./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c -s /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bcfbb305009a119ac17b5df13430a96a1fd1fdcc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:32:50,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:32:50,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:32:50,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:32:50,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:32:50,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:32:50,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:32:50,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:32:50,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:32:50,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:32:50,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:32:50,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:32:50,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:32:50,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:32:50,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:32:50,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:32:50,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:32:50,207 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:32:50,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:32:50,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:32:50,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:32:50,225 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:32:50,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:32:50,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:32:50,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:32:50,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:32:50,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:32:50,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:32:50,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:32:50,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:32:50,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:32:50,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:32:50,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:32:50,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:32:50,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:32:50,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:32:50,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:32:50,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:32:50,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:32:50,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:32:50,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:32:50,255 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2020-11-29 20:32:50,299 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:32:50,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:32:50,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:32:50,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:32:50,302 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:32:50,302 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2020-11-29 20:32:50,302 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2020-11-29 20:32:50,303 INFO L138 SettingsManager]: * Use old map elimination=false [2020-11-29 20:32:50,303 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2020-11-29 20:32:50,303 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2020-11-29 20:32:50,304 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2020-11-29 20:32:50,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:32:50,305 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:32:50,305 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:32:50,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:32:50,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:32:50,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:32:50,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2020-11-29 20:32:50,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2020-11-29 20:32:50,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2020-11-29 20:32:50,306 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:32:50,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:32:50,307 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2020-11-29 20:32:50,307 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:32:50,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2020-11-29 20:32:50,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:32:50,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:32:50,308 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2020-11-29 20:32:50,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:32:50,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:32:50,310 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:32:50,310 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2020-11-29 20:32:50,311 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2020-11-29 20:32:50,312 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_87b4375f-3337-4ed3-ae1e-89ef95cc537e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcfbb305009a119ac17b5df13430a96a1fd1fdcc [2020-11-29 20:32:50,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:32:50,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:32:50,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:32:50,690 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:32:50,692 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:32:50,693 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c [2020-11-29 20:32:50,784 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/data/328234ae6/f956cc354dc943d1813d348baf7d3095/FLAG481f85d13 [2020-11-29 20:32:51,486 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:32:51,486 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/sv-benchmarks/c/seq-mthreaded/pals_floodmax.5.2.ufo.BOUNDED-10.pals.c [2020-11-29 20:32:51,519 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/data/328234ae6/f956cc354dc943d1813d348baf7d3095/FLAG481f85d13 [2020-11-29 20:32:51,697 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/data/328234ae6/f956cc354dc943d1813d348baf7d3095 [2020-11-29 20:32:51,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:32:51,701 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:32:51,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:32:51,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:32:51,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:32:51,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:32:51" (1/1) ... [2020-11-29 20:32:51,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48bf1c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:51, skipping insertion in model container [2020-11-29 20:32:51,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:32:51" (1/1) ... [2020-11-29 20:32:51,717 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:32:51,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:32:52,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:32:52,330 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:32:52,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:32:52,493 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:32:52,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:52 WrapperNode [2020-11-29 20:32:52,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:32:52,502 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:32:52,502 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:32:52,503 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:32:52,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:52" (1/1) ... [2020-11-29 20:32:52,555 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:52" (1/1) ... [2020-11-29 20:32:52,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:32:52,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:32:52,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:32:52,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:32:52,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:52" (1/1) ... [2020-11-29 20:32:52,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:52" (1/1) ... [2020-11-29 20:32:52,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:52" (1/1) ... [2020-11-29 20:32:52,670 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:52" (1/1) ... [2020-11-29 20:32:52,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:52" (1/1) ... [2020-11-29 20:32:52,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:52" (1/1) ... [2020-11-29 20:32:52,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:52" (1/1) ... [2020-11-29 20:32:52,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:32:52,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:32:52,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:32:52,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:32:52,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:32:52,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 20:32:52,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:32:52,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:32:52,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:32:55,731 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:32:55,734 INFO L298 CfgBuilder]: Removed 25 assume(true) statements. [2020-11-29 20:32:55,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:32:55 BoogieIcfgContainer [2020-11-29 20:32:55,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:32:55,738 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2020-11-29 20:32:55,738 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2020-11-29 20:32:55,741 INFO L275 PluginConnector]: BuchiAutomizer initialized [2020-11-29 20:32:55,741 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:32:55,742 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 08:32:51" (1/3) ... [2020-11-29 20:32:55,743 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@62ce2865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 08:32:55, skipping insertion in model container [2020-11-29 20:32:55,743 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:32:55,743 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:32:52" (2/3) ... [2020-11-29 20:32:55,744 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@62ce2865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 08:32:55, skipping insertion in model container [2020-11-29 20:32:55,744 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2020-11-29 20:32:55,744 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:32:55" (3/3) ... [2020-11-29 20:32:55,745 INFO L373 chiAutomizerObserver]: Analyzing ICFG pals_floodmax.5.2.ufo.BOUNDED-10.pals.c [2020-11-29 20:32:55,799 INFO L359 BuchiCegarLoop]: Interprodecural is true [2020-11-29 20:32:55,799 INFO L360 BuchiCegarLoop]: Hoare is false [2020-11-29 20:32:55,800 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2020-11-29 20:32:55,800 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 20:32:55,800 