./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label24.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_b503ec73-a451-494f-8ced-72675e02097c/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label24.c -s /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/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 e40e3ba5f6a83f4e5de959273fceaa01c26132d3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:59:05,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:59:05,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:59:05,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:59:05,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:59:05,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:59:05,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:59:05,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:59:05,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:59:05,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:59:05,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:59:05,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:59:05,443 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:59:05,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:59:05,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:59:05,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:59:05,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:59:05,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:59:05,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:59:05,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:59:05,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:59:05,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:59:05,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:59:05,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:59:05,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:59:05,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:59:05,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:59:05,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:59:05,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:59:05,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:59:05,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:59:05,500 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:59:05,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:59:05,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:59:05,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:59:05,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:59:05,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:59:05,506 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:59:05,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:59:05,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:59:05,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:59:05,512 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-28 02:59:05,565 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:59:05,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:59:05,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:59:05,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:59:05,568 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:59:05,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:59:05,569 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 02:59:05,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:59:05,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 02:59:05,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:59:05,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 02:59:05,571 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:59:05,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 02:59:05,571 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 02:59:05,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 02:59:05,572 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:59:05,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 02:59:05,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:59:05,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:59:05,572 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:59:05,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:59:05,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:59:05,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:59:05,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:59:05,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 02:59:05,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:59:05,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:59:05,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 02:59:05,574 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:59:05,575 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_b503ec73-a451-494f-8ced-72675e02097c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e40e3ba5f6a83f4e5de959273fceaa01c26132d3 [2020-11-28 02:59:05,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:59:05,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:59:05,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:59:05,949 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:59:05,951 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:59:05,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label24.c [2020-11-28 02:59:06,049 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/bin/uautomizer/data/b658095d8/0f9680b9bf064393b2410540bc132ff4/FLAG3274cbedd [2020-11-28 02:59:06,767 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:59:06,768 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/sv-benchmarks/c/eca-rers2012/Problem02_label24.c [2020-11-28 02:59:06,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/bin/uautomizer/data/b658095d8/0f9680b9bf064393b2410540bc132ff4/FLAG3274cbedd [2020-11-28 02:59:07,033 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/bin/uautomizer/data/b658095d8/0f9680b9bf064393b2410540bc132ff4 [2020-11-28 02:59:07,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:59:07,038 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 02:59:07,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:59:07,043 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:59:07,046 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:59:07,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:07" (1/1) ... [2020-11-28 02:59:07,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71abeb2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07, skipping insertion in model container [2020-11-28 02:59:07,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:07" (1/1) ... [2020-11-28 02:59:07,058 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:59:07,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:59:07,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:59:07,553 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 02:59:07,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 02:59:07,778 INFO L208 MainTranslator]: Completed translation [2020-11-28 02:59:07,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07 WrapperNode [2020-11-28 02:59:07,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:59:07,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 02:59:07,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 02:59:07,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 02:59:07,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07" (1/1) ... [2020-11-28 02:59:07,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07" (1/1) ... [2020-11-28 02:59:07,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 02:59:07,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 