./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label39.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label39.c -s /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/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 13f3de8a203c4aa7e6f687d2455e368968fa6d40 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:55:06,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:55:06,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:55:06,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:55:06,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:55:06,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:55:06,756 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:55:06,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:55:06,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:55:06,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:55:06,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:55:06,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:55:06,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:55:06,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:55:06,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:55:06,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:55:06,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:55:06,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:55:06,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:55:06,788 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:55:06,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:55:06,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:55:06,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:55:06,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:55:06,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:55:06,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:55:06,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:55:06,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:55:06,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:55:06,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:55:06,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:55:06,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:55:06,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:55:06,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:55:06,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:55:06,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:55:06,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:55:06,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:55:06,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:55:06,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:55:06,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:55:06,822 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 18:55:06,879 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:55:06,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:55:06,880 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:55:06,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:55:06,882 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:55:06,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:55:06,883 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:55:06,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:55:06,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:55:06,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:55:06,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:55:06,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:55:06,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:55:06,885 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:55:06,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:55:06,886 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:55:06,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:55:06,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:55:06,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:55:06,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:55:06,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:55:06,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:55:06,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:55:06,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:55:06,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:55:06,888 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 18:55:06,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:55:06,889 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:55:06,889 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:55:06,889 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_13caca6a-3b30-47a3-a957-5632bb3b6a0f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13f3de8a203c4aa7e6f687d2455e368968fa6d40 [2020-11-29 18:55:07,137 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:55:07,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:55:07,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:55:07,167 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:55:07,168 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:55:07,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2020-11-29 18:55:07,245 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/data/ed357ed05/da02eec03b0d411fa5e268f1d1eba837/FLAGb5d93c42e [2020-11-29 18:55:07,864 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:55:07,864 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2020-11-29 18:55:07,881 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/data/ed357ed05/da02eec03b0d411fa5e268f1d1eba837/FLAGb5d93c42e [2020-11-29 18:55:08,038 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/data/ed357ed05/da02eec03b0d411fa5e268f1d1eba837 [2020-11-29 18:55:08,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:55:08,044 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:55:08,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:55:08,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:55:08,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:55:08,054 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:55:08" (1/1) ... [2020-11-29 18:55:08,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5167a757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:08, skipping insertion in model container [2020-11-29 18:55:08,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:55:08" (1/1) ... [2020-11-29 18:55:08,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:55:08,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:55:08,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:55:08,832 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:55:09,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:55:09,123 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:55:09,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:09 WrapperNode [2020-11-29 18:55:09,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:55:09,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:55:09,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:55:09,128 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:55:09,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:09" (1/1) ... [2020-11-29 18:55:09,197 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:09" (1/1) ... [2020-11-29 18:55:09,345 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:55:09,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:55:09,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:55:09,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:55:09,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:09" (1/1) ... [2020-11-29 18:55:09,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:09" (1/1) ... [2020-11-29 18:55:09,375 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:09" (1/1) ... [2020-11-29 18:55:09,376 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:09" (1/1) ... [2020-11-29 18:55:09,432 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:09" (1/1) ... [2020-11-29 18:55:09,450 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:09" (1/1) ... [2020-11-29 18:55:09,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:09" (1/1) ... [2020-11-29 18:55:09,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:55:09,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:55:09,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:55:09,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:55:09,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:55:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 18:55:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:55:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:55:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:55:12,162 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:55:12,163 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-11-29 18:55:12,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:55:12 BoogieIcfgContainer [2020-11-29 18:55:12,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 18:55:12,169 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 18:55:12,170 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 18:55:12,173 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 18:55:12,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:55:08" (1/3) ... [2020-11-29 18:55:12,174 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bdc3f14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:55:12, skipping insertion in model container [2020-11-29 18:55:12,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:55:09" (2/3) ... [2020-11-29 18:55:12,174 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bdc3f14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:55:12, skipping insertion in model container [2020-11-29 18:55:12,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:55:12" (3/3) ... [2020-11-29 18:55:12,176 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label39.c [2020-11-29 18:55:12,186 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 18:55:12,191 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 18:55:12,202 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 18:55:12,242 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 18:55:12,242 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 18:55:12,242 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 18:55:12,242 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 18:55:12,242 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 18:55:12,243 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 18:55:12,243 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 18:55:12,243 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 18:55:12,272 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-11-29 18:55:12,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-29 18:55:12,281 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:55:12,282 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:55:12,282 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:55:12,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:55:12,289 INFO L82 PathProgramCache]: Analyzing trace with hash 301649817, now seen corresponding path program 1 times [2020-11-29 18:55:12,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:55:12,297 