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 20:32:55,800 INFO L364 BuchiCegarLoop]: Difference is false [2020-11-29 20:32:55,800 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 20:32:55,800 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2020-11-29 20:32:55,847 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 706 states. [2020-11-29 20:32:55,918 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 156 [2020-11-29 20:32:55,918 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:32:55,918 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:32:55,937 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:32:55,937 INFO L853 BuchiCegarLoop]: Counterexample loop 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] [2020-11-29 20:32:55,937 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2020-11-29 20:32:55,937 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 706 states. [2020-11-29 20:32:55,960 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 156 [2020-11-29 20:32:55,961 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:32:55,961 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:32:55,982 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:32:55,982 INFO L853 BuchiCegarLoop]: Counterexample loop 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] [2020-11-29 20:32:56,005 INFO L794 eck$LassoCheckResult]: Stem: 494#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(40);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0; 373#L-1true havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~ret82, main_#t~ret83, main_#t~post84, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~id2~0 := main_#t~nondet54;havoc main_#t~nondet54;~r2~0 := main_#t~nondet55;havoc main_#t~nondet55;~st2~0 := main_#t~nondet56;havoc main_#t~nondet56;~nl2~0 := main_#t~nondet57;havoc main_#t~nondet57;~m2~0 := main_#t~nondet58;havoc main_#t~nondet58;~max2~0 := main_#t~nondet59;havoc main_#t~nondet59;~mode2~0 := main_#t~nondet60;havoc main_#t~nondet60;~id3~0 := main_#t~nondet61;havoc main_#t~nondet61;~r3~0 := main_#t~nondet62;havoc main_#t~nondet62;~st3~0 := main_#t~nondet63;havoc main_#t~nondet63;~nl3~0 := main_#t~nondet64;havoc main_#t~nondet64;~m3~0 := main_#t~nondet65;havoc main_#t~nondet65;~max3~0 := main_#t~nondet66;havoc main_#t~nondet66;~mode3~0 := main_#t~nondet67;havoc main_#t~nondet67;~id4~0 := main_#t~nondet68;havoc main_#t~nondet68;~r4~0 := main_#t~nondet69;havoc main_#t~nondet69;~st4~0 := main_#t~nondet70;havoc main_#t~nondet70;~nl4~0 := main_#t~nondet71;havoc main_#t~nondet71;~m4~0 := main_#t~nondet72;havoc main_#t~nondet72;~max4~0 := main_#t~nondet73;havoc main_#t~nondet73;~mode4~0 := main_#t~nondet74;havoc main_#t~nondet74;~id5~0 := main_#t~nondet75;havoc main_#t~nondet75;~r5~0 := main_#t~nondet76;havoc main_#t~nondet76;~st5~0 := main_#t~nondet77;havoc main_#t~nondet77;~nl5~0 := main_#t~nondet78;havoc main_#t~nondet78;~m5~0 := main_#t~nondet79;havoc main_#t~nondet79;~max5~0 := main_#t~nondet80;havoc main_#t~nondet80;~mode5~0 := main_#t~nondet81;havoc main_#t~nondet81;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 611#L623true assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 72#L642true init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 321#L652true assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 530#L671true init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 402#L681true assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 609#L700true init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 126#L710true assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 317#L729true init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 208#L739true assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 415#L758true init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 653#L768true assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 124#L787true init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 12#L797true assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 224#L816true init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 472#L826true assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 648#L845true init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 544#L855true assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 26#L874true init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 76#L884true assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 470#L903true init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 536#L913true assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 541#L932true init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 613#L942true assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 278#L961true init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 347#L971true assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 533#L990true init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 421#L1000true assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 627#L1019true init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 147#L1029true assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 339#L1048true init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 229#L1058true assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 435#L1077true init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 676#L1087true assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 144#L1106true init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 34#L1116true assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 247#L1135true init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 475#L1145true assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 673#L1164true init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 567#L1174true assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 29#L1193true init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 286#L1203true assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 498#L1222true init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 387#L1232true assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 562#L1251true init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 87#L1261true assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 305#L1280true init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 195#L1290true assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 381#L1309true init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 446#L1319true assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 109#L1338true init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 152#L1348true assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 186#L1367true init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 256#L1377true assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 438#L1396true init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 679#L1406true assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 170#L1425true init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 62#L1435true assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 252#L1454true init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 505#L1464true assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 699#L1483true init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 599#L1493true assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 57#L1512true init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 312#L1522true assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 520#L1541true init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 409#L1551true assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 596#L1570true init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 117#L1580true assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 324#L1599true init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 198#L1609true assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 407#L1628true init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 642#L1638true assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 111#L1657true init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 4#L1667true assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 214#L1686true init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 465#L1696true assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 636#L1715true init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 705#L1725true assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 18#L1744true init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 83#L1754true assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 461#L1773true init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 523#L1783true assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 547#L1802true init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 603#L1812true assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 79#L1831true init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 332#L1841true assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 522#L1860true init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 410#L1870true assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 619#L1889true init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 135#L1899true assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 326#L1918true init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 219#L1928true assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 424#L1947true init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 663#L1957true assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 134#L1976true init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 20#L1986true assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 237#L2005true init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 487#L2015true assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 656#L2034true init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 554#L2044true assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 36#L2063true init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 275#L2073true assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 486#L2092true init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 368#L2102true assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 551#L2121true init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 621#L2131true assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 288#L2150true init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 356#L2160true assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 359#L2179true init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 432#L2189true assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 94#L2208true init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 162#L2218true assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 353#L2237true init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 241#L2247true assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 452#L2266true init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 666#L2276true assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 157#L2295true init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 51#L2305true assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 240#L2324true init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 492#L2334true assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 691#L2353true init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 581#L2363true assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 589#L2363-1true init_#res := init_~tmp___59~0; 118#L2604true main_#t~ret82 := init_#res;main_~i2~0 := main_#t~ret82;havoc main_#t~ret82;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 376#L21true assume !