./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label54.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_278e1b63-9cfb-4df7-96c3-050f97072bd8/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label54.c -s /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/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 998a1471250026a60ecdee8e9cadf2eb3e6d86ed ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:50:09,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:50:09,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:50:09,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:50:09,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:50:09,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:50:09,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:50:09,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:50:09,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:50:09,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:50:09,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:50:09,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:50:09,818 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:50:09,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:50:09,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:50:09,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:50:09,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:50:09,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:50:09,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:50:09,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:50:09,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:50:09,846 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:50:09,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:50:09,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:50:09,853 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:50:09,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:50:09,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:50:09,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:50:09,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:50:09,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:50:09,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:50:09,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:50:09,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:50:09,861 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:50:09,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:50:09,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:50:09,863 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:50:09,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:50:09,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:50:09,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:50:09,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:50:09,865 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 22:50:09,889 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:50:09,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:50:09,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:50:09,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:50:09,891 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:50:09,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:50:09,891 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 22:50:09,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:50:09,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 22:50:09,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:50:09,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:50:09,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:50:09,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:50:09,893 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 22:50:09,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:50:09,893 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:50:09,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:50:09,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:50:09,894 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:50:09,894 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:50:09,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:50:09,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:50:09,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:50:09,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:50:09,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:50:09,895 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 22:50:09,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 22:50:09,896 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:50:09,896 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:50:09,896 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_278e1b63-9cfb-4df7-96c3-050f97072bd8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 998a1471250026a60ecdee8e9cadf2eb3e6d86ed [2020-11-29 22:50:10,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:50:10,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:50:10,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:50:10,202 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:50:10,204 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:50:10,206 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem15_label54.c [2020-11-29 22:50:10,275 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/bin/uautomizer/data/e3c95727d/afd299a64da7406d9037040cc9ffabd4/FLAG35c1e8ff8 [2020-11-29 22:50:10,948 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:50:10,948 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/sv-benchmarks/c/eca-rers2012/Problem15_label54.c [2020-11-29 22:50:10,973 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/bin/uautomizer/data/e3c95727d/afd299a64da7406d9037040cc9ffabd4/FLAG35c1e8ff8 [2020-11-29 22:50:11,107 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/bin/uautomizer/data/e3c95727d/afd299a64da7406d9037040cc9ffabd4 [2020-11-29 22:50:11,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:50:11,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:50:11,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:50:11,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:50:11,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:50:11,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:50:11" (1/1) ... [2020-11-29 22:50:11,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@529b0363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:11, skipping insertion in model container [2020-11-29 22:50:11,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:50:11" (1/1) ... [2020-11-29 22:50:11,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:50:11,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:50:12,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:50:12,133 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 22:50:12,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:50:12,461 INFO L208 MainTranslator]: Completed translation [2020-11-29 22:50:12,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:12 WrapperNode [2020-11-29 22:50:12,462 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:50:12,464 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 22:50:12,464 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 22:50:12,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 22:50:12,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:12" (1/1) ... [2020-11-29 22:50:12,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:12" (1/1) ... [2020-11-29 22:50:12,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 22:50:12,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 22:50:12,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 22:50:12,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 22:50:12,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:12" (1/1) ... [2020-11-29 22:50:12,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:12" (1/1) ... [2020-11-29 22:50:12,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:12" (1/1) ... [2020-11-29 22:50:12,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:12" (1/1) ... [2020-11-29 22:50:12,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:12" (1/1) ... [2020-11-29 22:50:12,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:12" (1/1) ... [2020-11-29 22:50:12,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:12" (1/1) ... [2020-11-29 22:50:12,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 22:50:12,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 22:50:12,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 22:50:12,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 22:50:12,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/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 22:50:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 22:50:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 22:50:13,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 22:50:13,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 22:50:16,883 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 22:50:16,884 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-11-29 22:50:16,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:50:16 BoogieIcfgContainer [2020-11-29 22:50:16,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 22:50:16,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 22:50:16,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 22:50:16,894 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 22:50:16,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 10:50:11" (1/3) ... [2020-11-29 22:50:16,895 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36fbc6fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 10:50:16, skipping insertion in model container [2020-11-29 22:50:16,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:50:12" (2/3) ... [2020-11-29 22:50:16,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36fbc6fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 10:50:16, skipping insertion in model container [2020-11-29 22:50:16,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:50:16" (3/3) ... [2020-11-29 22:50:16,897 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label54.c [2020-11-29 22:50:16,912 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 22:50:16,918 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 22:50:16,930 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 22:50:16,972 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 22:50:16,973 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 22:50:16,973 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 22:50:16,973 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 22:50:16,973 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 