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073348823] [2020-11-29 18:55:12,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:55:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:12,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:55:12,635 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073348823] [2020-11-29 18:55:12,636 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:55:12,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 18:55:12,637 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402990848] [2020-11-29 18:55:12,641 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:55:12,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:55:12,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:55:12,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:12,658 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-11-29 18:55:15,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:55:15,119 INFO L93 Difference]: Finished difference Result 1138 states and 2119 transitions. [2020-11-29 18:55:15,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:55:15,121 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2020-11-29 18:55:15,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:55:15,140 INFO L225 Difference]: With dead ends: 1138 [2020-11-29 18:55:15,140 INFO L226 Difference]: Without dead ends: 662 [2020-11-29 18:55:15,145 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:15,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-11-29 18:55:15,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-11-29 18:55:15,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-11-29 18:55:15,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1166 transitions. [2020-11-29 18:55:15,243 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1166 transitions. Word has length 49 [2020-11-29 18:55:15,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:55:15,243 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1166 transitions. [2020-11-29 18:55:15,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:55:15,243 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1166 transitions. [2020-11-29 18:55:15,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-11-29 18:55:15,248 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:55:15,249 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:55:15,249 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 18:55:15,249 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:55:15,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:55:15,250 INFO L82 PathProgramCache]: Analyzing trace with hash -1597328684, now seen corresponding path program 1 times [2020-11-29 18:55:15,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:55:15,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76155296] [2020-11-29 18:55:15,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:55:15,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:15,374 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:55:15,374 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76155296] [2020-11-29 18:55:15,374 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:55:15,375 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 18:55:15,375 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373916174] [2020-11-29 18:55:15,406 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:55:15,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:55:15,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:55:15,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:15,408 INFO L87 Difference]: Start difference. First operand 662 states and 1166 transitions. Second operand 3 states. [2020-11-29 18:55:17,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:55:17,337 INFO L93 Difference]: Finished difference Result 1980 states and 3493 transitions. [2020-11-29 18:55:17,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:55:17,349 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 114 [2020-11-29 18:55:17,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:55:17,358 INFO L225 Difference]: With dead ends: 1980 [2020-11-29 18:55:17,358 INFO L226 Difference]: Without dead ends: 1320 [2020-11-29 18:55:17,363 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:17,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-11-29 18:55:17,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2020-11-29 18:55:17,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2020-11-29 18:55:17,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2197 transitions. [2020-11-29 18:55:17,437 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2197 transitions. Word has length 114 [2020-11-29 18:55:17,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:55:17,439 INFO L481 AbstractCegarLoop]: Abstraction has 1320 states and 2197 transitions. [2020-11-29 18:55:17,440 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:55:17,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2197 transitions. [2020-11-29 18:55:17,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-11-29 18:55:17,451 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:55:17,451 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:55:17,453 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 18:55:17,453 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:55:17,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:55:17,455 INFO L82 PathProgramCache]: Analyzing trace with hash -936071428, now seen corresponding path program 1 times [2020-11-29 18:55:17,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:55:17,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664879738] [2020-11-29 18:55:17,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:55:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:17,737 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:55:17,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664879738] [2020-11-29 18:55:17,738 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:55:17,738 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:55:17,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990002774] [2020-11-29 18:55:17,739 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 18:55:17,739 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:55:17,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 18:55:17,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 18:55:17,740 INFO L87 Difference]: Start difference. First operand 1320 states and 2197 transitions. Second operand 4 states. [2020-11-29 18:55:21,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:55:21,001 INFO L93 Difference]: Finished difference Result 3625 states and 5926 transitions. [2020-11-29 18:55:21,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 18:55:21,002 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 117 [2020-11-29 18:55:21,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:55:21,016 INFO L225 Difference]: With dead ends: 3625 [2020-11-29 18:55:21,016 INFO L226 Difference]: Without dead ends: 2307 [2020-11-29 18:55:21,019 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:55:21,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2020-11-29 18:55:21,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2020-11-29 18:55:21,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2307 states. [2020-11-29 18:55:21,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3465 transitions. [2020-11-29 18:55:21,086 INFO L78 Accepts]: Start accepts. Automaton has 2307 states and 3465 transitions. Word has length 117 [2020-11-29 18:55:21,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:55:21,088 INFO L481 AbstractCegarLoop]: Abstraction has 2307 states and 3465 transitions. [2020-11-29 18:55:21,088 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 18:55:21,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 3465 transitions. [2020-11-29 18:55:21,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-11-29 18:55:21,094 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:55:21,094 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 18:55:21,095 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 18:55:21,095 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:55:21,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:55:21,096 INFO L82 PathProgramCache]: Analyzing trace with hash 2087554514, now seen corresponding path program 1 times [2020-11-29 18:55:21,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:55:21,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292714485] [2020-11-29 18:55:21,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:55:21,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:21,319 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 18:55:21,319 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292714485] [2020-11-29 18:55:21,319 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:55:21,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:55:21,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205395788] [2020-11-29 18:55:21,320 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:55:21,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:55:21,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:55:21,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:21,323 INFO L87 Difference]: Start difference. First operand 2307 states and 3465 transitions. Second operand 3 states. [2020-11-29 18:55:23,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:55:23,019 INFO L93 Difference]: Finished difference Result 4941 states and 7575 transitions. [2020-11-29 18:55:23,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:55:23,025 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 233 [2020-11-29 18:55:23,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:55:23,040 INFO L225 Difference]: With dead ends: 4941 [2020-11-29 18:55:23,040 INFO L226 Difference]: Without dead ends: 2965 [2020-11-29 18:55:23,043 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:23,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2020-11-29 18:55:23,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2965. [2020-11-29 18:55:23,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2020-11-29 18:55:23,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 4243 transitions. [2020-11-29 18:55:23,151 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 4243 transitions. Word has length 233 [2020-11-29 18:55:23,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:55:23,153 INFO L481 AbstractCegarLoop]: Abstraction has 2965 states and 4243 transitions. [2020-11-29 18:55:23,153 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:55:23,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 4243 transitions. [2020-11-29 18:55:23,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2020-11-29 18:55:23,162 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:55:23,163 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:55:23,163 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 18:55:23,163 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:55:23,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:55:23,164 INFO L82 PathProgramCache]: Analyzing trace with hash -29799186, now seen