./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem10_label56.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_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem10_label56.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/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 c538a9b5ede7a646a36fcf128a13f5fd96b8cb90 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:03:50,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:03:50,806 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:03:50,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:03:50,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:03:50,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:03:50,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:03:50,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:03:50,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:03:50,924 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:03:50,925 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:03:50,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:03:50,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:03:50,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:03:50,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:03:50,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:03:50,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:03:50,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:03:50,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:03:50,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:03:50,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:03:50,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:03:50,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:03:50,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:03:50,981 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:03:50,982 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:03:50,982 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:03:50,985 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:03:50,986 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:03:50,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:03:50,988 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:03:50,989 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:03:50,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:03:50,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:03:50,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:03:50,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:03:50,996 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:03:50,996 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:03:50,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:03:50,997 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:03:50,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:03:51,001 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 01:03:51,054 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:03:51,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:03:51,057 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:03:51,057 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:03:51,057 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:03:51,058 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:03:51,058 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:03:51,058 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:03:51,058 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:03:51,058 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:03:51,060 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:03:51,060 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:03:51,060 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:03:51,060 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:03:51,061 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:03:51,061 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:03:51,061 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:03:51,061 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:03:51,062 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:03:51,062 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:03:51,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:03:51,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:03:51,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:03:51,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:03:51,063 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:03:51,063 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:03:51,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:03:51,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:03:51,064 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:03:51,064 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_d54ecec7-710e-4bb3-85a3-b605403ba3bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c538a9b5ede7a646a36fcf128a13f5fd96b8cb90 [2020-11-30 01:03:51,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:03:51,443 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:03:51,446 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:03:51,448 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:03:51,448 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:03:51,450 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem10_label56.c [2020-11-30 01:03:51,532 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/data/0be514435/48b239fbbe464a8ea02c1421a457bbc7/FLAG53fc4dc03 [2020-11-30 01:03:52,301 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:03:52,301 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/sv-benchmarks/c/eca-rers2012/Problem10_label56.c [2020-11-30 01:03:52,325 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/data/0be514435/48b239fbbe464a8ea02c1421a457bbc7/FLAG53fc4dc03 [2020-11-30 01:03:52,542 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/data/0be514435/48b239fbbe464a8ea02c1421a457bbc7 [2020-11-30 01:03:52,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:03:52,547 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:03:52,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:03:52,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:03:52,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:03:52,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:03:52" (1/1) ... [2020-11-30 01:03:52,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49a935a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:52, skipping insertion in model container [2020-11-30 01:03:52,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:03:52" (1/1) ... [2020-11-30 01:03:52,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:03:52,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:03:53,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:03:53,204 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:03:53,379 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:03:53,415 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:03:53,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:53 WrapperNode [2020-11-30 01:03:53,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:03:53,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:03:53,417 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:03:53,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:03:53,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:53" (1/1) ... [2020-11-30 01:03:53,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:53" (1/1) ... [2020-11-30 01:03:53,586 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:03:53,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:03:53,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:03:53,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:03:53,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:53" (1/1) ... [2020-11-30 01:03:53,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:53" (1/1) ... [2020-11-30 01:03:53,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:53" (1/1) ... [2020-11-30 01:03:53,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:53" (1/1) ... [2020-11-30 01:03:53,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:53" (1/1) ... [2020-11-30 01:03:53,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:53" (1/1) ... [2020-11-30 01:03:53,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:53" (1/1) ... [2020-11-30 01:03:53,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:03:53,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:03:53,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:03:53,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:03:53,729 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/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 [2020-11-30 01:03:53,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:03:53,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:03:53,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:03:53,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:03:55,694 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:03:55,695 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-30 01:03:55,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:03:55 BoogieIcfgContainer [2020-11-30 01:03:55,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:03:55,704 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:03:55,705 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:03:55,709 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:03:55,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:03:52" (1/3) ... [2020-11-30 01:03:55,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2712bcca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:03:55, skipping insertion in model container [2020-11-30 01:03:55,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:03:53" (2/3) ... [2020-11-30 01:03:55,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2712bcca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:03:55, skipping insertion in model container [2020-11-30 01:03:55,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:03:55" (3/3) ... [2020-11-30 01:03:55,714 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label56.c [2020-11-30 01:03:55,728 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:03:55,733 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 01:03:55,749 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 01:03:55,796 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:03:55,796 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:03:55,796 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:03:55,797 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:03:55,797 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:03:55,797 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:03:55,797 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:03:55,797 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:03:55,825 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2020-11-30 01:03:55,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-30 01:03:55,834 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:03:55,835 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] [2020-11-30 01:03:55,835 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:03:55,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:03:55,843 INFO L82 PathProgramCache]: Analyzing trace with hash -573341295, now seen corresponding path program 1 times [2020-11-30 01:03:55,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:03:55,855 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926946416] [2020-11-30 01:03:55,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:03:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:03:56,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:03:56,176 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926946416] [2020-11-30 01:03:56,176 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:03:56,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:03:56,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074175718] [2020-11-30 