./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label21.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5651aca6e08aaca6459de8c8558e63d76a6dbcd2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:34:00,436 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:34:00,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:34:00,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:34:00,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:34:00,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:34:00,525 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:34:00,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:34:00,540 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:34:00,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:34:00,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:34:00,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:34:00,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:34:00,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:34:00,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:34:00,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:34:00,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:34:00,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:34:00,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:34:00,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:34:00,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:34:00,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:34:00,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:34:00,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:34:00,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:34:00,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:34:00,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:34:00,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:34:00,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:34:00,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:34:00,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:34:00,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:34:00,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:34:00,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:34:00,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:34:00,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:34:00,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:34:00,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:34:00,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:34:00,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:34:00,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:34:00,585 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 20:34:00,611 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:34:00,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:34:00,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:34:00,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:34:00,614 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:34:00,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:34:00,614 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:34:00,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:34:00,615 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:34:00,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:34:00,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:34:00,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:34:00,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:34:00,617 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:34:00,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:34:00,618 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:34:00,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:34:00,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:34:00,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:34:00,619 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:34:00,619 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:34:00,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:34:00,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:34:00,621 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:34:00,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:34:00,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:34:00,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:34:00,622 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:34:00,623 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:34:00,623 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5651aca6e08aaca6459de8c8558e63d76a6dbcd2 [2020-11-29 20:34:00,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:34:00,922 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:34:00,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:34:00,926 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:34:00,928 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:34:00,929 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2020-11-29 20:34:01,010 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/data/526768682/d9c5dc0e2725430abb809f64fc7f9c66/FLAGe35f8a481 [2020-11-29 20:34:01,743 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:34:01,744 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/sv-benchmarks/c/eca-rers2012/Problem17_label21.c [2020-11-29 20:34:01,772 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/data/526768682/d9c5dc0e2725430abb809f64fc7f9c66/FLAGe35f8a481 [2020-11-29 20:34:01,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/data/526768682/d9c5dc0e2725430abb809f64fc7f9c66 [2020-11-29 20:34:01,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:34:01,887 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:34:01,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:34:01,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:34:01,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:34:01,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:34:01" (1/1) ... [2020-11-29 20:34:01,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e00b45b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:34:01, skipping insertion in model container [2020-11-29 20:34:01,897 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:34:01" (1/1) ... [2020-11-29 20:34:01,904 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:34:02,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:34:03,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:34:03,072 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:34:03,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:34:03,519 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:34:03,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:34:03 WrapperNode [2020-11-29 20:34:03,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:34:03,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:34:03,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:34:03,521 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:34:03,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:34:03" (1/1) ... [2020-11-29 20:34:03,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:34:03" (1/1) ... [2020-11-29 20:34:03,897 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:34:03,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:34:03,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:34:03,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:34:03,909 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:34:03" (1/1) ... [2020-11-29 20:34:03,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:34:03" (1/1) ... [2020-11-29 20:34:04,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:34:03" (1/1) ... [2020-11-29 20:34:04,029 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:34:03" (1/1) ... [2020-11-29 20:34:04,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:34:03" (1/1) ... [2020-11-29 20:34:04,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:34:03" (1/1) ... [2020-11-29 20:34:04,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:34:03" (1/1) ... [2020-11-29 20:34:04,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:34:04,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:34:04,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:34:04,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:34:04,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:34:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/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 [2020-11-29 20:34:04,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 20:34:04,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:34:04,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:34:04,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:34:11,431 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:34:11,432 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-11-29 20:34:11,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:34:11 BoogieIcfgContainer [2020-11-29 20:34:11,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:34:11,436 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 20:34:11,436 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 20:34:11,443 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 20:34:11,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 08:34:01" (1/3) ... [2020-11-29 20:34:11,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@293ab63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:34:11, skipping insertion in model container [2020-11-29 20:34:11,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:34:03" (2/3) ... [2020-11-29 20:34:11,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@293ab63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:34:11, skipping insertion in model container [2020-11-29 20:34:11,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:34:11" (3/3) ... [2020-11-29 20:34:11,446 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem17_label21.c [2020-11-29 20:34:11,456 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 20:34:11,461 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 20:34:11,473 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 20:34:11,513 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 20:34:11,513 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 20:34:11,513 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 20:34:11,513 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 20:34:11,514 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 20:34:11,514 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 20:34:11,514 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 20:34:11,514 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 20:34:11,546 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states. [2020-11-29 20:34:11,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-29 20:34:11,555 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:34:11,556 INFO L422 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] [2020-11-29 20:34:11,557 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:34:11,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:34:11,562 INFO L82 PathProgramCache]: Analyzing trace with hash 118092897, now seen corresponding path program 1 times [2020-11-29 20:34:11,572 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:34:11,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314046310] [2020-11-29 20:34:11,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:34:11,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:34:11,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:34:11,945 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314046310] [2020-11-29 20:34:11,947 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:34:11,947 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 20:34:11,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010811356] [2020-11-29 20:34:11,952 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:34:11,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:34:11,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:34:11,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:34:11,969 INFO L87 Difference]: Start difference. First operand 591 states. Second operand 3 states. [2020-11-29 20:34:16,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:34:16,541 INFO L93 Difference]: Finished difference Result 1643 states and 3025 transitions. [2020-11-29 20:34:16,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:34:16,543 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 59 [2020-11-29 20:34:16,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:34:16,575 INFO L225 Difference]: With dead ends: 1643 [2020-11-29 20:34:16,575 INFO L226 Difference]: Without dead ends: 975 [2020-11-29 20:34:16,582 INFO L677 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 [2020-11-29 20:34:16,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 975 states. [2020-11-29 20:34:16,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 975 to 972. [2020-11-29 20:34:16,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 972 states. [2020-11-29 20:34:16,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 972 states and 1464 transitions. [2020-11-29 20:34:16,679 INFO L78 Accepts]: Start accepts. Automaton has 972 states and 1464 transitions. Word has length 59 [2020-11-29 20:34:16,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:34:16,679 INFO L481 AbstractCegarLoop]: Abstraction has 972 states and 1464 transitions. [2020-11-29 20:34:16,680 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:34:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1464 transitions. [2020-11-29 20:34:16,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-11-29 20:34:16,686 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:34:16,686 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:34:16,686 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 20:34:16,687 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:34:16,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:34:16,687 INFO L82 PathProgramCache]: Analyzing trace with hash -1123771694, now seen corresponding path program 1 times [2020-11-29 20:34:16,688 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:34:16,688 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453110135] [2020-11-29 20:34:16,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:34:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:34:16,900 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:34:16,900 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453110135] [2020-11-29 20:34:16,901 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:34:16,901 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:34:16,901 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707428842] [2020-11-29 20:34:16,903 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:34:16,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:34:16,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:34:16,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:34:16,906 INFO L87 Difference]: Start difference. First operand 972 states and 1464 transitions. Second operand 3 states. [2020-11-29 20:34:21,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:34:21,156 INFO L93 Difference]: Finished difference Result 2814 states and 4242 transitions. [2020-11-29 20:34:21,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:34:21,166 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2020-11-29 20:34:21,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:34:21,179 INFO L225 Difference]: With dead ends: 2814 [2020-11-29 20:34:21,179 INFO L226 Difference]: Without dead ends: 1844 [2020-11-29 20:34:21,187 INFO L677 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 [2020-11-29 20:34:21,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1844 states. [2020-11-29 20:34:21,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1842. [2020-11-29 20:34:21,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1842 states. [2020-11-29 20:34:21,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2504 transitions. [2020-11-29 20:34:21,252 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2504 transitions. Word has length 129 [2020-11-29 20:34:21,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:34:21,255 INFO L481 AbstractCegarLoop]: Abstraction has 1842 states and 2504 transitions. [2020-11-29 20:34:21,255 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:34:21,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2504 transitions. [2020-11-29 20:34:21,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-11-29 20:34:21,272 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:34:21,273 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:34:21,273 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 20:34:21,274 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:34:21,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:34:21,276 INFO L82 PathProgramCache]: Analyzing trace with hash 2081666191, now seen corresponding path program 1 times [2020-11-29 20:34:21,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:34:21,277 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433649894] [2020-11-29 20:34:21,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:34:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:34:21,497 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:34:21,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433649894] [2020-11-29 20:34:21,498 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:34:21,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 20:34:21,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387012542] [2020-11-29 20:34:21,500 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:34:21,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:34:21,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:34:21,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:34:21,507 INFO L87 Difference]: Start difference. First operand 1842 states and 2504 transitions. Second operand 3 states. [2020-11-29 20:34:25,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:34:25,296 INFO L93 Difference]: Finished difference Result 5395 states and 7326 transitions. [2020-11-29 20:34:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:34:25,297 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 151 [2020-11-29 20:34:25,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:34:25,315 INFO L225 Difference]: With dead ends: 5395 [2020-11-29 20:34:25,315 INFO L226 Difference]: Without dead ends: 2701 [2020-11-29 20:34:25,319 INFO L677 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 [2020-11-29 20:34:25,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2701 states. [2020-11-29 20:34:25,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2701 to 2701. [2020-11-29 20:34:25,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2701 states. [2020-11-29 20:34:25,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 2701 states and 3218 transitions. [2020-11-29 20:34:25,383 INFO L78 Accepts]: Start accepts. Automaton has 2701 states and 3218 transitions. Word has length 151 [2020-11-29 20:34:25,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:34:25,384 INFO L481 AbstractCegarLoop]: Abstraction has 2701 states and 3218 transitions. [2020-11-29 20:34:25,384 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:34:25,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2701 states and 3218 transitions. [2020-11-29 20:34:25,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-11-29 20:34:25,388 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:34:25,388 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-29 20:34:25,388 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 20:34:25,389 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:34:25,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:34:25,389 INFO L82 PathProgramCache]: Analyzing trace with hash -850691458, now seen corresponding path program 1 times [2020-11-29 20:34:25,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:34:25,390 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423360016] [2020-11-29 20:34:25,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:34:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:34:25,612 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:34:25,612 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423360016] [2020-11-29 20:34:25,613 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:34:25,613 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:34:25,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596670256] [2020-11-29 20:34:25,614 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:34:25,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:34:25,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:34:25,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:34:25,617 INFO L87 Difference]: Start difference. First operand 2701 states and 3218 transitions. Second operand 3 states. [2020-11-29 20:34:29,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:34:29,254 INFO L93 Difference]: