./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/reducercommutativity/avg05-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/reducercommutativity/avg05-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 02f02b7f59fc1c3b5c77751f648b2e92e85109b700d3d48af7999437b36b94ea --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 20:23:07,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 20:23:07,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 20:23:07,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 20:23:07,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 20:23:07,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 20:23:07,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 20:23:08,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 20:23:08,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 20:23:08,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 20:23:08,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 20:23:08,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 20:23:08,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 20:23:08,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 20:23:08,010 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 20:23:08,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 20:23:08,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 20:23:08,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 20:23:08,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 20:23:08,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 20:23:08,023 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 20:23:08,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 20:23:08,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 20:23:08,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 20:23:08,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 20:23:08,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 20:23:08,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 20:23:08,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 20:23:08,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 20:23:08,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 20:23:08,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 20:23:08,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 20:23:08,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 20:23:08,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 20:23:08,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 20:23:08,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 20:23:08,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 20:23:08,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 20:23:08,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 20:23:08,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 20:23:08,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 20:23:08,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-19 20:23:08,063 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 20:23:08,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 20:23:08,063 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 20:23:08,064 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 20:23:08,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 20:23:08,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 20:23:08,065 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 20:23:08,065 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 20:23:08,065 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 20:23:08,065 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 20:23:08,066 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 20:23:08,066 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 20:23:08,066 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 20:23:08,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 20:23:08,067 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-19 20:23:08,067 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 20:23:08,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 20:23:08,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-19 20:23:08,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 20:23:08,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 20:23:08,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 20:23:08,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 20:23:08,068 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-19 20:23:08,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 20:23:08,069 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 20:23:08,069 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 20:23:08,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 20:23:08,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 20:23:08,070 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 20:23:08,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 20:23:08,070 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 20:23:08,070 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 20:23:08,071 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 20:23:08,071 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02f02b7f59fc1c3b5c77751f648b2e92e85109b700d3d48af7999437b36b94ea [2021-12-19 20:23:08,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 20:23:08,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 20:23:08,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 20:23:08,254 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 20:23:08,255 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 20:23:08,255 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/avg05-1.i [2021-12-19 20:23:08,303 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f9e1078f/5c9748908dbd42499b8a43d6375ff5e9/FLAG5461e5a8d [2021-12-19 20:23:08,656 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 20:23:08,657 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg05-1.i [2021-12-19 20:23:08,665 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f9e1078f/5c9748908dbd42499b8a43d6375ff5e9/FLAG5461e5a8d [2021-12-19 20:23:08,678 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f9e1078f/5c9748908dbd42499b8a43d6375ff5e9 [2021-12-19 20:23:08,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 20:23:08,682 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 20:23:08,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 20:23:08,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 20:23:08,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 20:23:08,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 08:23:08" (1/1) ... [2021-12-19 20:23:08,687 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f4472fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:23:08, skipping insertion in model container [2021-12-19 20:23:08,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 08:23:08" (1/1) ... [2021-12-19 20:23:08,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 20:23:08,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 20:23:08,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg05-1.i[1275,1288] [2021-12-19 20:23:08,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 20:23:08,865 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 20:23:08,890 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg05-1.i[1275,1288] [2021-12-19 20:23:08,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 20:23:08,901 INFO L208 MainTranslator]: Completed translation [2021-12-19 20:23:08,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:23:08 WrapperNode [2021-12-19 20:23:08,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 20:23:08,903 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 20:23:08,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 20:23:08,903 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 20:23:08,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:23:08" (1/1) ... [2021-12-19 20:23:08,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:23:08" (1/1) ... [2021-12-19 20:23:08,939 INFO L137 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 114 [2021-12-19 20:23:08,941 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 20:23:08,942 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 20:23:08,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 20:23:08,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 20:23:08,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:23:08" (1/1) ... [2021-12-19 20:23:08,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:23:08" (1/1) ... [2021-12-19 20:23:08,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:23:08" (1/1) ... [2021-12-19 20:23:08,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:23:08" (1/1) ... [2021-12-19 20:23:08,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:23:08" (1/1) ... [2021-12-19 20:23:08,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:23:08" (1/1) ... [2021-12-19 20:23:08,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:23:08" (1/1) ... [2021-12-19 20:23:08,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 20:23:08,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 20:23:08,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 20:23:08,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 20:23:08,980 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:23:08" (1/1) ... [2021-12-19 20:23:08,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:08,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:09,002 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:09,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-19 20:23:09,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-19 20:23:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-19 20:23:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-19 20:23:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-19 20:23:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 20:23:09,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 20:23:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-19 20:23:09,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-19 20:23:09,085 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 20:23:09,087 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 20:23:09,207 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 20:23:09,211 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 20:23:09,212 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-12-19 20:23:09,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 08:23:09 BoogieIcfgContainer [2021-12-19 20:23:09,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 20:23:09,214 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 20:23:09,214 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 20:23:09,229 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 20:23:09,230 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 20:23:09,230 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 08:23:08" (1/3) ... [2021-12-19 20:23:09,230 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2727b7dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 08:23:09, skipping insertion in model container [2021-12-19 20:23:09,230 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 20:23:09,230 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 08:23:08" (2/3) ... [2021-12-19 20:23:09,231 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2727b7dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 08:23:09, skipping insertion in model container [2021-12-19 20:23:09,231 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 20:23:09,231 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 08:23:09" (3/3) ... [2021-12-19 20:23:09,232 INFO L388 chiAutomizerObserver]: Analyzing ICFG avg05-1.i [2021-12-19 20:23:09,275 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 20:23:09,291 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 20:23:09,291 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 20:23:09,291 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 20:23:09,291 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 20:23:09,291 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 20:23:09,292 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 20:23:09,292 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 20:23:09,303 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.4583333333333333) internal successors, (35), 24 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:09,318 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2021-12-19 20:23:09,319 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:23:09,319 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:23:09,323 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 20:23:09,323 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:23:09,323 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 20:23:09,324 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 25 states, 24 states have (on average 1.4583333333333333) internal successors, (35), 24 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:09,326 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2021-12-19 20:23:09,326 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:23:09,326 