01:03:56,183 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:03:56,183 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:03:56,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:03:56,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:03:56,201 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2020-11-30 01:03:57,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:03:57,664 INFO L93 Difference]: Finished difference Result 553 states and 967 transitions. [2020-11-30 01:03:57,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:03:57,667 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2020-11-30 01:03:57,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:03:57,689 INFO L225 Difference]: With dead ends: 553 [2020-11-30 01:03:57,689 INFO L226 Difference]: Without dead ends: 282 [2020-11-30 01:03:57,694 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 [2020-11-30 01:03:57,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2020-11-30 01:03:57,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 282. [2020-11-30 01:03:57,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-11-30 01:03:57,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 377 transitions. [2020-11-30 01:03:57,789 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 377 transitions. Word has length 23 [2020-11-30 01:03:57,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:03:57,790 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 377 transitions. [2020-11-30 01:03:57,790 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:03:57,790 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 377 transitions. [2020-11-30 01:03:57,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-11-30 01:03:57,803 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:03:57,804 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:03:57,804 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:03:57,805 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:03:57,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:03:57,807 INFO L82 PathProgramCache]: Analyzing trace with hash -944620830, now seen corresponding path program 1 times [2020-11-30 01:03:57,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:03:57,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868093279] [2020-11-30 01:03:57,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:03:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:03:58,043 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:03:58,044 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868093279] [2020-11-30 01:03:58,044 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:03:58,044 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:03:58,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044671413] [2020-11-30 01:03:58,047 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:03:58,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:03:58,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:03:58,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:03:58,048 INFO L87 Difference]: Start difference. First operand 282 states and 377 transitions. Second operand 3 states. [2020-11-30 01:03:59,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:03:59,005 INFO L93 Difference]: Finished difference Result 701 states and 967 transitions. [2020-11-30 01:03:59,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:03:59,009 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 89 [2020-11-30 01:03:59,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:03:59,014 INFO L225 Difference]: With dead ends: 701 [2020-11-30 01:03:59,014 INFO L226 Difference]: Without dead ends: 421 [2020-11-30 01:03:59,017 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 [2020-11-30 01:03:59,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2020-11-30 01:03:59,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2020-11-30 01:03:59,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2020-11-30 01:03:59,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 526 transitions. [2020-11-30 01:03:59,067 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 526 transitions. Word has length 89 [2020-11-30 01:03:59,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:03:59,069 INFO L481 AbstractCegarLoop]: Abstraction has 421 states and 526 transitions. [2020-11-30 01:03:59,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:03:59,070 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 526 transitions. [2020-11-30 01:03:59,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-11-30 01:03:59,079 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:03:59,080 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:03:59,080 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:03:59,081 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:03:59,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:03:59,082 INFO L82 PathProgramCache]: Analyzing trace with hash 1213265939, now seen corresponding path program 1 times [2020-11-30 01:03:59,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:03:59,083 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784682164] [2020-11-30 01:03:59,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:03:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:03:59,375 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:03:59,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784682164] [2020-11-30 01:03:59,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:03:59,376 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:03:59,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673600431] [2020-11-30 01:03:59,377 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:03:59,378 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:03:59,380 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:03:59,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:03:59,382 INFO L87 Difference]: Start difference. First operand 421 states and 526 transitions. Second operand 3 states. [2020-11-30 01:04:00,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:00,259 INFO L93 Difference]: Finished difference Result 979 states and 1209 transitions. [2020-11-30 01:04:00,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:04:00,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 96 [2020-11-30 01:04:00,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:00,264 INFO L225 Difference]: With dead ends: 979 [2020-11-30 01:04:00,264 INFO L226 Difference]: Without dead ends: 560 [2020-11-30 01:04:00,268 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 [2020-11-30 01:04:00,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2020-11-30 01:04:00,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2020-11-30 01:04:00,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2020-11-30 01:04:00,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 675 transitions. [2020-11-30 01:04:00,296 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 675 transitions. Word has length 96 [2020-11-30 01:04:00,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:00,297 INFO L481 AbstractCegarLoop]: Abstraction has 560 states and 675 transitions. [2020-11-30 01:04:00,297 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:04:00,297 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 675 transitions. [2020-11-30 01:04:00,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-11-30 01:04:00,301 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:00,303 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:00,303 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 01:04:00,303 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:00,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:00,304 INFO L82 PathProgramCache]: Analyzing trace with hash -2075684168, now seen corresponding path program 1 times [2020-11-30 01:04:00,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:00,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1010620477] [2020-11-30 01:04:00,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:00,422 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:00,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1010620477] [2020-11-30 01:04:00,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:00,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:04:00,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316251288] [2020-11-30 01:04:00,425 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:04:00,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:00,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:04:00,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:04:00,428 INFO L87 Difference]: Start difference. First operand 560 states and 675 transitions. Second operand 3 states. [2020-11-30 01:04:01,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:01,338 INFO L93 Difference]: Finished difference Result 1118 states and 1414 transitions. [2020-11-30 01:04:01,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:04:01,339 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2020-11-30 01:04:01,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:01,344 INFO L225 Difference]: With dead ends: 1118 [2020-11-30 01:04:01,345 INFO L226 Difference]: Without dead ends: 699 [2020-11-30 01:04:01,346 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:04:01,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2020-11-30 01:04:01,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 699. [2020-11-30 01:04:01,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2020-11-30 01:04:01,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 849 transitions. [2020-11-30 01:04:01,369 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 849 transitions. Word has length 98 [2020-11-30 01:04:01,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:01,369 INFO L481 AbstractCegarLoop]: Abstraction has 699 states and 849 transitions. [2020-11-30 01:04:01,370 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:04:01,370 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 849 transitions. [2020-11-30 01:04:01,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-11-30 01:04:01,372 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:01,373 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-11-30 01:04:01,373 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 01:04:01,373 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:01,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:01,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1905121248, now seen corresponding path program 1 times [2020-11-30 01:04:01,374 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:01,375 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418250753] [2020-11-30 01:04:01,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:01,478 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:01,478 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418250753] [2020-11-30 01:04:01,478 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:01,479 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:04:01,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549030478] [2020-11-30 01:04:01,479 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:04:01,480 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:01,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:04:01,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:04:01,493 INFO L87 Difference]: Start difference. First operand 699 states and 849 transitions. Second operand 3 states. [2020-11-30 01:04:02,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:02,367 INFO L93 Difference]: Finished difference Result 1535 states and 1880 transitions. [2020-11-30 01:04:02,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:04:02,368 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 114 [2020-11-30 01:04:02,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:02,375 