corresponding path program 1 times [2020-11-29 18:55:23,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:55:23,165 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162617087] [2020-11-29 18:55:23,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:55:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:23,458 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2020-11-29 18:55:23,458 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162617087] [2020-11-29 18:55:23,459 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:55:23,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 18:55:23,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410468647] [2020-11-29 18:55:23,459 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:55:23,460 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:55:23,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:55:23,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:23,460 INFO L87 Difference]: Start difference. First operand 2965 states and 4243 transitions. Second operand 3 states. [2020-11-29 18:55:25,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:55:25,611 INFO L93 Difference]: Finished difference Result 8231 states and 12054 transitions. [2020-11-29 18:55:25,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:55:25,612 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 327 [2020-11-29 18:55:25,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:55:25,642 INFO L225 Difference]: With dead ends: 8231 [2020-11-29 18:55:25,643 INFO L226 Difference]: Without dead ends: 5597 [2020-11-29 18:55:25,647 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:25,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2020-11-29 18:55:25,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2020-11-29 18:55:25,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5597 states. [2020-11-29 18:55:25,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 7260 transitions. [2020-11-29 18:55:25,770 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 7260 transitions. Word has length 327 [2020-11-29 18:55:25,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:55:25,771 INFO L481 AbstractCegarLoop]: Abstraction has 5597 states and 7260 transitions. [2020-11-29 18:55:25,771 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:55:25,771 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 7260 transitions. [2020-11-29 18:55:25,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2020-11-29 18:55:25,781 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:55:25,781 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-11-29 18:55:25,781 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 18:55:25,782 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:55:25,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:55:25,782 INFO L82 PathProgramCache]: Analyzing trace with hash -1842057504, now seen corresponding path program 1 times [2020-11-29 18:55:25,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:55:25,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892023866] [2020-11-29 18:55:25,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:55:25,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:26,383 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 93 proven. 21 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 18:55:26,385 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892023866] [2020-11-29 18:55:26,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678529235] [2020-11-29 18:55:26,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:55:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:26,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 18:55:26,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:55:26,933 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-11-29 18:55:26,933 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 18:55:26,933 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-11-29 18:55:26,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745011789] [2020-11-29 18:55:26,934 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:55:26,934 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:55:26,935 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:55:26,935 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:55:26,935 INFO L87 Difference]: Start difference. First operand 5597 states and 7260 transitions. Second operand 3 states. [2020-11-29 18:55:29,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:55:29,062 INFO L93 Difference]: Finished difference Result 14153 states and 18434 transitions. [2020-11-29 18:55:29,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:55:29,080 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 381 [2020-11-29 18:55:29,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:55:29,119 INFO L225 Difference]: With dead ends: 14153 [2020-11-29 18:55:29,119 INFO L226 Difference]: Without dead ends: 7571 [2020-11-29 18:55:29,128 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 383 GetRequests, 380 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:55:29,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2020-11-29 18:55:29,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 6913. [2020-11-29 18:55:29,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6913 states. [2020-11-29 18:55:29,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6913 states to 6913 states and 7414 transitions. [2020-11-29 18:55:29,291 INFO L78 Accepts]: Start accepts. Automaton has 6913 states and 7414 transitions. Word has length 381 [2020-11-29 18:55:29,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:55:29,291 INFO L481 AbstractCegarLoop]: Abstraction has 6913 states and 7414 transitions. [2020-11-29 18:55:29,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:55:29,292 INFO L276 IsEmpty]: Start isEmpty. Operand 6913 states and 7414 transitions. [2020-11-29 18:55:29,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 887 [2020-11-29 18:55:29,327 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:55:29,329 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:55:29,557 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-11-29 18:55:29,557 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:55:29,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:55:29,558 INFO L82 PathProgramCache]: Analyzing trace with hash -95129876, now seen corresponding path program 1 times [2020-11-29 18:55:29,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:55:29,558 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809696523] [2020-11-29 18:55:29,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:55:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:30,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1436 backedges. 1121 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2020-11-29 18:55:30,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809696523] [2020-11-29 18:55:30,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:55:30,420 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:55:30,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235293144] [2020-11-29 18:55:30,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:55:30,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:55:30,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:55:30,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:30,422 INFO L87 Difference]: Start difference. First operand 6913 states and 7414 transitions. Second operand 3 states. [2020-11-29 18:55:31,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:55:31,765 INFO L93 Difference]: Finished difference Result 16127 states and 17355 transitions. [2020-11-29 18:55:31,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:55:31,767 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 886 [2020-11-29 18:55:31,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:55:31,809 INFO L225 Difference]: With dead ends: 16127 [2020-11-29 18:55:31,809 INFO L226 Difference]: Without dead ends: 9545 [2020-11-29 18:55:31,823 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:31,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2020-11-29 18:55:31,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 8229. [2020-11-29 18:55:31,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8229 states. [2020-11-29 18:55:31,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 8229 states and 8758 transitions. [2020-11-29 18:55:31,994 INFO L78 Accepts]: Start accepts. Automaton has 8229 states and 8758 transitions. Word has length 886 [2020-11-29 18:55:31,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:55:31,995 INFO L481 AbstractCegarLoop]: Abstraction has 8229 states and 8758 transitions. [2020-11-29 18:55:31,995 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:55:31,995 INFO L276 IsEmpty]: Start isEmpty. Operand 8229 states and 8758 transitions. [2020-11-29 18:55:32,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 950 [2020-11-29 18:55:32,040 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:55:32,041 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 18:55:32,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-29 18:55:32,041 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:55:32,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:55:32,042 INFO L82 PathProgramCache]: Analyzing trace with hash 1159812004, now seen corresponding path program 1 times [2020-11-29 18:55:32,042 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:55:32,042 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145468332] [2020-11-29 18:55:32,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:55:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:32,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1591 backedges. 