./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 791161d1 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/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c -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 acd9e872db1fd43c4a46d62b416714fdbb0fdc4944c5c8838fbbff5e8b72009f --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 15:47:46,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 15:47:46,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 15:47:46,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 15:47:46,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 15:47:46,797 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 15:47:46,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 15:47:46,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 15:47:46,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 15:47:46,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 15:47:46,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 15:47:46,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 15:47:46,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 15:47:46,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 15:47:46,813 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 15:47:46,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 15:47:46,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 15:47:46,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 15:47:46,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 15:47:46,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 15:47:46,826 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 15:47:46,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 15:47:46,827 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 15:47:46,828 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 15:47:46,829 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 15:47:46,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 15:47:46,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 15:47:46,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 15:47:46,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 15:47:46,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 15:47:46,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 15:47:46,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 15:47:46,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 15:47:46,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 15:47:46,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 15:47:46,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 15:47:46,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 15:47:46,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 15:47:46,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 15:47:46,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 15:47:46,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 15:47:46,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 15:47:46,847 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-23 15:47:46,875 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 15:47:46,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 15:47:46,876 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 15:47:46,876 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 15:47:46,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 15:47:46,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 15:47:46,878 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 15:47:46,878 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-23 15:47:46,878 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-23 15:47:46,879 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-23 15:47:46,879 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-23 15:47:46,879 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-23 15:47:46,880 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-23 15:47:46,880 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 15:47:46,880 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-23 15:47:46,880 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 15:47:46,881 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 15:47:46,881 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-23 15:47:46,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 15:47:46,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-23 15:47:46,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-23 15:47:46,882 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-23 15:47:46,882 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-23 15:47:46,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 15:47:46,883 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-23 15:47:46,883 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 15:47:46,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-23 15:47:46,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 15:47:46,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 15:47:46,884 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 15:47:46,884 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 15:47:46,885 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-23 15:47:46,885 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acd9e872db1fd43c4a46d62b416714fdbb0fdc4944c5c8838fbbff5e8b72009f [2022-07-23 15:47:47,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 15:47:47,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 15:47:47,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 15:47:47,119 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 15:47:47,120 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 15:47:47,121 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c [2022-07-23 15:47:47,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a5a353b4/35d4fa33b2f2440998997e1ea8794346/FLAG8d15da96a [2022-07-23 15:47:47,537 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 15:47:47,538 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c [2022-07-23 15:47:47,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a5a353b4/35d4fa33b2f2440998997e1ea8794346/FLAG8d15da96a [2022-07-23 15:47:47,557 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a5a353b4/35d4fa33b2f2440998997e1ea8794346 [2022-07-23 15:47:47,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 15:47:47,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 15:47:47,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 15:47:47,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 15:47:47,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 15:47:47,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:47:47" (1/1) ... [2022-07-23 15:47:47,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f93046c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:47:47, skipping insertion in model container [2022-07-23 15:47:47,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 03:47:47" (1/1) ... [2022-07-23 15:47:47,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 15:47:47,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 15:47:47,789 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/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c[11261,11274] [2022-07-23 15:47:47,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 15:47:47,798 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 15:47:47,835 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/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c[11261,11274] [2022-07-23 15:47:47,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 15:47:47,848 INFO L208 MainTranslator]: Completed translation [2022-07-23 15:47:47,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:47:47 WrapperNode [2022-07-23 15:47:47,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 15:47:47,849 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 15:47:47,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 15:47:47,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 15:47:47,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:47:47" (1/1) ... [2022-07-23 15:47:47,868 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:47:47" (1/1) ... [2022-07-23 15:47:47,896 INFO L137 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 314 [2022-07-23 15:47:47,896 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 15:47:47,897 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 15:47:47,897 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 15:47:47,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 15:47:47,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:47:47" (1/1) ... [2022-07-23 15:47:47,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:47:47" (1/1) ... [2022-07-23 15:47:47,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:47:47" (1/1) ... [2022-07-23 15:47:47,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:47:47" (1/1) ... [2022-07-23 15:47:47,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:47:47" (1/1) ... [2022-07-23 15:47:47,928 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:47:47" (1/1) ... [2022-07-23 15:47:47,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:47:47" (1/1) ... [2022-07-23 15:47:47,933 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 15:47:47,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 15:47:47,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 15:47:47,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 15:47:47,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:47:47" (1/1) ... [2022-07-23 15:47:47,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:47:47,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:47:47,981 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) [2022-07-23 15:47:47,984 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 [2022-07-23 15:47:48,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 15:47:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 15:47:48,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 15:47:48,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 15:47:48,101 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 15:47:48,102 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 15:47:48,442 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 15:47:48,448 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 15:47:48,449 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-23 15:47:48,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:47:48 BoogieIcfgContainer [2022-07-23 15:47:48,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 15:47:48,451 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-23 15:47:48,451 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-23 15:47:48,461 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-23 15:47:48,461 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:47:48,462 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.07 03:47:47" (1/3) ... [2022-07-23 15:47:48,462 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34caeaeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 03:47:48, skipping insertion in model container [2022-07-23 15:47:48,462 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:47:48,462 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 03:47:47" (2/3) ... [2022-07-23 15:47:48,463 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34caeaeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.07 03:47:48, skipping insertion in model container [2022-07-23 15:47:48,463 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-23 15:47:48,463 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 03:47:48" (3/3) ... [2022-07-23 15:47:48,464 INFO L354 chiAutomizerObserver]: Analyzing ICFG pals_lcr.5.ufo.UNBOUNDED.pals.c [2022-07-23 15:47:48,513 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-23 15:47:48,514 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-23 15:47:48,514 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-23 15:47:48,514 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-23 15:47:48,514 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-23 15:47:48,514 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-23 15:47:48,514 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-23 15:47:48,514 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-23 15:47:48,520 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 94 states, 93 states have (on average 1.7096774193548387) internal successors, (159), 93 states have internal predecessors, (159), 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) [2022-07-23 15:47:48,545 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 53 [2022-07-23 15:47:48,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:47:48,546 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:47:48,551 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:47:48,552 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:47:48,552 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-23 15:47:48,552 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 94 states, 93 states have (on average 1.7096774193548387) internal successors, (159), 93 states have internal predecessors, (159), 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) [2022-07-23 15:47:48,557 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 53 [2022-07-23 15:47:48,557 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:47:48,558 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:47:48,559 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:47:48,559 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:47:48,565 INFO L752 eck$LassoCheckResult]: Stem: 74#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 61#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 72#L199true assume !(0 == ~r1~0 % 256);init_~tmp~0#1 := 0; 94#L199-1true init_#res#1 := init_~tmp~0#1; 21#L324true main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 67#L22true assume !(0 == assume_abort_if_not_~cond#1); 44#L21true assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 47#L396-2true [2022-07-23 15:47:48,566 INFO L754 eck$LassoCheckResult]: Loop: 47#L396-2true assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5#L71true assume !(0 != ~mode1~0 % 256); 40#L88true assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 19#L88-2true ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 84#L71-2true assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 78#L100true assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 73#L103true assume !(node2_~m2~0#1 != ~nomsg~0); 66#L103-1true ~mode2~0 := 0; 48#L100-2true assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 29#L125true assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 77#L128true assume !(node3_~m3~0#1 != ~nomsg~0); 30#L128-1true ~mode3~0 := 0; 15#L125-2true assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 46#L150true assume !(0 != ~mode4~0 % 256); 75#L163true assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 71#L163-2true ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 31#L150-2true assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3#L175true assume !(0 != ~mode5~0 % 256); 22#L188true assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 10#L188-2true ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 8#L175-2true assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 42#L332true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1#1 := 0; 56#L332-1true check_#res#1 := check_~tmp~1#1; 52#L352true main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 59#L425true assume !(0 == assert_~arg#1 % 256); 54#L420true assume { :end_inline_assert } true; 47#L396-2true [2022-07-23 15:47:48,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:47:48,570 INFO L85 PathProgramCache]: Analyzing trace with hash 1978587388, now seen corresponding path program 1 times [2022-07-23 15:47:48,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:47:48,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098911374] [2022-07-23 15:47:48,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:47:48,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:47:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:47:48,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:47:48,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:47:48,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098911374] [2022-07-23 15:47:48,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098911374] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:47:48,771 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:47:48,772 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 15:47:48,773 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091052188] [2022-07-23 15:47:48,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:47:48,777 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:47:48,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:47:48,779 INFO L85 PathProgramCache]: Analyzing trace with hash 1980967203, now seen corresponding path program 1 times [2022-07-23 15:47:48,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:47:48,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724009365] [2022-07-23 15:47:48,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:47:48,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:47:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:47:48,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:47:48,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:47:48,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724009365] [2022-07-23 15:47:48,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724009365] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:47:48,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:47:48,945 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 15:47:48,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454236555] [2022-07-23 15:47:48,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:47:48,947 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:47:48,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:47:48,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 15:47:48,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-23 15:47:48,976 INFO L87 Difference]: Start difference. First operand has 94 states, 93 states have (on average 1.7096774193548387) internal successors, (159), 93 states have internal predecessors, (159), 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 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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) [2022-07-23 15:47:49,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:47:49,044 INFO L93 Difference]: Finished difference Result 93 states and 154 transitions. [2022-07-23 15:47:49,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 15:47:49,049 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 93 states and 154 transitions. [2022-07-23 15:47:49,052 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2022-07-23 15:47:49,055 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 93 states to 89 states and 120 transitions. [2022-07-23 15:47:49,056 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 89 [2022-07-23 15:47:49,056 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 89 [2022-07-23 15:47:49,057 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 120 transitions. [2022-07-23 15:47:49,057 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:47:49,057 INFO L369 hiAutomatonCegarLoop]: Abstraction has 89 states and 120 transitions. [2022-07-23 15:47:49,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 120 transitions. [2022-07-23 15:47:49,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2022-07-23 15:47:49,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.348314606741573) internal successors, (120), 88 states have internal predecessors, (120), 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) [2022-07-23 15:47:49,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 120 transitions. [2022-07-23 15:47:49,082 INFO L392 hiAutomatonCegarLoop]: Abstraction has 89 states and 120 transitions. [2022-07-23 15:47:49,082 INFO L374 stractBuchiCegarLoop]: Abstraction has 89 states and 120 transitions. [2022-07-23 15:47:49,082 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-23 15:47:49,083 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 120 transitions. [2022-07-23 15:47:49,084 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2022-07-23 15:47:49,084 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:47:49,084 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:47:49,086 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:47:49,086 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:47:49,086 INFO L752 eck$LassoCheckResult]: Stem: 288#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 279#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 280#L199 assume 0 == ~r1~0 % 256; 274#L200 assume ~id1~0 >= 0; 275#L201 assume 0 == ~st1~0; 249#L202 assume ~send1~0 == ~id1~0; 250#L203 assume 0 == ~mode1~0 % 256; 264#L204 assume ~id2~0 >= 0; 224#L205 assume 0 == ~st2~0; 225#L206 assume ~send2~0 == ~id2~0; 208#L207 assume 0 == ~mode2~0 % 256; 209#L208 assume ~id3~0 >= 0; 278#L209 assume 0 == ~st3~0; 226#L210 assume ~send3~0 == ~id3~0; 227#L211 assume 0 == ~mode3~0 % 256; 210#L212 assume ~id4~0 >= 0; 211#L213 assume 0 == ~st4~0; 290#L214 assume ~send4~0 == ~id4~0; 291#L215 assume 0 == ~mode4~0 % 256; 277#L216 assume ~id5~0 >= 0; 257#L217 assume 0 == ~st5~0; 258#L218 assume ~send5~0 == ~id5~0; 281#L219 assume 0 == ~mode5~0 % 256; 292#L220 assume ~id1~0 != ~id2~0; 245#L221 assume ~id1~0 != ~id3~0; 242#L222 assume ~id1~0 != ~id4~0; 243#L223 assume ~id1~0 != ~id5~0; 236#L224 assume ~id2~0 != ~id3~0; 237#L225 assume ~id2~0 != ~id4~0; 233#L226 assume ~id2~0 != ~id5~0; 234#L227 assume ~id3~0 != ~id4~0; 251#L228 assume ~id3~0 != ~id5~0; 252#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 293#L199-1 init_#res#1 := init_~tmp~0#1; 240#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 241#L22 assume !(0 == assume_abort_if_not_~cond#1); 265#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 266#L396-2 [2022-07-23 15:47:49,086 INFO L754 eck$LassoCheckResult]: Loop: 266#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 212#L71 assume !(0 != ~mode1~0 % 256); 214#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 238#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 239#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 289#L100 assume !(0 != ~mode2~0 % 256); 282#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 283#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 270#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 253#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 254#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 256#L128-1 ~mode3~0 := 0; 231#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 232#L150 assume !(0 != ~mode4~0 % 256); 269#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 286#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 244#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 205#L175 assume !(0 != ~mode5~0 % 256); 206#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 221#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 217#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 218#L332 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1#1 := 0; 229#L332-1 check_#res#1 := check_~tmp~1#1; 272#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 273#L425 assume !(0 == assert_~arg#1 % 256); 276#L420 assume { :end_inline_assert } true; 266#L396-2 [2022-07-23 15:47:49,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:47:49,087 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 1 times [2022-07-23 15:47:49,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:47:49,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709954933] [2022-07-23 15:47:49,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:47:49,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:47:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:47:49,111 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:47:49,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:47:49,186 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:47:49,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:47:49,187 INFO L85 PathProgramCache]: Analyzing trace with hash 40936345, now seen corresponding path program 1 times [2022-07-23 15:47:49,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:47:49,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733248583] [2022-07-23 15:47:49,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:47:49,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:47:49,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:47:49,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:47:49,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:47:49,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733248583] [2022-07-23 15:47:49,263 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733248583] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:47:49,263 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:47:49,263 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 15:47:49,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384484151] [2022-07-23 15:47:49,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:47:49,264 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:47:49,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:47:49,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 15:47:49,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-23 15:47:49,265 INFO L87 Difference]: Start difference. First operand 89 states and 120 transitions. cyclomatic complexity: 32 Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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) [2022-07-23 15:47:49,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:47:49,303 INFO L93 Difference]: Finished difference Result 92 states and 122 transitions. [2022-07-23 15:47:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-23 15:47:49,304 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 122 transitions. [2022-07-23 15:47:49,305 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2022-07-23 15:47:49,306 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 89 states and 117 transitions. [2022-07-23 15:47:49,307 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 89 [2022-07-23 15:47:49,307 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 89 [2022-07-23 15:47:49,307 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 117 transitions. [2022-07-23 15:47:49,308 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:47:49,308 INFO L369 hiAutomatonCegarLoop]: Abstraction has 89 states and 117 transitions. [2022-07-23 15:47:49,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 117 transitions. [2022-07-23 15:47:49,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2022-07-23 15:47:49,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.3146067415730338) internal successors, (117), 88 states have internal predecessors, (117), 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) [2022-07-23 15:47:49,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 117 transitions. [2022-07-23 15:47:49,313 INFO L392 hiAutomatonCegarLoop]: Abstraction has 89 states and 117 transitions. [2022-07-23 15:47:49,313 INFO L374 stractBuchiCegarLoop]: Abstraction has 89 states and 117 transitions. [2022-07-23 15:47:49,313 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-23 15:47:49,313 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 117 transitions. [2022-07-23 15:47:49,314 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2022-07-23 15:47:49,314 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:47:49,315 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:47:49,316 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:47:49,316 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:47:49,316 INFO L752 eck$LassoCheckResult]: Stem: 481#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 472#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 473#L199 assume 0 == ~r1~0 % 256; 467#L200 assume ~id1~0 >= 0; 468#L201 assume 0 == ~st1~0; 439#L202 assume ~send1~0 == ~id1~0; 440#L203 assume 0 == ~mode1~0 % 256; 456#L204 assume ~id2~0 >= 0; 415#L205 assume 0 == ~st2~0; 416#L206 assume ~send2~0 == ~id2~0; 401#L207 assume 0 == ~mode2~0 % 256; 402#L208 assume ~id3~0 >= 0; 471#L209 assume 0 == ~st3~0; 422#L210 assume ~send3~0 == ~id3~0; 423#L211 assume 0 == ~mode3~0 % 256; 403#L212 assume ~id4~0 >= 0; 404#L213 assume 0 == ~st4~0; 483#L214 assume ~send4~0 == ~id4~0; 484#L215 assume 0 == ~mode4~0 % 256; 470#L216 assume ~id5~0 >= 0; 450#L217 assume 0 == ~st5~0; 451#L218 assume ~send5~0 == ~id5~0; 474#L219 assume 0 == ~mode5~0 % 256; 485#L220 assume ~id1~0 != ~id2~0; 438#L221 assume ~id1~0 != ~id3~0; 435#L222 assume ~id1~0 != ~id4~0; 436#L223 assume ~id1~0 != ~id5~0; 429#L224 assume ~id2~0 != ~id3~0; 430#L225 assume ~id2~0 != ~id4~0; 426#L226 assume ~id2~0 != ~id5~0; 427#L227 assume ~id3~0 != ~id4~0; 444#L228 assume ~id3~0 != ~id5~0; 445#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 486#L199-1 init_#res#1 := init_~tmp~0#1; 433#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 434#L22 assume !(0 == assume_abort_if_not_~cond#1); 458#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 459#L396-2 [2022-07-23 15:47:49,317 INFO L754 eck$LassoCheckResult]: Loop: 459#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 405#L71 assume !(0 != ~mode1~0 % 256); 407#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 431#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 432#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 482#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 480#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 442#L103-1 ~mode2~0 := 0; 463#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 446#L125 assume !(0 != ~mode3~0 % 256); 448#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 455#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 424#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 425#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 417#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 409#L153-1 ~mode4~0 := 0; 437#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 398#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 400#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 461#L178-1 ~mode5~0 := 0; 410#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 411#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 457#L333 assume ~r1~0 % 256 >= 5; 419#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 420#L332-1 check_#res#1 := check_~tmp~1#1; 465#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 466#L425 assume !(0 == assert_~arg#1 % 256); 469#L420 assume { :end_inline_assert } true; 459#L396-2 [2022-07-23 15:47:49,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:47:49,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 2 times [2022-07-23 15:47:49,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:47:49,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132527561] [2022-07-23 15:47:49,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:47:49,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:47:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:47:49,334 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:47:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:47:49,356 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:47:49,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:47:49,356 INFO L85 PathProgramCache]: Analyzing trace with hash 364338877, now seen corresponding path program 1 times [2022-07-23 15:47:49,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:47:49,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111956130] [2022-07-23 15:47:49,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:47:49,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:47:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:47:49,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:47:49,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:47:49,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111956130] [2022-07-23 15:47:49,382 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111956130] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:47:49,382 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:47:49,382 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:47:49,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606299375] [2022-07-23 15:47:49,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:47:49,383 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:47:49,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:47:49,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:47:49,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:47:49,384 INFO L87 Difference]: Start difference. First operand 89 states and 117 transitions. cyclomatic complexity: 29 Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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) [2022-07-23 15:47:49,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:47:49,408 INFO L93 Difference]: Finished difference Result 135 states and 186 transitions. [2022-07-23 15:47:49,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:47:49,409 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 135 states and 186 transitions. [2022-07-23 15:47:49,410 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 98 [2022-07-23 15:47:49,411 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 135 states to 135 states and 186 transitions. [2022-07-23 15:47:49,411 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 135 [2022-07-23 15:47:49,412 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 135 [2022-07-23 15:47:49,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 135 states and 186 transitions. [2022-07-23 15:47:49,412 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:47:49,413 INFO L369 hiAutomatonCegarLoop]: Abstraction has 135 states and 186 transitions. [2022-07-23 15:47:49,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states and 186 transitions. [2022-07-23 15:47:49,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 133. [2022-07-23 15:47:49,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 133 states have (on average 1.3759398496240602) internal successors, (183), 132 states have internal predecessors, (183), 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) [2022-07-23 15:47:49,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 183 transitions. [2022-07-23 15:47:49,419 INFO L392 hiAutomatonCegarLoop]: Abstraction has 133 states and 183 transitions. [2022-07-23 15:47:49,419 INFO L374 stractBuchiCegarLoop]: Abstraction has 133 states and 183 transitions. [2022-07-23 15:47:49,419 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-23 15:47:49,419 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 133 states and 183 transitions. [2022-07-23 15:47:49,420 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 96 [2022-07-23 15:47:49,420 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:47:49,421 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:47:49,422 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:47:49,422 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:47:49,422 INFO L752 eck$LassoCheckResult]: Stem: 714#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 705#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 706#L199 assume 0 == ~r1~0 % 256; 700#L200 assume ~id1~0 >= 0; 701#L201 assume 0 == ~st1~0; 672#L202 assume ~send1~0 == ~id1~0; 673#L203 assume 0 == ~mode1~0 % 256; 689#L204 assume ~id2~0 >= 0; 647#L205 assume 0 == ~st2~0; 648#L206 assume ~send2~0 == ~id2~0; 631#L207 assume 0 == ~mode2~0 % 256; 632#L208 assume ~id3~0 >= 0; 704#L209 assume 0 == ~st3~0; 651#L210 assume ~send3~0 == ~id3~0; 652#L211 assume 0 == ~mode3~0 % 256; 640#L212 assume ~id4~0 >= 0; 641#L213 assume 0 == ~st4~0; 718#L214 assume ~send4~0 == ~id4~0; 719#L215 assume 0 == ~mode4~0 % 256; 703#L216 assume ~id5~0 >= 0; 680#L217 assume 0 == ~st5~0; 681#L218 assume ~send5~0 == ~id5~0; 707#L219 assume 0 == ~mode5~0 % 256; 720#L220 assume ~id1~0 != ~id2~0; 668#L221 assume ~id1~0 != ~id3~0; 665#L222 assume ~id1~0 != ~id4~0; 666#L223 assume ~id1~0 != ~id5~0; 659#L224 assume ~id2~0 != ~id3~0; 660#L225 assume ~id2~0 != ~id4~0; 655#L226 assume ~id2~0 != ~id5~0; 656#L227 assume ~id3~0 != ~id4~0; 674#L228 assume ~id3~0 != ~id5~0; 675#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 721#L199-1 init_#res#1 := init_~tmp~0#1; 663#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 664#L22 assume !(0 == assume_abort_if_not_~cond#1); 690#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 691#L396-2 [2022-07-23 15:47:49,422 INFO L754 eck$LassoCheckResult]: Loop: 691#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 754#L71 assume !(0 != ~mode1~0 % 256); 753#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 752#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 685#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 750#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 749#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 746#L103-1 ~mode2~0 := 0; 744#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 743#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 741#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 738#L128-1 ~mode3~0 := 0; 736#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 735#L150 assume !