02:59:07,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 02:59:07,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 02:59:07,921 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07" (1/1) ... [2020-11-28 02:59:07,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07" (1/1) ... [2020-11-28 02:59:07,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07" (1/1) ... [2020-11-28 02:59:07,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07" (1/1) ... [2020-11-28 02:59:07,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07" (1/1) ... [2020-11-28 02:59:07,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07" (1/1) ... [2020-11-28 02:59:07,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07" (1/1) ... [2020-11-28 02:59:07,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 02:59:07,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 02:59:07,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 02:59:07,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 02:59:07,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/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 [2020-11-28 02:59:08,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 02:59:08,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 02:59:08,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 02:59:08,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 02:59:09,803 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 02:59:09,804 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-28 02:59:09,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:09 BoogieIcfgContainer [2020-11-28 02:59:09,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 02:59:09,810 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-28 02:59:09,811 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-28 02:59:09,814 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-28 02:59:09,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:59:07" (1/3) ... [2020-11-28 02:59:09,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@246b3117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:59:09, skipping insertion in model container [2020-11-28 02:59:09,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:07" (2/3) ... [2020-11-28 02:59:09,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@246b3117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:59:09, skipping insertion in model container [2020-11-28 02:59:09,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:09" (3/3) ... [2020-11-28 02:59:09,818 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label24.c [2020-11-28 02:59:09,830 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-28 02:59:09,835 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-28 02:59:09,847 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-28 02:59:09,892 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-28 02:59:09,892 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-28 02:59:09,892 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-28 02:59:09,892 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-28 02:59:09,892 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-28 02:59:09,893 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-28 02:59:09,893 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-28 02:59:09,893 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-28 02:59:09,917 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states. [2020-11-28 02:59:09,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-11-28 02:59:09,937 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:09,938 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:09,938 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:09,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:09,946 INFO L82 PathProgramCache]: Analyzing trace with hash -655222195, now seen corresponding path program 1 times [2020-11-28 02:59:09,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:09,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750156155] [2020-11-28 02:59:09,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:10,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:10,451 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750156155] [2020-11-28 02:59:10,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:10,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:59:10,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956071075] [2020-11-28 02:59:10,457 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:59:10,458 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:10,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:59:10,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:59:10,473 INFO L87 Difference]: Start difference. First operand 228 states. Second operand 3 states. [2020-11-28 02:59:11,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:11,549 INFO L93 Difference]: Finished difference Result 601 states and 1038 transitions. [2020-11-28 02:59:11,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:59:11,551 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 114 [2020-11-28 02:59:11,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:11,573 INFO L225 Difference]: With dead ends: 601 [2020-11-28 02:59:11,574 INFO L226 Difference]: Without dead ends: 309 [2020-11-28 02:59:11,588 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 [2020-11-28 02:59:11,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 309 states. [2020-11-28 02:59:11,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 309 to 307. [2020-11-28 02:59:11,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2020-11-28 02:59:11,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 407 transitions. [2020-11-28 02:59:11,671 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 407 transitions. Word has length 114 [2020-11-28 02:59:11,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:11,673 INFO L481 AbstractCegarLoop]: Abstraction has 307 states and 407 transitions. [2020-11-28 02:59:11,673 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:59:11,674 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 407 transitions. [2020-11-28 02:59:11,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-11-28 02:59:11,685 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:11,686 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-28 02:59:11,686 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-28 02:59:11,686 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:11,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:11,690 INFO L82 PathProgramCache]: Analyzing trace with hash -1430651750, now seen corresponding path program 1 times [2020-11-28 02:59:11,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:11,690 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91770391] [2020-11-28 02:59:11,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:11,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:11,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:11,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [91770391] [2020-11-28 02:59:11,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:11,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-28 02:59:11,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145829203] [2020-11-28 02:59:11,881 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:59:11,881 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:11,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:59:11,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:59:11,882 INFO L87 Difference]: Start difference. First operand 