27:14,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 09:27:14,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 09:27:14,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 09:27:14,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 09:27:14,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 09:27:14,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 09:27:14,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 09:27:14,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 09:27:14,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 09:27:14,634 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 09:27:14,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 09:27:14,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 09:27:14,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 09:27:14,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 09:27:14,638 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 09:27:14,639 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 09:27:14,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 09:27:14,640 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 09:27:14,641 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 09:27:14,642 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 09:27:14,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 09:27:14,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 09:27:14,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 09:27:14,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 09:27:14,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 09:27:14,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 09:27:14,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 09:27:14,646 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 09:27:14,658 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 09:27:14,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 09:27:14,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 09:27:14,660 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 09:27:14,660 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 09:27:14,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 09:27:14,661 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 09:27:14,661 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 09:27:14,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 09:27:14,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 09:27:14,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 09:27:14,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 09:27:14,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 09:27:14,662 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 09:27:14,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 09:27:14,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 09:27:14,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 09:27:14,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 09:27:14,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 09:27:14,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 09:27:14,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 09:27:14,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 09:27:14,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 09:27:14,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 09:27:14,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 09:27:14,665 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 09:27:14,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 09:27:14,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 09:27:14,665 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_10c986b3-71e3-4543-8e37-e73234b04ca7/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 -> 784036b69fc3e8c96e4732469dbf39bcd49f760a [2019-11-20 09:27:14,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 09:27:14,807 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 09:27:14,810 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 09:27:14,812 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 09:27:14,812 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 09:27:14,813 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-20 09:27:14,861 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/bin/uautomizer/data/a65bce4e8/4d041fdcbee5439b9e7d040e6da149fe/FLAG163f6edd0 [2019-11-20 09:27:15,479 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 09:27:15,479 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/sv-benchmarks/c/eca-rers2012/Problem16_label02.c [2019-11-20 09:27:15,497 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/bin/uautomizer/data/a65bce4e8/4d041fdcbee5439b9e7d040e6da149fe/FLAG163f6edd0 [2019-11-20 09:27:15,883 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/bin/uautomizer/data/a65bce4e8/4d041fdcbee5439b9e7d040e6da149fe [2019-11-20 09:27:15,885 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 09:27:15,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 09:27:15,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 09:27:15,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 09:27:15,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 09:27:15,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:27:15" (1/1) ... [2019-11-20 09:27:15,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dad0900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:15, skipping insertion in model container [2019-11-20 09:27:15,894 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:27:15" (1/1) ... [2019-11-20 09:27:15,900 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 09:27:15,983 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 09:27:16,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:27:16,716 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 09:27:16,979 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 09:27:16,996 INFO L192 MainTranslator]: Completed translation [2019-11-20 09:27:16,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:16 WrapperNode [2019-11-20 09:27:16,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 09:27:16,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 09:27:16,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 09:27:16,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 09:27:17,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:16" (1/1) ... [2019-11-20 09:27:17,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:16" (1/1) ... [2019-11-20 09:27:17,189 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 09:27:17,191 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 09:27:17,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 09:27:17,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 09:27:17,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:16" (1/1) ... [2019-11-20 09:27:17,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:16" (1/1) ... [2019-11-20 09:27:17,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:16" (1/1) ... [2019-11-20 09:27:17,208 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:16" (1/1) ... [2019-11-20 09:27:17,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:16" (1/1) ... [2019-11-20 09:27:17,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:16" (1/1) ... [2019-11-20 09:27:17,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:16" (1/1) ... [2019-11-20 09:27:17,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 09:27:17,311 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 09:27:17,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 09:27:17,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 09:27:17,313 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/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 [2019-11-20 09:27:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 09:27:17,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 09:27:19,733 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 09:27:19,733 INFO L285 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-20 09:27:19,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:27:19 BoogieIcfgContainer [2019-11-20 09:27:19,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 09:27:19,736 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 09:27:19,736 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 09:27:19,738 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 09:27:19,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 09:27:15" (1/3) ... [2019-11-20 09:27:19,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cc1fba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:27:19, skipping insertion in model container [2019-11-20 09:27:19,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:27:16" (2/3) ... [2019-11-20 09:27:19,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cc1fba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 09:27:19, skipping insertion in model container [2019-11-20 09:27:19,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:27:19" (3/3) ... [2019-11-20 09:27:19,744 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem16_label02.c [2019-11-20 09:27:19,754 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 09:27:19,761 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 09:27:19,770 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 09:27:19,804 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 09:27:19,804 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 09:27:19,804 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 09:27:19,804 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 09:27:19,804 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 09:27:19,805 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 09:27:19,805 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 09:27:19,805 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 09:27:19,832 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states. [2019-11-20 09:27:19,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-20 09:27:19,841 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:27:19,842 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:27:19,842 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:27:19,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:27:19,847 INFO L82 PathProgramCache]: Analyzing trace with hash 1818267785, now seen corresponding path program 1 times [2019-11-20 09:27:19,855 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:27:19,855 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925685672] [2019-11-20 09:27:19,855 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:27:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:27:20,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:27:20,191 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925685672] [2019-11-20 09:27:20,192 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:27:20,192 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:27:20,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738789609] [2019-11-20 09:27:20,198 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 09:27:20,199 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:27:20,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 09:27:20,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:27:20,212 INFO L87 Difference]: Start difference. First operand 396 states. Second operand 4 states. [2019-11-20 09:27:23,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:27:23,763 INFO L93 Difference]: Finished difference Result 1469 states and 2777 transitions. [2019-11-20 