./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label54.c -s /tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/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 7013b5440d15c52781747fe18e114861ef321ee3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 13:40:34,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:40:34,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:40:34,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:40:34,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:40:34,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:40:34,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:40:34,812 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:40:34,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:40:34,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:40:34,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:40:34,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:40:34,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:40:34,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:40:34,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:40:34,820 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:40:34,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:40:34,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:40:34,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:40:34,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:40:34,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:40:34,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:40:34,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:40:34,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:40:34,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:40:34,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:40:34,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:40:34,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:40:34,833 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:40:34,834 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:40:34,834 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:40:34,835 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:40:34,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:40:34,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:40:34,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:40:34,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:40:34,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:40:34,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:40:34,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:40:34,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:40:34,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:40:34,839 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 13:40:34,850 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:40:34,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:40:34,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:40:34,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:40:34,851 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:40:34,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:40:34,851 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 13:40:34,851 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:40:34,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 13:40:34,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:40:34,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:40:34,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:40:34,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:40:34,852 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 13:40:34,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:40:34,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:40:34,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:40:34,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:40:34,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:40:34,853 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:40:34,853 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:40:34,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:40:34,853 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:40:34,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:40:34,854 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:40:34,854 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 13:40:34,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 13:40:34,854 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:40:34,854 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:40:34,854 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_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/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 -> 7013b5440d15c52781747fe18e114861ef321ee3 [2019-12-07 13:40:34,964 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:40:34,972 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:40:34,974 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:40:34,975 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:40:34,975 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:40:34,976 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label54.c [2019-12-07 13:40:35,013 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/bin/uautomizer/data/8fcd56ed9/779c19fd421c4d999cadc7b658377067/FLAG522f4541b [2019-12-07 13:40:35,458 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:40:35,459 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/sv-benchmarks/c/eca-rers2012/Problem02_label54.c [2019-12-07 13:40:35,468 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/bin/uautomizer/data/8fcd56ed9/779c19fd421c4d999cadc7b658377067/FLAG522f4541b [2019-12-07 13:40:35,476 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/bin/uautomizer/data/8fcd56ed9/779c19fd421c4d999cadc7b658377067 [2019-12-07 13:40:35,478 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:40:35,479 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:40:35,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:40:35,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:40:35,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:40:35,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:40:35" (1/1) ... [2019-12-07 13:40:35,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b1d85b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:40:35, skipping insertion in model container [2019-12-07 13:40:35,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:40:35" (1/1) ... [2019-12-07 13:40:35,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:40:35,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:40:35,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:40:35,757 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 13:40:35,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 13:40:35,823 INFO L208 MainTranslator]: Completed translation [2019-12-07 13:40:35,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:40:35 WrapperNode [2019-12-07 13:40:35,823 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:40:35,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 13:40:35,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 13:40:35,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 13:40:35,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:40:35" (1/1) ... [2019-12-07 13:40:35,842 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:40:35" (1/1) ... [2019-12-07 13:40:35,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 13:40:35,875 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 