(0 != ~mode4~0 % 256); 715#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 716#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 730#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 728#L175 assume !(0 != ~mode5~0 % 256); 727#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 725#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 724#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 723#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 722#L333 assume !(~r1~0 % 256 >= 5); 657#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 658#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 760#L332-1 check_#res#1 := check_~tmp~1#1; 757#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 756#L425 assume !(0 == assert_~arg#1 % 256); 755#L420 assume { :end_inline_assert } true; 691#L396-2 [2022-07-23 15:47:49,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:47:49,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 3 times [2022-07-23 15:47:49,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:47:49,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079381564] [2022-07-23 15:47:49,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:47:49,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:47:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:47:49,461 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:47:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:47:49,495 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:47:49,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:47:49,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1445795707, now seen corresponding path program 1 times [2022-07-23 15:47:49,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:47:49,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853413479] [2022-07-23 15:47:49,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:47:49,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:47:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:47:49,519 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:47:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:47:49,552 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:47:49,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:47:49,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1050041683, now seen corresponding path program 1 times [2022-07-23 15:47:49,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:47:49,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224926126] [2022-07-23 15:47:49,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:47:49,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:47:49,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:47:49,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:47:49,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:47:49,616 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224926126] [2022-07-23 15:47:49,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224926126] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:47:49,616 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:47:49,617 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:47:49,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549060005] [2022-07-23 15:47:49,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:47:50,635 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:47:50,636 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:47:50,636 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:47:50,636 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:47:50,637 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-23 15:47:50,637 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:47:50,637 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:47:50,637 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:47:50,637 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2022-07-23 15:47:50,637 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:47:50,638 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:47:50,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,668 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,861 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,869 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:50,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:47:51,535 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-07-23 15:48:13,524 WARN L233 SmtUtils]: Spent 21.91s on a formula simplification. DAG size of input: 338 DAG size of output: 186 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-07-23 15:48:13,649 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:48:13,650 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-07-23 15:48:13,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:13,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:13,659 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) [2022-07-23 15:48:13,667 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-07-23 15:48:13,667 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:48:13,694 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 [2022-07-23 15:48:13,732 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 [2022-07-23 15:48:13,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:13,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:13,734 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) [2022-07-23 15:48:13,742 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-07-23 15:48:13,742 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-07-23 15:48:13,761 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 [2022-07-23 15:48:13,956 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-07-23 15:48:13,963 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 [2022-07-23 15:48:13,964 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:48:13,964 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:48:13,964 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:48:13,964 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:48:13,964 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-23 15:48:13,964 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:13,964 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:48:13,964 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:48:13,965 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2022-07-23 15:48:13,965 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:48:13,965 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:48:13,967 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:13,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:13,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:13,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:13,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:13,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:13,991 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:13,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:14,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:14,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:14,186 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:14,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:14,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:14,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:14,199 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:14,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:48:14,762 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-07-23 15:48:36,835 WARN L233 SmtUtils]: Spent 22.01s on a formula simplification. DAG size of input: 338 DAG size of output: 186 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-07-23 15:48:36,899 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-23 15:48:36,904 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-23 15:48:36,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:36,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:36,906 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) [2022-07-23 15:48:36,911 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 [2022-07-23 15:48:36,913 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 [2022-07-23 15:48:36,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:36,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:36,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:36,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:36,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:36,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:36,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:36,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:36,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:36,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:36,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:36,965 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) [2022-07-23 15:48:36,967 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 [2022-07-23 15:48:36,968 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 [2022-07-23 15:48:36,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:36,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:36,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:36,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:36,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:36,979 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:36,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:36,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:37,019 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 [2022-07-23 15:48:37,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:37,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:37,021 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) [2022-07-23 15:48:37,030 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 [2022-07-23 15:48:37,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:37,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:37,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:37,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:37,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:37,039 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:37,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:37,042 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 [2022-07-23 15:48:37,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:37,084 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 [2022-07-23 15:48:37,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:37,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:37,086 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) [2022-07-23 15:48:37,092 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 [2022-07-23 15:48:37,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:37,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:37,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:37,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:37,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:37,105 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:37,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:37,107 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 [2022-07-23 15:48:37,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:37,145 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 [2022-07-23 15:48:37,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:37,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:37,147 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) [2022-07-23 15:48:37,152 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 [2022-07-23 15:48:37,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:37,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:37,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:37,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:37,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:37,162 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:37,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:37,163 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 [2022-07-23 15:48:37,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:37,205 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 [2022-07-23 15:48:37,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:37,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:37,207 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) [2022-07-23 15:48:37,211 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 [2022-07-23 15:48:37,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:37,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:37,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:37,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:37,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:37,221 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:37,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:37,223 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 [2022-07-23 15:48:37,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:37,256 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 [2022-07-23 15:48:37,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:37,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:37,259 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) [2022-07-23 15:48:37,260 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 [2022-07-23 15:48:37,261 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 [2022-07-23 15:48:37,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:37,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:37,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:37,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:37,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:37,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:37,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:37,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:37,312 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 [2022-07-23 15:48:37,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:37,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:37,314 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) [2022-07-23 15:48:37,321 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 [2022-07-23 15:48:37,322 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 [2022-07-23 15:48:37,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:37,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:37,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:37,330 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-23 15:48:37,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:37,833 INFO L401 nArgumentSynthesizer]: We have 128 Motzkin's Theorem applications. [2022-07-23 15:48:37,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:38,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:38,369 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 [2022-07-23 15:48:38,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:38,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:38,371 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) [2022-07-23 15:48:38,372 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 [2022-07-23 15:48:38,373 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 [2022-07-23 15:48:38,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:38,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:38,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:38,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:38,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:38,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:38,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:38,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:38,406 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-07-23 15:48:38,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:38,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:38,407 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) [2022-07-23 15:48:38,408 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 [2022-07-23 15:48:38,409 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 [2022-07-23 15:48:38,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:38,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:38,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:38,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:38,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:38,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:38,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:38,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:38,433 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 [2022-07-23 15:48:38,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:38,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:38,434 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) [2022-07-23 15:48:38,434 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 [2022-07-23 15:48:38,437 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 [2022-07-23 15:48:38,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:38,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:38,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:38,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:38,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:38,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:38,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:38,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:38,493 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 [2022-07-23 15:48:38,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:38,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:38,494 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) [2022-07-23 15:48:38,499 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 [2022-07-23 15:48:38,500 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 [2022-07-23 15:48:38,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:38,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:38,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:38,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:38,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:38,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:38,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:38,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:38,547 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 [2022-07-23 15:48:38,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:38,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:38,549 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) [2022-07-23 15:48:38,554 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 [2022-07-23 15:48:38,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:38,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:38,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:38,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:38,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:38,563 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:38,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:38,566 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 [2022-07-23 15:48:38,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:38,612 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 [2022-07-23 15:48:38,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:38,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:38,614 INFO L229 MonitoredProcess]: Starting monitored process 17 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) [2022-07-23 15:48:38,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-07-23 15:48:38,616 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 [2022-07-23 15:48:38,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:38,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:38,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:38,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:38,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:38,623 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:38,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:38,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:38,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:38,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:38,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:38,662 INFO L229 MonitoredProcess]: Starting monitored process 18 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) [2022-07-23 15:48:38,670 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 [2022-07-23 15:48:38,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:38,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:38,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:38,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:38,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:38,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:38,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:38,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-07-23 15:48:38,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:38,716 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:38,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:38,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:38,717 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) [2022-07-23 15:48:38,717 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 [2022-07-23 15:48:38,719 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 [2022-07-23 15:48:38,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:38,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:38,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:38,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:38,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-23 15:48:38,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-23 15:48:38,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:38,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:38,748 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 [2022-07-23 15:48:38,748 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-07-23 15:48:38,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:38,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:38,749 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) [2022-07-23 15:48:38,752 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 [2022-07-23 15:48:38,753 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 [2022-07-23 15:48:38,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:38,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:38,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:38,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:38,759 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:38,760 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:38,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:38,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:38,815 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 [2022-07-23 15:48:38,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:38,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:38,817 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) [2022-07-23 15:48:38,822 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 [2022-07-23 15:48:38,822 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 [2022-07-23 15:48:38,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:38,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:38,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:38,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:38,831 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:38,832 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:38,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:38,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:38,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:38,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:38,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:38,874 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) [2022-07-23 15:48:38,879 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 [2022-07-23 15:48:38,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:38,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:38,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:38,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:38,887 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:38,888 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:38,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:38,890 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 [2022-07-23 15:48:38,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:38,925 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 [2022-07-23 15:48:38,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:38,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:38,927 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) [2022-07-23 15:48:38,928 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 [2022-07-23 15:48:38,930 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 [2022-07-23 15:48:38,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:38,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:38,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:38,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:38,938 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:38,938 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:38,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:38,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:38,979 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 [2022-07-23 15:48:38,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:38,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:38,981 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) [2022-07-23 15:48:38,984 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 [2022-07-23 15:48:38,991 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 [2022-07-23 15:48:38,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:38,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:38,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:38,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:38,992 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:38,992 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:38,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:39,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:39,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:39,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:39,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:39,032 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) [2022-07-23 15:48:39,033 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 [2022-07-23 15:48:39,034 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 [2022-07-23 15:48:39,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:39,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:39,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:39,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:39,042 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:39,043 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:39,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:39,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:39,078 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:39,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:39,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:39,079 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) [2022-07-23 15:48:39,083 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 [2022-07-23 15:48:39,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:39,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:39,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:39,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:39,091 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:39,092 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:39,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:39,095 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 [2022-07-23 15:48:39,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:39,125 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:39,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:39,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:39,127 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) [2022-07-23 15:48:39,135 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 [2022-07-23 15:48:39,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:39,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:39,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:39,145 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-23 15:48:39,145 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:39,157 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 [2022-07-23 15:48:39,728 INFO L401 nArgumentSynthesizer]: We have 192 Motzkin's Theorem applications. [2022-07-23 15:48:39,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:40,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:40,711 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:40,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:40,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:40,713 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) [2022-07-23 15:48:40,714 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 [2022-07-23 15:48:40,715 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 [2022-07-23 15:48:40,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:40,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:40,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:40,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:40,721 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:40,722 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:40,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:40,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:40,738 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 [2022-07-23 15:48:40,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:40,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:40,739 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) [2022-07-23 15:48:40,743 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 [2022-07-23 15:48:40,743 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 [2022-07-23 15:48:40,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:40,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:40,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:40,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:40,749 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:40,750 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:40,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:40,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:40,767 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-23 15:48:40,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:40,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:40,768 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) [2022-07-23 15:48:40,769 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 [2022-07-23 15:48:40,770 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 [2022-07-23 15:48:40,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:40,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:40,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:40,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:40,776 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:40,777 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:40,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:40,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:40,794 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 [2022-07-23 15:48:40,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:40,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:40,795 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) [2022-07-23 15:48:40,796 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 [2022-07-23 15:48:40,796 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 [2022-07-23 15:48:40,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:40,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:40,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:40,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:40,802 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:40,803 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:40,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:40,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:40,818 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 [2022-07-23 15:48:40,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:40,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:40,819 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) [2022-07-23 15:48:40,821 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 [2022-07-23 15:48:40,821 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 [2022-07-23 15:48:40,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:40,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:40,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:40,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:40,827 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:40,828 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:40,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:40,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:40,844 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 [2022-07-23 15:48:40,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:40,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:40,845 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) [2022-07-23 15:48:40,846 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 [2022-07-23 15:48:40,847 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 [2022-07-23 15:48:40,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:40,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:40,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:40,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:40,854 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:40,855 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:40,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:40,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:40,879 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 [2022-07-23 15:48:40,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:40,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:40,880 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) [2022-07-23 15:48:40,881 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 [2022-07-23 15:48:40,882 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 [2022-07-23 15:48:40,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:40,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:40,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:40,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:40,889 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:40,890 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:40,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:40,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:40,906 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:40,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:40,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:40,908 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) [2022-07-23 15:48:40,908 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 [2022-07-23 15:48:40,909 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 [2022-07-23 15:48:40,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:40,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:40,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:40,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:40,916 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:40,920 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:40,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:40,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:40,939 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:40,939 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-07-23 15:48:40,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:40,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:40,940 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) [2022-07-23 15:48:40,941 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 [2022-07-23 15:48:40,942 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 [2022-07-23 15:48:40,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:40,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:40,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:40,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:40,948 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:40,950 