INFO L225 Difference]: With dead ends: 1535 [2020-11-30 01:04:02,375 INFO L226 Difference]: Without dead ends: 977 [2020-11-30 01:04:02,376 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 [2020-11-30 01:04:02,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2020-11-30 01:04:02,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 977. [2020-11-30 01:04:02,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2020-11-30 01:04:02,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1122 transitions. [2020-11-30 01:04:02,405 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1122 transitions. Word has length 114 [2020-11-30 01:04:02,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:02,406 INFO L481 AbstractCegarLoop]: Abstraction has 977 states and 1122 transitions. [2020-11-30 01:04:02,406 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:04:02,406 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1122 transitions. [2020-11-30 01:04:02,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-11-30 01:04:02,409 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:02,410 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:02,410 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 01:04:02,411 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:02,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:02,412 INFO L82 PathProgramCache]: Analyzing trace with hash -870450484, now seen corresponding path program 1 times [2020-11-30 01:04:02,412 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:02,412 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176780582] [2020-11-30 01:04:02,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:02,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:02,872 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:02,872 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176780582] [2020-11-30 01:04:02,873 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:02,873 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-30 01:04:02,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133967331] [2020-11-30 01:04:02,874 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-30 01:04:02,874 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:02,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-30 01:04:02,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:04:02,876 INFO L87 Difference]: Start difference. First operand 977 states and 1122 transitions. Second operand 7 states. [2020-11-30 01:04:03,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:03,769 INFO L93 Difference]: Finished difference Result 1868 states and 2153 transitions. [2020-11-30 01:04:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 01:04:03,770 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 171 [2020-11-30 01:04:03,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:03,777 INFO L225 Difference]: With dead ends: 1868 [2020-11-30 01:04:03,778 INFO L226 Difference]: Without dead ends: 977 [2020-11-30 01:04:03,780 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-11-30 01:04:03,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2020-11-30 01:04:03,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 977. [2020-11-30 01:04:03,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2020-11-30 01:04:03,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1118 transitions. [2020-11-30 01:04:03,813 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1118 transitions. Word has length 171 [2020-11-30 01:04:03,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:03,819 INFO L481 AbstractCegarLoop]: Abstraction has 977 states and 1118 transitions. [2020-11-30 01:04:03,819 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-30 01:04:03,819 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1118 transitions. [2020-11-30 01:04:03,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-11-30 01:04:03,823 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:03,824 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:03,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 01:04:03,825 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:03,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:03,826 INFO L82 PathProgramCache]: Analyzing trace with hash -1855880078, now seen corresponding path program 1 times [2020-11-30 01:04:03,827 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:03,827 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663251913] [2020-11-30 01:04:03,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:04,094 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-11-30 01:04:04,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663251913] [2020-11-30 01:04:04,095 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:04,095 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:04:04,095 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520147301] [2020-11-30 01:04:04,096 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:04:04,096 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:04,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:04:04,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:04:04,098 INFO L87 Difference]: Start difference. First operand 977 states and 1118 transitions. Second operand 3 states. [2020-11-30 01:04:05,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:05,019 INFO L93 Difference]: Finished difference Result 1952 states and 2280 transitions. [2020-11-30 01:04:05,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:04:05,020 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 207 [2020-11-30 01:04:05,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:05,028 INFO L225 Difference]: With dead ends: 1952 [2020-11-30 01:04:05,028 INFO L226 Difference]: Without dead ends: 1116 [2020-11-30 01:04:05,030 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 [2020-11-30 01:04:05,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2020-11-30 01:04:05,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 1116. [2020-11-30 01:04:05,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2020-11-30 01:04:05,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1272 transitions. [2020-11-30 01:04:05,061 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1272 transitions. Word has length 207 [2020-11-30 01:04:05,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:05,062 INFO L481 AbstractCegarLoop]: Abstraction has 1116 states and 1272 transitions. [2020-11-30 01:04:05,063 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:04:05,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1272 transitions. [2020-11-30 01:04:05,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-11-30 01:04:05,067 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:05,068 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:05,068 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 01:04:05,068 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:05,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:05,069 INFO L82 PathProgramCache]: Analyzing trace with hash -1193363733, now seen corresponding path program 1 times [2020-11-30 01:04:05,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:05,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203254755] [2020-11-30 01:04:05,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:05,402 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-11-30 01:04:05,402 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203254755] [2020-11-30 01:04:05,403 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [459186226] [2020-11-30 01:04:05,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/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 [2020-11-30 01:04:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:05,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 01:04:05,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:05,851 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2020-11-30 01:04:05,851 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 01:04:05,852 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-11-30 01:04:05,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706004171] [2020-11-30 01:04:05,853 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:04:05,853 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:05,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:04:05,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:04:05,854 INFO L87 Difference]: Start difference. First operand 1116 states and 1272 transitions. Second operand 3 states. [2020-11-30 01:04:07,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:07,009 INFO L93 Difference]: Finished difference Result 1813 states and 2067 transitions. [2020-11-30 01:04:07,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:04:07,010 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2020-11-30 01:04:07,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:07,023 INFO L225 Difference]: With dead ends: 1813 [2020-11-30 01:04:07,023 INFO L226 Difference]: Without dead ends: 1811 [2020-11-30 01:04:07,024 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:04:07,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1811 states. [2020-11-30 01:04:07,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1811 to 1255. [2020-11-30 01:04:07,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2020-11-30 01:04:07,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 1460 transitions. [2020-11-30 01:04:07,074 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 1460 transitions. Word has length 217 [2020-11-30 01:04:07,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:07,075 INFO L481 AbstractCegarLoop]: Abstraction has 1255 states and 1460 transitions. [2020-11-30 01:04:07,075 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:04:07,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1460 transitions. [2020-11-30 01:04:07,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2020-11-30 01:04:07,107 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:07,107 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:07,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2020-11-30 01:04:07,317 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:07,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:07,318 INFO L82 PathProgramCache]: Analyzing trace with hash 100835602, now seen corresponding path program 1 times [2020-11-30 01:04:07,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:07,318 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377638653] [2020-11-30 01:04:07,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:08,034 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 26 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:08,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377638653] [2020-11-30 01:04:08,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [559519834] [2020-11-30 01:04:08,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:08,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:08,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-30 01:04:08,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:08,269 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:08,483 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:08,521 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:09,516 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 21 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:04:09,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:09,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2020-11-30 01:04:09,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292038384] [2020-11-30 01:04:09,519 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-30 01:04:09,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:09,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-30 01:04:09,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-11-30 01:04:09,520 INFO L87 Difference]: Start difference. First operand 1255 states and 1460 transitions. Second operand 8 states. [2020-11-30 01:04:12,393 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-11-30 01:04:40,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:40,416 INFO L93 Difference]: Finished difference Result 4470 states and 5261 transitions. [2020-11-30 01:04:40,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 01:04:40,417 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 271 [2020-11-30 01:04:40,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:40,439 INFO L225 Difference]: With dead ends: 4470 [2020-11-30 01:04:40,439 INFO L226 Difference]: Without dead ends: 3340 [2020-11-30 01:04:40,442 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-11-30 01:04:40,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3340 states. [2020-11-30 01:04:40,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3340 to 2645. [2020-11-30 01:04:40,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2645 states. [2020-11-30 01:04:40,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2645 states and 3070 transitions. [2020-11-30 01:04:40,522 INFO L78 Accepts]: Start accepts. Automaton has 2645 states and 3070 transitions. Word has length 271 [2020-11-30 01:04:40,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:40,523 INFO L481 AbstractCegarLoop]: Abstraction has 2645 states and 3070 transitions. [2020-11-30 01:04:40,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-30 01:04:40,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 3070 transitions. [2020-11-30 01:04:40,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2020-11-30 01:04:40,531 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:40,532 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-30 01:04:40,745 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:40,746 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:40,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:40,746 INFO L82 PathProgramCache]: Analyzing trace with hash -1002506770, now seen corresponding path program 1 times [2020-11-30 01:04:40,747 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:40,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204884382] [2020-11-30 01:04:40,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:41,357 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-11-30 01:04:41,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204884382] [2020-11-30 01:04:41,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:04:41,358 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 01:04:41,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543580859] [2020-11-30 01:04:41,359 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:04:41,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:41,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:04:41,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:04:41,361 INFO L87 Difference]: Start difference. First operand 2645 states and 3070 transitions. Second operand 5 states. [2020-11-30 01:04:42,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:42,746 INFO L93 Difference]: Finished difference Result 5171 states and 6017 transitions. [2020-11-30 01:04:42,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 01:04:42,747 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 303 [2020-11-30 01:04:42,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:42,764 INFO L225 Difference]: With dead ends: 5171 [2020-11-30 01:04:42,764 INFO L226 Difference]: Without dead ends: 2645 [2020-11-30 01:04:42,768 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-11-30 01:04:42,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2645 states. [2020-11-30 01:04:42,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2645 to 2645. [2020-11-30 01:04:42,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2645 states. [2020-11-30 01:04:42,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2645 states and 2917 transitions. [2020-11-30 01:04:42,839 INFO L78 Accepts]: Start accepts. Automaton has 2645 states and 2917 transitions. Word has length 303 [2020-11-30 01:04:42,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:42,840 INFO L481 AbstractCegarLoop]: Abstraction has 2645 states and 2917 transitions. [2020-11-30 01:04:42,840 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:04:42,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 2917 transitions. [2020-11-30 01:04:42,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2020-11-30 01:04:42,850 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:42,851 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:42,851 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 01:04:42,851 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:42,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:42,853 INFO L82 PathProgramCache]: Analyzing trace with hash -1282077767, now seen corresponding path program 1 times [2020-11-30 01:04:42,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:42,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945083694] [2020-11-30 01:04:42,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:42,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:43,183 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 219 proven. 21 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-11-30 01:04:43,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945083694] [2020-11-30 01:04:43,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1054109460] [2020-11-30 01:04:43,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:43,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:43,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-30 01:04:43,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:43,397 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 01:04:43,437 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 01:04:43,443 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 01:04:43,448 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 01:04:43,514 INFO L721 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-11-30 01:04:43,571 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 01:04:43,577 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 01:04:43,582 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 01:04:43,871 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 219 proven. 21 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-11-30 01:04:43,872 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:43,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2020-11-30 01:04:43,873 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692840629] [2020-11-30 01:04:43,874 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 01:04:43,874 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:43,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 01:04:43,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:04:43,875 INFO L87 Difference]: Start difference. First operand 2645 states and 2917 transitions. Second operand 4 states. [2020-11-30 01:04:45,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:04:45,300 INFO L93 Difference]: Finished difference Result 6956 states and 7722 transitions. [2020-11-30 01:04:45,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:04:45,301 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 325 [2020-11-30 01:04:45,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:04:45,330 INFO L225 Difference]: With dead ends: 6956 [2020-11-30 01:04:45,330 INFO L226 Difference]: Without dead ends: 4452 [2020-11-30 01:04:45,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 324 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 01:04:45,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4452 states. [2020-11-30 01:04:45,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4452 to 3896. [2020-11-30 01:04:45,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3896 states. [2020-11-30 01:04:45,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 3896 states and 4277 transitions. [2020-11-30 01:04:45,448 INFO L78 Accepts]: Start accepts. Automaton has 3896 states and 4277 transitions. Word has length 325 [2020-11-30 01:04:45,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:04:45,449 INFO L481 AbstractCegarLoop]: Abstraction has 3896 states and 4277 transitions. [2020-11-30 01:04:45,449 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 01:04:45,449 INFO L276 IsEmpty]: Start isEmpty. Operand 3896 states and 4277 transitions. [2020-11-30 01:04:45,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2020-11-30 01:04:45,467 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:04:45,468 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:04:45,693 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-11-30 01:04:45,693 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:04:45,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:04:45,694 INFO L82 PathProgramCache]: Analyzing trace with hash -2014951524, now seen corresponding path program 1 times [2020-11-30 01:04:45,694 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:04:45,694 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033129004] [2020-11-30 01:04:45,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:04:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:46,770 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 467 proven. 65 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-11-30 01:04:46,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033129004] [2020-11-30 01:04:46,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909414484] [2020-11-30 01:04:46,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:04:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:04:46,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 15 conjunts are in the unsatisfiable core [2020-11-30 01:04:46,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:04:47,093 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 01:04:47,099 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,100 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,102 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,104 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,108 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,112 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,116 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,131 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,135 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,139 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,140 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,142 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,147 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,149 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,152 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,155 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,158 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,159 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,164 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,165 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,169 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,173 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,174 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,176 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,187 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,195 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,196 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,198 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,205 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,212 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,213 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,216 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,223 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,230 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,232 