13:40:35,875 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 13:40:35,875 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 13:40:35,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:40:35" (1/1) ... [2019-12-07 13:40:35,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:40:35" (1/1) ... [2019-12-07 13:40:35,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:40:35" (1/1) ... [2019-12-07 13:40:35,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:40:35" (1/1) ... [2019-12-07 13:40:35,900 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:40:35" (1/1) ... [2019-12-07 13:40:35,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:40:35" (1/1) ... [2019-12-07 13:40:35,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:40:35" (1/1) ... [2019-12-07 13:40:35,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 13:40:35,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 13:40:35,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 13:40:35,917 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 13:40:35,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:40:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:40:35,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 13:40:35,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 13:40:36,571 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 13:40:36,571 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 13:40:36,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:40:36 BoogieIcfgContainer [2019-12-07 13:40:36,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 13:40:36,573 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 13:40:36,573 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 13:40:36,575 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 13:40:36,575 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:40:35" (1/3) ... [2019-12-07 13:40:36,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40455133 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:40:36, skipping insertion in model container [2019-12-07 13:40:36,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:40:35" (2/3) ... [2019-12-07 13:40:36,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40455133 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:40:36, skipping insertion in model container [2019-12-07 13:40:36,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:40:36" (3/3) ... [2019-12-07 13:40:36,577 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label54.c [2019-12-07 13:40:36,584 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 13:40:36,589 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 13:40:36,596 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 13:40:36,613 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 13:40:36,613 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 13:40:36,613 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 13:40:36,613 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 13:40:36,613 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 13:40:36,613 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 13:40:36,613 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 13:40:36,613 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 13:40:36,628 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2019-12-07 13:40:36,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-12-07 13:40:36,635 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:40:36,636 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:40:36,636 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:40:36,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:40:36,640 INFO L82 PathProgramCache]: Analyzing trace with hash -1695579141, now seen corresponding path program 1 times [2019-12-07 13:40:36,646 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:40:36,646 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361922472] [2019-12-07 13:40:36,646 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:40:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:40:36,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:40:36,875 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361922472] [2019-12-07 13:40:36,875 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:40:36,875 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 13:40:36,877 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344182969] [2019-12-07 13:40:36,880 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 13:40:36,880 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:40:36,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:40:36,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:40:36,891 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 3 states. [2019-12-07 13:40:37,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:40:37,433 INFO L93 Difference]: Finished difference Result 601 states and 1035 transitions. [2019-12-07 13:40:37,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:40:37,434 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2019-12-07 13:40:37,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:40:37,445 INFO L225 Difference]: With dead ends: 601 [2019-12-07 13:40:37,445 INFO L226 Difference]: Without dead ends: 310 [2019-12-07 13:40:37,448 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:40:37,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2019-12-07 13:40:37,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 310. [2019-12-07 13:40:37,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2019-12-07 13:40:37,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 444 transitions. [2019-12-07 13:40:37,494 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 444 transitions. Word has length 101 [2019-12-07 13:40:37,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:40:37,495 INFO L462 AbstractCegarLoop]: Abstraction has 310 states and 444 transitions. [2019-12-07 13:40:37,495 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 13:40:37,495 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 444 transitions. [2019-12-07 13:40:37,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-12-07 13:40:37,499 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:40:37,499 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-12-07 13:40:37,500 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:40:37,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:40:37,500 INFO L82 PathProgramCache]: Analyzing trace with hash -292589926, now seen corresponding path program 1 times [2019-12-07 13:40:37,500 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:40:37,501 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766494907] [2019-12-07 13:40:37,501 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:40:37,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:40:37,572 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:40:37,573 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766494907] [2019-12-07 13:40:37,573 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:40:37,573 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:40:37,573 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809299448] [2019-12-07 13:40:37,575 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:40:37,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:40:37,575 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:40:37,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:40:37,576 INFO L87 Difference]: Start difference. First operand 310 states and 444 