./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label13.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/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 e356fa75becdb7af1f4fa3366e7514475a3e42f0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 14:53:35,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 14:53:35,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 14:53:35,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 14:53:35,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 14:53:35,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 14:53:35,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 14:53:35,851 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 14:53:35,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 14:53:35,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 14:53:35,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 14:53:35,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 14:53:35,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 14:53:35,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 14:53:35,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 14:53:35,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 14:53:35,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 14:53:35,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 14:53:35,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 14:53:35,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 14:53:35,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 14:53:35,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 14:53:35,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 14:53:35,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 14:53:35,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 14:53:35,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 14:53:35,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 14:53:35,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 14:53:35,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 14:53:35,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 14:53:35,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 14:53:35,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 14:53:35,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 14:53:35,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 14:53:35,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 14:53:35,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 14:53:35,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 14:53:35,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 14:53:35,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 14:53:35,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 14:53:35,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 14:53:35,902 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-12-01 14:53:35,940 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 14:53:35,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 14:53:35,942 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 14:53:35,942 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 14:53:35,943 INFO L138 SettingsManager]: * Use SBE=true [2020-12-01 14:53:35,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 14:53:35,943 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 14:53:35,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 14:53:35,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 14:53:35,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 14:53:35,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 14:53:35,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 14:53:35,946 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 14:53:35,946 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 14:53:35,946 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 14:53:35,946 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 14:53:35,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 14:53:35,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 14:53:35,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-01 14:53:35,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 14:53:35,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-01 14:53:35,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-01 14:53:35,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 14:53:35,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 14:53:35,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 14:53:35,949 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-01 14:53:35,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 14:53:35,949 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 14:53:35,949 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-01 14:53:35,949 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_6535c320-4be2-4dc3-ba59-4b095c4c8cec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e356fa75becdb7af1f4fa3366e7514475a3e42f0 [2020-12-01 14:53:36,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 14:53:36,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 14:53:36,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 14:53:36,270 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 14:53:36,271 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 14:53:36,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem15_label13.c [2020-12-01 14:53:36,343 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer/data/e6822c3c3/df07f5e862aa4f7fb5a1614b00f40006/FLAG28016e1c0 [2020-12-01 14:53:36,978 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 14:53:36,982 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/sv-benchmarks/c/eca-rers2012/Problem15_label13.c [2020-12-01 14:53:37,007 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer/data/e6822c3c3/df07f5e862aa4f7fb5a1614b00f40006/FLAG28016e1c0 [2020-12-01 14:53:37,150 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer/data/e6822c3c3/df07f5e862aa4f7fb5a1614b00f40006 [2020-12-01 14:53:37,152 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 14:53:37,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 14:53:37,160 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 14:53:37,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 14:53:37,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 14:53:37,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:53:37" (1/1) ... [2020-12-01 14:53:37,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c2e7954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:37, skipping insertion in model container [2020-12-01 14:53:37,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:53:37" (1/1) ... [2020-12-01 14:53:37,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 14:53:37,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 14:53:38,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 14:53:38,126 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 14:53:38,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 14:53:38,470 INFO L208 MainTranslator]: Completed translation [2020-12-01 14:53:38,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:38 WrapperNode [2020-12-01 14:53:38,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 14:53:38,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 14:53:38,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 14:53:38,472 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 14:53:38,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:38" (1/1) ... [2020-12-01 14:53:38,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:38" (1/1) ... [2020-12-01 14:53:38,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 14:53:38,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 14:53:38,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 14:53:38,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 14:53:38,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:38" (1/1) ... [2020-12-01 14:53:38,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:38" (1/1) ... [2020-12-01 14:53:38,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:38" (1/1) ... [2020-12-01 14:53:38,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:38" (1/1) ... [2020-12-01 14:53:38,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:38" (1/1) ... [2020-12-01 14:53:38,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:38" (1/1) ... [2020-12-01 14:53:38,948 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:38" (1/1) ... [2020-12-01 14:53:38,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 14:53:38,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 14:53:38,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 14:53:38,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 14:53:38,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/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 [2020-12-01 14:53:39,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 14:53:39,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 14:53:39,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 14:53:39,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 14:53:43,057 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 14:53:43,059 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-01 14:53:43,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:53:43 BoogieIcfgContainer [2020-12-01 14:53:43,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 14:53:43,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-01 14:53:43,067 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-01 14:53:43,072 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-01 14:53:43,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 02:53:37" (1/3) ... [2020-12-01 14:53:43,073 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe95a95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 02:53:43, skipping insertion in model container [2020-12-01 14:53:43,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:53:38" (2/3) ... [2020-12-01 14:53:43,074 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe95a95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 02:53:43, skipping insertion in model container [2020-12-01 14:53:43,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:53:43" (3/3) ... [2020-12-01 14:53:43,076 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label13.c [2020-12-01 14:53:43,098 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-01 14:53:43,104 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-01 14:53:43,119 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-01 14:53:43,177 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-01 14:53:43,178 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-01 14:53:43,178 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-01 14:53:43,178 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-01 14:53:43,178 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-01 14:53:43,179 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-01 14:53:43,179 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-01 14:53:43,179 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-01 14:53:43,222 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states. [2020-12-01 14:53:43,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 14:53:43,235 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:53:43,236 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:53:43,237 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:53:43,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:53:43,246 INFO L82 PathProgramCache]: Analyzing trace with hash 563919826, now seen corresponding path program 1 times [2020-12-01 14:53:43,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:53:43,259 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365257609] [2020-12-01 14:53:43,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:53:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:53:43,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 14:53:43,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365257609] [2020-12-01 14:53:43,738 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:53:43,739 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 14:53:43,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120396765] [2020-12-01 14:53:43,748 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:53:43,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:53:43,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:53:43,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:53:43,777 INFO L87 Difference]: Start difference. First operand 425 states. Second operand 3 states. [2020-12-01 14:53:47,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:53:47,830 INFO L93 Difference]: Finished difference Result 1192 states and 2158 transitions. [2020-12-01 14:53:47,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:53:47,832 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-12-01 14:53:47,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:53:47,858 INFO L225 Difference]: With dead ends: 1192 [2020-12-01 14:53:47,858 INFO L226 Difference]: Without dead ends: 688 [2020-12-01 14:53:47,865 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 [2020-12-01 14:53:47,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2020-12-01 14:53:48,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 680. [2020-12-01 14:53:48,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 680 states. [2020-12-01 14:53:48,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 680 states and 1093 transitions. [2020-12-01 14:53:48,033 INFO L78 Accepts]: Start accepts. Automaton has 680 states and 1093 transitions. Word has length 48 [2020-12-01 14:53:48,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:53:48,034 INFO L481 AbstractCegarLoop]: Abstraction has 680 states and 1093 transitions. [2020-12-01 14:53:48,034 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:53:48,035 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1093 transitions. [2020-12-01 14:53:48,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-01 14:53:48,050 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:53:48,051 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:53:48,052 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-01 14:53:48,052 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:53:48,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:53:48,056 INFO L82 PathProgramCache]: Analyzing trace with hash -553610111, now seen corresponding path program 1 times [2020-12-01 14:53:48,057 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:53:48,057 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166835591] [2020-12-01 14:53:48,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:53:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:53:48,334 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 14:53:48,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166835591] [2020-12-01 14:53:48,335 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:53:48,336 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 14:53:48,336 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437549375] [2020-12-01 14:53:48,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:53:48,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:53:48,339 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:53:48,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:53:48,341 INFO L87 Difference]: Start difference. First operand 680 states and 1093 transitions. Second operand 3 states. [2020-12-01 14:53:50,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:53:50,558 INFO L93 Difference]: Finished difference Result 1964 states and 3171 transitions. [2020-12-01 14:53:50,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:53:50,561 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2020-12-01 14:53:50,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:53:50,569 INFO L225 Difference]: With dead ends: 1964 [2020-12-01 14:53:50,570 INFO L226 Difference]: Without dead ends: 1286 [2020-12-01 14:53:50,574 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 [2020-12-01 14:53:50,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1286 states. [2020-12-01 14:53:50,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1286 to 1281. [2020-12-01 14:53:50,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1281 states. [2020-12-01 14:53:50,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1281 states and 1786 transitions. [2020-12-01 14:53:50,625 INFO L78 Accepts]: Start