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:23:09,326 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-19 20:23:09,326 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:23:09,330 INFO L791 eck$LassoCheckResult]: Stem: 16#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 15#L34-3true [2021-12-19 20:23:09,331 INFO L793 eck$LassoCheckResult]: Loop: 15#L34-3true assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 11#L34-2true main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 15#L34-3true [2021-12-19 20:23:09,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:09,336 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-19 20:23:09,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:09,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926536821] [2021-12-19 20:23:09,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:09,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:09,396 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:09,422 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:09,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:09,424 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2021-12-19 20:23:09,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:09,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771751510] [2021-12-19 20:23:09,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:09,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:09,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:09,440 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:09,453 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:09,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:09,455 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2021-12-19 20:23:09,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:09,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426366402] [2021-12-19 20:23:09,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:09,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:09,481 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:09,494 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:09,743 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 20:23:09,744 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 20:23:09,744 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 20:23:09,745 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 20:23:09,745 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 20:23:09,745 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:09,745 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 20:23:09,745 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 20:23:09,746 INFO L133 ssoRankerPreferences]: Filename of dumped script: avg05-1.i_Iteration1_Lasso [2021-12-19 20:23:09,746 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 20:23:09,746 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 20:23:09,761 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,764 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,767 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,777 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,780 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:09,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:10,112 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 20:23:10,114 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 20:23:10,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,117 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,118 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-19 20:23:10,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:10,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:10,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:10,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:10,162 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:10,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,163 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-19 20:23:10,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:10,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:10,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:10,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:10,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:10,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,202 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-19 20:23:10,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:10,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,219 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:10,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:10,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:10,235 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-19 20:23:10,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,237 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-19 20:23:10,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:10,263 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:10,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:10,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:10,298 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,299 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-19 20:23:10,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:10,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,309 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:10,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:10,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:10,345 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:10,345 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,346 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-19 20:23:10,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:10,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,356 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:10,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:10,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:10,389 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:10,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,399 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-19 20:23:10,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:10,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,409 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:10,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:10,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:10,454 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:10,455 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,456 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-19 20:23:10,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:10,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:10,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:10,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:10,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:10,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,482 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-19 20:23:10,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:10,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:10,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:10,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:10,512 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:10,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,513 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-19 20:23:10,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:10,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,522 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:10,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:10,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:10,544 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:10,545 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,548 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-19 20:23:10,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:10,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,559 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:10,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:10,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:10,578 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:10,578 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,579 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-19 20:23:10,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,598 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:10,598 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:10,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:10,622 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:10,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,623 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,624 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-19 20:23:10,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,634 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:10,634 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:10,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:10,663 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:10,663 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,664 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-19 20:23:10,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:10,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:10,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:10,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:10,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:10,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:10,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:10,683 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 20:23:10,719 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-12-19 20:23:10,720 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-12-19 20:23:10,721 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:10,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:10,722 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:10,723 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-19 20:23:10,725 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 20:23:10,764 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 20:23:10,764 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 20:23:10,764 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_1, ULTIMATE.start_main_~i~1#1) = 9*v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_1 - 8*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2021-12-19 20:23:10,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:10,809 INFO L297 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2021-12-19 20:23:10,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:10,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 20:23:10,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:23:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:10,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-19 20:23:10,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:23:10,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:23:10,909 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 [2021-12-19 20:23:10,910 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.4583333333333333) internal successors, (35), 24 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:10,972 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 25 states, 24 states have (on average 1.4583333333333333) internal successors, (35), 24 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 66 states and 92 transitions. Complement of second has 8 states. [2021-12-19 20:23:10,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 20:23:10,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:10,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 61 transitions. [2021-12-19 20:23:10,978 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 2 letters. Loop has 2 letters. [2021-12-19 20:23:10,979 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:23:10,979 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 4 letters. Loop has 2 letters. [2021-12-19 20:23:10,979 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:23:10,979 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 2 letters. Loop has 4 letters. [2021-12-19 20:23:10,979 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:23:10,980 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 66 states and 92 transitions. [2021-12-19 20:23:10,988 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2021-12-19 20:23:10,991 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 66 states to 19 states and 24 transitions. [2021-12-19 20:23:10,992 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2021-12-19 20:23:10,992 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-12-19 20:23:10,992 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 24 transitions. [2021-12-19 20:23:10,992 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:23:10,992 INFO L681 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-12-19 20:23:11,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 24 transitions. [2021-12-19 20:23:11,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2021-12-19 20:23:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 18 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:11,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2021-12-19 20:23:11,010 INFO L704 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-12-19 20:23:11,010 INFO L587 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-12-19 20:23:11,010 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-19 20:23:11,011 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 24 transitions. [2021-12-19 20:23:11,012 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2021-12-19 20:23:11,012 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:23:11,012 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:23:11,012 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-12-19 20:23:11,012 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:23:11,012 INFO L791 eck$LassoCheckResult]: Stem: 151#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 152#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 163#L34-3 assume !