Finished difference Result 7108 states and 8598 transitions. [2020-11-29 20:34:29,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:34:29,255 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 211 [2020-11-29 20:34:29,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:34:29,279 INFO L225 Difference]: With dead ends: 7108 [2020-11-29 20:34:29,279 INFO L226 Difference]: Without dead ends: 4409 [2020-11-29 20:34:29,283 INFO L677 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 [2020-11-29 20:34:29,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4409 states. [2020-11-29 20:34:29,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4409 to 4409. [2020-11-29 20:34:29,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4409 states. [2020-11-29 20:34:29,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4409 states to 4409 states and 5160 transitions. [2020-11-29 20:34:29,388 INFO L78 Accepts]: Start accepts. Automaton has 4409 states and 5160 transitions. Word has length 211 [2020-11-29 20:34:29,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:34:29,389 INFO L481 AbstractCegarLoop]: Abstraction has 4409 states and 5160 transitions. [2020-11-29 20:34:29,389 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:34:29,390 INFO L276 IsEmpty]: Start isEmpty. Operand 4409 states and 5160 transitions. [2020-11-29 20:34:29,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-11-29 20:34:29,393 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:34:29,394 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-29 20:34:29,394 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 20:34:29,394 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:34:29,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:34:29,395 INFO L82 PathProgramCache]: Analyzing trace with hash -1134131485, now seen corresponding path program 1 times [2020-11-29 20:34:29,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:34:29,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930261671] [2020-11-29 20:34:29,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:34:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:34:29,572 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-11-29 20:34:29,572 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930261671] [2020-11-29 20:34:29,572 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:34:29,572 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:34:29,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961660978] [2020-11-29 20:34:29,573 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:34:29,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:34:29,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:34:29,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:34:29,574 INFO L87 Difference]: Start difference. First operand 4409 states and 5160 transitions. Second operand 3 states. [2020-11-29 20:34:32,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:34:32,897 INFO L93 Difference]: Finished difference Result 10936 states and 12970 transitions. [2020-11-29 20:34:32,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:34:32,898 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 213 [2020-11-29 20:34:32,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:34:32,930 INFO L225 Difference]: With dead ends: 10936 [2020-11-29 20:34:32,930 INFO L226 Difference]: Without dead ends: 6528 [2020-11-29 20:34:32,936 INFO L677 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 [2020-11-29 20:34:32,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6528 states. [2020-11-29 20:34:33,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6528 to 4382. [2020-11-29 20:34:33,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4382 states. [2020-11-29 20:34:33,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4382 states to 4382 states and 5119 transitions. [2020-11-29 20:34:33,045 INFO L78 Accepts]: Start accepts. Automaton has 4382 states and 5119 transitions. Word has length 213 [2020-11-29 20:34:33,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:34:33,046 INFO L481 AbstractCegarLoop]: Abstraction has 4382 states and 5119 transitions. [2020-11-29 20:34:33,046 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:34:33,046 INFO L276 IsEmpty]: Start isEmpty. Operand 4382 states and 5119 transitions. [2020-11-29 20:34:33,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2020-11-29 20:34:33,051 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:34:33,052 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:34:33,052 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 20:34:33,052 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:34:33,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:34:33,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1226203619, now seen corresponding path program 1 times [2020-11-29 20:34:33,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:34:33,053 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074781308] [2020-11-29 20:34:33,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:34:33,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:34:33,242 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-11-29 20:34:33,243 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074781308] [2020-11-29 20:34:33,243 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:34:33,243 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:34:33,244 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013812333] [2020-11-29 20:34:33,244 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:34:33,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:34:33,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:34:33,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:34:33,246 INFO L87 Difference]: Start difference. First operand 4382 states and 5119 transitions. Second operand 3 states. [2020-11-29 20:34:36,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:34:36,748 INFO L93 Difference]: Finished difference Result 10045 states and 11706 transitions. [2020-11-29 20:34:36,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:34:36,749 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 279 [2020-11-29 20:34:36,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:34:36,775 INFO L225 Difference]: With dead ends: 10045 [2020-11-29 20:34:36,776 INFO L226 Difference]: Without dead ends: 5665 [2020-11-29 20:34:36,782 INFO L677 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 [2020-11-29 20:34:36,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5665 states. [2020-11-29 20:34:36,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5665 to 5234. [2020-11-29 20:34:36,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5234 states. [2020-11-29 20:34:36,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5234 states to 5234 states and 6064 transitions. [2020-11-29 20:34:36,885 INFO L78 Accepts]: Start accepts. Automaton has 5234 states and 6064 transitions. Word has length 279 [2020-11-29 20:34:36,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:34:36,886 INFO L481 AbstractCegarLoop]: Abstraction has 5234 states and 6064 transitions. [2020-11-29 20:34:36,886 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:34:36,886 INFO L276 IsEmpty]: Start isEmpty. Operand 5234 states and 6064 transitions. [2020-11-29 20:34:36,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2020-11-29 20:34:36,892 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:34:36,892 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:34:36,892 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-29 20:34:36,893 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:34:36,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:34:36,893 INFO L82 PathProgramCache]: Analyzing trace with hash 707550051, now seen corresponding path program 1 times [2020-11-29 20:34:36,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:34:36,894 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85703827] [2020-11-29 20:34:36,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:34:36,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:34:37,211 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2020-11-29 20:34:37,214 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85703827] [2020-11-29 20:34:37,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:34:37,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:34:37,214 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173324099] [2020-11-29 20:34:37,215 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:34:37,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:34:37,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:34:37,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:34:37,217 INFO L87 Difference]: Start difference. First operand 5234 states and 6064 transitions. Second operand 3 states. [2020-11-29 20:34:40,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:34:40,323 INFO L93 Difference]: Finished difference Result 12593 states and 14783 transitions. [2020-11-29 20:34:40,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:34:40,324 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 291 [2020-11-29 20:34:40,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:34:40,354 INFO L225 Difference]: With dead ends: 12593 [2020-11-29 20:34:40,354 INFO L226 Difference]: Without dead ends: 6936 [2020-11-29 20:34:40,361 INFO L677 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 [2020-11-29 20:34:40,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6936 states. [2020-11-29 20:34:40,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6936 to 6936. [2020-11-29 20:34:40,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6936 states. [2020-11-29 20:34:40,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6936 states to 6936 states and 7852 transitions. [2020-11-29 20:34:40,562 INFO L78 Accepts]: Start accepts. Automaton has 6936 states and 7852 transitions. Word has length 291 [2020-11-29 20:34:40,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:34:40,563 INFO L481 AbstractCegarLoop]: Abstraction has 6936 states and 7852 transitions. [2020-11-29 20:34:40,563 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:34:40,564 INFO L276 IsEmpty]: Start isEmpty. Operand 6936 states and 7852 transitions. [2020-11-29 20:34:40,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2020-11-29 20:34:40,572 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:34:40,572 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:34:40,573 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-29 20:34:40,573 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:34:40,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:34:40,573 INFO L82 PathProgramCache]: Analyzing trace with hash -895649798, now seen corresponding path program 1 times [2020-11-29 20:34:40,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:34:40,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443374553] [2020-11-29 20:34:40,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:34:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:34:40,865 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2020-11-29 20:34:40,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443374553] [2020-11-29 20:34:40,865 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:34:40,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:34:40,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65500366] [2020-11-29 20:34:40,866 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:34:40,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:34:40,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:34:40,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:34:40,868 INFO L87 Difference]: Start difference. First operand 6936 states and 7852 transitions. Second operand 3 states. [2020-11-29 20:34:44,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:34:44,314 INFO L93 Difference]: Finished difference Result 16424 states and 18762 transitions. [2020-11-29 20:34:44,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:34:44,318 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 331 [2020-11-29 20:34:44,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:34:44,336 INFO L225 Difference]: With dead ends: 16424 [2020-11-29 20:34:44,336 INFO L226 Difference]: Without dead ends: 9490 [2020-11-29 20:34:44,343 INFO L677 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 [2020-11-29 20:34:44,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9490 states. [2020-11-29 20:34:44,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9490 to 8636. [2020-11-29 20:34:44,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8636 states. [2020-11-29 20:34:44,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8636 states to 8636 states and 9797 transitions. [2020-11-29 20:34:44,482 INFO L78 Accepts]: Start accepts. Automaton has 8636 states and 9797 transitions. Word has length 331 [2020-11-29 20:34:44,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:34:44,483 INFO L481 AbstractCegarLoop]: Abstraction has 8636 states and 9797 transitions. [2020-11-29 20:34:44,483 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:34:44,483 INFO L276 IsEmpty]: Start isEmpty. Operand 8636 states and 9797 transitions. [2020-11-29 20:34:44,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2020-11-29 20:34:44,492 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:34:44,492 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:34:44,493 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 20:34:44,493 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:34:44,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:34:44,494 INFO L82 PathProgramCache]: Analyzing trace with hash -727388330, now seen corresponding path program 1 times [2020-11-29 20:34:44,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:34:44,494 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449390625] [2020-11-29 20:34:44,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:34:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:34:44,744 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-11-29 20:34:44,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449390625] [2020-11-29 20:34:44,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:34:44,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:34:44,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602271364] [2020-11-29 20:34:44,747 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:34:44,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:34:44,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:34:44,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:34:44,752 INFO L87 Difference]: Start difference. First operand 8636 states and 9797 transitions. Second operand 3 states. [2020-11-29 20:34:48,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:34:48,638 INFO L93 Difference]: Finished difference Result 20690 states and 23700 transitions. [2020-11-29 20:34:48,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:34:48,639 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 348 [2020-11-29 20:34:48,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:34:48,659 INFO L225 Difference]: With dead ends: 20690 [2020-11-29 20:34:48,659 INFO L226 Difference]: Without dead ends: 12056 [2020-11-29 20:34:48,668 INFO L677 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 [2020-11-29 20:34:48,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12056 states. [2020-11-29 20:34:48,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12056 to 11193. [2020-11-29 20:34:48,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11193 states. [2020-11-29 20:34:48,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11193 states to 11193 states and 12667 transitions. [2020-11-29 20:34:48,831 INFO L78 Accepts]: Start accepts. Automaton has 11193 states and 12667 transitions. Word has length 348 [2020-11-29 20:34:48,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:34:48,832 INFO L481 AbstractCegarLoop]: Abstraction has 11193 states and 12667 transitions. [2020-11-29 20:34:48,832 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:34:48,832 INFO L276 IsEmpty]: Start isEmpty. Operand 11193 states and 12667 transitions. [2020-11-29 20:34:48,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2020-11-29 20:34:48,845 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:34:48,846 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:34:48,846 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-29 20:34:48,846 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:34:48,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:34:48,847 INFO L82 PathProgramCache]: Analyzing trace with hash -2050398420, now seen corresponding path program 1 times [2020-11-29 20:34:48,847 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:34:48,847 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496595600] [2020-11-29 20:34:48,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:34:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:34:49,306 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:34:49,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496595600] [2020-11-29 20:34:49,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:34:49,307 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:34:49,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940740026] [2020-11-29 20:34:49,308 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 20:34:49,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:34:49,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 20:34:49,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 20:34:49,309 INFO L87 Difference]: Start difference. First operand 11193 states and 12667 transitions. Second operand 4 states. [2020-11-29 20:34:58,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:34:58,763 INFO L93 Difference]: Finished difference Result 32629 states and 36749 transitions. [2020-11-29 20:34:58,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 20:34:58,767 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 398 [2020-11-29 20:34:58,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:34:58,814 INFO L225 Difference]: With dead ends: 32629 [2020-11-29 20:34:58,814 INFO L226 Difference]: Without dead ends: 20588 [2020-11-29 20:34:58,826 INFO L677 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 [2020-11-29 20:34:58,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20588 states. [2020-11-29 20:34:59,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20588 to 19716. [2020-11-29 20:34:59,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19716 states. [2020-11-29 20:34:59,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19716 states to 19716 states and 22052 transitions. [2020-11-29 20:34:59,095 INFO L78 Accepts]: Start accepts. Automaton has 19716 states and 22052 transitions. Word has length 398 [2020-11-29 20:34:59,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:34:59,096 INFO L481 AbstractCegarLoop]: Abstraction has 19716 states and 22052 transitions. [2020-11-29 20:34:59,096 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 20:34:59,096 INFO L276 IsEmpty]: Start isEmpty. Operand 19716 states and 22052 transitions. [2020-11-29 20:34:59,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2020-11-29 20:34:59,118 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:34:59,118 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:34:59,118 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-29 20:34:59,119 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:34:59,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:34:59,119 INFO L82 PathProgramCache]: Analyzing trace with hash -60296475, now seen corresponding path program 1 times [2020-11-29 20:34:59,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:34:59,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222160918] [2020-11-29 20:34:59,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:34:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:34:59,541 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2020-11-29 20:34:59,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222160918] [2020-11-29 20:34:59,542 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:34:59,542 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:34:59,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290094514] [2020-11-29 20:34:59,543 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:34:59,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:34:59,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:34:59,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:34:59,545 INFO L87 Difference]: Start difference. First operand 19716 states and 22052 transitions. Second operand 3 states. [2020-11-29 20:35:04,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:35:04,363 INFO L93 Difference]: Finished difference Result 45810 states and 51498 transitions. [2020-11-29 20:35:04,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:35:04,365 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 