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:40,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:40,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:40,983 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-07-23 15:48:40,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:40,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:40,984 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) [2022-07-23 15:48:40,985 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 [2022-07-23 15:48:40,986 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 [2022-07-23 15:48:40,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:40,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:40,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:40,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:40,992 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:40,993 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:40,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:40,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:41,010 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 [2022-07-23 15:48:41,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:41,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:41,011 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) [2022-07-23 15:48:41,012 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 [2022-07-23 15:48:41,013 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 [2022-07-23 15:48:41,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:41,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:41,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:41,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:41,019 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:41,020 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:41,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:41,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:41,037 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 [2022-07-23 15:48:41,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:41,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:41,038 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) [2022-07-23 15:48:41,039 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 [2022-07-23 15:48:41,040 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 [2022-07-23 15:48:41,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:41,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:41,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:41,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:41,046 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:41,047 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:41,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:41,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:41,063 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 [2022-07-23 15:48:41,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:41,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:41,064 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) [2022-07-23 15:48:41,067 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 [2022-07-23 15:48:41,068 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 [2022-07-23 15:48:41,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:41,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:41,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:41,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:41,076 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:41,076 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:41,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:41,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:41,129 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:41,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:41,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:41,131 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) [2022-07-23 15:48:41,135 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 [2022-07-23 15:48:41,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:41,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:41,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:41,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:41,143 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:41,144 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:41,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:41,146 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 [2022-07-23 15:48:41,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:41,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-07-23 15:48:41,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:41,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:41,182 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) [2022-07-23 15:48:41,187 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 [2022-07-23 15:48:41,191 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 [2022-07-23 15:48:41,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:41,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:41,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:41,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:41,194 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:41,195 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:41,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:41,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:41,214 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-07-23 15:48:41,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:41,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:41,215 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) [2022-07-23 15:48:41,215 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 [2022-07-23 15:48:41,217 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 [2022-07-23 15:48:41,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:41,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:41,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:41,228 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-23 15:48:41,228 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:41,930 INFO L401 nArgumentSynthesizer]: We have 256 Motzkin's Theorem applications. [2022-07-23 15:48:41,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,306 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,340 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 [2022-07-23 15:48:43,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,341 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) [2022-07-23 15:48:43,341 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 [2022-07-23 15:48:43,343 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 [2022-07-23 15:48:43,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,350 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:43,351 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:43,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-07-23 15:48:43,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,373 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) [2022-07-23 15:48:43,378 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 [2022-07-23 15:48:43,379 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 [2022-07-23 15:48:43,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,385 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:43,386 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:43,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-07-23 15:48:43,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,406 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) [2022-07-23 15:48:43,407 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 [2022-07-23 15:48:43,408 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 [2022-07-23 15:48:43,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,414 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:43,415 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:43,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,432 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:43,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,433 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) [2022-07-23 15:48:43,434 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 [2022-07-23 15:48:43,435 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 [2022-07-23 15:48:43,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,441 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:43,442 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:43,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,458 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 [2022-07-23 15:48:43,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,459 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) [2022-07-23 15:48:43,459 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 [2022-07-23 15:48:43,460 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 [2022-07-23 15:48:43,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,466 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:43,468 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:43,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,484 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-07-23 15:48:43,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,485 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) [2022-07-23 15:48:43,485 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 [2022-07-23 15:48:43,486 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 [2022-07-23 15:48:43,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,493 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:43,494 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:43,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:43,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,512 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) [2022-07-23 15:48:43,513 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 [2022-07-23 15:48:43,514 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 [2022-07-23 15:48:43,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,521 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:43,521 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:43,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,538 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 [2022-07-23 15:48:43,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,539 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) [2022-07-23 15:48:43,539 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 [2022-07-23 15:48:43,541 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 [2022-07-23 15:48:43,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,548 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:43,549 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:43,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,567 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 [2022-07-23 15:48:43,567 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-07-23 15:48:43,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,568 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) [2022-07-23 15:48:43,568 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 [2022-07-23 15:48:43,570 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 [2022-07-23 15:48:43,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,577 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:43,578 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:43,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,595 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 [2022-07-23 15:48:43,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,597 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) [2022-07-23 15:48:43,602 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 [2022-07-23 15:48:43,602 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 [2022-07-23 15:48:43,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,609 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:43,610 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:43,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,627 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 [2022-07-23 15:48:43,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,628 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) [2022-07-23 15:48:43,629 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 [2022-07-23 15:48:43,630 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 [2022-07-23 15:48:43,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,636 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:43,638 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:43,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,655 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 [2022-07-23 15:48:43,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,656 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) [2022-07-23 15:48:43,656 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 [2022-07-23 15:48:43,657 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 [2022-07-23 15:48:43,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,664 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:43,664 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:43,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,680 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-07-23 15:48:43,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,681 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) [2022-07-23 15:48:43,682 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 [2022-07-23 15:48:43,683 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 [2022-07-23 15:48:43,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,690 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:43,690 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:43,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,706 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-07-23 15:48:43,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,707 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) [2022-07-23 15:48:43,709 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 [2022-07-23 15:48:43,709 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 [2022-07-23 15:48:43,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,716 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:43,716 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:43,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,732 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 [2022-07-23 15:48:43,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,733 INFO L229 MonitoredProcess]: Starting monitored process 58 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) [2022-07-23 15:48:43,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-07-23 15:48:43,735 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 [2022-07-23 15:48:43,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:43,742 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:43,743 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:43,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:43,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:43,760 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-07-23 15:48:43,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:43,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:43,761 INFO L229 MonitoredProcess]: Starting monitored process 59 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) [2022-07-23 15:48:43,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-07-23 15:48:43,764 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 [2022-07-23 15:48:43,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:43,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:43,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:43,773 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-23 15:48:43,773 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:44,675 INFO L401 nArgumentSynthesizer]: We have 320 Motzkin's Theorem applications. [2022-07-23 15:48:44,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,449 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-07-23 15:48:46,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,450 INFO L229 MonitoredProcess]: Starting monitored process 60 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) [2022-07-23 15:48:46,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-23 15:48:46,452 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 [2022-07-23 15:48:46,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:46,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,458 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:46,459 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:46,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,475 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-07-23 15:48:46,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,476 INFO L229 MonitoredProcess]: Starting monitored process 61 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) [2022-07-23 15:48:46,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-07-23 15:48:46,478 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 [2022-07-23 15:48:46,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:46,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,484 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:46,486 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:46,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,503 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-07-23 15:48:46,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,504 INFO L229 MonitoredProcess]: Starting monitored process 62 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) [2022-07-23 15:48:46,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-07-23 15:48:46,506 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 [2022-07-23 15:48:46,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:46,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,512 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:46,514 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:46,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,531 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-07-23 15:48:46,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,532 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2022-07-23 15:48:46,532 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-07-23 15:48:46,534 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 [2022-07-23 15:48:46,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:46,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,540 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:46,540 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:46,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:46,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,557 INFO L229 MonitoredProcess]: Starting monitored process 64 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) [2022-07-23 15:48:46,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-07-23 15:48:46,559 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 [2022-07-23 15:48:46,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:46,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,566 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:46,567 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:46,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,583 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-07-23 15:48:46,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,584 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2022-07-23 15:48:46,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-07-23 15:48:46,585 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 [2022-07-23 15:48:46,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:46,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,592 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:46,593 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:46,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,611 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-07-23 15:48:46,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,612 INFO L229 MonitoredProcess]: Starting monitored process 66 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) [2022-07-23 15:48:46,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-23 15:48:46,614 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 [2022-07-23 15:48:46,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:46,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,620 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:46,621 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:46,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:46,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,640 INFO L229 MonitoredProcess]: Starting monitored process 67 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) [2022-07-23 15:48:46,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-23 15:48:46,645 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 [2022-07-23 15:48:46,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-23 15:48:46,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,652 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:46,653 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:46,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-07-23 15:48:46,672 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-07-23 15:48:46,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,673 INFO L229 MonitoredProcess]: Starting monitored process 68 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) [2022-07-23 15:48:46,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-23 15:48:46,675 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 [2022-07-23 15:48:46,680 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:46,681 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:46,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,681 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:46,682 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:46,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-07-23 15:48:46,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,701 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2022-07-23 15:48:46,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-07-23 15:48:46,703 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 [2022-07-23 15:48:46,709 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:46,709 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:46,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,710 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:46,711 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:46,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,728 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-07-23 15:48:46,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,729 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2022-07-23 15:48:46,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-07-23 15:48:46,731 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 [2022-07-23 15:48:46,738 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:46,738 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:46,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,738 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:46,739 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:46,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:46,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,757 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2022-07-23 15:48:46,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-07-23 15:48:46,759 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 [2022-07-23 15:48:46,765 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:46,765 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:46,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,765 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:46,765 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:46,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,783 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-07-23 15:48:46,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,784 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2022-07-23 15:48:46,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-07-23 15:48:46,789 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 [2022-07-23 15:48:46,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:46,795 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:46,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,795 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:46,799 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:46,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,853 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:46,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,854 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2022-07-23 15:48:46,859 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 [2022-07-23 15:48:46,865 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-07-23 15:48:46,866 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:46,866 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:46,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,867 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:46,867 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:46,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:46,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,884 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2022-07-23 15:48:46,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-07-23 15:48:46,886 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 [2022-07-23 15:48:46,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:46,892 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:46,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:46,892 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:46,893 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:46,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:46,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:46,918 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-07-23 15:48:46,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:46,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:46,919 INFO L229 MonitoredProcess]: Starting monitored process 75 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) [2022-07-23 15:48:46,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-07-23 15:48:46,921 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 [2022-07-23 15:48:46,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:46,929 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:46,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:46,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:46,929 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-23 15:48:46,929 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:47,492 INFO L401 nArgumentSynthesizer]: We have 192 Motzkin's Theorem applications. [2022-07-23 15:48:47,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,473 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-07-23 15:48:49,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,473 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,474 INFO L229 MonitoredProcess]: Starting monitored process 76 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) [2022-07-23 15:48:49,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-07-23 15:48:49,476 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 [2022-07-23 15:48:49,482 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,482 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:49,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,482 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:49,483 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:49,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-07-23 15:48:49,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,500 INFO L229 MonitoredProcess]: Starting monitored process 77 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) [2022-07-23 15:48:49,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-07-23 15:48:49,502 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 [2022-07-23 15:48:49,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,508 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:49,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,508 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:49,509 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:49,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,527 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-07-23 15:48:49,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,528 INFO L229 MonitoredProcess]: Starting monitored process 78 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) [2022-07-23 15:48:49,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-07-23 15:48:49,530 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 [2022-07-23 15:48:49,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,536 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:49,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,536 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:49,537 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:49,537 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:49,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,557 INFO L229 MonitoredProcess]: Starting monitored process 79 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) [2022-07-23 15:48:49,558 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-07-23 15:48:49,559 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 [2022-07-23 15:48:49,564 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,565 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:49,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,565 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:49,565 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:49,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,590 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:49,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,591 INFO L229 MonitoredProcess]: Starting monitored process 80 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) [2022-07-23 15:48:49,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-07-23 15:48:49,593 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 [2022-07-23 15:48:49,598 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,598 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:49,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,599 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:49,599 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:49,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,615 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-07-23 15:48:49,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,616 INFO L229 MonitoredProcess]: Starting monitored process 81 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) [2022-07-23 15:48:49,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-07-23 15:48:49,617 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 [2022-07-23 15:48:49,623 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,623 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:49,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,624 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:49,624 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:49,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,642 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:49,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,643 INFO L229 MonitoredProcess]: Starting monitored process 82 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) [2022-07-23 15:48:49,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-07-23 15:48:49,645 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 [2022-07-23 15:48:49,651 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,651 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:49,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,652 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:49,652 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:49,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,669 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:49,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,670 INFO L229 MonitoredProcess]: Starting monitored process 83 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) [2022-07-23 15:48:49,670 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-07-23 15:48:49,671 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 [2022-07-23 15:48:49,677 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,677 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:48:49,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,678 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-07-23 15:48:49,679 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-07-23 15:48:49,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,697 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-07-23 15:48:49,697 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-07-23 15:48:49,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,698 INFO L229 MonitoredProcess]: Starting monitored process 84 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) [2022-07-23 15:48:49,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-07-23 15:48:49,700 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 [2022-07-23 15:48:49,706 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,706 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:49,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,706 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:49,708 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:49,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,727 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-07-23 15:48:49,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,729 INFO L229 MonitoredProcess]: Starting monitored process 85 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) [2022-07-23 15:48:49,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-07-23 15:48:49,730 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 [2022-07-23 15:48:49,736 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,736 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:49,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,736 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:49,737 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:49,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:49,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,758 INFO L229 MonitoredProcess]: Starting monitored process 86 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) [2022-07-23 15:48:49,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-07-23 15:48:49,760 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 [2022-07-23 15:48:49,766 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,766 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:49,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,766 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:49,767 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:49,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,785 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-07-23 15:48:49,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,786 INFO L229 MonitoredProcess]: Starting monitored process 87 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) [2022-07-23 15:48:49,787 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-07-23 15:48:49,788 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 [2022-07-23 15:48:49,795 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,795 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:49,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,795 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:49,796 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:49,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,816 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-07-23 15:48:49,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,817 INFO L229 MonitoredProcess]: Starting monitored process 88 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) [2022-07-23 15:48:49,818 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-07-23 15:48:49,819 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 [2022-07-23 15:48:49,826 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,826 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:49,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,826 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:49,827 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:49,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,843 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-07-23 