(0 == assume_abort_if_not_~cond); 418#L20true ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~nomsg~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~nomsg~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~nomsg~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~nomsg~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~nomsg~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~nomsg~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~nomsg~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~nomsg~0;~p54_new~0 := ~nomsg~0;main_~i2~0 := 0; 212#L2776-2true [2020-11-29 20:32:56,006 INFO L796 eck$LassoCheckResult]: Loop: 212#L2776-2true assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10; 141#L148true assume !(0 != ~mode1~0 % 256); 480#L187true assume !(~r1~0 < 4); 476#L187-1true ~mode1~0 := 1; 136#L148-2true havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14; 349#L211true assume !(0 != ~mode2~0 % 256); 665#L250true assume !(~r2~0 < 4); 694#L250-1true ~mode2~0 := 1; 340#L211-2true havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18; 370#L274true assume !(0 != ~mode3~0 % 256); 153#L313true assume !(~r3~0 < 4); 156#L313-1true ~mode3~0 := 1; 363#L274-2true havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22; 582#L337true assume !(0 != ~mode4~0 % 256); 183#L376true assume !(~r4~0 < 4); 187#L376-1true ~mode4~0 := 1; 593#L337-2true havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26; 63#L400true assume !(0 != ~mode5~0 % 256); 394#L439true assume !(~r5~0 < 4); 395#L439-1true ~mode5~0 := 1; 43#L400-2true ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 310#L2612true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1 := 0; 307#L2612-1true check_#res := check_~tmp~1; 73#L2668true main_#t~ret83 := check_#res;main_~c1~0 := main_#t~ret83;havoc main_#t~ret83;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 605#L2836true assume !(0 == assert_~arg % 256); 225#L2831true main_#t~post84 := main_~i2~0;main_~i2~0 := 1 + main_#t~post84;havoc main_#t~post84; 212#L2776-2true [2020-11-29 20:32:56,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:56,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1593308194, now seen corresponding path program 1 times [2020-11-29 20:32:56,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:56,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104241957] [2020-11-29 20:32:56,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:56,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:56,665 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 20:32:56,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104241957] [2020-11-29 20:32:56,667 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:56,667 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 20:32:56,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476555860] [2020-11-29 20:32:56,675 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-29 20:32:56,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:56,676 INFO L82 PathProgramCache]: Analyzing trace with hash -679733045, now seen corresponding path program 1 times [2020-11-29 20:32:56,676 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:56,676 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115539441] [2020-11-29 20:32:56,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:56,821 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 20:32:56,821 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115539441] [2020-11-29 20:32:56,821 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:56,821 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 20:32:56,821 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098374590] [2020-11-29 20:32:56,823 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-11-29 20:32:56,824 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:56,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 20:32:56,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:32:56,844 INFO L87 Difference]: Start difference. First operand 706 states. Second operand 5 states. [2020-11-29 20:32:57,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:57,054 INFO L93 Difference]: Finished difference Result 709 states and 1302 transitions. [2020-11-29 20:32:57,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-29 20:32:57,057 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 709 states and 1302 transitions. [2020-11-29 20:32:57,067 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 154 [2020-11-29 20:32:57,080 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 709 states to 700 states and 1284 transitions. [2020-11-29 20:32:57,081 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 700 [2020-11-29 20:32:57,084 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 700 [2020-11-29 20:32:57,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 700 states and 1284 transitions. [2020-11-29 20:32:57,089 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 20:32:57,090 INFO L691 BuchiCegarLoop]: Abstraction has 700 states and 1284 transitions. [2020-11-29 20:32:57,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 700 states and 1284 transitions. [2020-11-29 20:32:57,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 700 to 700. [2020-11-29 20:32:57,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 700 states. [2020-11-29 20:32:57,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 1284 transitions. [2020-11-29 20:32:57,172 INFO L714 BuchiCegarLoop]: Abstraction has 700 states and 1284 transitions. [2020-11-29 20:32:57,173 INFO L594 BuchiCegarLoop]: Abstraction has 700 states and 1284 transitions. [2020-11-29 20:32:57,173 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2020-11-29 20:32:57,173 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 700 states and 1284 transitions. [2020-11-29 20:32:57,179 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 154 [2020-11-29 20:32:57,179 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:32:57,179 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:32:57,186 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:32:57,186 INFO L853 BuchiCegarLoop]: Counterexample loop 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] [2020-11-29 20:32:57,187 INFO L794 eck$LassoCheckResult]: Stem: 2079#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(40);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0; 1983#L-1 havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~ret82, main_#t~ret83, main_#t~post84, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~id2~0 := main_#t~nondet54;havoc main_#t~nondet54;~r2~0 := main_#t~nondet55;havoc main_#t~nondet55;~st2~0 := main_#t~nondet56;havoc main_#t~nondet56;~nl2~0 := main_#t~nondet57;havoc main_#t~nondet57;~m2~0 := main_#t~nondet58;havoc main_#t~nondet58;~max2~0 := main_#t~nondet59;havoc main_#t~nondet59;~mode2~0 := main_#t~nondet60;havoc main_#t~nondet60;~id3~0 := main_#t~nondet61;havoc main_#t~nondet61;~r3~0 := main_#t~nondet62;havoc main_#t~nondet62;~st3~0 := main_#t~nondet63;havoc main_#t~nondet63;~nl3~0 := main_#t~nondet64;havoc main_#t~nondet64;~m3~0 := main_#t~nondet65;havoc main_#t~nondet65;~max3~0 := main_#t~nondet66;havoc main_#t~nondet66;~mode3~0 := main_#t~nondet67;havoc main_#t~nondet67;~id4~0 := main_#t~nondet68;havoc main_#t~nondet68;~r4~0 := main_#t~nondet69;havoc main_#t~nondet69;~st4~0 := main_#t~nondet70;havoc main_#t~nondet70;~nl4~0 := main_#t~nondet71;havoc main_#t~nondet71;~m4~0 := main_#t~nondet72;havoc main_#t~nondet72;~max4~0 := main_#t~nondet73;havoc main_#t~nondet73;~mode4~0 := main_#t~nondet74;havoc main_#t~nondet74;~id5~0 := main_#t~nondet75;havoc main_#t~nondet75;~r5~0 := main_#t~nondet76;havoc main_#t~nondet76;~st5~0 := main_#t~nondet77;havoc main_#t~nondet77;~nl5~0 := main_#t~nondet78;havoc main_#t~nondet78;~m5~0 := main_#t~nondet79;havoc main_#t~nondet79;~max5~0 := main_#t~nondet80;havoc main_#t~nondet80;~mode5~0 := main_#t~nondet81;havoc main_#t~nondet81;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 1984#L623 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 1440#L642 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 1611#L652 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 1606#L671 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 2011#L681 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 1719#L700 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 1715#L710 assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 1635#L729 init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 1829#L739 assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 1714#L758 init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 2026#L768 assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 1464#L787 init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 1457#L797 assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 1458#L816 init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 1850#L826 assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 1455#L845 init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 2094#L855 assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 1496#L874 init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 1497#L884 assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 1491#L903 init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 2070#L913 assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 1923#L932 init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 2092#L942 assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 1486#L961 init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 1918#L971 assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 1917#L990 init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 2032#L1000 assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 1759#L1019 init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 1753#L1029 assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 1754#L1048 init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 