accepts. Automaton has 1281 states and 1786 transitions. Word has length 116 [2020-12-01 14:53:50,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:53:50,627 INFO L481 AbstractCegarLoop]: Abstraction has 1281 states and 1786 transitions. [2020-12-01 14:53:50,628 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:53:50,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1786 transitions. [2020-12-01 14:53:50,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-12-01 14:53:50,634 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:53:50,635 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:53:50,636 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-01 14:53:50,636 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:53:50,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:53:50,639 INFO L82 PathProgramCache]: Analyzing trace with hash 1873035373, now seen corresponding path program 1 times [2020-12-01 14:53:50,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:53:50,641 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746524050] [2020-12-01 14:53:50,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:53:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:53:50,906 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 14:53:50,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746524050] [2020-12-01 14:53:50,907 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:53:50,907 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 14:53:50,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043043591] [2020-12-01 14:53:50,909 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:53:50,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:53:50,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:53:50,913 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:53:50,913 INFO L87 Difference]: Start difference. First operand 1281 states and 1786 transitions. Second operand 3 states. [2020-12-01 14:53:53,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:53:53,224 INFO L93 Difference]: Finished difference Result 2859 states and 3905 transitions. [2020-12-01 14:53:53,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:53:53,229 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2020-12-01 14:53:53,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:53:53,241 INFO L225 Difference]: With dead ends: 2859 [2020-12-01 14:53:53,241 INFO L226 Difference]: Without dead ends: 1580 [2020-12-01 14:53:53,244 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 [2020-12-01 14:53:53,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1580 states. [2020-12-01 14:53:53,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1580 to 1580. [2020-12-01 14:53:53,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1580 states. [2020-12-01 14:53:53,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1580 states and 2091 transitions. [2020-12-01 14:53:53,297 INFO L78 Accepts]: Start accepts. Automaton has 1580 states and 2091 transitions. Word has length 124 [2020-12-01 14:53:53,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:53:53,300 INFO L481 AbstractCegarLoop]: Abstraction has 1580 states and 2091 transitions. [2020-12-01 14:53:53,300 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:53:53,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 2091 transitions. [2020-12-01 14:53:53,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-12-01 14:53:53,304 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:53:53,304 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 14:53:53,305 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-01 14:53:53,305 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:53:53,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:53:53,306 INFO L82 PathProgramCache]: Analyzing trace with hash 1742443675, now seen corresponding path program 1 times [2020-12-01 14:53:53,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:53:53,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228459265] [2020-12-01 14:53:53,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:53:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:53:53,778 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 91 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 14:53:53,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228459265] [2020-12-01 14:53:53,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [201214281] [2020-12-01 14:53:53,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/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 [2020-12-01 14:53:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:53:53,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-01 14:53:53,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 14:53:54,609 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 142 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 14:53:54,610 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-01 14:53:54,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2020-12-01 14:53:54,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538114253] [2020-12-01 14:53:54,613 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-01 14:53:54,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:53:54,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-01 14:53:54,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-01 14:53:54,615 INFO L87 Difference]: Start difference. First operand 1580 states and 2091 transitions. Second operand 8 states. [2020-12-01 14:54:04,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:04,004 INFO L93 Difference]: Finished difference Result 7773 states and 10562 transitions. [2020-12-01 14:54:04,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-01 14:54:04,014 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 215 [2020-12-01 14:54:04,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:04,039 INFO L225 Difference]: With dead ends: 7773 [2020-12-01 14:54:04,039 INFO L226 Difference]: Without dead ends: 4593 [2020-12-01 14:54:04,044 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2020-12-01 14:54:04,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4593 states. [2020-12-01 14:54:04,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4593 to 4275. [2020-12-01 14:54:04,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4275 states. [2020-12-01 14:54:04,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4275 states to 4275 states and 4945 transitions. [2020-12-01 14:54:04,193 INFO L78 Accepts]: Start accepts. Automaton has 4275 states and 4945 transitions. Word has length 215 [2020-12-01 14:54:04,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:04,194 INFO L481 AbstractCegarLoop]: Abstraction has 4275 states and 4945 transitions. [2020-12-01 14:54:04,195 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-01 14:54:04,195 INFO L276 IsEmpty]: Start isEmpty. Operand 4275 states and 4945 transitions. [2020-12-01 14:54:04,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2020-12-01 14:54:04,201 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:04,201 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:04,415 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 14:54:04,415 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:04,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:04,416 INFO L82 PathProgramCache]: Analyzing trace with hash -769153546, now seen corresponding path program 1 times [2020-12-01 14:54:04,416 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:04,416 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997495710] [2020-12-01 14:54:04,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:04,927 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-12-01 14:54:04,927 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997495710] [2020-12-01 14:54:04,927 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:04,928 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-01 14:54:04,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774190109] [2020-12-01 14:54:04,929 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:04,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:04,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:04,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:04,930 INFO L87 Difference]: Start difference. First operand 4275 states and 4945 transitions. Second operand 3 states. [2020-12-01 14:54:07,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:07,153 INFO L93 Difference]: Finished difference Result 10050 states and 11727 transitions. [2020-12-01 14:54:07,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:07,154 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 330 [2020-12-01 14:54:07,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:07,188 INFO L225 Difference]: With dead ends: 10050 [2020-12-01 14:54:07,188 INFO L226 Difference]: Without dead ends: 5777 [2020-12-01 14:54:07,194 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 [2020-12-01 14:54:07,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5777 states. [2020-12-01 14:54:07,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5777 to 5774. [2020-12-01 14:54:07,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5774 states. [2020-12-01 14:54:07,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5774 states to 5774 states and 6579 transitions. [2020-12-01 14:54:07,338 INFO L78 Accepts]: Start accepts. Automaton has 5774 states and 6579 transitions. Word has length 330 [2020-12-01 14:54:07,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:07,339 INFO L481 AbstractCegarLoop]: Abstraction has 5774 states and 6579 transitions. [2020-12-01 14:54:07,339 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:07,339 INFO L276 IsEmpty]: Start isEmpty. Operand 5774 states and 6579 transitions. [2020-12-01 14:54:07,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2020-12-01 14:54:07,347 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:07,349 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:07,349 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-01 14:54:07,349 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:07,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:07,350 INFO L82 PathProgramCache]: Analyzing trace with hash 627984335, now seen corresponding path program 1 times [2020-12-01 14:54:07,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:07,350 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372383632] [2020-12-01 14:54:07,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:08,523 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 91 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 14:54:08,525 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372383632] [2020-12-01 14:54:08,525 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1324610512] [2020-12-01 14:54:08,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/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 [2020-12-01 14:54:08,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:08,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 14:54:08,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 14:54:09,254 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 14:54:09,254 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 14:54:09,254 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-01 14:54:09,255 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015277535] [2020-12-01 14:54:09,256 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:09,256 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:09,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:09,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-12-01 14:54:09,257 INFO L87 Difference]: Start difference. First operand 5774 states and 6579 transitions. Second operand 3 states. [2020-12-01 14:54:11,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:11,238 INFO L93 Difference]: Finished difference Result 13951 states and 16082 transitions. [2020-12-01 14:54:11,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:11,239 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 394 [2020-12-01 14:54:11,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:11,280 INFO L225 Difference]: With dead ends: 13951 [2020-12-01 14:54:11,280 INFO L226 Difference]: Without dead ends: 8179 [2020-12-01 14:54:11,286 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 395 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-12-01 14:54:11,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8179 states. [2020-12-01 14:54:11,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8179 to 7576. [2020-12-01 14:54:11,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7576 states. [2020-12-01 14:54:11,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7576 states to 7576 states and 8472 transitions. [2020-12-01 14:54:11,486 INFO L78 Accepts]: Start accepts. Automaton has 7576 states and 8472 transitions. Word has length 394 [2020-12-01 14:54:11,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:11,489 INFO L481 AbstractCegarLoop]: Abstraction has 7576 states and 8472 transitions. [2020-12-01 14:54:11,489 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:11,489 INFO L276 IsEmpty]: Start isEmpty. Operand 7576 states and 8472 transitions. [2020-12-01 14:54:11,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2020-12-01 14:54:11,497 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:11,498 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:11,723 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 14:54:11,723 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:11,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:11,724 INFO L82 PathProgramCache]: Analyzing trace with hash 892466543, now seen corresponding path program 1 times [2020-12-01 14:54:11,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:11,724 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140062923] [2020-12-01 14:54:11,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:11,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:12,061 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2020-12-01 14:54:12,061 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140062923] [2020-12-01 14:54:12,061 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:12,062 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:12,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514651159] [2020-12-01 14:54:12,063 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:12,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:12,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:12,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:12,064 INFO L87 Difference]: Start difference. First operand 7576 states and 8472 transitions. Second operand 3 states. [2020-12-01 14:54:13,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:13,993 INFO L93 Difference]: Finished difference Result 16947 states and 19202 transitions. [2020-12-01 14:54:13,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:13,994 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 425 [2020-12-01 14:54:13,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:14,029 INFO L225 Difference]: With dead ends: 16947 [2020-12-01 14:54:14,030 INFO L226 Difference]: Without dead ends: 9373 [2020-12-01 14:54:14,037 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 [2020-12-01 14:54:14,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9373 states. [2020-12-01 14:54:14,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9373 to 9371. [2020-12-01 14:54:14,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9371 states. [2020-12-01 14:54:14,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9371 states to 9371 states and 10290 transitions. [2020-12-01 14:54:14,193 INFO L78 Accepts]: Start accepts. Automaton has 9371 states and 10290 transitions. Word has length 425 [2020-12-01 14:54:14,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:14,194 INFO L481 AbstractCegarLoop]: Abstraction has 9371 states and 10290 transitions. [2020-12-01 14:54:14,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:14,194 INFO L276 IsEmpty]: Start isEmpty. Operand 9371 states and 10290 transitions. [2020-12-01 14:54:14,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2020-12-01 14:54:14,211 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:14,211 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:14,212 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-01 14:54:14,212 