09:27:23,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 09:27:23,765 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 61 [2019-11-20 09:27:23,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:27:23,788 INFO L225 Difference]: With dead ends: 1469 [2019-11-20 09:27:23,788 INFO L226 Difference]: Without dead ends: 991 [2019-11-20 09:27:23,793 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:27:23,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2019-11-20 09:27:23,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 991. [2019-11-20 09:27:23,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 991 states. [2019-11-20 09:27:23,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1699 transitions. [2019-11-20 09:27:23,886 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1699 transitions. Word has length 61 [2019-11-20 09:27:23,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:27:23,887 INFO L462 AbstractCegarLoop]: Abstraction has 991 states and 1699 transitions. [2019-11-20 09:27:23,887 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 09:27:23,887 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1699 transitions. [2019-11-20 09:27:23,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 09:27:23,893 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:27:23,894 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, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 09:27:23,894 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:27:23,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:27:23,894 INFO L82 PathProgramCache]: Analyzing trace with hash 804089513, now seen corresponding path program 1 times [2019-11-20 09:27:23,895 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:27:23,895 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74736507] [2019-11-20 09:27:23,895 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:27:23,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:27:24,116 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:27:24,117 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74736507] [2019-11-20 09:27:24,117 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:27:24,118 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:27:24,118 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299700596] [2019-11-20 09:27:24,120 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 09:27:24,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:27:24,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 09:27:24,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:27:24,121 INFO L87 Difference]: Start difference. First operand 991 states and 1699 transitions. Second operand 4 states. [2019-11-20 09:27:26,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:27:26,700 INFO L93 Difference]: Finished difference Result 3954 states and 6788 transitions. [2019-11-20 09:27:26,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 09:27:26,700 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 127 [2019-11-20 09:27:26,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:27:26,717 INFO L225 Difference]: With dead ends: 3954 [2019-11-20 09:27:26,718 INFO L226 Difference]: Without dead ends: 2965 [2019-11-20 09:27:26,724 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:27:26,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2019-11-20 09:27:26,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2965. [2019-11-20 09:27:26,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2019-11-20 09:27:26,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 4521 transitions. [2019-11-20 09:27:26,788 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 4521 transitions. Word has length 127 [2019-11-20 09:27:26,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:27:26,790 INFO L462 AbstractCegarLoop]: Abstraction has 2965 states and 4521 transitions. [2019-11-20 09:27:26,791 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 09:27:26,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 4521 transitions. [2019-11-20 09:27:26,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-11-20 09:27:26,804 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:27:26,804 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, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 09:27:26,804 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:27:26,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:27:26,805 INFO L82 PathProgramCache]: Analyzing trace with hash 1169135699, now seen corresponding path program 1 times [2019-11-20 09:27:26,805 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:27:26,805 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123784157] [2019-11-20 09:27:26,805 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:27:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:27:27,375 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:27:27,376 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123784157] [2019-11-20 09:27:27,376 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:27:27,376 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 09:27:27,377 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738619661] [2019-11-20 09:27:27,377 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-20 09:27:27,378 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:27:27,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-20 09:27:27,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-20 09:27:27,378 INFO L87 Difference]: Start difference. First operand 2965 states and 4521 transitions. Second operand 7 states. [2019-11-20 09:27:31,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:27:31,097 INFO L93 Difference]: Finished difference Result 6286 states and 9458 transitions. [2019-11-20 09:27:31,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 09:27:31,097 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 195 [2019-11-20 09:27:31,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:27:31,116 INFO L225 Difference]: With dead ends: 6286 [2019-11-20 09:27:31,116 INFO L226 Difference]: Without dead ends: 3323 [2019-11-20 09:27:31,120 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-11-20 09:27:31,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3323 states. [2019-11-20 09:27:31,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3323 to 3294. [2019-11-20 09:27:31,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3294 states. [2019-11-20 09:27:31,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 3294 states and 4856 transitions. [2019-11-20 09:27:31,206 INFO L78 Accepts]: Start accepts. Automaton has 3294 states and 4856 transitions. Word has length 195 [2019-11-20 09:27:31,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:27:31,207 INFO L462 AbstractCegarLoop]: Abstraction has 3294 states and 4856 transitions. [2019-11-20 09:27:31,207 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-20 09:27:31,207 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 4856 transitions. [2019-11-20 09:27:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2019-11-20 09:27:31,219 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:27:31,219 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, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:27:31,220 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:27:31,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:27:31,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1390185317, now seen corresponding path program 1 times [2019-11-20 09:27:31,220 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:27:31,221 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140757031] [2019-11-20 09:27:31,221 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:27:31,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:27:31,600 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 09:27:31,601 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140757031] [2019-11-20 09:27:31,601 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:27:31,601 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 09:27:31,601 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858237737] [2019-11-20 09:27:31,602 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:27:31,602 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:27:31,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:27:31,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:27:31,603 INFO L87 Difference]: Start difference. First operand 3294 states and 4856 transitions. Second operand 3 states. [2019-11-20 09:27:33,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:27:33,296 INFO L93 Difference]: Finished difference Result 9218 states and 13893 transitions. [2019-11-20 09:27:33,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:27:33,297 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 282 [2019-11-20 09:27:33,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:27:33,331 INFO L225 Difference]: With dead ends: 9218 [2019-11-20 09:27:33,332 INFO L226 Difference]: Without dead ends: 6255 [2019-11-20 09:27:33,339 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:27:33,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6255 states. [2019-11-20 09:27:33,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6255 to 6255. [2019-11-20 09:27:33,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6255 states. [2019-11-20 09:27:33,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6255 states to 6255 states and 8474 transitions. [2019-11-20 09:27:33,470 INFO L78 Accepts]: Start accepts. Automaton has 6255 states and 8474 transitions. Word has length 282 [2019-11-20 09:27:33,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:27:33,471 INFO L462 AbstractCegarLoop]: Abstraction has 6255 states and 8474 transitions. [2019-11-20 09:27:33,471 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:27:33,472 INFO L276 IsEmpty]: Start isEmpty. Operand 6255 states and 8474 transitions. [2019-11-20 09:27:33,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2019-11-20 09:27:33,481 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:27:33,482 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 09:27:33,482 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:27:33,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:27:33,483 INFO L82 PathProgramCache]: Analyzing trace with hash -2068894559, now seen corresponding path program 1 times [2019-11-20 09:27:33,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:27:33,483 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869599441] [2019-11-20 09:27:33,483 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:27:33,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:27:33,807 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 420 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2019-11-20 09:27:33,808 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869599441] [2019-11-20 09:27:33,808 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:27:33,808 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 09:27:33,809 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334420808] [2019-11-20 09:27:33,809 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:27:33,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:27:33,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:27:33,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:27:33,810 INFO L87 Difference]: Start difference. First operand 6255 states and 8474 transitions. Second operand 3 states. [2019-11-20 