1858#L1058 assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 1752#L1077 init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 2047#L1087 assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 1516#L1106 init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 1517#L1116 assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 1519#L1135 init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 1886#L1145 assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 1510#L1164 init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 2104#L1174 assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 1504#L1193 init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 1505#L1203 assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 1567#L1222 init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 1996#L1232 assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 1646#L1251 init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 1642#L1261 assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 1559#L1280 init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 1817#L1290 assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 1637#L1309 init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 1993#L1319 assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 1686#L1338 init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 1687#L1348 assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 1679#L1367 init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 1804#L1377 assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 1789#L1396 init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 2052#L1406 assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 1599#L1425 init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 1589#L1435 assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 1590#L1454 init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 1891#L1464 assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 1588#L1483 init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 2118#L1493 assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 1577#L1512 init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 1578#L1522 assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 1576#L1541 init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 2019#L1551 assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 1697#L1570 init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 1698#L1580 assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 1615#L1599 init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 1820#L1609 assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 1692#L1628 init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 2017#L1638 assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 1443#L1657 init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 1436#L1667 assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 1437#L1686 init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 1836#L1696 assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 1435#L1715 init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 2128#L1725 assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 1474#L1744 init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 1475#L1754 assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 1467#L1773 init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 2066#L1783 assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 1629#L1802 init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 2095#L1812 assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 1461#L1831 init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 1620#L1841 assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 1623#L1860 init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 2020#L1870 assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 1740#L1889 init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 1731#L1899 assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 1732#L1918 init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 1842#L1928 assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 1736#L1947 init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 2034#L1957 assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 1483#L1976 init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 1479#L1986 assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 1480#L2005 init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 1869#L2015 assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 1477#L2034 init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 2099#L2044 assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 1523#L2063 init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 1524#L2073 assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 1529#L2092 init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 1976#L2102 assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 1932#L2121 init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 2097#L2131 assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 1513#L2150 init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 1927#L2160 assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 1929#L2179 init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 1967#L2189 assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 1654#L2208 init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 1655#L2218 assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 1647#L2237 init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 1874#L2247 assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 1774#L2266 init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 2062#L2276 assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 1556#L2295 init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 1560#L2305 assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 1561#L2324 init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 1873#L2334 assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 1551#L2353 init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 2113#L2363 assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 1533#L2363-1 init_#res := init_~tmp___59~0; 1700#L2604 main_#t~ret82 := init_#res;main_~i2~0 := main_#t~ret82;havoc main_#t~ret82;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 1701#L21 assume !(0 == assume_abort_if_not_~cond); 1985#L20 ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~nomsg~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~nomsg~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~nomsg~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~nomsg~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~nomsg~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~nomsg~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~nomsg~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~nomsg~0;~p54_new~0 := ~nomsg~0;main_~i2~0 := 0; 1835#L2776-2 [2020-11-29 20:32:57,188 INFO L796 eck$LassoCheckResult]: Loop: 1835#L2776-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10; 1741#L148 assume !(0 != ~mode1~0 % 256); 1742#L187 assume !(~r1~0 < 4); 2073#L187-1 ~mode1~0 := 1; 1734#L148-2 havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14; 1735#L211 assume !(0 != ~mode2~0 % 256); 1960#L250 assume !(~r2~0 < 4); 1573#L250-1 ~mode2~0 := 1; 1957#L211-2 havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18; 1958#L274 assume !(0 != ~mode3~0 % 256); 1764#L313 assume !(~r3~0 < 4); 1765#L313-1 ~mode3~0 := 1; 1767#L274-2 havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22; 1971#L337 assume !(0 != ~mode4~0 % 256); 1795#L376 assume !(~r4~0 < 4); 1796#L376-1 ~mode4~0 := 1; 1603#L337-2 havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26; 1592#L400 assume !(0 != ~mode5~0 % 256); 1593#L439 assume !(~r5~0 < 4); 1663#L439-1 ~mode5~0 := 1; 1541#L400-2 ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1542#L2612 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1616#L2613 assume ~st1~0 + ~nl1~0 <= 1; 1444#L2614 assume ~st2~0 + ~nl2~0 <= 1; 1445#L2615 assume ~st3~0 + ~nl3~0 <= 1; 1691#L2616 assume ~st4~0 + ~nl4~0 <= 1; 2117#L2617 assume ~st5~0 + ~nl5~0 <= 1; 2130#L2618 assume ~r1~0 >= 4; 1821#L2622 assume ~r1~0 < 4; 1694#L2627 assume ~r1~0 >= 4; 1912#L2632 assume ~r1~0 < 4;check_~tmp~1 := 1; 1450#L2612-1 check_#res := check_~tmp~1; 1612#L2668 main_#t~ret83 := check_#res;main_~c1~0 := main_#t~ret83;havoc main_#t~ret83;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1613#L2836 assume !(0 == assert_~arg % 256); 1849#L2831 main_#t~post84 := main_~i2~0;main_~i2~0 := 1 + main_#t~post84;havoc main_#t~post84; 1835#L2776-2 [2020-11-29 20:32:57,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:57,189 INFO L82 PathProgramCache]: Analyzing trace with hash -1593308194, now seen corresponding path program 2 times [2020-11-29 20:32:57,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:57,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984330426] [2020-11-29 20:32:57,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:57,365 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 20:32:57,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984330426] [2020-11-29 20:32:57,365 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:57,365 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 20:32:57,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519485645] [2020-11-29 20:32:57,366 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-29 20:32:57,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:57,367 INFO L82 PathProgramCache]: Analyzing trace with hash 1856582079, now seen corresponding path program 1 times [2020-11-29 20:32:57,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:57,368 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860595439] [2020-11-29 20:32:57,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:57,411 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 20:32:57,411 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860595439] [2020-11-29 20:32:57,411 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:57,412 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:32:57,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720112642] [2020-11-29 20:32:57,412 INFO L811 eck$LassoCheckResult]: loop already infeasible [2020-11-29 20:32:57,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:32:57,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:32:57,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:32:57,414 INFO L87 Difference]: Start difference. First operand 700 states and 1284 transitions. cyclomatic complexity: 585 Second operand 3 states. [2020-11-29 20:32:57,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:32:57,472 INFO L93 Difference]: Finished difference Result 827 states and 1492 transitions. [2020-11-29 20:32:57,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:32:57,473 