307 states and 407 transitions. Second operand 3 states. [2020-11-28 02:59:12,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:12,713 INFO L93 Difference]: Finished difference Result 758 states and 1034 transitions. [2020-11-28 02:59:12,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:59:12,715 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 119 [2020-11-28 02:59:12,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:12,720 INFO L225 Difference]: With dead ends: 758 [2020-11-28 02:59:12,720 INFO L226 Difference]: Without dead ends: 453 [2020-11-28 02:59:12,726 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 [2020-11-28 02:59:12,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 453 states. [2020-11-28 02:59:12,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 453 to 453. [2020-11-28 02:59:12,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 453 states. [2020-11-28 02:59:12,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 453 states and 578 transitions. [2020-11-28 02:59:12,774 INFO L78 Accepts]: Start accepts. Automaton has 453 states and 578 transitions. Word has length 119 [2020-11-28 02:59:12,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:12,776 INFO L481 AbstractCegarLoop]: Abstraction has 453 states and 578 transitions. [2020-11-28 02:59:12,776 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:59:12,776 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 578 transitions. [2020-11-28 02:59:12,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-11-28 02:59:12,786 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:12,786 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-28 02:59:12,786 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-28 02:59:12,787 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:12,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:12,788 INFO L82 PathProgramCache]: Analyzing trace with hash -532135905, now seen corresponding path program 1 times [2020-11-28 02:59:12,789 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:12,790 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814696746] [2020-11-28 02:59:12,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:12,903 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:12,904 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814696746] [2020-11-28 02:59:12,925 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:12,925 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:59:12,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26006901] [2020-11-28 02:59:12,929 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:59:12,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:12,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:59:12,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:59:12,932 INFO L87 Difference]: Start difference. First operand 453 states and 578 transitions. Second operand 3 states. [2020-11-28 02:59:13,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:13,760 INFO L93 Difference]: Finished difference Result 1325 states and 1691 transitions. [2020-11-28 02:59:13,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:59:13,761 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2020-11-28 02:59:13,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:13,766 INFO L225 Difference]: With dead ends: 1325 [2020-11-28 02:59:13,766 INFO L226 Difference]: Without dead ends: 874 [2020-11-28 02:59:13,767 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 [2020-11-28 02:59:13,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2020-11-28 02:59:13,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 874. [2020-11-28 02:59:13,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 874 states. [2020-11-28 02:59:13,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 874 states and 1074 transitions. [2020-11-28 02:59:13,828 INFO L78 Accepts]: Start accepts. Automaton has 874 states and 1074 transitions. Word has length 131 [2020-11-28 02:59:13,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:13,829 INFO L481 AbstractCegarLoop]: Abstraction has 874 states and 1074 transitions. [2020-11-28 02:59:13,829 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:59:13,829 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1074 transitions. [2020-11-28 02:59:13,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-11-28 02:59:13,832 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:13,833 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:13,833 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-28 02:59:13,833 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:13,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:13,838 INFO L82 PathProgramCache]: Analyzing trace with hash 781537714, now seen corresponding path program 1 times [2020-11-28 02:59:13,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:13,839 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020694485] [2020-11-28 02:59:13,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:14,044 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-11-28 02:59:14,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020694485] [2020-11-28 02:59:14,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:14,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:59:14,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783484623] [2020-11-28 02:59:14,046 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:59:14,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:14,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:59:14,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:59:14,048 INFO L87 Difference]: Start difference. First operand 874 states and 1074 transitions. Second operand 3 states. [2020-11-28 02:59:14,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:14,846 INFO L93 Difference]: Finished difference Result 2445 states and 3022 transitions. [2020-11-28 02:59:14,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:59:14,851 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2020-11-28 02:59:14,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:14,860 INFO L225 Difference]: With dead ends: 2445 [2020-11-28 02:59:14,860 INFO L226 Difference]: Without dead ends: 1573 [2020-11-28 02:59:14,862 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 [2020-11-28 02:59:14,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1573 states. [2020-11-28 02:59:14,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1573 to 1153. [2020-11-28 02:59:14,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1153 states. [2020-11-28 02:59:14,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 1153 states and 1477 transitions. [2020-11-28 02:59:14,899 INFO L78 Accepts]: Start accepts. Automaton has 1153 states and 1477 transitions. Word has length 144 [2020-11-28 02:59:14,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:14,900 INFO L481 AbstractCegarLoop]: Abstraction has 1153 states and 1477 transitions. [2020-11-28 02:59:14,900 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:59:14,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1477 transitions. [2020-11-28 02:59:14,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2020-11-28 02:59:14,904 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:14,904 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:14,905 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-28 02:59:14,905 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:14,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:14,905 INFO L82 PathProgramCache]: Analyzing trace with hash 1138712905, now seen