(main_~i~1#1 < 5); 155#L34-4 assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 156#L20-3 [2021-12-19 20:23:11,013 INFO L793 eck$LassoCheckResult]: Loop: 156#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 169#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 156#L20-3 [2021-12-19 20:23:11,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:11,013 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2021-12-19 20:23:11,013 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:11,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565419048] [2021-12-19 20:23:11,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:11,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:11,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:11,058 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:11,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:23:11,082 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:23:11,083 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565419048] [2021-12-19 20:23:11,083 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565419048] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 20:23:11,083 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 20:23:11,083 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 20:23:11,083 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613676029] [2021-12-19 20:23:11,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 20:23:11,085 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 20:23:11,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:11,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1731, now seen corresponding path program 1 times [2021-12-19 20:23:11,086 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:11,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807980127] [2021-12-19 20:23:11,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:11,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:11,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:11,092 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:11,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:11,095 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:11,126 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:23:11,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 20:23:11,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 20:23:11,132 INFO L87 Difference]: Start difference. First operand 19 states and 24 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:11,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:23:11,140 INFO L93 Difference]: Finished difference Result 20 states and 24 transitions. [2021-12-19 20:23:11,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 20:23:11,141 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 24 transitions. [2021-12-19 20:23:11,145 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2021-12-19 20:23:11,145 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 24 transitions. [2021-12-19 20:23:11,145 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-12-19 20:23:11,146 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-12-19 20:23:11,146 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 24 transitions. [2021-12-19 20:23:11,146 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:23:11,146 INFO L681 BuchiCegarLoop]: Abstraction has 20 states and 24 transitions. [2021-12-19 20:23:11,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 24 transitions. [2021-12-19 20:23:11,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2021-12-19 20:23:11,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:11,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2021-12-19 20:23:11,149 INFO L704 BuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2021-12-19 20:23:11,149 INFO L587 BuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2021-12-19 20:23:11,149 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-19 20:23:11,149 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 23 transitions. [2021-12-19 20:23:11,149 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2021-12-19 20:23:11,149 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:23:11,149 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:23:11,150 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-12-19 20:23:11,150 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:23:11,150 INFO L791 eck$LassoCheckResult]: Stem: 196#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 197#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 208#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 211#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 212#L34-3 assume !(main_~i~1#1 < 5); 200#L34-4 assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 201#L20-3 [2021-12-19 20:23:11,150 INFO L793 eck$LassoCheckResult]: Loop: 201#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 214#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 201#L20-3 [2021-12-19 20:23:11,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:11,150 INFO L85 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2021-12-19 20:23:11,150 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:11,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576960864] [2021-12-19 20:23:11,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:11,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:11,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:23:11,191 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:23:11,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576960864] [2021-12-19 20:23:11,192 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576960864] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 20:23:11,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1374236947] [2021-12-19 20:23:11,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:11,192 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 20:23:11,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:11,193 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 20:23:11,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-12-19 20:23:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:11,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 20:23:11,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:23:11,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:23:11,245 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 20:23:11,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:23:11,270 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1374236947] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 20:23:11,270 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 20:23:11,270 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-12-19 20:23:11,270 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913436315] [2021-12-19 20:23:11,270 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 20:23:11,270 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 20:23:11,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:11,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1731, now seen corresponding path program 2 times [2021-12-19 20:23:11,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:11,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644034867] [2021-12-19 20:23:11,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:11,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:11,276 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:11,282 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:11,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:23:11,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-19 20:23:11,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-12-19 20:23:11,310 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:11,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:23:11,327 INFO L93 Difference]: Finished difference Result 25 states and 29 transitions. [2021-12-19 20:23:11,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-19 20:23:11,329 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 29 transitions. [2021-12-19 20:23:11,329 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2021-12-19 20:23:11,329 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 25 states and 29 transitions. [2021-12-19 20:23:11,329 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-12-19 20:23:11,330 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-12-19 20:23:11,330 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 29 transitions. [2021-12-19 20:23:11,330 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:23:11,330 INFO L681 BuchiCegarLoop]: Abstraction has 25 states and 29 transitions. [2021-12-19 20:23:11,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 29 transitions. [2021-12-19 20:23:11,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2021-12-19 20:23:11,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.16) internal successors, (29), 24 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:11,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2021-12-19 20:23:11,332 INFO L704 BuchiCegarLoop]: Abstraction has 25 states and 29 transitions. [2021-12-19 20:23:11,332 INFO L587 BuchiCegarLoop]: Abstraction has 25 states and 29 transitions. [2021-12-19 20:23:11,332 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-12-19 20:23:11,332 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 29 transitions. [2021-12-19 20:23:11,332 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2021-12-19 20:23:11,332 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:23:11,332 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:23:11,333 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1] [2021-12-19 20:23:11,333 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:23:11,333 INFO L791 eck$LassoCheckResult]: Stem: 282#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 283#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 292#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 299#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 300#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 295#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 296#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 304#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 303#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 302#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 301#L34-3 assume !