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 827 states and 1492 transitions. [2020-11-29 20:32:57,482 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 281 [2020-11-29 20:32:57,492 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 827 states to 827 states and 1492 transitions. [2020-11-29 20:32:57,492 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 827 [2020-11-29 20:32:57,494 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 827 [2020-11-29 20:32:57,500 INFO L73 IsDeterministic]: Start isDeterministic. Operand 827 states and 1492 transitions. [2020-11-29 20:32:57,503 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 20:32:57,503 INFO L691 BuchiCegarLoop]: Abstraction has 827 states and 1492 transitions. [2020-11-29 20:32:57,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 827 states and 1492 transitions. [2020-11-29 20:32:57,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 827 to 827. [2020-11-29 20:32:57,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 827 states. [2020-11-29 20:32:57,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 1492 transitions. [2020-11-29 20:32:57,563 INFO L714 BuchiCegarLoop]: Abstraction has 827 states and 1492 transitions. [2020-11-29 20:32:57,563 INFO L594 BuchiCegarLoop]: Abstraction has 827 states and 1492 transitions. [2020-11-29 20:32:57,563 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2020-11-29 20:32:57,563 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 827 states and 1492 transitions. [2020-11-29 20:32:57,570 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 281 [2020-11-29 20:32:57,570 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2020-11-29 20:32:57,570 INFO L119 BuchiIsEmpty]: Starting construction of run [2020-11-29 20:32:57,581 INFO L852 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:32:57,582 INFO L853 BuchiCegarLoop]: Counterexample loop 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] [2020-11-29 20:32:57,585 INFO L794 eck$LassoCheckResult]: Stem: 3618#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(40);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p15~0 := 0;~p15_old~0 := 0;~p15_new~0 := 0;~ep15~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p25~0 := 0;~p25_old~0 := 0;~p25_new~0 := 0;~ep25~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p35~0 := 0;~p35_old~0 := 0;~p35_new~0 := 0;~ep35~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~p45~0 := 0;~p45_old~0 := 0;~p45_new~0 := 0;~ep45~0 := 0;~p51~0 := 0;~p51_old~0 := 0;~p51_new~0 := 0;~ep51~0 := 0;~p52~0 := 0;~p52_old~0 := 0;~p52_new~0 := 0;~ep52~0 := 0;~p53~0 := 0;~p53_old~0 := 0;~p53_new~0 := 0;~ep53~0 := 0;~p54~0 := 0;~p54_old~0 := 0;~p54_new~0 := 0;~ep54~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~id5~0 := 0;~r5~0 := 0;~st5~0 := 0;~nl5~0 := 0;~m5~0 := 0;~max5~0 := 0;~mode5~0 := 0; 3519#L-1 havoc main_#res;havoc main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~nondet63, main_#t~nondet64, main_#t~nondet65, main_#t~nondet66, main_#t~nondet67, main_#t~nondet68, main_#t~nondet69, main_#t~nondet70, main_#t~nondet71, main_#t~nondet72, main_#t~nondet73, main_#t~nondet74, main_#t~nondet75, main_#t~nondet76, main_#t~nondet77, main_#t~nondet78, main_#t~nondet79, main_#t~nondet80, main_#t~nondet81, main_#t~ret82, main_#t~ret83, main_#t~post84, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep13~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep14~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep15~0 := main_#t~nondet30;havoc main_#t~nondet30;~ep21~0 := main_#t~nondet31;havoc main_#t~nondet31;~ep23~0 := main_#t~nondet32;havoc main_#t~nondet32;~ep24~0 := main_#t~nondet33;havoc main_#t~nondet33;~ep25~0 := main_#t~nondet34;havoc main_#t~nondet34;~ep31~0 := main_#t~nondet35;havoc main_#t~nondet35;~ep32~0 := main_#t~nondet36;havoc main_#t~nondet36;~ep34~0 := main_#t~nondet37;havoc main_#t~nondet37;~ep35~0 := main_#t~nondet38;havoc main_#t~nondet38;~ep41~0 := main_#t~nondet39;havoc main_#t~nondet39;~ep42~0 := main_#t~nondet40;havoc main_#t~nondet40;~ep43~0 := main_#t~nondet41;havoc main_#t~nondet41;~ep45~0 := main_#t~nondet42;havoc main_#t~nondet42;~ep51~0 := main_#t~nondet43;havoc main_#t~nondet43;~ep52~0 := main_#t~nondet44;havoc main_#t~nondet44;~ep53~0 := main_#t~nondet45;havoc main_#t~nondet45;~ep54~0 := main_#t~nondet46;havoc main_#t~nondet46;~id1~0 := main_#t~nondet47;havoc main_#t~nondet47;~r1~0 := main_#t~nondet48;havoc main_#t~nondet48;~st1~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl1~0 := main_#t~nondet50;havoc main_#t~nondet50;~m1~0 := main_#t~nondet51;havoc main_#t~nondet51;~max1~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode1~0 := main_#t~nondet53;havoc main_#t~nondet53;~id2~0 := main_#t~nondet54;havoc main_#t~nondet54;~r2~0 := main_#t~nondet55;havoc main_#t~nondet55;~st2~0 := main_#t~nondet56;havoc main_#t~nondet56;~nl2~0 := main_#t~nondet57;havoc main_#t~nondet57;~m2~0 := main_#t~nondet58;havoc main_#t~nondet58;~max2~0 := main_#t~nondet59;havoc main_#t~nondet59;~mode2~0 := main_#t~nondet60;havoc main_#t~nondet60;~id3~0 := main_#t~nondet61;havoc main_#t~nondet61;~r3~0 := main_#t~nondet62;havoc main_#t~nondet62;~st3~0 := main_#t~nondet63;havoc main_#t~nondet63;~nl3~0 := main_#t~nondet64;havoc main_#t~nondet64;~m3~0 := main_#t~nondet65;havoc main_#t~nondet65;~max3~0 := main_#t~nondet66;havoc main_#t~nondet66;~mode3~0 := main_#t~nondet67;havoc main_#t~nondet67;~id4~0 := main_#t~nondet68;havoc main_#t~nondet68;~r4~0 := main_#t~nondet69;havoc main_#t~nondet69;~st4~0 := main_#t~nondet70;havoc main_#t~nondet70;~nl4~0 := main_#t~nondet71;havoc main_#t~nondet71;~m4~0 := main_#t~nondet72;havoc main_#t~nondet72;~max4~0 := main_#t~nondet73;havoc main_#t~nondet73;~mode4~0 := main_#t~nondet74;havoc main_#t~nondet74;~id5~0 := main_#t~nondet75;havoc main_#t~nondet75;~r5~0 := main_#t~nondet76;havoc main_#t~nondet76;~st5~0 := main_#t~nondet77;havoc main_#t~nondet77;~nl5~0 := main_#t~nondet78;havoc main_#t~nondet78;~m5~0 := main_#t~nondet79;havoc main_#t~nondet79;~max5~0 := main_#t~nondet80;havoc main_#t~nondet80;~mode5~0 := main_#t~nondet81;havoc main_#t~nondet81;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r151~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r251~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r351~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r451~0, init_~r511~0, init_~r521~0, init_~r531~0, init_~r541~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r152~0, init_~tmp___2~0, init_~r212~0, init_~tmp___3~0, init_~r232~0, init_~tmp___4~0, init_~r242~0, init_~tmp___5~0, init_~r252~0, init_~tmp___6~0, init_~r312~0, init_~tmp___7~0, init_~r322~0, init_~tmp___8~0, init_~r342~0, init_~tmp___9~0, init_~r352~0, init_~tmp___10~0, init_~r412~0, init_~tmp___11~0, init_~r422~0, init_~tmp___12~0, init_~r432~0, init_~tmp___13~0, init_~r452~0, init_~tmp___14~0, init_~r512~0, init_~tmp___15~0, init_~r522~0, init_~tmp___16~0, init_~r532~0, init_~tmp___17~0, init_~r542~0, init_~tmp___18~0, init_~r123~0, init_~tmp___19~0, init_~r133~0, init_~tmp___20~0, init_~r143~0, init_~tmp___21~0, init_~r153~0, init_~tmp___22~0, init_~r213~0, init_~tmp___23~0, init_~r233~0, init_~tmp___24~0, init_~r243~0, init_~tmp___25~0, init_~r253~0, init_~tmp___26~0, init_~r313~0, init_~tmp___27~0, init_~r323~0, init_~tmp___28~0, init_~r343~0, init_~tmp___29~0, init_~r353~0, init_~tmp___30~0, init_~r413~0, init_~tmp___31~0, init_~r423~0, init_~tmp___32~0, init_~r433~0, init_~tmp___33~0, init_~r453~0, init_~tmp___34~0, init_~r513~0, init_~tmp___35~0, init_~r523~0, init_~tmp___36~0, init_~r533~0, init_~tmp___37~0, init_~r543~0, init_~tmp___38~0, init_~r124~0, init_~tmp___39~0, init_~r134~0, init_~tmp___40~0, init_~r144~0, init_~tmp___41~0, init_~r154~0, init_~tmp___42~0, init_~r214~0, init_~tmp___43~0, init_~r234~0, init_~tmp___44~0, init_~r244~0, init_~tmp___45~0, init_~r254~0, init_~tmp___46~0, init_~r314~0, init_~tmp___47~0, init_~r324~0, init_~tmp___48~0, init_~r344~0, init_~tmp___49~0, init_~r354~0, init_~tmp___50~0, init_~r414~0, init_~tmp___51~0, init_~r424~0, init_~tmp___52~0, init_~r434~0, init_~tmp___53~0, init_~r454~0, init_~tmp___54~0, init_~r514~0, init_~tmp___55~0, init_~r524~0, init_~tmp___56~0, init_~r534~0, init_~tmp___57~0, init_~r544~0, init_~tmp___58~0, init_~tmp___59~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r151~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r251~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r351~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r451~0;havoc init_~r511~0;havoc init_~r521~0;havoc init_~r531~0;havoc init_~r541~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r152~0;havoc init_~tmp___2~0;havoc init_~r212~0;havoc init_~tmp___3~0;havoc init_~r232~0;havoc init_~tmp___4~0;havoc init_~r242~0;havoc init_~tmp___5~0;havoc init_~r252~0;havoc init_~tmp___6~0;havoc init_~r312~0;havoc init_~tmp___7~0;havoc init_~r322~0;havoc init_~tmp___8~0;havoc init_~r342~0;havoc init_~tmp___9~0;havoc init_~r352~0;havoc init_~tmp___10~0;havoc init_~r412~0;havoc init_~tmp___11~0;havoc init_~r422~0;havoc init_~tmp___12~0;havoc init_~r432~0;havoc init_~tmp___13~0;havoc init_~r452~0;havoc init_~tmp___14~0;havoc init_~r512~0;havoc init_~tmp___15~0;havoc init_~r522~0;havoc init_~tmp___16~0;havoc init_~r532~0;havoc init_~tmp___17~0;havoc init_~r542~0;havoc init_~tmp___18~0;havoc init_~r123~0;havoc init_~tmp___19~0;havoc init_~r133~0;havoc init_~tmp___20~0;havoc init_~r143~0;havoc init_~tmp___21~0;havoc init_~r153~0;havoc init_~tmp___22~0;havoc init_~r213~0;havoc init_~tmp___23~0;havoc init_~r233~0;havoc init_~tmp___24~0;havoc init_~r243~0;havoc init_~tmp___25~0;havoc init_~r253~0;havoc init_~tmp___26~0;havoc init_~r313~0;havoc init_~tmp___27~0;havoc init_~r323~0;havoc init_~tmp___28~0;havoc init_~r343~0;havoc init_~tmp___29~0;havoc init_~r353~0;havoc init_~tmp___30~0;havoc init_~r413~0;havoc init_~tmp___31~0;havoc init_~r423~0;havoc init_~tmp___32~0;havoc init_~r433~0;havoc init_~tmp___33~0;havoc init_~r453~0;havoc init_~tmp___34~0;havoc init_~r513~0;havoc init_~tmp___35~0;havoc init_~r523~0;havoc init_~tmp___36~0;havoc init_~r533~0;havoc init_~tmp___37~0;havoc init_~r543~0;havoc init_~tmp___38~0;havoc init_~r124~0;havoc init_~tmp___39~0;havoc init_~r134~0;havoc init_~tmp___40~0;havoc init_~r144~0;havoc init_~tmp___41~0;havoc init_~r154~0;havoc init_~tmp___42~0;havoc init_~r214~0;havoc init_~tmp___43~0;havoc init_~r234~0;havoc init_~tmp___44~0;havoc init_~r244~0;havoc init_~tmp___45~0;havoc init_~r254~0;havoc init_~tmp___46~0;havoc init_~r314~0;havoc init_~tmp___47~0;havoc init_~r324~0;havoc init_~tmp___48~0;havoc init_~r344~0;havoc init_~tmp___49~0;havoc init_~r354~0;havoc init_~tmp___50~0;havoc init_~r414~0;havoc init_~tmp___51~0;havoc init_~r424~0;havoc init_~tmp___52~0;havoc init_~r434~0;havoc init_~tmp___53~0;havoc init_~r454~0;havoc init_~tmp___54~0;havoc init_~r514~0;havoc init_~tmp___55~0;havoc init_~r524~0;havoc init_~tmp___56~0;havoc