09:27:35,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:27:35,340 INFO L93 Difference]: Finished difference Result 16785 states and 22865 transitions. [2019-11-20 09:27:35,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:27:35,341 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 438 [2019-11-20 09:27:35,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:27:35,383 INFO L225 Difference]: With dead ends: 16785 [2019-11-20 09:27:35,383 INFO L226 Difference]: Without dead ends: 9216 [2019-11-20 09:27:35,392 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 09:27:35,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9216 states. [2019-11-20 09:27:35,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9216 to 8887. [2019-11-20 09:27:35,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8887 states. [2019-11-20 09:27:35,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8887 states to 8887 states and 9860 transitions. [2019-11-20 09:27:35,556 INFO L78 Accepts]: Start accepts. Automaton has 8887 states and 9860 transitions. Word has length 438 [2019-11-20 09:27:35,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:27:35,557 INFO L462 AbstractCegarLoop]: Abstraction has 8887 states and 9860 transitions. [2019-11-20 09:27:35,557 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:27:35,557 INFO L276 IsEmpty]: Start isEmpty. Operand 8887 states and 9860 transitions. [2019-11-20 09:27:35,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2019-11-20 09:27:35,566 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:27:35,566 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, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 09:27:35,567 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:27:35,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:27:35,567 INFO L82 PathProgramCache]: Analyzing trace with hash -75084661, now seen corresponding path program 1 times [2019-11-20 09:27:35,567 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:27:35,568 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207760056] [2019-11-20 09:27:35,568 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:27:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:27:35,982 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:27:35,983 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207760056] [2019-11-20 09:27:35,983 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:27:35,983 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 09:27:35,983 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457339272] [2019-11-20 09:27:35,984 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 09:27:35,984 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:27:35,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 09:27:35,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:27:35,985 INFO L87 Difference]: Start difference. First operand 8887 states and 9860 transitions. Second operand 4 states. [2019-11-20 09:27:37,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:27:37,675 INFO L93 Difference]: Finished difference Result 23036 states and 25553 transitions. [2019-11-20 09:27:37,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 09:27:37,675 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 455 [2019-11-20 09:27:37,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:27:37,719 INFO L225 Difference]: With dead ends: 23036 [2019-11-20 09:27:37,720 INFO L226 Difference]: Without dead ends: 14151 [2019-11-20 09:27:37,730 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:27:37,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14151 states. [2019-11-20 09:27:37,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14151 to 12506. [2019-11-20 09:27:37,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12506 states. [2019-11-20 09:27:37,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 13651 transitions. [2019-11-20 09:27:37,942 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 13651 transitions. Word has length 455 [2019-11-20 09:27:37,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:27:37,942 INFO L462 AbstractCegarLoop]: Abstraction has 12506 states and 13651 transitions. [2019-11-20 09:27:37,942 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 09:27:37,943 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 13651 transitions. [2019-11-20 09:27:37,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2019-11-20 09:27:37,951 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:27:37,952 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, 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, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 09:27:37,952 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:27:37,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:27:37,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1199545260, now seen corresponding path program 1 times [2019-11-20 09:27:37,956 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:27:37,957 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680444013] [2019-11-20 09:27:37,957 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:27:38,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:27:39,298 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 208 proven. 128 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 09:27:39,298 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680444013] [2019-11-20 09:27:39,299 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [734514276] [2019-11-20 09:27:39,299 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/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 [2019-11-20 09:27:39,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:27:39,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 09:27:39,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 09:27:39,837 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2019-11-20 09:27:39,838 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 09:27:39,838 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2019-11-20 09:27:39,838 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322063873] [2019-11-20 09:27:39,840 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:27:39,840 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:27:39,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:27:39,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-11-20 09:27:39,842 INFO L87 Difference]: Start difference. First operand 12506 states and 13651 transitions. Second operand 3 states. [2019-11-20 09:27:41,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:27:41,113 INFO L93 Difference]: Finished difference Result 28629 states and 31175 transitions. [2019-11-20 09:27:41,113 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:27:41,113 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 466 [2019-11-20 09:27:41,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:27:41,139 INFO L225 Difference]: With dead ends: 28629 [2019-11-20 09:27:41,139 INFO L226 Difference]: Without dead ends: 16454 [2019-11-20 09:27:41,151 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 465 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2019-11-20 09:27:41,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16454 states. [2019-11-20 09:27:41,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16454 to 16125. [2019-11-20 09:27:41,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16125 states. [2019-11-20 09:27:41,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16125 states to 16125 states and 17249 transitions. [2019-11-20 09:27:41,386 INFO L78 Accepts]: Start accepts. Automaton has 16125 states and 17249 transitions. Word has length 466 [2019-11-20 09:27:41,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:27:41,388 INFO L462 AbstractCegarLoop]: Abstraction has 16125 states and 17249 transitions. [2019-11-20 09:27:41,388 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:27:41,388 INFO L276 IsEmpty]: Start isEmpty. Operand 16125 states and 17249 transitions. [2019-11-20 09:27:41,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2019-11-20 09:27:41,397 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:27:41,397 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, 3, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 09:27:41,601 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 09:27:41,603 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:27:41,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:27:41,603 INFO L82 PathProgramCache]: Analyzing trace with hash -832462339, now seen corresponding path program 1 times [2019-11-20 09:27:41,604 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:27:41,604 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122472541] [2019-11-20 09:27:41,604 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:27:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:27:42,244 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2019-11-20 09:27:42,244 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122472541] [2019-11-20 09:27:42,245 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167222215] [2019-11-20 09:27:42,245 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/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 [2019-11-20 09:27:42,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:27:42,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-20 09:27:42,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 09:27:42,674 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 09:27:42,675 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 09:27:42,676 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 09:27:42,677 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 09:27:42,683 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 09:27:42,683 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 09:27:42,686 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 09:27:42,687 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-20 09:27:42,957 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 34 [2019-11-20 09:27:43,892 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 238 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 09:27:43,892 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-20 09:27:43,892 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2019-11-20 09:27:43,892 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020301605] [2019-11-20 09:27:43,894 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-20 09:27:43,894 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:27:43,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-20 09:27:43,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-20 09:27:43,894 INFO L87 Difference]: Start difference. First operand 16125 states and 17249 transitions. Second operand 8 states. [2019-11-20 09:27:50,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:27:50,532 INFO L93 Difference]: Finished difference Result 39271 states and 41853 transitions. [2019-11-20 09:27:50,532 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-20 09:27:50,532 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 475 [2019-11-20 09:27:50,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:27:50,568 INFO L225 Difference]: With dead ends: 39271 [2019-11-20 09:27:50,568 INFO L226 Difference]: Without dead ends: 23363 [2019-11-20 09:27:50,584 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 482 GetRequests, 472 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2019-11-20 