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,233 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,238 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,241 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,248 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,250 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,251 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,256 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,258 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,263 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,264 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,266 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,276 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,283 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,285 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,286 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,291 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,292 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,297 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,299 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,300 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,304 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,307 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,310 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,311 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,313 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,322 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,329 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,330 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,331 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,367 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,370 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,373 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,378 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,381 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,388 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,389 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:47,391 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 01:04:47,396 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:47,397 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:48,005 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 15 [2020-11-30 01:04:48,048 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:04:48,055 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:48,071 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:04:49,101 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 168 proven. 320 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2020-11-30 01:04:49,102 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:04:49,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 11 [2020-11-30 01:04:49,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574223844] [2020-11-30 01:04:49,104 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-11-30 01:04:49,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:04:49,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-11-30 01:04:49,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2020-11-30 01:04:49,106 INFO L87 Difference]: Start difference. First operand 3896 states and 4277 transitions. Second operand 12 states. [2020-11-30 01:05:02,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:05:02,248 INFO L93 Difference]: Finished difference Result 12718 states and 13859 transitions. [2020-11-30 01:05:02,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-11-30 01:05:02,248 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 419 [2020-11-30 01:05:02,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:05:02,295 INFO L225 Difference]: With dead ends: 12718 [2020-11-30 01:05:02,295 INFO L226 Difference]: Without dead ends: 8963 [2020-11-30 01:05:02,302 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 413 SyntacticMatches, 1 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 555 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=416, Invalid=1306, Unknown=0, NotChecked=0, Total=1722 [2020-11-30 01:05:02,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8963 states. [2020-11-30 01:05:02,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8963 to 4174. [2020-11-30 01:05:02,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4174 states. [2020-11-30 01:05:02,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4174 states to 4174 states and 4581 transitions. [2020-11-30 01:05:02,473 INFO L78 Accepts]: Start accepts. Automaton has 4174 states and 4581 transitions. Word has length 419 [2020-11-30 01:05:02,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:05:02,474 INFO L481 AbstractCegarLoop]: Abstraction has 4174 states and 4581 transitions. [2020-11-30 01:05:02,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-11-30 01:05:02,474 INFO L276 IsEmpty]: Start isEmpty. Operand 4174 states and 4581 transitions. [2020-11-30 01:05:02,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2020-11-30 01:05:02,488 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:05:02,489 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:05:02,712 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:05:02,713 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:05:02,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:05:02,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1839551950, now seen corresponding path program 1 times [2020-11-30 01:05:02,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:05:02,714 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938540727] [2020-11-30 01:05:02,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:05:02,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:05:04,170 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 547 proven. 125 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2020-11-30 01:05:04,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938540727] [2020-11-30 01:05:04,171 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1329682065] [2020-11-30 01:05:04,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 01:05:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:05:04,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-30 01:05:04,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:05:04,408 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:05:04,415 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:05:04,428 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 01:05:04,899 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 563 proven. 109 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2020-11-30 01:05:04,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-30 01:05:04,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2020-11-30 01:05:04,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568229124] [2020-11-30 01:05:04,902 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-30 01:05:04,902 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:05:04,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-30 01:05:04,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-11-30 01:05:04,904 INFO L87 Difference]: Start difference. First operand 4174 states and 4581 transitions. Second operand 9 states. [2020-11-30 01:05:10,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:05:10,098 INFO L93 Difference]: Finished difference Result 10183 states and 11175 transitions. [2020-11-30 01:05:10,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-30 01:05:10,099 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 533 [2020-11-30 01:05:10,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:05:10,101 INFO L225 Difference]: With dead ends: 10183 [2020-11-30 01:05:10,101 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 01:05:10,113 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 541 GetRequests, 532 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2020-11-30 01:05:10,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 01:05:10,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 01:05:10,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 01:05:10,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:05:10,115 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 533 [2020-11-30 01:05:10,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:05:10,115 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:05:10,115 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-30 01:05:10,115 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:05:10,116 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:05:10,328 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-11-30 01:05:10,331 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 01:05:10,776 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 266 [2020-11-30 01:05:11,162 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 263 [2020-11-30 01:05:15,232 WARN L193 SmtUtils]: Spent 4.06 s on a formula simplification. DAG size of input: 252 DAG size of output: 88 [2020-11-30 01:05:22,980 WARN L193 SmtUtils]: Spent 7.75 s on a formula simplification. DAG size of input: 250 DAG size of output: 88 [2020-11-30 01:05:22,991 INFO L274 CegarLoopResult]: For program point L597(line 597) no Hoare annotation was computed. [2020-11-30 01:05:22,991 INFO L274 CegarLoopResult]: For program point L564(lines 564 582) no Hoare annotation was computed. [2020-11-30 01:05:22,991 INFO L274 CegarLoopResult]: For program point L333(lines 333 582) no Hoare annotation was computed. [2020-11-30 01:05:22,991 INFO L274 CegarLoopResult]: For program point L367(lines 367 582) no Hoare annotation was computed. [2020-11-30 01:05:22,991 INFO L274 CegarLoopResult]: For program point L301(lines 301 582) no Hoare annotation was computed. [2020-11-30 01:05:22,992 INFO L274 CegarLoopResult]: For program point L235(lines 235 582) no Hoare annotation was computed. [2020-11-30 01:05:22,992 INFO L274 CegarLoopResult]: For program point L202-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,992 INFO L274 CegarLoopResult]: For program point L169-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,992 INFO L274 CegarLoopResult]: For program point L136-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,992 INFO L274 CegarLoopResult]: For program point L103-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,992 INFO L274 CegarLoopResult]: For program point L70-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,992 INFO L274 CegarLoopResult]: For program point L37-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,992 INFO L274 CegarLoopResult]: For program point L533(lines 533 582) no Hoare annotation was computed. [2020-11-30 01:05:22,992 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-30 01:05:22,992 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-30 01:05:22,992 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-30 01:05:22,993 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-30 01:05:22,993 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-30 01:05:22,993 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-30 01:05:22,993 INFO L274 CegarLoopResult]: For program point L567(lines 567 582) no Hoare annotation was computed. [2020-11-30 01:05:22,993 INFO L274 CegarLoopResult]: For program point L435(lines 435 582) no Hoare annotation was computed. [2020-11-30 01:05:22,993 INFO L274 CegarLoopResult]: For program point L336(lines 336 582) no Hoare annotation was computed. [2020-11-30 01:05:22,993 INFO L274 CegarLoopResult]: For program point L270(lines 270 582) no Hoare annotation was computed. [2020-11-30 01:05:22,993 INFO L274 CegarLoopResult]: For program point L403(lines 403 582) no Hoare annotation was computed. [2020-11-30 01:05:22,993 INFO L274 CegarLoopResult]: For program point L370(lines 370 582) no Hoare annotation was computed. [2020-11-30 01:05:22,993 INFO L274 CegarLoopResult]: For program point