init_~r534~0;havoc init_~tmp___57~0;havoc init_~r544~0;havoc init_~tmp___58~0;havoc init_~tmp___59~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r151~0 := ~ep15~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r251~0 := ~ep25~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r351~0 := ~ep35~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0;init_~r451~0 := ~ep45~0;init_~r511~0 := ~ep51~0;init_~r521~0 := ~ep52~0;init_~r531~0 := ~ep53~0;init_~r541~0 := ~ep54~0; 3520#L623 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 2976#L642 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 3147#L652 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 3142#L671 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 3549#L681 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 3255#L700 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 3251#L710 assume 0 != init_~r151~0 % 256;init_~tmp___2~0 := 1; 3171#L729 init_~r152~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 3365#L739 assume 0 != init_~r211~0 % 256;init_~tmp___3~0 := 1; 3250#L758 init_~r212~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 3564#L768 assume 0 != init_~r231~0 % 256;init_~tmp___4~0 := 1; 2998#L787 init_~r232~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 2993#L797 assume 0 != init_~r241~0 % 256;init_~tmp___5~0 := 1; 2994#L816 init_~r242~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 3385#L826 assume 0 != init_~r251~0 % 256;init_~tmp___6~0 := 1; 2991#L845 init_~r252~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 3635#L855 assume 0 != init_~r311~0 % 256;init_~tmp___7~0 := 1; 3032#L874 init_~r312~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 3033#L884 assume 0 != init_~r321~0 % 256;init_~tmp___8~0 := 1; 3027#L903 init_~r322~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 3609#L913 assume 0 != init_~r341~0 % 256;init_~tmp___9~0 := 1; 3460#L932 init_~r342~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 3633#L942 assume 0 != init_~r351~0 % 256;init_~tmp___10~0 := 1; 3022#L961 init_~r352~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 3455#L971 assume 0 != init_~r411~0 % 256;init_~tmp___11~0 := 1; 3454#L990 init_~r412~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 3571#L1000 assume 0 != init_~r421~0 % 256;init_~tmp___12~0 := 1; 3295#L1019 init_~r422~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 3289#L1029 assume 0 != init_~r431~0 % 256;init_~tmp___13~0 := 1; 3290#L1048 init_~r432~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 3391#L1058 assume 0 != init_~r451~0 % 256;init_~tmp___14~0 := 1; 3288#L1077 init_~r452~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 3586#L1087 assume 0 != init_~r511~0 % 256;init_~tmp___15~0 := 1; 3052#L1106 init_~r512~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 3053#L1116 assume 0 != init_~r521~0 % 256;init_~tmp___16~0 := 1; 3055#L1135 init_~r522~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 3419#L1145 assume 0 != init_~r531~0 % 256;init_~tmp___17~0 := 1; 3046#L1164 init_~r532~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 3645#L1174 assume 0 != init_~r541~0 % 256;init_~tmp___18~0 := 1; 3040#L1193 init_~r542~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 3041#L1203 assume 0 != init_~r122~0 % 256;init_~tmp___19~0 := 1; 3103#L1222 init_~r123~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 3534#L1232 assume 0 != init_~r132~0 % 256;init_~tmp___20~0 := 1; 3182#L1251 init_~r133~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 3175#L1261 assume 0 != init_~r142~0 % 256;init_~tmp___21~0 := 1; 3092#L1280 init_~r143~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 3351#L1290 assume 0 != init_~r152~0 % 256;init_~tmp___22~0 := 1; 3173#L1309 init_~r153~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 3531#L1319 assume 0 != init_~r212~0 % 256;init_~tmp___23~0 := 1; 3220#L1338 init_~r213~0 := (if 0 == init_~tmp___23~0 then 0 else 1); 3221#L1348 assume 0 != init_~r232~0 % 256;init_~tmp___24~0 := 1; 3215#L1367 init_~r233~0 := (if 0 == init_~tmp___24~0 then 0 else 1); 3340#L1377 assume 0 != init_~r242~0 % 256;init_~tmp___25~0 := 1; 3324#L1396 init_~r243~0 := (if 0 == init_~tmp___25~0 then 0 else 1); 3590#L1406 assume 0 != init_~r252~0 % 256;init_~tmp___26~0 := 1; 3133#L1425 init_~r253~0 := (if 0 == init_~tmp___26~0 then 0 else 1); 3125#L1435 assume 0 != init_~r312~0 % 256;init_~tmp___27~0 := 1; 3126#L1454 init_~r313~0 := (if 0 == init_~tmp___27~0 then 0 else 1); 3427#L1464 assume 0 != init_~r322~0 % 256;init_~tmp___28~0 := 1; 3121#L1483 init_~r323~0 := (if 0 == init_~tmp___28~0 then 0 else 1); 3659#L1493 assume 0 != init_~r342~0 % 256;init_~tmp___29~0 := 1; 3113#L1512 init_~r343~0 := (if 0 == init_~tmp___29~0 then 0 else 1); 3114#L1522 assume 0 != init_~r352~0 % 256;init_~tmp___30~0 := 1; 3109#L1541 init_~r353~0 := (if 0 == init_~tmp___30~0 then 0 else 1); 3557#L1551 assume 0 != init_~r412~0 % 256;init_~tmp___31~0 := 1; 3233#L1570 init_~r413~0 := (if 0 == init_~tmp___31~0 then 0 else 1); 3234#L1580 assume 0 != init_~r422~0 % 256;init_~tmp___32~0 := 1; 3151#L1599 init_~r423~0 := (if 0 == init_~tmp___32~0 then 0 else 1); 3354#L1609 assume 0 != init_~r432~0 % 256;init_~tmp___33~0 := 1; 3227#L1628 init_~r433~0 := (if 0 == init_~tmp___33~0 then 0 else 1); 3555#L1638 assume 0 != init_~r452~0 % 256;init_~tmp___34~0 := 1; 2979#L1657 init_~r453~0 := (if 0 == init_~tmp___34~0 then 0 else 1); 2972#L1667 assume 0 != init_~r512~0 % 256;init_~tmp___35~0 := 1; 2973#L1686 init_~r513~0 := (if 0 == init_~tmp___35~0 then 0 else 1); 3372#L1696 assume 0 != init_~r522~0 % 256;init_~tmp___36~0 := 1; 2971#L1715 init_~r523~0 := (if 0 == init_~tmp___36~0 then 0 else 1); 3669#L1725 assume 0 != init_~r532~0 % 256;init_~tmp___37~0 := 1; 3010#L1744 init_~r533~0 := (if 0 == init_~tmp___37~0 then 0 else 1); 3011#L1754 assume 0 != init_~r542~0 % 256;init_~tmp___38~0 := 1; 3003#L1773 init_~r543~0 := (if 0 == init_~tmp___38~0 then 0 else 1); 3605#L1783 assume 0 != init_~r123~0 % 256;init_~tmp___39~0 := 1; 3165#L1802 init_~r124~0 := (if 0 == init_~tmp___39~0 then 0 else 1); 3637#L1812 assume 0 != init_~r133~0 % 256;init_~tmp___40~0 := 1; 3000#L1831 init_~r134~0 := (if 0 == init_~tmp___40~0 then 0 else 1); 3157#L1841 assume 0 != init_~r143~0 % 256;init_~tmp___41~0 := 1; 3162#L1860 init_~r144~0 := (if 0 == init_~tmp___41~0 then 0 else 1); 3558#L1870 assume 0 != init_~r153~0 % 256;init_~tmp___42~0 := 1; 3276#L1889 init_~r154~0 := (if 0 == init_~tmp___42~0 then 0 else 1); 3267#L1899 assume 0 != init_~r213~0 % 256;init_~tmp___43~0 := 1; 3268#L1918 init_~r214~0 := (if 0 == init_~tmp___43~0 then 0 else 1); 3378#L1928 assume 0 != init_~r233~0 % 256;init_~tmp___44~0 := 1; 3272#L1947 init_~r234~0 := (if 0 == init_~tmp___44~0 then 0 else 1); 3575#L1957 assume 0 != init_~r243~0 % 256;init_~tmp___45~0 := 1; 3019#L1976 init_~r244~0 := (if 0 == init_~tmp___45~0 then 0 else 1); 3015#L1986 assume 0 != init_~r253~0 % 256;init_~tmp___46~0 := 1; 3016#L2005 init_~r254~0 := (if 0 == init_~tmp___46~0 then 0 else 1); 3405#L2015 assume 0 != init_~r313~0 % 256;init_~tmp___47~0 := 1; 3013#L2034 init_~r314~0 := (if 0 == init_~tmp___47~0 then 0 else 1); 3640#L2044 assume 0 != init_~r323~0 % 256;init_~tmp___48~0 := 1; 3059#L2063 init_~r324~0 := (if 0 == init_~tmp___48~0 then 0 else 1); 3060#L2073 assume 0 != init_~r343~0 % 256;init_~tmp___49~0 := 1; 3065#L2092 init_~r344~0 := (if 0 == init_~tmp___49~0 then 0 else 1); 3514#L2102 assume 0 != init_~r353~0 % 256;init_~tmp___50~0 := 1; 3469#L2121 init_~r354~0 := (if 0 == init_~tmp___50~0 then 0 else 1); 3638#L2131 assume 0 != init_~r413~0 % 256;init_~tmp___51~0 := 1; 3049#L2150 init_~r414~0 := (if 0 == init_~tmp___51~0 then 0 else 1); 3464#L2160 assume 0 != init_~r423~0 % 256;init_~tmp___52~0 := 1; 3466#L2179 init_~r424~0 := (if 0 == init_~tmp___52~0 then 0 else 1); 3505#L2189 assume 0 != init_~r433~0 % 256;init_~tmp___53~0 := 1; 3190#L2208 init_~r434~0 := (if 0 == init_~tmp___53~0 then 0 else 1); 3191#L2218 assume 0 != init_~r453~0 % 256;init_~tmp___54~0 := 1; 3183#L2237 init_~r454~0 := (if 0 == init_~tmp___54~0 then 0 else 1); 3410#L2247 assume 0 != init_~r513~0 % 256;init_~tmp___55~0 := 1; 3310#L2266 init_~r514~0 := (if 0 == init_~tmp___55~0 then 0 else 1); 3601#L2276 assume 0 != init_~r523~0 % 256;init_~tmp___56~0 := 1; 3094#L2295 init_~r524~0 := (if 0 == init_~tmp___56~0 then 0 else 1); 3096#L2305 assume 0 != init_~r533~0 % 256;init_~tmp___57~0 := 1; 3097#L2324 init_~r534~0 := (if 0 == init_~tmp___57~0 then 0 else 1); 3409#L2334 assume 0 != init_~r543~0 % 256;init_~tmp___58~0 := 1; 3087#L2353 init_~r544~0 := (if 0 == init_~tmp___58~0 then 0 else 1); 3654#L2363 assume !(~id1~0 != ~id2~0);init_~tmp___59~0 := 0; 3069#L2363-1 init_#res := init_~tmp___59~0; 3236#L2604 main_#t~ret82 := init_#res;main_~i2~0 := main_#t~ret82;havoc main_#t~ret82;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 3237#L21 assume !(0 == assume_abort_if_not_~cond); 3524#L20 ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~nomsg~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~nomsg~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~nomsg~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~nomsg~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~nomsg~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~nomsg~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~nomsg~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~nomsg~0;~p54_new~0 := ~nomsg~0;main_~i2~0 := 0; 3568#L2776-2 [2020-11-29 20:32:57,585 INFO L796 eck$LassoCheckResult]: Loop: 3568#L2776-2 assume !!(main_~i2~0 < 10);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_#t~ite10; 3791#L148 assume !(0 != ~mode1~0 % 256); 3790#L187 assume ~r1~0 < 4; 3393#L188 assume !(0 != ~ep12~0 % 256); 3387#L188-2 assume !(0 != ~ep13~0 % 256); 3029#L191-1 assume !(0 != ~ep14~0 % 256); 3030#L194-1 assume !(0 != ~ep15~0 % 256); 3620#L187-1 ~mode1~0 := 1; 3497#L148-2 havoc node2_#t~ite11, node2_#t~ite12, node2_#t~ite13, node2_#t~ite14; 3764#L211 assume !(0 != ~mode2~0 % 256); 3765#L250 assume !(~r2~0 < 4); 3747#L250-1 ~mode2~0 := 1; 3746#L211-2 havoc node3_#t~ite15, node3_#t~ite16, node3_#t~ite17, node3_#t~ite18; 3745#L274 assume !(0 != ~mode3~0 % 256); 3729#L313 assume !(~r3~0 < 4); 3725#L313-1 ~mode3~0 := 1; 3724#L274-2 havoc node4_#t~ite19, node4_#t~ite20, node4_#t~ite21, node4_#t~ite22; 3722#L337 assume !(0 != ~mode4~0 % 256); 3723#L376 assume !(~r4~0 < 4); 3705#L376-1 ~mode4~0 := 1; 3704#L337-2 havoc node5_#t~ite23, node5_#t~ite24, node5_#t~ite25, node5_#t~ite26; 3703#L400 assume !(0 != ~mode5~0 % 256); 3687#L439 assume !