09:27:50,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23363 states. [2019-11-20 09:27:50,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23363 to 22376. [2019-11-20 09:27:50,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22376 states. [2019-11-20 09:27:50,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22376 states to 22376 states and 23690 transitions. [2019-11-20 09:27:50,881 INFO L78 Accepts]: Start accepts. Automaton has 22376 states and 23690 transitions. Word has length 475 [2019-11-20 09:27:50,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:27:50,882 INFO L462 AbstractCegarLoop]: Abstraction has 22376 states and 23690 transitions. [2019-11-20 09:27:50,882 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-20 09:27:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 22376 states and 23690 transitions. [2019-11-20 09:27:50,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 580 [2019-11-20 09:27:50,900 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:27:50,900 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 09:27:51,112 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 09:27:51,112 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:27:51,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:27:51,113 INFO L82 PathProgramCache]: Analyzing trace with hash 155384606, now seen corresponding path program 1 times [2019-11-20 09:27:51,113 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:27:51,113 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723407654] [2019-11-20 09:27:51,113 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:27:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:27:51,715 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2019-11-20 09:27:51,716 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723407654] [2019-11-20 09:27:51,716 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:27:51,716 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 09:27:51,716 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881281380] [2019-11-20 09:27:51,717 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 09:27:51,717 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:27:51,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 09:27:51,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:27:51,718 INFO L87 Difference]: Start difference. First operand 22376 states and 23690 transitions. Second operand 4 states. [2019-11-20 09:27:53,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:27:53,409 INFO L93 Difference]: Finished difference Result 44750 states and 47386 transitions. [2019-11-20 09:27:53,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 09:27:53,410 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 579 [2019-11-20 09:27:53,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:27:53,433 INFO L225 Difference]: With dead ends: 44750 [2019-11-20 09:27:53,434 INFO L226 Difference]: Without dead ends: 22705 [2019-11-20 09:27:53,450 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:27:53,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22705 states. [2019-11-20 09:27:53,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22705 to 22047. [2019-11-20 09:27:53,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22047 states. [2019-11-20 09:27:53,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22047 states to 22047 states and 22970 transitions. [2019-11-20 09:27:53,692 INFO L78 Accepts]: Start accepts. Automaton has 22047 states and 22970 transitions. Word has length 579 [2019-11-20 09:27:53,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:27:53,693 INFO L462 AbstractCegarLoop]: Abstraction has 22047 states and 22970 transitions. [2019-11-20 09:27:53,693 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 09:27:53,693 INFO L276 IsEmpty]: Start isEmpty. Operand 22047 states and 22970 transitions. [2019-11-20 09:27:53,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 616 [2019-11-20 09:27:53,701 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:27:53,702 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 09:27:53,702 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:27:53,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:27:53,704 INFO L82 PathProgramCache]: Analyzing trace with hash 954234168, now seen corresponding path program 1 times [2019-11-20 09:27:53,704 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:27:53,704 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456535885] [2019-11-20 09:27:53,705 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:27:53,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:27:54,234 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2019-11-20 09:27:54,235 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456535885] [2019-11-20 09:27:54,236 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:27:54,236 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 09:27:54,236 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24532888] [2019-11-20 09:27:54,237 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 09:27:54,237 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:27:54,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 09:27:54,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:27:54,238 INFO L87 Difference]: Start difference. First operand 22047 states and 22970 transitions. Second operand 4 states. [2019-11-20 09:27:56,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:27:56,078 INFO L93 Difference]: Finished difference Result 43763 states and 45607 transitions. [2019-11-20 09:27:56,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 09:27:56,078 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 615 [2019-11-20 09:27:56,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:27:56,100 INFO L225 Difference]: With dead ends: 43763 [2019-11-20 09:27:56,100 INFO L226 Difference]: Without dead ends: 22047 [2019-11-20 09:27:56,110 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:27:56,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22047 states. [2019-11-20 09:27:56,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22047 to 21389. [2019-11-20 09:27:56,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21389 states. [2019-11-20 09:27:56,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21389 states to 21389 states and 22107 transitions. [2019-11-20 09:27:56,329 INFO L78 Accepts]: Start accepts. Automaton has 21389 states and 22107 transitions. Word has length 615 [2019-11-20 09:27:56,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:27:56,330 INFO L462 AbstractCegarLoop]: Abstraction has 21389 states and 22107 transitions. [2019-11-20 09:27:56,330 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 09:27:56,330 INFO L276 IsEmpty]: Start isEmpty. Operand 21389 states and 22107 transitions. [2019-11-20 09:27:56,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 723 [2019-11-20 09:27:56,342 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:27:56,343 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, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 09:27:56,343 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:27:56,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:27:56,344 INFO L82 PathProgramCache]: Analyzing trace with hash 479289470, now seen corresponding path program 1 times [2019-11-20 09:27:56,344 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:27:56,344 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602813809] [2019-11-20 09:27:56,345 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:27:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:27:56,940 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 544 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2019-11-20 09:27:56,940 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602813809] [2019-11-20 09:27:56,941 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:27:56,941 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 09:27:56,941 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753037970] [2019-11-20 09:27:56,942 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-20 09:27:56,942 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:27:56,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 09:27:56,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 09:27:56,943 INFO L87 Difference]: Start difference. First operand 21389 states and 22107 transitions. Second operand 5 states. [2019-11-20 09:27:59,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:27:59,195 INFO L93 Difference]: Finished difference Result 44423 states and 45881 transitions. [2019-11-20 09:27:59,195 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 09:27:59,195 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 722 [2019-11-20 09:27:59,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:27:59,215 INFO L225 Difference]: With dead ends: 44423 [2019-11-20 09:27:59,215 INFO L226 Difference]: Without dead ends: 22707 [2019-11-20 09:27:59,225 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 09:27:59,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22707 states. [2019-11-20 09:27:59,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22707 to 20402. [2019-11-20 09:27:59,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20402 states. [2019-11-20 09:27:59,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20402 states to 20402 states and 21062 transitions. [2019-11-20 09:27:59,428 INFO L78 Accepts]: Start accepts. Automaton has 20402 states and 21062 transitions. Word has length 722 [2019-11-20 09:27:59,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:27:59,429 INFO L462 AbstractCegarLoop]: Abstraction has 20402 states and 21062 transitions. [2019-11-20 09:27:59,429 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-20 09:27:59,429 INFO L276 IsEmpty]: Start isEmpty. Operand 20402 states and 21062 transitions. [2019-11-20 09:27:59,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 822 [2019-11-20 09:27:59,444 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:27:59,445 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, 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, 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] [2019-11-20 09:27:59,445 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:27:59,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:27:59,449 INFO L82 PathProgramCache]: Analyzing trace with hash 2142221905, now seen corresponding path program 1 times [2019-11-20 09:27:59,449 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:27:59,449 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230957479] [2019-11-20 09:27:59,450 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:27:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:28:00,484 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 118 proven. 194 refuted. 0 times theorem prover too weak. 593 trivial. 0 not checked. [2019-11-20 09:28:00,485 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230957479] [2019-11-20 09:28:00,485 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [758744097] [2019-11-20 09:28:00,485 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/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 [2019-11-20 09:28:00,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:28:00,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 930 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 09:28:00,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 09:28:01,217 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 729 trivial. 