transitions. Second operand 4 states. [2019-12-07 13:40:38,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:40:38,120 INFO L93 Difference]: Finished difference Result 1200 states and 1733 transitions. [2019-12-07 13:40:38,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:40:38,121 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2019-12-07 13:40:38,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:40:38,125 INFO L225 Difference]: With dead ends: 1200 [2019-12-07 13:40:38,125 INFO L226 Difference]: Without dead ends: 892 [2019-12-07 13:40:38,127 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:40:38,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2019-12-07 13:40:38,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 593. [2019-12-07 13:40:38,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 593 states. [2019-12-07 13:40:38,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 827 transitions. [2019-12-07 13:40:38,149 INFO L78 Accepts]: Start accepts. Automaton has 593 states and 827 transitions. Word has length 119 [2019-12-07 13:40:38,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:40:38,150 INFO L462 AbstractCegarLoop]: Abstraction has 593 states and 827 transitions. [2019-12-07 13:40:38,150 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:40:38,150 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 827 transitions. [2019-12-07 13:40:38,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-12-07 13:40:38,152 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:40:38,153 INFO L410 BasicCegarLoop]: trace histogram [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] [2019-12-07 13:40:38,153 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:40:38,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:40:38,153 INFO L82 PathProgramCache]: Analyzing trace with hash 566132794, now seen corresponding path program 1 times [2019-12-07 13:40:38,153 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:40:38,153 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347673507] [2019-12-07 13:40:38,154 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:40:38,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:40:38,211 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:40:38,212 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347673507] [2019-12-07 13:40:38,212 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:40:38,212 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:40:38,212 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275865260] [2019-12-07 13:40:38,213 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:40:38,213 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:40:38,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:40:38,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:40:38,213 INFO L87 Difference]: Start difference. First operand 593 states and 827 transitions. Second operand 4 states. [2019-12-07 13:40:38,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:40:38,863 INFO L93 Difference]: Finished difference Result 2316 states and 3244 transitions. [2019-12-07 13:40:38,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:40:38,863 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 120 [2019-12-07 13:40:38,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:40:38,872 INFO L225 Difference]: With dead ends: 2316 [2019-12-07 13:40:38,873 INFO L226 Difference]: Without dead ends: 1725 [2019-12-07 13:40:38,874 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:40:38,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1725 states. [2019-12-07 13:40:38,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1725 to 1151. [2019-12-07 13:40:38,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1151 states. [2019-12-07 13:40:38,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 1151 states and 1548 transitions. [2019-12-07 13:40:38,906 INFO L78 Accepts]: Start accepts. Automaton has 1151 states and 1548 transitions. Word has length 120 [2019-12-07 13:40:38,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:40:38,906 INFO L462 AbstractCegarLoop]: Abstraction has 1151 states and 1548 transitions. [2019-12-07 13:40:38,906 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:40:38,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1548 transitions. [2019-12-07 13:40:38,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-12-07 13:40:38,909 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:40:38,910 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-12-07 13:40:38,910 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:40:38,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:40:38,910 INFO L82 PathProgramCache]: Analyzing trace with hash -157142321, now seen corresponding path program 1 times [2019-12-07 13:40:38,910 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:40:38,911 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869713208] [2019-12-07 13:40:38,911 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:40:38,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:40:38,966 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:40:38,967 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869713208] [2019-12-07 13:40:38,967 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:40:38,967 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 13:40:38,967 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364657526] [2019-12-07 13:40:38,968 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:40:38,968 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:40:38,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:40:38,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:40:38,968 INFO L87 Difference]: Start difference. First operand 1151 states and 1548 transitions. Second operand 4 states. [2019-12-07 13:40:39,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:40:39,587 INFO L93 Difference]: Finished difference Result 3563 states and 4698 transitions. [2019-12-07 13:40:39,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:40:39,588 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 123 [2019-12-07 13:40:39,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:40:39,596 INFO L225 Difference]: With dead ends: 3563 [2019-12-07 13:40:39,597 INFO L226 Difference]: Without dead ends: 2414 [2019-12-07 13:40:39,598 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 [2019-12-07 13:40:39,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2414 states. [2019-12-07 13:40:39,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2414 to 2131. [2019-12-07 13:40:39,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2131 states. [2019-12-07 13:40:39,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 2131 states and 2618 transitions. [2019-12-07 13:40:39,636 INFO L78 Accepts]: Start accepts. Automaton has 2131 states and 2618 transitions. Word has length 123 [2019-12-07 13:40:39,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:40:39,636 INFO L462 AbstractCegarLoop]: Abstraction has 2131 states and 2618 transitions. [2019-12-07 13:40:39,637 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:40:39,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2618 transitions. [2019-12-07 13:40:39,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-12-07 13:40:39,640 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:40:39,652 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2019-12-07 13:40:39,652 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:40:39,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:40:39,653 