15:48:49,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,844 INFO L229 MonitoredProcess]: Starting monitored process 89 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) [2022-07-23 15:48:49,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-07-23 15:48:49,846 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 [2022-07-23 15:48:49,853 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,853 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:49,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,853 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:49,854 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:49,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,888 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:49,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,889 INFO L229 MonitoredProcess]: Starting monitored process 90 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) [2022-07-23 15:48:49,896 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 [2022-07-23 15:48:49,903 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,904 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:49,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:49,904 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:49,906 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:49,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:49,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-07-23 15:48:49,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:49,935 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-07-23 15:48:49,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:49,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:49,936 INFO L229 MonitoredProcess]: Starting monitored process 91 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) [2022-07-23 15:48:49,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-07-23 15:48:49,938 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 [2022-07-23 15:48:49,946 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:49,946 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:49,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:49,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:49,947 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-23 15:48:49,947 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:50,850 INFO L401 nArgumentSynthesizer]: We have 256 Motzkin's Theorem applications. [2022-07-23 15:48:50,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,554 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:55,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,556 INFO L229 MonitoredProcess]: Starting monitored process 92 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) [2022-07-23 15:48:55,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-07-23 15:48:55,559 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 [2022-07-23 15:48:55,565 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,565 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:55,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,565 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:55,566 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:55,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,582 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-07-23 15:48:55,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,583 INFO L229 MonitoredProcess]: Starting monitored process 93 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) [2022-07-23 15:48:55,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-07-23 15:48:55,585 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 [2022-07-23 15:48:55,591 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,591 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:55,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,591 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:55,593 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:55,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,611 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-07-23 15:48:55,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,612 INFO L229 MonitoredProcess]: Starting monitored process 94 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) [2022-07-23 15:48:55,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-07-23 15:48:55,613 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 [2022-07-23 15:48:55,619 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,619 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:55,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,620 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:55,621 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:55,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,639 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2022-07-23 15:48:55,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,640 INFO L229 MonitoredProcess]: Starting monitored process 95 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) [2022-07-23 15:48:55,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-07-23 15:48:55,642 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 [2022-07-23 15:48:55,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,648 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:55,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,649 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:55,649 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:55,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,666 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-07-23 15:48:55,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,667 INFO L229 MonitoredProcess]: Starting monitored process 96 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) [2022-07-23 15:48:55,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-07-23 15:48:55,670 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 [2022-07-23 15:48:55,676 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,676 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:55,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,676 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:55,677 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:55,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,693 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2022-07-23 15:48:55,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,694 INFO L229 MonitoredProcess]: Starting monitored process 97 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) [2022-07-23 15:48:55,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-07-23 15:48:55,696 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 [2022-07-23 15:48:55,702 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,702 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:55,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,703 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:55,704 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:55,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,722 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-07-23 15:48:55,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,723 INFO L229 MonitoredProcess]: Starting monitored process 98 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) [2022-07-23 15:48:55,724 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-07-23 15:48:55,725 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 [2022-07-23 15:48:55,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,732 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:55,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,732 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:55,733 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:55,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2022-07-23 15:48:55,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,752 INFO L229 MonitoredProcess]: Starting monitored process 99 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) [2022-07-23 15:48:55,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-07-23 15:48:55,753 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 [2022-07-23 15:48:55,760 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,760 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-07-23 15:48:55,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,760 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:48:55,761 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:48:55,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,781 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-07-23 15:48:55,781 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-07-23 15:48:55,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,782 INFO L229 MonitoredProcess]: Starting monitored process 100 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) [2022-07-23 15:48:55,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-07-23 15:48:55,784 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 [2022-07-23 15:48:55,790 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,790 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:48:55,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,791 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:55,792 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:55,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,813 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2022-07-23 15:48:55,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,814 INFO L229 MonitoredProcess]: Starting monitored process 101 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) [2022-07-23 15:48:55,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-07-23 15:48:55,816 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 [2022-07-23 15:48:55,822 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,822 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:48:55,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,822 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:55,824 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:55,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,844 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-07-23 15:48:55,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,845 INFO L229 MonitoredProcess]: Starting monitored process 102 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) [2022-07-23 15:48:55,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-07-23 15:48:55,847 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 [2022-07-23 15:48:55,853 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,853 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:48:55,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,853 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:55,855 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:55,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-07-23 15:48:55,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,875 INFO L229 MonitoredProcess]: Starting monitored process 103 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) [2022-07-23 15:48:55,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-07-23 15:48:55,877 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 [2022-07-23 15:48:55,883 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,883 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:48:55,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,884 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:55,885 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:55,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,903 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-07-23 15:48:55,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,904 INFO L229 MonitoredProcess]: Starting monitored process 104 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) [2022-07-23 15:48:55,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-07-23 15:48:55,906 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 [2022-07-23 15:48:55,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,912 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:48:55,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,912 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:55,913 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:55,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,930 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2022-07-23 15:48:55,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,931 INFO L229 MonitoredProcess]: Starting monitored process 105 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) [2022-07-23 15:48:55,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-07-23 15:48:55,934 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 [2022-07-23 15:48:55,940 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,940 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:48:55,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,940 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:55,941 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:55,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,943 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,958 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-07-23 15:48:55,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,959 INFO L229 MonitoredProcess]: Starting monitored process 106 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) [2022-07-23 15:48:55,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-07-23 15:48:55,961 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 [2022-07-23 15:48:55,967 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:55,967 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:48:55,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:55,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:55,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:48:55,967 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:55,969 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:48:55,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:48:55,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:48:55,990 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2022-07-23 15:48:55,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:48:55,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:48:55,991 INFO L229 MonitoredProcess]: Starting monitored process 107 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) [2022-07-23 15:48:55,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-07-23 15:48:55,993 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 [2022-07-23 15:48:56,001 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:48:56,002 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:48:56,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:48:56,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:48:56,002 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-23 15:48:56,002 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:48:57,090 INFO L401 nArgumentSynthesizer]: We have 320 Motzkin's Theorem applications. [2022-07-23 15:48:57,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,172 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-07-23 15:49:03,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,173 INFO L229 MonitoredProcess]: Starting monitored process 108 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) [2022-07-23 15:49:03,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-07-23 15:49:03,175 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 [2022-07-23 15:49:03,182 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,182 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:03,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,182 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:49:03,183 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:49:03,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,202 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2022-07-23 15:49:03,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,203 INFO L229 MonitoredProcess]: Starting monitored process 109 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) [2022-07-23 15:49:03,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-07-23 15:49:03,205 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 [2022-07-23 15:49:03,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,212 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:03,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,212 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:49:03,214 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:49:03,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2022-07-23 15:49:03,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,236 INFO L229 MonitoredProcess]: Starting monitored process 110 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) [2022-07-23 15:49:03,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-07-23 15:49:03,239 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 [2022-07-23 15:49:03,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,245 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:03,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,246 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:49:03,248 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:49:03,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2022-07-23 15:49:03,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,270 INFO L229 MonitoredProcess]: Starting monitored process 111 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) [2022-07-23 15:49:03,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-07-23 15:49:03,272 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 [2022-07-23 15:49:03,279 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,279 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:03,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,279 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:49:03,280 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:49:03,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2022-07-23 15:49:03,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,299 INFO L229 MonitoredProcess]: Starting monitored process 112 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) [2022-07-23 15:49:03,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-07-23 15:49:03,302 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 [2022-07-23 15:49:03,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,308 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:03,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,308 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:49:03,309 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:49:03,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,328 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2022-07-23 15:49:03,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,329 INFO L229 MonitoredProcess]: Starting monitored process 113 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) [2022-07-23 15:49:03,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-07-23 15:49:03,331 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 [2022-07-23 15:49:03,338 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,338 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:03,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,338 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:49:03,339 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:49:03,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,361 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2022-07-23 15:49:03,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,362 INFO L229 MonitoredProcess]: Starting monitored process 114 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) [2022-07-23 15:49:03,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-07-23 15:49:03,364 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 [2022-07-23 15:49:03,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,372 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:03,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,372 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:49:03,379 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:49:03,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,403 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2022-07-23 15:49:03,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,404 INFO L229 MonitoredProcess]: Starting monitored process 115 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) [2022-07-23 15:49:03,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-07-23 15:49:03,406 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 [2022-07-23 15:49:03,413 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,413 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:03,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,413 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-07-23 15:49:03,415 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-07-23 15:49:03,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,438 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2022-07-23 15:49:03,439 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-07-23 15:49:03,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,440 INFO L229 MonitoredProcess]: Starting monitored process 116 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) [2022-07-23 15:49:03,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-07-23 15:49:03,442 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 [2022-07-23 15:49:03,448 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,448 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:03,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,448 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:03,450 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:03,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,468 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2022-07-23 15:49:03,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,470 INFO L229 MonitoredProcess]: Starting monitored process 117 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) [2022-07-23 15:49:03,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-07-23 15:49:03,472 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 [2022-07-23 15:49:03,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,478 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:03,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,478 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:03,480 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:03,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2022-07-23 15:49:03,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,500 INFO L229 MonitoredProcess]: Starting monitored process 118 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) [2022-07-23 15:49:03,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-07-23 15:49:03,502 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 [2022-07-23 15:49:03,508 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,508 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:03,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,508 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:03,509 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:03,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2022-07-23 15:49:03,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,530 INFO L229 MonitoredProcess]: Starting monitored process 119 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) [2022-07-23 15:49:03,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-07-23 15:49:03,533 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 [2022-07-23 15:49:03,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,539 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:03,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,539 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:03,540 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:03,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,557 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2022-07-23 15:49:03,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,558 INFO L229 MonitoredProcess]: Starting monitored process 120 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) [2022-07-23 15:49:03,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-07-23 15:49:03,560 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 [2022-07-23 15:49:03,567 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,567 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:03,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,567 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:03,567 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:03,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,591 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2022-07-23 15:49:03,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,592 INFO L229 MonitoredProcess]: Starting monitored process 121 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) [2022-07-23 15:49:03,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-07-23 15:49:03,594 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 [2022-07-23 15:49:03,600 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,600 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:03,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,601 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:03,601 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:03,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,618 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2022-07-23 15:49:03,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,620 INFO L229 MonitoredProcess]: Starting monitored process 122 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) [2022-07-23 15:49:03,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-07-23 15:49:03,621 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 [2022-07-23 15:49:03,627 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,627 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:03,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:03,628 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:03,629 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:03,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:03,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:03,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2022-07-23 15:49:03,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:03,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:03,658 INFO L229 MonitoredProcess]: Starting monitored process 123 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) [2022-07-23 15:49:03,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-07-23 15:49:03,660 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 [2022-07-23 15:49:03,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:03,668 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:03,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:03,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:03,668 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-23 15:49:03,668 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:04,502 INFO L401 nArgumentSynthesizer]: We have 256 Motzkin's Theorem applications. [2022-07-23 15:49:04,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:06,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:06,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2022-07-23 15:49:06,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:06,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:06,691 INFO L229 MonitoredProcess]: Starting monitored process 124 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) [2022-07-23 15:49:06,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-07-23 15:49:06,693 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 [2022-07-23 15:49:06,699 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:06,699 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:06,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:06,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:06,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:06,700 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:06,700 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:06,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:06,702 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:06,717 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2022-07-23 15:49:06,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:06,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:06,718 INFO L229 MonitoredProcess]: Starting monitored process 125 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) [2022-07-23 15:49:06,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-07-23 15:49:06,720 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 [2022-07-23 15:49:06,726 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:06,726 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:06,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:06,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:06,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:06,727 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:06,728 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:06,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:06,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:06,746 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2022-07-23 15:49:06,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:06,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:06,747 INFO L229 MonitoredProcess]: Starting monitored process 126 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) [2022-07-23 15:49:06,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-07-23 15:49:06,750 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 [2022-07-23 15:49:06,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:06,755 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:06,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:06,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:06,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:06,756 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:06,758 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:06,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:06,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:06,776 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2022-07-23 15:49:06,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:06,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:06,778 INFO L229 MonitoredProcess]: Starting monitored process 127 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) [2022-07-23 15:49:06,778 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-07-23 15:49:06,780 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 [2022-07-23 15:49:06,786 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:06,786 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:06,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:06,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:06,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:06,786 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:06,787 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:06,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:06,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:06,803 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2022-07-23 15:49:06,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:06,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:06,805 INFO L229 MonitoredProcess]: Starting monitored process 128 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) [2022-07-23 15:49:06,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-07-23 15:49:06,808 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 [2022-07-23 15:49:06,814 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:06,814 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:06,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:06,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:06,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:06,814 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:06,815 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:06,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:06,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:06,847 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2022-07-23 15:49:06,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:06,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:06,848 INFO L229 MonitoredProcess]: Starting monitored process 129 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) [2022-07-23 15:49:06,849 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-07-23 15:49:06,851 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 [2022-07-23 15:49:06,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:06,858 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:06,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:06,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:06,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:06,858 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:06,859 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:06,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:06,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:06,878 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2022-07-23 15:49:06,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:06,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:06,880 INFO L229 MonitoredProcess]: Starting monitored process 130 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) [2022-07-23 15:49:06,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-07-23 15:49:06,882 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 [2022-07-23 15:49:06,888 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:06,888 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:06,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:06,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:06,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:06,888 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:06,889 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:06,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:06,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:06,907 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2022-07-23 15:49:06,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:06,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:06,908 INFO L229 MonitoredProcess]: Starting monitored process 131 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) [2022-07-23 15:49:06,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-07-23 15:49:06,910 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 [2022-07-23 15:49:06,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:06,916 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-07-23 15:49:06,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:06,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:06,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:06,916 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-07-23 15:49:06,918 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-23 15:49:06,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:06,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:06,936 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2022-07-23 15:49:06,936 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-07-23 15:49:06,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:06,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:06,937 INFO L229 MonitoredProcess]: Starting monitored process 132 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) [2022-07-23 15:49:06,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-07-23 15:49:06,939 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 [2022-07-23 15:49:06,945 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:06,945 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:06,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:06,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:06,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:06,945 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:06,947 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:06,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:06,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:06,967 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2022-07-23 15:49:06,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:06,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:06,968 INFO L229 MonitoredProcess]: Starting monitored process 133 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) [2022-07-23 15:49:06,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-07-23 15:49:06,969 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 [2022-07-23 15:49:06,975 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:06,975 