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:14,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:14,213 INFO L82 PathProgramCache]: Analyzing trace with hash -837197001, now seen corresponding path program 1 times [2020-12-01 14:54:14,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:14,213 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93409622] [2020-12-01 14:54:14,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:14,692 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2020-12-01 14:54:14,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93409622] [2020-12-01 14:54:14,692 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:14,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:14,693 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788948340] [2020-12-01 14:54:14,694 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:14,694 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:14,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:14,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:14,695 INFO L87 Difference]: Start difference. First operand 9371 states and 10290 transitions. Second operand 3 states. [2020-12-01 14:54:16,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:16,658 INFO L93 Difference]: Finished difference Result 18738 states and 20619 transitions. [2020-12-01 14:54:16,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:16,659 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 549 [2020-12-01 14:54:16,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:16,682 INFO L225 Difference]: With dead ends: 18738 [2020-12-01 14:54:16,682 INFO L226 Difference]: Without dead ends: 9668 [2020-12-01 14:54:16,693 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 [2020-12-01 14:54:16,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9668 states. [2020-12-01 14:54:16,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9668 to 9369. [2020-12-01 14:54:16,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9369 states. [2020-12-01 14:54:16,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9369 states to 9369 states and 10286 transitions. [2020-12-01 14:54:16,864 INFO L78 Accepts]: Start accepts. Automaton has 9369 states and 10286 transitions. Word has length 549 [2020-12-01 14:54:16,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:16,866 INFO L481 AbstractCegarLoop]: Abstraction has 9369 states and 10286 transitions. [2020-12-01 14:54:16,866 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:16,866 INFO L276 IsEmpty]: Start isEmpty. Operand 9369 states and 10286 transitions. [2020-12-01 14:54:16,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2020-12-01 14:54:16,874 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:16,875 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:16,875 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-01 14:54:16,875 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:16,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:16,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1938026784, now seen corresponding path program 1 times [2020-12-01 14:54:16,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:16,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2565135] [2020-12-01 14:54:16,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:17,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:17,482 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2020-12-01 14:54:17,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2565135] [2020-12-01 14:54:17,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:17,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:17,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304646832] [2020-12-01 14:54:17,483 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:17,484 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:17,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:17,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:17,485 INFO L87 Difference]: Start difference. First operand 9369 states and 10286 transitions. Second operand 3 states. [2020-12-01 14:54:19,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:19,642 INFO L93 Difference]: Finished difference Result 21156 states and 23262 transitions. [2020-12-01 14:54:19,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:19,644 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 575 [2020-12-01 14:54:19,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:19,665 INFO L225 Difference]: With dead ends: 21156 [2020-12-01 14:54:19,665 INFO L226 Difference]: Without dead ends: 11789 [2020-12-01 14:54:19,674 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 [2020-12-01 14:54:19,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11789 states. [2020-12-01 14:54:19,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11789 to 9671. [2020-12-01 14:54:19,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9671 states. [2020-12-01 14:54:19,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9671 states to 9671 states and 10603 transitions. [2020-12-01 14:54:19,851 INFO L78 Accepts]: Start accepts. Automaton has 9671 states and 10603 transitions. Word has length 575 [2020-12-01 14:54:19,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:19,852 INFO L481 AbstractCegarLoop]: Abstraction has 9671 states and 10603 transitions. [2020-12-01 14:54:19,852 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:19,852 INFO L276 IsEmpty]: Start isEmpty. Operand 9671 states and 10603 transitions. [2020-12-01 14:54:19,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 584 [2020-12-01 14:54:19,860 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:19,861 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:19,861 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-01 14:54:19,861 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:19,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:19,862 INFO L82 PathProgramCache]: Analyzing trace with hash 1441177185, now seen corresponding path program 1 times [2020-12-01 14:54:19,862 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:19,862 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391583485] [2020-12-01 14:54:19,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:19,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:21,475 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 242 proven. 188 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2020-12-01 14:54:21,475 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391583485] [2020-12-01 14:54:21,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [908712688] [2020-12-01 14:54:21,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/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 [2020-12-01 14:54:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:21,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 712 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 14:54:21,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 14:54:22,713 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2020-12-01 14:54:22,714 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 14:54:22,714 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-01 14:54:22,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602310772] [2020-12-01 14:54:22,715 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 14:54:22,715 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:22,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 14:54:22,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-12-01 14:54:22,716 INFO L87 Difference]: Start difference. First operand 9671 states and 10603 transitions. Second operand 4 states. [2020-12-01 14:54:25,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:25,560 INFO L93 Difference]: Finished difference Result 28388 states and 31357 transitions. [2020-12-01 14:54:25,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 14:54:25,561 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 583 [2020-12-01 14:54:25,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:25,599 INFO L225 Difference]: With dead ends: 28388 [2020-12-01 14:54:25,599 INFO L226 Difference]: Without dead ends: 19018 [2020-12-01 14:54:25,610 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 586 GetRequests, 581 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-12-01 14:54:25,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19018 states. [2020-12-01 14:54:25,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19018 to 16318. [2020-12-01 14:54:25,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16318 states. [2020-12-01 14:54:25,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16318 states to 16318 states and 18023 transitions. [2020-12-01 14:54:25,852 INFO L78 Accepts]: Start accepts. Automaton has 16318 states and 18023 transitions. Word has length 583 [2020-12-01 14:54:25,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:25,854 INFO L481 AbstractCegarLoop]: Abstraction has 16318 states and 18023 transitions. [2020-12-01 14:54:25,855 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 14:54:25,855 INFO L276 IsEmpty]: Start isEmpty. Operand 16318 states and 18023 transitions. [2020-12-01 14:54:25,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2020-12-01 14:54:25,863 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:25,865 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:26,079 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-12-01 14:54:26,080 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:26,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:26,080 INFO L82 PathProgramCache]: Analyzing trace with hash -822673768, now seen corresponding path program 1 times [2020-12-01 14:54:26,080 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:26,080 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905362776] [2020-12-01 14:54:26,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:26,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:26,622 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2020-12-01 14:54:26,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905362776] [2020-12-01 14:54:26,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:26,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:26,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29991128] [2020-12-01 14:54:26,624 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:26,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:26,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:26,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:26,625 INFO L87 Difference]: Start difference. First operand 16318 states and 18023 transitions. Second operand 3 states. [2020-12-01 14:54:28,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:28,772 INFO L93 Difference]: Finished difference Result 35915 states and 39981 transitions. [2020-12-01 14:54:28,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:28,773 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 586 [2020-12-01 14:54:28,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:28,808 INFO L225 Difference]: With dead ends: 35915 [2020-12-01 14:54:28,809 INFO L226 Difference]: Without dead ends: 21698 [2020-12-01 14:54:28,822 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 [2020-12-01 14:54:28,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21698 states. [2020-12-01 14:54:29,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21698 to 18702. [2020-12-01 14:54:29,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18702 states. [2020-12-01 14:54:29,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18702 states to 18702 states and 20601 transitions. [2020-12-01 14:54:29,210 INFO L78 Accepts]: Start accepts. Automaton has 18702 states and 20601 transitions. Word has length 586 [2020-12-01 14:54:29,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:29,211 INFO L481 AbstractCegarLoop]: Abstraction has 18702 states and 20601 transitions. [2020-12-01 14:54:29,211 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:29,211 INFO L276 IsEmpty]: Start isEmpty. Operand 18702 states and 20601 transitions. [2020-12-01 14:54:29,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 628 [2020-12-01 14:54:29,221 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:29,221 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:29,222 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-01 14:54:29,222 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:29,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:29,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1019500687, now seen corresponding path program 1 times [2020-12-01 14:54:29,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:29,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711301037] [2020-12-01 14:54:29,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:29,771 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2020-12-01 14:54:29,772 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1711301037] [2020-12-01 14:54:29,772 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:29,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:29,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783177468] [2020-12-01 14:54:29,773 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:29,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:29,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:29,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:29,774 INFO L87 Difference]: Start difference. First operand 18702 states and 20601 transitions. Second operand 3 states. [2020-12-01 14:54:32,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:32,095 INFO L93 Difference]: Finished difference Result 40092 states and 44632 transitions. [2020-12-01 14:54:32,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:32,097 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 627 [2020-12-01 14:54:32,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:32,133 INFO L225 Difference]: With dead ends: 40092 [2020-12-01 14:54:32,133 INFO L226 Difference]: Without dead ends: 22292 [2020-12-01 14:54:32,144 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:32,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22292 states. [2020-12-01 14:54:32,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22292 to 21993. [2020-12-01 14:54:32,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21993 states. [2020-12-01 14:54:32,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21993 states to 21993 states and 24361 transitions. [2020-12-01 14:54:32,402 INFO L78 Accepts]: Start accepts. Automaton has 21993 states and 24361 transitions. Word has length 627 [2020-12-01 14:54:32,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:32,402 INFO L481 AbstractCegarLoop]: Abstraction has 21993 states and 24361 transitions. [2020-12-01 14:54:32,402 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:32,402 INFO L276 IsEmpty]: Start isEmpty. Operand 21993 states and 24361 transitions. [2020-12-01 14:54:32,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 738 [2020-12-01 14:54:32,417 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:32,418 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:32,418 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-01 14:54:32,418 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:32,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:32,419 INFO L82 PathProgramCache]: Analyzing trace with hash -591355730, now seen corresponding path program 1 times [2020-12-01 14:54:32,419 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:32,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270806011] [2020-12-01 14:54:32,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:33,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1196 backedges. 