corresponding path program 1 times [2020-11-28 02:59:14,906 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:14,906 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379961257] [2020-11-28 02:59:14,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:15,013 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 02:59:15,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379961257] [2020-11-28 02:59:15,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:15,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-28 02:59:15,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372461216] [2020-11-28 02:59:15,014 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:59:15,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:15,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:59:15,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-28 02:59:15,015 INFO L87 Difference]: Start difference. First operand 1153 states and 1477 transitions. Second operand 3 states. [2020-11-28 02:59:15,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:15,412 INFO L93 Difference]: Finished difference Result 2153 states and 2747 transitions. [2020-11-28 02:59:15,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:59:15,412 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 168 [2020-11-28 02:59:15,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:15,422 INFO L225 Difference]: With dead ends: 2153 [2020-11-28 02:59:15,422 INFO L226 Difference]: Without dead ends: 1002 [2020-11-28 02:59:15,424 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 [2020-11-28 02:59:15,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1002 states. [2020-11-28 02:59:15,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1002 to 1002. [2020-11-28 02:59:15,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1002 states. [2020-11-28 02:59:15,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 1002 states and 1217 transitions. [2020-11-28 02:59:15,459 INFO L78 Accepts]: Start accepts. Automaton has 1002 states and 1217 transitions. Word has length 168 [2020-11-28 02:59:15,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:15,459 INFO L481 AbstractCegarLoop]: Abstraction has 1002 states and 1217 transitions. [2020-11-28 02:59:15,459 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:59:15,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1217 transitions. [2020-11-28 02:59:15,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-11-28 02:59:15,463 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:15,463 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:15,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-28 02:59:15,464 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:15,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:15,464 INFO L82 PathProgramCache]: Analyzing trace with hash 1983678029, now seen corresponding path program 1 times [2020-11-28 02:59:15,464 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:15,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353484498] [2020-11-28 02:59:15,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:15,664 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-11-28 02:59:15,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353484498] [2020-11-28 02:59:15,665 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-28 02:59:15,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-28 02:59:15,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785298508] [2020-11-28 02:59:15,667 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-28 02:59:15,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:15,668 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-28 02:59:15,669 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-28 02:59:15,669 INFO L87 Difference]: Start difference. First operand 1002 states and 1217 transitions. Second operand 5 states. [2020-11-28 02:59:16,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:16,951 INFO L93 Difference]: Finished difference Result 2595 states and 3095 transitions. [2020-11-28 02:59:16,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-28 02:59:16,951 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 186 [2020-11-28 02:59:16,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:16,959 INFO L225 Difference]: With dead ends: 2595 [2020-11-28 02:59:16,960 INFO L226 Difference]: Without dead ends: 1452 [2020-11-28 02:59:16,961 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-11-28 02:59:16,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1452 states. [2020-11-28 02:59:16,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1452 to 1002. [2020-11-28 02:59:16,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1002 states. [2020-11-28 02:59:16,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 1002 states and 1161 transitions. [2020-11-28 02:59:16,995 INFO L78 Accepts]: Start accepts. Automaton has 1002 states and 1161 transitions. Word has length 186 [2020-11-28 02:59:16,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:17,000 INFO L481 AbstractCegarLoop]: Abstraction has 1002 states and 1161 transitions. [2020-11-28 02:59:17,000 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-28 02:59:17,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1161 transitions. [2020-11-28 02:59:17,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-11-28 02:59:17,004 INFO L414 BasicCegarLoop]: Found error trace [2020-11-28 02:59:17,004 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-28 02:59:17,004 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-28 02:59:17,005 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-28 02:59:17,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 02:59:17,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1163790999, now seen corresponding path program 1 times [2020-11-28 02:59:17,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-28 02:59:17,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489941351] [2020-11-28 02:59:17,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-28 02:59:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:17,253 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 87 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-11-28 02:59:17,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489941351] [2020-11-28 02:59:17,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1967600953] [2020-11-28 02:59:17,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/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 [2020-11-28 02:59:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 02:59:17,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-28 02:59:17,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-28 02:59:17,663 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-11-28 02:59:17,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-28 02:59:17,664 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-11-28 02:59:17,665 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114100991] [2020-11-28 02:59:17,666 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-28 02:59:17,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-28 02:59:17,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-28 02:59:17,668 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 02:59:17,668 INFO L87 Difference]: Start difference. First operand 1002 states and 1161 transitions. Second operand 3 states. [2020-11-28 02:59:18,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-28 02:59:18,352 INFO L93 Difference]: Finished difference Result 1999 states and 2318 transitions. [2020-11-28 