L205-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,993 INFO L274 CegarLoopResult]: For program point L172-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,994 INFO L274 CegarLoopResult]: For program point L139-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,994 INFO L274 CegarLoopResult]: For program point L106-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,994 INFO L274 CegarLoopResult]: For program point L73-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,994 INFO L274 CegarLoopResult]: For program point L40-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,994 INFO L274 CegarLoopResult]: For program point L536(lines 536 582) no Hoare annotation was computed. [2020-11-30 01:05:22,994 INFO L274 CegarLoopResult]: For program point L503(lines 503 582) no Hoare annotation was computed. [2020-11-30 01:05:22,994 INFO L274 CegarLoopResult]: For program point L470(lines 470 582) no Hoare annotation was computed. [2020-11-30 01:05:22,994 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-30 01:05:22,994 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-30 01:05:22,994 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-30 01:05:22,994 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-30 01:05:22,994 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-30 01:05:22,995 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-30 01:05:22,995 INFO L274 CegarLoopResult]: For program point L339(lines 339 582) no Hoare annotation was computed. [2020-11-30 01:05:22,995 INFO L274 CegarLoopResult]: For program point L306(lines 306 582) no Hoare annotation was computed. [2020-11-30 01:05:22,995 INFO L274 CegarLoopResult]: For program point L241(lines 241 582) no Hoare annotation was computed. [2020-11-30 01:05:22,995 INFO L274 CegarLoopResult]: For program point L208-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,995 INFO L274 CegarLoopResult]: For program point L175-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,995 INFO L274 CegarLoopResult]: For program point L142-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,995 INFO L274 CegarLoopResult]: For program point L109-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,995 INFO L274 CegarLoopResult]: For program point L76-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,995 INFO L274 CegarLoopResult]: For program point L43-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,995 INFO L274 CegarLoopResult]: For program point L539(lines 539 582) no Hoare annotation was computed. [2020-11-30 01:05:22,996 INFO L274 CegarLoopResult]: For program point L440(lines 440 582) no Hoare annotation was computed. [2020-11-30 01:05:22,996 INFO L274 CegarLoopResult]: For program point L275(lines 275 582) no Hoare annotation was computed. [2020-11-30 01:05:22,996 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-30 01:05:22,996 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-30 01:05:22,996 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-30 01:05:22,996 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-30 01:05:22,996 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-30 01:05:22,996 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-30 01:05:22,996 INFO L274 CegarLoopResult]: For program point L573(lines 573 582) no Hoare annotation was computed. [2020-11-30 01:05:22,996 INFO L274 CegarLoopResult]: For program point L408(lines 408 582) no Hoare annotation was computed. [2020-11-30 01:05:22,996 INFO L274 CegarLoopResult]: For program point L375(lines 375 582) no Hoare annotation was computed. [2020-11-30 01:05:22,996 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-30 01:05:22,997 INFO L274 CegarLoopResult]: For program point L475(lines 475 582) no Hoare annotation was computed. [2020-11-30 01:05:22,997 INFO L274 CegarLoopResult]: For program point L211-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,997 INFO L274 CegarLoopResult]: For program point L178-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,997 INFO L274 CegarLoopResult]: For program point L145-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,997 INFO L274 CegarLoopResult]: For program point L112-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,997 INFO L274 CegarLoopResult]: For program point L79-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,997 INFO L274 CegarLoopResult]: For program point L46-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,997 INFO L274 CegarLoopResult]: For program point L509(lines 509 582) no Hoare annotation was computed. [2020-11-30 01:05:22,997 INFO L274 CegarLoopResult]: For program point L311(lines 311 582) no Hoare annotation was computed. [2020-11-30 01:05:22,997 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-30 01:05:22,997 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-30 01:05:22,998 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-30 01:05:22,998 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-30 01:05:22,998 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-30 01:05:22,998 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-30 01:05:22,998 INFO L274 CegarLoopResult]: For program point L345(lines 345 582) no Hoare annotation was computed. [2020-11-30 01:05:22,998 INFO L274 CegarLoopResult]: For program point L246(lines 246 582) no Hoare annotation was computed. [2020-11-30 01:05:22,998 INFO L274 CegarLoopResult]: For program point L544(lines 544 582) no Hoare annotation was computed. [2020-11-30 01:05:22,998 INFO L274 CegarLoopResult]: For program point L181-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,998 INFO L274 CegarLoopResult]: For program point L148-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,998 INFO L274 CegarLoopResult]: For program point L115-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,998 INFO L274 CegarLoopResult]: For program point L82-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,998 INFO L274 CegarLoopResult]: For program point L49-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:22,999 INFO L274 CegarLoopResult]: For program point L446(lines 446 582) no Hoare annotation was computed. [2020-11-30 01:05:22,999 INFO L274 CegarLoopResult]: For program point L413(lines 413 582) no Hoare annotation was computed. [2020-11-30 01:05:22,999 INFO L274 CegarLoopResult]: For program point L380(lines 380 582) no Hoare annotation was computed. [2020-11-30 01:05:22,999 INFO L274 CegarLoopResult]: For program point L281(lines 281 582) no Hoare annotation was computed. [2020-11-30 01:05:22,999 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-30 01:05:22,999 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-30 01:05:22,999 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-30 01:05:22,999 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-30 01:05:22,999 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-30 01:05:22,999 INFO L274 CegarLoopResult]: For program point L579(lines 579 582) no Hoare annotation was computed. [2020-11-30 01:05:22,999 INFO L274 CegarLoopResult]: For program point L249(lines 249 582) no Hoare annotation was computed. [2020-11-30 01:05:23,000 INFO L274 CegarLoopResult]: For program point L514(lines 514 582) no Hoare annotation was computed. [2020-11-30 01:05:23,000 INFO L274 CegarLoopResult]: For program point L481(lines 481 582) no Hoare annotation was computed. [2020-11-30 01:05:23,000 INFO L274 CegarLoopResult]: For program point L316(lines 316 582) no Hoare annotation was computed. [2020-11-30 01:05:23,000 INFO L274 CegarLoopResult]: For program point L184-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,000 INFO L274 CegarLoopResult]: For program point L151-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,000 INFO L274 CegarLoopResult]: For program point L118-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,000 INFO L274 CegarLoopResult]: For program point L85-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,000 INFO L274 CegarLoopResult]: For program point L52-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,000 INFO L274 CegarLoopResult]: For program point L350(lines 350 582) no Hoare annotation was computed. [2020-11-30 01:05:23,000 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 01:05:23,000 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-30 01:05:23,001 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-30 01:05:23,001 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-30 01:05:23,001 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-30 01:05:23,001 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-30 01:05:23,001 INFO L270 CegarLoopResult]: At program point L583(lines 30 584) the Hoare annotation is: (let ((.cse3 (= ~a10~0 3)) (.cse6 (= ~a19~0 8)) (.cse12 (<= 56 ~a1~0)) (.cse7 (= ~a10~0 4)) (.cse11 (= ~a10~0 0)) (.cse8 (= ~a19~0 9)) (.cse4 (<= ~a1~0 505232)) (.cse5 (<= ~a19~0 9)) (.cse0 (= ~a10~0 1)) (.cse1 (= 14 ~a4~0)) (.cse2 (= ~a12~0 0)) (.cse9 (<= ~a1~0 589865))) (or (and .cse0 (<= ~a1~0 12) .cse1 .cse2) (and .cse3 .cse1 .cse2 .cse4 .cse5) (and .cse1 (= ~a10~0 2) .cse2 .cse5) (and .cse6 .cse1 .cse2 .cse7 (<= (+ ~a1~0 14285) 0)) (and .cse3 .cse1 .cse8 .cse2 .cse9) (and .cse6 .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse8 .cse4 .cse7) (and (exists ((v_prenex_12 Int) (v_prenex_11 Int)) (let ((.cse10 (* 10 v_prenex_12))) (and (= (mod (* (div (+ (* v_prenex_12 90) (* v_prenex_11 (- 9))) 9) 9) 10) 0) (<= 0 v_prenex_11) (< (+ v_prenex_11 218) .cse10) (<= (+ ~a1~0 v_prenex_11 545163) (* 9 v_prenex_12)) (< v_prenex_11 10) (<= .cse10 (+ v_prenex_11 505271))))) .cse1 .cse2 .cse5 .cse7) (and .cse1 .cse11 .cse2 .cse4) (and .cse0 .cse1 .cse2 .cse4 .cse12) (and (<= ~a1~0 505271) .cse1 .cse11 .cse2 .cse5) (and (< 218 ~a1~0) .cse6 .cse1 .cse2 .cse7) (and .cse1 .cse2 .cse4 .cse12 .cse5 .cse7) (and .cse1 .cse11 .cse2 .cse8 .cse5) (and .cse0 .cse1 .cse2 .cse4 .cse5) (and .cse0 .cse1 (<= 9 ~a19~0) .cse2 (<= 219 ~a1~0) .cse9))) [2020-11-30 01:05:23,001 INFO L274 CegarLoopResult]: For program point L550(lines 550 582) no Hoare annotation was computed. [2020-11-30 01:05:23,002 INFO L274 CegarLoopResult]: For program point L418(lines 418 582) no Hoare annotation was computed. [2020-11-30 01:05:23,002 INFO L274 CegarLoopResult]: For program point L385(lines 385 582) no Hoare annotation was computed. [2020-11-30 01:05:23,002 INFO L274 CegarLoopResult]: For program point L220(lines 220 582) no Hoare annotation was computed. [2020-11-30 01:05:23,002 INFO L274 CegarLoopResult]: For program point L187-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,002 INFO L274 CegarLoopResult]: For program point L154-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,002 INFO L274 CegarLoopResult]: For program point L121-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,002 INFO L274 CegarLoopResult]: For program point L88-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,002 INFO L274 CegarLoopResult]: For program point L55-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,002 INFO L274 CegarLoopResult]: For program point L452(lines 452 582) no Hoare annotation was computed. [2020-11-30 01:05:23,002 INFO L274 CegarLoopResult]: For program point L287(lines 287 582) no Hoare annotation was computed. [2020-11-30 01:05:23,002 INFO L274 CegarLoopResult]: For program point L254(lines 254 582) no Hoare annotation was computed. [2020-11-30 01:05:23,003 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-30 01:05:23,003 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-30 01:05:23,003 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-30 01:05:23,003 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-30 01:05:23,003 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-30 01:05:23,003 INFO L274 CegarLoopResult]: For program point L519(lines 519 582) no Hoare annotation was computed. [2020-11-30 01:05:23,003 INFO L274 CegarLoopResult]: For program point L486(lines 486 582) no Hoare annotation was computed. [2020-11-30 01:05:23,003 INFO L277 CegarLoopResult]: At program point L586(lines 