22:50:16,973 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 22:50:16,973 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 22:50:16,974 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 22:50:17,004 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states. [2020-11-29 22:50:17,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-29 22:50:17,011 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:50:17,012 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] [2020-11-29 22:50:17,012 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:50:17,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:50:17,018 INFO L82 PathProgramCache]: Analyzing trace with hash 2102454322, now seen corresponding path program 1 times [2020-11-29 22:50:17,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:50:17,028 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385848845] [2020-11-29 22:50:17,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:50:17,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:17,366 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 22:50:17,367 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385848845] [2020-11-29 22:50:17,368 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:50:17,368 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:50:17,369 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869299652] [2020-11-29 22:50:17,374 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:50:17,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:50:17,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:50:17,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:50:17,391 INFO L87 Difference]: Start difference. First operand 425 states. Second operand 3 states. [2020-11-29 22:50:20,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:50:20,867 INFO L93 Difference]: Finished difference Result 1156 states and 2107 transitions. [2020-11-29 22:50:20,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:50:20,868 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-11-29 22:50:20,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:50:20,886 INFO L225 Difference]: With dead ends: 1156 [2020-11-29 22:50:20,886 INFO L226 Difference]: Without dead ends: 667 [2020-11-29 22:50:20,892 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 22:50:20,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2020-11-29 22:50:20,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2020-11-29 22:50:20,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 665 states. [2020-11-29 22:50:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2020-11-29 22:50:21,003 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 40 [2020-11-29 22:50:21,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:50:21,004 INFO L481 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2020-11-29 22:50:21,004 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:50:21,004 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2020-11-29 22:50:21,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-11-29 22:50:21,008 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:50:21,009 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:50:21,009 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 22:50:21,009 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:50:21,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:50:21,010 INFO L82 PathProgramCache]: Analyzing trace with hash -982912625, now seen corresponding path program 1 times [2020-11-29 22:50:21,010 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:50:21,011 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709633918] [2020-11-29 22:50:21,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:50:21,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:21,230 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:50:21,230 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709633918] [2020-11-29 22:50:21,230 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:50:21,230 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:50:21,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023509586] [2020-11-29 22:50:21,233 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:50:21,233 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:50:21,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:50:21,236 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:50:21,236 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand 3 states. [2020-11-29 22:50:23,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:50:24,000 INFO L93 Difference]: Finished difference Result 1953 states and 2893 transitions. [2020-11-29 22:50:24,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:50:24,001 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2020-11-29 22:50:24,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:50:24,009 INFO L225 Difference]: With dead ends: 1953 [2020-11-29 22:50:24,009 INFO L226 Difference]: Without dead ends: 1290 [2020-11-29 22:50:24,012 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 22:50:24,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1290 states. [2020-11-29 22:50:24,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1290 to 1282. [2020-11-29 22:50:24,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1282 states. [2020-11-29 22:50:24,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1791 transitions. [2020-11-29 22:50:24,083 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1791 transitions. Word has length 115 [2020-11-29 22:50:24,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:50:24,086 INFO L481 AbstractCegarLoop]: Abstraction has 1282 states and 1791 transitions. [2020-11-29 22:50:24,086 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:50:24,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1791 transitions. [2020-11-29 22:50:24,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-11-29 22:50:24,099 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:50:24,099 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:50:24,100 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 22:50:24,101 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:50:24,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:50:24,102 INFO L82 PathProgramCache]: Analyzing trace with hash -932330043, now seen corresponding path program 1 times [2020-11-29 22:50:24,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:50:24,104 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736208891] [2020-11-29 22:50:24,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:50:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:24,349 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:50:24,350 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736208891] [2020-11-29 22:50:24,350 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:50:24,350 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:50:24,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119987852] [2020-11-29 22:50:24,352 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:50:24,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:50:24,358 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:50:24,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:50:24,360 INFO L87 Difference]: Start difference. First operand 1282 states and 1791 transitions. Second operand 3 states. [2020-11-29 22:50:26,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:50:26,964 INFO L93 Difference]: Finished difference Result 3764 states and 5260 transitions. [2020-11-29 22:50:26,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:50:26,965 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2020-11-29 22:50:26,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:50:26,979 INFO L225 Difference]: With dead ends: 3764 [2020-11-29 22:50:26,979 INFO L226 Difference]: Without dead ends: 2484 [2020-11-29 22:50:26,982 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 22:50:26,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2020-11-29 22:50:27,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2020-11-29 22:50:27,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2182 states. [2020-11-29 22:50:27,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2794 transitions. [2020-11-29 22:50:27,043 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2794 transitions. Word has length 119 [2020-11-29 22:50:27,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:50:27,045 INFO L481 AbstractCegarLoop]: Abstraction has 2182 states and 2794 transitions. [2020-11-29 22:50:27,045 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:50:27,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2794 transitions. [2020-11-29 22:50:27,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-11-29 22:50:27,049 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:50:27,049 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 22:50:27,049 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 22:50:27,050 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:50:27,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:50:27,050 INFO L82 PathProgramCache]: Analyzing trace with hash -355484073, now seen corresponding path program 1 times [2020-11-29 22:50:27,051 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:50:27,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930830053] [2020-11-29 22:50:27,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:50:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:27,392 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-11-29 22:50:27,393 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930830053] [2020-11-29 22:50:27,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:50:27,393 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:50:27,393 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048261708] [2020-11-29 22:50:27,394 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:50:27,394 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:50:27,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:50:27,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:50:27,395 INFO L87 Difference]: Start difference. First operand 2182 states and 2794 transitions. Second operand 3 states. [2020-11-29 22:50:29,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:50:29,663 INFO L93 Difference]: Finished difference Result 6166 states and 7958 transitions. [2020-11-29 22:50:29,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:50:29,664 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 210 [2020-11-29 22:50:29,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:50:29,686 INFO L225 Difference]: With dead ends: 6166 [2020-11-29 22:50:29,686 INFO L226 Difference]: Without dead ends: 