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:06,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:06,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:06,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:06,976 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:06,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:06,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:06,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:06,997 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2022-07-23 15:49:06,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:06,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:06,998 INFO L229 MonitoredProcess]: Starting monitored process 134 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) [2022-07-23 15:49:06,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-07-23 15:49:07,001 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 [2022-07-23 15:49:07,007 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:07,007 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:07,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:07,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:07,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:07,007 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:07,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:07,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:07,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:07,027 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2022-07-23 15:49:07,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:07,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:07,028 INFO L229 MonitoredProcess]: Starting monitored process 135 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) [2022-07-23 15:49:07,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-07-23 15:49:07,030 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 [2022-07-23 15:49:07,037 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:07,037 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:07,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:07,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:07,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:07,037 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:07,038 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:07,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:07,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:07,055 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2022-07-23 15:49:07,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:07,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:07,057 INFO L229 MonitoredProcess]: Starting monitored process 136 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) [2022-07-23 15:49:07,057 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-07-23 15:49:07,059 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 [2022-07-23 15:49:07,065 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:07,065 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:07,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:07,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:07,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:07,065 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:07,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:07,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:07,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:07,083 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2022-07-23 15:49:07,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:07,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:07,084 INFO L229 MonitoredProcess]: Starting monitored process 137 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) [2022-07-23 15:49:07,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-07-23 15:49:07,086 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 [2022-07-23 15:49:07,093 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:07,093 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:07,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:07,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:07,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:07,093 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:07,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:07,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:07,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:07,111 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2022-07-23 15:49:07,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:07,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:07,112 INFO L229 MonitoredProcess]: Starting monitored process 138 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) [2022-07-23 15:49:07,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-07-23 15:49:07,114 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 [2022-07-23 15:49:07,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:07,121 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:07,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:07,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:07,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:07,121 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:07,123 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:07,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:07,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:07,143 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2022-07-23 15:49:07,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:07,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:07,144 INFO L229 MonitoredProcess]: Starting monitored process 139 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) [2022-07-23 15:49:07,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-07-23 15:49:07,146 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 [2022-07-23 15:49:07,154 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:07,155 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:07,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:07,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:07,155 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-07-23 15:49:07,155 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:08,239 INFO L401 nArgumentSynthesizer]: We have 384 Motzkin's Theorem applications. [2022-07-23 15:49:08,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:12,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:12,544 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2022-07-23 15:49:12,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:12,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:12,545 INFO L229 MonitoredProcess]: Starting monitored process 140 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) [2022-07-23 15:49:12,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-07-23 15:49:12,547 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 [2022-07-23 15:49:12,553 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:12,553 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:12,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:12,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:12,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:12,554 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:12,554 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:12,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:12,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:12,572 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2022-07-23 15:49:12,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:12,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:12,573 INFO L229 MonitoredProcess]: Starting monitored process 141 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) [2022-07-23 15:49:12,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-07-23 15:49:12,575 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 [2022-07-23 15:49:12,581 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:12,581 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:12,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:12,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:12,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:12,582 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:12,583 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:12,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:12,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:12,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Forceful destruction successful, exit code 0 [2022-07-23 15:49:12,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:12,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:12,604 INFO L229 MonitoredProcess]: Starting monitored process 142 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) [2022-07-23 15:49:12,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-07-23 15:49:12,606 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 [2022-07-23 15:49:12,612 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:12,612 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:12,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:12,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:12,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:12,612 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:12,614 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:12,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:12,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:12,634 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2022-07-23 15:49:12,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:12,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:12,635 INFO L229 MonitoredProcess]: Starting monitored process 143 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) [2022-07-23 15:49:12,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-07-23 15:49:12,637 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 [2022-07-23 15:49:12,643 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:12,643 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:12,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:12,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:12,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:12,643 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:12,644 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:12,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:12,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:12,661 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2022-07-23 15:49:12,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:12,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:12,663 INFO L229 MonitoredProcess]: Starting monitored process 144 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) [2022-07-23 15:49:12,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-07-23 15:49:12,665 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 [2022-07-23 15:49:12,671 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:12,671 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:12,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:12,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:12,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:12,671 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:12,672 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:12,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:12,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:12,689 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2022-07-23 15:49:12,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:12,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:12,690 INFO L229 MonitoredProcess]: Starting monitored process 145 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) [2022-07-23 15:49:12,691 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-07-23 15:49:12,692 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 [2022-07-23 15:49:12,698 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:12,698 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:12,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:12,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:12,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:12,699 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:12,700 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:12,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:12,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:12,719 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2022-07-23 15:49:12,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:12,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:12,720 INFO L229 MonitoredProcess]: Starting monitored process 146 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) [2022-07-23 15:49:12,721 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-07-23 15:49:12,722 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 [2022-07-23 15:49:12,729 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:12,729 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:12,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:12,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:12,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:12,729 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:12,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:12,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:12,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:12,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2022-07-23 15:49:12,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:12,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 15:49:12,800 INFO L229 MonitoredProcess]: Starting monitored process 147 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) [2022-07-23 15:49:12,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-07-23 15:49:12,803 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 [2022-07-23 15:49:12,809 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-07-23 15:49:12,809 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-07-23 15:49:12,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-23 15:49:12,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-23 15:49:12,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-23 15:49:12,810 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-07-23 15:49:12,812 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-23 15:49:12,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-23 15:49:12,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-23 15:49:12,833 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2022-07-23 15:49:12,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:12,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:49:12,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:49:12,834 INFO L87 Difference]: Start difference. First operand 133 states and 183 transitions. cyclomatic complexity: 51 Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2022-07-23 15:49:12,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:12,858 INFO L93 Difference]: Finished difference Result 217 states and 307 transitions. [2022-07-23 15:49:12,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:49:12,859 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 217 states and 307 transitions. [2022-07-23 15:49:12,861 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 180 [2022-07-23 15:49:12,864 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 217 states to 217 states and 307 transitions. [2022-07-23 15:49:12,867 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 217 [2022-07-23 15:49:12,867 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 217 [2022-07-23 15:49:12,868 INFO L73 IsDeterministic]: Start isDeterministic. Operand 217 states and 307 transitions. [2022-07-23 15:49:12,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:12,870 INFO L369 hiAutomatonCegarLoop]: Abstraction has 217 states and 307 transitions. [2022-07-23 15:49:12,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states and 307 transitions. [2022-07-23 15:49:12,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2022-07-23 15:49:12,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 217 states have (on average 1.4147465437788018) internal successors, (307), 216 states have internal predecessors, (307), 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) [2022-07-23 15:49:12,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 307 transitions. [2022-07-23 15:49:12,885 INFO L392 hiAutomatonCegarLoop]: Abstraction has 217 states and 307 transitions. [2022-07-23 15:49:12,885 INFO L374 stractBuchiCegarLoop]: Abstraction has 217 states and 307 transitions. [2022-07-23 15:49:12,885 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-23 15:49:12,885 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 217 states and 307 transitions. [2022-07-23 15:49:12,887 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 180 [2022-07-23 15:49:12,887 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:12,887 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:12,888 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:12,888 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:12,888 INFO L752 eck$LassoCheckResult]: Stem: 1086#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 1073#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1074#L199 assume 0 == ~r1~0 % 256; 1066#L200 assume ~id1~0 >= 0; 1067#L201 assume 0 == ~st1~0; 1029#L202 assume ~send1~0 == ~id1~0; 1030#L203 assume 0 == ~mode1~0 % 256; 1052#L204 assume ~id2~0 >= 0; 1004#L205 assume 0 == ~st2~0; 1005#L206 assume ~send2~0 == ~id2~0; 989#L207 assume 0 == ~mode2~0 % 256; 990#L208 assume ~id3~0 >= 0; 1072#L209 assume 0 == ~st3~0; 1008#L210 assume ~send3~0 == ~id3~0; 1009#L211 assume 0 == ~mode3~0 % 256; 991#L212 assume ~id4~0 >= 0; 992#L213 assume 0 == ~st4~0; 1091#L214 assume ~send4~0 == ~id4~0; 1092#L215 assume 0 == ~mode4~0 % 256; 1070#L216 assume ~id5~0 >= 0; 1040#L217 assume 0 == ~st5~0; 1041#L218 assume ~send5~0 == ~id5~0; 1076#L219 assume 0 == ~mode5~0 % 256; 1095#L220 assume ~id1~0 != ~id2~0; 1028#L221 assume ~id1~0 != ~id3~0; 1025#L222 assume ~id1~0 != ~id4~0; 1026#L223 assume ~id1~0 != ~id5~0; 1018#L224 assume ~id2~0 != ~id3~0; 1019#L225 assume ~id2~0 != ~id4~0; 1014#L226 assume ~id2~0 != ~id5~0; 1015#L227 assume ~id3~0 != ~id4~0; 1034#L228 assume ~id3~0 != ~id5~0; 1035#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 1098#L199-1 init_#res#1 := init_~tmp~0#1; 1022#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1023#L22 assume !(0 == assume_abort_if_not_~cond#1); 1055#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1056#L396-2 [2022-07-23 15:49:12,889 INFO L754 eck$LassoCheckResult]: Loop: 1056#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1149#L71 assume !(0 != ~mode1~0 % 256); 1148#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1147#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1047#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1089#L100 assume !(0 != ~mode2~0 % 256); 1090#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 1083#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 1062#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1036#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1037#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 1039#L128-1 ~mode3~0 := 0; 1012#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1013#L150 assume !(0 != ~mode4~0 % 256); 1059#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 1084#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 1027#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 986#L175 assume !(0 != ~mode5~0 % 256); 987#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 1122#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 998#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 999#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1116#L333 assume !(~r1~0 % 256 >= 5); 1016#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 1017#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 1071#L332-1 check_#res#1 := check_~tmp~1#1; 1064#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1065#L425 assume !(0 == assert_~arg#1 % 256); 1068#L420 assume { :end_inline_assert } true; 1069#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1108#L71 assume !(0 != ~mode1~0 % 256); 1109#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1102#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1103#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1146#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1145#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 1077#L103-1 ~mode2~0 := 0; 1078#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1179#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1178#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 1175#L128-1 ~mode3~0 := 0; 1173#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1172#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1170#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 1167#L153-1 ~mode4~0 := 0; 1165#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1164#L175 assume !(0 != ~mode5~0 % 256); 1159#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 1119#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 1120#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1156#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1114#L333 assume !(~r1~0 % 256 >= 5); 1115#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 1155#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 1154#L332-1 check_#res#1 := check_~tmp~1#1; 1152#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1151#L425 assume !(0 == assert_~arg#1 % 256); 1150#L420 assume { :end_inline_assert } true; 1056#L396-2 [2022-07-23 15:49:12,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:12,889 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 4 times [2022-07-23 15:49:12,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:12,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095954672] [2022-07-23 15:49:12,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:12,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:12,900 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:49:12,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:12,911 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:49:12,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:12,912 INFO L85 PathProgramCache]: Analyzing trace with hash -502903507, now seen corresponding path program 1 times [2022-07-23 15:49:12,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:12,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557513225] [2022-07-23 15:49:12,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:12,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:12,968 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:12,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:12,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557513225] [2022-07-23 15:49:12,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557513225] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:12,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:12,968 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:12,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607032976] [2022-07-23 15:49:12,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:12,969 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:49:12,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:12,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:49:12,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:49:12,970 INFO L87 Difference]: Start difference. First operand 217 states and 307 transitions. cyclomatic complexity: 91 Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2022-07-23 15:49:12,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:12,987 INFO L93 Difference]: Finished difference Result 325 states and 462 transitions. [2022-07-23 15:49:12,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:49:12,988 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 325 states and 462 transitions. [2022-07-23 15:49:12,990 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 288 [2022-07-23 15:49:12,992 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 325 states to 325 states and 462 transitions. [2022-07-23 15:49:12,992 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 325 [2022-07-23 15:49:12,992 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 325 [2022-07-23 15:49:12,993 INFO L73 IsDeterministic]: Start isDeterministic. Operand 325 states and 462 transitions. [2022-07-23 15:49:12,994 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:12,994 INFO L369 hiAutomatonCegarLoop]: Abstraction has 325 states and 462 transitions. [2022-07-23 15:49:12,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states and 462 transitions. [2022-07-23 15:49:13,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 301. [2022-07-23 15:49:13,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 301 states have (on average 1.4285714285714286) internal successors, (430), 300 states have internal predecessors, (430), 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) [2022-07-23 15:49:13,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 430 transitions. [2022-07-23 15:49:13,004 INFO L392 hiAutomatonCegarLoop]: Abstraction has 301 states and 430 transitions. [2022-07-23 15:49:13,004 INFO L374 stractBuchiCegarLoop]: Abstraction has 301 states and 430 transitions. [2022-07-23 15:49:13,005 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-23 15:49:13,005 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 301 states and 430 transitions. [2022-07-23 15:49:13,006 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 264 [2022-07-23 15:49:13,006 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:13,006 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:13,008 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,008 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,008 INFO L752 eck$LassoCheckResult]: Stem: 1626#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 1614#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1615#L199 assume 0 == ~r1~0 % 256; 1609#L200 assume ~id1~0 >= 0; 1610#L201 assume 0 == ~st1~0; 1575#L202 assume ~send1~0 == ~id1~0; 1576#L203 assume 0 == ~mode1~0 % 256; 1595#L204 assume ~id2~0 >= 0; 1550#L205 assume 0 == ~st2~0; 1551#L206 assume ~send2~0 == ~id2~0; 1537#L207 assume 0 == ~mode2~0 % 256; 1538#L208 assume ~id3~0 >= 0; 1613#L209 assume 0 == ~st3~0; 1554#L210 assume ~send3~0 == ~id3~0; 1555#L211 assume 0 == ~mode3~0 % 256; 1539#L212 assume ~id4~0 >= 0; 1540#L213 assume 0 == ~st4~0; 1630#L214 assume ~send4~0 == ~id4~0; 1631#L215 assume 0 == ~mode4~0 % 256; 1612#L216 assume ~id5~0 >= 0; 1586#L217 assume 0 == ~st5~0; 1587#L218 assume ~send5~0 == ~id5~0; 1616#L219 assume 0 == ~mode5~0 % 256; 1632#L220 assume ~id1~0 != ~id2~0; 1574#L221 assume ~id1~0 != ~id3~0; 1571#L222 assume ~id1~0 != ~id4~0; 1572#L223 assume ~id1~0 != ~id5~0; 1564#L224 assume ~id2~0 != ~id3~0; 1565#L225 assume ~id2~0 != ~id4~0; 1560#L226 assume ~id2~0 != ~id5~0; 1561#L227 assume ~id3~0 != ~id4~0; 1580#L228 assume ~id3~0 != ~id5~0; 1581#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 1634#L199-1 init_#res#1 := init_~tmp~0#1; 1568#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1569#L22 assume !(0 == assume_abort_if_not_~cond#1); 1597#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1598#L396-2 [2022-07-23 15:49:13,008 INFO L754 eck$LassoCheckResult]: Loop: 1598#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1831#L71 assume !(0 != ~mode1~0 % 256); 1830#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1829#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1828#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1827#L100 assume !(0 != ~mode2~0 % 256); 1638#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 1826#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 1605#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1582#L125 assume !(0 != ~mode3~0 % 256); 1584#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1633#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 1811#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1809#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1552#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 1544#L153-1 ~mode4~0 := 0; 1573#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1534#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1536#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 1791#L178-1 ~mode5~0 := 0; 1788#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1783#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1780#L333 assume ~r1~0 % 256 >= 5; 1556#L337 assume !(~r1~0 % 256 < 5); 1557#L341 assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0;check_~tmp~1#1 := 1; 1590#L332-1 check_#res#1 := check_~tmp~1#1; 1607#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1608#L425 assume !(0 == assert_~arg#1 % 256); 1611#L420 assume { :end_inline_assert } true; 1604#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1541#L71 assume 0 != ~mode1~0 % 256; 1542#L72 assume 255 == ~r1~0 % 256;~r1~0 := 4; 1650#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 1645#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 1641#L78-1 ~mode1~0 := 0; 1642#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1699#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1698#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 1695#L103-1 ~mode2~0 := 0; 1694#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1693#L125 assume !(0 != ~mode3~0 % 256); 1689#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1687#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 1686#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1685#L150 assume !(0 != ~mode4~0 % 256); 1681#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 1679#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 1678#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1677#L175 assume !(0 != ~mode5~0 % 256); 1673#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 1671#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 1670#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1669#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1668#L333 assume !(~r1~0 % 256 >= 5); 1666#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 1663#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 1664#L332-1 check_#res#1 := check_~tmp~1#1; 1834#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1833#L425 assume !(0 == assert_~arg#1 % 256); 1832#L420 assume { :end_inline_assert } true; 1598#L396-2 [2022-07-23 15:49:13,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,009 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 5 times [2022-07-23 15:49:13,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234351127] [2022-07-23 15:49:13,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:13,018 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:49:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:13,029 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:49:13,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1582311271, now seen corresponding path program 1 times [2022-07-23 15:49:13,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154323438] [2022-07-23 15:49:13,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:13,059 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:13,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:13,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154323438] [2022-07-23 15:49:13,060 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154323438] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:13,060 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:13,060 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:13,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369725081] [2022-07-23 15:49:13,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:13,061 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:49:13,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:13,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:49:13,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:49:13,062 INFO L87 Difference]: Start difference. First operand 301 states and 430 transitions. cyclomatic complexity: 130 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2022-07-23 15:49:13,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:13,083 INFO L93 Difference]: Finished difference Result 447 states and 644 transitions. [2022-07-23 15:49:13,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:49:13,084 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 447 states and 644 transitions. [2022-07-23 15:49:13,087 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 408 [2022-07-23 15:49:13,090 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 447 states to 445 states and 642 transitions. [2022-07-23 15:49:13,090 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 445 [2022-07-23 15:49:13,090 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 445 [2022-07-23 15:49:13,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 445 states and 642 transitions. [2022-07-23 15:49:13,091 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:13,091 INFO L369 hiAutomatonCegarLoop]: Abstraction has 445 states and 642 transitions. [2022-07-23 15:49:13,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states and 642 transitions. [2022-07-23 15:49:13,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 389. [2022-07-23 15:49:13,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 389 states have (on average 1.442159383033419) internal successors, (561), 388 states have internal predecessors, (561), 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) [2022-07-23 15:49:13,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 561 transitions. [2022-07-23 15:49:13,101 INFO L392 hiAutomatonCegarLoop]: Abstraction has 389 states and 561 transitions. [2022-07-23 15:49:13,101 INFO L374 stractBuchiCegarLoop]: Abstraction has 389 states and 561 transitions. [2022-07-23 15:49:13,101 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-23 15:49:13,102 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 389 states and 561 transitions. [2022-07-23 15:49:13,104 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 352 [2022-07-23 15:49:13,104 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:13,104 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:13,105 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,105 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,105 INFO L752 eck$LassoCheckResult]: Stem: 2379#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 2369#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 2370#L199 assume 0 == ~r1~0 % 256; 2364#L200 assume ~id1~0 >= 0; 2365#L201 assume 0 == ~st1~0; 2328#L202 assume ~send1~0 == ~id1~0; 2329#L203 assume 0 == ~mode1~0 % 256; 2353#L204 assume ~id2~0 >= 0; 2306#L205 assume 0 == ~st2~0; 2307#L206 assume ~send2~0 == ~id2~0; 2291#L207 assume 0 == ~mode2~0 % 256; 2292#L208 assume ~id3~0 >= 0; 2368#L209 assume 0 == ~st3~0; 2310#L210 assume ~send3~0 == ~id3~0; 2311#L211 assume 0 == ~mode3~0 % 256; 2299#L212 assume ~id4~0 >= 0; 2300#L213 assume 0 == ~st4~0; 2382#L214 assume ~send4~0 == ~id4~0; 2383#L215 assume 0 == ~mode4~0 % 256; 2367#L216 assume ~id5~0 >= 0; 2339#L217 assume 0 == ~st5~0; 2340#L218 assume ~send5~0 == ~id5~0; 2371#L219 assume 0 == ~mode5~0 % 256; 2387#L220 assume ~id1~0 != ~id2~0; 2327#L221 assume ~id1~0 != ~id3~0; 2325#L222 assume ~id1~0 != ~id4~0; 2326#L223 assume ~id1~0 != ~id5~0; 2318#L224 assume ~id2~0 != ~id3~0; 2319#L225 assume ~id2~0 != ~id4~0; 2314#L226 assume ~id2~0 != ~id5~0; 2315#L227 assume ~id3~0 != ~id4~0; 2333#L228 assume ~id3~0 != ~id5~0; 2334#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 2388#L199-1 init_#res#1 := init_~tmp~0#1; 2322#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2323#L22 assume !(0 == assume_abort_if_not_~cond#1); 2356#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2357#L396-2 [2022-07-23 15:49:13,106 INFO L754 eck$LassoCheckResult]: Loop: 2357#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2498#L71 assume !(0 != ~mode1~0 % 256); 2399#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2320#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2321#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2640#L100 assume !(0 != ~mode2~0 % 256); 2625#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 2639#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 2638#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2637#L125 assume !(0 != ~mode3~0 % 256); 2633#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 2631#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 2630#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2629#L150 assume !(0 != ~mode4~0 % 256); 2628#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 2592#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 2590#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2587#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2585#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 2580#L178-1 ~mode5~0 := 0; 2576#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2560#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 2395#L333 assume !