816 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-12-01 14:54:33,147 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270806011] [2020-12-01 14:54:33,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:33,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 14:54:33,148 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201852614] [2020-12-01 14:54:33,149 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 14:54:33,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:33,149 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 14:54:33,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 14:54:33,150 INFO L87 Difference]: Start difference. First operand 21993 states and 24361 transitions. Second operand 4 states. [2020-12-01 14:54:36,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:36,123 INFO L93 Difference]: Finished difference Result 48478 states and 53660 transitions. [2020-12-01 14:54:36,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 14:54:36,124 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 737 [2020-12-01 14:54:36,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:36,167 INFO L225 Difference]: With dead ends: 48478 [2020-12-01 14:54:36,168 INFO L226 Difference]: Without dead ends: 27985 [2020-12-01 14:54:36,181 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 14:54:36,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27985 states. [2020-12-01 14:54:36,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27985 to 27385. [2020-12-01 14:54:36,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27385 states. [2020-12-01 14:54:36,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27385 states to 27385 states and 29661 transitions. [2020-12-01 14:54:36,559 INFO L78 Accepts]: Start accepts. Automaton has 27385 states and 29661 transitions. Word has length 737 [2020-12-01 14:54:36,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:36,560 INFO L481 AbstractCegarLoop]: Abstraction has 27385 states and 29661 transitions. [2020-12-01 14:54:36,560 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 14:54:36,560 INFO L276 IsEmpty]: Start isEmpty. Operand 27385 states and 29661 transitions. [2020-12-01 14:54:36,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 758 [2020-12-01 14:54:36,579 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:36,580 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:36,580 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-01 14:54:36,580 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:36,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:36,581 INFO L82 PathProgramCache]: Analyzing trace with hash -1640791847, now seen corresponding path program 1 times [2020-12-01 14:54:36,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:36,582 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913737786] [2020-12-01 14:54:36,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:37,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1142 backedges. 757 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2020-12-01 14:54:37,618 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913737786] [2020-12-01 14:54:37,618 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:37,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-01 14:54:37,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183685201] [2020-12-01 14:54:37,619 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-01 14:54:37,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:37,620 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-01 14:54:37,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-01 14:54:37,620 INFO L87 Difference]: Start difference. First operand 27385 states and 29661 transitions. Second operand 5 states. [2020-12-01 14:54:39,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:39,928 INFO L93 Difference]: Finished difference Result 54989 states and 59541 transitions. [2020-12-01 14:54:39,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-01 14:54:39,929 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 757 [2020-12-01 14:54:39,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:39,962 INFO L225 Difference]: With dead ends: 54989 [2020-12-01 14:54:39,962 INFO L226 Difference]: Without dead ends: 27606 [2020-12-01 14:54:39,978 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2020-12-01 14:54:40,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27606 states. [2020-12-01 14:54:40,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27606 to 27385. [2020-12-01 14:54:40,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27385 states. [2020-12-01 14:54:40,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27385 states to 27385 states and 29099 transitions. [2020-12-01 14:54:40,419 INFO L78 Accepts]: Start accepts. Automaton has 27385 states and 29099 transitions. Word has length 757 [2020-12-01 14:54:40,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:40,419 INFO L481 AbstractCegarLoop]: Abstraction has 27385 states and 29099 transitions. [2020-12-01 14:54:40,420 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-01 14:54:40,420 INFO L276 IsEmpty]: Start isEmpty. Operand 27385 states and 29099 transitions. [2020-12-01 14:54:40,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2020-12-01 14:54:40,438 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:40,439 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:40,439 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-01 14:54:40,439 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:40,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:40,440 INFO L82 PathProgramCache]: Analyzing trace with hash 2035642829, now seen corresponding path program 1 times [2020-12-01 14:54:40,440 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:40,440 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905233315] [2020-12-01 14:54:40,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:41,173 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2020-12-01 14:54:41,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905233315] [2020-12-01 14:54:41,173 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:54:41,173 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:54:41,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754713275] [2020-12-01 14:54:41,174 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:54:41,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:41,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:54:41,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:54:41,176 INFO L87 Difference]: Start difference. First operand 27385 states and 29099 transitions. Second operand 3 states. [2020-12-01 14:54:43,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:43,141 INFO L93 Difference]: Finished difference Result 54761 states and 58081 transitions. [2020-12-01 14:54:43,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:54:43,142 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 759 [2020-12-01 14:54:43,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:43,176 INFO L225 Difference]: With dead ends: 54761 [2020-12-01 14:54:43,176 INFO L226 Difference]: Without dead ends: 28876 [2020-12-01 14:54:43,190 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 [2020-12-01 14:54:43,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28876 states. [2020-12-01 14:54:43,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28876 to 15052. [2020-12-01 14:54:43,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15052 states. [2020-12-01 14:54:43,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15052 states to 15052 states and 15982 transitions. [2020-12-01 14:54:43,424 INFO L78 Accepts]: Start accepts. Automaton has 15052 states and 15982 transitions. Word has length 759 [2020-12-01 14:54:43,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:43,424 INFO L481 AbstractCegarLoop]: Abstraction has 15052 states and 15982 transitions. [2020-12-01 14:54:43,425 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:54:43,425 INFO L276 IsEmpty]: Start isEmpty. Operand 15052 states and 15982 transitions. [2020-12-01 14:54:43,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2020-12-01 14:54:43,436 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:43,436 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:43,437 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-01 14:54:43,437 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:43,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:43,437 INFO L82 PathProgramCache]: Analyzing trace with hash -1679076908, now seen corresponding path program 1 times [2020-12-01 14:54:43,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:43,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350567282] [2020-12-01 14:54:43,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:45,495 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 621 proven. 188 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2020-12-01 14:54:45,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350567282] [2020-12-01 14:54:45,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [921770175] [2020-12-01 14:54:45,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/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 [2020-12-01 14:54:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:45,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-01 14:54:45,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 14:54:47,491 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 667 proven. 122 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2020-12-01 14:54:47,491 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-01 14:54:47,491 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 8 [2020-12-01 14:54:47,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074174723] [2020-12-01 14:54:47,493 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-01 14:54:47,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:54:47,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-01 14:54:47,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-12-01 14:54:47,494 INFO L87 Difference]: Start difference. First operand 15052 states and 15982 transitions. Second operand 8 states. [2020-12-01 14:54:57,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:54:57,902 INFO L93 Difference]: Finished difference Result 33555 states and 35520 transitions. [2020-12-01 14:54:57,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-12-01 14:54:57,903 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 774 [2020-12-01 14:54:57,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:54:57,924 INFO L225 Difference]: With dead ends: 33555 [2020-12-01 14:54:57,924 INFO L226 Difference]: Without dead ends: 18203 [2020-12-01 14:54:57,933 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 798 GetRequests, 781 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2020-12-01 14:54:57,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18203 states. [2020-12-01 14:54:58,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18203 to 17148. [2020-12-01 14:54:58,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17148 states. [2020-12-01 14:54:58,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17148 states to 17148 states and 18141 transitions. [2020-12-01 14:54:58,134 INFO L78 Accepts]: Start accepts. Automaton has 17148 states and 18141 transitions. Word has length 774 [2020-12-01 14:54:58,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:54:58,135 INFO L481 AbstractCegarLoop]: Abstraction has 17148 states and 18141 transitions. [2020-12-01 14:54:58,135 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-01 14:54:58,135 INFO L276 IsEmpty]: Start isEmpty. Operand 17148 states and 18141 transitions. [2020-12-01 14:54:58,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 793 [2020-12-01 14:54:58,146 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:54:58,147 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:54:58,347 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 14:54:58,348 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:54:58,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:54:58,348 INFO L82 PathProgramCache]: Analyzing trace with hash -590707326, now seen corresponding path program 1 times [2020-12-01 14:54:58,349 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:54:58,349 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442209254] [2020-12-01 14:54:58,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:54:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:54:59,962 INFO L134 CoverageAnalysis]: Checked inductivity of 989 backedges. 452 proven. 457 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2020-12-01 14:54:59,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442209254] [2020-12-01 14:54:59,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [916949845] [2020-12-01 14:54:59,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/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 [2020-12-01 14:55:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:55:00,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 945 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-01 14:55:00,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 14:55:01,953 INFO L134 CoverageAnalysis]: Checked inductivity of 989 backedges. 596 proven. 46 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2020-12-01 14:55:01,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-01 14:55:01,953 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2020-12-01 14:55:01,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855105564] [2020-12-01 14:55:01,955 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-01 14:55:01,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:55:01,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-01 14:55:01,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-12-01 14:55:01,955 INFO L87 Difference]: Start difference. First operand 17148 states and 18141 transitions. Second operand 7 states. [2020-12-01 14:55:11,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:55:11,318 INFO L93 Difference]: Finished difference Result 40199 states and 42597 transitions. [2020-12-01 14:55:11,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-01 14:55:11,319 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 792 [2020-12-01 14:55:11,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:55:11,336 INFO L225 Difference]: With dead ends: 40199 [2020-12-01 14:55:11,337 INFO L226 Difference]: Without dead ends: 23050 [2020-12-01 14:55:11,342 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 811 GetRequests, 798 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-12-01 14:55:11,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23050 states. [2020-12-01 14:55:11,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23050 to 20138. [2020-12-01 14:55:11,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20138 states. [2020-12-01 14:55:11,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20138 states to 20138 states and 21373 transitions. [2020-12-01 14:55:11,554 INFO L78 Accepts]: Start accepts. Automaton has 20138 states and 21373 transitions. Word has length 792 [2020-12-01 14:55:11,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:55:11,554 INFO L481 AbstractCegarLoop]: Abstraction has 20138 states and 21373 transitions. [2020-12-01 14:55:11,554 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-01 14:55:11,554 INFO L276 IsEmpty]: Start isEmpty. Operand 20138 states and 21373 transitions. [2020-12-01 14:55:11,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 799 [2020-12-01 14:55:11,572 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:55:11,573 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:55:11,781 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2020-12-01 14:55:11,781 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:55:11,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:55:11,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1683440624, now seen corresponding path program 1 times [2020-12-01 14:55:11,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:55:11,782 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379607780] [2020-12-01 14:55:11,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:55:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:55:12,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1032 backedges. 