1116 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2020-11-29 18:55:32,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145468332] [2020-11-29 18:55:32,824 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:55:32,825 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:55:32,825 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109462259] [2020-11-29 18:55:32,826 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:55:32,826 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:55:32,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:55:32,827 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:32,827 INFO L87 Difference]: Start difference. First operand 8229 states and 8758 transitions. Second operand 3 states. [2020-11-29 18:55:34,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:55:34,031 INFO L93 Difference]: Finished difference Result 18759 states and 20024 transitions. [2020-11-29 18:55:34,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:55:34,032 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 949 [2020-11-29 18:55:34,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:55:34,049 INFO L225 Difference]: With dead ends: 18759 [2020-11-29 18:55:34,050 INFO L226 Difference]: Without dead ends: 10861 [2020-11-29 18:55:34,061 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:34,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10861 states. [2020-11-29 18:55:34,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10861 to 9545. [2020-11-29 18:55:34,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9545 states. [2020-11-29 18:55:34,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9545 states to 9545 states and 10012 transitions. [2020-11-29 18:55:34,201 INFO L78 Accepts]: Start accepts. Automaton has 9545 states and 10012 transitions. Word has length 949 [2020-11-29 18:55:34,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:55:34,203 INFO L481 AbstractCegarLoop]: Abstraction has 9545 states and 10012 transitions. [2020-11-29 18:55:34,203 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:55:34,203 INFO L276 IsEmpty]: Start isEmpty. Operand 9545 states and 10012 transitions. [2020-11-29 18:55:34,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1274 [2020-11-29 18:55:34,228 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:55:34,229 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-29 18:55:34,229 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 18:55:34,229 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:55:34,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:55:34,230 INFO L82 PathProgramCache]: Analyzing trace with hash -470662607, now seen corresponding path program 1 times [2020-11-29 18:55:34,230 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:55:34,231 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261355807] [2020-11-29 18:55:34,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:55:34,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:36,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2945 backedges. 1705 proven. 0 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2020-11-29 18:55:36,070 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261355807] [2020-11-29 18:55:36,070 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:55:36,070 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 18:55:36,071 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207233727] [2020-11-29 18:55:36,072 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:55:36,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:55:36,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:55:36,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:36,073 INFO L87 Difference]: Start difference. First operand 9545 states and 10012 transitions. Second operand 3 states. [2020-11-29 18:55:37,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:55:37,543 INFO L93 Difference]: Finished difference Result 19746 states and 20743 transitions. [2020-11-29 18:55:37,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:55:37,544 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1273 [2020-11-29 18:55:37,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:55:37,561 INFO L225 Difference]: With dead ends: 19746 [2020-11-29 18:55:37,561 INFO L226 Difference]: Without dead ends: 10532 [2020-11-29 18:55:37,568 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 18:55:37,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10532 states. [2020-11-29 18:55:37,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10532 to 10532. [2020-11-29 18:55:37,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10532 states. [2020-11-29 18:55:37,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10532 states to 10532 states and 11006 transitions. [2020-11-29 18:55:37,702 INFO L78 Accepts]: Start accepts. Automaton has 10532 states and 11006 transitions. Word has length 1273 [2020-11-29 18:55:37,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:55:37,703 INFO L481 AbstractCegarLoop]: Abstraction has 10532 states and 11006 transitions. [2020-11-29 18:55:37,703 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:55:37,704 INFO L276 IsEmpty]: Start isEmpty. Operand 10532 states and 11006 transitions. [2020-11-29 18:55:37,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1292 [2020-11-29 18:55:37,730 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:55:37,733 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-29 18:55:37,733 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-29 18:55:37,733 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:55:37,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:55:37,734 INFO L82 PathProgramCache]: Analyzing trace with hash 1849187776, now seen corresponding path program 1 times [2020-11-29 18:55:37,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:55:37,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378969002] [2020-11-29 18:55:37,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:55:37,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:39,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2975 backedges. 328 proven. 0 refuted. 0 times theorem prover too weak. 2647 trivial. 0 not checked. [2020-11-29 18:55:39,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378969002] [2020-11-29 18:55:39,365 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:55:39,366 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-29 18:55:39,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568690938] [2020-11-29 18:55:39,367 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-29 18:55:39,367 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:55:39,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-29 18:55:39,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-11-29 18:55:39,368 INFO L87 Difference]: Start difference. First operand 10532 states and 11006 transitions. Second operand 6 states. [2020-11-29 18:55:40,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:55:40,402 INFO L93 Difference]: Finished difference Result 20463 states and 21394 transitions. [2020-11-29 18:55:40,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-29 18:55:40,403 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1291 [2020-11-29 18:55:40,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:55:40,420 INFO L225 Difference]: With dead ends: 20463 [2020-11-29 18:55:40,420 INFO L226 Difference]: Without dead ends: 10203 [2020-11-29 18:55:40,429 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-11-29 18:55:40,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10203 states. [2020-11-29 18:55:40,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10203 to 10203. [2020-11-29 18:55:40,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10203 states. [2020-11-29 18:55:40,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10203 states to 10203 states and 10654 transitions. [2020-11-29 18:55:40,558 INFO L78 Accepts]: Start accepts. Automaton has 10203 states and 10654 transitions. Word has length 1291 [2020-11-29 18:55:40,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:55:40,559 INFO L481 AbstractCegarLoop]: Abstraction has 10203 states and 10654 transitions. [2020-11-29 18:55:40,559 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-29 18:55:40,561 INFO L276 IsEmpty]: Start isEmpty. Operand 10203 states and 10654 transitions. [2020-11-29 18:55:40,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1469 [2020-11-29 18:55:40,592 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:55:40,595 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-11-29 18:55:40,595 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-29 18:55:40,595 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:55:40,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:55:40,596 INFO L82 PathProgramCache]: Analyzing trace with hash 811216789, now seen corresponding path program 1 times [2020-11-29 18:55:40,596 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:55:40,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033337488] [2020-11-29 18:55:40,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:55:40,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:43,117 INFO L134 CoverageAnalysis]: Checked inductivity of 3727 backedges. 2675 proven. 0 refuted. 0 times theorem prover too weak. 1052 trivial. 0 not checked. [2020-11-29 18:55:43,118 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033337488] [2020-11-29 18:55:43,118 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 18:55:43,118 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 18:55:43,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25586982] [2020-11-29 18:55:43,119 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 18:55:43,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:55:43,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 18:55:43,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-29 18:55:43,120 INFO L87 Difference]: Start difference. First operand 10203 states and 10654 transitions. Second operand 4 states. [2020-11-29 18:55:44,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:55:44,887 INFO L93 Difference]: Finished difference Result 20097 states and 20997 transitions. [2020-11-29 18:55:44,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 18:55:44,888 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1468 [2020-11-29 18:55:44,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:55:44,904 INFO L225 Difference]: With dead ends: 20097 [2020-11-29 18:55:44,905 INFO L226 Difference]: Without dead ends: 10225 [2020-11-29 18:55:44,913 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-29 18:55:44,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10225 states. [2020-11-29 18:55:45,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10225 to 10203. [2020-11-29 18:55:45,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10203 states. [2020-11-29 18:55:45,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10203 states to 10203 states and 10650 transitions. [2020-11-29 18:55:45,041 INFO L78 Accepts]: Start accepts. Automaton has 10203 states and 10650 transitions. Word has length 1468 [2020-11-29 18:55:45,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:55:45,043 INFO L481 AbstractCegarLoop]: Abstraction has 10203 states and 10650 transitions. [2020-11-29 18:55:45,043 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 18:55:45,043 INFO L276 IsEmpty]: Start isEmpty. Operand 10203 states and 10650 transitions. [2020-11-29 18:55:45,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1544 [2020-11-29 18:55:45,076 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 18:55:45,077 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-11-29 18:55:45,077 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 18:55:45,078 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 18:55:45,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 18:55:45,079 INFO L82 PathProgramCache]: Analyzing trace with hash 1509997922, now seen corresponding path program 1 times [2020-11-29 18:55:45,079 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 18:55:45,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307780226] [2020-11-29 18:55:45,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 18:55:45,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:48,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4121 backedges. 1590 proven. 1203 refuted. 0 times theorem prover too weak. 1328 trivial. 