441 [2020-11-29 20:35:04,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:35:04,393 INFO L225 Difference]: With dead ends: 45810 [2020-11-29 20:35:04,394 INFO L226 Difference]: Without dead ends: 26096 [2020-11-29 20:35:04,411 INFO L677 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 [2020-11-29 20:35:04,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26096 states. [2020-11-29 20:35:04,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26096 to 20134. [2020-11-29 20:35:04,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20134 states. [2020-11-29 20:35:04,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20134 states to 20134 states and 22561 transitions. [2020-11-29 20:35:04,695 INFO L78 Accepts]: Start accepts. Automaton has 20134 states and 22561 transitions. Word has length 441 [2020-11-29 20:35:04,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:35:04,696 INFO L481 AbstractCegarLoop]: Abstraction has 20134 states and 22561 transitions. [2020-11-29 20:35:04,696 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:35:04,697 INFO L276 IsEmpty]: Start isEmpty. Operand 20134 states and 22561 transitions. [2020-11-29 20:35:04,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2020-11-29 20:35:04,716 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:35:04,716 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:35:04,717 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 20:35:04,717 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:35:04,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:35:04,718 INFO L82 PathProgramCache]: Analyzing trace with hash -1344180672, now seen corresponding path program 1 times [2020-11-29 20:35:04,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:35:04,718 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202022279] [2020-11-29 20:35:04,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:35:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:35:05,337 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2020-11-29 20:35:05,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202022279] [2020-11-29 20:35:05,338 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:35:05,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:35:05,342 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945855512] [2020-11-29 20:35:05,343 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:35:05,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:35:05,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:35:05,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:35:05,344 INFO L87 Difference]: Start difference. First operand 20134 states and 22561 transitions. Second operand 3 states. [2020-11-29 20:35:08,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:35:08,771 INFO L93 Difference]: Finished difference Result 40261 states and 45115 transitions. [2020-11-29 20:35:08,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:35:08,772 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 526 [2020-11-29 20:35:08,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:35:08,799 INFO L225 Difference]: With dead ends: 40261 [2020-11-29 20:35:08,800 INFO L226 Difference]: Without dead ends: 20129 [2020-11-29 20:35:08,814 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:35:08,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20129 states. [2020-11-29 20:35:09,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20129 to 20128. [2020-11-29 20:35:09,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20128 states. [2020-11-29 20:35:09,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20128 states to 20128 states and 22525 transitions. [2020-11-29 20:35:09,209 INFO L78 Accepts]: Start accepts. Automaton has 20128 states and 22525 transitions. Word has length 526 [2020-11-29 20:35:09,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:35:09,210 INFO L481 AbstractCegarLoop]: Abstraction has 20128 states and 22525 transitions. [2020-11-29 20:35:09,210 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:35:09,210 INFO L276 IsEmpty]: Start isEmpty. Operand 20128 states and 22525 transitions. [2020-11-29 20:35:09,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2020-11-29 20:35:09,232 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:35:09,233 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:35:09,233 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-29 20:35:09,234 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:35:09,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:35:09,234 INFO L82 PathProgramCache]: Analyzing trace with hash 1705623914, now seen corresponding path program 1 times [2020-11-29 20:35:09,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:35:09,235 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847585479] [2020-11-29 20:35:09,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:35:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:35:09,885 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 323 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-11-29 20:35:09,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847585479] [2020-11-29 20:35:09,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:35:09,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 20:35:09,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703381858] [2020-11-29 20:35:09,887 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 20:35:09,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:35:09,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 20:35:09,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 20:35:09,889 INFO L87 Difference]: Start difference. First operand 20128 states and 22525 transitions. Second operand 4 states. [2020-11-29 20:35:21,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:35:21,963 INFO L93 Difference]: Finished difference Result 51774 states and 57786 transitions. [2020-11-29 20:35:21,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 20:35:21,965 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 552 [2020-11-29 20:35:21,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:35:21,992 INFO L225 Difference]: With dead ends: 51774 [2020-11-29 20:35:21,992 INFO L226 Difference]: Without dead ends: 30373 [2020-11-29 20:35:22,006 INFO L677 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 [2020-11-29 20:35:22,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30373 states. [2020-11-29 20:35:22,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30373 to 29922. [2020-11-29 20:35:22,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29922 states. [2020-11-29 20:35:22,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29922 states to 29922 states and 33389 transitions. [2020-11-29 20:35:22,467 INFO L78 Accepts]: Start accepts. Automaton has 29922 states and 33389 transitions. Word has length 552 [2020-11-29 20:35:22,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:35:22,468 INFO L481 AbstractCegarLoop]: Abstraction has 29922 states and 33389 transitions. [2020-11-29 20:35:22,468 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 20:35:22,468 INFO L276 IsEmpty]: Start isEmpty. Operand 29922 states and 33389 transitions. [2020-11-29 20:35:22,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2020-11-29 20:35:22,497 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:35:22,498 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:35:22,498 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-29 20:35:22,498 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:35:22,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:35:22,499 INFO L82 PathProgramCache]: Analyzing trace with hash 943713264, now seen corresponding path program 1 times [2020-11-29 20:35:22,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:35:22,500 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890643105] [2020-11-29 20:35:22,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:35:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:35:23,288 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 332 proven. 82 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-11-29 20:35:23,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890643105] [2020-11-29 20:35:23,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [909824213] [2020-11-29 20:35:23,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 20:35:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:35:23,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 773 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 20:35:23,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:35:24,380 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 389 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-11-29 20:35:24,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 20:35:24,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [3] total 6 [2020-11-29 20:35:24,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014206315] [2020-11-29 20:35:24,382 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 20:35:24,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:35:24,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 20:35:24,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 20:35:24,383 INFO L87 Difference]: Start difference. First operand 29922 states and 33389 transitions. Second operand 4 states. [2020-11-29 20:35:34,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:35:34,869 INFO L93 Difference]: Finished difference Result 79469 states and 88945 transitions. [2020-11-29 20:35:34,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 20:35:34,870 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 618 [2020-11-29 20:35:34,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:35:34,950 INFO L225 Difference]: With dead ends: 79469 [2020-11-29 20:35:34,950 INFO L226 Difference]: Without dead ends: 47840 [2020-11-29 20:35:34,966 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 620 GetRequests, 616 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 20:35:35,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47840 states. [2020-11-29 20:35:35,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47840 to 44822. [2020-11-29 20:35:35,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44822 states. [2020-11-29 20:35:35,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44822 states to 44822 states and 50050 transitions. [2020-11-29 20:35:35,783 INFO L78 Accepts]: Start accepts. Automaton has 44822 states and 50050 transitions. Word has length 618 [2020-11-29 20:35:35,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:35:35,783 INFO L481 AbstractCegarLoop]: Abstraction has 44822 states and 50050 transitions. [2020-11-29 20:35:35,783 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 20:35:35,783 INFO L276 IsEmpty]: Start isEmpty. Operand 44822 states and 50050 transitions. [2020-11-29 20:35:35,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 636 [2020-11-29 20:35:35,826 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:35:35,827 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:35:36,054 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-11-29 20:35:36,054 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:35:36,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:35:36,055 INFO L82 PathProgramCache]: Analyzing trace with hash -1832815940, now seen corresponding path program 1 times [2020-11-29 20:35:36,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:35:36,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581490731] [2020-11-29 20:35:36,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:35:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:35:36,767 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2020-11-29 20:35:36,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581490731] [2020-11-29 20:35:36,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:35:36,768 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:35:36,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505045250] [2020-11-29 20:35:36,772 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:35:36,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:35:36,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:35:36,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:35:36,773 INFO L87 Difference]: Start difference. First operand 44822 states and 50050 transitions. Second operand 3 states. [2020-11-29 20:35:42,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:35:42,708 INFO L93 Difference]: Finished difference Result 100745 states and 112360 transitions. [2020-11-29 20:35:42,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:35:42,709 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 635 [2020-11-29 20:35:42,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:35:42,791 INFO L225 Difference]: With dead ends: 100745 [2020-11-29 20:35:42,791 INFO L226 Difference]: Without dead ends: 55925 [2020-11-29 20:35:42,823 INFO L677 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 [2020-11-29 20:35:42,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55925 states. [2020-11-29 20:35:43,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55925 to 54619. [2020-11-29 20:35:43,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54619 states. [2020-11-29 20:35:43,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54619 states to 54619 states and 60839 transitions. [2020-11-29 20:35:43,595 INFO L78 Accepts]: Start accepts. Automaton has 54619 states and 60839 transitions. Word has length 635 [2020-11-29 20:35:43,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:35:43,596 INFO L481 AbstractCegarLoop]: Abstraction has 54619 states and 60839 transitions. [2020-11-29 20:35:43,596 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:35:43,596 INFO L276 IsEmpty]: Start isEmpty. Operand 54619 states and 60839 transitions. [2020-11-29 20:35:43,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 646 [2020-11-29 20:35:43,613 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:35:43,613 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:35:43,614 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-29 20:35:43,614 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:35:43,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:35:43,615 INFO L82 PathProgramCache]: Analyzing trace with hash 423431574, now seen corresponding path program 1 times [2020-11-29 20:35:43,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:35:43,615 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565071706] [2020-11-29 20:35:43,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:35:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:35:44,298 INFO L134 CoverageAnalysis]: Checked inductivity of 849 backedges. 480 proven. 0 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2020-11-29 20:35:44,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565071706] [2020-11-29 20:35:44,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:35:44,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:35:44,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885305959] [2020-11-29 20:35:44,300 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:35:44,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:35:44,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:35:44,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:35:44,302 INFO L87 Difference]: Start difference. First operand 54619 states and 60839 transitions. Second operand 3 states. [2020-11-29 20:35:51,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:35:51,920 INFO L93 Difference]: Finished difference Result 120291 states and 134207 transitions. [2020-11-29 20:35:51,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:35:51,921 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 645 [2020-11-29 20:35:51,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:35:51,982 INFO L225 Difference]: With dead ends: 120291 [2020-11-29 20:35:51,982 INFO L226 Difference]: Without dead ends: 63118 [2020-11-29 20:35:52,007 INFO L677 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 [2020-11-29 20:35:52,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63118 states. [2020-11-29 20:35:52,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63118 to 62262. [2020-11-29 20:35:52,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62262 states. [2020-11-29 20:35:52,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62262 states to 62262 states and 68281 transitions. [2020-11-29 20:35:52,791 INFO L78 Accepts]: Start accepts. Automaton has 62262 states and 68281 transitions. Word has length 645 [2020-11-29 20:35:52,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:35:52,791 INFO L481 AbstractCegarLoop]: Abstraction has 62262 states and 68281 transitions. [2020-11-29 20:35:52,791 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:35:52,791 INFO L276 IsEmpty]: Start isEmpty. Operand 62262 states and 68281 transitions. [2020-11-29 20:35:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 720 [2020-11-29 20:35:52,821 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:35:52,822 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:35:52,823 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-29 20:35:52,823 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:35:52,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:35:52,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1818204162, now seen corresponding path program 1 times [2020-11-29 20:35:52,824 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:35:52,824 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963128798] [2020-11-29 20:35:52,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:35:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:35:53,751 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2020-11-29 20:35:53,751 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963128798] [2020-11-29 20:35:53,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:35:53,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:35:53,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321289550] [2020-11-29 20:35:53,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:35:53,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:35:53,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:35:53,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:35:53,754 INFO L87 Difference]: Start difference. First operand 62262 states and 68281 transitions. Second operand 3 states. [2020-11-29 20:35:59,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:35:59,222 INFO L93 Difference]: Finished difference Result 133874 states and 146839 transitions. [2020-11-29 20:35:59,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:35:59,225 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 719 [2020-11-29 20:35:59,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:35:59,316 INFO L225 Difference]: With dead ends: 133874 [2020-11-29 20:35:59,317 INFO L226 Difference]: Without dead ends: 69049 [2020-11-29 20:35:59,346 INFO L677 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 [2020-11-29 20:35:59,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69049 states. [2020-11-29 20:36:00,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69049 to 63088. [2020-11-29 20:36:00,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63088 states. [2020-11-29 20:36:00,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63088 states to 63088 states and 68560 transitions. [2020-11-29 20:36:00,463 INFO L78 Accepts]: Start accepts. Automaton has 63088 states and 68560 transitions. Word has length 719 [2020-11-29 20:36:00,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:36:00,464 INFO L481 AbstractCegarLoop]: Abstraction has 63088 states and 68560 transitions. [2020-11-29 20:36:00,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:36:00,464 INFO L276 IsEmpty]: Start isEmpty. Operand 63088 states and 68560 transitions. [2020-11-29 20:36:00,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 742 [2020-11-29 20:36:00,504 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:36:00,505 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:36:00,505 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-11-29 20:36:00,505 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:36:00,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:36:00,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1714723075, now seen corresponding path program 1 times [2020-11-29 20:36:00,506 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:36:00,506 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555707813] [2020-11-29 20:36:00,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:36:00,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:02,223 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 460 proven. 