0 not checked. [2019-11-20 09:28:01,217 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 09:28:01,218 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-11-20 09:28:01,218 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754322912] [2019-11-20 09:28:01,219 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:28:01,219 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:28:01,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:28:01,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-11-20 09:28:01,220 INFO L87 Difference]: Start difference. First operand 20402 states and 21062 transitions. Second operand 3 states. [2019-11-20 09:28:02,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:28:02,192 INFO L93 Difference]: Finished difference Result 40473 states and 41791 transitions. [2019-11-20 09:28:02,192 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:28:02,192 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 821 [2019-11-20 09:28:02,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:28:02,213 INFO L225 Difference]: With dead ends: 40473 [2019-11-20 09:28:02,213 INFO L226 Difference]: Without dead ends: 20402 [2019-11-20 09:28:02,225 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 829 GetRequests, 821 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-11-20 09:28:02,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20402 states. [2019-11-20 09:28:02,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20402 to 19744. [2019-11-20 09:28:02,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19744 states. [2019-11-20 09:28:02,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19744 states to 19744 states and 20296 transitions. [2019-11-20 09:28:02,424 INFO L78 Accepts]: Start accepts. Automaton has 19744 states and 20296 transitions. Word has length 821 [2019-11-20 09:28:02,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:28:02,425 INFO L462 AbstractCegarLoop]: Abstraction has 19744 states and 20296 transitions. [2019-11-20 09:28:02,425 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:28:02,425 INFO L276 IsEmpty]: Start isEmpty. Operand 19744 states and 20296 transitions. [2019-11-20 09:28:02,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1272 [2019-11-20 09:28:02,460 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:28:02,461 INFO L410 BasicCegarLoop]: trace histogram [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, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-20 09:28:02,664 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 09:28:02,664 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:28:02,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:28:02,664 INFO L82 PathProgramCache]: Analyzing trace with hash 37185127, now seen corresponding path program 1 times [2019-11-20 09:28:02,665 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:28:02,665 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156901880] [2019-11-20 09:28:02,665 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:28:02,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:28:04,021 INFO L134 CoverageAnalysis]: Checked inductivity of 3083 backedges. 2129 proven. 0 refuted. 0 times theorem prover too weak. 954 trivial. 0 not checked. [2019-11-20 09:28:04,022 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156901880] [2019-11-20 09:28:04,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:28:04,022 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 09:28:04,022 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87006825] [2019-11-20 09:28:04,024 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 09:28:04,024 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:28:04,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 09:28:04,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:28:04,024 INFO L87 Difference]: Start difference. First operand 19744 states and 20296 transitions. Second operand 4 states. [2019-11-20 09:28:05,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:28:05,522 INFO L93 Difference]: Finished difference Result 40473 states and 41598 transitions. [2019-11-20 09:28:05,523 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 09:28:05,523 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1271 [2019-11-20 09:28:05,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:28:05,540 INFO L225 Difference]: With dead ends: 40473 [2019-11-20 09:28:05,540 INFO L226 Difference]: Without dead ends: 20731 [2019-11-20 09:28:05,549 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:28:05,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20731 states. [2019-11-20 09:28:05,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20731 to 19415. [2019-11-20 09:28:05,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19415 states. [2019-11-20 09:28:05,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19415 states to 19415 states and 19820 transitions. [2019-11-20 09:28:05,695 INFO L78 Accepts]: Start accepts. Automaton has 19415 states and 19820 transitions. Word has length 1271 [2019-11-20 09:28:05,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:28:05,695 INFO L462 AbstractCegarLoop]: Abstraction has 19415 states and 19820 transitions. [2019-11-20 09:28:05,695 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 09:28:05,696 INFO L276 IsEmpty]: Start isEmpty. Operand 19415 states and 19820 transitions. [2019-11-20 09:28:05,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1435 [2019-11-20 09:28:05,721 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:28:05,722 INFO L410 BasicCegarLoop]: trace histogram [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, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 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, 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, 3, 3, 3, 3, 3, 3, 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] [2019-11-20 09:28:05,722 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:28:05,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:28:05,723 INFO L82 PathProgramCache]: Analyzing trace with hash -1135536685, now seen corresponding path program 1 times [2019-11-20 09:28:05,723 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:28:05,723 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822187021] [2019-11-20 09:28:05,724 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:28:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:28:07,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4061 backedges. 471 proven. 0 refuted. 0 times theorem prover too weak. 3590 trivial. 0 not checked. [2019-11-20 09:28:07,333 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822187021] [2019-11-20 09:28:07,333 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:28:07,334 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 09:28:07,334 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60890959] [2019-11-20 09:28:07,335 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 09:28:07,335 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:28:07,335 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 09:28:07,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:28:07,335 INFO L87 Difference]: Start difference. First operand 19415 states and 19820 transitions. Second operand 4 states. [2019-11-20 09:28:08,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:28:08,865 INFO L93 Difference]: Finished difference Result 38828 states and 39637 transitions. [2019-11-20 09:28:08,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 09:28:08,868 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1434 [2019-11-20 09:28:08,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:28:08,885 INFO L225 Difference]: With dead ends: 38828 [2019-11-20 09:28:08,885 INFO L226 Difference]: Without dead ends: 19415 [2019-11-20 09:28:08,891 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:28:08,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19415 states. [2019-11-20 09:28:09,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19415 to 17770. [2019-11-20 09:28:09,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17770 states. [2019-11-20 09:28:09,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17770 states to 17770 states and 18069 transitions. [2019-11-20 09:28:09,025 INFO L78 Accepts]: Start accepts. Automaton has 17770 states and 18069 transitions. Word has length 1434 [2019-11-20 09:28:09,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:28:09,026 INFO L462 AbstractCegarLoop]: Abstraction has 17770 states and 18069 transitions. [2019-11-20 09:28:09,026 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 09:28:09,026 INFO L276 IsEmpty]: Start isEmpty. Operand 17770 states and 18069 transitions. [2019-11-20 09:28:09,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1469 [2019-11-20 09:28:09,049 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:28:09,050 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, 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, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:28:09,050 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:28:09,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:28:09,050 INFO L82 PathProgramCache]: Analyzing trace with hash 1413860622, now seen corresponding path program 1 times [2019-11-20 09:28:09,051 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:28:09,051 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919470932] [2019-11-20 09:28:09,051 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:28:09,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:28:10,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4188 backedges. 1901 proven. 0 refuted. 0 times theorem prover too weak. 2287 trivial. 0 not checked. [2019-11-20 09:28:10,450 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919470932] [2019-11-20 09:28:10,450 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 09:28:10,450 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 09:28:10,450 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307043339] [2019-11-20 09:28:10,451 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 09:28:10,451 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:28:10,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 09:28:10,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 09:28:10,452 INFO L87 Difference]: Start difference. First operand 17770 states and 18069 transitions. Second operand 4 states. [2019-11-20 09:28:11,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:28:11,758 INFO L93 Difference]: Finished difference Result 38828 states and 39491 transitions. [2019-11-20 09:28:11,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 09:28:11,759 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1468 [2019-11-20 09:28:11,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:28:11,775 INFO L225 Difference]: With dead ends: 38828 [2019-11-20 09:28:11,775 INFO L226 Difference]: Without dead ends: 19086 [2019-11-20 09:28:11,784 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 [2019-11-20 09:28:11,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19086 states. [2019-11-20 09:28:11,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19086 to 17112. [2019-11-20 09:28:11,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17112 states. [2019-11-20 09:28:11,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17112 states to 17112 states and 17384 transitions. [2019-11-20 09:28:11,908 INFO L78 Accepts]: Start accepts. Automaton has 17112 states and 17384 transitions. Word has length 1468 [2019-11-20 09:28:11,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:28:11,908 INFO L462 AbstractCegarLoop]: Abstraction has 17112 states and 17384 transitions. [2019-11-20 09:28:11,909 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 09:28:11,909 INFO L276 IsEmpty]: Start isEmpty. Operand 17112 states and 17384 transitions. [2019-11-20 09:28:11,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1865 [2019-11-20 09:28:11,933 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 09:28:11,934 INFO L410 BasicCegarLoop]: trace histogram [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, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 9, 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, 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, 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, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 09:28:11,934 INFO L410 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 09:28:11,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 09:28:11,935 INFO L82 PathProgramCache]: Analyzing trace with hash 1283128238, now seen corresponding path program 1 times [2019-11-20 09:28:11,935 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 09:28:11,935 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481353504] [2019-11-20 09:28:11,936 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 09:28:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:28:14,725 INFO L134 CoverageAnalysis]: Checked inductivity of 6330 backedges. 