3986 [2020-11-29 22:50:29,689 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 22:50:29,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2020-11-29 22:50:29,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2020-11-29 22:50:29,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3682 states. [2020-11-29 22:50:29,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4489 transitions. [2020-11-29 22:50:29,775 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4489 transitions. Word has length 210 [2020-11-29 22:50:29,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:50:29,777 INFO L481 AbstractCegarLoop]: Abstraction has 3682 states and 4489 transitions. [2020-11-29 22:50:29,777 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:50:29,777 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4489 transitions. [2020-11-29 22:50:29,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2020-11-29 22:50:29,783 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:50:29,784 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 22:50:29,784 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 22:50:29,784 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:50:29,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:50:29,786 INFO L82 PathProgramCache]: Analyzing trace with hash -2006549603, now seen corresponding path program 1 times [2020-11-29 22:50:29,787 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:50:29,787 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100019892] [2020-11-29 22:50:29,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:50:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:30,331 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-11-29 22:50:30,331 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100019892] [2020-11-29 22:50:30,332 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:50:30,332 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:50:30,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104342091] [2020-11-29 22:50:30,333 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:50:30,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:50:30,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:50:30,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:50:30,334 INFO L87 Difference]: Start difference. First operand 3682 states and 4489 transitions. Second operand 3 states. [2020-11-29 22:50:32,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:50:32,871 INFO L93 Difference]: Finished difference Result 7661 states and 9287 transitions. [2020-11-29 22:50:32,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:50:32,873 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 312 [2020-11-29 22:50:32,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:50:32,894 INFO L225 Difference]: With dead ends: 7661 [2020-11-29 22:50:32,894 INFO L226 Difference]: Without dead ends: 3981 [2020-11-29 22:50:32,899 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 22:50:32,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2020-11-29 22:50:32,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2020-11-29 22:50:32,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3981 states. [2020-11-29 22:50:32,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4794 transitions. [2020-11-29 22:50:32,979 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4794 transitions. Word has length 312 [2020-11-29 22:50:32,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:50:32,980 INFO L481 AbstractCegarLoop]: Abstraction has 3981 states and 4794 transitions. [2020-11-29 22:50:32,980 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:50:32,980 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4794 transitions. [2020-11-29 22:50:32,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2020-11-29 22:50:32,986 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:50:32,987 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 22:50:32,987 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 22:50:32,987 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:50:32,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:50:32,988 INFO L82 PathProgramCache]: Analyzing trace with hash 173547824, now seen corresponding path program 1 times [2020-11-29 22:50:32,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:50:32,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108507151] [2020-11-29 22:50:32,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:50:33,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:33,310 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-11-29 22:50:33,310 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108507151] [2020-11-29 22:50:33,311 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:50:33,312 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:50:33,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88657942] [2020-11-29 22:50:33,312 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:50:33,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:50:33,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:50:33,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:50:33,314 INFO L87 Difference]: Start difference. First operand 3981 states and 4794 transitions. Second operand 3 states. [2020-11-29 22:50:35,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:50:35,761 INFO L93 Difference]: Finished difference Result 9465 states and 11668 transitions. [2020-11-29 22:50:35,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:50:35,762 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 327 [2020-11-29 22:50:35,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:50:35,786 INFO L225 Difference]: With dead ends: 9465 [2020-11-29 22:50:35,787 INFO L226 Difference]: Without dead ends: 5785 [2020-11-29 22:50:35,791 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 22:50:35,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5785 states. [2020-11-29 22:50:35,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5785 to 5783. [2020-11-29 22:50:35,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5783 states. [2020-11-29 22:50:35,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5783 states to 5783 states and 6749 transitions. [2020-11-29 22:50:35,895 INFO L78 Accepts]: Start accepts. Automaton has 5783 states and 6749 transitions. Word has length 327 [2020-11-29 22:50:35,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:50:35,896 INFO L481 AbstractCegarLoop]: Abstraction has 5783 states and 6749 transitions. [2020-11-29 22:50:35,896 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:50:35,896 INFO L276 IsEmpty]: Start isEmpty. Operand 5783 states and 6749 transitions. [2020-11-29 22:50:35,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2020-11-29 22:50:35,904 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:50:35,905 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 22:50:35,905 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-29 22:50:35,905 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:50:35,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:50:35,906 INFO L82 PathProgramCache]: Analyzing trace with hash 460244015, now seen corresponding path program 1 times [2020-11-29 22:50:35,906 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:50:35,907 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665167607] [2020-11-29 22:50:35,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:50:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:36,865 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 75 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:50:36,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665167607] [2020-11-29 22:50:36,865 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1899284729] [2020-11-29 22:50:36,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/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 22:50:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:37,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 22:50:37,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:50:37,543 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:50:37,544 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 22:50:37,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-29 22:50:37,545 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815717625] [2020-11-29 22:50:37,546 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:50:37,546 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:50:37,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:50:37,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-29 22:50:37,548 INFO L87 Difference]: Start difference. First operand 5783 states and 6749 transitions. Second operand 3 states. [2020-11-29 22:50:40,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:50:40,432 INFO L93 Difference]: Finished difference Result 13366 states and 15911 transitions. [2020-11-29 22:50:40,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:50:40,436 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 386 [2020-11-29 22:50:40,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:50:40,475 INFO L225 Difference]: With dead ends: 13366 [2020-11-29 22:50:40,475 INFO L226 Difference]: Without dead ends: 7884 [2020-11-29 22:50:40,481 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 385 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-29 22:50:40,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7884 states. [2020-11-29 22:50:40,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7884 to 7281. [2020-11-29 22:50:40,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7281 states. [2020-11-29 22:50:40,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7281 states to 7281 states and 8455 transitions. [2020-11-29 22:50:40,637 INFO L78 Accepts]: Start accepts. Automaton has 7281 states and 8455 transitions. Word has length 386 [2020-11-29 22:50:40,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:50:40,638 INFO L481 AbstractCegarLoop]: Abstraction has 7281 states and 8455 transitions. [2020-11-29 22:50:40,638 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:50:40,638 INFO L276 IsEmpty]: Start isEmpty. Operand 7281 states and 8455 transitions. [2020-11-29 22:50:40,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2020-11-29 22:50:40,650 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:50:40,652 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:50:40,866 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-11-29 22:50:40,867 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:50:40,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:50:40,867 INFO L82 PathProgramCache]: Analyzing trace with hash -339111017, now seen corresponding path program 