143 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2020-11-29 20:36:02,224 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555707813] [2020-11-29 20:36:02,224 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1954841085] [2020-11-29 20:36:02,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 20:36:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:02,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-29 20:36:02,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:36:03,089 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 487 proven. 82 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2020-11-29 20:36:03,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-29 20:36:03,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3] total 6 [2020-11-29 20:36:03,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178584036] [2020-11-29 20:36:03,091 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-29 20:36:03,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:36:03,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-29 20:36:03,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-29 20:36:03,092 INFO L87 Difference]: Start difference. First operand 63088 states and 68560 transitions. Second operand 7 states. [2020-11-29 20:36:19,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:36:19,679 INFO L93 Difference]: Finished difference Result 126571 states and 137446 transitions. [2020-11-29 20:36:19,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-29 20:36:19,681 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 741 [2020-11-29 20:36:19,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:36:19,741 INFO L225 Difference]: With dead ends: 126571 [2020-11-29 20:36:19,741 INFO L226 Difference]: Without dead ends: 63481 [2020-11-29 20:36:19,753 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 750 GetRequests, 739 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2020-11-29 20:36:19,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63481 states. [2020-11-29 20:36:20,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63481 to 60943. [2020-11-29 20:36:20,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60943 states. [2020-11-29 20:36:20,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60943 states to 60943 states and 65767 transitions. [2020-11-29 20:36:20,450 INFO L78 Accepts]: Start accepts. Automaton has 60943 states and 65767 transitions. Word has length 741 [2020-11-29 20:36:20,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:36:20,450 INFO L481 AbstractCegarLoop]: Abstraction has 60943 states and 65767 transitions. [2020-11-29 20:36:20,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-29 20:36:20,450 INFO L276 IsEmpty]: Start isEmpty. Operand 60943 states and 65767 transitions. [2020-11-29 20:36:20,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2020-11-29 20:36:20,743 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:36:20,744 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:36:20,958 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-11-29 20:36:20,958 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:36:20,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:36:20,959 INFO L82 PathProgramCache]: Analyzing trace with hash 2048724458, now seen corresponding path program 1 times [2020-11-29 20:36:20,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:36:20,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238472858] [2020-11-29 20:36:20,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:36:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:21,799 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 766 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2020-11-29 20:36:21,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238472858] [2020-11-29 20:36:21,800 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:36:21,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 20:36:21,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178242114] [2020-11-29 20:36:21,801 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 20:36:21,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:36:21,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 20:36:21,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 20:36:21,802 INFO L87 Difference]: Start difference. First operand 60943 states and 65767 transitions. Second operand 4 states. [2020-11-29 20:36:34,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:36:34,141 INFO L93 Difference]: Finished difference Result 134236 states and 144772 transitions. [2020-11-29 20:36:34,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 20:36:34,144 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 751 [2020-11-29 20:36:34,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:36:34,216 INFO L225 Difference]: With dead ends: 134236 [2020-11-29 20:36:34,216 INFO L226 Difference]: Without dead ends: 74144 [2020-11-29 20:36:34,230 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:36:34,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74144 states. [2020-11-29 20:36:35,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74144 to 68172. [2020-11-29 20:36:35,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68172 states. [2020-11-29 20:36:35,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68172 states to 68172 states and 72984 transitions. [2020-11-29 20:36:35,302 INFO L78 Accepts]: Start accepts. Automaton has 68172 states and 72984 transitions. Word has length 751 [2020-11-29 20:36:35,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:36:35,302 INFO L481 AbstractCegarLoop]: Abstraction has 68172 states and 72984 transitions. [2020-11-29 20:36:35,302 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 20:36:35,303 INFO L276 IsEmpty]: Start isEmpty. Operand 68172 states and 72984 transitions. [2020-11-29 20:36:35,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 816 [2020-11-29 20:36:35,341 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:36:35,341 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:36:35,341 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-11-29 20:36:35,342 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:36:35,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:36:35,342 INFO L82 PathProgramCache]: Analyzing trace with hash 832374594, now seen corresponding path program 1 times [2020-11-29 20:36:35,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:36:35,343 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101271341] [2020-11-29 20:36:35,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:36:35,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:37,244 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 233 proven. 347 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2020-11-29 20:36:37,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101271341] [2020-11-29 20:36:37,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [692567364] [2020-11-29 20:36:37,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 20:36:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:37,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 12 conjunts are in the unsatisfiable core [2020-11-29 20:36:37,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:36:37,562 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 2 disjuncts [2020-11-29 20:36:37,700 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 21 [2020-11-29 20:36:37,733 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-11-29 20:36:37,742 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-11-29 20:36:37,748 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 20:36:37,765 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 20:36:37,775 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 20:36:38,936 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 457 proven. 286 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-11-29 20:36:38,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-29 20:36:38,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 9 [2020-11-29 20:36:38,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148564526] [2020-11-29 20:36:38,940 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-29 20:36:38,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:36:38,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-29 20:36:38,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-11-29 20:36:38,941 INFO L87 Difference]: Start difference. First operand 68172 states and 72984 transitions. Second operand 9 states. [2020-11-29 20:36:55,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:36:55,199 INFO L93 Difference]: Finished difference Result 136283 states and 145705 transitions. [2020-11-29 20:36:55,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-29 20:36:55,202 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 815 [2020-11-29 20:36:55,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:36:55,264 INFO L225 Difference]: With dead ends: 136283 [2020-11-29 20:36:55,264 INFO L226 Difference]: Without dead ends: 68538 [2020-11-29 20:36:55,283 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 831 GetRequests, 817 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=77, Invalid=133, Unknown=0, NotChecked=0, Total=210 [2020-11-29 20:36:55,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68538 states. [2020-11-29 20:36:56,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68538 to 64336. [2020-11-29 20:36:56,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64336 states. [2020-11-29 20:36:56,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64336 states to 64336 states and 67940 transitions. [2020-11-29 20:36:56,113 INFO L78 Accepts]: Start accepts. Automaton has 64336 states and 67940 transitions. Word has length 815 [2020-11-29 20:36:56,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:36:56,114 INFO L481 AbstractCegarLoop]: Abstraction has 64336 states and 67940 transitions. [2020-11-29 20:36:56,114 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-29 20:36:56,114 INFO L276 IsEmpty]: Start isEmpty. Operand 64336 states and 67940 transitions. [2020-11-29 20:36:56,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 838 [2020-11-29 20:36:56,157 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:36:56,158 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:36:56,374 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 20:36:56,374 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:36:56,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:36:56,375 INFO L82 PathProgramCache]: Analyzing trace with hash 676482843, now seen corresponding path program 1 times [2020-11-29 20:36:56,375 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:36:56,375 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16895440] [2020-11-29 20:36:56,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:36:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:36:57,737 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2020-11-29 20:36:57,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16895440] [2020-11-29 20:36:57,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:36:57,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:36:57,737 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379188465] [2020-11-29 20:36:57,738 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:36:57,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:36:57,739 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:36:57,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:36:57,739 INFO L87 Difference]: Start difference. First operand 64336 states and 67940 transitions. Second operand 3 states. [2020-11-29 20:37:03,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:03,707 INFO L93 Difference]: Finished difference Result 135465 states and 143375 transitions. [2020-11-29 20:37:03,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:37:03,709 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 837 [2020-11-29 20:37:03,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:03,785 INFO L225 Difference]: With dead ends: 135465 [2020-11-29 20:37:03,785 INFO L226 Difference]: Without dead ends: 71125 [2020-11-29 20:37:03,816 INFO L677 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 [2020-11-29 20:37:03,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71125 states. [2020-11-29 20:37:04,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71125 to 69850. [2020-11-29 20:37:04,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69850 states. [2020-11-29 20:37:04,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69850 states to 69850 states and 73563 transitions. [2020-11-29 20:37:04,957 INFO L78 Accepts]: Start accepts. Automaton has 69850 states and 73563 transitions. Word has length 837 [2020-11-29 20:37:04,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:04,957 INFO L481 AbstractCegarLoop]: Abstraction has 69850 states and 73563 transitions. [2020-11-29 20:37:04,957 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:37:04,957 INFO L276 IsEmpty]: Start isEmpty. Operand 69850 states and 73563 transitions. [2020-11-29 20:37:04,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 854 [2020-11-29 20:37:04,988 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:37:04,989 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 20:37:04,989 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-11-29 20:37:04,989 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:37:04,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:37:04,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1210608058, now seen corresponding path program 1 times [2020-11-29 20:37:04,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:37:04,990 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358456635] [2020-11-29 20:37:04,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:37:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:06,477 INFO L134 CoverageAnalysis]: Checked inductivity of 928 backedges. 797 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2020-11-29 20:37:06,477 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358456635] [2020-11-29 20:37:06,478 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:37:06,478 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:37:06,478 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348413531] [2020-11-29 20:37:06,479 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:37:06,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:37:06,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:37:06,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:37:06,480 INFO L87 Difference]: Start difference. First operand 69850 states and 73563 transitions. Second operand 3 states. [2020-11-29 20:37:13,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:13,906 INFO L93 Difference]: Finished difference Result 138425 states and 145815 transitions. [2020-11-29 20:37:13,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:37:13,911 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 853 [2020-11-29 20:37:13,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:13,974 INFO L225 Difference]: With dead ends: 138425 [2020-11-29 20:37:13,974 INFO L226 Difference]: Without dead ends: 69852 [2020-11-29 20:37:14,005 INFO L677 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 [2020-11-29 20:37:14,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69852 states. [2020-11-29 20:37:14,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69852 to 69850. [2020-11-29 20:37:14,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69850 states. [2020-11-29 20:37:14,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69850 states to 69850 states and 73535 transitions. [2020-11-29 20:37:14,915 INFO L78 Accepts]: Start accepts. Automaton has 69850 states and 73535 transitions. Word has length 853 [2020-11-29 20:37:14,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:14,916 INFO L481 AbstractCegarLoop]: Abstraction has 69850 states and 73535 transitions. [2020-11-29 20:37:14,916 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:37:14,916 INFO L276 IsEmpty]: Start isEmpty. Operand 69850 states and 73535 transitions. [2020-11-29 20:37:14,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 888 [2020-11-29 20:37:14,952 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:37:14,953 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 20:37:14,953 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-11-29 20:37:14,953 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:37:14,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:37:14,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1488838217, now seen corresponding path program 1 times [2020-11-29 20:37:14,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:37:14,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661574142] [2020-11-29 20:37:14,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:37:15,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:16,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 733 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2020-11-29 20:37:16,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661574142] [2020-11-29 20:37:16,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:37:16,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 20:37:16,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458810387] [2020-11-29 20:37:16,518 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 20:37:16,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:37:16,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 20:37:16,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 20:37:16,519 INFO L87 Difference]: Start difference. First operand 69850 states and 73535 transitions. Second operand 4 states. [2020-11-29 20:37:29,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:29,360 INFO L93 Difference]: Finished difference Result 155888 states and 163897 transitions. [2020-11-29 20:37:29,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 20:37:29,364 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 887 [2020-11-29 20:37:29,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:29,445 INFO L225 Difference]: With dead ends: 155888 [2020-11-29 20:37:29,446 INFO L226 Difference]: Without dead ends: 86890 [2020-11-29 20:37:29,476 INFO L677 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 [2020-11-29 20:37:29,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86890 states. [2020-11-29 20:37:30,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86890 to 78358. [2020-11-29 20:37:30,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78358 states. [2020-11-29 20:37:30,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78358 states to 78358 states and 82401 transitions. [2020-11-29 20:37:30,827 INFO L78 Accepts]: Start accepts. Automaton has 78358 states and 82401 transitions. Word has length 887 [2020-11-29 20:37:30,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:30,828 INFO L481 AbstractCegarLoop]: Abstraction has 78358 states and 82401 transitions. [2020-11-29 20:37:30,828 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 20:37:30,828 INFO L276 IsEmpty]: Start isEmpty. Operand 78358 states and 82401 transitions. [2020-11-29 20:37:30,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 954 [2020-11-29 20:37:30,899 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:37:30,900 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:37:30,900 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-11-29 20:37:30,900 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:37:30,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:37:30,901 INFO L82 PathProgramCache]: Analyzing trace with hash 916311743, now seen corresponding path program 1 times [2020-11-29 20:37:30,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:37:30,902 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061089156] [2020-11-29 20:37:30,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:37:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:31,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 1174 trivial. 