0 not checked. [2020-11-29 18:55:48,981 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307780226] [2020-11-29 18:55:48,981 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [963028178] [2020-11-29 18:55:48,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 18:55:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 18:55:49,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 1807 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 18:55:49,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 18:55:51,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4121 backedges. 2376 proven. 0 refuted. 0 times theorem prover too weak. 1745 trivial. 0 not checked. [2020-11-29 18:55:51,003 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-29 18:55:51,003 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-11-29 18:55:51,004 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292691315] [2020-11-29 18:55:51,006 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 18:55:51,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 18:55:51,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 18:55:51,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 18:55:51,007 INFO L87 Difference]: Start difference. First operand 10203 states and 10650 transitions. Second operand 3 states. [2020-11-29 18:55:52,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 18:55:52,092 INFO L93 Difference]: Finished difference Result 20073 states and 20966 transitions. [2020-11-29 18:55:52,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 18:55:52,093 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1543 [2020-11-29 18:55:52,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 18:55:52,095 INFO L225 Difference]: With dead ends: 20073 [2020-11-29 18:55:52,095 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 18:55:52,104 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1547 GetRequests, 1543 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-29 18:55:52,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 18:55:52,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 18:55:52,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 18:55:52,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 18:55:52,105 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1543 [2020-11-29 18:55:52,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 18:55:52,106 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 18:55:52,106 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 18:55:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 18:55:52,106 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 18:55:52,321 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-11-29 18:55:52,322 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 18:55:52,631 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2020-11-29 18:55:52,718 INFO L274 CegarLoopResult]: For program point L762(lines 762 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,718 INFO L274 CegarLoopResult]: For program point L696(lines 696 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,718 INFO L274 CegarLoopResult]: For program point L564(lines 564 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,718 INFO L274 CegarLoopResult]: For program point L366(lines 366 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,718 INFO L274 CegarLoopResult]: For program point L1357(lines 1357 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,718 INFO L274 CegarLoopResult]: For program point L300(lines 300 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,718 INFO L274 CegarLoopResult]: For program point L1159(lines 1159 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,718 INFO L274 CegarLoopResult]: For program point L1556(lines 1556 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,718 INFO L274 CegarLoopResult]: For program point L499(lines 499 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,718 INFO L274 CegarLoopResult]: For program point L169-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,718 INFO L274 CegarLoopResult]: For program point L103-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L37-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L1028(lines 1028 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L434(lines 434 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L1425(lines 1425 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L1756(lines 1756 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L1096(lines 1096 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L964(lines 964 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L898(lines 898 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L832(lines 832 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L634(lines 634 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L172-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L106-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L40-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L701(lines 701 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L1692(lines 1692 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,719 INFO L274 CegarLoopResult]: For program point L1626(lines 1626 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L1494(lines 1494 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L437(lines 437 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L371(lines 371 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L1296(lines 1296 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L239(lines 239 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L1230(lines 1230 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L768(lines 768 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L570(lines 570 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L1363(lines 1363 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L1165(lines 1165 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L505(lines 505 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L307(lines 307 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L175-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L109-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L43-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,720 INFO L274 CegarLoopResult]: For program point L1563(lines 1563 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L1035(lines 1035 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L1762(lines 1762 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L1432(lines 1432 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L1102(lines 1102 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L904(lines 904 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L838(lines 838 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L706(lines 706 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L1697(lines 1697 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L1301(lines 1301 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L178-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L112-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L46-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L971(lines 971 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L773(lines 773 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L641(lines 641 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,721 INFO L274 CegarLoopResult]: For program point L1632(lines 1632 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,722 INFO L274 CegarLoopResult]: For program point L377(lines 377 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,722 INFO L274 CegarLoopResult]: For program point L1368(lines 1368 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,722 INFO L274 CegarLoopResult]: For program point L245(lines 245 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,722 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-29 18:55:52,722 INFO L274 CegarLoopResult]: For program point L1170(lines 1170 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,722 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-29 18:55:52,722 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-29 18:55:52,722 INFO L270 CegarLoopResult]: At program point L1501(lines 33 1502) the Hoare annotation is: (let ((.cse1 (<= ~a16~0 11)) (.cse2 (not (= ~a16~0 10))) (.cse0 (<= ~a15~0 3))) (or (and (<= 0 (+ ~a18~0 87)) .cse0) (and (<= 4 ~a15~0) .cse1 (<= ~a12~0 5)) (and .cse2 .cse1) (and (= ~a12~0 6) .cse1) (and .cse2 .cse0) (and (= ~a15~0 3) (= ~a12~0 8)))) [2020-11-29 18:55:52,722 INFO L274 CegarLoopResult]: For program point L444(lines 444 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,722 INFO L274 CegarLoopResult]: For program point L1237(lines 1237 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,722 INFO L274 CegarLoopResult]: For program point L577(lines 577 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,722 INFO L274 CegarLoopResult]: For program point L511(lines 511 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,722 INFO L274 CegarLoopResult]: For program point L313(lines 313 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L181-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L115-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L49-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L1767(lines 1767 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L1569(lines 1569 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L1107(lines 1107 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L1041(lines 1041 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L909(lines 909 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L1438(lines 1438 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L844(lines 844 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L1703(lines 1703 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L646(lines 646 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L1307(lines 1307 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L250(lines 250 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L184-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,723 INFO L274 CegarLoopResult]: For program point L118-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L52-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L977(lines 977 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L779(lines 779 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L713(lines 713 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L1638(lines 1638 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L383(lines 383 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L1374(lines 1374 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L1176(lines 1176 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L1507(lines 1507 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L450(lines 450 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L583(lines 583 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L319(lines 319 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L1244(lines 1244 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L187-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,724 INFO L274 CegarLoopResult]: For program point L121-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L55-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L1046(lines 1046 