(~r1~0 % 256 >= 5); 2316#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 2317#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 2396#L332-1 check_#res#1 := check_~tmp~1#1; 2558#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2556#L425 assume !(0 == assert_~arg#1 % 256); 2554#L420 assume { :end_inline_assert } true; 2469#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2470#L71 assume 0 != ~mode1~0 % 256; 2389#L72 assume 255 == ~r1~0 % 256;~r1~0 := 4; 2390#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2341#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 2342#L78-1 ~mode1~0 := 0; 2486#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2481#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2482#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 2589#L103-1 ~mode2~0 := 0; 2586#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2581#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2565#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 2546#L128-1 ~mode3~0 := 0; 2542#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2537#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 2534#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 2528#L153-1 ~mode4~0 := 0; 2525#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2521#L175 assume !(0 != ~mode5~0 % 256); 2519#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 2515#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 2513#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2511#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 2508#L333 assume !(~r1~0 % 256 >= 5); 2506#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 2503#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 2502#L332-1 check_#res#1 := check_~tmp~1#1; 2501#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2500#L425 assume !(0 == assert_~arg#1 % 256); 2499#L420 assume { :end_inline_assert } true; 2357#L396-2 [2022-07-23 15:49:13,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 6 times [2022-07-23 15:49:13,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793156531] [2022-07-23 15:49:13,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:13,123 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:49:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:13,134 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:49:13,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1856066086, now seen corresponding path program 1 times [2022-07-23 15:49:13,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318965731] [2022-07-23 15:49:13,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:13,184 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:13,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:13,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318965731] [2022-07-23 15:49:13,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318965731] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:13,185 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:13,185 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:13,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499638708] [2022-07-23 15:49:13,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:13,185 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:49:13,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:13,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:49:13,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:49:13,186 INFO L87 Difference]: Start difference. First operand 389 states and 561 transitions. cyclomatic complexity: 173 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2022-07-23 15:49:13,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:13,202 INFO L93 Difference]: Finished difference Result 391 states and 555 transitions. [2022-07-23 15:49:13,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:49:13,203 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 391 states and 555 transitions. [2022-07-23 15:49:13,205 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 354 [2022-07-23 15:49:13,208 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 391 states to 391 states and 555 transitions. [2022-07-23 15:49:13,208 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 391 [2022-07-23 15:49:13,208 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 391 [2022-07-23 15:49:13,208 INFO L73 IsDeterministic]: Start isDeterministic. Operand 391 states and 555 transitions. [2022-07-23 15:49:13,209 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:13,209 INFO L369 hiAutomatonCegarLoop]: Abstraction has 391 states and 555 transitions. [2022-07-23 15:49:13,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states and 555 transitions. [2022-07-23 15:49:13,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 389. [2022-07-23 15:49:13,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 389 states have (on average 1.4215938303341902) internal successors, (553), 388 states have internal predecessors, (553), 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) [2022-07-23 15:49:13,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 553 transitions. [2022-07-23 15:49:13,216 INFO L392 hiAutomatonCegarLoop]: Abstraction has 389 states and 553 transitions. [2022-07-23 15:49:13,216 INFO L374 stractBuchiCegarLoop]: Abstraction has 389 states and 553 transitions. [2022-07-23 15:49:13,216 INFO L287 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-07-23 15:49:13,216 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 389 states and 553 transitions. [2022-07-23 15:49:13,218 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 352 [2022-07-23 15:49:13,218 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:13,218 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:13,219 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,219 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,219 INFO L752 eck$LassoCheckResult]: Stem: 3170#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 3158#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 3159#L199 assume 0 == ~r1~0 % 256; 3153#L200 assume ~id1~0 >= 0; 3154#L201 assume 0 == ~st1~0; 3116#L202 assume ~send1~0 == ~id1~0; 3117#L203 assume 0 == ~mode1~0 % 256; 3139#L204 assume ~id2~0 >= 0; 3090#L205 assume 0 == ~st2~0; 3091#L206 assume ~send2~0 == ~id2~0; 3077#L207 assume 0 == ~mode2~0 % 256; 3078#L208 assume ~id3~0 >= 0; 3157#L209 assume 0 == ~st3~0; 3094#L210 assume ~send3~0 == ~id3~0; 3095#L211 assume 0 == ~mode3~0 % 256; 3079#L212 assume ~id4~0 >= 0; 3080#L213 assume 0 == ~st4~0; 3172#L214 assume ~send4~0 == ~id4~0; 3173#L215 assume 0 == ~mode4~0 % 256; 3156#L216 assume ~id5~0 >= 0; 3127#L217 assume 0 == ~st5~0; 3128#L218 assume ~send5~0 == ~id5~0; 3161#L219 assume 0 == ~mode5~0 % 256; 3174#L220 assume ~id1~0 != ~id2~0; 3115#L221 assume ~id1~0 != ~id3~0; 3111#L222 assume ~id1~0 != ~id4~0; 3112#L223 assume ~id1~0 != ~id5~0; 3103#L224 assume ~id2~0 != ~id3~0; 3104#L225 assume ~id2~0 != ~id4~0; 3100#L226 assume ~id2~0 != ~id5~0; 3101#L227 assume ~id3~0 != ~id4~0; 3121#L228 assume ~id3~0 != ~id5~0; 3122#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 3175#L199-1 init_#res#1 := init_~tmp~0#1; 3107#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 3108#L22 assume !(0 == assume_abort_if_not_~cond#1); 3141#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 3142#L396-2 [2022-07-23 15:49:13,220 INFO L754 eck$LassoCheckResult]: Loop: 3142#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3179#L71 assume !(0 != ~mode1~0 % 256); 3181#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 3105#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 3106#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3171#L100 assume !(0 != ~mode2~0 % 256); 3164#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 3165#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 3149#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3123#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3124#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 3126#L128-1 ~mode3~0 := 0; 3098#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3099#L150 assume !(0 != ~mode4~0 % 256); 3146#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 3168#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 3114#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3074#L175 assume !(0 != ~mode5~0 % 256); 3075#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 3089#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 3085#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3086#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3140#L333 assume !(~r1~0 % 256 >= 5); 3102#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3096#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 3097#L332-1 check_#res#1 := check_~tmp~1#1; 3410#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3407#L425 assume !(0 == assert_~arg#1 % 256); 3405#L420 assume { :end_inline_assert } true; 3402#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3398#L71 assume 0 != ~mode1~0 % 256; 3289#L72 assume !(255 == ~r1~0 % 256); 3087#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 3088#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 3129#L78-1 ~mode1~0 := 0; 3182#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3177#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3169#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 3119#L103-1 ~mode2~0 := 0; 3380#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3379#L125 assume !(0 != ~mode3~0 % 256); 3371#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 3367#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 3365#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3362#L150 assume !(0 != ~mode4~0 % 256); 3363#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 3351#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 3349#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3346#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3143#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 3145#L178-1 ~mode5~0 := 0; 3316#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3312#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3311#L333 assume !(~r1~0 % 256 >= 5); 3309#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3307#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 3305#L332-1 check_#res#1 := check_~tmp~1#1; 3303#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3301#L425 assume !(0 == assert_~arg#1 % 256); 3196#L420 assume { :end_inline_assert } true; 3142#L396-2 [2022-07-23 15:49:13,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 7 times [2022-07-23 15:49:13,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647886094] [2022-07-23 15:49:13,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:13,228 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:49:13,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:13,238 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:49:13,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1431591666, now seen corresponding path program 1 times [2022-07-23 15:49:13,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75491015] [2022-07-23 15:49:13,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:13,301 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:13,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:13,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75491015] [2022-07-23 15:49:13,301 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75491015] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:13,301 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:13,302 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:13,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531037991] [2022-07-23 15:49:13,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:13,302 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:49:13,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:13,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:49:13,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:49:13,303 INFO L87 Difference]: Start difference. First operand 389 states and 553 transitions. cyclomatic complexity: 165 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2022-07-23 15:49:13,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:13,316 INFO L93 Difference]: Finished difference Result 725 states and 1037 transitions. [2022-07-23 15:49:13,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:49:13,317 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 725 states and 1037 transitions. [2022-07-23 15:49:13,321 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 688 [2022-07-23 15:49:13,325 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 725 states to 725 states and 1037 transitions. [2022-07-23 15:49:13,325 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 725 [2022-07-23 15:49:13,326 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 725 [2022-07-23 15:49:13,326 INFO L73 IsDeterministic]: Start isDeterministic. Operand 725 states and 1037 transitions. [2022-07-23 15:49:13,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:13,327 INFO L369 hiAutomatonCegarLoop]: Abstraction has 725 states and 1037 transitions. [2022-07-23 15:49:13,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states and 1037 transitions. [2022-07-23 15:49:13,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 693. [2022-07-23 15:49:13,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 693 states, 693 states have (on average 1.4155844155844155) internal successors, (981), 692 states have internal predecessors, (981), 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) [2022-07-23 15:49:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 693 states and 981 transitions. [2022-07-23 15:49:13,339 INFO L392 hiAutomatonCegarLoop]: Abstraction has 693 states and 981 transitions. [2022-07-23 15:49:13,339 INFO L374 stractBuchiCegarLoop]: Abstraction has 693 states and 981 transitions. [2022-07-23 15:49:13,339 INFO L287 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-07-23 15:49:13,339 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 693 states and 981 transitions. [2022-07-23 15:49:13,342 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 656 [2022-07-23 15:49:13,342 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:13,342 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:13,344 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,344 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,344 INFO L752 eck$LassoCheckResult]: Stem: 4292#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 4279#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 4280#L199 assume 0 == ~r1~0 % 256; 4273#L200 assume ~id1~0 >= 0; 4274#L201 assume 0 == ~st1~0; 4234#L202 assume ~send1~0 == ~id1~0; 4235#L203 assume 0 == ~mode1~0 % 256; 4259#L204 assume ~id2~0 >= 0; 4210#L205 assume 0 == ~st2~0; 4211#L206 assume ~send2~0 == ~id2~0; 4197#L207 assume 0 == ~mode2~0 % 256; 4198#L208 assume ~id3~0 >= 0; 4278#L209 assume 0 == ~st3~0; 4216#L210 assume ~send3~0 == ~id3~0; 4217#L211 assume 0 == ~mode3~0 % 256; 4201#L212 assume ~id4~0 >= 0; 4202#L213 assume 0 == ~st4~0; 4296#L214 assume ~send4~0 == ~id4~0; 4297#L215 assume 0 == ~mode4~0 % 256; 4277#L216 assume ~id5~0 >= 0; 4247#L217 assume 0 == ~st5~0; 4248#L218 assume ~send5~0 == ~id5~0; 4281#L219 assume 0 == ~mode5~0 % 256; 4301#L220 assume ~id1~0 != ~id2~0; 4233#L221 assume ~id1~0 != ~id3~0; 4229#L222 assume ~id1~0 != ~id4~0; 4230#L223 assume ~id1~0 != ~id5~0; 4223#L224 assume ~id2~0 != ~id3~0; 4224#L225 assume ~id2~0 != ~id4~0; 4220#L226 assume ~id2~0 != ~id5~0; 4221#L227 assume ~id3~0 != ~id4~0; 4239#L228 assume ~id3~0 != ~id5~0; 4240#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 4302#L199-1 init_#res#1 := init_~tmp~0#1; 4227#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4228#L22 assume !(0 == assume_abort_if_not_~cond#1); 4262#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 4263#L396-2 [2022-07-23 15:49:13,344 INFO L754 eck$LassoCheckResult]: Loop: 4263#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 4333#L71 assume !(0 != ~mode1~0 % 256); 4488#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 4486#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 4484#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 4482#L100 assume !(0 != ~mode2~0 % 256); 4479#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 4478#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 4477#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 4476#L125 assume !(0 != ~mode3~0 % 256); 4472#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 4470#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 4469#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 4468#L150 assume !(0 != ~mode4~0 % 256); 4467#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 4465#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 4466#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 4679#L175 assume !(0 != ~mode5~0 % 256); 4452#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 4447#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 4448#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 4651#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 4649#L333 assume !(~r1~0 % 256 >= 5); 4409#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 4384#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 4385#L332-1 check_#res#1 := check_~tmp~1#1; 4660#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 4659#L425 assume !(0 == assert_~arg#1 % 256); 4657#L420 assume { :end_inline_assert } true; 4268#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 4199#L71 assume 0 != ~mode1~0 % 256; 4200#L72 assume !(255 == ~r1~0 % 256); 4303#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 4318#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 4253#L78-1 ~mode1~0 := 0; 4254#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 4298#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 4291#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 4237#L103-1 ~mode2~0 := 0; 4873#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 4866#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 4864#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 4830#L128-1 ~mode3~0 := 0; 4858#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 4856#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 4532#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 4709#L153-1 ~mode4~0 := 0; 4707#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 4705#L175 assume !(0 != ~mode5~0 % 256); 4700#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 4399#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 4400#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 4389#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 4390#L333 assume !(~r1~0 % 256 >= 5); 4363#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 4364#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 4353#L332-1 check_#res#1 := check_~tmp~1#1; 4354#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 4343#L425 assume !(0 == assert_~arg#1 % 256); 4344#L420 assume { :end_inline_assert } true; 4263#L396-2 [2022-07-23 15:49:13,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 8 times [2022-07-23 15:49:13,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997541443] [2022-07-23 15:49:13,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:13,353 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:49:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:13,362 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:49:13,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,363 INFO L85 PathProgramCache]: Analyzing trace with hash -809256674, now seen corresponding path program 1 times [2022-07-23 15:49:13,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401908131] [2022-07-23 15:49:13,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:13,399 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:13,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:13,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401908131] [2022-07-23 15:49:13,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401908131] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:13,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:13,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:13,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933330404] [2022-07-23 15:49:13,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:13,400 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:49:13,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:13,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:49:13,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:49:13,401 INFO L87 Difference]: Start difference. First operand 693 states and 981 transitions. cyclomatic complexity: 289 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2022-07-23 15:49:13,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:13,416 INFO L93 Difference]: Finished difference Result 1317 states and 1861 transitions. [2022-07-23 15:49:13,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:49:13,417 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1317 states and 1861 transitions. [2022-07-23 15:49:13,424 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1280 [2022-07-23 15:49:13,431 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1317 states to 1317 states and 1861 transitions. [2022-07-23 15:49:13,431 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1317 [2022-07-23 15:49:13,432 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1317 [2022-07-23 15:49:13,432 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1317 states and 1861 transitions. [2022-07-23 15:49:13,434 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:13,434 INFO L369 hiAutomatonCegarLoop]: Abstraction has 1317 states and 1861 transitions. [2022-07-23 15:49:13,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1317 states and 1861 transitions. [2022-07-23 15:49:13,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1317 to 1253. [2022-07-23 15:49:13,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1253 states, 1253 states have (on average 1.3958499600957701) internal successors, (1749), 1252 states have internal predecessors, (1749), 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) [2022-07-23 15:49:13,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 1749 transitions. [2022-07-23 15:49:13,454 INFO L392 hiAutomatonCegarLoop]: Abstraction has 1253 states and 1749 transitions. [2022-07-23 15:49:13,455 INFO L374 stractBuchiCegarLoop]: Abstraction has 1253 states and 1749 transitions. [2022-07-23 15:49:13,455 INFO L287 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-07-23 15:49:13,455 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1253 states and 1749 transitions. [2022-07-23 15:49:13,460 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1216 [2022-07-23 15:49:13,460 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:13,460 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:13,461 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,461 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,462 INFO L752 eck$LassoCheckResult]: Stem: 6309#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 6297#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 6298#L199 assume 0 == ~r1~0 % 256; 6288#L200 assume ~id1~0 >= 0; 6289#L201 assume 0 == ~st1~0; 6251#L202 assume ~send1~0 == ~id1~0; 6252#L203 assume 0 == ~mode1~0 % 256; 6276#L204 assume ~id2~0 >= 0; 6225#L205 assume 0 == ~st2~0; 6226#L206 assume ~send2~0 == ~id2~0; 6212#L207 assume 0 == ~mode2~0 % 256; 6213#L208 assume ~id3~0 >= 0; 6296#L209 assume 0 == ~st3~0; 6229#L210 assume ~send3~0 == ~id3~0; 6230#L211 assume 0 == ~mode3~0 % 256; 6214#L212 assume ~id4~0 >= 0; 6215#L213 assume 0 == ~st4~0; 6312#L214 assume ~send4~0 == ~id4~0; 6313#L215 assume 0 == ~mode4~0 % 256; 6292#L216 assume ~id5~0 >= 0; 6264#L217 assume 0 == ~st5~0; 6265#L218 assume ~send5~0 == ~id5~0; 6301#L219 assume 0 == ~mode5~0 % 256; 6315#L220 assume ~id1~0 != ~id2~0; 6250#L221 assume ~id1~0 != ~id3~0; 6246#L222 assume ~id1~0 != ~id4~0; 6247#L223 assume ~id1~0 != ~id5~0; 6239#L224 assume ~id2~0 != ~id3~0; 6240#L225 assume ~id2~0 != ~id4~0; 6235#L226 assume ~id2~0 != ~id5~0; 6236#L227 assume ~id3~0 != ~id4~0; 6256#L228 assume ~id3~0 != ~id5~0; 6257#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 6316#L199-1 init_#res#1 := init_~tmp~0#1; 6243#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 6244#L22 assume !(0 == assume_abort_if_not_~cond#1); 6278#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 6279#L396-2 [2022-07-23 15:49:13,462 INFO L754 eck$LassoCheckResult]: Loop: 6279#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 6626#L71 assume !(0 != ~mode1~0 % 256); 6627#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 7122#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 7121#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 7120#L100 assume !(0 != ~mode2~0 % 256); 7117#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 7116#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 7115#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 7114#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 6978#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 6976#L128-1 ~mode3~0 := 0; 7111#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 7110#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 7108#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 7105#L153-1 ~mode4~0 := 0; 7104#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 7101#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 6779#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 6776#L178-1 ~mode5~0 := 0; 6775#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 6773#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 6771#L333 assume !(~r1~0 % 256 >= 5); 6769#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 6747#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 6745#L332-1 check_#res#1 := check_~tmp~1#1; 6691#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 6689#L425 assume !(0 == assert_~arg#1 % 256); 6687#L420 assume { :end_inline_assert } true; 6681#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 6675#L71 assume 0 != ~mode1~0 % 256; 6669#L72 assume !(255 == ~r1~0 % 256); 6665#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 6620#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 6613#L78-1 ~mode1~0 := 0; 6588#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 6571#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 6572#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 6961#L103-1 ~mode2~0 := 0; 6962#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 7036#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 6821#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 6817#L128-1 ~mode3~0 := 0; 6806#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 6807#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 7023#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 7018#L153-1 ~mode4~0 := 0; 7017#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 7016#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 6929#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 6705#L178-1 ~mode5~0 := 0; 6703#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 6701#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 6699#L333 assume !(~r1~0 % 256 >= 5); 6697#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 6695#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 6693#L332-1 check_#res#1 := check_~tmp~1#1; 6683#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 6678#L425 assume !(0 == assert_~arg#1 % 256); 6670#L420 assume { :end_inline_assert } true; 6279#L396-2 [2022-07-23 15:49:13,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 9 times [2022-07-23 15:49:13,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731526841] [2022-07-23 15:49:13,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:13,470 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:49:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:13,480 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:49:13,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,481 INFO L85 PathProgramCache]: Analyzing trace with hash -256157838, now seen corresponding path program 1 times [2022-07-23 15:49:13,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498600492] [2022-07-23 15:49:13,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:13,518 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:13,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:13,518 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498600492] [2022-07-23 15:49:13,519 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498600492] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:13,519 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:13,519 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:13,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687249685] [2022-07-23 15:49:13,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:13,519 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:49:13,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:13,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:49:13,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:49:13,520 INFO L87 Difference]: Start difference. First operand 1253 states and 1749 transitions. cyclomatic complexity: 497 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2022-07-23 15:49:13,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:13,539 INFO L93 Difference]: Finished difference Result 2341 states and 3205 transitions. [2022-07-23 15:49:13,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:49:13,540 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2341 states and 3205 transitions. [2022-07-23 15:49:13,554 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2304 [2022-07-23 15:49:13,564 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2341 states to 2341 states and 3205 transitions. [2022-07-23 15:49:13,564 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2341 [2022-07-23 15:49:13,566 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2341 [2022-07-23 15:49:13,567 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2341 states and 3205 transitions. [2022-07-23 15:49:13,569 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:13,569 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2341 states and 3205 transitions. [2022-07-23 15:49:13,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2341 states and 3205 transitions. [2022-07-23 15:49:13,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2341 to 2277. [2022-07-23 15:49:13,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2277 states, 2277 states have (on average 1.365393061045235) internal successors, (3109), 2276 states have internal predecessors, (3109), 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) [2022-07-23 15:49:13,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 2277 states and 3109 transitions. [2022-07-23 15:49:13,602 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2277 states and 3109 transitions. [2022-07-23 15:49:13,602 INFO L374 stractBuchiCegarLoop]: Abstraction has 2277 states and 3109 transitions. [2022-07-23 15:49:13,602 INFO L287 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-07-23 15:49:13,602 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2277 states and 3109 transitions. [2022-07-23 15:49:13,611 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-23 15:49:13,611 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:13,611 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:13,613 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,613 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,614 INFO L752 eck$LassoCheckResult]: Stem: 9909#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 9898#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 9899#L199 assume 0 == ~r1~0 % 256; 9889#L200 assume ~id1~0 >= 0; 9890#L201 assume 0 == ~st1~0; 9855#L202 assume ~send1~0 == ~id1~0; 9856#L203 assume 0 == ~mode1~0 % 256; 9879#L204 assume ~id2~0 >= 0; 9828#L205 assume 0 == ~st2~0; 9829#L206 assume ~send2~0 == ~id2~0; 9812#L207 assume 0 == ~mode2~0 % 256; 9813#L208 assume ~id3~0 >= 0; 9897#L209 assume 0 == ~st3~0; 9832#L210 assume ~send3~0 == ~id3~0; 9833#L211 assume 0 == ~mode3~0 % 256; 9820#L212 assume ~id4~0 >= 0; 9821#L213 assume 0 == ~st4~0; 9913#L214 assume ~send4~0 == ~id4~0; 9914#L215 assume 0 == ~mode4~0 % 256; 9894#L216 assume ~id5~0 >= 0; 9863#L217 assume 0 == ~st5~0; 9864#L218 assume ~send5~0 == ~id5~0; 9900#L219 assume 0 == ~mode5~0 % 256; 9917#L220 assume ~id1~0 != ~id2~0; 9851#L221 assume ~id1~0 != ~id3~0; 9849#L222 assume ~id1~0 != ~id4~0; 9850#L223 assume ~id1~0 != ~id5~0; 9840#L224 assume ~id2~0 != ~id3~0; 9841#L225 assume ~id2~0 != ~id4~0; 9836#L226 assume ~id2~0 != ~id5~0; 9837#L227 assume ~id3~0 != ~id4~0; 9857#L228 assume ~id3~0 != ~id5~0; 9858#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 9918#L199-1 init_#res#1 := init_~tmp~0#1; 9844#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 9845#L22 assume !(0 == assume_abort_if_not_~cond#1); 9882#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 9883#L396-2 [2022-07-23 15:49:13,614 INFO L754 eck$LassoCheckResult]: Loop: 9883#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 10619#L71 assume !(0 != ~mode1~0 % 256); 10620#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 10838#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 10834#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 10832#L100 assume !(0 != ~mode2~0 % 256); 10104#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 10831#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 10829#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 10827#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 10815#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 10811#L128-1 ~mode3~0 := 0; 10808#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 10800#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 10790#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 10785#L153-1 ~mode4~0 := 0; 10782#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 10778#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 10776#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 10772#L178-1 ~mode5~0 := 0; 10684#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 10636#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 10634#L333 assume !(~r1~0 % 256 >= 5); 10633#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 10631#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 10629#L332-1 check_#res#1 := check_~tmp~1#1; 10627#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 10626#L425 assume !(0 == assert_~arg#1 % 256); 10625#L420 assume { :end_inline_assert } true; 10623#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 10617#L71 assume 0 != ~mode1~0 % 256; 10116#L72 assume !(255 == ~r1~0 % 256); 10604#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 10597#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 10587#L78-1 ~mode1~0 := 0; 10584#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 10581#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 10579#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 10569#L103-1 ~mode2~0 := 0; 10567#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 10565#L125 assume !(0 != ~mode3~0 % 256); 10560#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 10066#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 10062#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 10057#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 10052#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 10046#L153-1 ~mode4~0 := 0; 10042#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 10035#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 10036#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 10656#L178-1 ~mode5~0 := 0; 10654#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 10652#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 10650#L333 assume !(~r1~0 % 256 >= 5); 10648#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 10646#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 10644#L332-1 check_#res#1 := check_~tmp~1#1; 10642#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 10640#L425 assume !