(main_~i~1#1 < 5); 284#L34-4 assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 285#L20-3 [2021-12-19 20:23:11,333 INFO L793 eck$LassoCheckResult]: Loop: 285#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 298#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 285#L20-3 [2021-12-19 20:23:11,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:11,334 INFO L85 PathProgramCache]: Analyzing trace with hash 833936659, now seen corresponding path program 2 times [2021-12-19 20:23:11,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:11,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564719762] [2021-12-19 20:23:11,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:11,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:11,369 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:23:11,370 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:23:11,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564719762] [2021-12-19 20:23:11,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564719762] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 20:23:11,370 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [570775219] [2021-12-19 20:23:11,370 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-19 20:23:11,370 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 20:23:11,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:11,371 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 20:23:11,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-12-19 20:23:11,406 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-19 20:23:11,407 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-19 20:23:11,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-19 20:23:11,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:23:11,442 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:23:11,442 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 20:23:11,469 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:23:11,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [570775219] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 20:23:11,469 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 20:23:11,469 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2021-12-19 20:23:11,470 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875992435] [2021-12-19 20:23:11,470 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 20:23:11,470 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 20:23:11,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:11,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1731, now seen corresponding path program 3 times [2021-12-19 20:23:11,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:11,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556127212] [2021-12-19 20:23:11,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:11,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:11,474 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:11,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:11,476 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:11,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:23:11,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-19 20:23:11,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-12-19 20:23:11,504 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. cyclomatic complexity: 9 Second operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:11,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:23:11,518 INFO L93 Difference]: Finished difference Result 27 states and 31 transitions. [2021-12-19 20:23:11,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-19 20:23:11,519 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 31 transitions. [2021-12-19 20:23:11,520 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2021-12-19 20:23:11,520 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 31 transitions. [2021-12-19 20:23:11,520 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2021-12-19 20:23:11,520 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-12-19 20:23:11,520 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 31 transitions. [2021-12-19 20:23:11,521 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:23:11,521 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 31 transitions. [2021-12-19 20:23:11,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 31 transitions. [2021-12-19 20:23:11,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-12-19 20:23:11,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.1481481481481481) internal successors, (31), 26 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:11,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2021-12-19 20:23:11,522 INFO L704 BuchiCegarLoop]: Abstraction has 27 states and 31 transitions. [2021-12-19 20:23:11,522 INFO L587 BuchiCegarLoop]: Abstraction has 27 states and 31 transitions. [2021-12-19 20:23:11,522 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-12-19 20:23:11,522 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 31 transitions. [2021-12-19 20:23:11,523 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2021-12-19 20:23:11,523 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:23:11,523 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:23:11,523 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1] [2021-12-19 20:23:11,523 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:23:11,524 INFO L791 eck$LassoCheckResult]: Stem: 411#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 412#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 421#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 428#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 429#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 424#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 425#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 435#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 434#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 433#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 432#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 431#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 430#L34-3 assume !(main_~i~1#1 < 5); 413#L34-4 assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 414#L20-3 [2021-12-19 20:23:11,524 INFO L793 eck$LassoCheckResult]: Loop: 414#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 427#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 414#L20-3 [2021-12-19 20:23:11,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:11,524 INFO L85 PathProgramCache]: Analyzing trace with hash -1745699051, now seen corresponding path program 3 times [2021-12-19 20:23:11,524 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:11,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478304353] [2021-12-19 20:23:11,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:11,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:11,549 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:11,558 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:11,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:11,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1731, now seen corresponding path program 4 times [2021-12-19 20:23:11,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:11,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536022666] [2021-12-19 20:23:11,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:11,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:11,570 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:11,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:11,573 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:11,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:11,574 INFO L85 PathProgramCache]: Analyzing trace with hash 1715425495, now seen corresponding path program 1 times [2021-12-19 20:23:11,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:11,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777408519] [2021-12-19 20:23:11,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:11,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:11,586 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:11,597 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:12,184 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 20:23:12,184 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 20:23:12,184 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 20:23:12,185 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 20:23:12,185 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 20:23:12,185 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:12,185 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 20:23:12,185 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 20:23:12,185 INFO L133 ssoRankerPreferences]: Filename of dumped script: avg05-1.i_Iteration5_Lasso [2021-12-19 20:23:12,185 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 20:23:12,185 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 20:23:12,187 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,192 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,196 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,198 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,200 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,201 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,204 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,205 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,209 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,210 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,214 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,215 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,217 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,218 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:23:12,697 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 20:23:12,697 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 20:23:12,697 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:12,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:12,736 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:12,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-19 20:23:12,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:12,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:12,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:12,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:12,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:12,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:12,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:12,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:12,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:12,776 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:12,777 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:12,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:12,778 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:12,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-19 20:23:12,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:12,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:12,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:12,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:12,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:12,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:12,786 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:12,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:12,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:12,802 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:12,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:12,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:12,804 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:12,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-19 20:23:12,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:12,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:12,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:12,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:12,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:12,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:12,812 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:12,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:12,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:12,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-19 20:23:12,843 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:12,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:12,844 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:12,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-19 20:23:12,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:12,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:12,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:12,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:12,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:12,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:12,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:12,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:12,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:12,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:12,874 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:12,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:12,875 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:12,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-19 20:23:12,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:12,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:12,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:12,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:12,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:12,885 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:12,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:12,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:12,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:12,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:12,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:12,924 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:12,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-19 20:23:12,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:12,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:12,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:12,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:12,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:12,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:12,932 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:12,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:12,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:12,982 