1 times [2020-11-29 22:50:40,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:50:40,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680771205] [2020-11-29 22:50:40,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:50:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:41,266 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2020-11-29 22:50:41,266 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680771205] [2020-11-29 22:50:41,266 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:50:41,267 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:50:41,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1882839028] [2020-11-29 22:50:41,267 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:50:41,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:50:41,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:50:41,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:50:41,268 INFO L87 Difference]: Start difference. First operand 7281 states and 8455 transitions. Second operand 3 states. [2020-11-29 22:50:44,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:50:44,221 INFO L93 Difference]: Finished difference Result 16059 states and 18979 transitions. [2020-11-29 22:50:44,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:50:44,222 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 491 [2020-11-29 22:50:44,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:50:44,253 INFO L225 Difference]: With dead ends: 16059 [2020-11-29 22:50:44,253 INFO L226 Difference]: Without dead ends: 9079 [2020-11-29 22:50:44,260 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 22:50:44,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9079 states. [2020-11-29 22:50:44,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9079 to 9078. [2020-11-29 22:50:44,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9078 states. [2020-11-29 22:50:44,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9078 states to 9078 states and 10394 transitions. [2020-11-29 22:50:44,406 INFO L78 Accepts]: Start accepts. Automaton has 9078 states and 10394 transitions. Word has length 491 [2020-11-29 22:50:44,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:50:44,407 INFO L481 AbstractCegarLoop]: Abstraction has 9078 states and 10394 transitions. [2020-11-29 22:50:44,407 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:50:44,407 INFO L276 IsEmpty]: Start isEmpty. Operand 9078 states and 10394 transitions. [2020-11-29 22:50:44,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2020-11-29 22:50:44,421 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:50:44,421 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:50:44,421 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 22:50:44,422 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:50:44,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:50:44,422 INFO L82 PathProgramCache]: Analyzing trace with hash 47476618, now seen corresponding path program 1 times [2020-11-29 22:50:44,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:50:44,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973258120] [2020-11-29 22:50:44,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:50:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:45,308 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 405 proven. 39 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-11-29 22:50:45,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973258120] [2020-11-29 22:50:45,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1817672956] [2020-11-29 22:50:45,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/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 22:50:45,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:45,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 22:50:45,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:50:45,892 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 354 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2020-11-29 22:50:45,892 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 22:50:45,893 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-29 22:50:45,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23331449] [2020-11-29 22:50:45,894 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:50:45,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:50:45,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:50:45,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 22:50:45,895 INFO L87 Difference]: Start difference. First operand 9078 states and 10394 transitions. Second operand 3 states. [2020-11-29 22:50:49,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:50:49,155 INFO L93 Difference]: Finished difference Result 20546 states and 23798 transitions. [2020-11-29 22:50:49,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:50:49,159 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 516 [2020-11-29 22:50:49,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:50:49,180 INFO L225 Difference]: With dead ends: 20546 [2020-11-29 22:50:49,180 INFO L226 Difference]: Without dead ends: 11769 [2020-11-29 22:50:49,190 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 519 GetRequests, 515 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 22:50:49,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11769 states. [2020-11-29 22:50:49,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11769 to 7577. [2020-11-29 22:50:49,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7577 states. [2020-11-29 22:50:49,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7577 states to 7577 states and 8789 transitions. [2020-11-29 22:50:49,324 INFO L78 Accepts]: Start accepts. Automaton has 7577 states and 8789 transitions. Word has length 516 [2020-11-29 22:50:49,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:50:49,327 INFO L481 AbstractCegarLoop]: Abstraction has 7577 states and 8789 transitions. [2020-11-29 22:50:49,327 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:50:49,327 INFO L276 IsEmpty]: Start isEmpty. Operand 7577 states and 8789 transitions. [2020-11-29 22:50:49,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 568 [2020-11-29 22:50:49,346 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:50:49,347 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 22:50:49,574 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 22:50:49,575 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:50:49,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:50:49,575 INFO L82 PathProgramCache]: Analyzing trace with hash -1397646030, now seen corresponding path program 1 times [2020-11-29 22:50:49,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:50:49,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712462678] [2020-11-29 22:50:49,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:50:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:50,558 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 531 proven. 39 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2020-11-29 22:50:50,558 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712462678] [2020-11-29 22:50:50,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1008905164] [2020-11-29 22:50:50,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/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 22:50:50,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:50,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 22:50:50,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:50:51,390 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2020-11-29 22:50:51,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 22:50:51,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-29 22:50:51,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794032593] [2020-11-29 22:50:51,392 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 22:50:51,392 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:50:51,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 22:50:51,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-29 22:50:51,393 INFO L87 Difference]: Start difference. First operand 7577 states and 8789 transitions. Second operand 4 states. [2020-11-29 22:50:54,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:50:54,266 INFO L93 Difference]: Finished difference Result 16051 states and 18579 transitions. [2020-11-29 22:50:54,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 22:50:54,267 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 567 [2020-11-29 22:50:54,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:50:54,281 INFO L225 Difference]: With dead ends: 16051 [2020-11-29 22:50:54,281 INFO L226 Difference]: Without dead ends: 8476 [2020-11-29 22:50:54,288 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 565 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-29 22:50:54,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8476 states. [2020-11-29 22:50:54,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8476 to 8176. [2020-11-29 22:50:54,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8176 states. [2020-11-29 22:50:54,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8176 states to 8176 states and 9407 transitions. [2020-11-29 22:50:54,389 INFO L78 Accepts]: Start accepts. Automaton has 8176 states and 9407 transitions. Word has length 567 [2020-11-29 22:50:54,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:50:54,390 INFO L481 AbstractCegarLoop]: Abstraction has 8176 states and 9407 transitions. [2020-11-29 22:50:54,390 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 22:50:54,390 INFO L276 IsEmpty]: Start isEmpty. Operand 8176 states and 9407 transitions. [2020-11-29 22:50:54,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 568 [2020-11-29 22:50:54,398 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:50:54,398 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:50:54,614 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-11-29 22:50:54,615 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:50:54,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:50:54,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1645115328, now seen corresponding path program 1 times [2020-11-29 22:50:54,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:50:54,616 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958449899] [2020-11-29 22:50:54,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:50:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:50:55,103 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2020-11-29 22:50:55,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958449899] [2020-11-29 22:50:55,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:50:55,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:50:55,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893916378] [2020-11-29 