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L716(lines 716 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L518(lines 518 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L1113(lines 1113 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L915(lines 915 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L270 CegarLoopResult]: At program point L1774(lines 1504 1775) the Hoare annotation is: (let ((.cse1 (<= ~a16~0 11)) (.cse2 (not (= ~a16~0 10))) (.cse0 (<= ~a15~0 3))) (or (and (<= 0 (+ ~a18~0 87)) .cse0) (and (<= 4 ~a15~0) .cse1 (<= ~a12~0 5)) (and .cse2 .cse1) (and (= ~a12~0 6) .cse1) (and .cse2 .cse0) (and (= ~a15~0 3) (= ~a12~0 8)))) [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L651(lines 651 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L1576(lines 1576 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L453(lines 453 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L1444(lines 1444 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L850(lines 850 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,725 INFO L274 CegarLoopResult]: For program point L1709(lines 1709 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L1643(lines 1643 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L1313(lines 1313 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L256(lines 256 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L190-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L124-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L58-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L785(lines 785 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L1380(lines 1380 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L1182(lines 1182 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L984(lines 984 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L277 CegarLoopResult]: At program point L1777(lines 1777 1793) the Hoare annotation is: true [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L588(lines 588 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L1513(lines 1513 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L390(lines 390 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,726 INFO L274 CegarLoopResult]: For program point L325(lines 325 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L193-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L127-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L61-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L1052(lines 1052 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L788(lines 788 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L722(lines 722 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L1251(lines 1251 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L1185(lines 1185 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L1119(lines 1119 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L1714(lines 1714 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L1648(lines 1648 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L525(lines 525 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L459(lines 459 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L1450(lines 1450 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L922(lines 922 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,727 INFO L274 CegarLoopResult]: For program point L856(lines 856 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point L658(lines 658 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point L1583(lines 1583 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point L1385(lines 1385 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point L1319(lines 1319 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point L262(lines 262 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point L196-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point L130-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point L64-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point L989(lines 989 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 18:55:52,728 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-11-29 18:55:52,729 INFO L270 CegarLoopResult]: At program point L1783-2(lines 1783 1792) the Hoare annotation is: (let ((.cse1 (<= ~a16~0 11)) (.cse2 (not (= ~a16~0 10))) (.cse0 (<= ~a15~0 3))) (or (and (<= 0 (+ ~a18~0 87)) .cse0) (and (<= 4 ~a15~0) .cse1 (<= ~a12~0 5)) (and .cse2 .cse1) (and (= ~a12~0 6) .cse1) (and .cse2 .cse0) (and (= ~a15~0 3) (= ~a12~0 8)))) [2020-11-29 18:55:52,729 INFO L274 CegarLoopResult]: For program point L594(lines 594 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,729 INFO L274 CegarLoopResult]: For program point L396(lines 396 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,729 INFO L274 CegarLoopResult]: For program point L727(lines 727 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,729 INFO L274 CegarLoopResult]: For program point L1520(lines 1520 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,729 INFO L274 CegarLoopResult]: For program point L331(lines 331 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,729 INFO L274 CegarLoopResult]: For program point L199-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,729 INFO L274 CegarLoopResult]: For program point L133-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,730 INFO L274 CegarLoopResult]: For program point L1124(lines 1124 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,730 INFO L274 CegarLoopResult]: For program point L67-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,730 INFO L274 CegarLoopResult]: For program point L1058(lines 1058 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,730 INFO L274 CegarLoopResult]: For program point L794(lines 794 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,730 INFO L274 CegarLoopResult]: For program point L1719(lines 1719 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,730 INFO L274 CegarLoopResult]: For program point L464(lines 464 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,730 INFO L274 CegarLoopResult]: For program point L1257(lines 1257 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,730 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-29 18:55:52,731 INFO L274 CegarLoopResult]: For program point L1191(lines 1191 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,731 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-29 18:55:52,731 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-29 18:55:52,731 INFO L274 CegarLoopResult]: For program point L927(lines 927 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,731 INFO L274 CegarLoopResult]: For program point L861(lines 861 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,731 INFO L274 CegarLoopResult]: For program point L531(lines 531 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,731 INFO L274 CegarLoopResult]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,731 INFO L274 CegarLoopResult]: For program point L1324(lines 1324 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,732 INFO L274 CegarLoopResult]: For program point L267(lines 267 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,732 INFO L274 CegarLoopResult]: For program point L1655(lines 1655 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,732 INFO L274 CegarLoopResult]: For program point L1589(lines 1589 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,732 INFO L274 CegarLoopResult]: For program point L1391(lines 1391 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,732 INFO L274 CegarLoopResult]: For program point L202-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,732 INFO L274 CegarLoopResult]: For program point L136-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,732 INFO L274 CegarLoopResult]: For program point L70-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,732 INFO L274 CegarLoopResult]: For program point L1788(line 1788) no Hoare annotation was computed. [2020-11-29 18:55:52,732 INFO L274 CegarLoopResult]: For program point L665(lines 665 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,733 INFO L274 CegarLoopResult]: For program point L599(lines 599 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,733 INFO L274 CegarLoopResult]: For program point L467(lines 467 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,733 INFO L274 CegarLoopResult]: For program point L401(lines 401 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,733 INFO L274 CegarLoopResult]: For program point L1260(lines 1260 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,733 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-29 18:55:52,733 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-29 18:55:52,733 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-29 18:55:52,733 INFO L274 CegarLoopResult]: For program point L996(lines 996 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,734 INFO L274 CegarLoopResult]: For program point L1525(lines 1525 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,734 INFO L274 CegarLoopResult]: For program point L1459(lines 1459 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,734 INFO L274 CegarLoopResult]: For program point L799(lines 799 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,734 INFO L274 CegarLoopResult]: For program point L733(lines 733 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,734 INFO L274 CegarLoopResult]: For program point L337(lines 337 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,734 INFO L274 CegarLoopResult]: For program point L205-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,734 INFO L274 CegarLoopResult]: For program point L139-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,734 INFO L274 CegarLoopResult]: For program point L1130(lines 1130 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,735 INFO L274 CegarLoopResult]: For program point L73-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,735 INFO L274 CegarLoopResult]: For program point L932(lines 932 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,735 INFO L274 CegarLoopResult]: For program point L1725(lines 1725 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,735 INFO L274 CegarLoopResult]: For program point L272(lines 272 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,735 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-29 18:55:52,735 INFO L274 CegarLoopResult]: For program point L1197(lines 1197 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,735 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-29 18:55:52,735 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-29 18:55:52,735 INFO L274 CegarLoopResult]: For program point L1065(lines 1065 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,736 INFO L274 CegarLoopResult]: For program point L867(lines 867 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,736 INFO L274 CegarLoopResult]: For program point L537(lines 537 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,736 INFO L274 CegarLoopResult]: For program point L1396(lines 1396 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,736 INFO L274 CegarLoopResult]: For program point L1661(lines 1661 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,736 INFO L274 