3287 proven. 84 refuted. 0 times theorem prover too weak. 2959 trivial. 0 not checked. [2019-11-20 09:28:14,725 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481353504] [2019-11-20 09:28:14,726 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020174323] [2019-11-20 09:28:14,726 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/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 [2019-11-20 09:28:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 09:28:15,078 INFO L255 TraceCheckSpWp]: Trace formula consists of 2148 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 09:28:15,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 09:28:17,312 INFO L134 CoverageAnalysis]: Checked inductivity of 6330 backedges. 3287 proven. 0 refuted. 0 times theorem prover too weak. 3043 trivial. 0 not checked. [2019-11-20 09:28:17,313 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 09:28:17,314 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-11-20 09:28:17,314 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163840925] [2019-11-20 09:28:17,315 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 09:28:17,315 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 09:28:17,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 09:28:17,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 09:28:17,315 INFO L87 Difference]: Start difference. First operand 17112 states and 17384 transitions. Second operand 3 states. [2019-11-20 09:28:18,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 09:28:18,248 INFO L93 Difference]: Finished difference Result 34878 states and 35435 transitions. [2019-11-20 09:28:18,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 09:28:18,249 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1864 [2019-11-20 09:28:18,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 09:28:18,250 INFO L225 Difference]: With dead ends: 34878 [2019-11-20 09:28:18,250 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 09:28:18,259 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1868 GetRequests, 1864 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 09:28:18,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 09:28:18,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 09:28:18,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 09:28:18,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 09:28:18,259 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1864 [2019-11-20 09:28:18,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 09:28:18,260 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 09:28:18,260 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 09:28:18,260 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 09:28:18,260 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 09:28:18,460 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 09:28:18,463 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 09:28:18,743 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 217 [2019-11-20 09:28:18,947 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 194 [2019-11-20 09:28:19,195 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 217 [2019-11-20 09:28:20,427 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 200 DAG size of output: 71 [2019-11-20 09:28:21,530 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 182 DAG size of output: 71 [2019-11-20 09:28:22,696 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 200 DAG size of output: 71 [2019-11-20 09:28:22,698 INFO L444 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,698 INFO L444 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,698 INFO L444 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,698 INFO L444 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,698 INFO L444 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-20 09:28:22,699 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-20 09:28:22,700 INFO L440 ceAbstractionStarter]: At program point L1491(lines 23 1492) the Hoare annotation is: (let ((.cse13 (= ~a16~0 8)) (.cse6 (= 3 ~a15~0)) (.cse15 (= 7 ~a12~0))) (let ((.cse18 (and .cse13 .cse6 (not .cse15))) (.cse3 (= ~a12~0 6)) (.cse14 (+ ~a18~0 87))) (let ((.cse10 (not .cse13)) (.cse16 (not (= 10 ~a16~0))) (.cse4 (<= 12 ~a16~0)) (.cse9 (<= 0 .cse14)) (.cse5 (= 5 ~a12~0)) (.cse1 (<= ~a16~0 10)) (.cse8 (= ~a12~0 9)) (.cse0 (<= 4 ~a15~0)) (.cse12 (<= ~a18~0 134)) (.cse11 (= ~a16~0 9)) (.cse2 (<= ~a18~0 600002)) (.cse7 (and .cse18 (not .cse3))) (.cse17 (= ~a12~0 8))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse2) (and .cse7 .cse8) (and .cse9 .cse10 .cse5 .cse6 .cse2) (and .cse11 .cse12 .cse0 .cse8) (and .cse13 (<= .cse14 0) .cse6) (and .cse11 .cse12 .cse5 .cse6) (and .cse10 .cse12 .cse6 .cse15 .cse16) (and .cse13 .cse12 .cse0 .cse15) (and .cse6 .cse16 .cse2 .cse8) (and .cse6 .cse17 .cse2) (and .cse4 .cse9 .cse6 .cse2 .cse3) (and .cse11 .cse12 .cse0 .cse17) (and .cse1 .cse6 .cse2 .cse3) (and .cse0 .cse5 .cse1 .cse2) (and .cse13 .cse0 .cse2 .cse8) (and .cse11 (and .cse0 .cse15 .cse2)) (and .cse13 .cse12 .cse0 .cse17) (and .cse18 .cse3) (and (<= ~a16~0 11) (and .cse12 .cse6 .cse3) (< 0 (+ ~a18~0 156))) (and .cse18 .cse12) (and .cse11 .cse6 .cse15 .cse2) (and .cse7 .cse17))))) [2019-11-20 09:28:22,700 INFO L444 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,700 INFO L444 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,700 INFO L444 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,700 INFO L444 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,700 INFO L444 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,700 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,701 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,701 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,701 INFO L444 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,701 INFO L444 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,701 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-20 09:28:22,701 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-20 09:28:22,701 INFO L444 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,701 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-20 09:28:22,701 INFO L444 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,701 INFO L444 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,701 INFO L444 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,701 INFO L444 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,702 INFO L444 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,702 INFO L444 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,702 INFO L444 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,702 INFO L444 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,702 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,702 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,702 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,702 INFO L444 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,702 INFO L444 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,702 INFO L444 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,702 INFO L444 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,702 INFO L444 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,703 INFO L444 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,703 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-20 09:28:22,703 INFO L444 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,703 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-20 09:28:22,703 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-20 09:28:22,703 INFO L444 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,703 INFO L444 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,703 INFO L444 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,703 INFO L444 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,703 INFO L444 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,703 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,703 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,704 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,704 INFO L444 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,704 INFO L444 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,704 INFO L444 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,704 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-20 09:28:22,704 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-20 09:28:22,704 INFO L444 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,704 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-20 09:28:22,704 INFO L444 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,704 INFO L440 ceAbstractionStarter]: At program point L1764(lines 1494 1765) the Hoare annotation is: (let ((.cse15 (= 7 ~a12~0))) (let ((.cse9 (= ~a16~0 8)) (.cse6 (= 3 ~a15~0)) (.cse19 (not .cse15))) (let ((.cse18 (and .cse9 .cse6 .cse19)) (.cse3 (= ~a12~0 6)) (.cse14 (+ ~a18~0 87))) (let ((.cse4 (<= 12 ~a16~0)) (.cse7 (<= 0 .cse14)) (.cse5 (= 5 ~a12~0)) (.cse1 (<= ~a16~0 10)) (.cse11 (= ~a12~0 8)) (.cse0 (<= 4 ~a15~0)) (.cse8 (not .cse9)) (.cse16 (not (= 10 ~a16~0))) (.cse10 (<= ~a18~0 134)) (.cse12 (= ~a16~0 9)) (.cse2 (<= ~a18~0 600002)) (.cse17 (and .cse18 (not .cse3))) (.cse13 (= ~a12~0 9))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse2) (and .cse7 .cse8 .cse5 .cse6 .cse2) (and .cse9 .cse10 .cse0 .cse11) (and .cse12 .cse10 .cse0 .cse13) (and .cse9 (<= .cse14 0) .cse6) (and .cse12 .cse10 .cse5 .cse6) (and .cse9 .cse10 .cse0 .cse15) (and .cse6 .cse16 .cse2 .cse13) (and .cse4 .cse7 .cse6 .cse2 .cse3) (and .cse6 .cse11 .cse2) (and .cse12 .cse10 .cse0 .cse11) (and .cse1 .cse6 .cse2 .cse3) (and .cse0 .cse5 .cse1 .cse2) (and .cse11 .cse17) (and .cse9 .cse0 .cse2 .cse13) (and .cse12 (and .cse0 .cse15 .cse2)) (and .cse18 .cse3) (and .cse8 .cse10 .cse6 .cse16 .cse15) (and (<= ~a16~0 11) (and .cse10 .cse6 .cse3) (< 0 (+ ~a18~0 156))) (and .cse9 .cse10 .cse6 .cse19) (and .cse12 .cse6 .cse15 .cse2) (and .cse17 .cse13)))))) [2019-11-20 09:28:22,705 INFO L444 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,705 INFO L444 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,705 INFO L444 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,705 INFO L444 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,705 INFO L444 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,705 INFO L444 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,705 INFO L444 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,705 INFO L444 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,705 INFO L444 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,705 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,705 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L447 ceAbstractionStarter]: At program point L1767(lines 1767 1783) the Hoare annotation is: true [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,706 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,707 INFO L444 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,708 INFO L444 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,708 INFO L444 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,708 INFO L444 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,708 INFO L444 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,708 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,708 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,708 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,708 INFO L444 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,708 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-20 09:28:22,708 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-20 09:28:22,708 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-20 09:28:22,709 INFO L440 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse13 (= ~a16~0 8)) (.cse6 (= 3 ~a15~0)) (.cse15 (= 7 ~a12~0))) (let ((.cse18 (and .cse13 .cse6 (not .cse15))) (.cse3 (= ~a12~0 6)) (.cse14 (+ ~a18~0 87))) (let ((.cse10 (not .cse13)) (.cse16 (not (= 10 ~a16~0))) (.cse4 (<= 12 ~a16~0)) (.cse9 (<= 0 .cse14)) (.cse5 (= 5 ~a12~0)) (.cse1 (<= ~a16~0 10)) (.cse8 (= ~a12~0 9)) (.cse0 (<= 4 ~a15~0)) (.cse12 (<= ~a18~0 134)) (.cse11 (= ~a16~0 9)) (.cse2 (<= ~a18~0 600002)) (.cse7 (and .cse18 (not .cse3))) (.cse17 (= ~a12~0 8))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse2) (and .cse7 .cse8) (and .cse9 .cse10 .cse5 .cse6 .cse2) (and .cse11 .cse12 .cse0 .cse8) (and .cse13 (<= .cse14 0) .cse6) (and .cse11 .cse12 .cse5 .cse6) (and .cse10 .cse12 .cse6 .cse15 .cse16) (and .cse13 .cse12 .cse0 .cse15) (and .cse6 .cse16 .cse2 .cse8) (and .cse6 .cse17 .cse2) (and .cse4 .cse9 .cse6 .cse2 .cse3) (and .cse11 .cse12 .cse0 .cse17) (and .cse1 .cse6 .cse2 .cse3) (and .cse0 .cse5 .cse1 .cse2) (and .cse13 .cse0 .cse2 .cse8) (and .cse11 (and .cse0 .cse15 .cse2)) (and .cse13 .cse12 .cse0 .cse17) (and .cse18 .cse3) (and (<= ~a16~0 11) (and .cse12 .cse6 .cse3) (< 0 (+ ~a18~0 156))) (and .cse18 .cse12) (and .cse11 .cse6 .cse15 .cse2) (and .cse7 .cse17))))) [2019-11-20 09:28:22,709 INFO L444 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,709 INFO L444 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,709 INFO L444 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,709 INFO L444 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,709 INFO L444 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,709 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,709 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,709 INFO L444 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,709 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,709 INFO L444 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,709 INFO L444 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,710 INFO L444 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,710 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,710 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 09:28:22,710 INFO L444 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,710 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-20 09:28:22,710 INFO L444 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,710 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-20 09:28:22,710 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-20 09:28:22,710 INFO L444 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,710 INFO L444 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,710 INFO L444 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,710 INFO L444 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,710 INFO L444 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-20 09:28:22,711 INFO L444 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,712 INFO L444 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,712 INFO L444 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,712 INFO L444 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,712 INFO L444 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,712 INFO L444 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,712 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,712 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,714 INFO L444 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,714 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,714 INFO L444 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,714 INFO L444 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,714 INFO L444 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,715 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-20 09:28:22,715 INFO L444 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,715 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-20 09:28:22,715 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-20 09:28:22,715 INFO L444 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,715 INFO L444 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,715 INFO L444 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,715 INFO L444 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,716 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 09:28:22,716 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 190) no Hoare annotation was computed. [2019-11-20 09:28:22,716 INFO L444 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,716 INFO L444 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,716 INFO L444 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,716 INFO L444 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,716 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,717 INFO L444 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,718 INFO L444 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,719 INFO L444 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,719 INFO L444 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,719 INFO L444 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,719 INFO L444 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,719 INFO L444 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,719 INFO L444 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,719 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,719 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,719 INFO L444 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,719 INFO L444 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,719 INFO L444 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2019-11-20 09:28:22,720 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-20 09:28:22,720 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-20 09:28:22,720 INFO L444 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,720 INFO L444 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,720 INFO L444 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,720 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,720 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,721 INFO L444 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,721 INFO L444 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,721 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,721 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,721 INFO L444 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,721 INFO L444 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,721 INFO L444 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,721 INFO L444 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,722 INFO L444 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,722 INFO L444 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,722 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-20 09:28:22,722 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-20 09:28:22,722 INFO L444 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,722 INFO L444 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,722 INFO L444 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,723 INFO L444 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,723 INFO L444 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,723 INFO L444 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,723 INFO L444 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,723 INFO L444 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,723 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,723 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,724 INFO L444 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,724 INFO L444 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,724 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-20 09:28:22,724 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-20 09:28:22,724 INFO L444 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,724 INFO L444 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,724 INFO L444 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,725 INFO L444 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,725 INFO L444 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,725 INFO L444 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,725 INFO L444 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,725 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,725 INFO L444 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,725 INFO L444 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,726 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,726 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,726 INFO L444 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,726 INFO L444 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,726 INFO L444 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,726 INFO L444 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,726 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-20 09:28:22,726 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-20 09:28:22,727 INFO L444 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,727 INFO L444 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,727 INFO L444 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,727 INFO L444 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,727 INFO L444 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,727 INFO L444 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,727 INFO L444 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,728 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,728 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,728 INFO L444 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,728 INFO L444 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,728 