0 not checked. [2020-11-29 20:37:31,985 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061089156] [2020-11-29 20:37:31,985 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:37:31,985 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 20:37:31,985 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761131126] [2020-11-29 20:37:31,986 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 20:37:31,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:37:31,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 20:37:31,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 20:37:31,987 INFO L87 Difference]: Start difference. First operand 78358 states and 82401 transitions. Second operand 4 states. [2020-11-29 20:37:43,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:43,453 INFO L93 Difference]: Finished difference Result 162261 states and 170692 transitions. [2020-11-29 20:37:43,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 20:37:43,456 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 953 [2020-11-29 20:37:43,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:43,534 INFO L225 Difference]: With dead ends: 162261 [2020-11-29 20:37:43,534 INFO L226 Difference]: Without dead ends: 84326 [2020-11-29 20:37:43,561 INFO L677 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 [2020-11-29 20:37:43,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84326 states. [2020-11-29 20:37:44,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84326 to 72815. [2020-11-29 20:37:44,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72815 states. [2020-11-29 20:37:44,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72815 states to 72815 states and 76474 transitions. [2020-11-29 20:37:44,607 INFO L78 Accepts]: Start accepts. Automaton has 72815 states and 76474 transitions. Word has length 953 [2020-11-29 20:37:44,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:44,607 INFO L481 AbstractCegarLoop]: Abstraction has 72815 states and 76474 transitions. [2020-11-29 20:37:44,608 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 20:37:44,608 INFO L276 IsEmpty]: Start isEmpty. Operand 72815 states and 76474 transitions. [2020-11-29 20:37:44,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1270 [2020-11-29 20:37:44,662 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:37:44,663 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:37:44,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-11-29 20:37:44,663 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:37:44,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:37:44,664 INFO L82 PathProgramCache]: Analyzing trace with hash -834439426, now seen corresponding path program 1 times [2020-11-29 20:37:44,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:37:44,664 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137312364] [2020-11-29 20:37:44,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:37:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:37:46,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1862 backedges. 1114 proven. 0 refuted. 0 times theorem prover too weak. 748 trivial. 0 not checked. [2020-11-29 20:37:46,543 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137312364] [2020-11-29 20:37:46,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:37:46,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 20:37:46,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573748321] [2020-11-29 20:37:46,544 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 20:37:46,544 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:37:46,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 20:37:46,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 20:37:46,545 INFO L87 Difference]: Start difference. First operand 72815 states and 76474 transitions. Second operand 4 states. [2020-11-29 20:37:57,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:37:57,836 INFO L93 Difference]: Finished difference Result 170739 states and 179542 transitions. [2020-11-29 20:37:57,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 20:37:57,839 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1269 [2020-11-29 20:37:57,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:37:57,840 INFO L225 Difference]: With dead ends: 170739 [2020-11-29 20:37:57,840 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 20:37:57,884 INFO L677 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 [2020-11-29 20:37:57,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 20:37:57,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 20:37:57,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 20:37:57,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 20:37:57,885 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1269 [2020-11-29 20:37:57,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:37:57,886 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:37:57,886 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 20:37:57,886 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 20:37:57,886 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 20:37:57,886 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-11-29 20:37:57,889 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 20:38:01,352 WARN L193 SmtUtils]: Spent 3.44 s on a formula simplification. DAG size of input: 1240 DAG size of output: 505 [2020-11-29 20:38:03,805 WARN L193 SmtUtils]: Spent 2.44 s on a formula simplification. DAG size of input: 1234 DAG size of output: 505 [2020-11-29 20:38:05,458 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 1011 DAG size of output: 448 [2020-11-29 20:38:10,054 WARN L193 SmtUtils]: Spent 4.59 s on a formula simplification. DAG size of input: 377 DAG size of output: 71 [2020-11-29 20:38:14,501 WARN L193 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 377 DAG size of output: 71 [2020-11-29 20:38:18,868 WARN L193 SmtUtils]: Spent 4.36 s on a formula simplification. DAG size of input: 356 DAG size of output: 71 [2020-11-29 20:38:18,874 INFO L274 CegarLoopResult]: For program point L894(lines 894 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,874 INFO L274 CegarLoopResult]: For program point L1687(lines 1687 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,874 INFO L274 CegarLoopResult]: For program point L1555(lines 1555 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,874 INFO L274 CegarLoopResult]: For program point L1423(lines 1423 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,874 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-11-29 20:38:18,875 INFO L274 CegarLoopResult]: For program point L2084(lines 2084 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,875 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1037) no Hoare annotation was computed. [2020-11-29 20:38:18,875 INFO L274 CegarLoopResult]: For program point L1027-2(lines 1027 1037) no Hoare annotation was computed. [2020-11-29 20:38:18,875 INFO L274 CegarLoopResult]: For program point L1556(lines 1556 1560) no Hoare annotation was computed. [2020-11-29 20:38:18,875 INFO L274 CegarLoopResult]: For program point L1556-2(lines 1556 1560) no Hoare annotation was computed. [2020-11-29 20:38:18,875 INFO L274 CegarLoopResult]: For program point L1424(lines 1424 1433) no Hoare annotation was computed. [2020-11-29 20:38:18,875 INFO L274 CegarLoopResult]: For program point L1424-2(lines 1424 1433) no Hoare annotation was computed. [2020-11-29 20:38:18,875 INFO L274 CegarLoopResult]: For program point L2349(lines 2349 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,875 INFO L274 CegarLoopResult]: For program point L2085(lines 2085 2095) no Hoare annotation was computed. [2020-11-29 20:38:18,875 INFO L274 CegarLoopResult]: For program point L2085-2(lines 2085 2095) no Hoare annotation was computed. [2020-11-29 20:38:18,875 INFO L274 CegarLoopResult]: For program point L500(lines 500 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,876 INFO L274 CegarLoopResult]: For program point L2482(lines 2482 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,876 INFO L274 CegarLoopResult]: For program point L2350(lines 2350 2360) no Hoare annotation was computed. [2020-11-29 20:38:18,876 INFO L274 CegarLoopResult]: For program point L2350-2(lines 2350 2360) no Hoare annotation was computed. [2020-11-29 20:38:18,876 INFO L274 CegarLoopResult]: For program point L104-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,876 INFO L274 CegarLoopResult]: For program point L1822(lines 1822 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,876 INFO L274 CegarLoopResult]: For program point L1294(lines 1294 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,877 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,877 INFO L274 CegarLoopResult]: For program point L2219(lines 2219 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,877 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-11-29 20:38:18,877 INFO L274 CegarLoopResult]: For program point L1955(lines 1955 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,877 INFO L274 CegarLoopResult]: For program point L370(lines 370 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,877 INFO L274 CegarLoopResult]: For program point L238(lines 238 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,878 INFO L274 CegarLoopResult]: For program point L2220(lines 2220 2229) no Hoare annotation was computed. [2020-11-29 20:38:18,878 INFO L274 CegarLoopResult]: For program point L2220-2(lines 2220 2229) no Hoare annotation was computed. [2020-11-29 20:38:18,878 INFO L274 CegarLoopResult]: For program point L1692(lines 1692 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,878 INFO L274 CegarLoopResult]: For program point L635(lines 635 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,878 INFO L274 CegarLoopResult]: For program point L2485(lines 2485 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,878 INFO L274 CegarLoopResult]: For program point L107-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,879 INFO L274 CegarLoopResult]: For program point L1693(lines 1693 1703) no Hoare annotation was computed. [2020-11-29 20:38:18,879 INFO L274 CegarLoopResult]: For program point L636(lines 636 643) no Hoare annotation was computed. [2020-11-29 20:38:18,879 INFO L274 CegarLoopResult]: For program point L1693-2(lines 1693 1703) no Hoare annotation was computed. [2020-11-29 20:38:18,879 INFO L274 CegarLoopResult]: For program point L636-2(lines 636 643) no Hoare annotation was computed. [2020-11-29 20:38:18,879 INFO L274 CegarLoopResult]: For program point L1561(lines 1561 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,879 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-11-29 20:38:18,879 INFO L274 CegarLoopResult]: For program point L901(lines 901 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,880 INFO L274 CegarLoopResult]: For program point L241(lines 241 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,880 INFO L274 CegarLoopResult]: For program point L110-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,880 INFO L274 CegarLoopResult]: For program point L1960(lines 1960 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,880 INFO L274 CegarLoopResult]: For program point L1828(lines 1828 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,880 INFO L274 CegarLoopResult]: For program point L771(lines 771 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,880 INFO L274 CegarLoopResult]: For program point L507(lines 507 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,881 INFO L274 CegarLoopResult]: For program point L2489(lines 2489 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,881 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-11-29 20:38:18,881 INFO L274 CegarLoopResult]: For program point L1829(lines 1829 1840) no Hoare annotation was computed. [2020-11-29 20:38:18,881 INFO L274 CegarLoopResult]: For program point L772(lines 772 780) no Hoare annotation was computed. [2020-11-29 20:38:18,881 INFO L274 CegarLoopResult]: For program point L1829-2(lines 1829 1840) no Hoare annotation was computed. [2020-11-29 20:38:18,881 INFO L274 CegarLoopResult]: For program point L772-2(lines 772 780) no Hoare annotation was computed. [2020-11-29 20:38:18,882 INFO L274 CegarLoopResult]: For program point L1301(lines 1301 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,882 INFO L274 CegarLoopResult]: For program point L1169(lines 1169 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,882 INFO L274 CegarLoopResult]: For program point L1566(lines 1566 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,882 INFO L274 CegarLoopResult]: For program point L1434(lines 1434 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,882 INFO L274 CegarLoopResult]: For program point L377(lines 377 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,882 INFO L274 CegarLoopResult]: For program point L113-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,883 INFO L274 CegarLoopResult]: For program point L1038(lines 1038 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,883 INFO L274 CegarLoopResult]: For program point L378(lines 378 387) no Hoare annotation was computed. [2020-11-29 20:38:18,883 INFO L274 CegarLoopResult]: For program point L378-2(lines 378 387) no Hoare annotation was computed. [2020-11-29 20:38:18,883 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-11-29 20:38:18,883 INFO L274 CegarLoopResult]: For program point L2096(lines 2096 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,883 INFO L274 CegarLoopResult]: For program point L2361(lines 2361 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,884 INFO L274 CegarLoopResult]: For program point L908(lines 908 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,884 INFO L274 CegarLoopResult]: For program point L644(lines 644 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,884 INFO L274 CegarLoopResult]: For program point L512(lines 512 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,884 INFO L274 CegarLoopResult]: For program point L248(lines 248 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,884 INFO L274 CegarLoopResult]: For program point L2230(lines 2230 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,884 INFO L274 CegarLoopResult]: For program point L116-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,884 INFO L274 CegarLoopResult]: For program point L1966(lines 1966 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,885 INFO L274 CegarLoopResult]: For program point L909(lines 909 918) no Hoare annotation was computed. [2020-11-29 20:38:18,885 INFO L274 CegarLoopResult]: For program point L909-2(lines 909 918) no Hoare annotation was computed. [2020-11-29 20:38:18,885 INFO L274 CegarLoopResult]: For program point L1438(lines 1438 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,885 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-11-29 20:38:18,885 INFO L274 CegarLoopResult]: For program point L2496(lines 2496 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,885 INFO L274 CegarLoopResult]: For program point L1439(lines 1439 1449) no Hoare annotation was computed. [2020-11-29 20:38:18,886 INFO L274 CegarLoopResult]: For program point L1439-2(lines 1439 1449) no Hoare annotation was computed. [2020-11-29 20:38:18,886 INFO L274 CegarLoopResult]: For program point L1307(lines 1307 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,886 INFO L274 CegarLoopResult]: For program point L1704(lines 1704 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,886 INFO L274 CegarLoopResult]: For program point L1176(lines 1176 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,886 INFO L274 CegarLoopResult]: For program point L119-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,886 INFO L274 CegarLoopResult]: For program point L1044(lines 1044 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,886 INFO L274 CegarLoopResult]: For program point L1573(lines 1573 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,887 INFO L274 CegarLoopResult]: For program point L2234(lines 2234 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,887 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-11-29 20:38:18,887 INFO L274 CegarLoopResult]: For program point L2102(lines 2102 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,887 INFO L274 CegarLoopResult]: For program point L781(lines 781 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,887 INFO L274 CegarLoopResult]: For program point L517(lines 517 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,887 INFO L274 CegarLoopResult]: For program point L253(lines 253 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,888 INFO L274 CegarLoopResult]: For program point L650(lines 650 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,888 INFO L274 CegarLoopResult]: For program point L2368(lines 2368 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,888 INFO L274 CegarLoopResult]: For program point L122-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,888 INFO L274 CegarLoopResult]: For program point L2501(lines 2501 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,888 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-11-29 20:38:18,888 INFO L274 CegarLoopResult]: For program point L2105(lines 2105 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,888 INFO L274 CegarLoopResult]: For program point L1973(lines 1973 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,889 INFO L274 CegarLoopResult]: For program point L1841(lines 1841 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,889 INFO L274 CegarLoopResult]: For program point L388(lines 388 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,889 INFO L274 CegarLoopResult]: For program point L1313(lines 1313 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,889 INFO L274 CegarLoopResult]: For program point L1974(lines 1974 1984) no Hoare annotation was computed. [2020-11-29 20:38:18,889 INFO L274 CegarLoopResult]: For program point L1974-2(lines 1974 1984) no Hoare annotation was computed. [2020-11-29 20:38:18,889 INFO L274 CegarLoopResult]: For program point L1710(lines 1710 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,889 INFO L274 CegarLoopResult]: For program point L1182(lines 1182 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,890 INFO L274 CegarLoopResult]: For program point L125-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,890 INFO L274 CegarLoopResult]: For program point L1050(lines 1050 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,890 INFO L274 CegarLoopResult]: For program point L786(lines 786 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,890 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-11-29 20:38:18,890 INFO L274 CegarLoopResult]: For program point L919(lines 919 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,890 INFO L274 CegarLoopResult]: For program point L1580(lines 1580 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,891 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,891 INFO L274 CegarLoopResult]: For program point L259(lines 259 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,891 INFO L274 CegarLoopResult]: For program point L2241(lines 2241 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,891 INFO L274 CegarLoopResult]: For program point L524(lines 524 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,891 INFO L274 CegarLoopResult]: For program point L2506(lines 2506 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,891 INFO L274 CegarLoopResult]: For program point L2242(lines 2242 2253) no Hoare annotation was computed. [2020-11-29 20:38:18,891 INFO L274 CegarLoopResult]: For program point L2242-2(lines 2242 2253) no Hoare annotation was computed. [2020-11-29 20:38:18,892 INFO L274 CegarLoopResult]: For program point L128-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,892 INFO L274 CegarLoopResult]: For program point L657(lines 657 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,892 INFO L274 CegarLoopResult]: For program point L1450(lines 1450 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,892 INFO L274 CegarLoopResult]: For program point L2375(lines 2375 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,892 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-11-29 20:38:18,892 INFO L274 CegarLoopResult]: For program point L1054(lines 1054 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,892 INFO L274 CegarLoopResult]: For program point L2111(lines 2111 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,893 INFO L274 CegarLoopResult]: For program point L1847(lines 1847 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,893 INFO L274 CegarLoopResult]: For program point L923(lines 923 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,893 INFO L274 CegarLoopResult]: For program point L791(lines 791 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,893 INFO L274 CegarLoopResult]: For program point L1584(lines 1584 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,893 INFO L274 CegarLoopResult]: For program point L395(lines 395 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,893 INFO L274 CegarLoopResult]: For program point L131-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,893 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 20:38:18,894 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-11-29 20:38:18,894 INFO L274 CegarLoopResult]: For program point L1717(lines 1717 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,894 INFO L274 CegarLoopResult]: For program point L1585(lines 1585 1591) no Hoare annotation was computed. [2020-11-29 20:38:18,894 INFO L274 CegarLoopResult]: For program point L1585-2(lines 1585 1591) no Hoare annotation was computed. [2020-11-29 20:38:18,894 INFO L274 CegarLoopResult]: For program point L1189(lines 1189 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,894 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-11-29 20:38:18,895 INFO L274 CegarLoopResult]: For program point L1718(lines 1718 1727) no Hoare annotation was computed. [2020-11-29 20:38:18,895 INFO L274 CegarLoopResult]: For program point L1718-2(lines 1718 1727) no Hoare annotation was computed. [2020-11-29 20:38:18,895 INFO L274 CegarLoopResult]: For program