02:59:18,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-28 02:59:18,353 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 190 [2020-11-28 02:59:18,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-28 02:59:18,353 INFO L225 Difference]: With dead ends: 1999 [2020-11-28 02:59:18,354 INFO L226 Difference]: Without dead ends: 0 [2020-11-28 02:59:18,356 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-11-28 02:59:18,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-28 02:59:18,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-28 02:59:18,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-28 02:59:18,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-28 02:59:18,356 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 190 [2020-11-28 02:59:18,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-28 02:59:18,357 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-28 02:59:18,357 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-28 02:59:18,357 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-28 02:59:18,357 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 02:59:18,569 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-11-28 02:59:18,571 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-28 02:59:18,747 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 19 [2020-11-28 02:59:18,824 INFO L274 CegarLoopResult]: For program point L565-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,824 INFO L274 CegarLoopResult]: For program point L499-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,824 INFO L274 CegarLoopResult]: For program point L433-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,824 INFO L274 CegarLoopResult]: For program point L301(lines 301 423) no Hoare annotation was computed. [2020-11-28 02:59:18,824 INFO L274 CegarLoopResult]: For program point L235(lines 235 423) no Hoare annotation was computed. [2020-11-28 02:59:18,824 INFO L274 CegarLoopResult]: For program point L169(lines 169 423) no Hoare annotation was computed. [2020-11-28 02:59:18,824 INFO L274 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-11-28 02:59:18,824 INFO L274 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-11-28 02:59:18,824 INFO L274 CegarLoopResult]: For program point L434(line 434) no Hoare annotation was computed. [2020-11-28 02:59:18,825 INFO L274 CegarLoopResult]: For program point L303(lines 303 423) no Hoare annotation was computed. [2020-11-28 02:59:18,825 INFO L274 CegarLoopResult]: For program point L105(lines 105 423) no Hoare annotation was computed. [2020-11-28 02:59:18,825 INFO L274 CegarLoopResult]: For program point L568-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,825 INFO L274 CegarLoopResult]: For program point L502-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,825 INFO L274 CegarLoopResult]: For program point L436-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,825 INFO L274 CegarLoopResult]: For program point L40(lines 40 423) no Hoare annotation was computed. [2020-11-28 02:59:18,825 INFO L274 CegarLoopResult]: For program point L569(line 569) no Hoare annotation was computed. [2020-11-28 02:59:18,825 INFO L274 CegarLoopResult]: For program point L503(line 503) no Hoare annotation was computed. [2020-11-28 02:59:18,825 INFO L274 CegarLoopResult]: For program point L437(line 437) no Hoare annotation was computed. [2020-11-28 02:59:18,825 INFO L274 CegarLoopResult]: For program point L371(lines 371 423) no Hoare annotation was computed. [2020-11-28 02:59:18,825 INFO L274 CegarLoopResult]: For program point L571-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,826 INFO L274 CegarLoopResult]: For program point L505-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,826 INFO L274 CegarLoopResult]: For program point L439-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,826 INFO L274 CegarLoopResult]: For program point L307(lines 307 423) no Hoare annotation was computed. [2020-11-28 02:59:18,826 INFO L274 CegarLoopResult]: For program point L175(lines 175 423) no Hoare annotation was computed. [2020-11-28 02:59:18,826 INFO L274 CegarLoopResult]: For program point L109(lines 109 423) no Hoare annotation was computed. [2020-11-28 02:59:18,826 INFO L274 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-11-28 02:59:18,826 INFO L274 CegarLoopResult]: For program point L506(line 506) no Hoare annotation was computed. [2020-11-28 02:59:18,826 INFO L274 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-11-28 02:59:18,826 INFO L274 CegarLoopResult]: For program point L308(lines 308 317) no Hoare annotation was computed. [2020-11-28 02:59:18,826 INFO L274 CegarLoopResult]: For program point L242(lines 242 423) no Hoare annotation was computed. [2020-11-28 02:59:18,826 INFO L274 CegarLoopResult]: For program point L308-2(lines 308 317) no Hoare annotation was computed. [2020-11-28 02:59:18,826 INFO L274 CegarLoopResult]: For program point L45(lines 45 423) no Hoare annotation was computed. [2020-11-28 02:59:18,827 INFO L274 CegarLoopResult]: For program point L574-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,827 INFO L274 CegarLoopResult]: For program point L508-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,827 INFO L274 CegarLoopResult]: For program point L442-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,827 INFO L274 CegarLoopResult]: For program point L244(lines 244 423) no Hoare annotation was computed. [2020-11-28 02:59:18,827 INFO L274 CegarLoopResult]: For program point L575(line 575) no Hoare annotation was computed. [2020-11-28 02:59:18,827 INFO L274 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2020-11-28 02:59:18,827 INFO L274 CegarLoopResult]: For program point L443(line 443) no Hoare annotation was computed. [2020-11-28 02:59:18,827 INFO L274 CegarLoopResult]: For program point L179(lines 179 423) no Hoare annotation was computed. [2020-11-28 02:59:18,827 INFO L274 CegarLoopResult]: For program point L378(lines 378 423) no Hoare annotation was computed. [2020-11-28 02:59:18,827 INFO L274 CegarLoopResult]: For program point L48(lines 48 423) no Hoare annotation was computed. [2020-11-28 02:59:18,827 INFO L274 CegarLoopResult]: For program point L577-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,827 INFO L274 CegarLoopResult]: For program point L511-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,828 INFO L274 CegarLoopResult]: For program point L445-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,828 INFO L274 CegarLoopResult]: For program point L247(lines 247 423) no Hoare annotation was computed. [2020-11-28 02:59:18,828 INFO L274 CegarLoopResult]: For program point L578(line 578) no Hoare annotation was computed. [2020-11-28 02:59:18,828 INFO L274 CegarLoopResult]: For program point L512(line 512) no Hoare annotation was computed. [2020-11-28 02:59:18,828 INFO L274 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-11-28 02:59:18,828 INFO L274 CegarLoopResult]: For program point L248(lines 248 256) no Hoare annotation was computed. [2020-11-28 02:59:18,828 INFO L274 CegarLoopResult]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2020-11-28 02:59:18,828 INFO L274 CegarLoopResult]: For program point L116(lines 116 423) no Hoare annotation was computed. [2020-11-28 02:59:18,828 INFO L274 CegarLoopResult]: For program point L580-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,828 INFO L274 CegarLoopResult]: For program point L514-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,828 INFO L274 CegarLoopResult]: For program point L448-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,829 INFO L274 