INFO L82 PathProgramCache]: Analyzing trace with hash -920596231, now seen corresponding path program 1 times [2019-12-07 13:40:39,653 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:40:39,653 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088266201] [2019-12-07 13:40:39,653 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:40:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:40:39,736 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-07 13:40:39,736 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088266201] [2019-12-07 13:40:39,736 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:40:39,737 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 13:40:39,737 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640770545] [2019-12-07 13:40:39,737 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:40:39,737 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:40:39,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:40:39,738 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:40:39,738 INFO L87 Difference]: Start difference. First operand 2131 states and 2618 transitions. Second operand 4 states. [2019-12-07 13:40:40,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:40:40,300 INFO L93 Difference]: Finished difference Result 5105 states and 6307 transitions. [2019-12-07 13:40:40,301 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:40:40,301 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 128 [2019-12-07 13:40:40,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:40:40,310 INFO L225 Difference]: With dead ends: 5105 [2019-12-07 13:40:40,310 INFO L226 Difference]: Without dead ends: 2414 [2019-12-07 13:40:40,312 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:40:40,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2414 states. [2019-12-07 13:40:40,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2414 to 2410. [2019-12-07 13:40:40,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2410 states. [2019-12-07 13:40:40,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 2410 states and 2692 transitions. [2019-12-07 13:40:40,344 INFO L78 Accepts]: Start accepts. Automaton has 2410 states and 2692 transitions. Word has length 128 [2019-12-07 13:40:40,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:40:40,344 INFO L462 AbstractCegarLoop]: Abstraction has 2410 states and 2692 transitions. [2019-12-07 13:40:40,344 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:40:40,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 2692 transitions. [2019-12-07 13:40:40,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-12-07 13:40:40,347 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:40:40,347 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:40:40,348 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:40:40,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:40:40,348 INFO L82 PathProgramCache]: Analyzing trace with hash -91008860, now seen corresponding path program 1 times [2019-12-07 13:40:40,348 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:40:40,348 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260515047] [2019-12-07 13:40:40,348 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:40:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:40:40,379 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-12-07 13:40:40,379 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260515047] [2019-12-07 13:40:40,379 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:40:40,380 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:40:40,380 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797120630] [2019-12-07 13:40:40,380 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:40:40,380 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:40:40,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:40:40,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:40:40,381 INFO L87 Difference]: Start difference. First operand 2410 states and 2692 transitions. Second operand 4 states. [2019-12-07 13:40:40,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:40:40,676 INFO L93 Difference]: Finished difference Result 4526 states and 5047 transitions. [2019-12-07 13:40:40,676 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:40:40,676 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 140 [2019-12-07 13:40:40,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:40:40,684 INFO L225 Difference]: With dead ends: 4526 [2019-12-07 13:40:40,685 INFO L226 Difference]: Without dead ends: 2117 [2019-12-07 13:40:40,687 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:40:40,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2117 states. [2019-12-07 13:40:40,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2117 to 1557. [2019-12-07 13:40:40,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1557 states. [2019-12-07 13:40:40,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1557 states and 1702 transitions. [2019-12-07 13:40:40,709 INFO L78 Accepts]: Start accepts. Automaton has 1557 states and 1702 transitions. Word has length 140 [2019-12-07 13:40:40,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:40:40,709 INFO L462 AbstractCegarLoop]: Abstraction has 1557 states and 1702 transitions. [2019-12-07 13:40:40,709 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:40:40,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1702 transitions. [2019-12-07 13:40:40,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-12-07 13:40:40,712 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:40:40,712 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, 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] [2019-12-07 13:40:40,712 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:40:40,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:40:40,712 INFO L82 PathProgramCache]: Analyzing trace with hash -1260894349, now seen corresponding path program 1 times [2019-12-07 13:40:40,712 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:40:40,713 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105473565] [2019-12-07 13:40:40,713 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:40:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:40:40,948 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:40:40,949 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105473565] [2019-12-07 13:40:40,949 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:40:40,949 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 13:40:40,949 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898490574] [2019-12-07 13:40:40,949 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 13:40:40,950 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:40:40,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 13:40:40,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-12-07 13:40:40,950 INFO L87 Difference]: Start difference. First operand 1557 states and 1702 transitions. Second operand 7 states. [2019-12-07 13:40:41,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:40:41,595 INFO L93 Difference]: Finished difference Result 3266 states and 3576 transitions. [2019-12-07 13:40:41,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 13:40:41,595 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 169 [2019-12-07 13:40:41,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:40:41,601 INFO L225 Difference]: With dead ends: 3266 [2019-12-07 13:40:41,601 INFO L226 Difference]: Without dead