CegarLoopResult]: For program point L604(lines 604 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,736 INFO L274 CegarLoopResult]: For program point L1595(lines 1595 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,736 INFO L274 CegarLoopResult]: For program point L1331(lines 1331 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,736 INFO L274 CegarLoopResult]: For program point L208-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,737 INFO L274 CegarLoopResult]: For program point L142-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,737 INFO L274 CegarLoopResult]: For program point L76-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,737 INFO L274 CegarLoopResult]: For program point L671(lines 671 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,737 INFO L274 CegarLoopResult]: For program point L473(lines 473 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,737 INFO L274 CegarLoopResult]: For program point L1266(lines 1266 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,737 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-29 18:55:52,737 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-29 18:55:52,737 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-29 18:55:52,738 INFO L274 CegarLoopResult]: For program point L738(lines 738 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,738 INFO L274 CegarLoopResult]: For program point L1531(lines 1531 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,738 INFO L274 CegarLoopResult]: For program point L408(lines 408 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,738 INFO L274 CegarLoopResult]: For program point L1135(lines 1135 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,738 INFO L274 CegarLoopResult]: For program point L1003(lines 1003 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,738 INFO L274 CegarLoopResult]: For program point L1466(lines 1466 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,738 INFO L274 CegarLoopResult]: For program point L343(lines 343 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,738 INFO L274 CegarLoopResult]: For program point L211-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,738 INFO L274 CegarLoopResult]: For program point L145-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,739 INFO L274 CegarLoopResult]: For program point L79-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,739 INFO L274 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-11-29 18:55:52,739 INFO L274 CegarLoopResult]: For program point L806(lines 806 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,739 INFO L274 CegarLoopResult]: For program point L1731(lines 1731 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,739 INFO L274 CegarLoopResult]: For program point L674(lines 674 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,739 INFO L274 CegarLoopResult]: For program point L278(lines 278 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,739 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-29 18:55:52,739 INFO L274 CegarLoopResult]: For program point L1203(lines 1203 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,740 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-29 18:55:52,740 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-29 18:55:52,740 INFO L274 CegarLoopResult]: For program point L1071(lines 1071 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,740 INFO L274 CegarLoopResult]: For program point L939(lines 939 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,740 INFO L274 CegarLoopResult]: For program point L873(lines 873 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,740 INFO L274 CegarLoopResult]: For program point L1666(lines 1666 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,740 INFO L274 CegarLoopResult]: For program point L543(lines 543 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,740 INFO L274 CegarLoopResult]: For program point L1402(lines 1402 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,740 INFO L274 CegarLoopResult]: For program point L610(lines 610 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,741 INFO L274 CegarLoopResult]: For program point L1601(lines 1601 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,741 INFO L274 CegarLoopResult]: For program point L1337(lines 1337 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,741 INFO L274 CegarLoopResult]: For program point L214-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,741 INFO L274 CegarLoopResult]: For program point L148-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,741 INFO L274 CegarLoopResult]: For program point L82-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,741 INFO L274 CegarLoopResult]: For program point L479(lines 479 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,741 INFO L274 CegarLoopResult]: For program point L1272(lines 1272 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,741 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-11-29 18:55:52,742 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-29 18:55:52,742 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-29 18:55:52,742 INFO L274 CegarLoopResult]: For program point L744(lines 744 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,742 INFO L274 CegarLoopResult]: For program point L1537(lines 1537 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,742 INFO L274 CegarLoopResult]: For program point L1471(lines 1471 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,742 INFO L274 CegarLoopResult]: For program point L414(lines 414 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,742 INFO L274 CegarLoopResult]: For program point L348(lines 348 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,742 INFO L274 CegarLoopResult]: For program point L1141(lines 1141 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,742 INFO L274 CegarLoopResult]: For program point L1009(lines 1009 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,743 INFO L274 CegarLoopResult]: For program point L151-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,743 INFO L274 CegarLoopResult]: For program point L85-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,743 INFO L274 CegarLoopResult]: For program point L812(lines 812 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,743 INFO L274 CegarLoopResult]: For program point L1737(lines 1737 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,743 INFO L274 CegarLoopResult]: For program point L680(lines 680 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,743 INFO L274 CegarLoopResult]: For program point L548(lines 548 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,743 INFO L274 CegarLoopResult]: For program point L1407(lines 1407 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,743 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 18:55:52,744 INFO L274 CegarLoopResult]: For program point L284(lines 284 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,744 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-29 18:55:52,744 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-29 18:55:52,744 INFO L274 CegarLoopResult]: For program point L1077(lines 1077 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,744 INFO L274 CegarLoopResult]: For program point L945(lines 945 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,744 INFO L274 CegarLoopResult]: For program point L879(lines 879 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,744 INFO L274 CegarLoopResult]: For program point L1210(lines 1210 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,744 INFO L274 CegarLoopResult]: For program point L1673(lines 1673 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,745 INFO L274 CegarLoopResult]: For program point L616(lines 616 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,745 INFO L274 CegarLoopResult]: For program point L1607(lines 1607 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,745 INFO L274 CegarLoopResult]: For program point L1277(lines 1277 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,745 INFO L274 CegarLoopResult]: For program point L154-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,745 INFO L274 CegarLoopResult]: For program point L88-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,745 INFO L274 CegarLoopResult]: For program point L1476(lines 1476 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,745 INFO L274 CegarLoopResult]: For program point L1344(lines 1344 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,745 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-29 18:55:52,745 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-29 18:55:52,746 INFO L274 CegarLoopResult]: For program point L486(lines 486 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,746 INFO L274 CegarLoopResult]: For program point L1147(lines 1147 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,746 INFO L274 CegarLoopResult]: For program point L1015(lines 1015 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,746 INFO L274 CegarLoopResult]: For program point L751(lines 751 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,746 INFO L274 CegarLoopResult]: For program point L553(lines 553 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,746 INFO L274 CegarLoopResult]: For program point L1544(lines 1544 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,746 INFO L274 CegarLoopResult]: For program point L421(lines 421 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,746 INFO L274 CegarLoopResult]: For program point L355(lines 355 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,747 INFO L274 CegarLoopResult]: For program point L289(lines 289 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,747 INFO L274 CegarLoopResult]: For program point L223(lines 223 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,747 INFO L274 CegarLoopResult]: For program point L157-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,747 INFO L274 CegarLoopResult]: For program point L91-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,747 INFO L274 CegarLoopResult]: For program point L818(lines 818 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,747 INFO L274 CegarLoopResult]: For program point L1743(lines 1743 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,747 INFO L274 CegarLoopResult]: For program point L1413(lines 1413 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,747 INFO L274 CegarLoopResult]: For program point L1215(lines 1215 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,747 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-29 18:55:52,748 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-29 18:55:52,748 INFO L274 CegarLoopResult]: For program point L1083(lines 1083 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,748 INFO L274 CegarLoopResult]: For program point L885(lines 885 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,748 INFO L274 CegarLoopResult]: For program point L687(lines 687 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,748 INFO L274 CegarLoopResult]: For program point L952(lines 952 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,748 INFO L274 CegarLoopResult]: For program