CegarLoopResult]: For program point L52(lines 52 423) no Hoare annotation was computed. [2020-11-28 02:59:18,829 INFO L274 CegarLoopResult]: For program point L581(line 581) no Hoare annotation was computed. [2020-11-28 02:59:18,829 INFO L274 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-11-28 02:59:18,829 INFO L274 CegarLoopResult]: For program point L449(line 449) no Hoare annotation was computed. [2020-11-28 02:59:18,829 INFO L274 CegarLoopResult]: For program point L185(lines 185 423) no Hoare annotation was computed. [2020-11-28 02:59:18,829 INFO L274 CegarLoopResult]: For program point L583-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,829 INFO L274 CegarLoopResult]: For program point L517-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,829 INFO L274 CegarLoopResult]: For program point L451-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,829 INFO L274 CegarLoopResult]: For program point L385(lines 385 423) no Hoare annotation was computed. [2020-11-28 02:59:18,829 INFO L274 CegarLoopResult]: For program point L319(lines 319 423) no Hoare annotation was computed. [2020-11-28 02:59:18,829 INFO L274 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-11-28 02:59:18,829 INFO L274 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-11-28 02:59:18,830 INFO L274 CegarLoopResult]: For program point L452(line 452) no Hoare annotation was computed. [2020-11-28 02:59:18,830 INFO L274 CegarLoopResult]: For program point L189(lines 189 423) no Hoare annotation was computed. [2020-11-28 02:59:18,830 INFO L274 CegarLoopResult]: For program point L123(lines 123 423) no Hoare annotation was computed. [2020-11-28 02:59:18,830 INFO L274 CegarLoopResult]: For program point L57(lines 57 423) no Hoare annotation was computed. [2020-11-28 02:59:18,830 INFO L274 CegarLoopResult]: For program point L586-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,830 INFO L274 CegarLoopResult]: For program point L520-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,830 INFO L274 CegarLoopResult]: For program point L454-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,830 INFO L274 CegarLoopResult]: For program point L388(lines 388 423) no Hoare annotation was computed. [2020-11-28 02:59:18,830 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-28 02:59:18,830 INFO L274 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-11-28 02:59:18,830 INFO L274 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2020-11-28 02:59:18,831 INFO L274 CegarLoopResult]: For program point L455(line 455) no Hoare annotation was computed. [2020-11-28 02:59:18,831 INFO L274 CegarLoopResult]: For program point L390(lines 390 423) no Hoare annotation was computed. [2020-11-28 02:59:18,831 INFO L274 CegarLoopResult]: For program point L324(lines 324 423) no Hoare annotation was computed. [2020-11-28 02:59:18,831 INFO L274 CegarLoopResult]: For program point L258(lines 258 423) no Hoare annotation was computed. [2020-11-28 02:59:18,831 INFO L274 CegarLoopResult]: For program point L60(lines 60 423) no Hoare annotation was computed. [2020-11-28 02:59:18,831 INFO L274 CegarLoopResult]: For program point L589-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,831 INFO L274 CegarLoopResult]: For program point L523-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,831 INFO L274 CegarLoopResult]: For program point L457-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,831 INFO L274 CegarLoopResult]: For program point L391(lines 391 397) no Hoare annotation was computed. [2020-11-28 02:59:18,831 INFO L274 CegarLoopResult]: For program point L325(lines 325 336) no Hoare annotation was computed. [2020-11-28 02:59:18,831 INFO L274 CegarLoopResult]: For program point L391-2(lines 391 397) no Hoare annotation was computed. [2020-11-28 02:59:18,831 INFO L274 CegarLoopResult]: For program point L325-2(lines 325 336) no Hoare annotation was computed. [2020-11-28 02:59:18,832 INFO L274 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-11-28 02:59:18,832 INFO L274 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-11-28 02:59:18,832 INFO L274 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-11-28 02:59:18,832 INFO L274 CegarLoopResult]: For program point L195(lines 195 423) no Hoare annotation was computed. [2020-11-28 02:59:18,832 INFO L274 CegarLoopResult]: For program point L129(lines 129 423) no Hoare annotation was computed. [2020-11-28 02:59:18,832 INFO L274 CegarLoopResult]: For program point L592-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,832 INFO L274 CegarLoopResult]: For program point L526-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,832 INFO L274 CegarLoopResult]: For program point L460-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,832 INFO L274 CegarLoopResult]: For program point L64(lines 64 423) no Hoare annotation was computed. [2020-11-28 02:59:18,832 INFO L274 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-11-28 02:59:18,848 INFO L274 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-11-28 02:59:18,849 INFO L274 CegarLoopResult]: For program point L461(line 461) no Hoare annotation was computed. [2020-11-28 02:59:18,849 INFO L274 CegarLoopResult]: For program point L263(lines 263 423) no Hoare annotation was computed. [2020-11-28 02:59:18,849 INFO L274 CegarLoopResult]: For program point L197(lines 197 423) no Hoare annotation was computed. [2020-11-28 02:59:18,849 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-28 02:59:18,849 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-28 02:59:18,849 INFO L274 CegarLoopResult]: For program point L595-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,849 INFO L274 CegarLoopResult]: For program point L529-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,849 INFO L274 CegarLoopResult]: For program point L463-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,849 INFO L274 CegarLoopResult]: For program point L199(lines 199 423) no Hoare annotation was computed. [2020-11-28 02:59:18,850 INFO L274 CegarLoopResult]: For program point L133(lines 133 423) no Hoare annotation was computed. [2020-11-28 02:59:18,850 INFO L274 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-11-28 02:59:18,850 INFO L274 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-11-28 02:59:18,850 INFO L274 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-11-28 02:59:18,850 INFO L274 CegarLoopResult]: For program point L399(lines 399 423) no Hoare annotation was computed. [2020-11-28 02:59:18,850 INFO L274 CegarLoopResult]: For program point L201(lines 201 423) no Hoare annotation was computed. [2020-11-28 02:59:18,850 INFO L274 CegarLoopResult]: For program point L69(lines 69 423) no Hoare annotation was computed. [2020-11-28 02:59:18,850 INFO L274 CegarLoopResult]: For program point L598-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,850 INFO L274 CegarLoopResult]: For program point L532-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,850 INFO L274 CegarLoopResult]: For program point L466-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,850 INFO L274 CegarLoopResult]: For program point L599(line 599) no Hoare annotation was computed. [2020-11-28 02:59:18,850 INFO L274 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-11-28 02:59:18,851 INFO L274 CegarLoopResult]: For program point L467(line 467) no Hoare annotation was computed. [2020-11-28 02:59:18,851 INFO L274 CegarLoopResult]: For program point L269(lines 269 423) no Hoare annotation was computed. [2020-11-28 02:59:18,851 INFO L274 CegarLoopResult]: For program point L204(lines 204 423) no Hoare annotation was