ends: 1571 [2019-12-07 13:40:41,602 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2019-12-07 13:40:41,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1571 states. [2019-12-07 13:40:41,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1571 to 1417. [2019-12-07 13:40:41,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1417 states. [2019-12-07 13:40:41,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1417 states and 1553 transitions. [2019-12-07 13:40:41,619 INFO L78 Accepts]: Start accepts. Automaton has 1417 states and 1553 transitions. Word has length 169 [2019-12-07 13:40:41,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:40:41,619 INFO L462 AbstractCegarLoop]: Abstraction has 1417 states and 1553 transitions. [2019-12-07 13:40:41,619 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 13:40:41,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1553 transitions. [2019-12-07 13:40:41,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-12-07 13:40:41,621 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:40:41,622 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 13:40:41,622 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:40:41,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:40:41,622 INFO L82 PathProgramCache]: Analyzing trace with hash 992818194, now seen corresponding path program 1 times [2019-12-07 13:40:41,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:40:41,622 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198375678] [2019-12-07 13:40:41,622 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:40:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:40:41,721 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 13:40:41,722 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198375678] [2019-12-07 13:40:41,722 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:40:41,722 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 13:40:41,722 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550632472] [2019-12-07 13:40:41,723 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 13:40:41,723 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:40:41,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 13:40:41,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 13:40:41,724 INFO L87 Difference]: Start difference. First operand 1417 states and 1553 transitions. Second operand 4 states. [2019-12-07 13:40:42,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:40:42,203 INFO L93 Difference]: Finished difference Result 2691 states and 2953 transitions. [2019-12-07 13:40:42,204 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 13:40:42,204 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 178 [2019-12-07 13:40:42,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:40:42,209 INFO L225 Difference]: With dead ends: 2691 [2019-12-07 13:40:42,209 INFO L226 Difference]: Without dead ends: 1136 [2019-12-07 13:40:42,211 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 [2019-12-07 13:40:42,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1136 states. [2019-12-07 13:40:42,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1136 to 1135. [2019-12-07 13:40:42,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1135 states. [2019-12-07 13:40:42,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1216 transitions. [2019-12-07 13:40:42,229 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1216 transitions. Word has length 178 [2019-12-07 13:40:42,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:40:42,229 INFO L462 AbstractCegarLoop]: Abstraction has 1135 states and 1216 transitions. [2019-12-07 13:40:42,229 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 13:40:42,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1216 transitions. [2019-12-07 13:40:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-12-07 13:40:42,232 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 13:40:42,232 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-12-07 13:40:42,233 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 13:40:42,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 13:40:42,233 INFO L82 PathProgramCache]: Analyzing trace with hash -751837008, now seen corresponding path program 1 times [2019-12-07 13:40:42,233 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 13:40:42,233 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569682496] [2019-12-07 13:40:42,233 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 13:40:42,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 13:40:42,315 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-07 13:40:42,315 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569682496] [2019-12-07 13:40:42,316 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 13:40:42,316 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 13:40:42,316 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017936916] [2019-12-07 13:40:42,316 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 13:40:42,317 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 13:40:42,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 13:40:42,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:40:42,317 INFO L87 Difference]: Start difference. First operand 1135 states and 1216 transitions. Second operand 3 states. [2019-12-07 13:40:42,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 13:40:42,540 INFO L93 Difference]: Finished difference Result 2268 states and 2425 transitions. [2019-12-07 13:40:42,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 13:40:42,540 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2019-12-07 13:40:42,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 13:40:42,540 INFO L225 Difference]: With dead ends: 2268 [2019-12-07 13:40:42,540 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 13:40:42,542 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 13:40:42,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 13:40:42,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 13:40:42,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 13:40:42,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 13:40:42,542 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 199 [2019-12-07 13:40:42,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 13:40:42,543 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 13:40:42,543 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 13:40:42,543 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 13:40:42,543 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 13:40:42,544 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 13:40:42,777 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 33 [2019-12-07 13:40:42,940 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 33 [2019-12-07 13:40:42,943 INFO L246 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,943 INFO L246 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,943 INFO L246 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,943 INFO L246 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2019-12-07 13:40:42,943 INFO L246 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2019-12-07 13:40:42,943 INFO L246 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2019-12-07 13:40:42,943 INFO L246 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2019-12-07 13:40:42,943 INFO L246 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2019-12-07 13:40:42,943 INFO L246 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2019-12-07 13:40:42,943 