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-19 20:23:12,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:12,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:12,983 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:12,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-19 20:23:12,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:12,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:12,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:12,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:12,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:12,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:12,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:12,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:12,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,014 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-19 20:23:13,015 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,016 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-19 20:23:13,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:13,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:13,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:13,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,048 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-19 20:23:13,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,050 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-19 20:23:13,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:13,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,059 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:13,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:13,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,074 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-19 20:23:13,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,076 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-19 20:23:13,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,085 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,110 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-19 20:23:13,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,111 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-19 20:23:13,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:13,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:13,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:13,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:13,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,138 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-19 20:23:13,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:13,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,146 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:13,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:13,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,163 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:13,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,165 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-19 20:23:13,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:13,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:13,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:13,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,188 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-19 20:23:13,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,190 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-19 20:23:13,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:13,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:13,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:13,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,218 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-19 20:23:13,218 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,219 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-19 20:23:13,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:13,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:13,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:13,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-19 20:23:13,243 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,244 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-19 20:23:13,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:13,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:13,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:13,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,267 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-19 20:23:13,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,268 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-19 20:23:13,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:13,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:13,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:13,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,292 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-19 20:23:13,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,293 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-19 20:23:13,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:13,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:13,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:13,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:13,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,331 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,332 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-19 20:23:13,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:13,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:13,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:13,348 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,363 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-19 20:23:13,363 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,364 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-19 20:23:13,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:13,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:13,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:13,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,388 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-19 20:23:13,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,389 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-19 20:23:13,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 20:23:13,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 20:23:13,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 20:23:13,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,412 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:13,412 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,413 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-19 20:23:13,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,424 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,424 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,446 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-19 20:23:13,446 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,447 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-19 20:23:13,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,456 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,456 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:13,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,485 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-19 20:23:13,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,494 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,494 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,529 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:13,529 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,530 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-19 20:23:13,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,540 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,540 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,571 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:13,572 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,573 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,583 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,583 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-19 20:23:13,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,614 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:13,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,615 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-19 20:23:13,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,624 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,624 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:13,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,647 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-19 20:23:13,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,656 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,656 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-19 20:23:13,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,683 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-19 20:23:13,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,692 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,692 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,714 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:13,714 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,715 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-19 20:23:13,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,741 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:13,742 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,743 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-19 20:23:13,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,751 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,751 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,779 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-19 20:23:13,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,780 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,780 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-19 20:23:13,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:13,816 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,817 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-19 20:23:13,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,857 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-19 20:23:13,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,858 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-19 20:23:13,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,903 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-19 20:23:13,903 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,904 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-19 20:23:13,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,939 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-19 20:23:13,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,940 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-19 20:23:13,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,966 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-19 20:23:13,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,967 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-19 20:23:13,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:13,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:13,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:13,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:13,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:13,976 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:13,976 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:13,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 20:23:13,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:13,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:13,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:13,994 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:13,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-19 20:23:13,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 20:23:14,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 20:23:14,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 20:23:14,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 20:23:14,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 20:23:14,005 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 20:23:14,005 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 20:23:14,011 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 20:23:14,020 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-12-19 20:23:14,020 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2021-12-19 20:23:14,021 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:23:14,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:14,022 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 20:23:14,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-19 20:23:14,024 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 20:23:14,032 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-12-19 20:23:14,032 