computed. [2020-11-28 02:59:18,851 INFO L274 CegarLoopResult]: For program point L601-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,851 INFO L274 CegarLoopResult]: For program point L535-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,851 INFO L274 CegarLoopResult]: For program point L469-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,851 INFO L274 CegarLoopResult]: For program point L271(lines 271 423) no Hoare annotation was computed. [2020-11-28 02:59:18,851 INFO L274 CegarLoopResult]: For program point L602(line 602) no Hoare annotation was computed. [2020-11-28 02:59:18,851 INFO L274 CegarLoopResult]: For program point L536(line 536) no Hoare annotation was computed. [2020-11-28 02:59:18,851 INFO L274 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-11-28 02:59:18,851 INFO L274 CegarLoopResult]: For program point L404(lines 404 423) no Hoare annotation was computed. [2020-11-28 02:59:18,851 INFO L274 CegarLoopResult]: For program point L338(lines 338 423) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L272(lines 272 284) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L272-2(lines 272 284) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L140(lines 140 423) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L75(lines 75 423) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L604-1(lines 604 606) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L538-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L472-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L208(lines 208 423) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L539(line 539) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L341(lines 341 423) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L408(lines 408 423) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L342(lines 342 345) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L342-2(lines 342 345) no Hoare annotation was computed. [2020-11-28 02:59:18,852 INFO L274 CegarLoopResult]: For program point L144(lines 144 423) no Hoare annotation was computed. [2020-11-28 02:59:18,853 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-28 02:59:18,853 INFO L270 CegarLoopResult]: At program point L607(lines 39 608) the Hoare annotation is: (let ((.cse0 (= ~a19~0 1)) (.cse1 (<= ~a17~0 8))) (or (and .cse0 .cse1 (<= ~a28~0 7)) (and (<= ~a19~0 0) .cse1) (and .cse0 (<= 10 ~a28~0) .cse1) (and .cse0 (<= 8 ~a17~0) .cse1))) [2020-11-28 02:59:18,853 INFO L274 CegarLoopResult]: For program point L541-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,853 INFO L274 CegarLoopResult]: For program point L475-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,853 INFO L274 CegarLoopResult]: For program point L79(lines 79 423) no Hoare annotation was computed. [2020-11-28 02:59:18,853 INFO L274 CegarLoopResult]: For program point L542(line 542) no Hoare annotation was computed. [2020-11-28 02:59:18,853 INFO L274 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-11-28 02:59:18,853 INFO L274 CegarLoopResult]: For program point L212(lines 212 423) no Hoare annotation was computed. [2020-11-28 02:59:18,853 INFO L274 CegarLoopResult]: For program point L213(lines 213 220) no Hoare annotation was computed. [2020-11-28 02:59:18,853 INFO L274 CegarLoopResult]: For program point L213-2(lines 213 220) no Hoare annotation was computed. [2020-11-28 02:59:18,853 INFO L277 CegarLoopResult]: At program point L610(lines 610 627) the Hoare annotation is: true [2020-11-28 02:59:18,853 INFO L274 CegarLoopResult]: For program point L544-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,853 INFO L274 CegarLoopResult]: For program point L478-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,853 INFO L274 CegarLoopResult]: For program point L412(lines 412 423) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L545(line 545) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L347(lines 347 423) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L149(lines 149 423) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L414(lines 414 423) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L348(lines 348 357) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L348-2(lines 348 357) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L84(lines 84 423) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L547-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L481-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L85(lines 85 90) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L85-2(lines 85 90) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L417(lines 417 423) no Hoare annotation was computed. [2020-11-28 02:59:18,854 INFO L274 CegarLoopResult]: For program point L153(lines 153 423) no Hoare annotation was computed. [2020-11-28 02:59:18,855 INFO L270 CegarLoopResult]: At program point L616-2(lines 616 626) the Hoare annotation is: (let ((.cse0 (= ~a19~0 1)) (.cse1 (<= ~a17~0 8))) (or (and .cse0 .cse1 (<= ~a28~0 7)) (and (<= ~a19~0 0) .cse1) (and .cse0 (<= 10 ~a28~0) .cse1) (and .cse0 (<= 8 ~a17~0) .cse1))) [2020-11-28 02:59:18,855 INFO L274 CegarLoopResult]: For program point L550-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,855 INFO L274 CegarLoopResult]: For program point L484-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,855 INFO L274 CegarLoopResult]: For program point L286(lines 286 423) no Hoare annotation was computed. [2020-11-28 02:59:18,855 INFO L274 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-11-28 02:59:18,855 INFO L274 CegarLoopResult]: For program point L485(line 485) no Hoare annotation was computed. [2020-11-28 02:59:18,855 INFO L274 CegarLoopResult]: For program point L419(lines 419 423) no Hoare annotation was computed. [2020-11-28 02:59:18,855 INFO L274 CegarLoopResult]: For program point L222(lines 222 423) no Hoare annotation was computed. [2020-11-28 02:59:18,855 INFO L274 CegarLoopResult]: For program point L553-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,855 INFO L274 CegarLoopResult]: For program point L487-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,855 INFO L274 CegarLoopResult]: For program point L554(line 554) no Hoare annotation was computed. [2020-11-28 02:59:18,856 INFO L274 CegarLoopResult]: For program point L488(line 488) no Hoare annotation was computed. [2020-11-28 02:59:18,856 INFO L274 CegarLoopResult]: For program point L290(lines 290 423) no Hoare annotation was computed. [2020-11-28 02:59:18,856 INFO L274 CegarLoopResult]: For program point L158(lines 158 423) no Hoare annotation was computed. [2020-11-28 02:59:18,856 INFO L274 CegarLoopResult]: For program point L92(lines 92 423) no Hoare annotation was computed. [2020-11-28 02:59:18,856 INFO L274 CegarLoopResult]: For program point L621(line 621) no Hoare annotation was computed. [2020-11-28 02:59:18,856 INFO L274 CegarLoopResult]: For program point L225(lines 225 423) no Hoare annotation was computed. [2020-11-28 02:59:18,856 INFO L274 CegarLoopResult]: For program point L93(lines 93 99) no Hoare annotation was computed. [2020-11-28 02:59:18,856 INFO L274 CegarLoopResult]: For program point L93-2(lines 93 99) no Hoare annotation was computed. [2020-11-28 02:59:18,856 INFO L274 CegarLoopResult]: For program point L556-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,856 INFO L274 CegarLoopResult]: For program point L490-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,856 INFO L274 CegarLoopResult]: For program point L424(lines 424 426) no Hoare annotation was computed. [2020-11-28 02:59:18,856 INFO L274 CegarLoopResult]: For program point L424-2(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L557(line 557) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L491(line 491) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L425(line 425) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L359(lines 359 423) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L293(lines 293 423) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L228(lines 228 423) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L559-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L493-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L427-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L560(line 560) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L428(line 428) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L296(lines 296 423) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L164(lines 164 423) no Hoare annotation was computed. [2020-11-28 02:59:18,857 INFO L274 CegarLoopResult]: For program point L562-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,858 INFO L274 CegarLoopResult]: For program point L496-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,858 INFO L274 CegarLoopResult]: For program point L430-1(lines 39 608) no Hoare annotation was computed. [2020-11-28 02:59:18,858 INFO L274 CegarLoopResult]: For program point L364(lines 364 423) no Hoare annotation was computed. [2020-11-28 02:59:18,858 INFO L274 CegarLoopResult]: For program point L563(line 563) no Hoare annotation was computed. [2020-11-28 02:59:18,858 INFO L274 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2020-11-28 02:59:18,858 INFO L274 CegarLoopResult]: For program point L431(line 431) no Hoare annotation was computed. [2020-11-28 02:59:18,858 INFO L274 CegarLoopResult]: For program point L233(lines 233 423) no Hoare annotation was computed. [2020-11-28 02:59:18,858 INFO L274 CegarLoopResult]: For program point L101(lines 101 423) no Hoare annotation was computed. [2020-11-28 02:59:18,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:59:18 BoogieIcfgContainer [2020-11-28 02:59:18,883 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-28 02:59:18,883 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 02:59:18,884 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 02:59:18,884 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 02:59:18,884 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:09" (3/4) ... [2020-11-28 02:59:18,888 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 02:59:18,920 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-28 02:59:18,922 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-28 02:59:18,923 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:59:18,925 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 02:59:19,094 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_b503ec73-a451-494f-8ced-72675e02097c/bin/uautomizer/witness.graphml [2020-11-28 02:59:19,094 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 02:59:19,095 INFO L168 Benchmark]: Toolchain (without parser) took 12056.68 ms. Allocated memory was 132.1 MB in the beginning and 249.6 MB in the end (delta: 117.4 MB). Free memory was 103.8 MB in the beginning and 118.8 MB in the end (delta: -15.0 MB). Peak memory consumption was 102.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:19,096 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 83.9 MB. Free memory was 42.9 MB in the beginning and 42.9 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:59:19,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.80 ms. Allocated memory is still 132.1 MB. Free memory was 103.8 MB in the beginning and 93.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:19,097 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.87 ms. Allocated memory is still 132.1 MB. Free memory was 93.7 MB in the beginning and 88.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:19,097 INFO L168 Benchmark]: Boogie Preprocessor took 73.93 ms. Allocated memory is still 132.1 MB. Free memory was 88.3 MB in the beginning and 83.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:19,097 INFO L168 Benchmark]: RCFGBuilder took 1824.20 ms. Allocated memory is still 132.1 MB. Free memory was 83.9 MB in the beginning and 60.9 MB in the end (delta: 23.0 MB). Peak memory consumption was 32.3 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:19,098 INFO L168 Benchmark]: TraceAbstraction took 9073.19 ms. Allocated memory was 132.1 MB in the beginning and 249.6 MB in the end (delta: 117.4 MB). Free memory was 60.9 MB in the beginning and 133.5 MB in the end (delta: -72.6 MB). Peak memory consumption was 45.9 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:19,098 INFO L168 Benchmark]: Witness Printer took 210.92 ms. Allocated memory is still 249.6 MB. Free memory was 133.5 MB in the beginning and 118.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 02:59:19,100 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 83.9 MB. Free memory was 42.9 MB in the beginning and 42.9 MB in the end (delta: 77.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 737.80 ms. Allocated memory is still 132.1 MB. Free memory was 103.8 MB in the beginning and 93.7 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 126.87 ms. Allocated memory is still 132.1 MB. Free memory was 93.7 MB in the beginning and 88.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.93 ms. Allocated memory is still 132.1 MB. Free memory was 88.3 MB in the beginning and 83.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1824.20 ms. Allocated memory is still 132.1 MB. Free memory was 83.9 MB in the beginning and 60.9 MB in the end (delta: 23.0 MB). Peak memory consumption was 32.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9073.19 ms. Allocated memory was 132.1 MB in the beginning and 249.6 MB in the end (delta: 117.4 MB). Free memory was 60.9 MB in the beginning and 133.5 MB in the end (delta: -72.6 MB). Peak memory consumption was 45.9 MB. Max. memory is 16.1 GB. * Witness Printer took 210.92 ms. Allocated memory is still 249.6 MB. Free memory was 133.5 MB in the beginning and 118.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: 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: 610]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((((a19 == 1 && a17 <= 8) && a28 <= 7) || (a19 <= 0 && a17 <= 8)) || ((a19 == 1 && 10 <= a28) && a17 <= 8)) || ((a19 == 1 && 8 <= a17) && a17 <= 8) - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: ((((a19 == 1 && a17 <= 8) && a28 <= 7) || (a19 <= 0 && a17 <= 8)) || ((a19 == 1 && 10 <= a28) && a17 <= 8)) || ((a19 == 1 && 8 <= a17) && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 228 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.6s, OverallIterations: 7, TraceHistogramMax: 5, AutomataDifference: 6.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 742 SDtfs, 1051 SDslu, 115 SDs, 0 SdLazy, 2802 SolverSat, 599 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 210 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1153occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 872 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 23 NumberOfFragments, 77 HoareAnnotationTreeSize, 3 FomulaSimplifications, 848 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 28 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1242 NumberOfCodeBlocks, 1242 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1234 ConstructedInterpolants, 0 QuantifiedInterpolants, 499149 SizeOfPredicates, 1 NumberOfNonLiveVariables, 378 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 527/535 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...