650 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2020-12-01 14:55:12,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379607780] [2020-12-01 14:55:12,582 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:55:12,582 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 14:55:12,582 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918552391] [2020-12-01 14:55:12,583 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 14:55:12,583 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:55:12,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 14:55:12,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 14:55:12,583 INFO L87 Difference]: Start difference. First operand 20138 states and 21373 transitions. Second operand 4 states. [2020-12-01 14:55:16,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:55:16,056 INFO L93 Difference]: Finished difference Result 47478 states and 50269 transitions. [2020-12-01 14:55:16,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 14:55:16,058 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 798 [2020-12-01 14:55:16,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:55:16,081 INFO L225 Difference]: With dead ends: 47478 [2020-12-01 14:55:16,082 INFO L226 Difference]: Without dead ends: 27342 [2020-12-01 14:55:16,089 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 14:55:16,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27342 states. [2020-12-01 14:55:16,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27342 to 24929. [2020-12-01 14:55:16,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24929 states. [2020-12-01 14:55:16,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24929 states to 24929 states and 26296 transitions. [2020-12-01 14:55:16,353 INFO L78 Accepts]: Start accepts. Automaton has 24929 states and 26296 transitions. Word has length 798 [2020-12-01 14:55:16,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:55:16,353 INFO L481 AbstractCegarLoop]: Abstraction has 24929 states and 26296 transitions. [2020-12-01 14:55:16,353 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 14:55:16,354 INFO L276 IsEmpty]: Start isEmpty. Operand 24929 states and 26296 transitions. [2020-12-01 14:55:16,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 970 [2020-12-01 14:55:16,374 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:55:16,374 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:55:16,375 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-01 14:55:16,375 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:55:16,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:55:16,376 INFO L82 PathProgramCache]: Analyzing trace with hash -1441047962, now seen corresponding path program 1 times [2020-12-01 14:55:16,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:55:16,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745424881] [2020-12-01 14:55:16,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:55:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:55:18,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1618 backedges. 1022 proven. 443 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2020-12-01 14:55:18,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745424881] [2020-12-01 14:55:18,416 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [755654404] [2020-12-01 14:55:18,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 14:55:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:55:18,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-01 14:55:18,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 14:55:20,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1618 backedges. 1238 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-12-01 14:55:20,381 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-01 14:55:20,382 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2020-12-01 14:55:20,382 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091514423] [2020-12-01 14:55:20,384 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:55:20,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:55:20,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:55:20,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 14:55:20,386 INFO L87 Difference]: Start difference. First operand 24929 states and 26296 transitions. Second operand 3 states. [2020-12-01 14:55:22,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:55:22,197 INFO L93 Difference]: Finished difference Result 49260 states and 51989 transitions. [2020-12-01 14:55:22,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:55:22,198 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 969 [2020-12-01 14:55:22,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:55:22,226 INFO L225 Difference]: With dead ends: 49260 [2020-12-01 14:55:22,226 INFO L226 Difference]: Without dead ends: 24632 [2020-12-01 14:55:22,236 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 973 GetRequests, 970 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 14:55:22,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24632 states. [2020-12-01 14:55:22,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24632 to 22830. [2020-12-01 14:55:22,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22830 states. [2020-12-01 14:55:22,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22830 states to 22830 states and 23941 transitions. [2020-12-01 14:55:22,459 INFO L78 Accepts]: Start accepts. Automaton has 22830 states and 23941 transitions. Word has length 969 [2020-12-01 14:55:22,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:55:22,459 INFO L481 AbstractCegarLoop]: Abstraction has 22830 states and 23941 transitions. [2020-12-01 14:55:22,459 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:55:22,459 INFO L276 IsEmpty]: Start isEmpty. Operand 22830 states and 23941 transitions. [2020-12-01 14:55:22,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1080 [2020-12-01 14:55:22,476 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:55:22,477 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:55:22,677 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 14:55:22,678 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:55:22,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:55:22,678 INFO L82 PathProgramCache]: Analyzing trace with hash 1692667109, now seen corresponding path program 1 times [2020-12-01 14:55:22,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:55:22,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570661972] [2020-12-01 14:55:22,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:55:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:55:25,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2210 backedges. 1484 proven. 336 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-01 14:55:25,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570661972] [2020-12-01 14:55:25,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2066467536] [2020-12-01 14:55:25,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 14:55:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:55:25,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 1284 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-01 14:55:25,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-01 14:55:26,989 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 14:55:26,993 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 14:55:27,001 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 14:55:27,019 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-01 14:55:27,024 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-01 14:55:27,032 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 14:55:27,036 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 14:55:27,041 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 14:55:27,044 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 14:55:27,048 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 14:55:27,132 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:27,368 INFO L757 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:27,578 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-01 14:55:27,615 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:27,690 INFO L757 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:27,718 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-01 14:55:27,993 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:28,399 INFO L757 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:29,250 INFO L757 QuantifierPusher]: Run 30 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:30,133 INFO L757 QuantifierPusher]: Run 40 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:31,395 INFO L757 QuantifierPusher]: Run 50 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:32,912 INFO L757 QuantifierPusher]: Run 60 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:34,009 INFO L757 QuantifierPusher]: Run 70 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:34,727 INFO L757 QuantifierPusher]: Run 80 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:35,709 INFO L757 QuantifierPusher]: Run 90 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:36,703 INFO L757 QuantifierPusher]: Run 100 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:37,516 INFO L757 QuantifierPusher]: Run 110 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2020-12-01 14:55:37,560 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: variable got div captured [2020-12-01 14:55:37,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-12-01 14:55:37,560 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2020-12-01 14:55:37,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57365290] [2020-12-01 14:55:37,561 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 14:55:37,562 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:55:37,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 14:55:37,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-01 14:55:37,563 INFO L87 Difference]: Start difference. First operand 22830 states and 23941 transitions. Second operand 4 states. [2020-12-01 14:55:41,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:55:41,750 INFO L93 Difference]: Finished difference Result 49562 states and 51942 transitions. [2020-12-01 14:55:41,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 14:55:41,751 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1079 [2020-12-01 14:55:41,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:55:41,777 INFO L225 Difference]: With dead ends: 49562 [2020-12-01 14:55:41,777 INFO L226 Difference]: Without dead ends: 27033 [2020-12-01 14:55:41,788 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1036 GetRequests, 1033 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-01 14:55:41,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27033 states. [2020-12-01 14:55:42,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27033 to 24925. [2020-12-01 14:55:42,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24925 states. [2020-12-01 14:55:42,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24925 states to 24925 states and 26090 transitions. [2020-12-01 14:55:42,064 INFO L78 Accepts]: Start accepts. Automaton has 24925 states and 26090 transitions. Word has length 1079 [2020-12-01 14:55:42,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:55:42,065 INFO L481 AbstractCegarLoop]: Abstraction has 24925 states and 26090 transitions. [2020-12-01 14:55:42,065 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 14:55:42,065 INFO L276 IsEmpty]: Start isEmpty. Operand 24925 states and 26090 transitions. [2020-12-01 14:55:42,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1096 [2020-12-01 14:55:42,091 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:55:42,092 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 14:55:42,307 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-01 14:55:42,308 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:55:42,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:55:42,308 INFO L82 PathProgramCache]: Analyzing trace with hash -643796866, now seen corresponding path program 1 times [2020-12-01 14:55:42,308 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:55:42,308 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475162397] [2020-12-01 14:55:42,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:55:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:55:43,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1959 backedges. 1428 proven. 0 refuted. 0 times theorem prover too weak. 531 trivial. 0 not checked. [2020-12-01 14:55:43,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475162397] [2020-12-01 14:55:43,438 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:55:43,438 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:55:43,438 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623066374] [2020-12-01 14:55:43,439 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:55:43,439 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:55:43,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:55:43,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:55:43,440 INFO L87 Difference]: Start difference. First operand 24925 states and 26090 transitions. Second operand 3 states. [2020-12-01 14:55:45,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:55:45,938 INFO L93 Difference]: Finished difference Result 52254 states and 54687 transitions. [2020-12-01 14:55:45,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:55:45,940 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1095 [2020-12-01 14:55:45,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:55:45,968 INFO L225 Difference]: With dead ends: 52254 [2020-12-01 14:55:45,968 INFO L226 Difference]: Without dead ends: 27630 [2020-12-01 14:55:45,980 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 [2020-12-01 14:55:46,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27630 states. [2020-12-01 14:55:46,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27630 to 25823. [2020-12-01 14:55:46,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25823 states. [2020-12-01 14:55:46,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25823 states to 25823 states and 26871 transitions. [2020-12-01 14:55:46,271 INFO L78 Accepts]: Start accepts. Automaton has 25823 states and 26871 transitions. Word has length 1095 [2020-12-01 14:55:46,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:55:46,272 INFO L481 AbstractCegarLoop]: Abstraction has 25823 states and 26871 transitions. [2020-12-01 14:55:46,272 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:55:46,272 INFO L276 IsEmpty]: Start isEmpty. Operand 25823 states and 26871 transitions. [2020-12-01 14:55:46,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1097 [2020-12-01 14:55:46,303 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:55:46,304 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-01 14:55:46,304 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-01 14:55:46,304 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:55:46,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:55:46,305 INFO L82 PathProgramCache]: Analyzing trace with hash -405176088, now seen corresponding path program 1 times [2020-12-01 14:55:46,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:55:46,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66540958] [2020-12-01 14:55:46,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:55:46,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:55:48,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1909 backedges. 1402 proven. 0 refuted. 0 times theorem prover too weak. 507 trivial. 