point L1454(lines 1454 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,895 INFO L274 CegarLoopResult]: For program point L2115(lines 2115 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,895 INFO L274 CegarLoopResult]: For program point L2512(lines 2512 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,895 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,895 INFO L274 CegarLoopResult]: For program point L266(lines 266 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,895 INFO L274 CegarLoopResult]: For program point L134-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,896 INFO L274 CegarLoopResult]: For program point L2116(lines 2116 2122) no Hoare annotation was computed. [2020-11-29 20:38:18,896 INFO L274 CegarLoopResult]: For program point L2116-2(lines 2116 2122) no Hoare annotation was computed. [2020-11-29 20:38:18,896 INFO L274 CegarLoopResult]: For program point L1852(lines 1852 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,896 INFO L274 CegarLoopResult]: For program point L663(lines 663 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,896 INFO L274 CegarLoopResult]: For program point L531(lines 531 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,896 INFO L274 CegarLoopResult]: For program point L2381(lines 2381 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,896 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-11-29 20:38:18,897 INFO L274 CegarLoopResult]: For program point L1060(lines 1060 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,897 INFO L274 CegarLoopResult]: For program point L1985(lines 1985 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,897 INFO L274 CegarLoopResult]: For program point L532(lines 532 541) no Hoare annotation was computed. [2020-11-29 20:38:18,897 INFO L274 CegarLoopResult]: For program point L532-2(lines 532 541) no Hoare annotation was computed. [2020-11-29 20:38:18,897 INFO L274 CegarLoopResult]: For program point L929(lines 929 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,897 INFO L274 CegarLoopResult]: For program point L797(lines 797 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,897 INFO L274 CegarLoopResult]: For program point L1194(lines 1194 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,898 INFO L274 CegarLoopResult]: For program point L137-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,898 INFO L274 CegarLoopResult]: For program point L930(lines 930 939) no Hoare annotation was computed. [2020-11-29 20:38:18,898 INFO L274 CegarLoopResult]: For program point L930-2(lines 930 939) no Hoare annotation was computed. [2020-11-29 20:38:18,898 INFO L274 CegarLoopResult]: For program point L1855(lines 1855 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,898 INFO L274 CegarLoopResult]: For program point L402(lines 402 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,898 INFO L274 CegarLoopResult]: For program point L1327(lines 1327 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,898 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 1206) no Hoare annotation was computed. [2020-11-29 20:38:18,899 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-11-29 20:38:18,899 INFO L274 CegarLoopResult]: For program point L1195-2(lines 1195 1206) no Hoare annotation was computed. [2020-11-29 20:38:18,899 INFO L274 CegarLoopResult]: For program point L1592(lines 1592 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,899 INFO L274 CegarLoopResult]: For program point L1989(lines 1989 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,899 INFO L274 CegarLoopResult]: For program point L1461(lines 1461 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,899 INFO L274 CegarLoopResult]: For program point L272(lines 272 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,899 INFO L274 CegarLoopResult]: For program point L2254(lines 2254 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,900 INFO L274 CegarLoopResult]: For program point L140-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,900 INFO L274 CegarLoopResult]: For program point L2519(lines 2519 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,900 INFO L274 CegarLoopResult]: For program point L2387(lines 2387 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,900 INFO L274 CegarLoopResult]: For program point L2255(lines 2255 2265) no Hoare annotation was computed. [2020-11-29 20:38:18,900 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-11-29 20:38:18,900 INFO L274 CegarLoopResult]: For program point L2255-2(lines 2255 2265) no Hoare annotation was computed. [2020-11-29 20:38:18,900 INFO L274 CegarLoopResult]: For program point L1066(lines 1066 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,901 INFO L274 CegarLoopResult]: For program point L2123(lines 2123 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,901 INFO L274 CegarLoopResult]: For program point L670(lines 670 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,901 INFO L274 CegarLoopResult]: For program point L803(lines 803 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,901 INFO L274 CegarLoopResult]: For program point L1728(lines 1728 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,901 INFO L274 CegarLoopResult]: For program point L1332(lines 1332 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,901 INFO L274 CegarLoopResult]: For program point L143-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,901 INFO L274 CegarLoopResult]: For program point L1597(lines 1597 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,902 INFO L274 CegarLoopResult]: For program point L276(lines 276 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,902 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-11-29 20:38:18,902 INFO L274 CegarLoopResult]: For program point L1994(lines 1994 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,902 INFO L274 CegarLoopResult]: For program point L1862(lines 1862 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,902 INFO L274 CegarLoopResult]: For program point L409(lines 409 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,902 INFO L274 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-11-29 20:38:18,902 INFO L274 CegarLoopResult]: For program point L542(lines 542 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,903 INFO L274 CegarLoopResult]: For program point L2524(lines 2524 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,903 INFO L274 CegarLoopResult]: For program point L1467(lines 1467 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,903 INFO L274 CegarLoopResult]: For program point L2392(lines 2392 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,903 INFO L274 CegarLoopResult]: For program point L146-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,903 INFO L274 CegarLoopResult]: For program point L2128(lines 2128 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,903 INFO L274 CegarLoopResult]: For program point L1600(lines 1600 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,903 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-11-29 20:38:18,903 INFO L274 CegarLoopResult]: For program point L940(lines 940 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,904 INFO L274 CegarLoopResult]: For program point L1733(lines 1733 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,904 INFO L274 CegarLoopResult]: For program point L1073(lines 1073 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,904 INFO L274 CegarLoopResult]: For program point L677(lines 677 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,904 INFO L274 CegarLoopResult]: For program point L545(lines 545 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,904 INFO L274 CegarLoopResult]: For program point L2527(lines 2527 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,904 INFO L274 CegarLoopResult]: For program point L1338(lines 1338 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,904 INFO L274 CegarLoopResult]: For program point L149-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,905 INFO L274 CegarLoopResult]: For program point L810(lines 810 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,905 INFO L274 CegarLoopResult]: For program point L1339(lines 1339 1348) no Hoare annotation was computed. [2020-11-29 20:38:18,905 INFO L274 CegarLoopResult]: For program point L1339-2(lines 1339 1348) no Hoare annotation was computed. [2020-11-29 20:38:18,905 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,905 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-11-29 20:38:18,905 INFO L274 CegarLoopResult]: For program point L1868(lines 1868 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,905 INFO L274 CegarLoopResult]: For program point L1472(lines 1472 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,905 INFO L274 CegarLoopResult]: For program point L415(lines 415 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,906 INFO L274 CegarLoopResult]: For program point L283(lines 283 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,906 INFO L274 CegarLoopResult]: For program point L2001(lines 2001 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,906 INFO L274 CegarLoopResult]: For program point L1869(lines 1869 1877) no Hoare annotation was computed. [2020-11-29 20:38:18,906 INFO L274 CegarLoopResult]: For program point L1869-2(lines 1869 1877) no Hoare annotation was computed. [2020-11-29 20:38:18,906 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,906 INFO L274 CegarLoopResult]: For program point L416(lines 416 425) no Hoare annotation was computed. [2020-11-29 20:38:18,906 INFO L274 CegarLoopResult]: For program point L416-2(lines 416 425) no Hoare annotation was computed. [2020-11-29 20:38:18,907 INFO L274 CegarLoopResult]: For program point L284(lines 284 296) no Hoare annotation was computed. [2020-11-29 20:38:18,907 INFO L274 CegarLoopResult]: For program point L2266(lines 2266 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,907 INFO L274 CegarLoopResult]: For program point L284-2(lines 284 296) no Hoare annotation was computed. [2020-11-29 20:38:18,907 INFO L274 CegarLoopResult]: For program point L152-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,907 INFO L274 CegarLoopResult]: For program point L945(lines 945 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,907 INFO L274 CegarLoopResult]: For program point L1606(lines 1606 1617) no Hoare annotation was computed. [2020-11-29 20:38:18,907 INFO L274 CegarLoopResult]: For program point L1606-2(lines 1606 1617) no Hoare annotation was computed. [2020-11-29 20:38:18,907 INFO L274 CegarLoopResult]: For program point L2399(lines 2399 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,908 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-11-29 20:38:18,908 INFO L274 CegarLoopResult]: For program point L2135(lines 2135 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,908 INFO L274 CegarLoopResult]: For program point L2532(lines 2532 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,908 INFO L274 CegarLoopResult]: For program point L2400(lines 2400 2412) no Hoare annotation was computed. [2020-11-29 20:38:18,908 INFO L274 CegarLoopResult]: For program point L2400-2(lines 2400 2412) no Hoare annotation was computed. [2020-11-29 20:38:18,908 INFO L274 CegarLoopResult]: For program point L1079(lines 1079 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,908 INFO L274 CegarLoopResult]: For program point L1740(lines 1740 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,909 INFO L274 CegarLoopResult]: For program point L683(lines 683 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,909 INFO L274 CegarLoopResult]: For program point L551(lines 551 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,909 INFO L274 CegarLoopResult]: For program point L1212(lines 1212 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,909 INFO L274 CegarLoopResult]: For program point L155-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,909 INFO L274 CegarLoopResult]: For program point L2005(lines 2005 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,909 INFO L274 CegarLoopResult]: For program point L1477(lines 1477 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,909 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-11-29 20:38:18,910 INFO L274 CegarLoopResult]: For program point L949(lines 949 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,910 INFO L274 CegarLoopResult]: For program point L817(lines 817 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,910 INFO L274 CegarLoopResult]: For program point L2139(lines 2139 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,910 INFO L274 CegarLoopResult]: For program point L158-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,910 INFO L274 CegarLoopResult]: For program point L2537(lines 2537 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,910 INFO L274 CegarLoopResult]: For program point L2273(lines 2273 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,911 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-11-29 20:38:18,911 INFO L274 CegarLoopResult]: For program point L1745(lines 1745 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,911 INFO L274 CegarLoopResult]: For program point L2538(lines 2538 2548) no Hoare annotation was computed. [2020-11-29 20:38:18,911 INFO L274 CegarLoopResult]: For program point L2538-2(lines 2538 2548) no Hoare annotation was computed. [2020-11-29 20:38:18,911 INFO L274 CegarLoopResult]: For program point L1349(lines 1349 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,911 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 20:38:18,911 INFO L274 CegarLoopResult]: For program point L1878(lines 1878 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,911 INFO L274 CegarLoopResult]: For program point L689(lines 689 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,912 INFO L274 CegarLoopResult]: For program point L557(lines 557 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,912 INFO L274 CegarLoopResult]: For program point L161-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,912 INFO L274 CegarLoopResult]: For program point L1086(lines 1086 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,912 INFO L274 CegarLoopResult]: For program point L558(lines 558 567) no Hoare annotation was computed. [2020-11-29 20:38:18,912 INFO L274 CegarLoopResult]: For program point L558-2(lines 558 567) no Hoare annotation was computed. [2020-11-29 20:38:18,912 INFO L274 CegarLoopResult]: For program point L426(lines 426 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,912 INFO L274 CegarLoopResult]: For program point L1219(lines 1219 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,912 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-11-29 20:38:18,913 INFO L274 CegarLoopResult]: For program point L2012(lines 2012 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,913 INFO L274 CegarLoopResult]: For program point L1484(lines 1484 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,913 INFO L274 CegarLoopResult]: For program point L2145(lines 2145 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,913 INFO L274 CegarLoopResult]: For program point L956(lines 956 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,913 INFO L274 CegarLoopResult]: For program point L824(lines 824 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,913 INFO L274 CegarLoopResult]: For program point L2278(lines 2278 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,913 INFO L274 CegarLoopResult]: For program point L164-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,914 INFO L274 CegarLoopResult]: For program point L1618(lines 1618 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,914 INFO L274 CegarLoopResult]: For program point L297(lines 297 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,914 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-11-29 20:38:18,914 INFO L274 CegarLoopResult]: For program point L1751(lines 1751 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,914 INFO L274 CegarLoopResult]: For program point L1091(lines 1091 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,914 INFO L274 CegarLoopResult]: For program point L1356(lines 1356 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,914 INFO L274 CegarLoopResult]: For program point L2413(lines 2413 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,915 INFO L274 CegarLoopResult]: For program point L167-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,915 INFO L274 CegarLoopResult]: For program point L35(lines 35 37) no Hoare annotation was computed. [2020-11-29 20:38:18,915 INFO L274 CegarLoopResult]: For program point L35-2(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,915 INFO L274 CegarLoopResult]: For program point L2017(lines 2017 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,915 INFO L274 CegarLoopResult]: For program point L1885(lines 1885 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,915 INFO L274 CegarLoopResult]: For program point L696(lines 696 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,915 INFO L274 CegarLoopResult]: For program point L2414(lines 2414 2425) no Hoare annotation was computed. [2020-11-29 20:38:18,915 INFO L274 CegarLoopResult]: For program point L2414-2(lines 2414 2425) no Hoare annotation was computed. [2020-11-29 20:38:18,916 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-11-29 20:38:18,916 INFO L274 CegarLoopResult]: For program point L2150(lines 2150 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,916 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-11-29 20:38:18,916 INFO L274 CegarLoopResult]: For program point L697(lines 697 707) no Hoare annotation was computed. [2020-11-29 20:38:18,916 INFO L274 CegarLoopResult]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2020-11-29 20:38:18,916 INFO L274 CegarLoopResult]: For program point L433(lines 433 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,916 INFO L274 CegarLoopResult]: For program point L1226(lines 1226 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,916 INFO L274 CegarLoopResult]: For program point L962(lines 962 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,917 INFO L274 CegarLoopResult]: For program point L830(lines 830 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,917 INFO L274 CegarLoopResult]: For program point L1755(lines 1755 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,917 INFO L274 CegarLoopResult]: For program point L1623(lines 1623 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,917 INFO L274 CegarLoopResult]: For program point L1491(lines 1491 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,917 INFO L274 CegarLoopResult]: For program point L170-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,917 INFO L274 CegarLoopResult]: For program point L38-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,917 INFO L274 CegarLoopResult]: For program point L2020(lines 2020 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,917 INFO L274 CegarLoopResult]: For program point L2549(lines 2549 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,918 INFO L274 CegarLoopResult]: For program point L2285(lines 2285 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,918 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-11-29 20:38:18,918 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-11-29 20:38:18,918 INFO L274 CegarLoopResult]: For program point L568(lines 568 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,918 INFO L274 CegarLoopResult]: For program point L304(lines 304 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,918 INFO L274 CegarLoopResult]: For program point L1362(lines 1362 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,918 INFO L274 CegarLoopResult]: For program point L1230(lines 1230 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,918 INFO L274 CegarLoopResult]: For program point L173-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,919 INFO L274 CegarLoopResult]: For program point L1098(lines 1098 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,919 INFO L274 CegarLoopResult]: For program point L2155(lines 2155 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,919 INFO L274 CegarLoopResult]: For program point L41-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,919 INFO L274 CegarLoopResult]: For program point L1891(lines 1891 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,919 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,919 INFO L274 CegarLoopResult]: For program point L438(lines 438 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,919 INFO L274 CegarLoopResult]: For program point L1231(lines 1231 1240) no Hoare annotation was computed. [2020-11-29 20:38:18,920 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-11-29 20:38:18,920 INFO L274 CegarLoopResult]: For program point L1231-2(lines 1231 1240) no Hoare annotation was computed. [2020-11-29 20:38:18,920 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-11-29 20:38:18,920 INFO L274 CegarLoopResult]: For program point L836(lines 836 