(0 == assert_~arg#1 % 256); 10638#L420 assume { :end_inline_assert } true; 9883#L396-2 [2022-07-23 15:49:13,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 10 times [2022-07-23 15:49:13,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231714681] [2022-07-23 15:49:13,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:13,622 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:49:13,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:13,631 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:49:13,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1842760132, now seen corresponding path program 1 times [2022-07-23 15:49:13,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224678937] [2022-07-23 15:49:13,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:13,668 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:13,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:13,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224678937] [2022-07-23 15:49:13,669 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224678937] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:13,669 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:13,669 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:13,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168068318] [2022-07-23 15:49:13,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:13,670 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:49:13,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:13,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:49:13,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:49:13,670 INFO L87 Difference]: Start difference. First operand 2277 states and 3109 transitions. cyclomatic complexity: 833 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2022-07-23 15:49:13,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:13,690 INFO L93 Difference]: Finished difference Result 2327 states and 3152 transitions. [2022-07-23 15:49:13,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:49:13,691 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2327 states and 3152 transitions. [2022-07-23 15:49:13,703 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-23 15:49:13,713 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2327 states to 2327 states and 3152 transitions. [2022-07-23 15:49:13,713 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2327 [2022-07-23 15:49:13,715 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2327 [2022-07-23 15:49:13,715 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2327 states and 3152 transitions. [2022-07-23 15:49:13,718 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:13,718 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2327 states and 3152 transitions. [2022-07-23 15:49:13,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2327 states and 3152 transitions. [2022-07-23 15:49:13,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2327 to 2319. [2022-07-23 15:49:13,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2319 states, 2319 states have (on average 1.3540319103061664) internal successors, (3140), 2318 states have internal predecessors, (3140), 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) [2022-07-23 15:49:13,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 2319 states and 3140 transitions. [2022-07-23 15:49:13,751 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2319 states and 3140 transitions. [2022-07-23 15:49:13,751 INFO L374 stractBuchiCegarLoop]: Abstraction has 2319 states and 3140 transitions. [2022-07-23 15:49:13,751 INFO L287 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-07-23 15:49:13,751 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2319 states and 3140 transitions. [2022-07-23 15:49:13,759 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-23 15:49:13,760 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:13,760 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:13,761 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,761 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,761 INFO L752 eck$LassoCheckResult]: Stem: 14516#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 14506#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 14507#L199 assume 0 == ~r1~0 % 256; 14498#L200 assume ~id1~0 >= 0; 14499#L201 assume 0 == ~st1~0; 14463#L202 assume ~send1~0 == ~id1~0; 14464#L203 assume 0 == ~mode1~0 % 256; 14484#L204 assume ~id2~0 >= 0; 14437#L205 assume 0 == ~st2~0; 14438#L206 assume ~send2~0 == ~id2~0; 14422#L207 assume 0 == ~mode2~0 % 256; 14423#L208 assume ~id3~0 >= 0; 14504#L209 assume 0 == ~st3~0; 14441#L210 assume ~send3~0 == ~id3~0; 14442#L211 assume 0 == ~mode3~0 % 256; 14430#L212 assume ~id4~0 >= 0; 14431#L213 assume 0 == ~st4~0; 14520#L214 assume ~send4~0 == ~id4~0; 14521#L215 assume 0 == ~mode4~0 % 256; 14502#L216 assume ~id5~0 >= 0; 14472#L217 assume 0 == ~st5~0; 14473#L218 assume ~send5~0 == ~id5~0; 14508#L219 assume 0 == ~mode5~0 % 256; 14525#L220 assume ~id1~0 != ~id2~0; 14459#L221 assume ~id1~0 != ~id3~0; 14457#L222 assume ~id1~0 != ~id4~0; 14458#L223 assume ~id1~0 != ~id5~0; 14448#L224 assume ~id2~0 != ~id3~0; 14449#L225 assume ~id2~0 != ~id4~0; 14445#L226 assume ~id2~0 != ~id5~0; 14446#L227 assume ~id3~0 != ~id4~0; 14465#L228 assume ~id3~0 != ~id5~0; 14466#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 14526#L199-1 init_#res#1 := init_~tmp~0#1; 14452#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 14453#L22 assume !(0 == assume_abort_if_not_~cond#1); 14487#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 14488#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 15669#L71 assume !(0 != ~mode1~0 % 256); 15667#L88 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 15665#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 15663#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 15661#L100 assume !(0 != ~mode2~0 % 256); 15659#L113 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 15657#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 15655#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 15652#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 15653#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 16261#L128-1 ~mode3~0 := 0; 14443#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 14444#L150 assume !(0 != ~mode4~0 % 256); 14490#L163 [2022-07-23 15:49:13,762 INFO L754 eck$LassoCheckResult]: Loop: 14490#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 14517#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 15297#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 15295#L175 assume !(0 != ~mode5~0 % 256); 15294#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 15292#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 15290#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 15288#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 15286#L333 assume !(~r1~0 % 256 >= 5); 15284#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 15282#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 15280#L332-1 check_#res#1 := check_~tmp~1#1; 15278#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 15276#L425 assume !(0 == assert_~arg#1 % 256); 15274#L420 assume { :end_inline_assert } true; 15272#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 15265#L71 assume 0 != ~mode1~0 % 256; 14971#L72 assume !(255 == ~r1~0 % 256); 15251#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 15081#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 15072#L78-1 ~mode1~0 := 0; 15070#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 15067#L100 assume !(0 != ~mode2~0 % 256); 15065#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 15064#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 14954#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 14948#L125 assume !(0 != ~mode3~0 % 256); 14944#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 14939#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 14859#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 14855#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 14853#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 14830#L153-1 ~mode4~0 := 0; 14848#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 14821#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 14810#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 14801#L178-1 ~mode5~0 := 0; 14798#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 14795#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 14791#L333 assume !(~r1~0 % 256 >= 5); 14788#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 14785#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 14782#L332-1 check_#res#1 := check_~tmp~1#1; 14778#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 14770#L425 assume !(0 == assert_~arg#1 % 256); 14766#L420 assume { :end_inline_assert } true; 14762#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 14757#L71 assume !(0 != ~mode1~0 % 256); 14753#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 14751#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 14749#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 14746#L100 assume !(0 != ~mode2~0 % 256); 14747#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 16317#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 16292#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 16293#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 16535#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 16528#L128-1 ~mode3~0 := 0; 16525#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 14489#L150 assume !(0 != ~mode4~0 % 256); 14490#L163 [2022-07-23 15:49:13,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,762 INFO L85 PathProgramCache]: Analyzing trace with hash -83467672, now seen corresponding path program 1 times [2022-07-23 15:49:13,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698481814] [2022-07-23 15:49:13,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:13,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:13,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:13,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698481814] [2022-07-23 15:49:13,783 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698481814] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:13,783 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:13,784 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:13,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256899240] [2022-07-23 15:49:13,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:13,784 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:49:13,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,785 INFO L85 PathProgramCache]: Analyzing trace with hash -606545230, now seen corresponding path program 1 times [2022-07-23 15:49:13,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497069853] [2022-07-23 15:49:13,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:13,821 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:13,821 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:13,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497069853] [2022-07-23 15:49:13,821 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497069853] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:13,821 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:13,821 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:13,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638592757] [2022-07-23 15:49:13,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:13,822 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:49:13,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:13,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:49:13,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:49:13,823 INFO L87 Difference]: Start difference. First operand 2319 states and 3140 transitions. cyclomatic complexity: 822 Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2022-07-23 15:49:13,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:13,842 INFO L93 Difference]: Finished difference Result 2307 states and 3118 transitions. [2022-07-23 15:49:13,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:49:13,844 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2307 states and 3118 transitions. [2022-07-23 15:49:13,856 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-23 15:49:13,866 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2307 states to 2307 states and 3118 transitions. [2022-07-23 15:49:13,866 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2307 [2022-07-23 15:49:13,868 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2307 [2022-07-23 15:49:13,868 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2307 states and 3118 transitions. [2022-07-23 15:49:13,870 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:13,870 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3118 transitions. [2022-07-23 15:49:13,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states and 3118 transitions. [2022-07-23 15:49:13,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-07-23 15:49:13,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2307 states, 2307 states have (on average 1.351538794971825) internal successors, (3118), 2306 states have internal predecessors, (3118), 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) [2022-07-23 15:49:13,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3118 transitions. [2022-07-23 15:49:13,902 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3118 transitions. [2022-07-23 15:49:13,902 INFO L374 stractBuchiCegarLoop]: Abstraction has 2307 states and 3118 transitions. [2022-07-23 15:49:13,902 INFO L287 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-07-23 15:49:13,902 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2307 states and 3118 transitions. [2022-07-23 15:49:13,908 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-23 15:49:13,908 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:13,908 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:13,910 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,910 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:13,911 INFO L752 eck$LassoCheckResult]: Stem: 19145#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 19133#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 19134#L199 assume 0 == ~r1~0 % 256; 19128#L200 assume ~id1~0 >= 0; 19129#L201 assume 0 == ~st1~0; 19092#L202 assume ~send1~0 == ~id1~0; 19093#L203 assume 0 == ~mode1~0 % 256; 19115#L204 assume ~id2~0 >= 0; 19068#L205 assume 0 == ~st2~0; 19069#L206 assume ~send2~0 == ~id2~0; 19055#L207 assume 0 == ~mode2~0 % 256; 19056#L208 assume ~id3~0 >= 0; 19132#L209 assume 0 == ~st3~0; 19072#L210 assume ~send3~0 == ~id3~0; 19073#L211 assume 0 == ~mode3~0 % 256; 19057#L212 assume ~id4~0 >= 0; 19058#L213 assume 0 == ~st4~0; 19149#L214 assume ~send4~0 == ~id4~0; 19150#L215 assume 0 == ~mode4~0 % 256; 19131#L216 assume ~id5~0 >= 0; 19103#L217 assume 0 == ~st5~0; 19104#L218 assume ~send5~0 == ~id5~0; 19136#L219 assume 0 == ~mode5~0 % 256; 19153#L220 assume ~id1~0 != ~id2~0; 19091#L221 assume ~id1~0 != ~id3~0; 19088#L222 assume ~id1~0 != ~id4~0; 19089#L223 assume ~id1~0 != ~id5~0; 19081#L224 assume ~id2~0 != ~id3~0; 19082#L225 assume ~id2~0 != ~id4~0; 19078#L226 assume ~id2~0 != ~id5~0; 19079#L227 assume ~id3~0 != ~id4~0; 19097#L228 assume ~id3~0 != ~id5~0; 19098#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 19154#L199-1 init_#res#1 := init_~tmp~0#1; 19085#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 19086#L22 assume !(0 == assume_abort_if_not_~cond#1); 19117#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 19118#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 19515#L71 assume !(0 != ~mode1~0 % 256); 19516#L88 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 20641#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 20639#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 20637#L100 assume !(0 != ~mode2~0 % 256); 20635#L113 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 20633#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 20569#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 20568#L125 assume !(0 != ~mode3~0 % 256); 20558#L138 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 20554#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 20550#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 20544#L150 assume !(0 != ~mode4~0 % 256); 20545#L163 [2022-07-23 15:49:13,911 INFO L754 eck$LassoCheckResult]: Loop: 20545#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 21003#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 21001#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 20995#L175 assume !(0 != ~mode5~0 % 256); 20992#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 20988#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 20969#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 20965#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 20964#L333 assume !(~r1~0 % 256 >= 5); 20962#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 20955#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 20954#L332-1 check_#res#1 := check_~tmp~1#1; 20953#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 20952#L425 assume !(0 == assert_~arg#1 % 256); 20951#L420 assume { :end_inline_assert } true; 20950#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 19703#L71 assume 0 != ~mode1~0 % 256; 19700#L72 assume !(255 == ~r1~0 % 256); 19701#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 19689#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 19686#L78-1 ~mode1~0 := 0; 19682#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 19683#L100 assume !(0 != ~mode2~0 % 256); 19593#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 19588#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 19586#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 19547#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 19548#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 20360#L128-1 ~mode3~0 := 0; 20399#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 20392#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 20388#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 19781#L153-1 ~mode4~0 := 0; 20381#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 19771#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 19768#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 19763#L178-1 ~mode5~0 := 0; 19761#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 19759#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 19755#L333 assume !(~r1~0 % 256 >= 5); 19756#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 21193#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 21191#L332-1 check_#res#1 := check_~tmp~1#1; 21190#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 21189#L425 assume !(0 == assert_~arg#1 % 256); 21188#L420 assume { :end_inline_assert } true; 21187#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 19181#L71 assume !(0 != ~mode1~0 % 256); 19183#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 21099#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 21097#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 21021#L100 assume !(0 != ~mode2~0 % 256); 21019#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 21017#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 21015#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 21013#L125 assume !(0 != ~mode3~0 % 256); 19888#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 21010#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 21008#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 21006#L150 assume !(0 != ~mode4~0 % 256); 20545#L163 [2022-07-23 15:49:13,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,911 INFO L85 PathProgramCache]: Analyzing trace with hash -64720484, now seen corresponding path program 1 times [2022-07-23 15:49:13,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865088481] [2022-07-23 15:49:13,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:13,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:13,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:13,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865088481] [2022-07-23 15:49:13,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865088481] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:13,952 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:13,953 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 15:49:13,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919078090] [2022-07-23 15:49:13,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:13,953 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:49:13,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:13,953 INFO L85 PathProgramCache]: Analyzing trace with hash -605926434, now seen corresponding path program 2 times [2022-07-23 15:49:13,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:13,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103009799] [2022-07-23 15:49:13,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:13,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:13,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:13,988 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:13,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:13,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103009799] [2022-07-23 15:49:13,988 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103009799] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:13,988 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:13,988 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:13,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223883849] [2022-07-23 15:49:13,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:13,989 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:49:13,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:13,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 15:49:13,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-23 15:49:13,990 INFO L87 Difference]: Start difference. First operand 2307 states and 3118 transitions. cyclomatic complexity: 812 Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 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) [2022-07-23 15:49:14,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:14,102 INFO L93 Difference]: Finished difference Result 2307 states and 3085 transitions. [2022-07-23 15:49:14,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 15:49:14,103 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2307 states and 3085 transitions. [2022-07-23 15:49:14,140 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-23 15:49:14,151 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2307 states to 2307 states and 3085 transitions. [2022-07-23 15:49:14,152 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2307 [2022-07-23 15:49:14,153 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2307 [2022-07-23 15:49:14,153 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2307 states and 3085 transitions. [2022-07-23 15:49:14,155 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:14,156 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3085 transitions. [2022-07-23 15:49:14,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states and 3085 transitions. [2022-07-23 15:49:14,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-07-23 15:49:14,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2307 states, 2307 states have (on average 1.3372345036844386) internal successors, (3085), 2306 states have internal predecessors, (3085), 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) [2022-07-23 15:49:14,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3085 transitions. [2022-07-23 15:49:14,189 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3085 transitions. [2022-07-23 15:49:14,190 INFO L374 stractBuchiCegarLoop]: Abstraction has 2307 states and 3085 transitions. [2022-07-23 15:49:14,190 INFO L287 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-07-23 15:49:14,190 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2307 states and 3085 transitions. [2022-07-23 15:49:14,195 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-23 15:49:14,195 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:14,196 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:14,197 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:14,197 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:14,197 INFO L752 eck$LassoCheckResult]: Stem: 23775#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 23764#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 23765#L199 assume 0 == ~r1~0 % 256; 23759#L200 assume ~id1~0 >= 0; 23760#L201 assume 0 == ~st1~0; 23724#L202 assume ~send1~0 == ~id1~0; 23725#L203 assume 0 == ~mode1~0 % 256; 23746#L204 assume ~id2~0 >= 0; 23699#L205 assume 0 == ~st2~0; 23700#L206 assume ~send2~0 == ~id2~0; 23685#L207 assume 0 == ~mode2~0 % 256; 23686#L208 assume ~id3~0 >= 0; 23763#L209 assume 0 == ~st3~0; 23703#L210 assume ~send3~0 == ~id3~0; 23704#L211 assume 0 == ~mode3~0 % 256; 23687#L212 assume ~id4~0 >= 0; 23688#L213 assume 0 == ~st4~0; 23779#L214 assume ~send4~0 == ~id4~0; 23780#L215 assume 0 == ~mode4~0 % 256; 23762#L216 assume ~id5~0 >= 0; 23736#L217 assume 0 == ~st5~0; 23737#L218 assume ~send5~0 == ~id5~0; 23766#L219 assume 0 == ~mode5~0 % 256; 23781#L220 assume ~id1~0 != ~id2~0; 23723#L221 assume ~id1~0 != ~id3~0; 23720#L222 assume ~id1~0 != ~id4~0; 23721#L223 assume ~id1~0 != ~id5~0; 23712#L224 assume ~id2~0 != ~id3~0; 23713#L225 assume ~id2~0 != ~id4~0; 23709#L226 assume ~id2~0 != ~id5~0; 23710#L227 assume ~id3~0 != ~id4~0; 23729#L228 assume ~id3~0 != ~id5~0; 23730#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 23782#L199-1 init_#res#1 := init_~tmp~0#1; 23716#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 23717#L22 assume !(0 == assume_abort_if_not_~cond#1); 23748#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 23749#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 24442#L71 assume !(0 != ~mode1~0 % 256); 24443#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 25500#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 25494#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 25495#L100 assume !(0 != ~mode2~0 % 256); 25185#L113 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 25186#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 25118#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 25119#L125 assume !(0 != ~mode3~0 % 256); 25054#L138 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 25055#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 24932#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 24933#L150 assume !(0 != ~mode4~0 % 256); 24875#L163 [2022-07-23 15:49:14,197 INFO L754 eck$LassoCheckResult]: Loop: 24875#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 24874#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 24873#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 24871#L175 assume !(0 != ~mode5~0 % 256); 24870#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 24869#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 24868#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 24867#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 24865#L333 assume !(~r1~0 % 256 >= 5); 24866#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 25313#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 25312#L332-1 check_#res#1 := check_~tmp~1#1; 24831#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 24825#L425 assume !(0 == assert_~arg#1 % 256); 24818#L420 assume { :end_inline_assert } true; 24819#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 24800#L71 assume 0 != ~mode1~0 % 256; 24798#L72 assume !(255 == ~r1~0 % 256); 24795#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 24792#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 24463#L78-1 ~mode1~0 := 0; 24788#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 24762#L100 assume !(0 != ~mode2~0 % 256); 24760#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 24758#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 24756#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 24753#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 24751#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 24739#L128-1 ~mode3~0 := 0; 24746#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 24736#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 24714#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 24709#L153-1 ~mode4~0 := 0; 24701#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 24579#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 24574#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 24568#L178-1 ~mode5~0 := 0; 24565#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 24562#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 24558#L333 assume !(~r1~0 % 256 >= 5); 24559#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 25038#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 25036#L332-1 check_#res#1 := check_~tmp~1#1; 25034#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 25032#L425 assume !(0 == assert_~arg#1 % 256); 25031#L420 assume { :end_inline_assert } true; 25029#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 25024#L71 assume !(0 != ~mode1~0 % 256); 25023#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 25014#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 25013#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 25010#L100 assume !(0 != ~mode2~0 % 256); 25011#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 25180#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 25181#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 25064#L125 assume !(0 != ~mode3~0 % 256); 25065#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 24968#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 24969#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 24877#L150 assume !(0 != ~mode4~0 % 256); 24875#L163 [2022-07-23 15:49:14,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:14,198 INFO L85 PathProgramCache]: Analyzing trace with hash -322885922, now seen corresponding path program 1 times [2022-07-23 15:49:14,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:14,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733553217] [2022-07-23 15:49:14,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:14,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:14,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:14,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:14,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733553217] [2022-07-23 15:49:14,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733553217] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:14,235 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:14,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 15:49:14,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124733496] [2022-07-23 15:49:14,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:14,236 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:49:14,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:14,236 INFO L85 PathProgramCache]: Analyzing trace with hash -605926434, now seen corresponding path program 3 times [2022-07-23 15:49:14,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:14,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943315004] [2022-07-23 15:49:14,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:14,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:14,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:14,267 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:14,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:14,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943315004] [2022-07-23 15:49:14,268 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943315004] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:14,268 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:14,268 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:14,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52168141] [2022-07-23 15:49:14,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:14,268 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:49:14,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:14,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 15:49:14,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-23 15:49:14,269 INFO L87 Difference]: Start difference. First operand 2307 states and 3085 transitions. cyclomatic complexity: 779 Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 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) [2022-07-23 15:49:14,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:14,382 INFO L93 Difference]: Finished difference Result 2307 states and 3051 transitions. [2022-07-23 15:49:14,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 15:49:14,383 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2307 states and 3051 transitions. [2022-07-23 15:49:14,392 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-23 15:49:14,402 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2307 states to 2307 states and 3051 transitions. [2022-07-23 15:49:14,402 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2307 [2022-07-23 15:49:14,404 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2307 [2022-07-23 15:49:14,404 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2307 states and 3051 transitions. [2022-07-23 15:49:14,406 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:14,406 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3051 transitions. [2022-07-23 15:49:14,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states and 3051 transitions. [2022-07-23 15:49:14,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-07-23 15:49:14,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2307 states, 2307 states have (on average 1.3224967490247075) internal successors, (3051), 2306 states have internal predecessors, (3051), 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) [2022-07-23 15:49:14,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3051 transitions. [2022-07-23 15:49:14,445 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3051 transitions. [2022-07-23 15:49:14,445 INFO L374 stractBuchiCegarLoop]: Abstraction has 2307 states and 3051 transitions. [2022-07-23 15:49:14,445 INFO L287 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-07-23 15:49:14,445 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2307 states and 3051 transitions. [2022-07-23 15:49:14,451 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-23 15:49:14,451 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:14,451 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:14,452 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:14,452 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:14,453 INFO L752 eck$LassoCheckResult]: Stem: 28404#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 28393#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 28394#L199 assume 0 == ~r1~0 % 256; 28388#L200 assume ~id1~0 >= 0; 28389#L201 assume 0 == ~st1~0; 28352#L202 assume ~send1~0 == ~id1~0; 28353#L203 assume 0 == ~mode1~0 % 256; 28375#L204 assume ~id2~0 >= 0; 28328#L205 assume 0 == ~st2~0; 28329#L206 assume ~send2~0 == ~id2~0; 28315#L207 assume 0 == ~mode2~0 % 256; 28316#L208 assume ~id3~0 >= 0; 28392#L209 assume 0 == ~st3~0; 28332#L210 assume ~send3~0 == ~id3~0; 28333#L211 assume 0 == ~mode3~0 % 256; 28317#L212 assume ~id4~0 >= 0; 28318#L213 assume 0 == ~st4~0; 28408#L214 assume ~send4~0 == ~id4~0; 28409#L215 assume 0 == ~mode4~0 % 256; 28391#L216 assume ~id5~0 >= 0; 28364#L217 assume 0 == ~st5~0; 28365#L218 assume ~send5~0 == ~id5~0; 28396#L219 assume 0 == ~mode5~0 % 256; 28411#L220 assume ~id1~0 != ~id2~0; 28351#L221 assume ~id1~0 != ~id3~0; 28348#L222 assume ~id1~0 != ~id4~0; 28349#L223 assume ~id1~0 != ~id5~0; 28341#L224 assume ~id2~0 != ~id3~0; 28342#L225 assume ~id2~0 != ~id4~0; 28338#L226 assume ~id2~0 != ~id5~0; 28339#L227 assume ~id3~0 != ~id4~0; 28357#L228 assume ~id3~0 != ~id5~0; 28358#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 28412#L199-1 init_#res#1 := init_~tmp~0#1; 28345#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 28346#L22 assume !(0 == assume_abort_if_not_~cond#1); 28377#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 28378#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 29907#L71 assume !(0 != ~mode1~0 % 256); 29908#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 30427#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 30425#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 30423#L100 assume !(0 != ~mode2~0 % 256); 30422#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 30420#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 30418#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 30416#L125 assume !(0 != ~mode3~0 % 256); 30415#L138 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 30411#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 30408#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 30405#L150 assume !(0 != ~mode4~0 % 256); 30253#L163 [2022-07-23 15:49:14,453 INFO L754 eck$LassoCheckResult]: Loop: 30253#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 30249#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 30247#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 30246#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 28314#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 28380#L178-1 ~mode5~0 := 0; 28395#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 30612#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 30611#L333 assume !(~r1~0 % 256 >= 5); 30610#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 30609#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 30608#L332-1 check_#res#1 := check_~tmp~1#1; 30607#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 30606#L425 assume !