0 not checked. [2020-12-01 14:55:48,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66540958] [2020-12-01 14:55:48,386 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:55:48,387 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-01 14:55:48,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714949032] [2020-12-01 14:55:48,387 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-01 14:55:48,388 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:55:48,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-01 14:55:48,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-12-01 14:55:48,388 INFO L87 Difference]: Start difference. First operand 25823 states and 26871 transitions. Second operand 5 states. [2020-12-01 14:55:53,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:55:53,027 INFO L93 Difference]: Finished difference Result 55477 states and 57699 transitions. [2020-12-01 14:55:53,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-01 14:55:53,028 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 1096 [2020-12-01 14:55:53,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:55:53,058 INFO L225 Difference]: With dead ends: 55477 [2020-12-01 14:55:53,058 INFO L226 Difference]: Without dead ends: 29955 [2020-12-01 14:55:53,068 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-12-01 14:55:53,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29955 states. [2020-12-01 14:55:53,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29955 to 26123. [2020-12-01 14:55:53,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26123 states. [2020-12-01 14:55:53,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26123 states to 26123 states and 27180 transitions. [2020-12-01 14:55:53,384 INFO L78 Accepts]: Start accepts. Automaton has 26123 states and 27180 transitions. Word has length 1096 [2020-12-01 14:55:53,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:55:53,385 INFO L481 AbstractCegarLoop]: Abstraction has 26123 states and 27180 transitions. [2020-12-01 14:55:53,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-01 14:55:53,385 INFO L276 IsEmpty]: Start isEmpty. Operand 26123 states and 27180 transitions. [2020-12-01 14:55:53,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1121 [2020-12-01 14:55:53,405 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:55:53,406 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 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] [2020-12-01 14:55:53,406 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-01 14:55:53,406 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:55:53,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:55:53,407 INFO L82 PathProgramCache]: Analyzing trace with hash 1698729278, now seen corresponding path program 1 times [2020-12-01 14:55:53,407 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:55:53,407 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829266136] [2020-12-01 14:55:53,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:55:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:55:55,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2190 backedges. 992 proven. 0 refuted. 0 times theorem prover too weak. 1198 trivial. 0 not checked. [2020-12-01 14:55:55,019 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829266136] [2020-12-01 14:55:55,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:55:55,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-01 14:55:55,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808329226] [2020-12-01 14:55:55,020 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-01 14:55:55,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:55:55,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-01 14:55:55,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 14:55:55,021 INFO L87 Difference]: Start difference. First operand 26123 states and 27180 transitions. Second operand 4 states. [2020-12-01 14:55:58,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:55:58,852 INFO L93 Difference]: Finished difference Result 59152 states and 61573 transitions. [2020-12-01 14:55:58,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-01 14:55:58,853 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1120 [2020-12-01 14:55:58,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:55:58,881 INFO L225 Difference]: With dead ends: 59152 [2020-12-01 14:55:58,881 INFO L226 Difference]: Without dead ends: 33031 [2020-12-01 14:55:58,890 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-01 14:55:58,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33031 states. [2020-12-01 14:55:59,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33031 to 27923. [2020-12-01 14:55:59,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27923 states. [2020-12-01 14:55:59,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27923 states to 27923 states and 29154 transitions. [2020-12-01 14:55:59,195 INFO L78 Accepts]: Start accepts. Automaton has 27923 states and 29154 transitions. Word has length 1120 [2020-12-01 14:55:59,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:55:59,196 INFO L481 AbstractCegarLoop]: Abstraction has 27923 states and 29154 transitions. [2020-12-01 14:55:59,196 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-01 14:55:59,196 INFO L276 IsEmpty]: Start isEmpty. Operand 27923 states and 29154 transitions. [2020-12-01 14:55:59,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1273 [2020-12-01 14:55:59,224 INFO L414 BasicCegarLoop]: Found error trace [2020-12-01 14:55:59,225 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-01 14:55:59,225 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-01 14:55:59,225 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-01 14:55:59,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 14:55:59,226 INFO L82 PathProgramCache]: Analyzing trace with hash 778001994, now seen corresponding path program 1 times [2020-12-01 14:55:59,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-01 14:55:59,226 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403481861] [2020-12-01 14:55:59,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-01 14:55:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 14:56:00,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2702 backedges. 1577 proven. 0 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2020-12-01 14:56:00,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403481861] [2020-12-01 14:56:00,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-01 14:56:00,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-01 14:56:00,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100918186] [2020-12-01 14:56:00,552 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-01 14:56:00,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-01 14:56:00,552 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-01 14:56:00,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-01 14:56:00,553 INFO L87 Difference]: Start difference. First operand 27923 states and 29154 transitions. Second operand 3 states. [2020-12-01 14:56:02,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-01 14:56:02,644 INFO L93 Difference]: Finished difference Result 56737 states and 59210 transitions. [2020-12-01 14:56:02,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-01 14:56:02,645 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1272 [2020-12-01 14:56:02,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-01 14:56:02,646 INFO L225 Difference]: With dead ends: 56737 [2020-12-01 14:56:02,646 INFO L226 Difference]: Without dead ends: 0 [2020-12-01 14:56:02,660 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 [2020-12-01 14:56:02,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-01 14:56:02,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-01 14:56:02,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-01 14:56:02,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-01 14:56:02,660 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1272 [2020-12-01 14:56:02,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-01 14:56:02,661 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-01 14:56:02,661 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-01 14:56:02,661 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-01 14:56:02,661 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-01 14:56:02,661 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-01 14:56:02,663 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-01 14:56:06,123 WARN L197 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 1226 DAG size of output: 893 [2020-12-01 14:56:06,988 WARN L197 SmtUtils]: Spent 858.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 462 [2020-12-01 14:56:09,849 WARN L197 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 1219 DAG size of output: 886 [2020-12-01 14:56:17,863 WARN L197 SmtUtils]: Spent 8.00 s on a formula simplification. DAG size of input: 781 DAG size of output: 92 [2020-12-01 14:56:21,642 WARN L197 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 423 DAG size of output: 86 [2020-12-01 14:56:29,159 WARN L197 SmtUtils]: Spent 7.51 s on a formula simplification. DAG size of input: 774 DAG size of output: 92 [2020-12-01 14:56:29,164 INFO L262 CegarLoopResult]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,164 INFO L262 CegarLoopResult]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,174 INFO L262 CegarLoopResult]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,174 INFO L262 CegarLoopResult]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,174 INFO L262 CegarLoopResult]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,174 INFO L262 CegarLoopResult]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,174 INFO L262 CegarLoopResult]: For program point L896(lines 896 904) no Hoare annotation was computed. [2020-12-01 14:56:29,174 INFO L262 CegarLoopResult]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2020-12-01 14:56:29,174 INFO L262 CegarLoopResult]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,174 INFO L262 CegarLoopResult]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2020-12-01 14:56:29,175 INFO L262 CegarLoopResult]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,176 INFO L262 CegarLoopResult]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L652(lines 652 661) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,177 INFO L262 CegarLoopResult]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,178 INFO L262 CegarLoopResult]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,178 INFO L262 CegarLoopResult]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,178 INFO L262 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-12-01 14:56:29,178 INFO L262 CegarLoopResult]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,178 INFO L262 CegarLoopResult]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,178 INFO L262 CegarLoopResult]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,178 INFO L262 CegarLoopResult]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,178 INFO L262 CegarLoopResult]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,178 INFO L262 CegarLoopResult]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,179 INFO L262 CegarLoopResult]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2020-12-01 14:56:29,179 INFO L262 CegarLoopResult]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,179 INFO L262 CegarLoopResult]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2020-12-01 14:56:29,179 INFO L262 CegarLoopResult]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2020-12-01 14:56:29,179 INFO L262 CegarLoopResult]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2020-12-01 14:56:29,179 INFO L262 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-12-01 14:56:29,179 INFO L262 CegarLoopResult]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,179 INFO L262 CegarLoopResult]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,180 INFO L262 CegarLoopResult]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,180 INFO L262 CegarLoopResult]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,180 INFO L262 CegarLoopResult]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,180 INFO L262 CegarLoopResult]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,180 INFO L262 CegarLoopResult]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,180 INFO L262 CegarLoopResult]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,180 INFO L262 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-12-01 14:56:29,180 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-01 14:56:29,180 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-12-01 14:56:29,181 INFO L262 CegarLoopResult]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,181 INFO L262 CegarLoopResult]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,181 INFO L262 CegarLoopResult]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,181 INFO L262 CegarLoopResult]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,181 INFO L262 CegarLoopResult]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,181 INFO L262 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-12-01 14:56:29,181 INFO L262 CegarLoopResult]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,181 INFO L262 CegarLoopResult]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2020-12-01 14:56:29,181 INFO L262 CegarLoopResult]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2020-12-01 14:56:29,182 INFO L262 CegarLoopResult]: For program point L531(lines 531 538) no Hoare annotation was computed. [2020-12-01 14:56:29,182 INFO L262 CegarLoopResult]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2020-12-01 14:56:29,182 INFO L262 CegarLoopResult]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2020-12-01 14:56:29,182 INFO L262 CegarLoopResult]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2020-12-01 14:56:29,182 INFO L262 CegarLoopResult]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,182 INFO L262 CegarLoopResult]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,182 INFO L262 CegarLoopResult]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,182 INFO L262 CegarLoopResult]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,183 INFO L262 CegarLoopResult]: For program point L401(lines 401 412) no Hoare annotation was computed. [2020-12-01 14:56:29,183 INFO L262 CegarLoopResult]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2020-12-01 14:56:29,183 INFO L262 CegarLoopResult]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,183 INFO L262 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-12-01 14:56:29,183 INFO L262 CegarLoopResult]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,183 INFO L262 CegarLoopResult]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,183 INFO L262 CegarLoopResult]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,183 INFO L262 CegarLoopResult]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,183 INFO L262 CegarLoopResult]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,184 INFO L262 CegarLoopResult]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,184 INFO L262 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-12-01 14:56:29,184 INFO L262 CegarLoopResult]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,184 INFO L262 CegarLoopResult]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,184 INFO L262 CegarLoopResult]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,184 INFO L262 CegarLoopResult]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,184 INFO L262 CegarLoopResult]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,185 INFO L262 CegarLoopResult]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2020-12-01 14:56:29,185 INFO L262 CegarLoopResult]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2020-12-01 14:56:29,185 INFO L262 CegarLoopResult]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,185 INFO L262 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-12-01 14:56:29,185 INFO L262 CegarLoopResult]: For program point L804(lines 804 813) no Hoare annotation was computed. [2020-12-01 14:56:29,185 INFO L262 CegarLoopResult]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2020-12-01 14:56:29,185 INFO L262 CegarLoopResult]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,185 INFO L262 CegarLoopResult]: For program point L540(lines 540 551) no Hoare annotation was computed. [2020-12-01 14:56:29,185 INFO L262 CegarLoopResult]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2020-12-01 14:56:29,186 INFO L262 CegarLoopResult]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,186 INFO L262 CegarLoopResult]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,186 INFO L262 CegarLoopResult]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,186 INFO L262 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-12-01 14:56:29,186 INFO L262 CegarLoopResult]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,186 INFO L262 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-12-01 14:56:29,186 INFO L262 CegarLoopResult]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,186 INFO L262 CegarLoopResult]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,186 INFO L262 CegarLoopResult]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,187 INFO L262 CegarLoopResult]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,187 INFO L262 CegarLoopResult]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2020-12-01 14:56:29,187 INFO L262 CegarLoopResult]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2020-12-01 14:56:29,187 INFO L262 CegarLoopResult]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,187 INFO L262 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-12-01 14:56:29,187 INFO L262 CegarLoopResult]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,187 INFO L262 CegarLoopResult]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,187 INFO L262 CegarLoopResult]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,188 INFO