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,920 INFO L274 CegarLoopResult]: For program point L2554(lines 2554 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,920 INFO L274 CegarLoopResult]: For program point L1497(lines 1497 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,920 INFO L274 CegarLoopResult]: For program point L176-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,920 INFO L274 CegarLoopResult]: For program point L44-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,921 INFO L274 CegarLoopResult]: For program point L2026(lines 2026 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,921 INFO L274 CegarLoopResult]: For program point L969(lines 969 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,921 INFO L274 CegarLoopResult]: For program point L1630(lines 1630 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,921 INFO L274 CegarLoopResult]: For program point L2291(lines 2291 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,921 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-11-29 20:38:18,921 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-11-29 20:38:18,921 INFO L274 CegarLoopResult]: For program point L575(lines 575 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,921 INFO L274 CegarLoopResult]: For program point L1500(lines 1500 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,922 INFO L274 CegarLoopResult]: For program point L443(lines 443 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,922 INFO L274 CegarLoopResult]: For program point L311(lines 311 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,922 INFO L274 CegarLoopResult]: For program point L179-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,922 INFO L274 CegarLoopResult]: For program point L1104(lines 1104 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,922 INFO L274 CegarLoopResult]: For program point L47-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,922 INFO L274 CegarLoopResult]: For program point L708(lines 708 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,922 INFO L274 CegarLoopResult]: For program point L2426(lines 2426 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,922 INFO L274 CegarLoopResult]: For program point L1369(lines 1369 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,923 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-11-29 20:38:18,923 INFO L274 CegarLoopResult]: For program point L2162(lines 2162 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,923 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-11-29 20:38:18,923 INFO L274 CegarLoopResult]: For program point L2030(lines 2030 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,923 INFO L274 CegarLoopResult]: For program point L1898(lines 1898 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,923 INFO L274 CegarLoopResult]: For program point L841(lines 841 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,923 INFO L274 CegarLoopResult]: For program point L1766(lines 1766 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,924 INFO L274 CegarLoopResult]: For program point L2031(lines 2031 2040) no Hoare annotation was computed. [2020-11-29 20:38:18,924 INFO L274 CegarLoopResult]: For program point L2031-2(lines 2031 2040) no Hoare annotation was computed. [2020-11-29 20:38:18,924 INFO L274 CegarLoopResult]: For program point L182-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,924 INFO L274 CegarLoopResult]: For program point L50-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,924 INFO L274 CegarLoopResult]: For program point L1636(lines 1636 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,924 INFO L274 CegarLoopResult]: For program point L2561(lines 2561 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,924 INFO L274 CegarLoopResult]: For program point L2297(lines 2297 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,924 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-11-29 20:38:18,925 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-11-29 20:38:18,925 INFO L274 CegarLoopResult]: For program point L976(lines 976 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,925 INFO L274 CegarLoopResult]: For program point L580(lines 580 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,925 INFO L274 CegarLoopResult]: For program point L316(lines 316 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,925 INFO L274 CegarLoopResult]: For program point L1241(lines 1241 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,925 INFO L274 CegarLoopResult]: For program point L713(lines 713 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,925 INFO L274 CegarLoopResult]: For program point L449(lines 449 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,925 INFO L274 CegarLoopResult]: For program point L1374(lines 1374 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,926 INFO L274 CegarLoopResult]: For program point L185-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,926 INFO L274 CegarLoopResult]: For program point L1110(lines 1110 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,926 INFO L274 CegarLoopResult]: For program point L2167(lines 2167 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,926 INFO L274 CegarLoopResult]: For program point L53-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,926 INFO L274 CegarLoopResult]: For program point L1507(lines 1507 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,926 INFO L274 CegarLoopResult]: For program point L2432(lines 2432 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,926 INFO L274 CegarLoopResult]: For program point L1375(lines 1375 1386) no Hoare annotation was computed. [2020-11-29 20:38:18,926 INFO L274 CegarLoopResult]: For program point L1375-2(lines 1375 1386) no Hoare annotation was computed. [2020-11-29 20:38:18,927 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-11-29 20:38:18,927 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-11-29 20:38:18,927 INFO L274 CegarLoopResult]: For program point L847(lines 847 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,927 INFO L274 CegarLoopResult]: For program point L1905(lines 1905 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,927 INFO L274 CegarLoopResult]: For program point L848(lines 848 856) no Hoare annotation was computed. [2020-11-29 20:38:18,927 INFO L274 CegarLoopResult]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2020-11-29 20:38:18,927 INFO L274 CegarLoopResult]: For program point L1773(lines 1773 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,927 INFO L274 CegarLoopResult]: For program point L188-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,928 INFO L274 CegarLoopResult]: For program point L56-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,928 INFO L274 CegarLoopResult]: For program point L1642(lines 1642 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,928 INFO L274 CegarLoopResult]: For program point L2567(lines 2567 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,928 INFO L274 CegarLoopResult]: For program point L2303(lines 2303 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,928 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-11-29 20:38:18,928 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-11-29 20:38:18,928 INFO L274 CegarLoopResult]: For program point L982(lines 982 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,928 INFO L274 CegarLoopResult]: For program point L586(lines 586 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,929 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 20:38:18,929 INFO L274 CegarLoopResult]: For program point L1247(lines 1247 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,929 INFO L274 CegarLoopResult]: For program point L719(lines 719 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,929 INFO L274 CegarLoopResult]: For program point L323(lines 323 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,929 INFO L274 CegarLoopResult]: For program point L191-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,929 INFO L274 CegarLoopResult]: For program point L1116(lines 1116 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,929 INFO L274 CegarLoopResult]: For program point L2173(lines 2173 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,930 INFO L274 CegarLoopResult]: For program point L59-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,930 INFO L274 CegarLoopResult]: For program point L2041(lines 2041 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,930 INFO L274 CegarLoopResult]: For program point L720(lines 720 728) no Hoare annotation was computed. [2020-11-29 20:38:18,930 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2020-11-29 20:38:18,930 INFO L274 CegarLoopResult]: For program point L456(lines 456 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,930 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-11-29 20:38:18,930 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-11-29 20:38:18,930 INFO L274 CegarLoopResult]: For program point L985(lines 985 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,931 INFO L274 CegarLoopResult]: For program point L1910(lines 1910 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,931 INFO L274 CegarLoopResult]: For program point L1646(lines 1646 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,931 INFO L274 CegarLoopResult]: For program point L1514(lines 1514 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,931 INFO L274 CegarLoopResult]: For program point L2439(lines 2439 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,931 INFO L274 CegarLoopResult]: For program point L2307(lines 2307 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,931 INFO L274 CegarLoopResult]: For program point L2440(lines 2440 2449) no Hoare annotation was computed. [2020-11-29 20:38:18,931 INFO L274 CegarLoopResult]: For program point L2440-2(lines 2440 2449) no Hoare annotation was computed. [2020-11-29 20:38:18,931 INFO L274 CegarLoopResult]: For program point L194-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,932 INFO L274 CegarLoopResult]: For program point L62-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,932 INFO L274 CegarLoopResult]: For program point L1780(lines 1780 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,932 INFO L274 CegarLoopResult]: For program point L2573(lines 2573 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,932 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-11-29 20:38:18,932 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-11-29 20:38:18,932 INFO L274 CegarLoopResult]: For program point L592(lines 592 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,932 INFO L274 CegarLoopResult]: For program point L2178(lines 2178 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,932 INFO L274 CegarLoopResult]: For program point L857(lines 857 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,933 INFO L274 CegarLoopResult]: For program point L461(lines 461 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,933 INFO L274 CegarLoopResult]: For program point L329(lines 329 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,933 INFO L274 CegarLoopResult]: For program point L1254(lines 1254 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,933 INFO L274 CegarLoopResult]: For program point L197-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,933 INFO L274 CegarLoopResult]: For program point L65-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,933 INFO L274 CegarLoopResult]: For program point L858(lines 858 868) no Hoare annotation was computed. [2020-11-29 20:38:18,933 INFO L274 CegarLoopResult]: For program point L858-2(lines 858 868) no Hoare annotation was computed. [2020-11-29 20:38:18,934 INFO L274 CegarLoopResult]: For program point L1387(lines 1387 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,934 INFO L274 CegarLoopResult]: For program point L2312(lines 2312 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,934 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-11-29 20:38:18,934 INFO L274 CegarLoopResult]: For program point L1123(lines 1123 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,934 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-11-29 20:38:18,934 INFO L274 CegarLoopResult]: For program point L2048(lines 2048 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,934 INFO L274 CegarLoopResult]: For program point L991(lines 991 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,934 INFO L274 CegarLoopResult]: For program point L1916(lines 1916 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,935 INFO L274 CegarLoopResult]: For program point L1520(lines 1520 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,935 INFO L274 CegarLoopResult]: For program point L1917(lines 1917 1925) no Hoare annotation was computed. [2020-11-29 20:38:18,935 INFO L274 CegarLoopResult]: For program point L1917-2(lines 1917 1925) no Hoare annotation was computed. [2020-11-29 20:38:18,935 INFO L270 CegarLoopResult]: At program point L1653(lines 34 1654) the Hoare annotation is: (let ((.cse10 (+ ~a14~0 114)) (.cse3 (= ~a24~0 1))) (let ((.cse0 (= ~a24~0 2)) (.cse8 (or (and .cse3 (< 0 .cse10)) (and .cse3 (<= 432832 ~a28~0)) (and (< 124 ~a26~0) .cse3))) (.cse6 (<= ~a26~0 536167)) (.cse5 (<= ~a28~0 599997)) (.cse9 (<= (+ ~a14~0 182) 0)) (.cse1 (<= ~a26~0 217)) (.cse11 (= ~a24~0 3)) (.cse4 (<= (+ ~a14~0 84) 0)) (.cse7 (<= ~a28~0 432928)) (.cse2 (<= ~a21~0 124))) (or (and .cse0 .cse1 .cse2) (and (<= (+ ~a26~0 68) 0) .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse5 .cse6 .cse2) (and .cse0 .cse7 .cse2) (and .cse8 .cse4) (and (<= (+ ~a28~0 167094) 0) .cse3) (and .cse3 .cse9) (and .cse8 .cse1 .cse2) (and .cse8 .cse7 .cse2) (and .cse8 .cse5 .cse6 .cse2) (and (<= ~a28~0 124) (<= .cse10 0) .cse3) (and .cse11 .cse5 .cse9 .cse2) (and .cse11 .cse1 .cse2) (and .cse7 .cse11 .cse4 .cse2) (and .cse7 .cse3 (<= 301 ~a28~0) .cse2)))) [2020-11-29 20:38:18,936 INFO L274 CegarLoopResult]: For program point L200-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,936 INFO L274 CegarLoopResult]: For program point L2182(lines 2182 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,936 INFO L274 CegarLoopResult]: For program point L68-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,936 INFO L274 CegarLoopResult]: For program point L729(lines 729 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,936 INFO L274 CegarLoopResult]: For program point L597(lines 597 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,936 INFO L274 CegarLoopResult]: For program point L333(lines 333 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,936 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-11-29 20:38:18,937 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-11-29 20:38:18,937 INFO L274 CegarLoopResult]: For program point L1787(lines 1787 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,937 INFO L274 CegarLoopResult]: For program point L1259(lines 1259 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,937 INFO L270 CegarLoopResult]: At program point L2581(lines 1656 2582) the Hoare annotation is: (let ((.cse10 (+ ~a14~0 114)) (.cse3 (= ~a24~0 1))) (let ((.cse0 (= ~a24~0 2)) (.cse8 (or (and .cse3 (< 0 .cse10)) (and .cse3 (<= 432832 ~a28~0)) (and (< 124 ~a26~0) .cse3))) (.cse6 (<= ~a26~0 536167)) (.cse5 (<= ~a28~0 599997)) (.cse9 (<= (+ ~a14~0 182) 0)) (.cse1 (<= ~a26~0 217)) (.cse11 (= ~a24~0 3)) (.cse4 (<= (+ ~a14~0 84) 0)) (.cse7 (<= ~a28~0 432928)) (.cse2 (<= ~a21~0 124))) (or (and .cse0 .cse1 .cse2) (and (<= (+ ~a26~0 68) 0) .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse5 .cse6 .cse2) (and .cse0 .cse7 .cse2) (and .cse8 .cse4) (and (<= (+ ~a28~0 167094) 0) .cse3) (and .cse3 .cse9) (and .cse8 .cse1 .cse2) (and .cse8 .cse7 .cse2) (and .cse8 .cse5 .cse6 .cse2) (and (<= ~a28~0 124) (<= .cse10 0) .cse3) (and .cse11 .cse5 .cse9 .cse2) (and .cse11 .cse1 .cse2) (and .cse7 .cse11 .cse4 .cse2) (and .cse7 .cse3 (<= 301 ~a28~0) .cse2)))) [2020-11-29 20:38:18,937 INFO L274 CegarLoopResult]: For program point L2317(lines 2317 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,938 INFO L274 CegarLoopResult]: For program point L203-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,938 INFO L274 CegarLoopResult]: For program point L71-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,938 INFO L274 CegarLoopResult]: For program point L2053(lines 2053 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,938 INFO L274 CegarLoopResult]: For program point L1525(lines 1525 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,938 INFO L274 CegarLoopResult]: For program point L468(lines 468 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,938 INFO L274 CegarLoopResult]: For program point L2450(lines 2450 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,938 INFO L274 CegarLoopResult]: For program point L1393(lines 1393 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,938 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-11-29 20:38:18,939 INFO L274 CegarLoopResult]: For program point L1129(lines 1129 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,939 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-11-29 20:38:18,939 INFO L274 CegarLoopResult]: For program point L998(lines 998 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,939 INFO L274 CegarLoopResult]: For program point L1659(lines 1659 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,939 INFO L277 CegarLoopResult]: At program point L2584(lines 2584 2600) the Hoare annotation is: true [2020-11-29 20:38:18,939 INFO L274 CegarLoopResult]: For program point L206-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,939 INFO L274 CegarLoopResult]: For program point L2188(lines 2188 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,939 INFO L274 CegarLoopResult]: For program point L74-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,940 INFO L274 CegarLoopResult]: For program point L735(lines 735 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,940 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-11-29 20:38:18,940 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-11-29 20:38:18,940 INFO L274 CegarLoopResult]: For program point L736(lines 736 746) no Hoare annotation was computed. [2020-11-29 20:38:18,940 INFO L274 CegarLoopResult]: For program point L736-2(lines 736 746) no Hoare annotation was computed. [2020-11-29 20:38:18,940 INFO L274 CegarLoopResult]: For program point L604(lines 604 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,940 INFO L274 CegarLoopResult]: For program point L340(lines 340 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,941 INFO L274 CegarLoopResult]: For program point L1265(lines 1265 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,941 INFO L274 CegarLoopResult]: For program point L1926(lines 1926 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,941 INFO L274 CegarLoopResult]: For program point L869(lines 869 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,941 INFO L274 CegarLoopResult]: For program point L1794(lines 1794 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,941 INFO L274 CegarLoopResult]: For program point L473(lines 473 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,941 INFO L274 CegarLoopResult]: For program point L2323(lines 2323 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,941 INFO L274 CegarLoopResult]: For program point L209-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,941 INFO L274 CegarLoopResult]: For program point L77-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,942 INFO L274 CegarLoopResult]: For program point L1531(lines 1531 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,942 INFO L274 CegarLoopResult]: For program point L2456(lines 2456 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,942 INFO L274 CegarLoopResult]: For program point L1399(lines 1399 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,942 INFO L274 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-11-29 20:38:18,942 INFO L274 CegarLoopResult]: For program point L1135(lines 1135 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,942 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-11-29 20:38:18,942 INFO L274 CegarLoopResult]: For program point L2060(lines 2060 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,942 INFO L274 CegarLoopResult]: For program point L1664(lines 1664 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,943 INFO L270 CegarLoopResult]: At program point L2590-2(lines 2590 2599) the Hoare annotation is: (let ((.cse10 (+ ~a14~0 114)) (.cse3 (= ~a24~0 1))) (let ((.cse0 (= ~a24~0 2)) (.cse8 (or (and .cse3 (< 0 .cse10)) (and .cse3 (<= 432832 ~a28~0)) (and (< 124 ~a26~0) .cse3))) (.cse6 (<= ~a26~0 536167)) (.cse5 (<= ~a28~0 599997)) (.cse9 (<= (+ ~a14~0 182) 0)) (.cse1 (<= ~a26~0 217)) (.cse11 (= ~a24~0 3)) (.cse4 (<= (+ ~a14~0 84) 0)) (.cse7 (<= ~a28~0 432928)) (.cse2 (<= ~a21~0 124))) (or (and .cse0 .cse1 .cse2) (and (<= (+ ~a26~0 68) 0) .cse3) (and .cse0 .cse4 .cse2) (and .cse0 .cse5 .cse6 .cse2) (and .cse0 .cse7 .cse2) (and .cse8 .cse4) (and (<= (+ ~a28~0 167094) 0) .cse3) (and .cse3 .cse9) (and .cse8 .cse1 .cse2) (and .cse8 .cse7 .cse2) (and .cse8 .cse5 .cse6 .cse2) (and (<= ~a28~0 124) (<= .cse10 0) .cse3) (and .cse11 .cse5 .cse9 .cse2) (and .cse11 .cse1 .cse2) (and .cse7 .cse11 .cse4 .cse2) (and .cse7 .cse3 (<= 301 ~a28~0) .cse2)))) [2020-11-29 20:38:18,943 INFO L274 CegarLoopResult]: For program point L212-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,943 INFO L274 CegarLoopResult]: For program point L80-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,943 INFO L274 CegarLoopResult]: For program point L1005(lines 1005 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,943 INFO L274 CegarLoopResult]: For program point L609(lines 609 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,944 INFO L274 CegarLoopResult]: For program point L345(lines 345 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,944 INFO L274 CegarLoopResult]: For program point L2327(lines 2327 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,944 INFO L274 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-11-29 20:38:18,944 INFO L274 CegarLoopResult]: For program point L2195(lines 2195 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,944 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-11-29 20:38:18,944 INFO L274 CegarLoopResult]: For program point L610(lines 610 615) no Hoare annotation was computed. [2020-11-29 20:38:18,944 INFO L274 CegarLoopResult]: For program point L610-2(lines 610 615) no Hoare annotation was computed. [2020-11-29 20:38:18,945 INFO L274 CegarLoopResult]: For program point L1535(lines 1535 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,945 INFO L274 CegarLoopResult]: For program point L478(lines 478 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,945 INFO L274 CegarLoopResult]: For program point L2328(lines 2328 2339) no Hoare annotation was computed. [2020-11-29 20:38:18,945 INFO L274 CegarLoopResult]: For program point L2328-2(lines 2328 2339) no Hoare annotation was computed. [2020-11-29 20:38:18,945 INFO L274 CegarLoopResult]: For program point L2196(lines 2196 2206) no Hoare annotation was computed. [2020-11-29 20:38:18,945 INFO L274 CegarLoopResult]: For program point L2196-2(lines 2196 2206) no Hoare annotation was computed. [2020-11-29 20:38:18,945 INFO L274 CegarLoopResult]: For program point L1932(lines 1932 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,945 INFO L274 CegarLoopResult]: For program point L875(lines 875 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,946 INFO L274 CegarLoopResult]: For program point L1272(lines 1272 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,946 INFO L274 CegarLoopResult]: For program point L215-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,946 INFO L274 CegarLoopResult]: For program point L1140(lines 1140 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,946 INFO L274 CegarLoopResult]: For program point L83-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,946 INFO L274 CegarLoopResult]: For program point L1801(lines 1801 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,946 INFO L274 CegarLoopResult]: For program point L1669(lines 1669 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,946 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,946 INFO L274 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-11-29 20:38:18,947 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-11-29 20:38:18,947 INFO L274 CegarLoopResult]: For program point L1009(lines 1009 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,947 INFO L274 CegarLoopResult]: For program point L1802(lines 1802 1810) no Hoare annotation was computed. [2020-11-29 20:38:18,947 INFO L274 CegarLoopResult]: For program point L1802-2(lines 1802 1810) no Hoare annotation was computed. [2020-11-29 20:38:18,947 INFO L274 CegarLoopResult]: For program point L2595(line 2595) no Hoare annotation was computed. [2020-11-29 20:38:18,947 INFO L274 CegarLoopResult]: For program point L1406(lines 1406 1415) no Hoare annotation was computed. [2020-11-29 20:38:18,947 INFO L274 CegarLoopResult]: For program point L2463(lines 2463 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,948 INFO L274 CegarLoopResult]: For program point L1406-2(lines 1406 1415) no Hoare annotation was computed. [2020-11-29 20:38:18,948 INFO L274 CegarLoopResult]: For program point L2067(lines 2067 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,948 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 20:38:18,948 INFO L274 CegarLoopResult]: For program point L86-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,948 INFO L274 CegarLoopResult]: For program point L747(lines 747 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,948 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-11-29 20:38:18,948 INFO L274 CegarLoopResult]: For program point L1937(lines 1937 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,948 INFO L274 CegarLoopResult]: For program point L1673(lines 1673 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,949 INFO L274 CegarLoopResult]: For program point L616(lines 616 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,949 INFO L274 CegarLoopResult]: For program point L1541(lines 1541 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,949 INFO L274 CegarLoopResult]: For program point L352(lines 352 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,949 INFO L274 CegarLoopResult]: For program point L1277(lines 1277 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,949 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,949 INFO L274 CegarLoopResult]: For program point L881(lines 881 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,950 INFO L274 CegarLoopResult]: For program point L617(lines 617 627) no Hoare annotation was computed. [2020-11-29 20:38:18,950 INFO L274 CegarLoopResult]: For program point L617-2(lines 617 627) no Hoare annotation was computed. [2020-11-29 20:38:18,950 INFO L274 CegarLoopResult]: For program point L485(lines 485 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,950 INFO L274 CegarLoopResult]: For program point L89-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,950 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-11-29 20:38:18,950 INFO L274 CegarLoopResult]: For program point L1015(lines 1015 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,950 INFO L274 CegarLoopResult]: For program point L2073(lines 2073 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,950 INFO L274 CegarLoopResult]: For program point L884(lines 884 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,951 INFO L274 CegarLoopResult]: For program point L752(lines 752 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,951 INFO L274 CegarLoopResult]: For program point L2470(lines 2470 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,951 INFO L274 CegarLoopResult]: For program point L92-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,951 INFO L274 CegarLoopResult]: For program point L1942(lines 1942 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,951 INFO L274 CegarLoopResult]: For program point L489(lines 489 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,951 INFO L274 CegarLoopResult]: For program point L357(lines 357 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,951 INFO L274 CegarLoopResult]: For program point L1282(lines 1282 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,951 INFO L274 CegarLoopResult]: For program point L225(lines 225 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,952 INFO L274 CegarLoopResult]: For program point L2207(lines 2207 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,952 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-11-29 20:38:18,952 INFO L274 CegarLoopResult]: For program point L1943(lines 1943 1954) no Hoare annotation was computed. [2020-11-29 20:38:18,952 INFO L274 CegarLoopResult]: For program point L1943-2(lines 1943 1954) no Hoare annotation was computed. [2020-11-29 20:38:18,952 INFO L274 CegarLoopResult]: For program point L1811(lines 1811 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,952 INFO L274 CegarLoopResult]: For program point L2340(lines 2340 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,952 INFO L274 CegarLoopResult]: For program point L1680(lines 1680 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,952 INFO L274 CegarLoopResult]: For program point L1548(lines 1548 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,953 INFO L274 CegarLoopResult]: For program point L1416(lines 1416 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,953 INFO L274 CegarLoopResult]: For program point L1152(lines 1152 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,953 INFO L274 CegarLoopResult]: For program point L95-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,953 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-11-29 20:38:18,953 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,953 INFO L274 CegarLoopResult]: For program point L2079(lines 2079 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,953 INFO L274 CegarLoopResult]: For program point L890(lines 890 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,954 INFO L274 CegarLoopResult]: For program point L758(lines 758 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,954 INFO L274 CegarLoopResult]: For program point L2344(lines 2344 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,954 INFO L274 CegarLoopResult]: For program point L1155(lines 1155 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,954 INFO L274 CegarLoopResult]: For program point L98-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,954 INFO L274 CegarLoopResult]: For program point L759(lines 759 770) no Hoare annotation was computed. [2020-11-29 20:38:18,954 INFO L274 CegarLoopResult]: For program point L759-2(lines 759 770) no Hoare annotation was computed. [2020-11-29 20:38:18,954 INFO L274 CegarLoopResult]: For program point L2477(lines 2477 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,954 INFO L274 CegarLoopResult]: For program point L363(lines 363 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,955 INFO L274 CegarLoopResult]: For program point L2213(lines 2213 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,955 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-11-29 20:38:18,955 INFO L274 CegarLoopResult]: For program point L1817(lines 1817 2580) no Hoare annotation was computed. [2020-11-29 20:38:18,955 INFO L274 CegarLoopResult]: For program point L628(lines 628 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,955 INFO L274 CegarLoopResult]: For program point L496(lines 496 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,955 INFO L274 CegarLoopResult]: For program point L1289(lines 1289 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,955 INFO L274 CegarLoopResult]: For program point L232(lines 232 1652) no Hoare annotation was computed. [2020-11-29 20:38:18,955 INFO L274 CegarLoopResult]: For program point L101-1(lines 34 1654) no Hoare annotation was computed. [2020-11-29 20:38:18,956 INFO L274 CegarLoopResult]: For program point L1026(lines 1026 1652) no Hoare annotation was computed. [2020-11-29 20:38:19,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 08:38:19 BoogieIcfgContainer [2020-11-29 20:38:19,024 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 20:38:19,028 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:38:19,028 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:38:19,029 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:38:19,029 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:34:11" (3/4) ... [2020-11-29 20:38:19,032 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 20:38:19,091 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-29 20:38:19,096 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 20:38:19,102 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:38:19,107 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:38:19,467 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8e702683-b76e-4d54-a843-42911a370e87/bin/uautomizer/witness.graphml [2020-11-29 20:38:19,467 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:38:19,469 INFO L168 Benchmark]: Toolchain (without parser) took 257581.15 ms. Allocated memory was 79.7 MB in the beginning and 7.3 GB in the end (delta: 7.3 GB). Free memory was 38.4 MB in the beginning and 3.7 GB in the end (delta: -3.6 GB). Peak memory consumption was 3.6 GB. Max. memory is 16.1 GB. [2020-11-29 20:38:19,470 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 79.7 MB. Free memory was 53.4 MB in the beginning and 53.4 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:38:19,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1629.75 ms. Allocated memory was 79.7 MB in the beginning and 136.3 MB in the end (delta: 56.6 MB). Free memory was 38.4 MB in the beginning and 87.6 MB in the end (delta: -49.2 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. [2020-11-29 20:38:19,470 INFO L168 Benchmark]: Boogie Procedure Inliner took 376.97 ms. Allocated memory is still 136.3 MB. Free memory was 87.6 MB in the beginning and 49.0 MB in the end (delta: 38.6 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. [2020-11-29 20:38:19,471 INFO L168 Benchmark]: Boogie Preprocessor took 581.77 ms. Allocated memory is still 136.3 MB. Free memory was 49.0 MB in the beginning and 41.6 MB in the end (delta: 7.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2020-11-29 20:38:19,471 INFO L168 Benchmark]: RCFGBuilder took 6952.97 ms. Allocated memory was 136.3 MB in the beginning and 419.4 MB in the end (delta: 283.1 MB). Free memory was 41.6 MB in the beginning and 221.5 MB in the end (delta: -179.9 MB). Peak memory consumption was 142.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:38:19,472 INFO L168 Benchmark]: TraceAbstraction took 247588.16 ms. Allocated memory was 419.4 MB in the beginning and 7.3 GB in the end (delta: 6.9 GB). Free memory was 220.5 MB in the beginning and 3.7 GB in the end (delta: -3.5 GB). Peak memory consumption was 3.5 GB. Max. memory is 16.1 GB. [2020-11-29 20:38:19,472 INFO L168 Benchmark]: Witness Printer took 439.21 ms. Allocated memory is still 7.3 GB. Free memory was 3.7 GB in the beginning and 3.7 GB in the end (delta: 67.9 MB). Peak memory consumption was 65.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:38:19,475 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 79.7 MB. Free memory was 53.4 MB in the beginning and 53.4 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1629.75 ms. Allocated memory was 79.7 MB in the beginning and 136.3 MB in the end (delta: 56.6 MB). Free memory was 38.4 MB in the beginning and 87.6 MB in the end (delta: -49.2 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 376.97 ms. Allocated memory is still 136.3 MB. Free memory was 87.6 MB in the beginning and 49.0 MB in the end (delta: 38.6 MB). Peak memory consumption was 50.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 581.77 ms. Allocated memory is still 136.3 MB. Free memory was 49.0 MB in the beginning and 41.6 MB in the end (delta: 7.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 6952.97 ms. Allocated memory was 136.3 MB in the beginning and 419.4 MB in the end (delta: 283.1 MB). Free memory was 41.6 MB in the beginning and 221.5 MB in the end (delta: -179.9 MB). Peak memory consumption was 142.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 247588.16 ms. Allocated memory was 419.4 MB in the beginning and 7.3 GB in the end (delta: 6.9 GB). Free memory was 220.5 MB in the beginning and 3.7 GB in the end (delta: -3.5 GB). Peak memory consumption was 3.5 GB. Max. memory is 16.1 GB. * Witness Printer took 439.21 ms. Allocated memory is still 7.3 GB. Free memory was 3.7 GB in the beginning and 3.7 GB in the end (delta: 67.9 MB). Peak memory consumption was 65.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: 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: 2584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2590]: Loop Invariant Derived loop invariant: ((((((((((((((((a24 == 2 && a26 <= 217) && a21 <= 124) || (a26 + 68 <= 0 && a24 == 1)) || ((a24 == 2 && a14 + 84 <= 0) && a21 <= 124)) || (((a24 == 2 && a28 <= 599997) && a26 <= 536167) && a21 <= 124)) || ((a24 == 2 && a28 <= 432928) && a21 <= 124)) || ((((a24 == 1 && 0 < a14 + 114) || (a24 == 1 && 432832 <= a28)) || (124 < a26 && a24 == 1)) && a14 + 84 <= 0)) || (a28 + 167094 <= 0 && a24 == 1)) || (a24 == 1 && a14 + 182 <= 0)) || (((((a24 == 1 && 0 < a14 + 114) || (a24 == 1 && 432832 <= a28)) || (124 < a26 && a24 == 1)) && a26 <= 217) && a21 <= 124)) || (((((a24 == 1 && 0 < a14 + 114) || (a24 == 1 && 432832 <= a28)) || (124 < a26 && a24 == 1)) && a28 <= 432928) && a21 <= 124)) || ((((((a24 == 1 && 0 < a14 + 114) || (a24 == 1 && 432832 <= a28)) || (124 < a26 && a24 == 1)) && a28 <= 599997) && a26 <= 536167) && a21 <= 124)) || ((a28 <= 124 && a14 + 114 <= 0) && a24 == 1)) || (((a24 == 3 && a28 <= 599997) && a14 + 182 <= 0) && a21 <= 124)) || ((a24 == 3 && a26 <= 217) && a21 <= 124)) || (((a28 <= 432928 && a24 == 3) && a14 + 84 <= 0) && a21 <= 124)) || (((a28 <= 432928 && a24 == 1) && 301 <= a28) && a21 <= 124) - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: ((((((((((((((((a24 == 2 && a26 <= 217) && a21 <= 124) || (a26 + 68 <= 0 && a24 == 1)) || ((a24 == 2 && a14 + 84 <= 0) && a21 <= 124)) || (((a24 == 2 && a28 <= 599997) && a26 <= 536167) && a21 <= 124)) || ((a24 == 2 && a28 <= 432928) && a21 <= 124)) || ((((a24 == 1 && 0 < a14 + 114) || (a24 == 1 && 432832 <= a28)) || (124 < a26 && a24 == 1)) && a14 + 84 <= 0)) || (a28 + 167094 <= 0 && a24 == 1)) || (a24 == 1 && a14 + 182 <= 0)) || (((((a24 == 1 && 0 < a14 + 114) || (a24 == 1 && 432832 <= a28)) || (124 < a26 && a24 == 1)) && a26 <= 217) && a21 <= 124)) || (((((a24 == 1 && 0 < a14 + 114) || (a24 == 1 && 432832 <= a28)) || (124 < a26 && a24 == 1)) && a28 <= 432928) && a21 <= 124)) || ((((((a24 == 1 && 0 < a14 + 114) || (a24 == 1 && 432832 <= a28)) || (124 < a26 && a24 == 1)) && a28 <= 599997) && a26 <= 536167) && a21 <= 124)) || ((a28 <= 124 && a14 + 114 <= 0) && a24 == 1)) || (((a24 == 3 && a28 <= 599997) && a14 + 182 <= 0) && a21 <= 124)) || ((a24 == 3 && a26 <= 217) && a21 <= 124)) || (((a28 <= 432928 && a24 == 3) && a14 + 84 <= 0) && a21 <= 124)) || (((a28 <= 432928 && a24 == 1) && 301 <= a28) && a21 <= 124) - InvariantResult [Line: 1656]: Loop Invariant Derived loop invariant: ((((((((((((((((a24 == 2 && a26 <= 217) && a21 <= 124) || (a26 + 68 <= 0 && a24 == 1)) || ((a24 == 2 && a14 + 84 <= 0) && a21 <= 124)) || (((a24 == 2 && a28 <= 599997) && a26 <= 536167) && a21 <= 124)) || ((a24 == 2 && a28 <= 432928) && a21 <= 124)) || ((((a24 == 1 && 0 < a14 + 114) || (a24 == 1 && 432832 <= a28)) || (124 < a26 && a24 == 1)) && a14 + 84 <= 0)) || (a28 + 167094 <= 0 && a24 == 1)) || (a24 == 1 && a14 + 182 <= 0)) || (((((a24 == 1 && 0 < a14 + 114) || (a24 == 1 && 432832 <= a28)) || (124 < a26 && a24 == 1)) && a26 <= 217) && a21 <= 124)) || (((((a24 == 1 && 0 < a14 + 114) || (a24 == 1 && 432832 <= a28)) || (124 < a26 && a24 == 1)) && a28 <= 432928) && a21 <= 124)) || ((((((a24 == 1 && 0 < a14 + 114) || (a24 == 1 && 432832 <= a28)) || (124 < a26 && a24 == 1)) && a28 <= 599997) && a26 <= 536167) && a21 <= 124)) || ((a28 <= 124 && a14 + 114 <= 0) && a24 == 1)) || (((a24 == 3 && a28 <= 599997) && a14 + 182 <= 0) && a21 <= 124)) || ((a24 == 3 && a26 <= 217) && a21 <= 124)) || (((a28 <= 432928 && a24 == 3) && a14 + 84 <= 0) && a21 <= 124)) || (((a28 <= 432928 && a24 == 1) && 301 <= a28) && a21 <= 124) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 591 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 226.3s, OverallIterations: 25, TraceHistogramMax: 6, AutomataDifference: 188.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 20.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 10779 SDtfs, 15155 SDslu, 1870 SDs, 0 SdLazy, 48853 SolverSat, 7613 SolverUnsat, 6 SolverUnknown, 0 SolverNotchecked, 106.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2275 GetRequests, 2214 SyntacticMatches, 4 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=78358occurred in iteration=23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.9s AutomataMinimizationTime, 25 MinimizatonAttempts, 56758 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 792 NumberOfFragments, 793 HoareAnnotationTreeSize, 4 FomulaSimplifications, 390409 FormulaSimplificationTreeSizeReduction, 7.5s HoareSimplificationTime, 4 FomulaSimplificationsInter, 50502 FormulaSimplificationTreeSizeReductionInter, 13.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 8.4s InterpolantComputationTime, 15826 NumberOfCodeBlocks, 15826 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 15798 ConstructedInterpolants, 0 QuantifiedInterpolants, 28988610 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2684 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 28 InterpolantComputations, 23 PerfectInterpolantSequences, 15373/16313 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...