INFO L246 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2019-12-07 13:40:42,943 INFO L246 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,943 INFO L246 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,943 INFO L246 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,944 INFO L246 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2019-12-07 13:40:42,944 INFO L246 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2019-12-07 13:40:42,944 INFO L246 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2019-12-07 13:40:42,944 INFO L246 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2019-12-07 13:40:42,944 INFO L246 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2019-12-07 13:40:42,944 INFO L246 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2019-12-07 13:40:42,944 INFO L246 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2019-12-07 13:40:42,944 INFO L246 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,944 INFO L246 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,944 INFO L246 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,944 INFO L246 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2019-12-07 13:40:42,944 INFO L246 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2019-12-07 13:40:42,944 INFO L246 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,945 INFO L246 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,946 INFO L246 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,946 INFO L246 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2019-12-07 13:40:42,946 INFO L246 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2019-12-07 13:40:42,946 INFO L246 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2019-12-07 13:40:42,946 INFO L246 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2019-12-07 13:40:42,946 INFO L246 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2019-12-07 13:40:42,946 INFO L246 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2019-12-07 13:40:42,946 INFO L246 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2019-12-07 13:40:42,946 INFO L246 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2019-12-07 13:40:42,946 INFO L246 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,946 INFO L246 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,947 INFO L246 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,947 INFO L246 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2019-12-07 13:40:42,947 INFO L246 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2019-12-07 13:40:42,947 INFO L246 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2019-12-07 13:40:42,947 INFO L246 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2019-12-07 13:40:42,947 INFO L246 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2019-12-07 13:40:42,947 INFO L246 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2019-12-07 13:40:42,947 INFO L246 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2019-12-07 13:40:42,947 INFO L246 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2019-12-07 13:40:42,947 INFO L246 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2019-12-07 13:40:42,947 INFO L246 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,948 INFO L246 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,948 INFO L246 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,948 INFO L246 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2019-12-07 13:40:42,948 INFO L246 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2019-12-07 13:40:42,948 INFO L246 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2019-12-07 13:40:42,948 INFO L246 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2019-12-07 13:40:42,948 INFO L246 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2019-12-07 13:40:42,948 INFO L246 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2019-12-07 13:40:42,948 INFO L246 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,948 INFO L246 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,948 INFO L246 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,948 INFO L246 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2019-12-07 13:40:42,949 INFO L246 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2019-12-07 13:40:42,949 INFO L246 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2019-12-07 13:40:42,949 INFO L246 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2019-12-07 13:40:42,949 INFO L246 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2019-12-07 13:40:42,949 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 13:40:42,949 INFO L246 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2019-12-07 13:40:42,949 INFO L246 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2019-12-07 13:40:42,949 INFO L246 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2019-12-07 13:40:42,949 INFO L246 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,949 INFO L246 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,949 INFO L246 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,950 INFO L246 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2019-12-07 13:40:42,950 INFO L246 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2019-12-07 13:40:42,950 INFO L246 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2019-12-07 13:40:42,950 INFO L246 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2019-12-07 13:40:42,950 INFO L246 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2019-12-07 13:40:42,950 INFO L246 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,950 INFO L246 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,950 INFO L246 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,950 INFO L246 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2019-12-07 13:40:42,950 INFO L246 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2019-12-07 13:40:42,950 INFO L246 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2019-12-07 13:40:42,951 INFO L246 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2019-12-07 13:40:42,951 INFO L246 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2019-12-07 13:40:42,951 INFO L246 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2019-12-07 13:40:42,951 INFO L246 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2019-12-07 13:40:42,951 INFO L246 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2019-12-07 13:40:42,951 INFO L246 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2019-12-07 13:40:42,951 INFO L246 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2019-12-07 13:40:42,951 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 13:40:42,951 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 475) no Hoare annotation was computed. [2019-12-07 13:40:42,951 INFO L246 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2019-12-07 13:40:42,951 INFO L246 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,952 INFO L246 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,952 INFO L246 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2019-12-07 13:40:42,952 INFO L246 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2019-12-07 13:40:42,952 INFO L246 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2019-12-07 13:40:42,952 INFO L246 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2019-12-07 13:40:42,952 INFO L246 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2019-12-07 13:40:42,952 INFO L246 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2019-12-07 13:40:42,952 INFO L246 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2019-12-07 