L262 CegarLoopResult]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,188 INFO L262 CegarLoopResult]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,188 INFO L262 CegarLoopResult]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,188 INFO L262 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-12-01 14:56:29,188 INFO L262 CegarLoopResult]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,188 INFO L262 CegarLoopResult]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,188 INFO L262 CegarLoopResult]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,188 INFO L262 CegarLoopResult]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,188 INFO L262 CegarLoopResult]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,189 INFO L262 CegarLoopResult]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,189 INFO L262 CegarLoopResult]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,189 INFO L262 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-12-01 14:56:29,189 INFO L262 CegarLoopResult]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,189 INFO L262 CegarLoopResult]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,189 INFO L262 CegarLoopResult]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,189 INFO L262 CegarLoopResult]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,189 INFO L262 CegarLoopResult]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,189 INFO L262 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-12-01 14:56:29,190 INFO L262 CegarLoopResult]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,190 INFO L262 CegarLoopResult]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,190 INFO L262 CegarLoopResult]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,190 INFO L262 CegarLoopResult]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,190 INFO L262 CegarLoopResult]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,190 INFO L262 CegarLoopResult]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,190 INFO L262 CegarLoopResult]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,190 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-01 14:56:29,191 INFO L262 CegarLoopResult]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,191 INFO L262 CegarLoopResult]: For program point L557(lines 557 566) no Hoare annotation was computed. [2020-12-01 14:56:29,191 INFO L262 CegarLoopResult]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2020-12-01 14:56:29,191 INFO L262 CegarLoopResult]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,191 INFO L262 CegarLoopResult]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,191 INFO L262 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-12-01 14:56:29,191 INFO L262 CegarLoopResult]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,191 INFO L262 CegarLoopResult]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,191 INFO L262 CegarLoopResult]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,192 INFO L262 CegarLoopResult]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,192 INFO L262 CegarLoopResult]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,192 INFO L262 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-12-01 14:56:29,192 INFO L262 CegarLoopResult]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,192 INFO L262 CegarLoopResult]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,192 INFO L262 CegarLoopResult]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,192 INFO L262 CegarLoopResult]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,192 INFO L262 CegarLoopResult]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,192 INFO L262 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-12-01 14:56:29,193 INFO L262 CegarLoopResult]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,193 INFO L262 CegarLoopResult]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,193 INFO L262 CegarLoopResult]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,193 INFO L262 CegarLoopResult]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,193 INFO L262 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-12-01 14:56:29,193 INFO L262 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-12-01 14:56:29,193 INFO L262 CegarLoopResult]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,193 INFO L262 CegarLoopResult]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,193 INFO L262 CegarLoopResult]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,194 INFO L262 CegarLoopResult]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,194 INFO L262 CegarLoopResult]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,194 INFO L262 CegarLoopResult]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2020-12-01 14:56:29,194 INFO L262 CegarLoopResult]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2020-12-01 14:56:29,194 INFO L262 CegarLoopResult]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,194 INFO L262 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-12-01 14:56:29,194 INFO L262 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-12-01 14:56:29,194 INFO L262 CegarLoopResult]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,195 INFO L262 CegarLoopResult]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,195 INFO L262 CegarLoopResult]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,195 INFO L262 CegarLoopResult]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,195 INFO L262 CegarLoopResult]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,195 INFO L262 CegarLoopResult]: For program point L568(lines 568 578) no Hoare annotation was computed. [2020-12-01 14:56:29,195 INFO L262 CegarLoopResult]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2020-12-01 14:56:29,195 INFO L262 CegarLoopResult]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2020-12-01 14:56:29,195 INFO L262 CegarLoopResult]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2020-12-01 14:56:29,195 INFO L262 CegarLoopResult]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,196 INFO L262 CegarLoopResult]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,196 INFO L262 CegarLoopResult]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,196 INFO L262 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-01 14:56:29,196 INFO L262 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-12-01 14:56:29,196 INFO L262 CegarLoopResult]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,196 INFO L262 CegarLoopResult]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,196 INFO L262 CegarLoopResult]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,196 INFO L262 CegarLoopResult]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,196 INFO L262 CegarLoopResult]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,196 INFO L262 CegarLoopResult]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,197 INFO L262 CegarLoopResult]: For program point L704(lines 704 716) no Hoare annotation was computed. [2020-12-01 14:56:29,197 INFO L262 CegarLoopResult]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2020-12-01 14:56:29,197 INFO L262 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-12-01 14:56:29,197 INFO L262 CegarLoopResult]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,197 INFO L262 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-12-01 14:56:29,197 INFO L262 CegarLoopResult]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,197 INFO L262 CegarLoopResult]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,197 INFO L262 CegarLoopResult]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,197 INFO L262 CegarLoopResult]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,197 INFO L262 CegarLoopResult]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,197 INFO L262 CegarLoopResult]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,197 INFO L262 CegarLoopResult]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,198 INFO L262 CegarLoopResult]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,198 INFO L262 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-12-01 14:56:29,198 INFO L262 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-12-01 14:56:29,198 INFO L262 CegarLoopResult]: For program point L840(lines 840 849) no Hoare annotation was computed. [2020-12-01 14:56:29,198 INFO L262 CegarLoopResult]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2020-12-01 14:56:29,198 INFO L262 CegarLoopResult]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,198 INFO L262 CegarLoopResult]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,199 INFO L262 CegarLoopResult]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,199 INFO L262 CegarLoopResult]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,199 INFO L258 CegarLoopResult]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse17 (+ ~a0~0 147)) (.cse15 (= ~a2~0 4))) (let ((.cse6 (not .cse15)) (.cse11 (= 3 ~a2~0)) (.cse2 (<= (+ ~a0~0 104) 0)) (.cse13 (<= (+ ~a4~0 89) 0)) (.cse14 (<= .cse17 0)) (.cse9 (<= 0 (+ ~a29~0 599999))) (.cse16 (<= (+ ~a29~0 127) 0)) (.cse3 (<= (+ ~a4~0 42) 0)) (.cse5 (<= (+ ~a29~0 18) 0)) (.cse7 (< 0 (+ ~a4~0 86))) (.cse12 (<= 0 (+ ~a29~0 142))) (.cse4 (<= (+ ~a0~0 61) 0)) (.cse0 (<= ~a2~0 2)) (.cse10 (<= 0 (+ ~a29~0 31))) (.cse1 (<= 2 ~a2~0)) (.cse8 (< 0 .cse17))) (or (and .cse0 (<= 44 ~a29~0) .cse1 .cse2) (and .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse1 .cse9 .cse2) (and .cse3 .cse10 .cse8 .cse1) (and .cse3 .cse4 .cse9 .cse11) (and .cse3 .cse4 .cse5 .cse8 .cse1 .cse12 .cse2) (and .cse4 .cse6 .cse13) (and .cse3 .cse6 .cse1 .cse12 .cse2) (and .cse3 .cse11 .cse2) (and .cse0 .cse1 .cse9 .cse13) (and .cse13 .cse2 (<= 220362 ~a29~0)) (and .cse3 .cse14 .cse0 .cse7 .cse1 .cse2) (and .cse5 .cse15 .cse9 .cse13) (and .cse3 (= ~a2~0 1)) (and .cse11 .cse9 .cse13) (and .cse3 .cse7 .cse1 .cse12 .cse2) (and .cse4 .cse13 .cse16) (and .cse3 .cse4 .cse14 .cse5 .cse7 .cse15 .cse9) (and .cse3 .cse0 .cse8 .cse1 .cse9 .cse16) (and .cse3 .cse4 .cse5 .cse7 .cse1 .cse12) (and .cse4 .cse0 .cse10 .cse1 .cse8 (<= ~a29~0 43))))) [2020-12-01 14:56:29,199 INFO L262 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-12-01 14:56:29,199 INFO L262 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-12-01 14:56:29,200 INFO L262 CegarLoopResult]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,200 INFO L262 CegarLoopResult]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,200 INFO L262 CegarLoopResult]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,200 INFO L262 CegarLoopResult]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,200 INFO L262 CegarLoopResult]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,200 INFO L262 CegarLoopResult]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,200 INFO L262 CegarLoopResult]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,200 INFO L262 CegarLoopResult]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2020-12-01 14:56:29,200 INFO L262 CegarLoopResult]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,201 INFO L262 CegarLoopResult]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2020-12-01 14:56:29,201 INFO L265 CegarLoopResult]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2020-12-01 14:56:29,201 INFO L262 CegarLoopResult]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,201 INFO L262 CegarLoopResult]: For program point L317(lines 317 329) no Hoare annotation was computed. [2020-12-01 14:56:29,201 INFO L262 CegarLoopResult]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2020-12-01 14:56:29,201 INFO L262 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-12-01 14:56:29,201 INFO L262 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-12-01 14:56:29,201 INFO L262 CegarLoopResult]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L585(lines 585 596) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,202 INFO L262 CegarLoopResult]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L258 CegarLoopResult]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse17 (+ ~a0~0 147)) (.cse13 (= ~a2~0 4))) (let ((.cse1 (<= 0 (+ ~a29~0 31))) (.cse10 (not .cse13)) (.cse7 (= 3 ~a2~0)) (.cse8 (<= (+ ~a4~0 89) 0)) (.cse4 (<= ~a2~0 2)) (.cse16 (<= (+ ~a29~0 127) 0)) (.cse2 (< 0 .cse17)) (.cse11 (<= 0 (+ ~a29~0 142))) (.cse5 (<= (+ ~a0~0 104) 0)) (.cse0 (<= (+ ~a4~0 42) 0)) (.cse9 (<= (+ ~a0~0 61) 0)) (.cse14 (<= .cse17 0)) (.cse12 (<= (+ ~a29~0 18) 0)) (.cse15 (< 0 (+ ~a4~0 86))) (.cse3 (<= 2 ~a2~0)) (.cse6 (<= 0 (+ ~a29~0 599999)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 44 ~a29~0) .cse3 .cse5) (and .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse8) (and .cse0 .cse10 .cse3 .cse11 .cse5) (and .cse4 .cse3 .cse6 .cse8) (and .cse0 .cse7 .cse5) (and .cse8 .cse5 (<= 220362 ~a29~0)) (and .cse9 .cse4 .cse1 .cse2 .cse3 (<= ~a29~0 43)) (and .cse12 .cse13 .cse6 .cse8) (and .cse0 (= ~a2~0 1)) (and .cse0 .cse14 .cse15 .cse3 (<= ~a2~0 3)) (and .cse0 .cse15 .cse3 .cse11 .cse5) (and .cse0 .cse9 .cse10 .cse12 .cse15 .cse3 .cse2 .cse6 .cse5) (and .cse0 .cse9 .cse7 .cse6) (and .cse9 .cse8 .cse16) (and .cse0 .cse4 .cse2 .cse3 .cse6 .cse16) (and .cse0 .cse9 .cse12 .cse15 .cse3 .cse11) (and .cse0 .cse9 .cse12 .cse2 .cse13 .cse11 .cse5) (and .cse0 .cse9 .cse14 .cse12 .cse15 .cse3 .cse6 (<= ~a2~0 4))))) [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L1781(line 1781) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,203 INFO L262 CegarLoopResult]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,204 INFO L262 CegarLoopResult]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,205 INFO L262 CegarLoopResult]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,206 INFO L262 CegarLoopResult]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,206 INFO L262 CegarLoopResult]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,206 INFO L262 CegarLoopResult]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,206 INFO L262 CegarLoopResult]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,206 INFO L262 CegarLoopResult]: For program point L605(lines 605 615) no Hoare annotation was computed. [2020-12-01 14:56:29,206 INFO L262 CegarLoopResult]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2020-12-01 14:56:29,206 INFO L262 CegarLoopResult]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,206 INFO L262 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-12-01 14:56:29,206 INFO L262 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-12-01 14:56:29,207 INFO L262 CegarLoopResult]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,207 INFO L262 CegarLoopResult]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,207 INFO L262 CegarLoopResult]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,207 INFO L262 CegarLoopResult]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,207 INFO L262 CegarLoopResult]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,207 INFO L262 CegarLoopResult]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,207 INFO L258 CegarLoopResult]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse17 (+ ~a0~0 147)) (.cse13 (= ~a2~0 4))) (let ((.cse1 (<= 0 (+ ~a29~0 31))) (.cse10 (not .cse13)) (.cse7 (= 3 ~a2~0)) (.cse8 (<= (+ ~a4~0 89) 0)) (.cse4 (<= ~a2~0 2)) (.cse16 (<= (+ ~a29~0 127) 0)) (.cse2 (< 0 .cse17)) (.cse11 (<= 0 (+ ~a29~0 142))) (.cse5 (<= (+ ~a0~0 104) 0)) (.cse0 (<= (+ ~a4~0 42) 0)) (.cse9 (<= (+ ~a0~0 61) 0)) (.cse14 (<= .cse17 0)) (.cse12 (<= (+ ~a29~0 18) 0)) (.cse15 (< 0 (+ ~a4~0 86))) (.cse3 (<= 2 ~a2~0)) (.cse6 (<= 0 (+ ~a29~0 599999)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (<= 44 ~a29~0) .cse3 .cse5) (and .