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 20:23:14,032 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_avg_~i~0#1) = -2*ULTIMATE.start_avg_~i~0#1 + 9 Supporting invariants [] [2021-12-19 20:23:14,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:14,093 INFO L297 tatePredicateManager]: 29 out of 29 supporting invariants were superfluous and have been removed [2021-12-19 20:23:14,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:14,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 20:23:14,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:23:14,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:14,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 20:23:14,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:23:14,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 20:23:14,160 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 [2021-12-19 20:23:14,160 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 31 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:14,171 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 31 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 38 transitions. Complement of second has 7 states. [2021-12-19 20:23:14,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-19 20:23:14,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:14,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2021-12-19 20:23:14,173 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 14 letters. Loop has 2 letters. [2021-12-19 20:23:14,173 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:23:14,173 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 16 letters. Loop has 2 letters. [2021-12-19 20:23:14,173 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:23:14,174 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 14 letters. Loop has 4 letters. [2021-12-19 20:23:14,174 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 20:23:14,174 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 38 transitions. [2021-12-19 20:23:14,174 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2021-12-19 20:23:14,175 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 28 states and 33 transitions. [2021-12-19 20:23:14,175 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2021-12-19 20:23:14,175 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2021-12-19 20:23:14,175 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 33 transitions. [2021-12-19 20:23:14,175 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:23:14,175 INFO L681 BuchiCegarLoop]: Abstraction has 28 states and 33 transitions. [2021-12-19 20:23:14,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 33 transitions. [2021-12-19 20:23:14,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2021-12-19 20:23:14,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 27 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:14,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 33 transitions. [2021-12-19 20:23:14,177 INFO L704 BuchiCegarLoop]: Abstraction has 28 states and 33 transitions. [2021-12-19 20:23:14,177 INFO L587 BuchiCegarLoop]: Abstraction has 28 states and 33 transitions. [2021-12-19 20:23:14,177 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-12-19 20:23:14,177 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 33 transitions. [2021-12-19 20:23:14,177 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2021-12-19 20:23:14,177 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:23:14,177 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:23:14,177 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 20:23:14,178 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:23:14,178 INFO L791 eck$LassoCheckResult]: Stem: 657#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 658#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 667#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 675#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 676#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 670#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 671#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 682#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 681#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 680#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 679#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 678#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 677#L34-3 assume !(main_~i~1#1 < 5); 659#L34-4 assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 660#L20-3 assume !(avg_~i~0#1 < 5); 668#L20-4 avg_#res#1 := (if (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 <= 2147483647 then (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 else (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 - 4294967296); 669#L23 main_#t~ret5#1 := avg_#res#1;assume { :end_inline_avg } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 665#L20-8 [2021-12-19 20:23:14,178 INFO L793 eck$LassoCheckResult]: Loop: 665#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 666#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 665#L20-8 [2021-12-19 20:23:14,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:14,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1638581027, now seen corresponding path program 1 times [2021-12-19 20:23:14,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:14,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116567392] [2021-12-19 20:23:14,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:14,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:14,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:14,196 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-12-19 20:23:14,196 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:23:14,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116567392] [2021-12-19 20:23:14,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116567392] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 20:23:14,196 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 20:23:14,196 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 20:23:14,196 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411840762] [2021-12-19 20:23:14,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 20:23:14,197 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 20:23:14,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:14,197 INFO L85 PathProgramCache]: Analyzing trace with hash 2243, now seen corresponding path program 1 times [2021-12-19 20:23:14,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:14,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276369991] [2021-12-19 20:23:14,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:14,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:14,199 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:14,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:14,201 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:14,224 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:23:14,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 20:23:14,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 20:23:14,224 INFO L87 Difference]: Start difference. First operand 28 states and 33 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:14,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:23:14,237 INFO L93 Difference]: Finished difference Result 33 states and 37 transitions. [2021-12-19 20:23:14,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 20:23:14,238 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 37 transitions. [2021-12-19 20:23:14,239 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2021-12-19 20:23:14,239 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 33 states and 37 transitions. [2021-12-19 20:23:14,239 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-12-19 20:23:14,239 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2021-12-19 20:23:14,239 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 37 transitions. [2021-12-19 20:23:14,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:23:14,239 INFO L681 BuchiCegarLoop]: Abstraction has 33 states and 37 transitions. [2021-12-19 20:23:14,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 37 transitions. [2021-12-19 20:23:14,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 29. [2021-12-19 20:23:14,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 28 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:14,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 33 transitions. [2021-12-19 20:23:14,240 INFO L704 BuchiCegarLoop]: Abstraction has 29 states and 33 transitions. [2021-12-19 20:23:14,240 INFO L587 BuchiCegarLoop]: Abstraction has 29 states and 33 transitions. [2021-12-19 20:23:14,240 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-12-19 20:23:14,240 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 33 transitions. [2021-12-19 20:23:14,241 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2021-12-19 20:23:14,241 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:23:14,241 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:23:14,241 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 20:23:14,241 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:23:14,241 INFO L791 eck$LassoCheckResult]: Stem: 724#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 725#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 734#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 737#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 738#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 743#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 750#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 749#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 748#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 747#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 746#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 745#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 744#L34-3 assume !(main_~i~1#1 < 5); 726#L34-4 assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 727#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 740#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 741#L20-3 assume !(avg_~i~0#1 < 5); 735#L20-4 avg_#res#1 := (if (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 <= 2147483647 then (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 else (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 - 4294967296); 736#L23 main_#t~ret5#1 := avg_#res#1;assume { :end_inline_avg } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 732#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 733#L20-7 [2021-12-19 20:23:14,241 INFO L793 eck$LassoCheckResult]: Loop: 733#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 742#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 733#L20-7 [2021-12-19 20:23:14,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:14,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1577614809, now seen corresponding path program 1 times [2021-12-19 20:23:14,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:14,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053303333] [2021-12-19 20:23:14,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:14,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:14,286 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-12-19 20:23:14,286 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:23:14,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053303333] [2021-12-19 20:23:14,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053303333] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 20:23:14,287 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [11552000] [2021-12-19 20:23:14,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:14,287 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 20:23:14,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:14,288 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 20:23:14,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Waiting until timeout for monitored process [2021-12-19 20:23:14,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:14,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 20:23:14,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:23:14,365 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-12-19 20:23:14,365 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 20:23:14,395 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-12-19 20:23:14,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [11552000] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 20:23:14,395 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 20:23:14,395 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2021-12-19 20:23:14,396 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233536911] [2021-12-19 20:23:14,396 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 20:23:14,396 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 20:23:14,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:14,396 INFO L85 PathProgramCache]: Analyzing trace with hash 2303, now seen corresponding path program 2 times [2021-12-19 20:23:14,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:14,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144564867] [2021-12-19 20:23:14,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:14,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:14,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:14,403 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:14,410 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:14,434 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:23:14,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-19 20:23:14,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-12-19 20:23:14,434 INFO L87 Difference]: Start difference. First operand 29 states and 33 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:14,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:23:14,477 INFO L93 Difference]: Finished difference Result 48 states and 52 transitions. [2021-12-19 20:23:14,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-19 20:23:14,477 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 52 transitions. [2021-12-19 20:23:14,478 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2021-12-19 20:23:14,478 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 52 transitions. [2021-12-19 20:23:14,478 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2021-12-19 20:23:14,478 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2021-12-19 20:23:14,478 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 52 transitions. [2021-12-19 20:23:14,479 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:23:14,479 INFO L681 BuchiCegarLoop]: Abstraction has 48 states and 52 transitions. [2021-12-19 20:23:14,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 52 transitions. [2021-12-19 20:23:14,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 41. [2021-12-19 20:23:14,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.0975609756097562) internal successors, (45), 40 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:14,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2021-12-19 20:23:14,481 INFO L704 BuchiCegarLoop]: Abstraction has 41 states and 45 transitions. [2021-12-19 20:23:14,481 INFO L587 BuchiCegarLoop]: Abstraction has 41 states and 45 transitions. [2021-12-19 20:23:14,481 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-12-19 20:23:14,481 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 45 transitions. [2021-12-19 20:23:14,481 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2021-12-19 20:23:14,481 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:23:14,481 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:23:14,482 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 20:23:14,482 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:23:14,482 INFO L791 eck$LassoCheckResult]: Stem: 925#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 926#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 935#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 938#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 939#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 945#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 963#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 962#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 961#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 960#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 959#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 958#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 957#L34-3 assume !(main_~i~1#1 < 5); 927#L34-4 assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 928#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 941#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 942#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 943#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 956#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 955#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 954#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 951#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 950#L20-3 assume !(avg_~i~0#1 < 5); 936#L20-4 avg_#res#1 := (if (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 <= 2147483647 then (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 else (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 - 4294967296); 937#L23 main_#t~ret5#1 := avg_#res#1;assume { :end_inline_avg } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 933#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 934#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 944#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 953#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 952#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 949#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 948#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 947#L20-7 [2021-12-19 20:23:14,482 INFO L793 eck$LassoCheckResult]: Loop: 947#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 946#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 947#L20-7 [2021-12-19 20:23:14,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:14,483 INFO L85 PathProgramCache]: Analyzing trace with hash 1218450663, now seen corresponding path program 1 times [2021-12-19 20:23:14,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:14,483 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973452898] [2021-12-19 20:23:14,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:14,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:14,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:14,532 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-12-19 20:23:14,533 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:23:14,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973452898] [2021-12-19 20:23:14,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973452898] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 20:23:14,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [179760913] [2021-12-19 20:23:14,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:14,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 20:23:14,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:14,534 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 20:23:14,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Waiting until timeout for monitored process [2021-12-19 20:23:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:14,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-19 20:23:14,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:23:14,628 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-12-19 20:23:14,628 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 20:23:14,700 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-19 20:23:14,701 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-12-19 20:23:14,701 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [179760913] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 20:23:14,701 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-19 20:23:14,701 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2021-12-19 20:23:14,702 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874778347] [2021-12-19 20:23:14,702 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-19 20:23:14,702 INFO L796 eck$LassoCheckResult]: stem already infeasible [2021-12-19 20:23:14,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:14,702 INFO L85 PathProgramCache]: Analyzing trace with hash 2303, now seen corresponding path program 3 times [2021-12-19 20:23:14,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:14,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640902011] [2021-12-19 20:23:14,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:14,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:14,705 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:14,706 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:14,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:23:14,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-19 20:23:14,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-12-19 20:23:14,732 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. cyclomatic complexity: 9 Second operand has 8 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:14,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:23:14,773 INFO L93 Difference]: Finished difference Result 54 states and 58 transitions. [2021-12-19 20:23:14,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-19 20:23:14,774 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 58 transitions. [2021-12-19 20:23:14,775 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2021-12-19 20:23:14,775 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 54 states and 58 transitions. [2021-12-19 20:23:14,776 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2021-12-19 20:23:14,776 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34 [2021-12-19 20:23:14,776 INFO L73 IsDeterministic]: Start isDeterministic. Operand 54 states and 58 transitions. [2021-12-19 20:23:14,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:23:14,776 INFO L681 BuchiCegarLoop]: Abstraction has 54 states and 58 transitions. [2021-12-19 20:23:14,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states and 58 transitions. [2021-12-19 20:23:14,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 45. [2021-12-19 20:23:14,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 45 states have (on average 1.0888888888888888) internal successors, (49), 44 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:14,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 49 transitions. [2021-12-19 20:23:14,778 INFO L704 BuchiCegarLoop]: Abstraction has 45 states and 49 transitions. [2021-12-19 20:23:14,778 INFO L587 BuchiCegarLoop]: Abstraction has 45 states and 49 transitions. [2021-12-19 20:23:14,778 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-12-19 20:23:14,778 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45 states and 49 transitions. [2021-12-19 20:23:14,779 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2021-12-19 20:23:14,779 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:23:14,779 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:23:14,779 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 20:23:14,779 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:23:14,779 INFO L791 eck$LassoCheckResult]: Stem: 1215#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 1216#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 1227#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1230#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1231#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1237#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1259#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1258#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1257#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1256#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1255#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1254#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1253#L34-3 assume !(main_~i~1#1 < 5); 1219#L34-4 assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 1220#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1233#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1234#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1235#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1252#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1251#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1249#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1247#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1245#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1242#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1241#L20-3 assume !