13:40:42,952 INFO L246 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2019-12-07 13:40:42,952 INFO L246 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2019-12-07 13:40:42,953 INFO L242 CegarLoopResult]: At program point L597(lines 29 598) the Hoare annotation is: (let ((.cse8 (= ~a28~0 9)) (.cse9 (= ~a11~0 1)) (.cse7 (= ~a25~0 1))) (let ((.cse4 (= ~a28~0 10)) (.cse0 (not .cse7)) (.cse5 (= ~a19~0 1)) (.cse1 (= ~a17~0 8)) (.cse10 (not .cse9)) (.cse2 (not .cse8)) (.cse3 (not (= ~a28~0 11))) (.cse6 (<= ~a17~0 8))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5) (and .cse5 .cse6 .cse7 .cse3) (and .cse8 .cse1 .cse5) (and .cse4 .cse0 .cse9 .cse6) (and .cse5 .cse1 .cse10 .cse7) (and .cse1 .cse10 .cse2 .cse3) (and .cse8 .cse7 .cse6)))) [2019-12-07 13:40:42,953 INFO L246 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,953 INFO L246 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,953 INFO L246 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2019-12-07 13:40:42,953 INFO L246 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2019-12-07 13:40:42,953 INFO L246 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2019-12-07 13:40:42,953 INFO L246 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2019-12-07 13:40:42,953 INFO L246 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2019-12-07 13:40:42,953 INFO L246 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2019-12-07 13:40:42,954 INFO L249 CegarLoopResult]: At program point L600(lines 600 617) the Hoare annotation is: true [2019-12-07 13:40:42,954 INFO L246 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,954 INFO L246 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,954 INFO L246 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2019-12-07 13:40:42,954 INFO L246 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2019-12-07 13:40:42,954 INFO L246 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2019-12-07 13:40:42,954 INFO L246 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2019-12-07 13:40:42,954 INFO L246 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2019-12-07 13:40:42,954 INFO L246 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2019-12-07 13:40:42,954 INFO L246 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2019-12-07 13:40:42,954 INFO L246 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2019-12-07 13:40:42,955 INFO L246 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2019-12-07 13:40:42,955 INFO L246 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,955 INFO L246 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,955 INFO L246 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2019-12-07 13:40:42,955 INFO L246 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2019-12-07 13:40:42,955 INFO L246 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2019-12-07 13:40:42,955 INFO L246 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2019-12-07 13:40:42,955 INFO L246 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2019-12-07 13:40:42,955 INFO L246 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2019-12-07 13:40:42,956 INFO L242 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse8 (= ~a28~0 9)) (.cse9 (= ~a11~0 1)) (.cse7 (= ~a25~0 1))) (let ((.cse4 (= ~a28~0 10)) (.cse0 (not .cse7)) (.cse5 (= ~a19~0 1)) (.cse1 (= ~a17~0 8)) (.cse10 (not .cse9)) (.cse2 (not .cse8)) (.cse3 (not (= ~a28~0 11))) (.cse6 (<= ~a17~0 8))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5) (and .cse5 .cse6 .cse7 .cse3) (and .cse8 .cse1 .cse5) (and .cse4 .cse0 .cse9 .cse6) (and .cse5 .cse1 .cse10 .cse7) (and .cse1 .cse10 .cse2 .cse3) (and .cse8 .cse7 .cse6)))) [2019-12-07 13:40:42,956 INFO L246 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,956 INFO L246 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,956 INFO L246 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2019-12-07 13:40:42,956 INFO L246 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2019-12-07 13:40:42,956 INFO L246 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2019-12-07 13:40:42,956 INFO L246 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2019-12-07 13:40:42,956 INFO L246 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2019-12-07 13:40:42,956 INFO L246 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,956 INFO L246 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,956 INFO L246 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2019-12-07 13:40:42,957 INFO L246 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2019-12-07 13:40:42,957 INFO L246 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2019-12-07 13:40:42,957 INFO L246 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2019-12-07 13:40:42,957 INFO L246 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2019-12-07 13:40:42,957 INFO L246 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2019-12-07 13:40:42,957 INFO L246 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2019-12-07 13:40:42,957 INFO L246 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-12-07 13:40:42,957 INFO L246 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2019-12-07 13:40:42,957 INFO L246 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,957 INFO L246 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,957 INFO L246 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2019-12-07 13:40:42,958 INFO L246 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,958 INFO L246 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2019-12-07 13:40:42,958 INFO L246 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2019-12-07 13:40:42,958 INFO L246 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2019-12-07 13:40:42,958 INFO L246 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2019-12-07 13:40:42,958 INFO L246 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2019-12-07 13:40:42,958 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 13:40:42,958 INFO L246 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2019-12-07 13:40:42,958 INFO L246 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,958 INFO L246 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,958 INFO L246 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,958 INFO L246 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2019-12-07 13:40:42,959 INFO L246 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2019-12-07 13:40:42,959 INFO L246 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2019-12-07 13:40:42,959 INFO L246 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2019-12-07 13:40:42,959 INFO L246 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2019-12-07 13:40:42,959 INFO L246 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,959 INFO L246 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,959 INFO L246 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,959 INFO L246 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2019-12-07 13:40:42,959 INFO L246 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2019-12-07 13:40:42,959 INFO L246 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2019-12-07 13:40:42,959 INFO L246 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2019-12-07 13:40:42,959 INFO L246 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2019-12-07 13:40:42,960 INFO L246 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2019-12-07 13:40:42,960 INFO L246 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,960 INFO L246 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,960 