(~r5~0 < 4); 3683#L439-1 ~mode5~0 := 1; 3682#L400-2 ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p15_old~0 := ~p15_new~0;~p15_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p25_old~0 := ~p25_new~0;~p25_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p35_old~0 := ~p35_new~0;~p35_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;~p45_old~0 := ~p45_new~0;~p45_new~0 := ~nomsg~0;~p51_old~0 := ~p51_new~0;~p51_new~0 := ~nomsg~0;~p52_old~0 := ~p52_new~0;~p52_new~0 := ~nomsg~0;~p53_old~0 := ~p53_new~0;~p53_new~0 := ~nomsg~0;~p54_old~0 := ~p54_new~0;~p54_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 3681#L2612 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3680#L2613 assume ~st1~0 + ~nl1~0 <= 1; 3679#L2614 assume ~st2~0 + ~nl2~0 <= 1; 3678#L2615 assume ~st3~0 + ~nl3~0 <= 1; 3677#L2616 assume ~st4~0 + ~nl4~0 <= 1; 3676#L2617 assume ~st5~0 + ~nl5~0 <= 1; 3675#L2618 assume !(~r1~0 >= 4); 3447#L2621 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3448#L2622 assume ~r1~0 < 4; 3674#L2627 assume !(~r1~0 >= 4); 3623#L2631 assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0 + ~nl5~0; 3624#L2632 assume ~r1~0 < 4;check_~tmp~1 := 1; 3795#L2612-1 check_#res := check_~tmp~1; 3794#L2668 main_#t~ret83 := check_#res;main_~c1~0 := main_#t~ret83;havoc main_#t~ret83;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 3793#L2836 assume !(0 == assert_~arg % 256); 3792#L2831 main_#t~post84 := main_~i2~0;main_~i2~0 := 1 + main_#t~post84;havoc main_#t~post84; 3568#L2776-2 [2020-11-29 20:32:57,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:57,587 INFO L82 PathProgramCache]: Analyzing trace with hash -1593308194, now seen corresponding path program 3 times [2020-11-29 20:32:57,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:57,587 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8895312] [2020-11-29 20:32:57,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:57,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:32:57,750 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 20:32:57,751 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8895312] [2020-11-29 20:32:57,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:32:57,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-29 20:32:57,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314692717] [2020-11-29 20:32:57,752 INFO L799 eck$LassoCheckResult]: stem already infeasible [2020-11-29 20:32:57,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:32:57,752 INFO L82 PathProgramCache]: Analyzing trace with hash -991630941, now seen corresponding path program 1 times [2020-11-29 20:32:57,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:32:57,753 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772502722] [2020-11-29 20:32:57,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:32:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:32:57,777 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:32:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 20:32:57,788 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 20:32:57,834 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 20:32:58,895 WARN L193 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 205 DAG size of output: 199 [2020-11-29 20:32:59,858 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 197 [2020-11-29 20:32:59,894 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:32:59,894 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:32:59,895 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:32:59,895 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:32:59,895 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2020-11-29 20:32:59,895 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:32:59,895 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:32:59,896 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:32:59,896 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_floodmax.5.2.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2020-11-29 20:32:59,897 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:32:59,897 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:32:59,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:32:59,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:32:59,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:32:59,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:32:59,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,021 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,051 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,230 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-11-29 20:33:00,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:00,981 WARN L193 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-11-29 20:33:01,624 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-11-29 20:33:01,752 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:33:01,753 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:01,769 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2020-11-29 20:33:01,769 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:01,798 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2020-11-29 20:33:01,798 INFO L160 nArgumentSynthesizer]: Using integer mode. [2020-11-29 20:33:01,930 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2020-11-29 20:33:01,932 INFO L210 LassoAnalysis]: Preferences: [2020-11-29 20:33:01,932 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2020-11-29 20:33:01,932 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2020-11-29 20:33:01,932 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2020-11-29 20:33:01,932 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2020-11-29 20:33:01,932 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:01,932 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2020-11-29 20:33:01,932 INFO L132 ssoRankerPreferences]: Path of dumped script: [2020-11-29 20:33:01,932 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_floodmax.5.2.ufo.BOUNDED-10.pals.c_Iteration3_Loop [2020-11-29 20:33:01,932 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2020-11-29 20:33:01,932 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2020-11-29 20:33:01,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:01,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:01,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:01,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:01,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:01,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:01,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:01,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:01,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:01,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:01,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:01,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:01,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:01,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,048 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,059 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,213 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2020-11-29 20:33:02,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,242 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2020-11-29 20:33:02,906 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-11-29 20:33:03,493 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-11-29 20:33:03,549 INFO L292 LassoAnalysis]: Preprocessing complete. [2020-11-29 20:33:03,554 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:03,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:33:03,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:33:03,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:33:03,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:33:03,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:33:03,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:33:03,574 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:33:03,574 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:33:03,577 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:03,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:33:03,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:33:03,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:33:03,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:33:03,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:33:03,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:33:03,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:33:03,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:33:03,616 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:03,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:33:03,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:33:03,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:33:03,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:33:03,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:33:03,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:33:03,641 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:33:03,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:33:03,643 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:33:03,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:03,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:33:03,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:33:03,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:33:03,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:33:03,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:33:03,668 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:33:03,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:33:03,669 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:03,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:33:03,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:33:03,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:33:03,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:33:03,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:33:03,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:33:03,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:33:03,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:33:03,708 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:03,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:33:03,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:33:03,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:33:03,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:33:03,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:33:03,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:33:03,732 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:33:03,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:33:03,734 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:33:03,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:03,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:33:03,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:33:03,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:33:03,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:33:03,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:33:03,761 