22:50:55,105 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:50:55,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:50:55,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:50:55,106 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:50:55,106 INFO L87 Difference]: Start difference. First operand 8176 states and 9407 transitions. Second operand 3 states. [2020-11-29 22:51:00,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:51:00,943 INFO L93 Difference]: Finished difference Result 19665 states and 22800 transitions. [2020-11-29 22:51:00,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:51:00,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 567 [2020-11-29 22:51:00,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:51:00,966 INFO L225 Difference]: With dead ends: 19665 [2020-11-29 22:51:00,967 INFO L226 Difference]: Without dead ends: 11491 [2020-11-29 22:51:00,975 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 22:51:00,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11491 states. [2020-11-29 22:51:01,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11491 to 8178. [2020-11-29 22:51:01,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8178 states. [2020-11-29 22:51:01,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8178 states to 8178 states and 9410 transitions. [2020-11-29 22:51:01,094 INFO L78 Accepts]: Start accepts. Automaton has 8178 states and 9410 transitions. Word has length 567 [2020-11-29 22:51:01,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:51:01,095 INFO L481 AbstractCegarLoop]: Abstraction has 8178 states and 9410 transitions. [2020-11-29 22:51:01,095 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:51:01,095 INFO L276 IsEmpty]: Start isEmpty. Operand 8178 states and 9410 transitions. [2020-11-29 22:51:01,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2020-11-29 22:51:01,104 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:51:01,105 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:51:01,106 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 22:51:01,106 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:51:01,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:51:01,107 INFO L82 PathProgramCache]: Analyzing trace with hash -854329279, now seen corresponding path program 1 times [2020-11-29 22:51:01,107 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:51:01,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800061932] [2020-11-29 22:51:01,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:51:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:51:01,658 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2020-11-29 22:51:01,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800061932] [2020-11-29 22:51:01,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:51:01,659 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:51:01,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949518563] [2020-11-29 22:51:01,659 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:51:01,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:51:01,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:51:01,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:51:01,661 INFO L87 Difference]: Start difference. First operand 8178 states and 9410 transitions. Second operand 3 states. [2020-11-29 22:51:06,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:51:06,731 INFO L93 Difference]: Finished difference Result 22033 states and 25445 transitions. [2020-11-29 22:51:06,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:51:06,732 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 575 [2020-11-29 22:51:06,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:51:06,747 INFO L225 Difference]: With dead ends: 22033 [2020-11-29 22:51:06,747 INFO L226 Difference]: Without dead ends: 11166 [2020-11-29 22:51:06,756 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 22:51:06,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11166 states. [2020-11-29 22:51:06,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11166 to 11166. [2020-11-29 22:51:06,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11166 states. [2020-11-29 22:51:06,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11166 states to 11166 states and 12228 transitions. [2020-11-29 22:51:06,881 INFO L78 Accepts]: Start accepts. Automaton has 11166 states and 12228 transitions. Word has length 575 [2020-11-29 22:51:06,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:51:06,882 INFO L481 AbstractCegarLoop]: Abstraction has 11166 states and 12228 transitions. [2020-11-29 22:51:06,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:51:06,882 INFO L276 IsEmpty]: Start isEmpty. Operand 11166 states and 12228 transitions. [2020-11-29 22:51:06,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 579 [2020-11-29 22:51:06,890 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:51:06,892 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-29 22:51:06,892 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-29 22:51:06,892 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:51:06,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:51:06,893 INFO L82 PathProgramCache]: Analyzing trace with hash -1657802120, now seen corresponding path program 1 times [2020-11-29 22:51:06,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:51:06,898 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30818179] [2020-11-29 22:51:06,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:51:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:51:07,320 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-11-29 22:51:07,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30818179] [2020-11-29 22:51:07,321 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:51:07,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:51:07,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960446699] [2020-11-29 22:51:07,322 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:51:07,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:51:07,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:51:07,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:51:07,323 INFO L87 Difference]: Start difference. First operand 11166 states and 12228 transitions. Second operand 3 states. [2020-11-29 22:51:10,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:51:10,172 INFO L93 Difference]: Finished difference Result 27111 states and 29918 transitions. [2020-11-29 22:51:10,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:51:10,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 578 [2020-11-29 22:51:10,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:51:10,191 INFO L225 Difference]: With dead ends: 27111 [2020-11-29 22:51:10,191 INFO L226 Difference]: Without dead ends: 14153 [2020-11-29 22:51:10,200 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 22:51:10,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14153 states. [2020-11-29 22:51:10,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14153 to 14153. [2020-11-29 22:51:10,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14153 states. [2020-11-29 22:51:10,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14153 states to 14153 states and 15289 transitions. [2020-11-29 22:51:10,370 INFO L78 Accepts]: Start accepts. Automaton has 14153 states and 15289 transitions. Word has length 578 [2020-11-29 22:51:10,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:51:10,370 INFO L481 AbstractCegarLoop]: Abstraction has 14153 states and 15289 transitions. [2020-11-29 22:51:10,371 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:51:10,371 INFO L276 IsEmpty]: Start isEmpty. Operand 14153 states and 15289 transitions. [2020-11-29 22:51:10,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 913 [2020-11-29 22:51:10,396 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:51:10,396 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-29 22:51:10,397 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-29 22:51:10,397 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:51:10,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:51:10,398 INFO L82 PathProgramCache]: Analyzing trace with hash 1613056635, now seen corresponding path program 1 times [2020-11-29 22:51:10,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:51:10,398 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842349806] [2020-11-29 22:51:10,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:51:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:51:11,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1385 backedges. 1046 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2020-11-29 22:51:11,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842349806] [2020-11-29 22:51:11,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:51:11,495 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:51:11,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586439305] [2020-11-29 22:51:11,496 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:51:11,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:51:11,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:51:11,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:51:11,497 INFO L87 Difference]: Start difference. First operand 14153 states and 15289 transitions. Second operand 3 states. [2020-11-29 22:51:16,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:51:16,037 INFO L93 Difference]: Finished difference Result 28305 states and 30578 transitions. [2020-11-29 22:51:16,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:51:16,047 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 912 [2020-11-29 22:51:16,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:51:16,064 INFO L225 Difference]: With dead ends: 28305 [2020-11-29 22:51:16,064 INFO L226 Difference]: Without dead ends: 14154 [2020-11-29 22:51:16,073 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 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 22:51:16,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14154 states. [2020-11-29 22:51:16,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14154 to 14153. [2020-11-29 22:51:16,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14153 states. [2020-11-29 22:51:16,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14153 states to 14153 states and 15215 transitions. [2020-11-29 22:51:16,232 INFO L78 Accepts]: Start accepts. Automaton has 14153 states and 15215 transitions. Word has length 912 [2020-11-29 22:51:16,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:51:16,233 INFO L481 AbstractCegarLoop]: Abstraction has 14153 states and 15215 transitions. [2020-11-29 22:51:16,233 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:51:16,233 INFO L276 IsEmpty]: Start isEmpty. Operand 14153 states and 15215 transitions. [2020-11-29 22:51:16,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 920 [2020-11-29 22:51:16,254 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:51:16,255 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:51:16,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-29 22:51:16,255 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:51:16,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:51:16,256 INFO L82 PathProgramCache]: Analyzing trace with hash 1141969149, now seen corresponding path program 1 times [2020-11-29 22:51:16,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:51:16,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196145112] [2020-11-29 22:51:16,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:51:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:51:17,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1399 backedges. 