point L1679(lines 1679 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,748 INFO L274 CegarLoopResult]: For program point L622(lines 622 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,748 INFO L274 CegarLoopResult]: For program point L1613(lines 1613 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,749 INFO L274 CegarLoopResult]: For program point L160-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,749 INFO L274 CegarLoopResult]: For program point L94-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,749 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 18:55:52,749 INFO L274 CegarLoopResult]: For program point L1482(lines 1482 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,749 INFO L274 CegarLoopResult]: For program point L1284(lines 1284 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,749 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-29 18:55:52,749 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-29 18:55:52,749 INFO L274 CegarLoopResult]: For program point L756(lines 756 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,750 INFO L274 CegarLoopResult]: For program point L690(lines 690 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,750 INFO L274 CegarLoopResult]: For program point L558(lines 558 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,750 INFO L274 CegarLoopResult]: For program point L360(lines 360 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,750 INFO L274 CegarLoopResult]: For program point L1351(lines 1351 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,750 INFO L274 CegarLoopResult]: For program point L228(lines 228 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,750 INFO L274 CegarLoopResult]: For program point L1153(lines 1153 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,750 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,750 INFO L274 CegarLoopResult]: For program point L1550(lines 1550 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,750 INFO L274 CegarLoopResult]: For program point L493(lines 493 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,751 INFO L274 CegarLoopResult]: For program point L427(lines 427 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,751 INFO L274 CegarLoopResult]: For program point L295(lines 295 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,751 INFO L274 CegarLoopResult]: For program point L163-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,751 INFO L274 CegarLoopResult]: For program point L97-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,751 INFO L274 CegarLoopResult]: For program point L1749(lines 1749 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,751 INFO L274 CegarLoopResult]: For program point L1419(lines 1419 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,751 INFO L274 CegarLoopResult]: For program point L1221(lines 1221 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,751 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-29 18:55:52,751 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-29 18:55:52,752 INFO L274 CegarLoopResult]: For program point L1089(lines 1089 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,752 INFO L274 CegarLoopResult]: For program point L825(lines 825 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,752 INFO L274 CegarLoopResult]: For program point L958(lines 958 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,752 INFO L274 CegarLoopResult]: For program point L892(lines 892 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,752 INFO L274 CegarLoopResult]: For program point L1685(lines 1685 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,752 INFO L274 CegarLoopResult]: For program point L628(lines 628 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,752 INFO L274 CegarLoopResult]: For program point L1619(lines 1619 1773) no Hoare annotation was computed. [2020-11-29 18:55:52,752 INFO L274 CegarLoopResult]: For program point L1487(lines 1487 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,753 INFO L274 CegarLoopResult]: For program point L166-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,753 INFO L274 CegarLoopResult]: For program point L100-1(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,753 INFO L274 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-11-29 18:55:52,753 INFO L274 CegarLoopResult]: For program point L34-2(lines 33 1502) no Hoare annotation was computed. [2020-11-29 18:55:52,753 INFO L274 CegarLoopResult]: For program point L1290(lines 1290 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,753 INFO L274 CegarLoopResult]: For program point L233(lines 233 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,753 INFO L274 CegarLoopResult]: For program point L1224(lines 1224 1500) no Hoare annotation was computed. [2020-11-29 18:55:52,753 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-29 18:55:52,754 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-29 18:55:52,754 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-29 18:55:52,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:55:52 BoogieIcfgContainer [2020-11-29 18:55:52,771 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 18:55:52,772 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 18:55:52,772 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 18:55:52,772 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 18:55:52,773 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:55:12" (3/4) ... [2020-11-29 18:55:52,776 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 18:55:52,821 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-29 18:55:52,824 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 18:55:52,828 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 18:55:52,831 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 18:55:53,082 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_13caca6a-3b30-47a3-a957-5632bb3b6a0f/bin/uautomizer/witness.graphml [2020-11-29 18:55:53,083 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 18:55:53,084 INFO L168 Benchmark]: Toolchain (without parser) took 45039.33 ms. Allocated memory was 109.1 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 67.2 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. [2020-11-29 18:55:53,084 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 109.1 MB. Free memory was 88.3 MB in the beginning and 88.2 MB in the end (delta: 57.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:55:53,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1078.22 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 66.9 MB in the beginning and 87.4 MB in the end (delta: -20.4 MB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. [2020-11-29 18:55:53,085 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.91 ms. Allocated memory is still 132.1 MB. Free memory was 87.4 MB in the beginning and 63.6 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:55:53,085 INFO L168 Benchmark]: Boogie Preprocessor took 204.39 ms. Allocated memory is still 132.1 MB. Free memory was 63.6 MB in the beginning and 81.1 MB in the end (delta: -17.6 MB). Peak memory consumption was 31.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:55:53,086 INFO L168 Benchmark]: RCFGBuilder took 2602.30 ms. Allocated memory was 132.1 MB in the beginning and 216.0 MB in the end (delta: 83.9 MB). Free memory was 81.1 MB in the beginning and 117.4 MB in the end (delta: -36.3 MB). Peak memory consumption was 81.5 MB. Max. memory is 16.1 GB. [2020-11-29 18:55:53,086 INFO L168 Benchmark]: TraceAbstraction took 40602.52 ms. Allocated memory was 216.0 MB in the beginning and 2.9 GB in the end (delta: 2.6 GB). Free memory was 117.4 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. [2020-11-29 18:55:53,086 INFO L168 Benchmark]: Witness Printer took 310.77 ms. Allocated memory is still 2.9 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 39.3 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:55:53,088 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 109.1 MB. Free memory was 88.3 MB in the beginning and 88.2 MB in the end (delta: 57.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1078.22 ms. Allocated memory was 109.1 MB in the beginning and 132.1 MB in the end (delta: 23.1 MB). Free memory was 66.9 MB in the beginning and 87.4 MB in the end (delta: -20.4 MB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 217.91 ms. Allocated memory is still 132.1 MB. Free memory was 87.4 MB in the beginning and 63.6 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 204.39 ms. Allocated memory is still 132.1 MB. Free memory was 63.6 MB in the beginning and 81.1 MB in the end (delta: -17.6 MB). Peak memory consumption was 31.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2602.30 ms. Allocated memory was 132.1 MB in the beginning and 216.0 MB in the end (delta: 83.9 MB). Free memory was 81.1 MB in the beginning and 117.4 MB in the end (delta: -36.3 MB). Peak memory consumption was 81.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 40602.52 ms. Allocated memory was 216.0 MB in the beginning and 2.9 GB in the end (delta: 2.6 GB). Free memory was 117.4 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. * Witness Printer took 310.77 ms. Allocated memory is still 2.9 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 39.3 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: 1504]: Loop Invariant Derived loop invariant: (((((0 <= a18 + 87 && a15 <= 3) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (!(a16 == 10) && a16 <= 11)) || (a12 == 6 && a16 <= 11)) || (!(a16 == 10) && a15 <= 3)) || (a15 == 3 && a12 == 8) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: (((((0 <= a18 + 87 && a15 <= 3) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (!(a16 == 10) && a16 <= 11)) || (a12 == 6 && a16 <= 11)) || (!(a16 == 10) && a15 <= 3)) || (a15 == 3 && a12 == 8) - InvariantResult [Line: 1777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1783]: Loop Invariant Derived loop invariant: (((((0 <= a18 + 87 && a15 <= 3) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (!(a16 == 10) && a16 <= 11)) || (a12 == 6 && a16 <= 11)) || (!(a16 == 10) && a15 <= 3)) || (a15 == 3 && a12 == 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 40.0s, OverallIterations: 12, TraceHistogramMax: 9, AutomataDifference: 21.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3576 SDtfs, 3397 SDslu, 99 SDs, 0 SdLazy, 11240 SolverSat, 2316 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1964 GetRequests, 1940 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10532occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 3312 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 116 NumberOfFragments, 151 HoareAnnotationTreeSize, 4 FomulaSimplifications, 2583 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 165 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 10555 NumberOfCodeBlocks, 10555 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 10541 ConstructedInterpolants, 0 QuantifiedInterpolants, 32056112 SizeOfPredicates, 1 NumberOfNonLiveVariables, 2303 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 20747/21971 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...