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-20 09:28:22,728 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-20 09:28:22,728 INFO L444 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,728 INFO L444 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,729 INFO L444 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,729 INFO L444 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,729 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 09:28:22,729 INFO L444 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,729 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,729 INFO L444 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,729 INFO L444 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,729 INFO L444 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,730 INFO L444 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,730 INFO L444 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,730 INFO L444 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,730 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,730 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,730 INFO L444 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,730 INFO L444 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,731 INFO L444 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,731 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-20 09:28:22,731 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-20 09:28:22,731 INFO L444 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,731 INFO L444 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,731 INFO L444 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,731 INFO L444 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,731 INFO L444 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,731 INFO L444 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,731 INFO L444 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,732 INFO L444 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,733 INFO L444 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,734 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,735 INFO L444 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2019-11-20 09:28:22,736 INFO L444 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,736 INFO L444 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2019-11-20 09:28:22,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 09:28:22 BoogieIcfgContainer [2019-11-20 09:28:22,763 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 09:28:22,763 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 09:28:22,763 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 09:28:22,764 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 09:28:22,764 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:27:19" (3/4) ... [2019-11-20 09:28:22,767 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 09:28:22,817 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 09:28:22,819 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 09:28:23,047 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_10c986b3-71e3-4543-8e37-e73234b04ca7/bin/uautomizer/witness.graphml [2019-11-20 09:28:23,048 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 09:28:23,049 INFO L168 Benchmark]: Toolchain (without parser) took 67162.68 ms. Allocated memory was 1.0 GB in the beginning and 4.4 GB in the end (delta: 3.3 GB). Free memory was 944.7 MB in the beginning and 880.6 MB in the end (delta: 64.1 MB). Peak memory consumption was 3.4 GB. Max. memory is 11.5 GB. [2019-11-20 09:28:23,049 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 09:28:23,050 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1110.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -167.8 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2019-11-20 09:28:23,050 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2019-11-20 09:28:23,050 INFO L168 Benchmark]: Boogie Preprocessor took 120.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-20 09:28:23,050 INFO L168 Benchmark]: RCFGBuilder took 2423.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 31.5 MB). Peak memory consumption was 193.0 MB. Max. memory is 11.5 GB. [2019-11-20 09:28:23,051 INFO L168 Benchmark]: TraceAbstraction took 63027.17 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.2 GB). Free memory was 1.0 GB in the beginning and 969.8 MB in the end (delta: 73.3 MB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. [2019-11-20 09:28:23,051 INFO L168 Benchmark]: Witness Printer took 284.45 ms. Allocated memory is still 4.4 GB. Free memory was 969.8 MB in the beginning and 880.6 MB in the end (delta: 89.2 MB). Peak memory consumption was 89.2 MB. Max. memory is 11.5 GB. [2019-11-20 09:28:23,053 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1110.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -167.8 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 192.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 120.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2423.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 31.5 MB). Peak memory consumption was 193.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 63027.17 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.2 GB). Free memory was 1.0 GB in the beginning and 969.8 MB in the end (delta: 73.3 MB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. * Witness Printer took 284.45 ms. Allocated memory is still 4.4 GB. Free memory was 969.8 MB in the beginning and 880.6 MB in the end (delta: 89.2 MB). Peak memory consumption was 89.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 190]: 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: ((((((((((((((((((((((((4 <= a15 && a16 <= 10) && a18 <= 600002) && a12 == 6) || (((12 <= a16 && 5 == a12) && 3 == a15) && a18 <= 600002)) || ((((a16 == 8 && 3 == a15) && !(7 == a12)) && !(a12 == 6)) && a12 == 9)) || ((((0 <= a18 + 87 && !(a16 == 8)) && 5 == a12) && 3 == a15) && a18 <= 600002)) || (((a16 == 9 && a18 <= 134) && 4 <= a15) && a12 == 9)) || ((a16 == 8 && a18 + 87 <= 0) && 3 == a15)) || (((a16 == 9 && a18 <= 134) && 5 == a12) && 3 == a15)) || ((((!(a16 == 8) && a18 <= 134) && 3 == a15) && 7 == a12) && !(10 == a16))) || (((a16 == 8 && a18 <= 134) && 4 <= a15) && 7 == a12)) || (((3 == a15 && !(10 == a16)) && a18 <= 600002) && a12 == 9)) || ((3 == a15 && a12 == 8) && a18 <= 600002)) || ((((12 <= a16 && 0 <= a18 + 87) && 3 == a15) && a18 <= 600002) && a12 == 6)) || (((a16 == 9 && a18 <= 134) && 4 <= a15) && a12 == 8)) || (((a16 <= 10 && 3 == a15) && a18 <= 600002) && a12 == 6)) || (((4 <= a15 && 5 == a12) && a16 <= 10) && a18 <= 600002)) || (((a16 == 8 && 4 <= a15) && a18 <= 600002) && a12 == 9)) || (a16 == 9 && (4 <= a15 && 7 == a12) && a18 <= 600002)) || (((a16 == 8 && a18 <= 134) && 4 <= a15) && a12 == 8)) || (((a16 == 8 && 3 == a15) && !(7 == a12)) && a12 == 6)) || ((a16 <= 11 && (a18 <= 134 && 3 == a15) && a12 == 6) && 0 < a18 + 156)) || (((a16 == 8 && 3 == a15) && !(7 == a12)) && a18 <= 134)) || (((a16 == 9 && 3 == a15) && 7 == a12) && a18 <= 600002)) || ((((a16 == 8 && 3 == a15) && !(7 == a12)) && !(a12 == 6)) && a12 == 8) - InvariantResult [Line: 1494]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((4 <= a15 && a16 <= 10) && a18 <= 600002) && a12 == 6) || (((12 <= a16 && 5 == a12) && 3 == a15) && a18 <= 600002)) || ((((0 <= a18 + 87 && !(a16 == 8)) && 5 == a12) && 3 == a15) && a18 <= 600002)) || (((a16 == 8 && a18 <= 134) && 4 <= a15) && a12 == 8)) || (((a16 == 9 && a18 <= 134) && 4 <= a15) && a12 == 9)) || ((a16 == 8 && a18 + 87 <= 0) && 3 == a15)) || (((a16 == 9 && a18 <= 134) && 5 == a12) && 3 == a15)) || (((a16 == 8 && a18 <= 134) && 4 <= a15) && 7 == a12)) || (((3 == a15 && !(10 == a16)) && a18 <= 600002) && a12 == 9)) || ((((12 <= a16 && 0 <= a18 + 87) && 3 == a15) && a18 <= 600002) && a12 == 6)) || ((3 == a15 && a12 == 8) && a18 <= 600002)) || (((a16 == 9 && a18 <= 134) && 4 <= a15) && a12 == 8)) || (((a16 <= 10 && 3 == a15) && a18 <= 600002) && a12 == 6)) || (((4 <= a15 && 5 == a12) && a16 <= 10) && a18 <= 600002)) || (a12 == 8 && ((a16 == 8 && 3 == a15) && !(7 == a12)) && !(a12 == 6))) || (((a16 == 8 && 4 <= a15) && a18 <= 600002) && a12 == 9)) || (a16 == 9 && (4 <= a15 && 7 == a12) && a18 <= 600002)) || (((a16 == 8 && 3 == a15) && !(7 == a12)) && a12 == 6)) || ((((!(a16 == 8) && a18 <= 134) && 3 == a15) && !(10 == a16)) && 7 == a12)) || ((a16 <= 11 && (a18 <= 134 && 3 == a15) && a12 == 6) && 0 < a18 + 156)) || (((a16 == 8 && a18 <= 134) && 3 == a15) && !(7 == a12))) || (((a16 == 9 && 3 == a15) && 7 == a12) && a18 <= 600002)) || ((((a16 == 8 && 3 == a15) && !(7 == a12)) && !(a12 == 6)) && a12 == 9) - InvariantResult [Line: 1767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((4 <= a15 && a16 <= 10) && a18 <= 600002) && a12 == 6) || (((12 <= a16 && 5 == a12) && 3 == a15) && a18 <= 600002)) || ((((a16 == 8 && 3 == a15) && !(7 == a12)) && !(a12 == 6)) && a12 == 9)) || ((((0 <= a18 + 87 && !(a16 == 8)) && 5 == a12) && 3 == a15) && a18 <= 600002)) || (((a16 == 9 && a18 <= 134) && 4 <= a15) && a12 == 9)) || ((a16 == 8 && a18 + 87 <= 0) && 3 == a15)) || (((a16 == 9 && a18 <= 134) && 5 == a12) && 3 == a15)) || ((((!(a16 == 8) && a18 <= 134) && 3 == a15) && 7 == a12) && !(10 == a16))) || (((a16 == 8 && a18 <= 134) && 4 <= a15) && 7 == a12)) || (((3 == a15 && !(10 == a16)) && a18 <= 600002) && a12 == 9)) || ((3 == a15 && a12 == 8) && a18 <= 600002)) || ((((12 <= a16 && 0 <= a18 + 87) && 3 == a15) && a18 <= 600002) && a12 == 6)) || (((a16 == 9 && a18 <= 134) && 4 <= a15) && a12 == 8)) || (((a16 <= 10 && 3 == a15) && a18 <= 600002) && a12 == 6)) || (((4 <= a15 && 5 == a12) && a16 <= 10) && a18 <= 600002)) || (((a16 == 8 && 4 <= a15) && a18 <= 600002) && a12 == 9)) || (a16 == 9 && (4 <= a15 && 7 == a12) && a18 <= 600002)) || (((a16 == 8 && a18 <= 134) && 4 <= a15) && a12 == 8)) || (((a16 == 8 && 3 == a15) && !(7 == a12)) && a12 == 6)) || ((a16 <= 11 && (a18 <= 134 && 3 == a15) && a12 == 6) && 0 < a18 + 156)) || (((a16 == 8 && 3 == a15) && !(7 == a12)) && a18 <= 134)) || (((a16 == 9 && 3 == a15) && 7 == a12) && a18 <= 600002)) || ((((a16 == 8 && 3 == a15) && !(7 == a12)) && !(a12 == 6)) && a12 == 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Result: SAFE, OverallTime: 62.9s, OverallIterations: 16, TraceHistogramMax: 11, AutomataDifference: 35.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.2s, HoareTripleCheckerStatistics: 2602 SDtfs, 9332 SDslu, 224 SDs, 0 SdLazy, 28734 SolverSat, 3965 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3709 GetRequests, 3642 SyntacticMatches, 13 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22376occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.5s AutomataMinimizationTime, 16 MinimizatonAttempts, 12533 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 227 NumberOfFragments, 1014 HoareAnnotationTreeSize, 4 FomulaSimplifications, 9457 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 4 FomulaSimplificationsInter, 13156 FormulaSimplificationTreeSizeReductionInter, 3.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 8.5s InterpolantComputationTime, 14899 NumberOfCodeBlocks, 14899 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 14879 ConstructedInterpolants, 57 QuantifiedInterpolants, 32972147 SizeOfPredicates, 6 NumberOfNonLiveVariables, 4210 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 20 InterpolantComputations, 15 PerfectInterpolantSequences, 29764/30344 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...