728 proven. 0 refuted. 0 times theorem prover too weak. 671 trivial. 0 not checked. [2020-11-29 22:51:17,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196145112] [2020-11-29 22:51:17,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:51:17,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:51:17,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245832694] [2020-11-29 22:51:17,123 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:51:17,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:51:17,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:51:17,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:51:17,124 INFO L87 Difference]: Start difference. First operand 14153 states and 15215 transitions. Second operand 3 states. [2020-11-29 22:51:20,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:51:20,011 INFO L93 Difference]: Finished difference Result 34600 states and 37188 transitions. [2020-11-29 22:51:20,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:51:20,012 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 919 [2020-11-29 22:51:20,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:51:20,029 INFO L225 Difference]: With dead ends: 34600 [2020-11-29 22:51:20,029 INFO L226 Difference]: Without dead ends: 20449 [2020-11-29 22:51:20,036 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 22:51:20,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20449 states. [2020-11-29 22:51:20,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20449 to 17143. [2020-11-29 22:51:20,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17143 states. [2020-11-29 22:51:20,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17143 states to 17143 states and 18478 transitions. [2020-11-29 22:51:20,246 INFO L78 Accepts]: Start accepts. Automaton has 17143 states and 18478 transitions. Word has length 919 [2020-11-29 22:51:20,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:51:20,247 INFO L481 AbstractCegarLoop]: Abstraction has 17143 states and 18478 transitions. [2020-11-29 22:51:20,247 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:51:20,247 INFO L276 IsEmpty]: Start isEmpty. Operand 17143 states and 18478 transitions. [2020-11-29 22:51:20,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1453 [2020-11-29 22:51:20,354 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:51:20,355 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 22:51:20,355 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-29 22:51:20,355 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:51:20,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:51:20,356 INFO L82 PathProgramCache]: Analyzing trace with hash 1353030581, now seen corresponding path program 1 times [2020-11-29 22:51:20,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:51:20,356 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248939492] [2020-11-29 22:51:20,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:51:20,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:51:22,329 INFO L134 CoverageAnalysis]: Checked inductivity of 4484 backedges. 3280 proven. 0 refuted. 0 times theorem prover too weak. 1204 trivial. 0 not checked. [2020-11-29 22:51:22,329 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248939492] [2020-11-29 22:51:22,329 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:51:22,330 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:51:22,330 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412268516] [2020-11-29 22:51:22,330 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:51:22,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:51:22,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:51:22,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:51:22,331 INFO L87 Difference]: Start difference. First operand 17143 states and 18478 transitions. Second operand 3 states. [2020-11-29 22:51:24,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:51:24,056 INFO L93 Difference]: Finished difference Result 27348 states and 29163 transitions. [2020-11-29 22:51:24,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:51:24,057 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1452 [2020-11-29 22:51:24,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:51:24,058 INFO L225 Difference]: With dead ends: 27348 [2020-11-29 22:51:24,059 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 22:51:24,068 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 22:51:24,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 22:51:24,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 22:51:24,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 22:51:24,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 22:51:24,069 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1452 [2020-11-29 22:51:24,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:51:24,069 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 22:51:24,070 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:51:24,070 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 22:51:24,070 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 22:51:24,070 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-29 22:51:24,071 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 22:51:24,585 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-11-29 22:51:24,804 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-11-29 22:51:24,998 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L896(lines 896 904) no Hoare annotation was computed. [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,004 INFO L274 CegarLoopResult]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2020-11-29 22:51:25,005 INFO L274 CegarLoopResult]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,006 INFO L274 CegarLoopResult]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L652(lines 652 661) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,007 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,008 INFO L274 CegarLoopResult]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L531(lines 531 538) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,009 INFO L274 CegarLoopResult]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L401(lines 401 412) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,010 INFO L274 CegarLoopResult]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L804(lines 804 813) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L540(lines 540 551) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2020-11-29 22:51:25,011 INFO L274 CegarLoopResult]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,012 INFO L274 CegarLoopResult]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L557(lines 557 566) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,013 INFO L274 CegarLoopResult]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,014 INFO L274 CegarLoopResult]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,021 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-29 22:51:25,021 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-29 22:51:25,022 INFO L274 CegarLoopResult]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,022 INFO L274 CegarLoopResult]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,022 INFO L274 CegarLoopResult]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,022 INFO L274 CegarLoopResult]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,022 INFO L274 CegarLoopResult]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,022 INFO L274 CegarLoopResult]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2020-11-29 22:51:25,022 INFO L274 CegarLoopResult]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2020-11-29 22:51:25,022 INFO L274 CegarLoopResult]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,022 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-29 22:51:25,022 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-29 22:51:25,022 INFO L274 CegarLoopResult]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L568(lines 568 578) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,023 INFO L274 CegarLoopResult]: For program point L704(lines 704 716) no Hoare annotation was computed. [2020-11-29 22:51:25,024 INFO L274 CegarLoopResult]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2020-11-29 22:51:25,024 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-29 22:51:25,024 INFO L274 CegarLoopResult]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,024 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-29 22:51:25,024 INFO L274 CegarLoopResult]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,024 INFO L274 CegarLoopResult]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,024 INFO L274 CegarLoopResult]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,025 INFO L274 CegarLoopResult]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,025 INFO L274 CegarLoopResult]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,025 INFO L274 CegarLoopResult]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,025 INFO L274 CegarLoopResult]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,025 INFO L274 CegarLoopResult]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,025 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-29 22:51:25,025 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-29 22:51:25,025 INFO L274 CegarLoopResult]: For program point L840(lines 840 849) no Hoare annotation was computed. [2020-11-29 22:51:25,026 INFO L274 CegarLoopResult]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2020-11-29 22:51:25,026 INFO L274 CegarLoopResult]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,026 INFO L274 