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:33:03,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:33:03,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:03,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:33:03,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:33:03,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:33:03,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:33:03,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:33:03,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:33:03,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:33:03,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:33:03,797 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:03,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:33:03,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:33:03,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:33:03,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:33:03,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:33:03,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:33:03,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:33:03,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:33:03,827 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:03,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2020-11-29 20:33:03,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2020-11-29 20:33:03,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2020-11-29 20:33:03,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2020-11-29 20:33:03,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2020-11-29 20:33:03,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2020-11-29 20:33:03,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2020-11-29 20:33:03,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2020-11-29 20:33:03,854 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2020-11-29 20:33:03,874 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2020-11-29 20:33:03,874 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_87b4375f-3337-4ed3-ae1e-89ef95cc537e/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2020-11-29 20:33:03,882 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2020-11-29 20:33:03,882 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2020-11-29 20:33:03,882 INFO L510 LassoAnalysis]: Proved termination. [2020-11-29 20:33:03,883 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0) = -2*ULTIMATE.start_main_~i2~0 + 19 Supporting invariants [] Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2020-11-29 20:33:03,916 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2020-11-29 20:33:03,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:33:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:33:04,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-29 20:33:04,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:33:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:33:04,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 20:33:04,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:33:04,390 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 20:33:04,398 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2020-11-29 20:33:04,399 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 827 states and 1492 transitions. cyclomatic complexity: 666 Second operand 3 states. [2020-11-29 20:33:04,554 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 827 states and 1492 transitions. cyclomatic complexity: 666. Second operand 3 states. Result 1107 states and 1958 transitions. Complement of second has 4 states. [2020-11-29 20:33:04,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2020-11-29 20:33:04,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-11-29 20:33:04,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1284 transitions. [2020-11-29 20:33:04,560 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1284 transitions. Stem has 127 letters. Loop has 41 letters. [2020-11-29 20:33:04,562 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:33:04,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1284 transitions. Stem has 168 letters. Loop has 41 letters. [2020-11-29 20:33:04,570 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:33:04,570 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 1284 transitions. Stem has 127 letters. Loop has 82 letters. [2020-11-29 20:33:04,571 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2020-11-29 20:33:04,571 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1107 states and 1958 transitions. [2020-11-29 20:33:04,585 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 20:33:04,585 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1107 states to 0 states and 0 transitions. [2020-11-29 20:33:04,585 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-29 20:33:04,585 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-29 20:33:04,585 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-29 20:33:04,585 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 20:33:04,585 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:33:04,586 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:33:04,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:33:04,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-29 20:33:04,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-29 20:33:04,587 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 5 states. [2020-11-29 20:33:04,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:33:04,588 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-11-29 20:33:04,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 20:33:04,588 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2020-11-29 20:33:04,588 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 20:33:04,588 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 20:33:04,588 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2020-11-29 20:33:04,588 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2020-11-29 20:33:04,589 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2020-11-29 20:33:04,589 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-11-29 20:33:04,589 INFO L691 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:33:04,589 INFO L714 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:33:04,589 INFO L594 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:33:04,589 INFO L427 BuchiCegarLoop]: ======== Iteration 4============ [2020-11-29 20:33:04,589 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2020-11-29 20:33:04,589 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2020-11-29 20:33:04,589 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2020-11-29 20:33:04,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 08:33:04 BoogieIcfgContainer [2020-11-29 20:33:04,597 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2020-11-29 20:33:04,600 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:33:04,600 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:33:04,600 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:33:04,600 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:32:55" (3/4) ... [2020-11-29 20:33:04,603 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 20:33:04,604 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:33:04,605 INFO L168 Benchmark]: Toolchain (without parser) took 12903.71 ms. Allocated memory was 107.0 MB in the beginning and 253.8 MB in the end (delta: 146.8 MB). Free memory was 71.0 MB in the beginning and 103.6 MB in the end (delta: -32.5 MB). Peak memory consumption was 114.1 MB. Max. memory is 16.1 GB. [2020-11-29 20:33:04,612 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 107.0 MB. Free memory was 81.5 MB in the beginning and 81.5 MB in the end (delta: 29.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:33:04,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 798.83 ms. Allocated memory is still 107.0 MB. Free memory was 70.8 MB in the beginning and 58.5 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. [2020-11-29 20:33:04,614 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.95 ms. Allocated memory is still 107.0 MB. Free memory was 58.5 MB in the beginning and 50.8 MB in the end (delta: 7.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 20:33:04,615 INFO L168 Benchmark]: Boogie Preprocessor took 126.03 ms. Allocated memory is still 107.0 MB. Free memory was 50.6 MB in the beginning and 42.8 MB in the end (delta: 7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:33:04,615 INFO L168 Benchmark]: RCFGBuilder took 2962.59 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 42.8 MB in the beginning and 47.5 MB in the end (delta: -4.7 MB). Peak memory consumption was 34.5 MB. Max. memory is 16.1 GB. [2020-11-29 20:33:04,619 INFO L168 Benchmark]: BuchiAutomizer took 8858.91 ms. Allocated memory was 130.0 MB in the beginning and 253.8 MB in the end (delta: 123.7 MB). Free memory was 46.5 MB in the beginning and 103.6 MB in the end (delta: -57.0 MB). Peak memory consumption was 66.6 MB. Max. memory is 16.1 GB. [2020-11-29 20:33:04,619 INFO L168 Benchmark]: Witness Printer took 4.04 ms. Allocated memory is still 253.8 MB. Free memory is still 103.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:33:04,627 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 107.0 MB. Free memory was 81.5 MB in the beginning and 81.5 MB in the end (delta: 29.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 798.83 ms. Allocated memory is still 107.0 MB. Free memory was 70.8 MB in the beginning and 58.5 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 144.95 ms. Allocated memory is still 107.0 MB. Free memory was 58.5 MB in the beginning and 50.8 MB in the end (delta: 7.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 126.03 ms. Allocated memory is still 107.0 MB. Free memory was 50.6 MB in the beginning and 42.8 MB in the end (delta: 7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2962.59 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 42.8 MB in the beginning and 47.5 MB in the end (delta: -4.7 MB). Peak memory consumption was 34.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 8858.91 ms. Allocated memory was 130.0 MB in the beginning and 253.8 MB in the end (delta: 123.7 MB). Free memory was 46.5 MB in the beginning and 103.6 MB in the end (delta: -57.0 MB). Peak memory consumption was 66.6 MB. Max. memory is 16.1 GB. * Witness Printer took 4.04 ms. Allocated memory is still 253.8 MB. Free memory is still 103.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * i2 + 19 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.8s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 7.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 827 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 3860 SDtfs, 1470 SDslu, 5397 SDs, 0 SdLazy, 36 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital265 mio100 ax100 hnf98 lsp46 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq231 hnf85 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...