586 602) the Hoare annotation is: true [2020-11-30 01:05:23,003 INFO L274 CegarLoopResult]: For program point L388(lines 388 582) no Hoare annotation was computed. [2020-11-30 01:05:23,003 INFO L274 CegarLoopResult]: For program point L355(lines 355 582) no Hoare annotation was computed. [2020-11-30 01:05:23,003 INFO L274 CegarLoopResult]: For program point L322(lines 322 582) no Hoare annotation was computed. [2020-11-30 01:05:23,003 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 01:05:23,004 INFO L274 CegarLoopResult]: For program point L190-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,004 INFO L274 CegarLoopResult]: For program point L157-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,004 INFO L274 CegarLoopResult]: For program point L124-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,004 INFO L274 CegarLoopResult]: For program point L91-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,004 INFO L274 CegarLoopResult]: For program point L58-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,004 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-30 01:05:23,004 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-30 01:05:23,004 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-30 01:05:23,004 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-30 01:05:23,004 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-30 01:05:23,004 INFO L274 CegarLoopResult]: For program point L555(lines 555 582) no Hoare annotation was computed. [2020-11-30 01:05:23,004 INFO L274 CegarLoopResult]: For program point L225(lines 225 582) no Hoare annotation was computed. [2020-11-30 01:05:23,005 INFO L274 CegarLoopResult]: For program point L424(lines 424 582) no Hoare annotation was computed. [2020-11-30 01:05:23,005 INFO L274 CegarLoopResult]: For program point L259(lines 259 582) no Hoare annotation was computed. [2020-11-30 01:05:23,005 INFO L274 CegarLoopResult]: For program point L193-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,009 INFO L274 CegarLoopResult]: For program point L160-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,010 INFO L274 CegarLoopResult]: For program point L127-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,010 INFO L274 CegarLoopResult]: For program point L94-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,010 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 01:05:23,010 INFO L274 CegarLoopResult]: For program point L61-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,010 INFO L274 CegarLoopResult]: For program point L524(lines 524 582) no Hoare annotation was computed. [2020-11-30 01:05:23,010 INFO L274 CegarLoopResult]: For program point L491(lines 491 582) no Hoare annotation was computed. [2020-11-30 01:05:23,010 INFO L274 CegarLoopResult]: For program point L458(lines 458 582) no Hoare annotation was computed. [2020-11-30 01:05:23,010 INFO L274 CegarLoopResult]: For program point L293(lines 293 582) no Hoare annotation was computed. [2020-11-30 01:05:23,010 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-30 01:05:23,010 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-30 01:05:23,011 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-30 01:05:23,011 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-30 01:05:23,011 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-30 01:05:23,011 INFO L274 CegarLoopResult]: For program point L558(lines 558 582) no Hoare annotation was computed. [2020-11-30 01:05:23,011 INFO L274 CegarLoopResult]: For program point L393(lines 393 582) no Hoare annotation was computed. [2020-11-30 01:05:23,011 INFO L274 CegarLoopResult]: For program point L327(lines 327 582) no Hoare annotation was computed. [2020-11-30 01:05:23,012 INFO L270 CegarLoopResult]: At program point L592-2(lines 592 601) the Hoare annotation is: (let ((.cse3 (= ~a10~0 3)) (.cse6 (= ~a19~0 8)) (.cse12 (<= 56 ~a1~0)) (.cse7 (= ~a10~0 4)) (.cse11 (= ~a10~0 0)) (.cse8 (= ~a19~0 9)) (.cse4 (<= ~a1~0 505232)) (.cse5 (<= ~a19~0 9)) (.cse0 (= ~a10~0 1)) (.cse1 (= 14 ~a4~0)) (.cse2 (= ~a12~0 0)) (.cse9 (<= ~a1~0 589865))) (or (and .cse0 (<= ~a1~0 12) .cse1 .cse2) (and .cse3 .cse1 .cse2 .cse4 .cse5) (and .cse1 (= ~a10~0 2) .cse2 .cse5) (and .cse6 .cse1 .cse2 .cse7 (<= (+ ~a1~0 14285) 0)) (and .cse3 .cse1 .cse8 .cse2 .cse9) (and .cse6 .cse0 .cse1 .cse2) (and .cse1 .cse2 .cse8 .cse4 .cse7) (and (exists ((v_prenex_12 Int) (v_prenex_11 Int)) (let ((.cse10 (* 10 v_prenex_12))) (and (= (mod (* (div (+ (* v_prenex_12 90) (* v_prenex_11 (- 9))) 9) 9) 10) 0) (<= 0 v_prenex_11) (< (+ v_prenex_11 218) .cse10) (<= (+ ~a1~0 v_prenex_11 545163) (* 9 v_prenex_12)) (< v_prenex_11 10) (<= .cse10 (+ v_prenex_11 505271))))) .cse1 .cse2 .cse5 .cse7) (and .cse1 .cse11 .cse2 .cse4) (and .cse0 .cse1 .cse2 .cse4 .cse12) (and (<= ~a1~0 505271) .cse1 .cse11 .cse2 .cse5) (and (< 218 ~a1~0) .cse6 .cse1 .cse2 .cse7) (and .cse1 .cse2 .cse4 .cse12 .cse5 .cse7) (and .cse1 .cse11 .cse2 .cse8 .cse5) (and .cse0 .cse1 .cse2 .cse4 .cse5) (and .cse0 .cse1 (<= 9 ~a19~0) .cse2 (<= 219 ~a1~0) .cse9))) [2020-11-30 01:05:23,012 INFO L274 CegarLoopResult]: For program point L361(lines 361 582) no Hoare annotation was computed. [2020-11-30 01:05:23,012 INFO L274 CegarLoopResult]: For program point L196-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,012 INFO L274 CegarLoopResult]: For program point L163-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,012 INFO L274 CegarLoopResult]: For program point L130-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,012 INFO L274 CegarLoopResult]: For program point L97-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,012 INFO L274 CegarLoopResult]: For program point L31(lines 31 33) no Hoare annotation was computed. [2020-11-30 01:05:23,012 INFO L274 CegarLoopResult]: For program point L64-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,012 INFO L274 CegarLoopResult]: For program point L31-2(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,013 INFO L274 CegarLoopResult]: For program point L527(lines 527 582) no Hoare annotation was computed. [2020-11-30 01:05:23,013 INFO L274 CegarLoopResult]: For program point L296(lines 296 582) no Hoare annotation was computed. [2020-11-30 01:05:23,013 INFO L274 CegarLoopResult]: For program point L230(lines 230 582) no Hoare annotation was computed. [2020-11-30 01:05:23,013 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-30 01:05:23,013 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-30 01:05:23,013 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-30 01:05:23,013 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-30 01:05:23,013 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-30 01:05:23,013 INFO L274 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-11-30 01:05:23,013 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 01:05:23,014 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-30 01:05:23,014 INFO L274 CegarLoopResult]: For program point L429(lines 429 582) no Hoare annotation was computed. [2020-11-30 01:05:23,014 INFO L274 CegarLoopResult]: For program point L330(lines 330 582) no Hoare annotation was computed. [2020-11-30 01:05:23,014 INFO L274 CegarLoopResult]: For program point L264(lines 264 582) no Hoare annotation was computed. [2020-11-30 01:05:23,014 INFO L274 CegarLoopResult]: For program point L364(lines 364 582) no Hoare annotation was computed. [2020-11-30 01:05:23,014 INFO L274 CegarLoopResult]: For program point L199-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,014 INFO L274 CegarLoopResult]: For program point L166-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,014 INFO L274 CegarLoopResult]: For program point L133-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,015 INFO L274 CegarLoopResult]: For program point L100-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,015 INFO L274 CegarLoopResult]: For program point L67-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,015 INFO L274 CegarLoopResult]: For program point L34-1(lines 30 584) no Hoare annotation was computed. [2020-11-30 01:05:23,015 INFO L274 CegarLoopResult]: For program point L497(lines 497 582) no Hoare annotation was computed. [2020-11-30 01:05:23,015 INFO L274 CegarLoopResult]: For program point L464(lines 464 582) no Hoare annotation was computed. [2020-11-30 01:05:23,015 INFO L274 CegarLoopResult]: For program point L398(lines 398 582) no Hoare annotation was computed. [2020-11-30 01:05:23,015 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-30 01:05:23,015 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-30 01:05:23,015 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-30 01:05:23,015 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-30 01:05:23,016 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-30 01:05:23,016 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-30 01:05:23,039 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,040 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,041 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,042 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,043 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,062 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,063 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,063 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,064 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,064 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,064 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,065 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,070 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,070 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,072 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,072 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,072 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,073 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,073 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,076 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,077 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,077 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,078 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,078 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,078 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,079 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,079 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,079 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,080 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:05:23 BoogieIcfgContainer [2020-11-30 01:05:23,083 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:05:23,084 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:05:23,084 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:05:23,085 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:05:23,085 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:03:55" (3/4) ... [2020-11-30 01:05:23,089 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:05:23,116 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-30 01:05:23,117 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-30 01:05:23,119 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:05:23,120 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:05:23,150 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((a10 == 1 && a1 <= 12) && 14 == a4) && a12 == 0) || ((((a10 == 3 && 14 == a4) && a12 == 0) && a1 <= 505232) && a19 <= 9)) || (((14 == a4 && a10 == 2) && a12 == 0) && a19 <= 9)) || ((((a19 == 8 && 14 == a4) && a12 == 0) && a10 == 4) && a1 + 14285 <= 0)) || ((((a10 == 3 && 14 == a4) && a19 == 9) && a12 == 0) && a1 <= 589865)) || (((a19 == 8 && a10 == 1) && 14 == a4) && a12 == 0)) || ((((14 == a4 && a12 == 0) && a19 == 9) && a1 <= 505232) && a10 == 4)) || (((((\exists v_prenex_12 : int, v_prenex_11 : int :: (((((v_prenex_12 * 90 + v_prenex_11 * -9) / 9 * 9 % 10 == 0 && 0 <= v_prenex_11) && v_prenex_11 + 218 < 10 * v_prenex_12) && a1 + v_prenex_11 + 545163 <= 9 * v_prenex_12) && v_prenex_11 < 10) && 10 * v_prenex_12 <= v_prenex_11 + 505271) && 14 == a4) && a12 == 0) && a19 <= 9) && a10 == 4)) || (((14 == a4 && a10 == 0) && a12 == 0) && a1 <= 505232)) || ((((a10 == 1 && 14 == a4) && a12 == 0) && a1 <= 505232) && 56 <= a1)) || ((((a1 <= 505271 && 14 == a4) && a10 == 0) && a12 == 0) && a19 <= 9)) || ((((218 < a1 && a19 == 8) && 14 == a4) && a12 == 0) && a10 == 4)) || (((((14 == a4 && a12 == 0) && a1 <= 505232) && 56 <= a1) && a19 <= 9) && a10 == 4)) || ((((14 == a4 && a10 == 0) && a12 == 0) && a19 == 9) && a19 <= 9)) || ((((a10 == 1 && 14 == a4) && a12 == 0) && a1 <= 505232) && a19 <= 9)) || (((((a10 == 1 && 14 == a4) && 9 <= a19) && a12 == 0) && 219 <= a1) && a1 <= 589865) [2020-11-30 01:05:23,154 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((a10 == 1 && a1 <= 12) && 14 == a4) && a12 == 0) || ((((a10 == 3 && 14 == a4) && a12 == 0) && a1 <= 505232) && a19 <= 9)) || (((14 == a4 && a10 == 2) && a12 == 0) && a19 <= 9)) || ((((a19 == 8 && 14 == a4) && a12 == 0) && a10 == 4) && a1 + 14285 <= 0)) || ((((a10 == 3 && 14 == a4) && a19 == 9) && a12 == 0) && a1 <= 589865)) || (((a19 == 8 && a10 == 1) && 14 == a4) && a12 == 0)) || ((((14 == a4 && a12 == 0) && a19 == 9) && a1 <= 505232) && a10 == 4)) || (((((\exists v_prenex_12 : int, v_prenex_11 : int :: (((((v_prenex_12 * 90 + v_prenex_11 * -9) / 9 * 9 % 10 == 0 && 0 <= v_prenex_11) && v_prenex_11 + 218 < 10 * v_prenex_12) && a1 + v_prenex_11 + 545163 <= 9 * v_prenex_12) && v_prenex_11 < 10) && 10 * v_prenex_12 <= v_prenex_11 + 505271) && 14 == a4) && a12 == 0) && a19 <= 9) && a10 == 4)) || (((14 == a4 && a10 == 0) && a12 == 0) && a1 <= 505232)) || ((((a10 == 1 && 14 == a4) && a12 == 0) && a1 <= 505232) && 56 <= a1)) || ((((a1 <= 505271 && 14 == a4) && a10 == 0) && a12 == 0) && a19 <= 9)) || ((((218 < a1 && a19 == 8) && 14 == a4) && a12 == 0) && a10 == 4)) || (((((14 == a4 && a12 == 0) && a1 <= 505232) && 56 <= a1) && a19 <= 9) && a10 == 4)) || ((((14 == a4 && a10 == 0) && a12 == 0) && a19 == 9) && a19 <= 9)) || ((((a10 == 1 && 14 == a4) && a12 == 0) && a1 <= 505232) && a19 <= 9)) || (((((a10 == 1 && 14 == a4) && 9 <= a19) && a12 == 0) && 219 <= a1) && a1 <= 589865) [2020-11-30 01:05:23,344 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d54ecec7-710e-4bb3-85a3-b605403ba3bb/bin/uautomizer/witness.graphml [2020-11-30 01:05:23,344 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:05:23,346 INFO L168 Benchmark]: Toolchain (without parser) took 90798.37 ms. Allocated memory was 140.5 MB in the beginning and 524.3 MB in the end (delta: 383.8 MB). Free memory was 112.6 MB in the beginning and 474.3 MB in the end (delta: -361.6 MB). Peak memory consumption was 315.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:05:23,346 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 45.4 MB in the beginning and 45.4 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:05:23,347 INFO L168 Benchmark]: CACSL2BoogieTranslator took 866.95 ms. Allocated memory is still 140.5 MB. Free memory was 112.2 MB in the beginning and 102.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:05:23,347 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.13 ms. Allocated memory is still 140.5 MB. Free memory was 102.5 MB in the beginning and 94.7 MB in the end (delta: 7.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:05:23,347 INFO L168 Benchmark]: Boogie Preprocessor took 137.17 ms. Allocated memory is still 140.5 MB. Free memory was 94.7 MB in the beginning and 89.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:05:23,348 INFO L168 Benchmark]: RCFGBuilder took 1973.96 ms. Allocated memory is still 140.5 MB. Free memory was 89.5 MB in the beginning and 93.2 MB in the end (delta: -3.8 MB). Peak memory consumption was 44.6 MB. Max. memory is 16.1 GB. [2020-11-30 01:05:23,348 INFO L168 Benchmark]: TraceAbstraction took 87379.71 ms. Allocated memory was 140.5 MB in the beginning and 524.3 MB in the end (delta: 383.8 MB). Free memory was 93.2 MB in the beginning and 185.7 MB in the end (delta: -92.5 MB). Peak memory consumption was 295.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:05:23,349 INFO L168 Benchmark]: Witness Printer took 260.41 ms. Allocated memory is still 524.3 MB. Free memory was 185.7 MB in the beginning and 474.3 MB in the end (delta: -288.6 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:05:23,351 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 86.0 MB. Free memory was 45.4 MB in the beginning and 45.4 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 866.95 ms. Allocated memory is still 140.5 MB. Free memory was 112.2 MB in the beginning and 102.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 169.13 ms. Allocated memory is still 140.5 MB. Free memory was 102.5 MB in the beginning and 94.7 MB in the end (delta: 7.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 137.17 ms. Allocated memory is still 140.5 MB. Free memory was 94.7 MB in the beginning and 89.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1973.96 ms. Allocated memory is still 140.5 MB. Free memory was 89.5 MB in the beginning and 93.2 MB in the end (delta: -3.8 MB). Peak memory consumption was 44.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 87379.71 ms. Allocated memory was 140.5 MB in the beginning and 524.3 MB in the end (delta: 383.8 MB). Free memory was 93.2 MB in the beginning and 185.7 MB in the end (delta: -92.5 MB). Peak memory consumption was 295.5 MB. Max. memory is 16.1 GB. * Witness Printer took 260.41 ms. Allocated memory is still 524.3 MB. Free memory was 185.7 MB in the beginning and 474.3 MB in the end (delta: -288.6 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] * 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: 592]: Loop Invariant [2020-11-30 01:05:23,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,368 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,369 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,369 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,369 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,369 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,370 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,370 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,378 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,379 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,379 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,379 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,379 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,381 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] Derived loop invariant: (((((((((((((((((a10 == 1 && a1 <= 12) && 14 == a4) && a12 == 0) || ((((a10 == 3 && 14 == a4) && a12 == 0) && a1 <= 505232) && a19 <= 9)) || (((14 == a4 && a10 == 2) && a12 == 0) && a19 <= 9)) || ((((a19 == 8 && 14 == a4) && a12 == 0) && a10 == 4) && a1 + 14285 <= 0)) || ((((a10 == 3 && 14 == a4) && a19 == 9) && a12 == 0) && a1 <= 589865)) || (((a19 == 8 && a10 == 1) && 14 == a4) && a12 == 0)) || ((((14 == a4 && a12 == 0) && a19 == 9) && a1 <= 505232) && a10 == 4)) || (((((\exists v_prenex_12 : int, v_prenex_11 : int :: (((((v_prenex_12 * 90 + v_prenex_11 * -9) / 9 * 9 % 10 == 0 && 0 <= v_prenex_11) && v_prenex_11 + 218 < 10 * v_prenex_12) && a1 + v_prenex_11 + 545163 <= 9 * v_prenex_12) && v_prenex_11 < 10) && 10 * v_prenex_12 <= v_prenex_11 + 505271) && 14 == a4) && a12 == 0) && a19 <= 9) && a10 == 4)) || (((14 == a4 && a10 == 0) && a12 == 0) && a1 <= 505232)) || ((((a10 == 1 && 14 == a4) && a12 == 0) && a1 <= 505232) && 56 <= a1)) || ((((a1 <= 505271 && 14 == a4) && a10 == 0) && a12 == 0) && a19 <= 9)) || ((((218 < a1 && a19 == 8) && 14 == a4) && a12 == 0) && a10 == 4)) || (((((14 == a4 && a12 == 0) && a1 <= 505232) && 56 <= a1) && a19 <= 9) && a10 == 4)) || ((((14 == a4 && a10 == 0) && a12 == 0) && a19 == 9) && a19 <= 9)) || ((((a10 == 1 && 14 == a4) && a12 == 0) && a1 <= 505232) && a19 <= 9)) || (((((a10 == 1 && 14 == a4) && 9 <= a19) && a12 == 0) && 219 <= a1) && a1 <= 589865) - InvariantResult [Line: 30]: Loop Invariant [2020-11-30 01:05:23,390 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,390 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,391 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,391 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,391 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,392 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,392 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,392 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,396 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,396 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,397 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,397 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,397 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,398 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,398 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,398 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] [2020-11-30 01:05:23,399 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_12,QUANTIFIED] [2020-11-30 01:05:23,399 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_11,QUANTIFIED] Derived loop invariant: (((((((((((((((((a10 == 1 && a1 <= 12) && 14 == a4) && a12 == 0) || ((((a10 == 3 && 14 == a4) && a12 == 0) && a1 <= 505232) && a19 <= 9)) || (((14 == a4 && a10 == 2) && a12 == 0) && a19 <= 9)) || ((((a19 == 8 && 14 == a4) && a12 == 0) && a10 == 4) && a1 + 14285 <= 0)) || ((((a10 == 3 && 14 == a4) && a19 == 9) && a12 == 0) && a1 <= 589865)) || (((a19 == 8 && a10 == 1) && 14 == a4) && a12 == 0)) || ((((14 == a4 && a12 == 0) && a19 == 9) && a1 <= 505232) && a10 == 4)) || (((((\exists v_prenex_12 : int, v_prenex_11 : int :: (((((v_prenex_12 * 90 + v_prenex_11 * -9) / 9 * 9 % 10 == 0 && 0 <= v_prenex_11) && v_prenex_11 + 218 < 10 * v_prenex_12) && a1 + v_prenex_11 + 545163 <= 9 * v_prenex_12) && v_prenex_11 < 10) && 10 * v_prenex_12 <= v_prenex_11 + 505271) && 14 == a4) && a12 == 0) && a19 <= 9) && a10 == 4)) || (((14 == a4 && a10 == 0) && a12 == 0) && a1 <= 505232)) || ((((a10 == 1 && 14 == a4) && a12 == 0) && a1 <= 505232) && 56 <= a1)) || ((((a1 <= 505271 && 14 == a4) && a10 == 0) && a12 == 0) && a19 <= 9)) || ((((218 < a1 && a19 == 8) && 14 == a4) && a12 == 0) && a10 == 4)) || (((((14 == a4 && a12 == 0) && a1 <= 505232) && 56 <= a1) && a19 <= 9) && a10 == 4)) || ((((14 == a4 && a10 == 0) && a12 == 0) && a19 == 9) && a19 <= 9)) || ((((a10 == 1 && 14 == a4) && a12 == 0) && a1 <= 505232) && a19 <= 9)) || (((((a10 == 1 && 14 == a4) && 9 <= a19) && a12 == 0) && 219 <= a1) && a1 <= 589865) - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 74.5s, OverallIterations: 13, TraceHistogramMax: 5, AutomataDifference: 60.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1094 SDtfs, 4141 SDslu, 216 SDs, 0 SdLazy, 12039 SolverSat, 1981 SolverUnsat, 14 SolverUnknown, 0 SolverNotchecked, 50.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1843 GetRequests, 1764 SyntacticMatches, 3 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 580 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4174occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 13 MinimizatonAttempts, 6596 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 105 NumberOfFragments, 591 HoareAnnotationTreeSize, 3 FomulaSimplifications, 40870 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 3 FomulaSimplificationsInter, 16699 FormulaSimplificationTreeSizeReductionInter, 11.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 7.0s InterpolantComputationTime, 4631 NumberOfCodeBlocks, 4631 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 4613 ConstructedInterpolants, 43 QuantifiedInterpolants, 9802251 SizeOfPredicates, 10 NumberOfNonLiveVariables, 2493 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 18 InterpolantComputations, 9 PerfectInterpolantSequences, 3508/4490 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...