CegarLoopResult]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,026 INFO L274 CegarLoopResult]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,026 INFO L274 CegarLoopResult]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,027 INFO L270 CegarLoopResult]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse0 (< 0 (+ ~a4~0 86))) (.cse3 (= 5 ~a2~0)) (.cse1 (<= (+ ~a0~0 98) 0)) (.cse2 (<= (+ ~a0~0 147) 0)) (.cse5 (= 3 ~a2~0)) (.cse4 (<= (+ ~a4~0 89) 0))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and (= ~a2~0 1) .cse0 (<= ~a29~0 41)) (and .cse4 (< 0 (+ ~a0~0 61))) (and .cse4 .cse3) (and .cse5 .cse4) (and .cse4 .cse1) (and (<= (+ ~a29~0 18) 0) .cse4) (and .cse2 .cse5) (and (<= ~a2~0 2) .cse4))) [2020-11-29 22:51:25,027 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-29 22:51:25,027 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-29 22:51:25,027 INFO L274 CegarLoopResult]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,027 INFO L274 CegarLoopResult]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,027 INFO L274 CegarLoopResult]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,027 INFO L274 CegarLoopResult]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,027 INFO L274 CegarLoopResult]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,028 INFO L274 CegarLoopResult]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,028 INFO L274 CegarLoopResult]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,028 INFO L274 CegarLoopResult]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2020-11-29 22:51:25,028 INFO L274 CegarLoopResult]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,028 INFO L274 CegarLoopResult]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2020-11-29 22:51:25,028 INFO L277 CegarLoopResult]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2020-11-29 22:51:25,028 INFO L274 CegarLoopResult]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,028 INFO L274 CegarLoopResult]: For program point L317(lines 317 329) no Hoare annotation was computed. [2020-11-29 22:51:25,029 INFO L274 CegarLoopResult]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2020-11-29 22:51:25,029 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-29 22:51:25,029 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-29 22:51:25,029 INFO L274 CegarLoopResult]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,029 INFO L274 CegarLoopResult]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,029 INFO L274 CegarLoopResult]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,029 INFO L274 CegarLoopResult]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,029 INFO L274 CegarLoopResult]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,030 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-29 22:51:25,030 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-29 22:51:25,030 INFO L274 CegarLoopResult]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,030 INFO L274 CegarLoopResult]: For program point L585(lines 585 596) no Hoare annotation was computed. [2020-11-29 22:51:25,030 INFO L274 CegarLoopResult]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2020-11-29 22:51:25,030 INFO L274 CegarLoopResult]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,030 INFO L274 CegarLoopResult]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,030 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 22:51:25,030 INFO L274 CegarLoopResult]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L270 CegarLoopResult]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse0 (< 0 (+ ~a4~0 86))) (.cse3 (= 5 ~a2~0)) (.cse1 (<= (+ ~a0~0 98) 0)) (.cse2 (<= (+ ~a0~0 147) 0)) (.cse5 (= 3 ~a2~0)) (.cse4 (<= (+ ~a4~0 89) 0))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and (= ~a2~0 1) .cse0 (<= ~a29~0 41)) (and .cse4 (< 0 (+ ~a0~0 61))) (and .cse4 .cse3) (and .cse5 .cse4) (and .cse4 .cse1) (and (<= (+ ~a29~0 18) 0) .cse4) (and .cse2 .cse5) (and (<= ~a2~0 2) .cse4))) [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-29 22:51:25,031 INFO L274 CegarLoopResult]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,032 INFO L274 CegarLoopResult]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,032 INFO L274 CegarLoopResult]: For program point L1781(line 1781) no Hoare annotation was computed. [2020-11-29 22:51:25,032 INFO L274 CegarLoopResult]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,032 INFO L274 CegarLoopResult]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,032 INFO L274 CegarLoopResult]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,032 INFO L274 CegarLoopResult]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,032 INFO L274 CegarLoopResult]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,032 INFO L274 CegarLoopResult]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,032 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-29 22:51:25,032 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-29 22:51:25,033 INFO L274 CegarLoopResult]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,033 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,033 INFO L274 CegarLoopResult]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,033 INFO L274 CegarLoopResult]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,033 INFO L274 CegarLoopResult]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,033 INFO L274 CegarLoopResult]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,033 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-29 22:51:25,033 INFO L274 CegarLoopResult]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,034 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-29 22:51:25,034 INFO L274 CegarLoopResult]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,034 INFO L274 CegarLoopResult]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,034 INFO L274 CegarLoopResult]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,034 INFO L274 CegarLoopResult]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,034 INFO L274 CegarLoopResult]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,034 INFO L274 CegarLoopResult]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,034 INFO L274 CegarLoopResult]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,035 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-29 22:51:25,035 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-29 22:51:25,035 INFO L274 CegarLoopResult]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,035 INFO L274 CegarLoopResult]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,035 INFO L274 CegarLoopResult]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,035 INFO L274 CegarLoopResult]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,035 INFO L274 CegarLoopResult]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,035 INFO L274 CegarLoopResult]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,035 INFO L274 CegarLoopResult]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,036 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-29 22:51:25,036 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-29 22:51:25,036 INFO L274 CegarLoopResult]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,036 INFO L274 CegarLoopResult]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,036 INFO L274 CegarLoopResult]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,036 INFO L274 CegarLoopResult]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,036 INFO L274 CegarLoopResult]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,036 INFO L274 CegarLoopResult]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,037 INFO L274 CegarLoopResult]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,037 INFO L274 CegarLoopResult]: For program point L605(lines 605 615) no Hoare annotation was computed. [2020-11-29 22:51:25,037 INFO L274 CegarLoopResult]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2020-11-29 22:51:25,037 INFO L274 CegarLoopResult]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,037 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-29 22:51:25,037 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-29 22:51:25,037 INFO L274 CegarLoopResult]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,037 INFO L274 CegarLoopResult]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,037 INFO L274 CegarLoopResult]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,038 INFO L274 CegarLoopResult]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,038 INFO L274 CegarLoopResult]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,038 INFO L274 CegarLoopResult]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,038 INFO L270 CegarLoopResult]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse0 (< 0 (+ ~a4~0 86))) (.cse3 (= 5 ~a2~0)) (.cse1 (<= (+ ~a0~0 98) 0)) (.cse2 (<= (+ ~a0~0 147) 0)) (.cse5 (= 3 ~a2~0)) (.cse4 (<= (+ ~a4~0 89) 0))) (or (and .cse0 .cse1) (and .cse2 .cse3) (and (= ~a2~0 1) .cse0 (<= ~a29~0 41)) (and .cse4 (< 0 (+ ~a0~0 61))) (and .cse4 .cse3) (and .cse5 .cse4) (and .cse4 .cse1) (and (<= (+ ~a29~0 18) 0) .cse4) (and .cse2 .cse5) (and (<= ~a2~0 2) .cse4))) [2020-11-29 22:51:25,038 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-29 22:51:25,038 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-29 22:51:25,038 INFO L274 CegarLoopResult]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,039 INFO L274 CegarLoopResult]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,039 INFO L274 CegarLoopResult]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,039 INFO L274 CegarLoopResult]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,039 INFO L274 CegarLoopResult]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,039 INFO L274 CegarLoopResult]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,039 INFO L274 CegarLoopResult]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,039 INFO L274 CegarLoopResult]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,039 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-11-29 22:51:25,040 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-29 22:51:25,040 INFO L274 CegarLoopResult]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,040 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2020-11-29 22:51:25,040 INFO L274 CegarLoopResult]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2020-11-29 22:51:25,040 INFO L274 CegarLoopResult]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,040 INFO L274 CegarLoopResult]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,040 INFO L274 CegarLoopResult]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,040 INFO L274 CegarLoopResult]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,040 INFO L274 CegarLoopResult]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,041 