(0 == assert_~arg#1 % 256); 30458#L420 assume { :end_inline_assert } true; 30267#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 29269#L71 assume 0 != ~mode1~0 % 256; 29267#L72 assume !(255 == ~r1~0 % 256); 29265#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 29225#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 28572#L78-1 ~mode1~0 := 0; 29222#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 29220#L100 assume !(0 != ~mode2~0 % 256); 29218#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 29216#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 29214#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 29211#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 29191#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 28537#L128-1 ~mode3~0 := 0; 29182#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 29178#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 29085#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 28523#L153-1 ~mode4~0 := 0; 29080#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 29077#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 29078#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 28509#L178-1 ~mode5~0 := 0; 29136#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 29135#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 29131#L333 assume !(~r1~0 % 256 >= 5); 29132#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 29915#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 29913#L332-1 check_#res#1 := check_~tmp~1#1; 29912#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 29911#L425 assume !(0 == assert_~arg#1 % 256); 29910#L420 assume { :end_inline_assert } true; 29909#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 29850#L71 assume !(0 != ~mode1~0 % 256); 29851#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 30258#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 30257#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 30254#L100 assume !(0 != ~mode2~0 % 256); 28398#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 28399#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 28384#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 28359#L125 assume !(0 != ~mode3~0 % 256); 28360#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 28373#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 28336#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 28337#L150 assume !(0 != ~mode4~0 % 256); 30253#L163 [2022-07-23 15:49:14,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:14,453 INFO L85 PathProgramCache]: Analyzing trace with hash 486460704, now seen corresponding path program 1 times [2022-07-23 15:49:14,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:14,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473737896] [2022-07-23 15:49:14,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:14,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:14,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:14,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:14,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:14,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473737896] [2022-07-23 15:49:14,503 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473737896] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:14,503 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:14,503 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 15:49:14,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167339717] [2022-07-23 15:49:14,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:14,504 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:49:14,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:14,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1876841576, now seen corresponding path program 1 times [2022-07-23 15:49:14,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:14,504 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681317311] [2022-07-23 15:49:14,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:14,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:14,541 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:14,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:14,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681317311] [2022-07-23 15:49:14,541 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681317311] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:14,541 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:14,542 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:14,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701226497] [2022-07-23 15:49:14,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:14,542 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:49:14,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:14,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 15:49:14,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-23 15:49:14,543 INFO L87 Difference]: Start difference. First operand 2307 states and 3051 transitions. cyclomatic complexity: 745 Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 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) [2022-07-23 15:49:14,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:14,641 INFO L93 Difference]: Finished difference Result 2307 states and 3017 transitions. [2022-07-23 15:49:14,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 15:49:14,642 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2307 states and 3017 transitions. [2022-07-23 15:49:14,649 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-23 15:49:14,658 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2307 states to 2307 states and 3017 transitions. [2022-07-23 15:49:14,658 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2307 [2022-07-23 15:49:14,659 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2307 [2022-07-23 15:49:14,660 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2307 states and 3017 transitions. [2022-07-23 15:49:14,664 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:14,664 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3017 transitions. [2022-07-23 15:49:14,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states and 3017 transitions. [2022-07-23 15:49:14,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-07-23 15:49:14,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2307 states, 2307 states have (on average 1.3077589943649761) internal successors, (3017), 2306 states have internal predecessors, (3017), 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) [2022-07-23 15:49:14,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3017 transitions. [2022-07-23 15:49:14,695 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3017 transitions. [2022-07-23 15:49:14,695 INFO L374 stractBuchiCegarLoop]: Abstraction has 2307 states and 3017 transitions. [2022-07-23 15:49:14,695 INFO L287 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-07-23 15:49:14,696 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2307 states and 3017 transitions. [2022-07-23 15:49:14,701 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-07-23 15:49:14,701 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:14,701 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:14,702 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:14,703 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:14,703 INFO L752 eck$LassoCheckResult]: Stem: 33035#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 33024#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 33025#L199 assume 0 == ~r1~0 % 256; 33019#L200 assume ~id1~0 >= 0; 33020#L201 assume 0 == ~st1~0; 32987#L202 assume ~send1~0 == ~id1~0; 32988#L203 assume 0 == ~mode1~0 % 256; 33007#L204 assume ~id2~0 >= 0; 32959#L205 assume 0 == ~st2~0; 32960#L206 assume ~send2~0 == ~id2~0; 32945#L207 assume 0 == ~mode2~0 % 256; 32946#L208 assume ~id3~0 >= 0; 33023#L209 assume 0 == ~st3~0; 32963#L210 assume ~send3~0 == ~id3~0; 32964#L211 assume 0 == ~mode3~0 % 256; 32947#L212 assume ~id4~0 >= 0; 32948#L213 assume 0 == ~st4~0; 33039#L214 assume ~send4~0 == ~id4~0; 33040#L215 assume 0 == ~mode4~0 % 256; 33022#L216 assume ~id5~0 >= 0; 32997#L217 assume 0 == ~st5~0; 32998#L218 assume ~send5~0 == ~id5~0; 33027#L219 assume 0 == ~mode5~0 % 256; 33041#L220 assume ~id1~0 != ~id2~0; 32983#L221 assume ~id1~0 != ~id3~0; 32980#L222 assume ~id1~0 != ~id4~0; 32981#L223 assume ~id1~0 != ~id5~0; 32973#L224 assume ~id2~0 != ~id3~0; 32974#L225 assume ~id2~0 != ~id4~0; 32969#L226 assume ~id2~0 != ~id5~0; 32970#L227 assume ~id3~0 != ~id4~0; 32989#L228 assume ~id3~0 != ~id5~0; 32990#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 33042#L199-1 init_#res#1 := init_~tmp~0#1; 32977#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 32978#L22 assume !(0 == assume_abort_if_not_~cond#1); 33009#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 33010#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 34084#L71 assume !(0 != ~mode1~0 % 256); 34082#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 34080#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 34078#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 34076#L100 assume !(0 != ~mode2~0 % 256); 34074#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 34072#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 34070#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 34068#L125 assume !(0 != ~mode3~0 % 256); 34064#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 34062#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 34060#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 33891#L150 assume !(0 != ~mode4~0 % 256); 33881#L163 [2022-07-23 15:49:14,703 INFO L754 eck$LassoCheckResult]: Loop: 33881#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 33879#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 33877#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 33875#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 32944#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 33012#L178-1 ~mode5~0 := 0; 33026#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 33117#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 33113#L333 assume !(~r1~0 % 256 >= 5); 33108#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 33104#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 33100#L332-1 check_#res#1 := check_~tmp~1#1; 33096#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 33092#L425 assume !(0 == assert_~arg#1 % 256); 33088#L420 assume { :end_inline_assert } true; 33084#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 33081#L71 assume 0 != ~mode1~0 % 256; 33071#L72 assume !(255 == ~r1~0 % 256); 33073#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 33074#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 33298#L78-1 ~mode1~0 := 0; 33556#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 33516#L100 assume !(0 != ~mode2~0 % 256); 33508#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 33502#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 33496#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 33488#L125 assume !(0 != ~mode3~0 % 256); 33483#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 33479#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 33476#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 33422#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 33416#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 33146#L153-1 ~mode4~0 := 0; 33407#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 33404#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 33250#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 33243#L178-1 ~mode5~0 := 0; 33237#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 33233#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 33228#L333 assume !(~r1~0 % 256 >= 5); 33229#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 33844#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 33838#L332-1 check_#res#1 := check_~tmp~1#1; 33810#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 33808#L425 assume !(0 == assert_~arg#1 % 256); 33806#L420 assume { :end_inline_assert } true; 33804#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 33802#L71 assume !(0 != ~mode1~0 % 256); 33803#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 34091#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 34089#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 34065#L100 assume !(0 != ~mode2~0 % 256); 34063#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 34061#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 34059#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 33973#L125 assume !(0 != ~mode3~0 % 256); 33971#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 33969#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 33968#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 33884#L150 assume !(0 != ~mode4~0 % 256); 33881#L163 [2022-07-23 15:49:14,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:14,703 INFO L85 PathProgramCache]: Analyzing trace with hash 486401122, now seen corresponding path program 1 times [2022-07-23 15:49:14,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:14,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21345331] [2022-07-23 15:49:14,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:14,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:14,717 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:49:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:14,730 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:49:14,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:14,731 INFO L85 PathProgramCache]: Analyzing trace with hash 1894910386, now seen corresponding path program 1 times [2022-07-23 15:49:14,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:14,731 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302332092] [2022-07-23 15:49:14,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:14,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:14,765 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:14,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:14,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302332092] [2022-07-23 15:49:14,765 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302332092] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:14,765 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:14,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:14,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135087263] [2022-07-23 15:49:14,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:14,766 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:49:14,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:14,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-23 15:49:14,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-23 15:49:14,766 INFO L87 Difference]: Start difference. First operand 2307 states and 3017 transitions. cyclomatic complexity: 711 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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) [2022-07-23 15:49:14,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:14,783 INFO L93 Difference]: Finished difference Result 2335 states and 3029 transitions. [2022-07-23 15:49:14,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-23 15:49:14,784 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2335 states and 3029 transitions. [2022-07-23 15:49:14,791 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2240 [2022-07-23 15:49:14,799 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2335 states to 2335 states and 3029 transitions. [2022-07-23 15:49:14,800 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2335 [2022-07-23 15:49:14,801 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2335 [2022-07-23 15:49:14,801 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2335 states and 3029 transitions. [2022-07-23 15:49:14,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:14,804 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2335 states and 3029 transitions. [2022-07-23 15:49:14,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2335 states and 3029 transitions. [2022-07-23 15:49:14,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2335 to 2327. [2022-07-23 15:49:14,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2327 states, 2327 states have (on average 1.2965191233347657) internal successors, (3017), 2326 states have internal predecessors, (3017), 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) [2022-07-23 15:49:14,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 2327 states and 3017 transitions. [2022-07-23 15:49:14,836 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2327 states and 3017 transitions. [2022-07-23 15:49:14,836 INFO L374 stractBuchiCegarLoop]: Abstraction has 2327 states and 3017 transitions. [2022-07-23 15:49:14,836 INFO L287 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-07-23 15:49:14,836 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2327 states and 3017 transitions. [2022-07-23 15:49:14,841 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2240 [2022-07-23 15:49:14,841 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:14,841 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:14,842 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:14,842 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:14,843 INFO L752 eck$LassoCheckResult]: Stem: 37685#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 37672#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 37673#L199 assume 0 == ~r1~0 % 256; 37666#L200 assume ~id1~0 >= 0; 37667#L201 assume 0 == ~st1~0; 37634#L202 assume ~send1~0 == ~id1~0; 37635#L203 assume 0 == ~mode1~0 % 256; 37652#L204 assume ~id2~0 >= 0; 37608#L205 assume 0 == ~st2~0; 37609#L206 assume ~send2~0 == ~id2~0; 37593#L207 assume 0 == ~mode2~0 % 256; 37594#L208 assume ~id3~0 >= 0; 37671#L209 assume 0 == ~st3~0; 37612#L210 assume ~send3~0 == ~id3~0; 37613#L211 assume 0 == ~mode3~0 % 256; 37597#L212 assume ~id4~0 >= 0; 37598#L213 assume 0 == ~st4~0; 37689#L214 assume ~send4~0 == ~id4~0; 37690#L215 assume 0 == ~mode4~0 % 256; 37670#L216 assume ~id5~0 >= 0; 37641#L217 assume 0 == ~st5~0; 37642#L218 assume ~send5~0 == ~id5~0; 37675#L219 assume 0 == ~mode5~0 % 256; 37693#L220 assume ~id1~0 != ~id2~0; 37630#L221 assume ~id1~0 != ~id3~0; 37627#L222 assume ~id1~0 != ~id4~0; 37628#L223 assume ~id1~0 != ~id5~0; 37621#L224 assume ~id2~0 != ~id3~0; 37622#L225 assume ~id2~0 != ~id4~0; 37618#L226 assume ~id2~0 != ~id5~0; 37619#L227 assume ~id3~0 != ~id4~0; 37636#L228 assume ~id3~0 != ~id5~0; 37637#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 37694#L199-1 init_#res#1 := init_~tmp~0#1; 37625#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 37626#L22 assume !(0 == assume_abort_if_not_~cond#1); 37654#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 37655#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 38424#L71 assume !(0 != ~mode1~0 % 256); 38425#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 38841#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 38837#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 38838#L100 assume !(0 != ~mode2~0 % 256); 38832#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 38833#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 38828#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 38829#L125 assume !(0 != ~mode3~0 % 256); 38748#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 38749#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 38742#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 38743#L150 assume !(0 != ~mode4~0 % 256); 38867#L163 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 38865#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 38863#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 38860#L175 assume !(0 != ~mode5~0 % 256); 38857#L188 [2022-07-23 15:49:14,843 INFO L754 eck$LassoCheckResult]: Loop: 38857#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 38333#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 38331#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 38329#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 38327#L333 assume !(~r1~0 % 256 >= 5); 38325#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 38322#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 38319#L332-1 check_#res#1 := check_~tmp~1#1; 38316#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 38313#L425 assume !(0 == assert_~arg#1 % 256); 38309#L420 assume { :end_inline_assert } true; 38306#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 38301#L71 assume 0 != ~mode1~0 % 256; 38297#L72 assume !(255 == ~r1~0 % 256); 38293#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 38289#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 38282#L78-1 ~mode1~0 := 0; 38280#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 38276#L100 assume !(0 != ~mode2~0 % 256); 38273#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 38271#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 38269#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 38266#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 38265#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 37998#L128-1 ~mode3~0 := 0; 38260#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 38256#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 38079#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 37938#L153-1 ~mode4~0 := 0; 38071#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 38069#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 37970#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 37927#L178-1 ~mode5~0 := 0; 37905#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 37899#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 37892#L333 assume !(~r1~0 % 256 >= 5); 37893#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 38439#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 38437#L332-1 check_#res#1 := check_~tmp~1#1; 38435#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 38433#L425 assume !(0 == assert_~arg#1 % 256); 38431#L420 assume { :end_inline_assert } true; 38429#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 38426#L71 assume !(0 != ~mode1~0 % 256); 38427#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 38688#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 38685#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 38679#L100 assume !(0 != ~mode2~0 % 256); 38680#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 39480#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 39478#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 39477#L125 assume !(0 != ~mode3~0 % 256); 38723#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 39475#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 39473#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 39471#L150 assume !(0 != ~mode4~0 % 256); 39469#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 39468#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 39467#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 38859#L175 assume !(0 != ~mode5~0 % 256); 38857#L188 [2022-07-23 15:49:14,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:14,844 INFO L85 PathProgramCache]: Analyzing trace with hash -378464037, now seen corresponding path program 1 times [2022-07-23 15:49:14,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:14,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587470207] [2022-07-23 15:49:14,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:14,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:14,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:14,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:14,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:14,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587470207] [2022-07-23 15:49:14,883 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587470207] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:14,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:14,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 15:49:14,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747438772] [2022-07-23 15:49:14,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:14,884 INFO L757 eck$LassoCheckResult]: stem already infeasible [2022-07-23 15:49:14,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:14,885 INFO L85 PathProgramCache]: Analyzing trace with hash -442427426, now seen corresponding path program 4 times [2022-07-23 15:49:14,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:14,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681739895] [2022-07-23 15:49:14,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:14,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 15:49:14,914 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-23 15:49:14,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 15:49:14,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681739895] [2022-07-23 15:49:14,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681739895] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 15:49:14,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 15:49:14,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-23 15:49:14,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135038080] [2022-07-23 15:49:14,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 15:49:14,916 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-23 15:49:14,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 15:49:14,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 15:49:14,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-23 15:49:14,917 INFO L87 Difference]: Start difference. First operand 2327 states and 3017 transitions. cyclomatic complexity: 692 Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 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) [2022-07-23 15:49:15,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 15:49:15,000 INFO L93 Difference]: Finished difference Result 2327 states and 2983 transitions. [2022-07-23 15:49:15,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 15:49:15,001 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2327 states and 2983 transitions. [2022-07-23 15:49:15,008 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2240 [2022-07-23 15:49:15,015 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2327 states to 2327 states and 2983 transitions. [2022-07-23 15:49:15,016 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2327 [2022-07-23 15:49:15,017 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2327 [2022-07-23 15:49:15,017 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2327 states and 2983 transitions. [2022-07-23 15:49:15,020 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-23 15:49:15,020 INFO L369 hiAutomatonCegarLoop]: Abstraction has 2327 states and 2983 transitions. [2022-07-23 15:49:15,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2327 states and 2983 transitions. [2022-07-23 15:49:15,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2327 to 2327. [2022-07-23 15:49:15,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2327 states, 2327 states have (on average 1.2819080360979802) internal successors, (2983), 2326 states have internal predecessors, (2983), 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) [2022-07-23 15:49:15,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 2327 states and 2983 transitions. [2022-07-23 15:49:15,052 INFO L392 hiAutomatonCegarLoop]: Abstraction has 2327 states and 2983 transitions. [2022-07-23 15:49:15,052 INFO L374 stractBuchiCegarLoop]: Abstraction has 2327 states and 2983 transitions. [2022-07-23 15:49:15,052 INFO L287 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-07-23 15:49:15,053 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2327 states and 2983 transitions. [2022-07-23 15:49:15,057 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2240 [2022-07-23 15:49:15,058 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-23 15:49:15,058 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-23 15:49:15,059 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:15,059 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 15:49:15,059 INFO L752 eck$LassoCheckResult]: Stem: 42353#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(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 42341#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 42342#L199 assume 0 == ~r1~0 % 256; 42335#L200 assume ~id1~0 >= 0; 42336#L201 assume 0 == ~st1~0; 42305#L202 assume ~send1~0 == ~id1~0; 42306#L203 assume 0 == ~mode1~0 % 256; 42323#L204 assume ~id2~0 >= 0; 42277#L205 assume 0 == ~st2~0; 42278#L206 assume ~send2~0 == ~id2~0; 42263#L207 assume 0 == ~mode2~0 % 256; 42264#L208 assume ~id3~0 >= 0; 42340#L209 assume 0 == ~st3~0; 42283#L210 assume ~send3~0 == ~id3~0; 42284#L211 assume 0 == ~mode3~0 % 256; 42271#L212 assume ~id4~0 >= 0; 42272#L213 assume 0 == ~st4~0; 42358#L214 assume ~send4~0 == ~id4~0; 42359#L215 assume 0 == ~mode4~0 % 256; 42338#L216 assume ~id5~0 >= 0; 42312#L217 assume 0 == ~st5~0; 42313#L218 assume ~send5~0 == ~id5~0; 42343#L219 assume 0 == ~mode5~0 % 256; 42361#L220 assume ~id1~0 != ~id2~0; 42301#L221 assume ~id1~0 != ~id3~0; 42299#L222 assume ~id1~0 != ~id4~0; 42300#L223 assume ~id1~0 != ~id5~0; 42291#L224 assume ~id2~0 != ~id3~0; 42292#L225 assume ~id2~0 != ~id4~0; 42287#L226 assume ~id2~0 != ~id5~0; 42288#L227 assume ~id3~0 != ~id4~0; 42307#L228 assume ~id3~0 != ~id5~0; 42308#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 42363#L199-1 init_#res#1 := init_~tmp~0#1; 42295#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 42296#L22 assume !(0 == assume_abort_if_not_~cond#1); 42326#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 42327#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 42402#L71 assume !(0 != ~mode1~0 % 256); 42398#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 42395#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 42396#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 42644#L100 assume !(0 != ~mode2~0 % 256); 42643#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 42642#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 42641#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 42640#L125 assume !(0 != ~mode3~0 % 256); 42639#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 42638#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 42637#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 42635#L150 assume !(0 != ~mode4~0 % 256); 42636#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 42376#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 42374#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 42375#L175 assume !(0 != ~mode5~0 % 256); 42762#L188 [2022-07-23 15:49:15,059 INFO L754 eck$LassoCheckResult]: Loop: 42762#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 42760#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 42758#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 42756#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 42754#L333 assume !(~r1~0 % 256 >= 5); 42749#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 42747#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 42745#L332-1 check_#res#1 := check_~tmp~1#1; 42743#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 42741#L425 assume !(0 == assert_~arg#1 % 256); 42739#L420 assume { :end_inline_assert } true; 42737#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 42735#L71 assume 0 != ~mode1~0 % 256; 42732#L72 assume !(255 == ~r1~0 % 256); 42733#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 43012#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 42727#L78-1 ~mode1~0 := 0; 42723#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 42707#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 42708#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 42969#L103-1 ~mode2~0 := 0; 43500#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 43497#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 43495#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 42896#L128-1 ~mode3~0 := 0; 43490#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 43265#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 42957#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 42885#L153-1 ~mode4~0 := 0; 42951#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 42950#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 42867#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 42861#L178-1 ~mode5~0 := 0; 42859#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 42858#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 42855#L333 assume !(~r1~0 % 256 >= 5); 42853#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 42851#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 42849#L332-1 check_#res#1 := check_~tmp~1#1; 42847#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 42845#L425 assume !(0 == assert_~arg#1 % 256); 42843#L420 assume { :end_inline_assert } true; 42841#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 42837#L71 assume !(0 != ~mode1~0 % 256); 42835#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 42833#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 42831#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 42810#L100 assume !(0 != ~mode2~0 % 256); 42800#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 42796#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 42792#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 42788#L125 assume !(0 != ~mode3~0 % 256); 42782#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 42780#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 42778#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 42776#L150 assume !(0 != ~mode4~0 % 256); 42774#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 42772#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 42770#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 42766#L175 assume !(0 != ~mode5~0 % 256); 42762#L188 [2022-07-23 15:49:15,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:15,060 INFO L85 PathProgramCache]: Analyzing trace with hash -378523619, now seen corresponding path program 1 times [2022-07-23 15:49:15,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:15,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793874054] [2022-07-23 15:49:15,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:15,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:15,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:15,071 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:49:15,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:15,086 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:49:15,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:15,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1766476948, now seen corresponding path program 1 times [2022-07-23 15:49:15,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:15,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435705251] [2022-07-23 15:49:15,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:15,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:15,097 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:49:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:15,110 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:49:15,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 15:49:15,111 INFO L85 PathProgramCache]: Analyzing trace with hash 2108689072, now seen corresponding path program 1 times [2022-07-23 15:49:15,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 15:49:15,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578281844] [2022-07-23 15:49:15,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 15:49:15,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 15:49:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:15,155 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-23 15:49:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-23 15:49:15,212 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-23 15:49:17,097 INFO L210 LassoAnalysis]: Preferences: [2022-07-23 15:49:17,098 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-23 15:49:17,098 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-23 15:49:17,098 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-23 15:49:17,098 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-07-23 15:49:17,098 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-23 15:49:17,098 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-23 15:49:17,098 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-23 15:49:17,098 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.ufo.UNBOUNDED.pals.c_Iteration18_Loop [2022-07-23 15:49:17,098 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-23 15:49:17,098 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-23 15:49:17,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,426 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:17,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-23 15:49:18,171 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2022-07-23 15:49:18,486 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 7776 conjuctions. This might take some time... [2022-07-23 15:49:29,880 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 7776 conjuctions.