INFO L246 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,960 INFO L246 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2019-12-07 13:40:42,960 INFO L246 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2019-12-07 13:40:42,960 INFO L246 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2019-12-07 13:40:42,960 INFO L246 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2019-12-07 13:40:42,960 INFO L246 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2019-12-07 13:40:42,960 INFO L246 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2019-12-07 13:40:42,960 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 13:40:42,960 INFO L246 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2019-12-07 13:40:42,961 INFO L246 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2019-12-07 13:40:42,961 INFO L246 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,961 INFO L246 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,961 INFO L246 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,961 INFO L246 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2019-12-07 13:40:42,961 INFO L246 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2019-12-07 13:40:42,961 INFO L246 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2019-12-07 13:40:42,961 INFO L246 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2019-12-07 13:40:42,961 INFO L246 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2019-12-07 13:40:42,961 INFO L246 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,961 INFO L246 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,961 INFO L246 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2019-12-07 13:40:42,962 INFO L246 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2019-12-07 13:40:42,962 INFO L246 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2019-12-07 13:40:42,962 INFO L246 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2019-12-07 13:40:42,962 INFO L246 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2019-12-07 13:40:42,962 INFO L246 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2019-12-07 13:40:42,962 INFO L246 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2019-12-07 13:40:42,962 INFO L246 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2019-12-07 13:40:42,962 INFO L246 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2019-12-07 13:40:42,962 INFO L246 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2019-12-07 13:40:42,962 INFO L246 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2019-12-07 13:40:42,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:40:42 BoogieIcfgContainer [2019-12-07 13:40:42,982 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 13:40:42,983 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 13:40:42,983 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 13:40:42,983 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 13:40:42,983 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:40:36" (3/4) ... [2019-12-07 13:40:42,986 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 13:40:43,004 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-12-07 13:40:43,005 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 13:40:43,112 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_3a68f1e8-b498-4a6c-ba36-be9d2ff60af1/bin/uautomizer/witness.graphml [2019-12-07 13:40:43,112 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 13:40:43,113 INFO L168 Benchmark]: Toolchain (without parser) took 7634.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 219.2 MB). Free memory was 939.3 MB in the beginning and 858.1 MB in the end (delta: 81.3 MB). Peak memory consumption was 300.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:40:43,114 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:40:43,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 343.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -122.2 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2019-12-07 13:40:43,114 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:40:43,115 INFO L168 Benchmark]: Boogie Preprocessor took 41.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:40:43,115 INFO L168 Benchmark]: RCFGBuilder took 655.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 938.8 MB in the end (delta: 112.0 MB). Peak memory consumption was 112.0 MB. Max. memory is 11.5 GB. [2019-12-07 13:40:43,115 INFO L168 Benchmark]: TraceAbstraction took 6409.27 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 933.5 MB in the beginning and 877.5 MB in the end (delta: 56.0 MB). Peak memory consumption was 186.6 MB. Max. memory is 11.5 GB. [2019-12-07 13:40:43,116 INFO L168 Benchmark]: Witness Printer took 129.53 ms. Allocated memory is still 1.2 GB. Free memory was 877.5 MB in the beginning and 858.1 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2019-12-07 13:40:43,118 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 343.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 88.6 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -122.2 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 655.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 938.8 MB in the end (delta: 112.0 MB). Peak memory consumption was 112.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6409.27 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 933.5 MB in the beginning and 877.5 MB in the end (delta: 56.0 MB). Peak memory consumption was 186.6 MB. Max. memory is 11.5 GB. * Witness Printer took 129.53 ms. Allocated memory is still 1.2 GB. Free memory was 877.5 MB in the beginning and 858.1 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 475]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((!(a25 == 1) && a17 == 8) && !(a28 == 9)) && !(a28 == 11)) || (a28 == 10 && a19 == 1)) || (((a19 == 1 && a17 <= 8) && a25 == 1) && !(a28 == 11))) || ((a28 == 9 && a17 == 8) && a19 == 1)) || (((a28 == 10 && !(a25 == 1)) && a11 == 1) && a17 <= 8)) || (((a19 == 1 && a17 == 8) && !(a11 == 1)) && a25 == 1)) || (((a17 == 8 && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 11))) || ((a28 == 9 && a25 == 1) && a17 <= 8) - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((((((((!(a25 == 1) && a17 == 8) && !(a28 == 9)) && !(a28 == 11)) || (a28 == 10 && a19 == 1)) || (((a19 == 1 && a17 <= 8) && a25 == 1) && !(a28 == 11))) || ((a28 == 9 && a17 == 8) && a19 == 1)) || (((a28 == 10 && !(a25 == 1)) && a11 == 1) && a17 <= 8)) || (((a19 == 1 && a17 == 8) && !(a11 == 1)) && a25 == 1)) || (((a17 == 8 && !(a11 == 1)) && !(a28 == 9)) && !(a28 == 11))) || ((a28 == 9 && a25 == 1) && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 5.9s, OverallIterations: 9, TraceHistogramMax: 4, AutomataDifference: 4.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 803 SDtfs, 2334 SDslu, 259 SDs, 0 SdLazy, 5614 SolverSat, 808 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 13 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2410occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 1875 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 35 NumberOfFragments, 205 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1442 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 822 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 1277 NumberOfCodeBlocks, 1277 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1268 ConstructedInterpolants, 0 QuantifiedInterpolants, 617302 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 420/420 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...