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,041 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 22:51:25,041 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-29 22:51:25,041 INFO L274 CegarLoopResult]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,041 INFO L274 CegarLoopResult]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,041 INFO L274 CegarLoopResult]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,041 INFO L274 CegarLoopResult]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,041 INFO L274 CegarLoopResult]: For program point L352(lines 352 359) no Hoare annotation was computed. [2020-11-29 22:51:25,042 INFO L274 CegarLoopResult]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2020-11-29 22:51:25,042 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2020-11-29 22:51:25,042 INFO L274 CegarLoopResult]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,042 INFO L274 CegarLoopResult]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2020-11-29 22:51:25,042 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-29 22:51:25,042 INFO L274 CegarLoopResult]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,042 INFO L274 CegarLoopResult]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,042 INFO L274 CegarLoopResult]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,042 INFO L274 CegarLoopResult]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,043 INFO L274 CegarLoopResult]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,043 INFO L274 CegarLoopResult]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,043 INFO L274 CegarLoopResult]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,043 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-29 22:51:25,043 INFO L274 CegarLoopResult]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,043 INFO L274 CegarLoopResult]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,043 INFO L274 CegarLoopResult]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,043 INFO L274 CegarLoopResult]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,044 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-29 22:51:25,044 INFO L274 CegarLoopResult]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,044 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,044 INFO L274 CegarLoopResult]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2020-11-29 22:51:25,044 INFO L274 CegarLoopResult]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,044 INFO L274 CegarLoopResult]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,044 INFO L274 CegarLoopResult]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,044 INFO L274 CegarLoopResult]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,044 INFO L274 CegarLoopResult]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,045 INFO L274 CegarLoopResult]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,045 INFO L274 CegarLoopResult]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,045 INFO L274 CegarLoopResult]: For program point L230(lines 230 238) no Hoare annotation was computed. [2020-11-29 22:51:25,045 INFO L274 CegarLoopResult]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2020-11-29 22:51:25,045 INFO L274 CegarLoopResult]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,045 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-29 22:51:25,045 INFO L274 CegarLoopResult]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,045 INFO L274 CegarLoopResult]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:51:25,045 INFO L274 CegarLoopResult]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,046 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-29 22:51:25,046 INFO L274 CegarLoopResult]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2020-11-29 22:51:25,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 10:51:25 BoogieIcfgContainer [2020-11-29 22:51:25,075 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 22:51:25,076 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 22:51:25,076 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 22:51:25,076 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 22:51:25,077 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:50:16" (3/4) ... [2020-11-29 22:51:25,084 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 22:51:25,128 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-29 22:51:25,132 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 22:51:25,135 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 22:51:25,138 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 22:51:25,393 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_278e1b63-9cfb-4df7-96c3-050f97072bd8/bin/uautomizer/witness.graphml [2020-11-29 22:51:25,394 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 22:51:25,395 INFO L168 Benchmark]: Toolchain (without parser) took 74281.19 ms. Allocated memory was 86.0 MB in the beginning and 1.6 GB in the end (delta: 1.5 GB). Free memory was 49.5 MB in the beginning and 599.1 MB in the end (delta: -549.6 MB). Peak memory consumption was 927.4 MB. Max. memory is 16.1 GB. [2020-11-29 22:51:25,395 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 86.0 MB. Free memory was 43.3 MB in the beginning and 43.2 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:51:25,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1344.79 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.3 MB in the beginning and 45.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. [2020-11-29 22:51:25,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 268.04 ms. Allocated memory is still 104.9 MB. Free memory was 45.5 MB in the beginning and 44.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2020-11-29 22:51:25,396 INFO L168 Benchmark]: Boogie Preprocessor took 227.18 ms. Allocated memory is still 104.9 MB. Free memory was 44.3 MB in the beginning and 42.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. [2020-11-29 22:51:25,397 INFO L168 Benchmark]: RCFGBuilder took 3925.23 ms. Allocated memory was 104.9 MB in the beginning and 264.2 MB in the end (delta: 159.4 MB). Free memory was 42.3 MB in the beginning and 179.6 MB in the end (delta: -137.4 MB). Peak memory consumption was 99.0 MB. Max. memory is 16.1 GB. [2020-11-29 22:51:25,397 INFO L168 Benchmark]: TraceAbstraction took 68187.27 ms. Allocated memory was 264.2 MB in the beginning and 1.6 GB in the end (delta: 1.3 GB). Free memory was 178.6 MB in the beginning and 642.1 MB in the end (delta: -463.5 MB). Peak memory consumption was 837.8 MB. Max. memory is 16.1 GB. [2020-11-29 22:51:25,397 INFO L168 Benchmark]: Witness Printer took 318.16 ms. Allocated memory is still 1.6 GB. Free memory was 642.1 MB in the beginning and 599.1 MB in the end (delta: 43.0 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2020-11-29 22:51:25,400 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 86.0 MB. Free memory was 43.3 MB in the beginning and 43.2 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1344.79 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 49.3 MB in the beginning and 45.5 MB in the end (delta: 3.8 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 268.04 ms. Allocated memory is still 104.9 MB. Free memory was 45.5 MB in the beginning and 44.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 227.18 ms. Allocated memory is still 104.9 MB. Free memory was 44.3 MB in the beginning and 42.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 23.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3925.23 ms. Allocated memory was 104.9 MB in the beginning and 264.2 MB in the end (delta: 159.4 MB). Free memory was 42.3 MB in the beginning and 179.6 MB in the end (delta: -137.4 MB). Peak memory consumption was 99.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 68187.27 ms. Allocated memory was 264.2 MB in the beginning and 1.6 GB in the end (delta: 1.3 GB). Free memory was 178.6 MB in the beginning and 642.1 MB in the end (delta: -463.5 MB). Peak memory consumption was 837.8 MB. Max. memory is 16.1 GB. * Witness Printer took 318.16 ms. Allocated memory is still 1.6 GB. Free memory was 642.1 MB in the beginning and 599.1 MB in the end (delta: 43.0 MB). Peak memory consumption was 41.9 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: 1776]: Loop Invariant Derived loop invariant: (((((((((0 < a4 + 86 && a0 + 98 <= 0) || (a0 + 147 <= 0 && 5 == a2)) || ((a2 == 1 && 0 < a4 + 86) && a29 <= 41)) || (a4 + 89 <= 0 && 0 < a0 + 61)) || (a4 + 89 <= 0 && 5 == a2)) || (3 == a2 && a4 + 89 <= 0)) || (a4 + 89 <= 0 && a0 + 98 <= 0)) || (a29 + 18 <= 0 && a4 + 89 <= 0)) || (a0 + 147 <= 0 && 3 == a2)) || (a2 <= 2 && a4 + 89 <= 0) - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((((((0 < a4 + 86 && a0 + 98 <= 0) || (a0 + 147 <= 0 && 5 == a2)) || ((a2 == 1 && 0 < a4 + 86) && a29 <= 41)) || (a4 + 89 <= 0 && 0 < a0 + 61)) || (a4 + 89 <= 0 && 5 == a2)) || (3 == a2 && a4 + 89 <= 0)) || (a4 + 89 <= 0 && a0 + 98 <= 0)) || (a29 + 18 <= 0 && a4 + 89 <= 0)) || (a0 + 147 <= 0 && 3 == a2)) || (a2 <= 2 && a4 + 89 <= 0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((0 < a4 + 86 && a0 + 98 <= 0) || (a0 + 147 <= 0 && 5 == a2)) || ((a2 == 1 && 0 < a4 + 86) && a29 <= 41)) || (a4 + 89 <= 0 && 0 < a0 + 61)) || (a4 + 89 <= 0 && 5 == a2)) || (3 == a2 && a4 + 89 <= 0)) || (a4 + 89 <= 0 && a0 + 98 <= 0)) || (a29 + 18 <= 0 && a4 + 89 <= 0)) || (a0 + 147 <= 0 && 3 == a2)) || (a2 <= 2 && a4 + 89 <= 0) - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 425 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 67.1s, OverallIterations: 16, TraceHistogramMax: 10, AutomataDifference: 51.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5536 SDtfs, 3900 SDslu, 573 SDs, 0 SdLazy, 14559 SolverSat, 3267 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 38.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1516 GetRequests, 1486 SyntacticMatches, 4 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17143occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.7s AutomataMinimizationTime, 16 MinimizatonAttempts, 12334 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 156 NumberOfFragments, 307 HoareAnnotationTreeSize, 4 FomulaSimplifications, 10359 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 4 FomulaSimplificationsInter, 282 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 9555 NumberOfCodeBlocks, 9555 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 9536 ConstructedInterpolants, 0 QuantifiedInterpolants, 17720302 SizeOfPredicates, 1 NumberOfNonLiveVariables, 1854 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 19 InterpolantComputations, 16 PerfectInterpolantSequences, 12235/12388 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...