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse8) (and .cse0 .cse10 .cse3 .cse11 .cse5) (and .cse4 .cse3 .cse6 .cse8) (and .cse0 .cse7 .cse5) (and .cse8 .cse5 (<= 220362 ~a29~0)) (and .cse9 .cse4 .cse1 .cse2 .cse3 (<= ~a29~0 43)) (and .cse12 .cse13 .cse6 .cse8) (and .cse0 (= ~a2~0 1)) (and .cse0 .cse14 .cse15 .cse3 (<= ~a2~0 3)) (and .cse0 .cse15 .cse3 .cse11 .cse5) (and .cse0 .cse9 .cse10 .cse12 .cse15 .cse3 .cse2 .cse6 .cse5) (and .cse0 .cse9 .cse7 .cse6) (and .cse9 .cse8 .cse16) (and .cse0 .cse4 .cse2 .cse3 .cse6 .cse16) (and .cse0 .cse9 .cse12 .cse15 .cse3 .cse11) (and .cse0 .cse9 .cse12 .cse2 .cse13 .cse11 .cse5) (and .cse0 .cse9 .cse14 .cse12 .cse15 .cse3 .cse6 (<= ~a2~0 4))))) [2020-12-01 14:56:29,208 INFO L262 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-01 14:56:29,208 INFO L262 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-12-01 14:56:29,208 INFO L262 CegarLoopResult]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,208 INFO L262 CegarLoopResult]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,208 INFO L262 CegarLoopResult]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,208 INFO L262 CegarLoopResult]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,208 INFO L262 CegarLoopResult]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,208 INFO L262 CegarLoopResult]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,209 INFO L262 CegarLoopResult]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,209 INFO L262 CegarLoopResult]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,209 INFO L262 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-12-01 14:56:29,209 INFO L262 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-12-01 14:56:29,209 INFO L262 CegarLoopResult]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,209 INFO L262 CegarLoopResult]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2020-12-01 14:56:29,209 INFO L262 CegarLoopResult]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2020-12-01 14:56:29,209 INFO L262 CegarLoopResult]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,209 INFO L262 CegarLoopResult]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,210 INFO L262 CegarLoopResult]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,210 INFO L262 CegarLoopResult]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,210 INFO L262 CegarLoopResult]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,210 INFO L262 CegarLoopResult]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,210 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-01 14:56:29,210 INFO L262 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-12-01 14:56:29,210 INFO L262 CegarLoopResult]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,210 INFO L262 CegarLoopResult]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,210 INFO L262 CegarLoopResult]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,211 INFO L262 CegarLoopResult]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,211 INFO L262 CegarLoopResult]: For program point L352(lines 352 359) no Hoare annotation was computed. [2020-12-01 14:56:29,211 INFO L262 CegarLoopResult]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2020-12-01 14:56:29,211 INFO L262 CegarLoopResult]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2020-12-01 14:56:29,211 INFO L262 CegarLoopResult]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,211 INFO L262 CegarLoopResult]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2020-12-01 14:56:29,211 INFO L262 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-12-01 14:56:29,211 INFO L262 CegarLoopResult]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,211 INFO L262 CegarLoopResult]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,212 INFO L262 CegarLoopResult]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,212 INFO L262 CegarLoopResult]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,212 INFO L262 CegarLoopResult]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,212 INFO L262 CegarLoopResult]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,212 INFO L262 CegarLoopResult]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,212 INFO L262 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-12-01 14:56:29,212 INFO L262 CegarLoopResult]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,212 INFO L262 CegarLoopResult]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,212 INFO L262 CegarLoopResult]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,213 INFO L262 CegarLoopResult]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,213 INFO L262 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-12-01 14:56:29,213 INFO L262 CegarLoopResult]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,213 INFO L262 CegarLoopResult]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,213 INFO L262 CegarLoopResult]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2020-12-01 14:56:29,213 INFO L262 CegarLoopResult]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,213 INFO L262 CegarLoopResult]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,213 INFO L262 CegarLoopResult]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,213 INFO L262 CegarLoopResult]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,214 INFO L262 CegarLoopResult]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,214 INFO L262 CegarLoopResult]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,214 INFO L262 CegarLoopResult]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,214 INFO L262 CegarLoopResult]: For program point L230(lines 230 238) no Hoare annotation was computed. [2020-12-01 14:56:29,214 INFO L262 CegarLoopResult]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2020-12-01 14:56:29,214 INFO L262 CegarLoopResult]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,214 INFO L262 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-12-01 14:56:29,214 INFO L262 CegarLoopResult]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,214 INFO L262 CegarLoopResult]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2020-12-01 14:56:29,215 INFO L262 CegarLoopResult]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,215 INFO L262 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-12-01 14:56:29,215 INFO L262 CegarLoopResult]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2020-12-01 14:56:29,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 02:56:29 BoogieIcfgContainer [2020-12-01 14:56:29,252 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-01 14:56:29,252 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 14:56:29,252 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 14:56:29,253 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 14:56:29,253 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:53:43" (3/4) ... [2020-12-01 14:56:29,256 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-01 14:56:29,297 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-12-01 14:56:29,300 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-01 14:56:29,304 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 14:56:29,307 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-01 14:56:29,535 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6535c320-4be2-4dc3-ba59-4b095c4c8cec/bin/uautomizer/witness.graphml [2020-12-01 14:56:29,536 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 14:56:29,537 INFO L168 Benchmark]: Toolchain (without parser) took 172380.93 ms. Allocated memory was 113.2 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 73.3 MB in the beginning and 2.2 GB in the end (delta: -2.2 GB). Peak memory consumption was 769.0 MB. Max. memory is 16.1 GB. [2020-12-01 14:56:29,537 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 113.2 MB. Free memory was 86.8 MB in the beginning and 86.8 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 14:56:29,537 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1311.39 ms. Allocated memory was 113.2 MB in the beginning and 144.7 MB in the end (delta: 31.5 MB). Free memory was 73.1 MB in the beginning and 82.9 MB in the end (delta: -9.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 16.1 GB. [2020-12-01 14:56:29,538 INFO L168 Benchmark]: Boogie Procedure Inliner took 265.54 ms. Allocated memory is still 144.7 MB. Free memory was 82.9 MB in the beginning and 77.6 MB in the end (delta: 5.3 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2020-12-01 14:56:29,538 INFO L168 Benchmark]: Boogie Preprocessor took 254.54 ms. Allocated memory is still 144.7 MB. Free memory was 77.6 MB in the beginning and 78.7 MB in the end (delta: -1.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB. [2020-12-01 14:56:29,538 INFO L168 Benchmark]: RCFGBuilder took 4070.93 ms. Allocated memory was 144.7 MB in the beginning and 276.8 MB in the end (delta: 132.1 MB). Free memory was 78.7 MB in the beginning and 140.8 MB in the end (delta: -62.1 MB). Peak memory consumption was 110.5 MB. Max. memory is 16.1 GB. [2020-12-01 14:56:29,539 INFO L168 Benchmark]: TraceAbstraction took 166185.96 ms. Allocated memory was 276.8 MB in the beginning and 3.1 GB in the end (delta: 2.8 GB). Free memory was 140.8 MB in the beginning and 2.3 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.1 GB. [2020-12-01 14:56:29,539 INFO L168 Benchmark]: Witness Printer took 283.37 ms. Allocated memory is still 3.1 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 41.9 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-12-01 14:56:29,541 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 113.2 MB. Free memory was 86.8 MB in the beginning and 86.8 MB in the end (delta: 28.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1311.39 ms. Allocated memory was 113.2 MB in the beginning and 144.7 MB in the end (delta: 31.5 MB). Free memory was 73.1 MB in the beginning and 82.9 MB in the end (delta: -9.8 MB). Peak memory consumption was 22.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 265.54 ms. Allocated memory is still 144.7 MB. Free memory was 82.9 MB in the beginning and 77.6 MB in the end (delta: 5.3 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 254.54 ms. Allocated memory is still 144.7 MB. Free memory was 77.6 MB in the beginning and 78.7 MB in the end (delta: -1.2 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4070.93 ms. Allocated memory was 144.7 MB in the beginning and 276.8 MB in the end (delta: 132.1 MB). Free memory was 78.7 MB in the beginning and 140.8 MB in the end (delta: -62.1 MB). Peak memory consumption was 110.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 166185.96 ms. Allocated memory was 276.8 MB in the beginning and 3.1 GB in the end (delta: 2.8 GB). Free memory was 140.8 MB in the beginning and 2.3 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.1 GB. * Witness Printer took 283.37 ms. Allocated memory is still 3.1 GB. Free memory was 2.3 GB in the beginning and 2.2 GB in the end (delta: 41.9 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: (((((((((((((((((((((a4 + 42 <= 0 && 0 <= a29 + 31) && 0 < a0 + 147) && 2 <= a2) || (((a2 <= 2 && 44 <= a29) && 2 <= a2) && a0 + 104 <= 0)) || ((0 <= a29 + 599999 && 3 == a2) && a4 + 89 <= 0)) || ((a0 + 61 <= 0 && !(a2 == 4)) && a4 + 89 <= 0)) || ((((a4 + 42 <= 0 && !(a2 == 4)) && 2 <= a2) && 0 <= a29 + 142) && a0 + 104 <= 0)) || (((a2 <= 2 && 2 <= a2) && 0 <= a29 + 599999) && a4 + 89 <= 0)) || ((a4 + 42 <= 0 && 3 == a2) && a0 + 104 <= 0)) || ((a4 + 89 <= 0 && a0 + 104 <= 0) && 220362 <= a29)) || (((((a0 + 61 <= 0 && a2 <= 2) && 0 <= a29 + 31) && 0 < a0 + 147) && 2 <= a2) && a29 <= 43)) || (((a29 + 18 <= 0 && a2 == 4) && 0 <= a29 + 599999) && a4 + 89 <= 0)) || (a4 + 42 <= 0 && a2 == 1)) || ((((a4 + 42 <= 0 && a0 + 147 <= 0) && 0 < a4 + 86) && 2 <= a2) && a2 <= 3)) || ((((a4 + 42 <= 0 && 0 < a4 + 86) && 2 <= a2) && 0 <= a29 + 142) && a0 + 104 <= 0)) || ((((((((a4 + 42 <= 0 && a0 + 61 <= 0) && !(a2 == 4)) && a29 + 18 <= 0) && 0 < a4 + 86) && 2 <= a2) && 0 < a0 + 147) && 0 <= a29 + 599999) && a0 + 104 <= 0)) || (((a4 + 42 <= 0 && a0 + 61 <= 0) && 3 == a2) && 0 <= a29 + 599999)) || ((a0 + 61 <= 0 && a4 + 89 <= 0) && a29 + 127 <= 0)) || (((((a4 + 42 <= 0 && a2 <= 2) && 0 < a0 + 147) && 2 <= a2) && 0 <= a29 + 599999) && a29 + 127 <= 0)) || (((((a4 + 42 <= 0 && a0 + 61 <= 0) && a29 + 18 <= 0) && 0 < a4 + 86) && 2 <= a2) && 0 <= a29 + 142)) || ((((((a4 + 42 <= 0 && a0 + 61 <= 0) && a29 + 18 <= 0) && 0 < a0 + 147) && a2 == 4) && 0 <= a29 + 142) && a0 + 104 <= 0)) || (((((((a4 + 42 <= 0 && a0 + 61 <= 0) && a0 + 147 <= 0) && a29 + 18 <= 0) && 0 < a4 + 86) && 2 <= a2) && 0 <= a29 + 599999) && a2 <= 4) - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: (((((((((((((((((((((a2 <= 2 && 44 <= a29) && 2 <= a2) && a0 + 104 <= 0) || ((((((((a4 + 42 <= 0 && a0 + 61 <= 0) && a29 + 18 <= 0) && !(a2 == 4)) && 0 < a4 + 86) && 0 < a0 + 147) && 2 <= a2) && 0 <= a29 + 599999) && a0 + 104 <= 0)) || (((a4 + 42 <= 0 && 0 <= a29 + 31) && 0 < a0 + 147) && 2 <= a2)) || (((a4 + 42 <= 0 && a0 + 61 <= 0) && 0 <= a29 + 599999) && 3 == a2)) || ((((((a4 + 42 <= 0 && a0 + 61 <= 0) && a29 + 18 <= 0) && 0 < a0 + 147) && 2 <= a2) && 0 <= a29 + 142) && a0 + 104 <= 0)) || ((a0 + 61 <= 0 && !(a2 == 4)) && a4 + 89 <= 0)) || ((((a4 + 42 <= 0 && !(a2 == 4)) && 2 <= a2) && 0 <= a29 + 142) && a0 + 104 <= 0)) || ((a4 + 42 <= 0 && 3 == a2) && a0 + 104 <= 0)) || (((a2 <= 2 && 2 <= a2) && 0 <= a29 + 599999) && a4 + 89 <= 0)) || ((a4 + 89 <= 0 && a0 + 104 <= 0) && 220362 <= a29)) || (((((a4 + 42 <= 0 && a0 + 147 <= 0) && a2 <= 2) && 0 < a4 + 86) && 2 <= a2) && a0 + 104 <= 0)) || (((a29 + 18 <= 0 && a2 == 4) && 0 <= a29 + 599999) && a4 + 89 <= 0)) || (a4 + 42 <= 0 && a2 == 1)) || ((3 == a2 && 0 <= a29 + 599999) && a4 + 89 <= 0)) || ((((a4 + 42 <= 0 && 0 < a4 + 86) && 2 <= a2) && 0 <= a29 + 142) && a0 + 104 <= 0)) || ((a0 + 61 <= 0 && a4 + 89 <= 0) && a29 + 127 <= 0)) || ((((((a4 + 42 <= 0 && a0 + 61 <= 0) && a0 + 147 <= 0) && a29 + 18 <= 0) && 0 < a4 + 86) && a2 == 4) && 0 <= a29 + 599999)) || (((((a4 + 42 <= 0 && a2 <= 2) && 0 < a0 + 147) && 2 <= a2) && 0 <= a29 + 599999) && a29 + 127 <= 0)) || (((((a4 + 42 <= 0 && a0 + 61 <= 0) && a29 + 18 <= 0) && 0 < a4 + 86) && 2 <= a2) && 0 <= a29 + 142)) || (((((a0 + 61 <= 0 && a2 <= 2) && 0 <= a29 + 31) && 2 <= a2) && 0 < a0 + 147) && a29 <= 43) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((((((((((((((((((a4 + 42 <= 0 && 0 <= a29 + 31) && 0 < a0 + 147) && 2 <= a2) || (((a2 <= 2 && 44 <= a29) && 2 <= a2) && a0 + 104 <= 0)) || ((0 <= a29 + 599999 && 3 == a2) && a4 + 89 <= 0)) || ((a0 + 61 <= 0 && !(a2 == 4)) && a4 + 89 <= 0)) || ((((a4 + 42 <= 0 && !(a2 == 4)) && 2 <= a2) && 0 <= a29 + 142) && a0 + 104 <= 0)) || (((a2 <= 2 && 2 <= a2) && 0 <= a29 + 599999) && a4 + 89 <= 0)) || ((a4 + 42 <= 0 && 3 == a2) && a0 + 104 <= 0)) || ((a4 + 89 <= 0 && a0 + 104 <= 0) && 220362 <= a29)) || (((((a0 + 61 <= 0 && a2 <= 2) && 0 <= a29 + 31) && 0 < a0 + 147) && 2 <= a2) && a29 <= 43)) || (((a29 + 18 <= 0 && a2 == 4) && 0 <= a29 + 599999) && a4 + 89 <= 0)) || (a4 + 42 <= 0 && a2 == 1)) || ((((a4 + 42 <= 0 && a0 + 147 <= 0) && 0 < a4 + 86) && 2 <= a2) && a2 <= 3)) || ((((a4 + 42 <= 0 && 0 < a4 + 86) && 2 <= a2) && 0 <= a29 + 142) && a0 + 104 <= 0)) || ((((((((a4 + 42 <= 0 && a0 + 61 <= 0) && !(a2 == 4)) && a29 + 18 <= 0) && 0 < a4 + 86) && 2 <= a2) && 0 < a0 + 147) && 0 <= a29 + 599999) && a0 + 104 <= 0)) || (((a4 + 42 <= 0 && a0 + 61 <= 0) && 3 == a2) && 0 <= a29 + 599999)) || ((a0 + 61 <= 0 && a4 + 89 <= 0) && a29 + 127 <= 0)) || (((((a4 + 42 <= 0 && a2 <= 2) && 0 < a0 + 147) && 2 <= a2) && 0 <= a29 + 599999) && a29 + 127 <= 0)) || (((((a4 + 42 <= 0 && a0 + 61 <= 0) && a29 + 18 <= 0) && 0 < a4 + 86) && 2 <= a2) && 0 <= a29 + 142)) || ((((((a4 + 42 <= 0 && a0 + 61 <= 0) && a29 + 18 <= 0) && 0 < a0 + 147) && a2 == 4) && 0 <= a29 + 142) && a0 + 104 <= 0)) || (((((((a4 + 42 <= 0 && a0 + 61 <= 0) && a0 + 147 <= 0) && a29 + 18 <= 0) && 0 < a4 + 86) && 2 <= a2) && 0 <= a29 + 599999) && a2 <= 4) - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 425 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 139.4s, OverallIterations: 24, TraceHistogramMax: 7, AutomataDifference: 86.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 26.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6180 SDtfs, 14903 SDslu, 1399 SDs, 0 SdLazy, 40124 SolverSat, 6273 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 55.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4888 GetRequests, 4806 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27923occurred in iteration=23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.2s AutomataMinimizationTime, 24 MinimizatonAttempts, 45033 StatesRemovedByMinimization, 22 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 349 NumberOfFragments, 1311 HoareAnnotationTreeSize, 4 FomulaSimplifications, 2549543 FormulaSimplificationTreeSizeReduction, 7.1s HoareSimplificationTime, 4 FomulaSimplificationsInter, 761224 FormulaSimplificationTreeSizeReductionInter, 19.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 13.4s InterpolantComputationTime, 19547 NumberOfCodeBlocks, 19547 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 19517 ConstructedInterpolants, 0 QuantifiedInterpolants, 56729970 SizeOfPredicates, 3 NumberOfNonLiveVariables, 4562 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 30 InterpolantComputations, 20 PerfectInterpolantSequences, 24681/26635 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...