(avg_~i~0#1 < 5); 1228#L20-4 avg_#res#1 := (if (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 <= 2147483647 then (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 else (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 - 4294967296); 1229#L23 main_#t~ret5#1 := avg_#res#1;assume { :end_inline_avg } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 1225#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1226#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1236#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1250#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1248#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1246#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1244#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1243#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1240#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1239#L20-7 [2021-12-19 20:23:14,780 INFO L793 eck$LassoCheckResult]: Loop: 1239#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1238#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1239#L20-7 [2021-12-19 20:23:14,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:14,780 INFO L85 PathProgramCache]: Analyzing trace with hash -2144167641, now seen corresponding path program 2 times [2021-12-19 20:23:14,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:14,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300421291] [2021-12-19 20:23:14,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:14,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:14,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:14,824 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:14,858 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:14,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:14,859 INFO L85 PathProgramCache]: Analyzing trace with hash 2303, now seen corresponding path program 4 times [2021-12-19 20:23:14,859 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:14,859 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241747811] [2021-12-19 20:23:14,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:14,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:14,869 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:14,872 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:14,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:14,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1039200421, now seen corresponding path program 3 times [2021-12-19 20:23:14,873 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:14,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659181873] [2021-12-19 20:23:14,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:14,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 20:23:14,939 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-12-19 20:23:14,939 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 20:23:14,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659181873] [2021-12-19 20:23:14,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659181873] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-19 20:23:14,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1183985746] [2021-12-19 20:23:14,940 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-19 20:23:14,940 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 20:23:14,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 20:23:14,941 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 20:23:14,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (60)] Waiting until timeout for monitored process [2021-12-19 20:23:15,040 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-12-19 20:23:15,040 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-19 20:23:15,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-19 20:23:15,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 20:23:15,098 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-12-19 20:23:15,098 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 20:23:15,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1183985746] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 20:23:15,099 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-19 20:23:15,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2021-12-19 20:23:15,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437795875] [2021-12-19 20:23:15,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 20:23:15,121 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 20:23:15,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-19 20:23:15,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2021-12-19 20:23:15,122 INFO L87 Difference]: Start difference. First operand 45 states and 49 transitions. cyclomatic complexity: 9 Second operand has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 8 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:15,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 20:23:15,190 INFO L93 Difference]: Finished difference Result 54 states and 55 transitions. [2021-12-19 20:23:15,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-19 20:23:15,191 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 55 transitions. [2021-12-19 20:23:15,192 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-19 20:23:15,193 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 42 states and 43 transitions. [2021-12-19 20:23:15,193 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2021-12-19 20:23:15,193 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2021-12-19 20:23:15,193 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 43 transitions. [2021-12-19 20:23:15,196 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 20:23:15,197 INFO L681 BuchiCegarLoop]: Abstraction has 42 states and 43 transitions. [2021-12-19 20:23:15,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 43 transitions. [2021-12-19 20:23:15,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2021-12-19 20:23:15,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 42 states have (on average 1.0238095238095237) internal successors, (43), 41 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 20:23:15,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 43 transitions. [2021-12-19 20:23:15,207 INFO L704 BuchiCegarLoop]: Abstraction has 42 states and 43 transitions. [2021-12-19 20:23:15,207 INFO L587 BuchiCegarLoop]: Abstraction has 42 states and 43 transitions. [2021-12-19 20:23:15,208 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-12-19 20:23:15,208 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 43 transitions. [2021-12-19 20:23:15,208 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-19 20:23:15,208 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 20:23:15,208 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 20:23:15,209 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 20:23:15,209 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-19 20:23:15,209 INFO L791 eck$LassoCheckResult]: Stem: 1441#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 1442#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~post3#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem11#1, main_#t~post10#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 1449#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1457#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1458#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1452#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1453#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1480#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1479#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1478#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1477#L34-3 assume !!(main_~i~1#1 < 5);call write~int(main_#t~nondet4#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet4#1; 1476#L34-2 main_#t~post3#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post3#1;havoc main_#t~post3#1; 1475#L34-3 assume !(main_~i~1#1 < 5); 1443#L34-4 assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 1444#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1454#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1455#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1473#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1471#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1469#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1467#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1465#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1463#L20-3 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1461#L20-2 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1460#L20-3 assume !(avg_~i~0#1 < 5); 1450#L20-4 avg_#res#1 := (if (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 <= 2147483647 then (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 else (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 - 4294967296); 1451#L23 main_#t~ret5#1 := avg_#res#1;assume { :end_inline_avg } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_avg } true;avg_#in~x#1.base, avg_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc avg_#res#1;havoc avg_#t~mem2#1, avg_#t~post1#1, avg_~x#1.base, avg_~x#1.offset, avg_~i~0#1, avg_~ret~0#1;avg_~x#1.base, avg_~x#1.offset := avg_#in~x#1.base, avg_#in~x#1.offset;havoc avg_~i~0#1;havoc avg_~ret~0#1;avg_~ret~0#1 := 0;avg_~i~0#1 := 0; 1447#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1448#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1456#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1474#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1472#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1470#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1468#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1466#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1464#L20-8 assume !!(avg_~i~0#1 < 5);call avg_#t~mem2#1 := read~int(avg_~x#1.base, avg_~x#1.offset + 4 * avg_~i~0#1, 4);avg_~ret~0#1 := avg_~ret~0#1 + avg_#t~mem2#1;havoc avg_#t~mem2#1; 1462#L20-7 avg_#t~post1#1 := avg_~i~0#1;avg_~i~0#1 := 1 + avg_#t~post1#1;havoc avg_#t~post1#1; 1459#L20-8 assume !(avg_~i~0#1 < 5); 1439#L20-9 avg_#res#1 := (if (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 <= 2147483647 then (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 else (if avg_~ret~0#1 < 0 && 0 != avg_~ret~0#1 % 5 then 1 + avg_~ret~0#1 / 5 else avg_~ret~0#1 / 5) % 4294967296 - 4294967296); 1440#L23-1 main_#t~ret8#1 := avg_#res#1;assume { :end_inline_avg } true;main_~ret2~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1;call main_#t~mem9#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;main_~i~2#1 := 0; 1446#L43-3 [2021-12-19 20:23:15,209 INFO L793 eck$LassoCheckResult]: Loop: 1446#L43-3 assume !!(main_~i~2#1 < 4);call main_#t~mem11#1 := read~int(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~2#1), 4);call write~int(main_#t~mem11#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~mem11#1; 1445#L43-2 main_#t~post10#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1446#L43-3 [2021-12-19 20:23:15,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:15,209 INFO L85 PathProgramCache]: Analyzing trace with hash -2055775835, now seen corresponding path program 1 times [2021-12-19 20:23:15,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:15,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015189869] [2021-12-19 20:23:15,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:15,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:15,259 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:15,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:15,316 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:15,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:15,317 INFO L85 PathProgramCache]: Analyzing trace with hash 2755, now seen corresponding path program 1 times [2021-12-19 20:23:15,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:15,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534309147] [2021-12-19 20:23:15,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:15,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:15,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:15,322 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:15,324 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:23:15,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 20:23:15,325 INFO L85 PathProgramCache]: Analyzing trace with hash 84380519, now seen corresponding path program 1 times [2021-12-19 20:23:15,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 20:23:15,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439578456] [2021-12-19 20:23:15,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 20:23:15,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 20:23:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:15,373 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 20:23:15,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 20:23:15,403 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 20:25:12,907 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 20:25:12,908 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 20:25:12,908 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 20:25:12,908 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 20:25:12,908 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 20:25:12,908 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 20:25:12,908 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 20:25:12,908 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 20:25:12,908 INFO L133 ssoRankerPreferences]: Filename of dumped script: avg05-1.i_Iteration10_Lasso [2021-12-19 20:25:12,908 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 20:25:12,908 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 20:25:12,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:25:12,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:25:12,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:25:12,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:25:12,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:25:12,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:25:12,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:25:12,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:25:12,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:25:12,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 20:25:16,347 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 66